diff --git a/hackfest3 b/hackfest3
new file mode 120000
index 0000000000000000000000000000000000000000..2816e4af9a9b4f4b06651710e87d93f4d5db1f0b
--- /dev/null
+++ b/hackfest3
@@ -0,0 +1 @@
+src/tests/hackfest3/
\ No newline at end of file
diff --git a/src/tests/hackfest3/README.md b/src/tests/hackfest3/README.md
new file mode 100644
index 0000000000000000000000000000000000000000..b9debfd9b054dc6f9173551909b0035c37aaf3b3
--- /dev/null
+++ b/src/tests/hackfest3/README.md
@@ -0,0 +1,41 @@
+# Tests for P4 functionality of TeraFlowSDN
+
+This directory contains the necessary scripts and configurations to run tests for the P4 functionality of TFS.
+
+## Basic scripts
+
+To run the experiments you should use the five scripts in the following order:
+```
+setup.sh
+run_test_01_bootstrap.sh
+run_test_02_create_service.sh
+run_test_03_delete_service.sh
+run_test_04_cleanup.sh
+```
+
+The setup script copies the necessary artifacts to the SBI service pod. It should be run just once, after a fresh install of TFS.
+The bootstrap script registers the context, topology, links and, devices to TFS.
+The create service scripts establishes a service between two endpoints.
+The delete service script delete the aforementioned service.
+Cleanup script deletes all the objects (context, topology, links, devices) from TFS.
+
+## Objects file
+
+The above bash scripts make use of the corresponding python scripts found under `./tests/` directory.
+More important is the `./tests/Objects.py` file, which contains the definition of the Context, Topology, Devices, Links, Services. **This is the file that need changes in case of a new topology.**
+
+Check the `./tests/Objects.py` file before running the experiment to make sure that the switches details are correct (ip address, port, etc.)
+
+## Mininet topologies
+
+In the `./mininet/` directory there are different mininet topology examples. The current `./tests/Objects.py` file corresponds to the `./mininet/4switch2path.py` topology. For more topologies please refer to `../p4`.
+
+## P4 artifacts
+
+In the `./p4/` directory there are the compiled p4 artifacts that contain the pipeline that will be pushed to the p4 switch, along with the p4-runtime definitions. 
+The `./setup.sh` script copies from this directory. So if you need to change p4 program, make sure to put the compiled artifacts here.
+
+## Latency probe
+
+In the `./probe/` directory there is a little program which calculates latency between two hosts in mininet and sends them to the Monitoring component. For specific instructions, refer to the corresponding `./probe/README.md` file.
+
diff --git a/src/tests/hackfest3/__init__.py b/src/tests/hackfest3/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..1549d9811aa5d1c193a44ad45d0d7773236c0612
--- /dev/null
+++ b/src/tests/hackfest3/__init__.py
@@ -0,0 +1,14 @@
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
diff --git a/src/tests/hackfest3/commands.txt b/src/tests/hackfest3/commands.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0db6497122c4ac3f7de52057cd41e257f4cb37af
--- /dev/null
+++ b/src/tests/hackfest3/commands.txt
@@ -0,0 +1,111 @@
+################## TFS deployment and setup #######################
+
+###### Deployment
+# To deploy TFS:
+cd ~/contoller
+source my_deploy.sh
+./deploy.sh
+
+###### Experiments
+# To onboard the experiment
+cd ~/contoller
+
+# Setup the compiled files
+./src/tests/hackfest3/setup.sh
+
+# Register the devices
+./src/tests/hackfest3/run_test_01_bootstrap.sh
+
+# Create the service
+./src/tests/hackfest3/run_test_02_create_service.sh
+
+# Delete the service
+./src/tests/hackfest3/run_test_03_delete_service.sh
+
+# Cleanup TFS
+./src/tests/hackfest3/run_test_04_cleanup.sh
+
+
+########################## MININET ##################
+# To get the mininet cli 
+cd ~/ngsdn-tutorial
+make mn-cli
+
+#### screen
+# To open a screen in mininet 
+  # For client
+  MN: client screen -S <name>
+  
+  # For server
+  MN: server screen -S <name>
+  
+# To get out 
+Press <Ctrl+A> + d
+ 
+# To reconnect 
+MN: client screen -r <name>
+
+
+####################### PROBE ######################
+### old probe
+# agent
+source tfs_runtime_env_vars.sh
+
+cd ~/controller/src/tests/hackfest3/probe/probe-tfs
+
+./deploy.sh
+./connect_to_mininet.sh
+./tfsagent
+
+# pinger
+# In mininet
+cd ~/ngsdn-tutorial
+make mn-cli
+MN: client ./tfsping
+
+
+### new probe
+cd ~/controller/src/tests/hackfest3/new-probe
+./copy.sh
+
+# agent:
+# import PYTHONPATH by tfs_enviromental variables
+source tfs_runtime_env_vars.sh
+python agent.py
+
+# pinger
+# In mininet
+cd ~/ngsdn-tutorial
+make mn-cli
+MN: client python ping2.py 10.0.0.2
+
+# To enter delay or packet loss
+cd ~/controller/src/tests/hackfest3/new-probe
+./connect_to_mininet.sh
+tc qdisc add dev <switch-iface> root netem delay <x>ms
+tc qdisc add dev <switch-iface> root netem loss <x>%
+
+################ INT (interactive session 2) ###########
+# build the new code
+cd ~/controller/src/tests/hackfest3/int
+build_p4.sh <p4-program to build>
+
+# copy the receiver, sender and helper script to docker container
+cd ~/controller/src/tests/hackfest3/int
+./copy_int_helpers.sh
+./connect_to_mininet.sh
+./install-scapy.sh
+
+# Run the receiver in server screen
+cd ~/ngsdn-tutorial
+make mn-cli
+MN: server screen -S rec
+  MN/Screen: python receive.py
+  <Ctrl+A> + d
+
+# Run the sender in client
+MN: client python send.py 10.0.0.1 "test" 1
+
+# Check the output in receiver
+MN: server screen -r rec
+  <Ctrl+A> + d
diff --git a/src/tests/hackfest3/deploy_specs.sh b/src/tests/hackfest3/deploy_specs.sh
new file mode 100755
index 0000000000000000000000000000000000000000..d3f2b5566ec47e58bad906ffa465d22842de2776
--- /dev/null
+++ b/src/tests/hackfest3/deploy_specs.sh
@@ -0,0 +1,150 @@
+#!/bin/bash
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+# ----- TeraFlowSDN ------------------------------------------------------------
+
+# Set the URL of the internal MicroK8s Docker registry where the images will be uploaded to.
+export TFS_REGISTRY_IMAGES="http://localhost:32000/tfs/"
+
+# Set the list of components, separated by spaces, you want to build images for, and deploy.
+export TFS_COMPONENTS="context device pathcomp service slice compute webui load_generator"
+
+# Uncomment to activate Monitoring
+export TFS_COMPONENTS="${TFS_COMPONENTS} monitoring"
+
+# Uncomment to activate Policy Manager
+export TFS_COMPONENTS="${TFS_COMPONENTS} policy"
+
+# Uncomment to activate Automation Manager
+#export TFS_COMPONENTS="${TFS_COMPONENTS} automation"
+
+# Uncomment to activate Optical CyberSecurity
+#export TFS_COMPONENTS="${TFS_COMPONENTS} dbscanserving opticalattackmitigator opticalattackdetector opticalattackmanager"
+
+# Uncomment to activate L3 CyberSecurity
+#export TFS_COMPONENTS="${TFS_COMPONENTS} l3_attackmitigator l3_centralizedattackdetector"
+
+# Uncomment to activate TE
+#export TFS_COMPONENTS="${TFS_COMPONENTS} te"
+
+# Set the tag you want to use for your images.
+export TFS_IMAGE_TAG="dev"
+
+# Set the name of the Kubernetes namespace to deploy TFS to.
+export TFS_K8S_NAMESPACE="tfs"
+
+# Set additional manifest files to be applied after the deployment
+export TFS_EXTRA_MANIFESTS="manifests/nginx_ingress_http.yaml"
+
+# Uncomment to monitor performance of components
+export TFS_EXTRA_MANIFESTS="${TFS_EXTRA_MANIFESTS} manifests/servicemonitors.yaml"
+
+# Uncomment when deploying Optical CyberSecurity
+#export TFS_EXTRA_MANIFESTS="${TFS_EXTRA_MANIFESTS} manifests/cachingservice.yaml"
+
+# Set the new Grafana admin password
+export TFS_GRAFANA_PASSWORD="admin123+"
+
+# Disable skip-build flag to rebuild the Docker images.
+export TFS_SKIP_BUILD=""
+
+
+# ----- CockroachDB ------------------------------------------------------------
+
+# Set the namespace where CockroackDB will be deployed.
+export CRDB_NAMESPACE="crdb"
+
+# Set the external port CockroackDB Postgre SQL interface will be exposed to.
+export CRDB_EXT_PORT_SQL="26257"
+
+# Set the external port CockroackDB HTTP Mgmt GUI interface will be exposed to.
+export CRDB_EXT_PORT_HTTP="8081"
+
+# Set the database username to be used by Context.
+export CRDB_USERNAME="tfs"
+
+# Set the database user's password to be used by Context.
+export CRDB_PASSWORD="tfs123"
+
+# Set the database name to be used by Context.
+export CRDB_DATABASE="tfs"
+
+# Set CockroachDB installation mode to 'single'. This option is convenient for development and testing.
+# See ./deploy/all.sh or ./deploy/crdb.sh for additional details
+export CRDB_DEPLOY_MODE="single"
+
+# Disable flag for dropping database, if it exists.
+export CRDB_DROP_DATABASE_IF_EXISTS="YES"
+
+# Disable flag for re-deploying CockroachDB from scratch.
+export CRDB_REDEPLOY="YES"
+
+
+# ----- NATS -------------------------------------------------------------------
+
+# Set the namespace where NATS will be deployed.
+export NATS_NAMESPACE="nats"
+
+# Set the external port NATS Client interface will be exposed to.
+export NATS_EXT_PORT_CLIENT="4222"
+
+# Set the external port NATS HTTP Mgmt GUI interface will be exposed to.
+export NATS_EXT_PORT_HTTP="8222"
+
+# Disable flag for re-deploying NATS from scratch.
+export NATS_REDEPLOY="YES"
+
+
+# ----- QuestDB ----------------------------------------------------------------
+
+# Set the namespace where QuestDB will be deployed.
+export QDB_NAMESPACE="qdb"
+
+# Set the external port QuestDB Postgre SQL interface will be exposed to.
+export QDB_EXT_PORT_SQL="8812"
+
+# Set the external port QuestDB Influx Line Protocol interface will be exposed to.
+export QDB_EXT_PORT_ILP="9009"
+
+# Set the external port QuestDB HTTP Mgmt GUI interface will be exposed to.
+export QDB_EXT_PORT_HTTP="9000"
+
+# Set the database username to be used for QuestDB.
+export QDB_USERNAME="admin"
+
+# Set the database user's password to be used for QuestDB.
+export QDB_PASSWORD="quest"
+
+# Set the table name to be used by Monitoring for KPIs.
+export QDB_TABLE_MONITORING_KPIS="tfs_monitoring_kpis"
+
+# Set the table name to be used by Slice for plotting groups.
+export QDB_TABLE_SLICE_GROUPS="tfs_slice_groups"
+
+# Disable flag for dropping tables if they exist.
+export QDB_DROP_TABLES_IF_EXIST=""
+
+# Disable flag for re-deploying QuestDB from scratch.
+export QDB_REDEPLOY="YES"
+
+
+# ----- K8s Observability ------------------------------------------------------
+
+# Set the external port Prometheus Mgmt HTTP GUI interface will be exposed to.
+export PROM_EXT_PORT_HTTP="9090"
+
+# Set the external port Grafana HTTP Dashboards will be exposed to.
+export GRAF_EXT_PORT_HTTP="3000"
diff --git a/src/tests/hackfest3/grafana/dashboard.json b/src/tests/hackfest3/grafana/dashboard.json
new file mode 100644
index 0000000000000000000000000000000000000000..1c464cecf5304e56c2fd871f99e3e44457fb919a
--- /dev/null
+++ b/src/tests/hackfest3/grafana/dashboard.json
@@ -0,0 +1,276 @@
+{
+  "annotations": {
+    "list": [
+      {
+        "builtIn": 1,
+        "datasource": {
+          "type": "grafana",
+          "uid": "-- Grafana --"
+        },
+        "enable": true,
+        "hide": true,
+        "iconColor": "rgba(0, 211, 255, 1)",
+        "name": "Annotations & Alerts",
+        "target": {
+          "limit": 100,
+          "matchAny": false,
+          "tags": [],
+          "type": "dashboard"
+        },
+        "type": "dashboard"
+      }
+    ]
+  },
+  "editable": true,
+  "fiscalYearStartMonth": 0,
+  "graphTooltip": 0,
+  "id": 11,
+  "links": [],
+  "liveNow": false,
+  "panels": [
+    {
+      "datasource": {
+        "type": "postgres",
+        "uid": "WdiCIPwVk"
+      },
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "thresholds"
+          },
+          "mappings": [],
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "color": "green",
+                "value": null
+              }
+            ]
+          }
+        },
+        "overrides": [
+          {
+            "matcher": {
+              "id": "byRegexp",
+              "options": "State"
+            },
+            "properties": [
+              {
+                "id": "mappings",
+                "value": [
+                  {
+                    "options": {
+                      "ACTIVE": {
+                        "color": "green",
+                        "index": 2
+                      },
+                      "ENFORCED": {
+                        "color": "red",
+                        "index": 3
+                      },
+                      "PROVISIONED": {
+                        "color": "yellow",
+                        "index": 1
+                      },
+                      "VALIDATED": {
+                        "color": "blue",
+                        "index": 0
+                      }
+                    },
+                    "type": "value"
+                  }
+                ]
+              }
+            ]
+          }
+        ]
+      },
+      "gridPos": {
+        "h": 4,
+        "w": 24,
+        "x": 0,
+        "y": 0
+      },
+      "id": 4,
+      "options": {
+        "colorMode": "value",
+        "graphMode": "area",
+        "justifyMode": "auto",
+        "orientation": "auto",
+        "reduceOptions": {
+          "calcs": [
+            "lastNotNull"
+          ],
+          "fields": "/^State$/",
+          "values": true
+        },
+        "textMode": "auto"
+      },
+      "pluginVersion": "8.5.22",
+      "targets": [
+        {
+          "datasource": {
+            "type": "postgres",
+            "uid": "WdiCIPwVk"
+          },
+          "format": "time_series",
+          "group": [],
+          "metricColumn": "none",
+          "rawQuery": true,
+          "rawSql": "SELECT\n  updated_at as \"time\",\n  policyrule_state as \"State\"\nFROM policyrule\nORDER BY 1",
+          "refId": "A",
+          "select": [
+            [
+              {
+                "params": [
+                  "policyrule_state"
+                ],
+                "type": "column"
+              }
+            ]
+          ],
+          "table": "policyrule",
+          "timeColumn": "updated_at",
+          "timeColumnType": "timestamp",
+          "where": [
+            {
+              "name": "$__timeFilter",
+              "params": [],
+              "type": "macro"
+            }
+          ]
+        }
+      ],
+      "title": "Policy State",
+      "type": "stat"
+    },
+    {
+      "datasource": {
+        "type": "postgres",
+        "uid": "nSmCIEw4k"
+      },
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "custom": {
+            "axisLabel": "latency",
+            "axisPlacement": "right",
+            "axisSoftMin": -1,
+            "barAlignment": 0,
+            "drawStyle": "line",
+            "fillOpacity": 0,
+            "gradientMode": "none",
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            },
+            "lineInterpolation": "smooth",
+            "lineWidth": 1,
+            "pointSize": 5,
+            "scaleDistribution": {
+              "type": "linear"
+            },
+            "showPoints": "auto",
+            "spanNulls": false,
+            "stacking": {
+              "group": "A",
+              "mode": "none"
+            },
+            "thresholdsStyle": {
+              "mode": "line+area"
+            }
+          },
+          "mappings": [],
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "color": "green",
+                "value": null
+              },
+              {
+                "color": "orange",
+                "value": 10000
+              }
+            ]
+          },
+          "unit": "µs"
+        },
+        "overrides": []
+      },
+      "gridPos": {
+        "h": 10,
+        "w": 24,
+        "x": 0,
+        "y": 4
+      },
+      "id": 2,
+      "options": {
+        "legend": {
+          "calcs": [],
+          "displayMode": "hidden",
+          "placement": "bottom"
+        },
+        "tooltip": {
+          "mode": "single",
+          "sort": "none"
+        }
+      },
+      "targets": [
+        {
+          "datasource": {
+            "type": "postgres",
+            "uid": "nSmCIEw4k"
+          },
+          "format": "time_series",
+          "group": [],
+          "metricColumn": "none",
+          "rawQuery": true,
+          "rawSql": "SELECT\n  timestamp AS \"time\",\n  kpi_value AS metric\nFROM tfs_monitoring_kpis\nWHERE\n  $__timeFilter(timestamp)\nORDER BY timestamp",
+          "refId": "A",
+          "select": [
+            [
+              {
+                "params": [
+                  "value"
+                ],
+                "type": "column"
+              }
+            ]
+          ],
+          "timeColumn": "time",
+          "where": [
+            {
+              "name": "$__timeFilter",
+              "params": [],
+              "type": "macro"
+            }
+          ]
+        }
+      ],
+      "title": "end-to-end latency",
+      "type": "timeseries"
+    }
+  ],
+  "refresh": "5s",
+  "schemaVersion": 36,
+  "style": "dark",
+  "tags": [],
+  "templating": {
+    "list": []
+  },
+  "time": {
+    "from": "now-5m",
+    "to": "now"
+  },
+  "timepicker": {},
+  "timezone": "",
+  "title": "HPSR23",
+  "uid": "F-t42xU4z",
+  "version": 1,
+  "weekStart": ""
+}
diff --git a/src/tests/hackfest3/grafana/only_metrics.json b/src/tests/hackfest3/grafana/only_metrics.json
new file mode 100644
index 0000000000000000000000000000000000000000..966fb738e8292dc7ce6b873a8b0c206ad8c95382
--- /dev/null
+++ b/src/tests/hackfest3/grafana/only_metrics.json
@@ -0,0 +1,157 @@
+{
+  "annotations": {
+    "list": [
+      {
+        "builtIn": 1,
+        "datasource": {
+          "type": "grafana",
+          "uid": "-- Grafana --"
+        },
+        "enable": true,
+        "hide": true,
+        "iconColor": "rgba(0, 211, 255, 1)",
+        "name": "Annotations & Alerts",
+        "target": {
+          "limit": 100,
+          "matchAny": false,
+          "tags": [],
+          "type": "dashboard"
+        },
+        "type": "dashboard"
+      }
+    ]
+  },
+  "editable": true,
+  "fiscalYearStartMonth": 0,
+  "graphTooltip": 0,
+  "id": 11,
+  "links": [],
+  "liveNow": false,
+  "panels": [
+    {
+      "datasource": {
+        "type": "postgres",
+        "uid": "3xPv3eMIk"
+      },
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "custom": {
+            "axisLabel": "",
+            "axisPlacement": "auto",
+            "barAlignment": 0,
+            "drawStyle": "line",
+            "fillOpacity": 0,
+            "gradientMode": "none",
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            },
+            "lineInterpolation": "linear",
+            "lineWidth": 1,
+            "pointSize": 5,
+            "scaleDistribution": {
+              "type": "linear"
+            },
+            "showPoints": "auto",
+            "spanNulls": false,
+            "stacking": {
+              "group": "A",
+              "mode": "none"
+            },
+            "thresholdsStyle": {
+              "mode": "off"
+            }
+          },
+          "mappings": [],
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "color": "green",
+                "value": null
+              },
+              {
+                "color": "red",
+                "value": 80
+              }
+            ]
+          }
+        },
+        "overrides": []
+      },
+      "gridPos": {
+        "h": 9,
+        "w": 12,
+        "x": 0,
+        "y": 0
+      },
+      "id": 2,
+      "options": {
+        "legend": {
+          "calcs": [],
+          "displayMode": "list",
+          "placement": "bottom"
+        },
+        "tooltip": {
+          "mode": "single",
+          "sort": "none"
+        }
+      },
+      "targets": [
+        {
+          "datasource": {
+            "type": "postgres",
+            "uid": "3xPv3eMIk"
+          },
+          "format": "time_series",
+          "group": [],
+          "metricColumn": "none",
+          "rawQuery": true,
+          "rawSql": "SELECT\n  timestamp AS \"time\",\n  kpi_value AS metric\nFROM tfs_monitoring_kpis\nWHERE\n  $__timeFilter(timestamp)\nORDER BY timestamp",
+          "refId": "A",
+          "select": [
+            [
+              {
+                "params": [
+                  "value"
+                ],
+                "type": "column"
+              }
+            ]
+          ],
+          "timeColumn": "time",
+          "where": [
+            {
+              "name": "$__timeFilter",
+              "params": [],
+              "type": "macro"
+            }
+          ]
+        }
+      ],
+      "title": "Panel Title",
+      "type": "timeseries"
+    }
+  ],
+  "refresh": "5s",
+  "schemaVersion": 36,
+  "style": "dark",
+  "tags": [],
+  "templating": {
+    "list": []
+  },
+  "time": {
+    "from": "now-5m",
+    "to": "now"
+  },
+  "timepicker": {},
+  "timezone": "",
+  "title": "hackfest3",
+  "uid": "SNg63eGSk",
+  "version": 1,
+  "weekStart": ""
+}
diff --git a/src/tests/hackfest3/grpc/addPolicy.sh b/src/tests/hackfest3/grpc/addPolicy.sh
new file mode 100755
index 0000000000000000000000000000000000000000..71300d3ac00ff99786947cdc56b3776f858fcd3e
--- /dev/null
+++ b/src/tests/hackfest3/grpc/addPolicy.sh
@@ -0,0 +1,16 @@
+#!/bin/bash
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+./grpcurl/grpcurl -plaintext -d @ localhost:30060 policy.PolicyService/PolicyAddService  < policyAddService.json
diff --git a/src/tests/hackfest3/grpc/grpcurl/LICENSE b/src/tests/hackfest3/grpc/grpcurl/LICENSE
new file mode 100644
index 0000000000000000000000000000000000000000..6b678c507101c0682cfcd340bc97522ccabe7e4d
--- /dev/null
+++ b/src/tests/hackfest3/grpc/grpcurl/LICENSE
@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2017 FullStory, Inc
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
\ No newline at end of file
diff --git a/src/tests/hackfest3/grpc/grpcurl/grpcurl b/src/tests/hackfest3/grpc/grpcurl/grpcurl
new file mode 100755
index 0000000000000000000000000000000000000000..89a7bd8bfea5ba8d3baa8c636e779a97c0e47448
Binary files /dev/null and b/src/tests/hackfest3/grpc/grpcurl/grpcurl differ
diff --git a/src/tests/hackfest3/grpc/policyAddService.json b/src/tests/hackfest3/grpc/policyAddService.json
new file mode 100644
index 0000000000000000000000000000000000000000..5cada37425fce4851303858281032373d558dd68
--- /dev/null
+++ b/src/tests/hackfest3/grpc/policyAddService.json
@@ -0,0 +1,48 @@
+{
+    "serviceId": {
+        "context_id": {
+            "context_uuid": {
+                "uuid": "43813baf-195e-5da6-af20-b3d0922e71a7"
+            }
+        },
+        "service_uuid": {
+            "uuid": "c7d6c3f4-395e-5973-98d3-8d90f8fc9141"
+        }
+    },
+    "policyRuleBasic": {
+        "priority": 0,
+        "policyRuleId": {
+            "uuid": {
+                "uuid": "1"
+            }
+        },
+        "booleanOperator": "POLICYRULE_CONDITION_BOOLEAN_OR",
+        "policyRuleState": {
+            "policyRuleStateMessage": ""
+        },
+        "actionList": [
+            {
+                "action": "POLICY_RULE_ACTION_RECALCULATE_PATH",
+                "action_config": [
+                    {
+                        "action_key": "",
+                        "action_value": ""
+                    }
+                ]
+            }
+        ],
+        "conditionList": [
+            {
+                "numericalOperator": "POLICYRULE_CONDITION_NUMERICAL_GREATER_THAN",
+                "kpiValue": {
+                    "floatVal": 10000
+                },
+                "kpiId": {
+                    "kpi_id": {
+                        "uuid": "1"
+                    }
+                }
+            }
+        ]
+    }
+}
diff --git a/src/tests/hackfest3/grpc/removePolicy.sh b/src/tests/hackfest3/grpc/removePolicy.sh
new file mode 100755
index 0000000000000000000000000000000000000000..fc6103f41224915abdae1c6688b1284d3e5f21ae
--- /dev/null
+++ b/src/tests/hackfest3/grpc/removePolicy.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Remove policy
+./grpcurl/grpcurl -plaintext -d @ localhost:30060 policy.PolicyService/PolicyDelete  < removePolicyRule.json
diff --git a/src/tests/hackfest3/grpc/removePolicyRule.json b/src/tests/hackfest3/grpc/removePolicyRule.json
new file mode 100644
index 0000000000000000000000000000000000000000..2abe6aeb26a9ce1d278dedec8a8bb0f383bb23f8
--- /dev/null
+++ b/src/tests/hackfest3/grpc/removePolicyRule.json
@@ -0,0 +1,5 @@
+{
+  "uuid": {
+    "uuid": "c4b5e66e-fa99-5075-9b6e-760476791fc1"
+  }
+}
diff --git a/src/tests/hackfest3/int/build_p4.sh b/src/tests/hackfest3/int/build_p4.sh
new file mode 100755
index 0000000000000000000000000000000000000000..184fe17ec6271ef689f2aa2b280c8e9b1b8c6ee2
--- /dev/null
+++ b/src/tests/hackfest3/int/build_p4.sh
@@ -0,0 +1,45 @@
+#!/bin/bash
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+get_next_backup_dir() {
+  local prefix="/home/teraflow/controller/src/tests/hackfest3/p4/backup"
+  local num=1
+
+  while [[ -d "$prefix$num" ]]; do
+    ((num++))
+  done
+
+  echo "$prefix$num"
+}
+
+backup_dir=$(get_next_backup_dir)
+mkdir "$backup_dir"
+
+if [[ -d "$backup_dir" ]]; then
+  mv ~/controller/src/tests/hackfest3/p4/*json "$backup_dir"
+  mv ~/controller/src/tests/hackfest3/p4/*p4 "$backup_dir"
+  mv ~/controller/src/tests/hackfest3/p4/*txt "$backup_dir"
+else
+  echo "Backup directory not created. Files were not moved."
+fi
+
+cp $1 ~/controller/src/tests/hackfest3/p4/
+
+rm -rf ~/ngsdn-tutorial/p4src/*
+cp $1 ~/ngsdn-tutorial/p4src/main.p4
+cd ~/ngsdn-tutorial
+make p4-build
+
+cp ~/ngsdn-tutorial/p4src/build/* ~/controller/src/tests/hackfest3/p4/
diff --git a/src/tests/hackfest3/int/connect_to_mininet.sh b/src/tests/hackfest3/int/connect_to_mininet.sh
new file mode 100755
index 0000000000000000000000000000000000000000..a82d3767fc2669e7627bee0b5ca60e5626c920f2
--- /dev/null
+++ b/src/tests/hackfest3/int/connect_to_mininet.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+CONTAINER=`docker ps | grep mininet | cut -f1 -d" "`
+docker exec -it $CONTAINER /bin/bash
diff --git a/src/tests/hackfest3/int/copy_int_helpers.sh b/src/tests/hackfest3/int/copy_int_helpers.sh
new file mode 100755
index 0000000000000000000000000000000000000000..726ff55dfb512a34819063bd0bddddb5ad076ce3
--- /dev/null
+++ b/src/tests/hackfest3/int/copy_int_helpers.sh
@@ -0,0 +1,20 @@
+#!/bin/bash
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# get container id
+CONTAINER=`docker ps | grep mininet | cut -f1 -d" "`
+docker cp send.py $CONTAINER:/root
+docker cp receive.py $CONTAINER:/root
+docker cp install-scapy.sh $CONTAINER:/root
diff --git a/src/tests/hackfest3/int/install-scapy.sh b/src/tests/hackfest3/int/install-scapy.sh
new file mode 100755
index 0000000000000000000000000000000000000000..9cfa948f682400032af18d1595a3a79009dc3c49
--- /dev/null
+++ b/src/tests/hackfest3/int/install-scapy.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+sed -i 's/deb.debian.org/archive.debian.org/g' /etc/apt/sources.list
+sed -i 's|security.debian.org|archive.debian.org/debian-security/|g' /etc/apt/sources.list
+sed -i '/stretch-updates/d' /etc/apt/sources.list
+chmod 1777 /tmp
+apt update
+apt install -y python-scapy
diff --git a/src/tests/hackfest3/int/qdepth_int_basic.p4 b/src/tests/hackfest3/int/qdepth_int_basic.p4
new file mode 100644
index 0000000000000000000000000000000000000000..6bef091b96f4a4b59b50a3d97224e003abe2acf0
--- /dev/null
+++ b/src/tests/hackfest3/int/qdepth_int_basic.p4
@@ -0,0 +1,278 @@
+/*
+ * Copyright 2019-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+#include <core.p4>
+#include <v1model.p4>
+
+typedef bit<9>   port_num_t;
+typedef bit<48>  mac_addr_t;
+
+//------------------------------------------------------------------------------
+// HEADER DEFINITIONS
+//------------------------------------------------------------------------------
+
+#define MAX_INT_HEADERS 9
+
+const bit<16> TYPE_IPV4 = 0x800;
+const bit<5>  IPV4_OPTION_INT = 31;
+
+typedef bit<9>  egressSpec_t;
+typedef bit<48> macAddr_t;
+typedef bit<32> ip4Addr_t;
+
+typedef bit<13> switch_id_t;
+typedef bit<13> queue_depth_t;
+typedef bit<6>  output_port_t;
+
+header ethernet_t {
+    macAddr_t dstAddr;
+    macAddr_t srcAddr;
+    bit<16>   etherType;
+}
+
+header ipv4_t {
+    bit<4>    version;
+    bit<4>    ihl;
+    bit<6>    dscp;
+    bit<2>    ecn;
+    bit<16>   totalLen;
+    bit<16>   identification;
+    bit<3>    flags;
+    bit<13>   fragOffset;
+    bit<8>    ttl;
+    bit<8>    protocol;
+    bit<16>   hdrChecksum;
+    ip4Addr_t srcAddr;
+    ip4Addr_t dstAddr;
+}
+
+header ipv4_option_t {
+    bit<1> copyFlag;
+    bit<2> optClass;
+    bit<5> option;
+    bit<8> optionLength;
+}
+
+header int_count_t {
+    bit<16>   num_switches;
+}
+
+header int_header_t {
+    switch_id_t switch_id;
+    queue_depth_t queue_depth;
+    output_port_t output_port;
+}
+
+
+struct parser_metadata_t {
+    bit<16> num_headers_remaining;
+}
+
+struct local_metadata_t {
+    parser_metadata_t  parser_metadata;
+}
+
+struct parsed_headers_t {
+    ethernet_t   ethernet;
+    ipv4_t       ipv4;
+    ipv4_option_t ipv4_option;
+    int_count_t   int_count;
+    int_header_t[MAX_INT_HEADERS] int_headers;
+}
+
+error { IPHeaderWithoutOptions }
+
+//------------------------------------------------------------------------------
+// INGRESS PIPELINE
+//------------------------------------------------------------------------------
+
+parser ParserImpl(packet_in packet,
+                out parsed_headers_t hdr,
+                inout local_metadata_t local_metadata,
+                inout standard_metadata_t standard_metadata) {
+
+    state start {
+
+        packet.extract(hdr.ethernet);
+        transition select(hdr.ethernet.etherType){
+            TYPE_IPV4: parse_ipv4;
+            default: accept;
+        }
+    }
+
+    state parse_ipv4 {
+        packet.extract(hdr.ipv4);
+        //Check if ihl is bigger than 5. Packets without ip options set ihl to 5.
+        verify(hdr.ipv4.ihl >= 5, error.IPHeaderWithoutOptions);
+        transition select(hdr.ipv4.ihl) {
+            5             : accept;
+            default       : parse_ipv4_option;
+        }
+    }
+
+    state parse_ipv4_option {
+        packet.extract(hdr.ipv4_option);
+        transition select(hdr.ipv4_option.option){
+
+            IPV4_OPTION_INT:  parse_int;
+            default: accept;
+
+        }
+     }
+
+    state parse_int {
+        packet.extract(hdr.int_count);
+        local_metadata.parser_metadata.num_headers_remaining = hdr.int_count.num_switches;
+        transition select(local_metadata.parser_metadata.num_headers_remaining){
+            0: accept;
+            default: parse_int_headers;
+        }
+    }
+
+    state parse_int_headers {
+        packet.extract(hdr.int_headers.next);
+        local_metadata.parser_metadata.num_headers_remaining = local_metadata.parser_metadata.num_headers_remaining -1 ;
+        transition select(local_metadata.parser_metadata.num_headers_remaining){
+            0: accept;
+            default: parse_int_headers;
+        }
+    }
+}
+
+control VerifyChecksumImpl(inout parsed_headers_t hdr,
+                           inout local_metadata_t meta)
+{
+    apply { /* EMPTY */ }
+}
+
+
+control IngressPipeImpl (inout parsed_headers_t    hdr,
+                         inout local_metadata_t    local_metadata,
+                         inout standard_metadata_t standard_metadata) {
+
+    action drop() {
+        mark_to_drop(standard_metadata);
+    }
+
+    action set_egress_port(port_num_t port) {
+        standard_metadata.egress_spec = port;
+    }
+
+    // --- l2_exact_table ------------------
+
+    table l2_exact_table {
+        key = {
+            standard_metadata.ingress_port: exact;
+        }
+        actions = {
+            set_egress_port;
+            @defaultonly drop;
+        }
+        const default_action = drop;
+    }
+
+    apply {
+        l2_exact_table.apply();
+    }
+}
+
+//------------------------------------------------------------------------------
+// EGRESS PIPELINE
+//------------------------------------------------------------------------------
+
+control EgressPipeImpl (inout parsed_headers_t hdr,
+                        inout local_metadata_t local_metadata,
+                        inout standard_metadata_t standard_metadata) {
+
+    
+    action add_int_header(switch_id_t swid){
+        //increase int stack counter by one
+        hdr.int_count.num_switches = hdr.int_count.num_switches + 1;
+        hdr.int_headers.push_front(1);
+        // This was not needed in older specs. Now by default pushed
+        // invalid elements are
+        hdr.int_headers[0].setValid();
+        hdr.int_headers[0].switch_id = (bit<13>)swid;
+        hdr.int_headers[0].queue_depth = (bit<13>)standard_metadata.deq_qdepth;
+        hdr.int_headers[0].output_port = (bit<6>)standard_metadata.egress_port;
+
+        //update ip header length
+        hdr.ipv4.ihl = hdr.ipv4.ihl + 1;
+        hdr.ipv4.totalLen = hdr.ipv4.totalLen + 4;
+        hdr.ipv4_option.optionLength = hdr.ipv4_option.optionLength + 4;
+    }
+
+    table int_table {
+        actions = {
+            add_int_header;
+            NoAction;
+        }
+        default_action = add_int_header(1);
+    }
+
+    apply {
+        if (hdr.int_count.isValid()){
+            int_table.apply();
+        }
+    }
+}
+
+
+control ComputeChecksumImpl(inout parsed_headers_t hdr,
+                            inout local_metadata_t local_metadata)
+{
+    apply {
+        update_checksum(
+	          hdr.ipv4.isValid(),
+            { hdr.ipv4.version,
+	            hdr.ipv4.ihl,
+              hdr.ipv4.dscp,
+              hdr.ipv4.ecn,
+              hdr.ipv4.totalLen,
+              hdr.ipv4.identification,
+              hdr.ipv4.flags,
+              hdr.ipv4.fragOffset,
+              hdr.ipv4.ttl,
+              hdr.ipv4.protocol,
+              hdr.ipv4.srcAddr,
+              hdr.ipv4.dstAddr },
+            hdr.ipv4.hdrChecksum,
+            HashAlgorithm.csum16);
+    }
+}
+
+control DeparserImpl(packet_out packet, in parsed_headers_t hdr) {
+    apply {
+
+        //parsed headers have to be added again into the packet.
+        packet.emit(hdr.ethernet);
+        packet.emit(hdr.ipv4);
+        packet.emit(hdr.ipv4_option);
+        packet.emit(hdr.int_count);
+        packet.emit(hdr.int_headers);
+
+    }
+}
+
+V1Switch(
+    ParserImpl(),
+    VerifyChecksumImpl(),
+    IngressPipeImpl(),
+    EgressPipeImpl(),
+    ComputeChecksumImpl(),
+    DeparserImpl()
+) main;
diff --git a/src/tests/hackfest3/int/receive.py b/src/tests/hackfest3/int/receive.py
new file mode 100644
index 0000000000000000000000000000000000000000..fb1aac1ca2527e7df5981d2a747f2ebc4a6e8775
--- /dev/null
+++ b/src/tests/hackfest3/int/receive.py
@@ -0,0 +1,76 @@
+#!/usr/bin/env python3
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import sys
+import struct
+
+from scapy.all import sniff, sendp, hexdump, get_if_list, get_if_hwaddr
+from scapy.all import Packet, IPOption
+from scapy.all import PacketListField, ShortField, IntField, LongField, BitField, FieldListField, FieldLenField
+from scapy.all import IP, UDP, Raw
+from scapy.layers.inet import _IPOption_HDR
+
+
+def get_if():
+    ifs=get_if_list()
+    iface=None
+    for i in get_if_list():
+        if "eth0" in i:
+            iface=i
+            break
+    if not iface:
+        print("Cannot find eth0 interface")
+        exit(1)
+    return iface
+
+
+class SwitchTrace(Packet):
+    fields_desc = [ BitField("swid", 0, 13),
+                    BitField("qdepth", 0,13),
+                    BitField("portid",0,6)]
+    def extract_padding(self, p):
+                return "", p
+
+
+class IPOption_INT(IPOption):
+    name = "INT"
+    option = 31
+    fields_desc = [ _IPOption_HDR,
+                    FieldLenField("length", None, fmt="B",
+                                  length_of="int_headers",
+                                  adjust=lambda pkt,l:l*2+4),
+                    ShortField("count", 0),
+                    PacketListField("int_headers",
+                                   [],
+                                   SwitchTrace,
+                                   count_from=lambda pkt:(pkt.count*1)) ]
+
+
+def handle_pkt(pkt):
+    print("got a packet")
+    pkt.show2()
+    sys.stdout.flush()
+
+
+def main():
+    iface = 'server-eth0'
+    print("sniffing on %s" % iface)
+    sys.stdout.flush()
+    sniff(filter="udp and port 4321", iface = iface,
+          prn = lambda x: handle_pkt(x))
+
+
+if __name__ == '__main__':
+    main()
diff --git a/src/tests/hackfest3/int/send.py b/src/tests/hackfest3/int/send.py
new file mode 100644
index 0000000000000000000000000000000000000000..38b4b4d6274922e5917206681e9502c9d8ac3576
--- /dev/null
+++ b/src/tests/hackfest3/int/send.py
@@ -0,0 +1,90 @@
+#!/usr/bin/env python3
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import argparse
+import sys
+import socket
+import random
+import struct
+
+from scapy.all import sendp, send, hexdump, get_if_list, get_if_hwaddr
+from scapy.all import Packet, IPOption
+from scapy.all import Ether, IP, UDP
+from scapy.all import IntField, FieldListField, FieldLenField, ShortField, PacketListField, BitField
+from scapy.layers.inet import _IPOption_HDR
+
+from time import sleep
+
+
+def get_if():
+    ifs=get_if_list()
+    iface=None
+    for i in get_if_list():
+        if "eth0" in i:
+            iface=i
+            break
+    if not iface:
+        print("Cannot find eth0 interface")
+        exit(1)
+    return iface
+
+
+class SwitchTrace(Packet):
+    fields_desc = [ BitField("swid", 0, 13),
+                    BitField("qdepth", 0,13),
+                    BitField("portid",0,6)]
+    def extract_padding(self, p):
+                return "", p
+
+class IPOption_INT(IPOption):
+    name = "INT"
+    option = 31
+    fields_desc = [ _IPOption_HDR,
+                    FieldLenField("length", None, fmt="B",
+                                  length_of="int_headers",
+                                  adjust=lambda pkt,l:l*2+4),
+                    ShortField("count", 0),
+                    PacketListField("int_headers",
+                                   [],
+                                   SwitchTrace,
+                                   count_from=lambda pkt:(pkt.count*1)) ]
+
+
+def main():
+
+    if len(sys.argv)<4:
+        print('pass 3 arguments: <destination> "<message>" <number of packets>')
+        exit(1)
+
+    addr = socket.gethostbyname(sys.argv[1])
+    iface = get_if()
+
+    pkt = Ether(src=get_if_hwaddr(iface), dst="ff:ff:ff:ff:ff:ff") / IP(
+        dst=addr, options = IPOption_INT(count=0,
+            int_headers=[])) / UDP(
+            dport=1234, sport=4321) / sys.argv[2]
+
+    pkt.show2()
+
+    try:
+      for i in range(int(sys.argv[3])):
+        sendp(pkt, iface=iface)
+        sleep(1)
+    except KeyboardInterrupt:
+        raise
+
+
+if __name__ == '__main__':
+    main()
diff --git a/src/tests/hackfest3/int/solution/p4_service_handler.py b/src/tests/hackfest3/int/solution/p4_service_handler.py
new file mode 100644
index 0000000000000000000000000000000000000000..558f6a590620ec96e4dd3db88599acd037041268
--- /dev/null
+++ b/src/tests/hackfest3/int/solution/p4_service_handler.py
@@ -0,0 +1,389 @@
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""
+P4 service handler for the TeraFlowSDN controller.
+"""
+
+import logging
+from typing import Any, List, Optional, Tuple, Union
+from common.method_wrappers.Decorator import MetricsPool, metered_subclass_method
+from common.proto.context_pb2 import ConfigRule, DeviceId, Service
+from common.tools.object_factory.ConfigRule import json_config_rule_delete, json_config_rule_set
+from common.tools.object_factory.Device import json_device_id
+from common.type_checkers.Checkers import chk_type
+from service.service.service_handler_api._ServiceHandler import _ServiceHandler
+from service.service.task_scheduler.TaskExecutor import TaskExecutor
+
+LOGGER = logging.getLogger(__name__)
+
+METRICS_POOL = MetricsPool('Service', 'Handler', labels={'handler': 'p4'})
+
+def create_rule_set(endpoint_a, endpoint_b):
+    return json_config_rule_set(
+        'table',
+        {
+            'table-name': 'IngressPipeImpl.l2_exact_table',
+            'match-fields': [
+                {
+                    'match-field': 'standard_metadata.ingress_port',
+                    'match-value': endpoint_a
+                }
+            ],
+            'action-name': 'IngressPipeImpl.set_egress_port',
+            'action-params': [
+                {
+                    'action-param': 'port',
+                    'action-value': endpoint_b
+                }
+            ]
+        }
+    )
+
+def create_rule_del(endpoint_a, endpoint_b):
+    return json_config_rule_delete(
+        'table',
+        {
+            'table-name': 'IngressPipeImpl.l2_exact_table',
+            'match-fields': [
+                {
+                    'match-field': 'standard_metadata.ingress_port',
+                    'match-value': endpoint_a
+                }
+            ],
+            'action-name': 'IngressPipeImpl.set_egress_port',
+            'action-params': [
+                {
+                    'action-param': 'port',
+                    'action-value': endpoint_b
+                }
+            ]
+        }
+    )
+    
+def create_int_set(endpoint_a, id):
+    return json_config_rule_set(
+        'table',
+        {
+            'table-name': 'EgressPipeImpl.int_table',
+       	    'match-fields': [
+                {
+                    'match-field': 'standard_metadata.ingress_port',
+                    'match-value': endpoint_a
+                }
+            ],
+            'action-name': 'EgressPipeImpl.add_int_header',
+            'action-params': [
+                {
+                    'action-param': 'swid',
+                    'action-value': id
+                }
+            ]
+        }
+    )
+    
+def create_int_del(endpoint_a, id):
+    return json_config_rule_delete(
+        'table',
+        {
+            'table-name': 'EgressPipeImpl.int_table',
+       	    'match-fields': [
+                {
+                    'match-field': 'standard_metadata.ingress_port',
+                    'match-value': endpoint_a
+                }
+            ],
+            'action-name': 'EgressPipeImpl.add_int_header',
+            'action-params': [
+                {
+                    'action-param': 'swid',
+                    'action-value': id
+                }
+            ]
+        }
+    )
+
+def find_names(uuid_a, uuid_b, device_endpoints):
+    endpoint_a, endpoint_b = None, None
+    for endpoint in device_endpoints:
+        if endpoint.endpoint_id.endpoint_uuid.uuid == uuid_a:
+            endpoint_a = endpoint.name
+        elif endpoint.endpoint_id.endpoint_uuid.uuid == uuid_b:
+            endpoint_b = endpoint.name
+            
+    return (endpoint_a, endpoint_b)
+
+class P4ServiceHandler(_ServiceHandler):
+    def __init__(self,
+                 service: Service,
+                 task_executor : TaskExecutor,
+                 **settings) -> None:
+        """ Initialize Driver.
+            Parameters:
+                service
+                    The service instance (gRPC message) to be managed.
+                task_executor
+                    An instance of Task Executor providing access to the
+                    service handlers factory, the context and device clients,
+                    and an internal cache of already-loaded gRPC entities.
+                **settings
+                    Extra settings required by the service handler.
+        """
+        self.__service = service
+        self.__task_executor = task_executor # pylint: disable=unused-private-member
+
+    @metered_subclass_method(METRICS_POOL)
+    def SetEndpoint(
+        self, endpoints : List[Tuple[str, str, Optional[str]]],
+        connection_uuid : Optional[str] = None
+    ) -> List[Union[bool, Exception]]:
+        """ Create/Update service endpoints form a list.
+            Parameters:
+                endpoints: List[Tuple[str, str, Optional[str]]]
+                    List of tuples, each containing a device_uuid,
+                    endpoint_uuid and, optionally, the topology_uuid
+                    of the endpoint to be added.
+                connection_uuid : Optional[str]
+                    If specified, is the UUID of the connection this endpoint is associated to.
+            Returns:
+                results: List[Union[bool, Exception]]
+                    List of results for endpoint changes requested.
+                    Return values must be in the same order as the requested
+                    endpoints. If an endpoint is properly added, True must be
+                    returned; otherwise, the Exception that is raised during
+                    the processing must be returned.
+        """
+        chk_type('endpoints', endpoints, list)
+        if len(endpoints) == 0: return []
+
+        service_uuid = self.__service.service_id.service_uuid.uuid
+
+        history = {}
+        
+        results = []
+        index = {}
+        i = 0
+        for endpoint in endpoints:        
+            device_uuid, endpoint_uuid = endpoint[0:2] # ignore topology_uuid by now
+            if device_uuid in history:       
+                try:
+                    matched_endpoint_uuid = history.pop(device_uuid)
+                    device = self.__task_executor.get_device(DeviceId(**json_device_id(device_uuid)))
+
+                    del device.device_config.config_rules[:]
+                    
+                    # Find names from uuids
+                    (endpoint_a, endpoint_b) = find_names(matched_endpoint_uuid, endpoint_uuid, device.device_endpoints)
+                    if endpoint_a is None:
+                        LOGGER.exception('Unable to find name of endpoint({:s})'.format(str(matched_endpoint_uuid)))
+                        raise Exception('Unable to find name of endpoint({:s})'.format(str(matched_endpoint_uuid)))
+                    if endpoint_b is None:
+                        LOGGER.exception('Unable to find name of endpoint({:s})'.format(str(endpoint_uuid)))
+                        raise Exception('Unable to find name of endpoint({:s})'.format(str(endpoint_uuid)))
+
+                    # One way
+                    rule = create_rule_set(endpoint_a, endpoint_b) 
+                    device.device_config.config_rules.append(ConfigRule(**rule))
+                    # The other way
+                    rule = create_rule_set(endpoint_b, endpoint_a) 
+                    device.device_config.config_rules.append(ConfigRule(**rule))
+                    
+                    rule = create_int_set(endpoint_a, device.name[-1])
+                    device.device_config.config_rules.append(ConfigRule(**rule))
+
+                    self.__task_executor.configure_device(device)
+            
+                    results.append(True)
+                    results[index[device_uuid]] = True
+                except Exception as e:
+                    LOGGER.exception('Unable to SetEndpoint({:s})'.format(str(endpoint)))
+                    results.append(e)
+            else:
+                history[device_uuid] = endpoint_uuid
+                index[device_uuid] = i
+                results.append(False)
+            i = i+1
+
+        return results
+
+    @metered_subclass_method(METRICS_POOL)
+    def DeleteEndpoint(
+        self, endpoints : List[Tuple[str, str, Optional[str]]],
+        connection_uuid : Optional[str] = None
+    ) -> List[Union[bool, Exception]]:
+        """ Delete service endpoints form a list.
+            Parameters:
+                endpoints: List[Tuple[str, str, Optional[str]]]
+                    List of tuples, each containing a device_uuid,
+                    endpoint_uuid, and the topology_uuid of the endpoint
+                    to be removed.
+                connection_uuid : Optional[str]
+                    If specified, is the UUID of the connection this endpoint is associated to.
+            Returns:
+                results: List[Union[bool, Exception]]
+                    List of results for endpoint deletions requested.
+                    Return values must be in the same order as the requested
+                    endpoints. If an endpoint is properly deleted, True must be
+                    returned; otherwise, the Exception that is raised during
+                    the processing must be returned.
+        """
+        chk_type('endpoints', endpoints, list)
+        if len(endpoints) == 0: return []
+
+        service_uuid = self.__service.service_id.service_uuid.uuid
+
+        history = {}
+        
+        results = []
+        index = {}
+        i = 0
+        for endpoint in endpoints:        
+            device_uuid, endpoint_uuid = endpoint[0:2] # ignore topology_uuid by now
+            if device_uuid in history:       
+                try:
+                    matched_endpoint_uuid = history.pop(device_uuid)
+                    device = self.__task_executor.get_device(DeviceId(**json_device_id(device_uuid)))
+
+                    del device.device_config.config_rules[:]
+
+                    # Find names from uuids
+                    (endpoint_a, endpoint_b) = find_names(matched_endpoint_uuid, endpoint_uuid, device.device_endpoints)
+                    if endpoint_a is None:
+                        LOGGER.exception('Unable to find name of endpoint({:s})'.format(str(matched_endpoint_uuid)))
+                        raise Exception('Unable to find name of endpoint({:s})'.format(str(matched_endpoint_uuid)))
+                    if endpoint_b is None:
+                        LOGGER.exception('Unable to find name of endpoint({:s})'.format(str(endpoint_uuid)))
+                        raise Exception('Unable to find name of endpoint({:s})'.format(str(endpoint_uuid)))
+
+                    # One way
+                    rule = create_rule_del(endpoint_a, endpoint_b) 
+                    device.device_config.config_rules.append(ConfigRule(**rule))
+                    # The other way
+                    rule = create_rule_del(endpoint_b, endpoint_a) 
+                    device.device_config.config_rules.append(ConfigRule(**rule))
+
+                    rule = create_int_del(endpoint_a, device.name[-1])
+                    device.device_config.config_rules.append(ConfigRule(**rule))
+
+                    self.__task_executor.configure_device(device)
+            
+                    results.append(True)
+                    results[index[device_uuid]] = True
+                except Exception as e:
+                    LOGGER.exception('Unable to SetEndpoint({:s})'.format(str(endpoint)))
+                    results.append(e)
+            else:
+                history[device_uuid] = endpoint_uuid
+                index[device_uuid] = i
+                results.append(False)
+            i = i+1
+
+        return results
+
+    @metered_subclass_method(METRICS_POOL)
+    def SetConstraint(self, constraints: List[Tuple[str, Any]]) \
+            -> List[Union[bool, Exception]]:
+        """ Create/Update service constraints.
+            Parameters:
+                constraints: List[Tuple[str, Any]]
+                    List of tuples, each containing a constraint_type and the
+                    new constraint_value to be set.
+            Returns:
+                results: List[Union[bool, Exception]]
+                    List of results for constraint changes requested.
+                    Return values must be in the same order as the requested
+                    constraints. If a constraint is properly set, True must be
+                    returned; otherwise, the Exception that is raised during
+                    the processing must be returned.
+        """
+        chk_type('constraints', constraints, list)
+        if len(constraints) == 0: return []
+
+        msg = '[SetConstraint] Method not implemented. Constraints({:s}) are being ignored.'
+        LOGGER.warning(msg.format(str(constraints)))
+        return [True for _ in range(len(constraints))]
+
+    @metered_subclass_method(METRICS_POOL)
+    def DeleteConstraint(self, constraints: List[Tuple[str, Any]]) \
+            -> List[Union[bool, Exception]]:
+        """ Delete service constraints.
+            Parameters:
+                constraints: List[Tuple[str, Any]]
+                    List of tuples, each containing a constraint_type pointing
+                    to the constraint to be deleted, and a constraint_value
+                    containing possible additionally required values to locate
+                    the constraint to be removed.
+            Returns:
+                results: List[Union[bool, Exception]]
+                    List of results for constraint deletions requested.
+                    Return values must be in the same order as the requested
+                    constraints. If a constraint is properly deleted, True must
+                    be returned; otherwise, the Exception that is raised during
+                    the processing must be returned.
+        """
+        chk_type('constraints', constraints, list)
+        if len(constraints) == 0: return []
+
+        msg = '[DeleteConstraint] Method not implemented. Constraints({:s}) are being ignored.'
+        LOGGER.warning(msg.format(str(constraints)))
+        return [True for _ in range(len(constraints))]
+
+    @metered_subclass_method(METRICS_POOL)
+    def SetConfig(self, resources: List[Tuple[str, Any]]) \
+            -> List[Union[bool, Exception]]:
+        """ Create/Update configuration for a list of service resources.
+            Parameters:
+                resources: List[Tuple[str, Any]]
+                    List of tuples, each containing a resource_key pointing to
+                    the resource to be modified, and a resource_value
+                    containing the new value to be set.
+            Returns:
+                results: List[Union[bool, Exception]]
+                    List of results for resource key changes requested.
+                    Return values must be in the same order as the requested
+                    resource keys. If a resource is properly set, True must be
+                    returned; otherwise, the Exception that is raised during
+                    the processing must be returned.
+        """
+        chk_type('resources', resources, list)
+        if len(resources) == 0: return []
+
+        msg = '[SetConfig] Method not implemented. Resources({:s}) are being ignored.'
+        LOGGER.warning(msg.format(str(resources)))
+        return [True for _ in range(len(resources))]
+
+    @metered_subclass_method(METRICS_POOL)
+    def DeleteConfig(self, resources: List[Tuple[str, Any]]) \
+            -> List[Union[bool, Exception]]:
+        """ Delete configuration for a list of service resources.
+            Parameters:
+                resources: List[Tuple[str, Any]]
+                    List of tuples, each containing a resource_key pointing to
+                    the resource to be modified, and a resource_value containing
+                    possible additionally required values to locate the value
+                    to be removed.
+            Returns:
+                results: List[Union[bool, Exception]]
+                    List of results for resource key deletions requested.
+                    Return values must be in the same order as the requested
+                    resource keys. If a resource is properly deleted, True must
+                    be returned; otherwise, the Exception that is raised during
+                    the processing must be returned.
+        """
+        chk_type('resources', resources, list)
+        if len(resources) == 0: return []
+
+        msg = '[SetConfig] Method not implemented. Resources({:s}) are being ignored.'
+        LOGGER.warning(msg.format(str(resources)))
+        return [True for _ in range(len(resources))]
\ No newline at end of file
diff --git a/src/tests/hackfest3/int/solution/qdepth_int_basic.p4 b/src/tests/hackfest3/int/solution/qdepth_int_basic.p4
new file mode 100644
index 0000000000000000000000000000000000000000..4a4f56c255c31d11c505afd3cf3bf72211ba0317
--- /dev/null
+++ b/src/tests/hackfest3/int/solution/qdepth_int_basic.p4
@@ -0,0 +1,281 @@
+/*
+ * Copyright 2019-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+#include <core.p4>
+#include <v1model.p4>
+
+typedef bit<9>   port_num_t;
+typedef bit<48>  mac_addr_t;
+
+//------------------------------------------------------------------------------
+// HEADER DEFINITIONS
+//------------------------------------------------------------------------------
+
+#define MAX_INT_HEADERS 9
+
+const bit<16> TYPE_IPV4 = 0x800;
+const bit<5>  IPV4_OPTION_INT = 31;
+
+typedef bit<9>  egressSpec_t;
+typedef bit<48> macAddr_t;
+typedef bit<32> ip4Addr_t;
+
+typedef bit<13> switch_id_t;
+typedef bit<13> queue_depth_t;
+typedef bit<6>  output_port_t;
+
+header ethernet_t {
+    macAddr_t dstAddr;
+    macAddr_t srcAddr;
+    bit<16>   etherType;
+}
+
+header ipv4_t {
+    bit<4>    version;
+    bit<4>    ihl;
+    bit<6>    dscp;
+    bit<2>    ecn;
+    bit<16>   totalLen;
+    bit<16>   identification;
+    bit<3>    flags;
+    bit<13>   fragOffset;
+    bit<8>    ttl;
+    bit<8>    protocol;
+    bit<16>   hdrChecksum;
+    ip4Addr_t srcAddr;
+    ip4Addr_t dstAddr;
+}
+
+header ipv4_option_t {
+    bit<1> copyFlag;
+    bit<2> optClass;
+    bit<5> option;
+    bit<8> optionLength;
+}
+
+header int_count_t {
+    bit<16>   num_switches;
+}
+
+header int_header_t {
+    switch_id_t switch_id;
+    queue_depth_t queue_depth;
+    output_port_t output_port;
+}
+
+
+struct parser_metadata_t {
+    bit<16> num_headers_remaining;
+}
+
+struct local_metadata_t {
+    parser_metadata_t  parser_metadata;
+}
+
+struct parsed_headers_t {
+    ethernet_t   ethernet;
+    ipv4_t       ipv4;
+    ipv4_option_t ipv4_option;
+    int_count_t   int_count;
+    int_header_t[MAX_INT_HEADERS] int_headers;
+}
+
+error { IPHeaderWithoutOptions }
+
+//------------------------------------------------------------------------------
+// INGRESS PIPELINE
+//------------------------------------------------------------------------------
+
+parser ParserImpl(packet_in packet,
+                out parsed_headers_t hdr,
+                inout local_metadata_t local_metadata,
+                inout standard_metadata_t standard_metadata) {
+
+    state start {
+
+        packet.extract(hdr.ethernet);
+        transition select(hdr.ethernet.etherType){
+            TYPE_IPV4: parse_ipv4;
+            default: accept;
+        }
+    }
+
+    state parse_ipv4 {
+        packet.extract(hdr.ipv4);
+        //Check if ihl is bigger than 5. Packets without ip options set ihl to 5.
+        verify(hdr.ipv4.ihl >= 5, error.IPHeaderWithoutOptions);
+        transition select(hdr.ipv4.ihl) {
+            5             : accept;
+            default       : parse_ipv4_option;
+        }
+    }
+
+    state parse_ipv4_option {
+        packet.extract(hdr.ipv4_option);
+        transition select(hdr.ipv4_option.option){
+
+            IPV4_OPTION_INT:  parse_int;
+            default: accept;
+
+        }
+     }
+
+    state parse_int {
+        packet.extract(hdr.int_count);
+        local_metadata.parser_metadata.num_headers_remaining = hdr.int_count.num_switches;
+        transition select(local_metadata.parser_metadata.num_headers_remaining){
+            0: accept;
+            default: parse_int_headers;
+        }
+    }
+
+    state parse_int_headers {
+        packet.extract(hdr.int_headers.next);
+        local_metadata.parser_metadata.num_headers_remaining = local_metadata.parser_metadata.num_headers_remaining -1 ;
+        transition select(local_metadata.parser_metadata.num_headers_remaining){
+            0: accept;
+            default: parse_int_headers;
+        }
+    }
+}
+
+control VerifyChecksumImpl(inout parsed_headers_t hdr,
+                           inout local_metadata_t meta)
+{
+    apply { /* EMPTY */ }
+}
+
+
+control IngressPipeImpl (inout parsed_headers_t    hdr,
+                         inout local_metadata_t    local_metadata,
+                         inout standard_metadata_t standard_metadata) {
+
+    action drop() {
+        mark_to_drop(standard_metadata);
+    }
+
+    action set_egress_port(port_num_t port) {
+        standard_metadata.egress_spec = port;
+    }
+
+    // --- l2_exact_table ------------------
+
+    table l2_exact_table {
+        key = {
+            standard_metadata.ingress_port: exact;
+        }
+        actions = {
+            set_egress_port;
+            @defaultonly drop;
+        }
+        const default_action = drop;
+    }
+
+    apply {
+        l2_exact_table.apply();
+    }
+}
+
+//------------------------------------------------------------------------------
+// EGRESS PIPELINE
+//------------------------------------------------------------------------------
+
+control EgressPipeImpl (inout parsed_headers_t hdr,
+                        inout local_metadata_t local_metadata,
+                        inout standard_metadata_t standard_metadata) {
+
+    
+    action add_int_header(switch_id_t swid){
+        //increase int stack counter by one
+        hdr.int_count.num_switches = hdr.int_count.num_switches + 1;
+        hdr.int_headers.push_front(1);
+        // This was not needed in older specs. Now by default pushed
+        // invalid elements are
+        hdr.int_headers[0].setValid();
+        hdr.int_headers[0].switch_id = (bit<13>)swid;
+        hdr.int_headers[0].queue_depth = (bit<13>)standard_metadata.deq_qdepth;
+        hdr.int_headers[0].output_port = (bit<6>)standard_metadata.egress_port;
+
+        //update ip header length
+        hdr.ipv4.ihl = hdr.ipv4.ihl + 1;
+        hdr.ipv4.totalLen = hdr.ipv4.totalLen + 4;
+        hdr.ipv4_option.optionLength = hdr.ipv4_option.optionLength + 4;
+    }
+
+    table int_table {
+        key = {
+            standard_metadata.ingress_port: exact;
+        }
+        actions = {
+            add_int_header;
+            NoAction;
+        }
+        default_action = NoAction;
+    }
+
+    apply {
+        if (hdr.int_count.isValid()){
+            int_table.apply();
+        }
+    }
+}
+
+
+control ComputeChecksumImpl(inout parsed_headers_t hdr,
+                            inout local_metadata_t local_metadata)
+{
+    apply {
+        update_checksum(
+	          hdr.ipv4.isValid(),
+            { hdr.ipv4.version,
+	            hdr.ipv4.ihl,
+              hdr.ipv4.dscp,
+              hdr.ipv4.ecn,
+              hdr.ipv4.totalLen,
+              hdr.ipv4.identification,
+              hdr.ipv4.flags,
+              hdr.ipv4.fragOffset,
+              hdr.ipv4.ttl,
+              hdr.ipv4.protocol,
+              hdr.ipv4.srcAddr,
+              hdr.ipv4.dstAddr },
+            hdr.ipv4.hdrChecksum,
+            HashAlgorithm.csum16);
+    }
+}
+
+control DeparserImpl(packet_out packet, in parsed_headers_t hdr) {
+    apply {
+
+        //parsed headers have to be added again into the packet.
+        packet.emit(hdr.ethernet);
+        packet.emit(hdr.ipv4);
+        packet.emit(hdr.ipv4_option);
+        packet.emit(hdr.int_count);
+        packet.emit(hdr.int_headers);
+
+    }
+}
+
+V1Switch(
+    ParserImpl(),
+    VerifyChecksumImpl(),
+    IngressPipeImpl(),
+    EgressPipeImpl(),
+    ComputeChecksumImpl(),
+    DeparserImpl()
+) main;
diff --git a/src/tests/hackfest3/int/solution/timestamp/receive2.py b/src/tests/hackfest3/int/solution/timestamp/receive2.py
new file mode 100644
index 0000000000000000000000000000000000000000..0c749f9a48316e7826df409ff8852d40af0fb89e
--- /dev/null
+++ b/src/tests/hackfest3/int/solution/timestamp/receive2.py
@@ -0,0 +1,74 @@
+#!/usr/bin/env python3
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import sys
+import struct
+
+from scapy.all import sniff, sendp, hexdump, get_if_list, get_if_hwaddr
+from scapy.all import Packet, IPOption
+from scapy.all import PacketListField, ShortField, IntField, LongField, BitField, FieldListField, FieldLenField
+from scapy.all import IP, UDP, Raw
+from scapy.layers.inet import _IPOption_HDR
+
+
+def get_if():
+    ifs=get_if_list()
+    iface=None
+    for i in get_if_list():
+        if "eth0" in i:
+            iface=i
+            break
+    if not iface:
+        print("Cannot find eth0 interface")
+        exit(1)
+    return iface
+
+
+class SwitchTrace(Packet):
+    fields_desc = [ BitField("timestamp", 0, 32)]
+    def extract_padding(self, p):
+                return "", p
+
+
+class IPOption_INT(IPOption):
+    name = "INT"
+    option = 31
+    fields_desc = [ _IPOption_HDR,
+                    FieldLenField("length", None, fmt="B",
+                                  length_of="int_headers",
+                                  adjust=lambda pkt,l:l*2+4),
+                    ShortField("count", 0),
+                    PacketListField("int_headers",
+                                   [],
+                                   SwitchTrace,
+                                   count_from=lambda pkt:(pkt.count*1)) ]
+
+
+def handle_pkt(pkt):
+    print("got a packet")
+    pkt.show2()
+    sys.stdout.flush()
+
+
+def main():
+    iface = 'server-eth0'
+    print("sniffing on %s" % iface)
+    sys.stdout.flush()
+    sniff(filter="udp and port 4321", iface = iface,
+          prn = lambda x: handle_pkt(x))
+
+
+if __name__ == '__main__':
+    main()
diff --git a/src/tests/hackfest3/int/solution/timestamp/timestamp_int.p4 b/src/tests/hackfest3/int/solution/timestamp/timestamp_int.p4
new file mode 100644
index 0000000000000000000000000000000000000000..5a70ad3401d3e74afddad491e8560f76ae18af0f
--- /dev/null
+++ b/src/tests/hackfest3/int/solution/timestamp/timestamp_int.p4
@@ -0,0 +1,276 @@
+/*
+ * Copyright 2019-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+#include <core.p4>
+#include <v1model.p4>
+
+typedef bit<9>   port_num_t;
+typedef bit<48>  mac_addr_t;
+
+//------------------------------------------------------------------------------
+// HEADER DEFINITIONS
+//------------------------------------------------------------------------------
+
+#define MAX_INT_HEADERS 9
+
+const bit<16> TYPE_IPV4 = 0x800;
+const bit<5>  IPV4_OPTION_INT = 31;
+
+typedef bit<9>  egressSpec_t;
+typedef bit<48> macAddr_t;
+typedef bit<32> ip4Addr_t;
+
+typedef bit<13> switch_id_t;
+typedef bit<32> queue_depth_t;
+
+header ethernet_t {
+    macAddr_t dstAddr;
+    macAddr_t srcAddr;
+    bit<16>   etherType;
+}
+
+header ipv4_t {
+    bit<4>    version;
+    bit<4>    ihl;
+    bit<6>    dscp;
+    bit<2>    ecn;
+    bit<16>   totalLen;
+    bit<16>   identification;
+    bit<3>    flags;
+    bit<13>   fragOffset;
+    bit<8>    ttl;
+    bit<8>    protocol;
+    bit<16>   hdrChecksum;
+    ip4Addr_t srcAddr;
+    ip4Addr_t dstAddr;
+}
+
+header ipv4_option_t {
+    bit<1> copyFlag;
+    bit<2> optClass;
+    bit<5> option;
+    bit<8> optionLength;
+}
+
+header int_count_t {
+    bit<16>   num_switches;
+}
+
+header int_header_t {
+    queue_depth_t timestamp;
+}
+
+
+struct parser_metadata_t {
+    bit<16> num_headers_remaining;
+}
+
+struct local_metadata_t {
+    parser_metadata_t  parser_metadata;
+}
+
+struct parsed_headers_t {
+    ethernet_t   ethernet;
+    ipv4_t       ipv4;
+    ipv4_option_t ipv4_option;
+    int_count_t   int_count;
+    int_header_t[MAX_INT_HEADERS] int_headers;
+}
+
+error { IPHeaderWithoutOptions }
+
+//------------------------------------------------------------------------------
+// INGRESS PIPELINE
+//------------------------------------------------------------------------------
+
+parser ParserImpl(packet_in packet,
+                out parsed_headers_t hdr,
+                inout local_metadata_t local_metadata,
+                inout standard_metadata_t standard_metadata) {
+
+    state start {
+
+        packet.extract(hdr.ethernet);
+        transition select(hdr.ethernet.etherType){
+            TYPE_IPV4: parse_ipv4;
+            default: accept;
+        }
+    }
+
+    state parse_ipv4 {
+        packet.extract(hdr.ipv4);
+        //Check if ihl is bigger than 5. Packets without ip options set ihl to 5.
+        verify(hdr.ipv4.ihl >= 5, error.IPHeaderWithoutOptions);
+        transition select(hdr.ipv4.ihl) {
+            5             : accept;
+            default       : parse_ipv4_option;
+        }
+    }
+
+    state parse_ipv4_option {
+        packet.extract(hdr.ipv4_option);
+        transition select(hdr.ipv4_option.option){
+
+            IPV4_OPTION_INT:  parse_int;
+            default: accept;
+
+        }
+     }
+
+    state parse_int {
+        packet.extract(hdr.int_count);
+        local_metadata.parser_metadata.num_headers_remaining = hdr.int_count.num_switches;
+        transition select(local_metadata.parser_metadata.num_headers_remaining){
+            0: accept;
+            default: parse_int_headers;
+        }
+    }
+
+    state parse_int_headers {
+        packet.extract(hdr.int_headers.next);
+        local_metadata.parser_metadata.num_headers_remaining = local_metadata.parser_metadata.num_headers_remaining -1 ;
+        transition select(local_metadata.parser_metadata.num_headers_remaining){
+            0: accept;
+            default: parse_int_headers;
+        }
+    }
+}
+
+control VerifyChecksumImpl(inout parsed_headers_t hdr,
+                           inout local_metadata_t meta)
+{
+    apply { /* EMPTY */ }
+}
+
+
+control IngressPipeImpl (inout parsed_headers_t    hdr,
+                         inout local_metadata_t    local_metadata,
+                         inout standard_metadata_t standard_metadata) {
+
+    action drop() {
+        mark_to_drop(standard_metadata);
+    }
+
+    action set_egress_port(port_num_t port) {
+        standard_metadata.egress_spec = port;
+    }
+
+    // --- l2_exact_table ------------------
+
+    table l2_exact_table {
+        key = {
+            standard_metadata.ingress_port: exact;
+        }
+        actions = {
+            set_egress_port;
+            @defaultonly drop;
+        }
+        const default_action = drop;
+    }
+
+    apply {
+        l2_exact_table.apply();
+    }
+}
+
+//------------------------------------------------------------------------------
+// EGRESS PIPELINE
+//------------------------------------------------------------------------------
+
+control EgressPipeImpl (inout parsed_headers_t hdr,
+                        inout local_metadata_t local_metadata,
+                        inout standard_metadata_t standard_metadata) {
+
+    
+    action add_int_header(switch_id_t swid){
+        //increase int stack counter by one
+        hdr.int_count.num_switches = hdr.int_count.num_switches + 1;
+        hdr.int_headers.push_front(1);
+        // This was not needed in older specs. Now by default pushed
+        // invalid elements are
+        hdr.int_headers[0].setValid();
+        hdr.int_headers[0].timestamp = (bit<32>)standard_metadata.ingress_global_timestamp;
+
+        //update ip header length
+        hdr.ipv4.ihl = hdr.ipv4.ihl + 1;
+        hdr.ipv4.totalLen = hdr.ipv4.totalLen + 4;
+        hdr.ipv4_option.optionLength = hdr.ipv4_option.optionLength + 4;
+    }
+
+    table int_table {
+        key = {
+            standard_metadata.ingress_port: exact;
+        }
+        actions = {
+            add_int_header;
+            NoAction;
+        }
+        default_action = NoAction;
+    }
+
+    apply {
+        if (hdr.int_count.isValid()){
+            int_table.apply();
+        }
+    }
+}
+
+
+control ComputeChecksumImpl(inout parsed_headers_t hdr,
+                            inout local_metadata_t local_metadata)
+{
+    apply {
+        update_checksum(
+	          hdr.ipv4.isValid(),
+            { hdr.ipv4.version,
+	            hdr.ipv4.ihl,
+              hdr.ipv4.dscp,
+              hdr.ipv4.ecn,
+              hdr.ipv4.totalLen,
+              hdr.ipv4.identification,
+              hdr.ipv4.flags,
+              hdr.ipv4.fragOffset,
+              hdr.ipv4.ttl,
+              hdr.ipv4.protocol,
+              hdr.ipv4.srcAddr,
+              hdr.ipv4.dstAddr },
+            hdr.ipv4.hdrChecksum,
+            HashAlgorithm.csum16);
+    }
+}
+
+control DeparserImpl(packet_out packet, in parsed_headers_t hdr) {
+    apply {
+
+        //parsed headers have to be added again into the packet.
+        packet.emit(hdr.ethernet);
+        packet.emit(hdr.ipv4);
+        packet.emit(hdr.ipv4_option);
+        packet.emit(hdr.int_count);
+        packet.emit(hdr.int_headers);
+
+    }
+}
+
+V1Switch(
+    ParserImpl(),
+    VerifyChecksumImpl(),
+    IngressPipeImpl(),
+    EgressPipeImpl(),
+    ComputeChecksumImpl(),
+    DeparserImpl()
+) main;
diff --git a/src/tests/hackfest3/mininet/4switch2path.py b/src/tests/hackfest3/mininet/4switch2path.py
new file mode 100755
index 0000000000000000000000000000000000000000..d8ad04b0193a2b9b610a4d5f828891e575d8efe8
--- /dev/null
+++ b/src/tests/hackfest3/mininet/4switch2path.py
@@ -0,0 +1,110 @@
+#!/usr/bin/python
+
+#  Copyright 2019-present Open Networking Foundation
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+
+import argparse
+
+from mininet.cli import CLI
+from mininet.log import setLogLevel
+from mininet.net import Mininet
+from mininet.node import Host
+from mininet.topo import Topo
+from stratum import StratumBmv2Switch
+
+CPU_PORT = 255
+
+class IPv4Host(Host):
+    """Host that can be configured with an IPv4 gateway (default route).
+    """
+
+    def config(self, mac=None, ip=None, defaultRoute=None, lo='up', gw=None,
+               **_params):
+        super(IPv4Host, self).config(mac, ip, defaultRoute, lo, **_params)
+        self.cmd('ip -4 addr flush dev %s' % self.defaultIntf())
+        self.cmd('ip -6 addr flush dev %s' % self.defaultIntf())
+        self.cmd('ip -4 link set up %s' % self.defaultIntf())
+        self.cmd('ip -4 addr add %s dev %s' % (ip, self.defaultIntf()))
+        if gw:
+            self.cmd('ip -4 route add default via %s' % gw)
+        # Disable offload
+        for attr in ["rx", "tx", "sg"]:
+            cmd = "/sbin/ethtool --offload %s %s off" % (
+                self.defaultIntf(), attr)
+            self.cmd(cmd)
+
+        def updateIP():
+            return ip.split('/')[0]
+
+        self.defaultIntf().updateIP = updateIP
+
+class TutorialTopo(Topo):
+    """Basic Server-Client topology with IPv4 hosts"""
+
+    def __init__(self, *args, **kwargs):
+        Topo.__init__(self, *args, **kwargs)
+
+        # Switches
+        # gRPC port 50001
+        switch1 = self.addSwitch('switch1', cls=StratumBmv2Switch, cpuport=CPU_PORT)
+        # gRPC port 50002
+        switch2 = self.addSwitch('switch2', cls=StratumBmv2Switch, cpuport=CPU_PORT)
+        # gRPC port 50003
+        switch3 = self.addSwitch('switch3', cls=StratumBmv2Switch, cpuport=CPU_PORT)
+        # gRPC port 50004
+        switch4 = self.addSwitch('switch4', cls=StratumBmv2Switch, cpuport=CPU_PORT)
+
+        # Hosts
+        client = self.addHost('client', cls=IPv4Host, mac="aa:bb:cc:dd:ee:11",
+                           ip='10.0.0.1/24', gw='10.0.0.100')
+        server = self.addHost('server', cls=IPv4Host, mac="aa:bb:cc:dd:ee:22",
+                           ip='10.0.0.2/24', gw='10.0.0.100')
+        
+        # Switch links
+        self.addLink(switch1, switch2)  # Switch1:port 1, Switch2:port 1
+        self.addLink(switch1, switch3)  # Switch1:port 2, Switch3:port 1
+        self.addLink(switch2, switch4)  # Switch2:port 2, Switch4:port 1
+        self.addLink(switch3, switch4)  # Switch3:port 2, Switch4:port 2
+        
+        # Host links
+        self.addLink(client, switch1)  # Switch 1: port 3
+        self.addLink(server, switch4)  # Switch 4: port 3
+
+def main():
+    net = Mininet(topo=TutorialTopo(), controller=None)
+    net.start()
+    
+    client = net.hosts[0]
+    client.setARP('10.0.0.2', 'aa:bb:cc:dd:ee:22')
+    server = net.hosts[1]
+    server.setARP('10.0.0.1', 'aa:bb:cc:dd:ee:11')
+    
+    CLI(net)
+    net.stop()
+    print '#' * 80
+    print 'ATTENTION: Mininet was stopped! Perhaps accidentally?'
+    print 'No worries, it will restart automatically in a few seconds...'
+    print 'To access again the Mininet CLI, use `make mn-cli`'
+    print 'To detach from the CLI (without stopping), press Ctrl-D'
+    print 'To permanently quit Mininet, use `make stop`'
+    print '#' * 80
+
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser(
+        description='Mininet topology script for 2x2 fabric with stratum_bmv2 and IPv4 hosts')
+    args = parser.parse_args()
+    setLogLevel('info')
+
+    main()
diff --git a/src/tests/hackfest3/new-probe/agent.py b/src/tests/hackfest3/new-probe/agent.py
new file mode 100644
index 0000000000000000000000000000000000000000..3a89f0f1eb69168e188bdcc0881cf3fe97442d2c
--- /dev/null
+++ b/src/tests/hackfest3/new-probe/agent.py
@@ -0,0 +1,135 @@
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+#import copy, logging, pytest
+#from common.tests.EventTools import EVENT_CREATE, EVENT_UPDATE, check_events
+#from common.tools.object_factory.Context import json_context_id
+#from common.tools.object_factory.Device import json_device_id
+#from common.tools.object_factory.Service import json_service_id
+#from common.tools.object_factory.Link import json_link_id
+#from common.tools.object_factory.Topology import json_topology_id
+#from context.client.EventsCollector import EventsCollector
+#from common.proto.context_pb2 import Context, ContextId, Device, Empty, Link, Topology, Service, ServiceId
+#from monitoring.client.MonitoringClient import MonitoringClient
+#from common.proto.context_pb2 import ConfigActionEnum, Device, DeviceId, DeviceOperationalStatusEnum
+
+import os, threading, time, socket
+from common.Settings import get_setting
+from common.proto.context_pb2 import Empty, Timestamp
+from common.proto.monitoring_pb2 import KpiDescriptor, Kpi, KpiId, KpiValue
+from common.proto.kpi_sample_types_pb2 import KpiSampleType
+from monitoring.client.MonitoringClient import MonitoringClient
+from context.client.ContextClient import ContextClient
+
+# ----- If you want to use .env file
+#from dotenv import load_dotenv
+#load_dotenv()
+#def get_setting(key):
+#    return os.getenv(key)
+
+
+#### gRPC Clients
+monitoring_client = MonitoringClient(get_setting('MONITORINGSERVICE_SERVICE_HOST'), get_setting('MONITORINGSERVICE_SERVICE_PORT_GRPC'))
+context_client = ContextClient(get_setting('CONTEXTSERVICE_SERVICE_HOST'), get_setting('CONTEXTSERVICE_SERVICE_PORT_GRPC'))
+
+### Locks and common variables
+# Lock for kpi_id
+kpi_id_lock = threading.Lock()
+kpi_id = KpiId()
+# Lock to know if we have registered a KPI or not
+enabled_lock = threading.Lock()
+enabled = False
+
+### Define the path to the Unix socket
+socket_path = "/home/teraflow/ngsdn-tutorial/tmp/sock"
+if os.path.exists(socket_path):
+    os.remove(socket_path)
+
+def thread_context_func():
+    global kpi_id
+    global enabled
+    while True:
+##########################################################
+################## YOUR INPUT HERE #######################
+##########################################################
+        # Listen for Context Service Events
+        # Differentiate based on event type
+        # if event_type == service created:
+            # Create KpiDescriptor
+            # Register Kpi and keep kpi_id
+        # if event_type == service removed:
+            # stop sending values
+##########################################################
+##################### UNTIL HERE #########################
+##########################################################
+
+def thread_kpi_func():
+    global kpi_id
+    global enabled
+    try:
+        # Create socket object
+        server_socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
+        # Bind the socket to the socket path
+        server_socket.bind(socket_path)
+        # Listen for incoming connections
+        server_socket.listen(1)
+        while True:
+            print("Awaiting for new connection!")
+            # Accept incoming connection
+            connection, client_address = server_socket.accept()
+            # Read data from the connection
+            data = connection.recv(1024)
+            if data:
+                with enabled_lock:
+                    if enabled: 
+##########################################################
+################## YOUR INPUT HERE #######################
+##########################################################
+                        # if we have registered a KPI
+                        #store value to data
+                        data = data.decode()
+                        print(f"Received: {data}")
+                        with kpi_id_lock:
+                            # create Kpi
+                            # send Kpi to Monitoring
+##########################################################
+##################### UNTIL HERE #########################
+##########################################################
+            # Close the connection 
+            connection.close()
+    except Exception as e:
+        print(f"Error: {str(e)}")
+
+
+def main():
+
+    # Start Thread that listens to context events
+    thread_context = threading.Thread(target=thread_context_func)
+    thread_context.daemon = True
+    thread_context.start()
+
+    # Start Thread that listens to socket
+    thread_kpi = threading.Thread(target=thread_kpi_func)
+    thread_kpi.daemon = True
+    thread_kpi.start()
+
+    try:
+        while True:
+            time.sleep(1)
+    except KeyboardInterrupt:
+        os.remove(socket_path)
+        print("Script terminated.")
+
+if __name__ == "__main__":
+    main()
diff --git a/src/tests/hackfest3/new-probe/connect_to_mininet.sh b/src/tests/hackfest3/new-probe/connect_to_mininet.sh
new file mode 100755
index 0000000000000000000000000000000000000000..a82d3767fc2669e7627bee0b5ca60e5626c920f2
--- /dev/null
+++ b/src/tests/hackfest3/new-probe/connect_to_mininet.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+CONTAINER=`docker ps | grep mininet | cut -f1 -d" "`
+docker exec -it $CONTAINER /bin/bash
diff --git a/src/tests/hackfest3/new-probe/copy.sh b/src/tests/hackfest3/new-probe/copy.sh
new file mode 100755
index 0000000000000000000000000000000000000000..a01bc3235ddb62b2daaf8e6f3c1b09e8a28fac9f
--- /dev/null
+++ b/src/tests/hackfest3/new-probe/copy.sh
@@ -0,0 +1,18 @@
+#!/bin/bash
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# get container id
+CONTAINER=`docker ps | grep mininet | cut -f1 -d" "`
+docker cp ping2.py $CONTAINER:/root
diff --git a/src/tests/hackfest3/new-probe/ping2.py b/src/tests/hackfest3/new-probe/ping2.py
new file mode 100644
index 0000000000000000000000000000000000000000..a58c68c91bf50dfe0bea6fc81b4709d006a21351
--- /dev/null
+++ b/src/tests/hackfest3/new-probe/ping2.py
@@ -0,0 +1,62 @@
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import socket, re, time, subprocess, sys
+
+# Path of the socket inside mininet container
+socket_path = "/tmp/sock"
+
+def main():
+    hostname = sys.argv[1]
+
+    try:
+        while True:
+            start_time = time.time()
+
+            try:
+                # Run the ping command once and capture the output
+                response_time = 0
+            except subprocess.CalledProcessError as e:
+                # If ping fails (even if it does not reach destination)
+                # This part is executed 
+                response_time = -1
+
+            print("Latency: {} ms".format(response_time))
+
+            # Uncomment the following when ready to write to socket
+            #data = str(response_time)
+            #
+            # Write results in socket
+            #try:
+            #    client_socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
+            #    client_socket.connect(socket_path)
+            #    client_socket.send(data.encode())
+            #    client_socket.close()
+            #except Exception as e:
+            #    print(e)
+
+            # The following is to make sure that we ping at least
+            # every 6 seconds regardless of how much time ping took.
+            # Calculate the time taken by ping
+            execution_time = time.time() - start_time
+            # Wait the rest of the time
+            wait_time = max(0, 6 - execution_time)
+            time.sleep(wait_time)
+
+    except KeyboardInterrupt:
+        print("Script terminated.")
+
+if __name__ == "__main__":
+    main()
+
diff --git a/src/tests/hackfest3/new-probe/solution/agent.py b/src/tests/hackfest3/new-probe/solution/agent.py
new file mode 100644
index 0000000000000000000000000000000000000000..058caa7fb8b56e13ed8d4d532515c71f1d3934cd
--- /dev/null
+++ b/src/tests/hackfest3/new-probe/solution/agent.py
@@ -0,0 +1,165 @@
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+#import copy, logging, pytest
+#from common.tests.EventTools import EVENT_CREATE, EVENT_UPDATE, check_events
+#from common.tools.object_factory.Context import json_context_id
+#from common.tools.object_factory.Device import json_device_id
+#from common.tools.object_factory.Service import json_service_id
+#from common.tools.object_factory.Link import json_link_id
+#from common.tools.object_factory.Topology import json_topology_id
+#from context.client.EventsCollector import EventsCollector
+#from common.proto.context_pb2 import Context, ContextId, Device, Empty, Link, Topology, Service, ServiceId
+#from monitoring.client.MonitoringClient import MonitoringClient
+#from common.proto.context_pb2 import ConfigActionEnum, Device, DeviceId, DeviceOperationalStatusEnum
+
+import os, threading, time, socket
+from common.Settings import get_setting
+from common.proto.context_pb2 import Empty, Timestamp
+from common.proto.monitoring_pb2 import KpiDescriptor, Kpi, KpiId, KpiValue
+from common.proto.kpi_sample_types_pb2 import KpiSampleType
+from monitoring.client.MonitoringClient import MonitoringClient
+from context.client.ContextClient import ContextClient
+
+# ----- If you want to use .env file
+#from dotenv import load_dotenv
+#load_dotenv()
+#def get_setting(key):
+#    return os.getenv(key)
+
+
+#### gRPC Clients
+monitoring_client = MonitoringClient(get_setting('MONITORINGSERVICE_SERVICE_HOST'), get_setting('MONITORINGSERVICE_SERVICE_PORT_GRPC'))
+context_client = ContextClient(get_setting('CONTEXTSERVICE_SERVICE_HOST'), get_setting('CONTEXTSERVICE_SERVICE_PORT_GRPC'))
+
+### Locks and common variables
+enabled_lock = threading.Lock()
+kpi_id_lock = threading.Lock()
+kpi_id = KpiId()
+enabled = False
+
+### Define the path to the Unix socket
+socket_path = "/home/teraflow/ngsdn-tutorial/tmp/sock"
+#socket_path = "./tmp/sock"
+if os.path.exists(socket_path):
+    os.remove(socket_path)
+
+def thread_context_func():
+    global kpi_id
+    global enabled
+    while True:
+        # Listen to ContextService/GetServiceEvents stream 
+        events = context_client.GetServiceEvents(Empty())
+        for event in events:
+            event_service = event.service_id
+            event_service_uuid = event_service.service_uuid.uuid
+            event_type = event.event.event_type
+            if event_type == 1:
+                print(f"stream: New CREATE event:\n{event_service}")
+                kpi_descriptor = KpiDescriptor(
+                        kpi_id = None,
+                        kpi_id_list = [],
+                        device_id = None,
+                        endpoint_id = None,
+                        kpi_description = f"Loss Ratio for service {event_service_uuid}",
+                        service_id = event_service,
+                        kpi_sample_type = KpiSampleType.KPISAMPLETYPE_UNKNOWN
+                        )
+                response = monitoring_client.SetKpi(kpi_descriptor)
+                print(response)
+                with kpi_id_lock:
+                    kpi_id = response
+                    print(kpi_id)
+                with enabled_lock:
+                    enabled = True
+            elif event_type == 3:
+                print(f"stream: New REMOVE event:\n{event_service}")
+                with enabled_lock:
+                    enabled = False
+
+def thread_kpi_func():
+    global kpi_id
+    global enabled
+    try:
+        # Create socket object
+        server_socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
+
+        # Bind the socket to the socket path
+        server_socket.bind(socket_path)
+
+        # Listen for incoming connections
+        server_socket.listen(1)
+        
+        while True:
+            print("Awaiting for new connection!")
+
+            # Accept incoming connection
+            connection, client_address = server_socket.accept()
+
+            # Read data from the connection
+            data = connection.recv(1024)
+
+            if data:
+                with enabled_lock:
+                    if enabled: 
+                        data = data.decode()
+                        print(f"Received: {data}")
+                        with kpi_id_lock:
+                            
+                            now = time.time()
+
+                            new_timestamp = Timestamp()
+                            new_timestamp.timestamp = now
+
+                            new_value = KpiValue()
+                            new_value.floatVal = float(data)
+
+                            kpi = Kpi (
+                                    kpi_id = kpi_id,
+                                    timestamp = new_timestamp,
+                                    kpi_value = new_value
+                                    )
+                            print(kpi)
+                            response = monitoring_client.IncludeKpi(kpi) 
+                            print(f"response: {response}")
+
+            # Close the connection 
+            connection.close()
+
+    
+    except Exception as e:
+        print(f"Error: {str(e)}")
+
+
+def main():
+
+    # Start Thread that listens to context events
+    thread_context = threading.Thread(target=thread_context_func)
+    thread_context.daemon = True
+    thread_context.start()
+
+    # Start Thread that listens to socket
+    thread_kpi = threading.Thread(target=thread_kpi_func)
+    thread_kpi.daemon = True
+    thread_kpi.start()
+
+    try:
+        while True:
+            time.sleep(1)
+    except KeyboardInterrupt:
+        os.remove(socket_path)
+        print("Script terminated.")
+
+if __name__ == "__main__":
+    main()
diff --git a/src/tests/hackfest3/new-probe/solution/connect_to_mininet.sh b/src/tests/hackfest3/new-probe/solution/connect_to_mininet.sh
new file mode 100755
index 0000000000000000000000000000000000000000..a82d3767fc2669e7627bee0b5ca60e5626c920f2
--- /dev/null
+++ b/src/tests/hackfest3/new-probe/solution/connect_to_mininet.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+CONTAINER=`docker ps | grep mininet | cut -f1 -d" "`
+docker exec -it $CONTAINER /bin/bash
diff --git a/src/tests/hackfest3/new-probe/solution/copy.sh b/src/tests/hackfest3/new-probe/solution/copy.sh
new file mode 100755
index 0000000000000000000000000000000000000000..a01bc3235ddb62b2daaf8e6f3c1b09e8a28fac9f
--- /dev/null
+++ b/src/tests/hackfest3/new-probe/solution/copy.sh
@@ -0,0 +1,18 @@
+#!/bin/bash
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# get container id
+CONTAINER=`docker ps | grep mininet | cut -f1 -d" "`
+docker cp ping2.py $CONTAINER:/root
diff --git a/src/tests/hackfest3/new-probe/solution/ping2.py b/src/tests/hackfest3/new-probe/solution/ping2.py
new file mode 100644
index 0000000000000000000000000000000000000000..7f3a97c83bd0734e60874f90873e58bfad4e5ae7
--- /dev/null
+++ b/src/tests/hackfest3/new-probe/solution/ping2.py
@@ -0,0 +1,75 @@
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import socket, re, time, subprocess, sys
+
+socket_path = "/tmp/sock"
+#socket_path = "./tmp/sock"
+
+def main():
+    hostname = sys.argv[1]
+    count = 1
+    wait = 5
+
+    total_pings = 0
+    successful_pings = 0
+    try:
+        while True:
+            start_time = time.time()
+
+            try:
+                # Run the ping command and capture the output
+                result = subprocess.check_output(["ping", "-W", str(wait), "-c", str(count), hostname], universal_newlines=True)
+
+                response_time = float(re.findall(r"time=([0-9.]+) ms", result)[0])
+
+            except subprocess.CalledProcessError as e:
+                # If ping fails return negative response_time
+                response_time = -1
+
+            # Calculate new loss_ratio
+            if response_time != -1:
+                successful_pings += 1
+            total_pings += 1
+            moving_loss_ratio = round(((total_pings - successful_pings) / float(total_pings) * 100), 2)
+
+            print("Total pings: {}".format(total_pings))
+            print("Successful pings: {}".format(successful_pings))
+
+            print("Packet loss: {}%".format(moving_loss_ratio))
+            print("Latency: {} ms".format(response_time))
+
+            data = str(response_time)
+
+            # Write results in socket
+            try:
+                client_socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
+                client_socket.connect(socket_path)
+                client_socket.send(data.encode())
+                client_socket.close()
+            except Exception as e:
+                print(e)
+
+            # Calculate the time taken by ping
+            execution_time = time.time() - start_time
+            # Wait the rest of the time
+            wait_time = max(0, 6 - execution_time)
+            time.sleep(wait_time)
+
+    except KeyboardInterrupt:
+        print("Script terminated.")
+
+if __name__ == "__main__":
+    main()
+
diff --git a/src/tests/hackfest3/p4/bmv2.json b/src/tests/hackfest3/p4/bmv2.json
new file mode 100644
index 0000000000000000000000000000000000000000..f001eb52e90e875c4152f4d7820664402ac856c3
--- /dev/null
+++ b/src/tests/hackfest3/p4/bmv2.json
@@ -0,0 +1,381 @@
+{
+  "header_types" : [
+    {
+      "name" : "scalars_0",
+      "id" : 0,
+      "fields" : [
+        ["local_metadata_t.is_multicast", 1, false],
+        ["_padding_0", 7, false]
+      ]
+    },
+    {
+      "name" : "standard_metadata",
+      "id" : 1,
+      "fields" : [
+        ["ingress_port", 9, false],
+        ["egress_spec", 9, false],
+        ["egress_port", 9, false],
+        ["clone_spec", 32, false],
+        ["instance_type", 32, false],
+        ["drop", 1, false],
+        ["recirculate_port", 16, false],
+        ["packet_length", 32, false],
+        ["enq_timestamp", 32, false],
+        ["enq_qdepth", 19, false],
+        ["deq_timedelta", 32, false],
+        ["deq_qdepth", 19, false],
+        ["ingress_global_timestamp", 48, false],
+        ["egress_global_timestamp", 48, false],
+        ["lf_field_list", 32, false],
+        ["mcast_grp", 16, false],
+        ["resubmit_flag", 32, false],
+        ["egress_rid", 16, false],
+        ["recirculate_flag", 32, false],
+        ["checksum_error", 1, false],
+        ["parser_error", 32, false],
+        ["priority", 3, false],
+        ["_padding", 2, false]
+      ]
+    },
+    {
+      "name" : "ethernet_t",
+      "id" : 2,
+      "fields" : [
+        ["dst_addr", 48, false],
+        ["src_addr", 48, false],
+        ["ether_type", 16, false]
+      ]
+    }
+  ],
+  "headers" : [
+    {
+      "name" : "scalars",
+      "id" : 0,
+      "header_type" : "scalars_0",
+      "metadata" : true,
+      "pi_omit" : true
+    },
+    {
+      "name" : "standard_metadata",
+      "id" : 1,
+      "header_type" : "standard_metadata",
+      "metadata" : true,
+      "pi_omit" : true
+    },
+    {
+      "name" : "ethernet",
+      "id" : 2,
+      "header_type" : "ethernet_t",
+      "metadata" : false,
+      "pi_omit" : true
+    }
+  ],
+  "header_stacks" : [],
+  "header_union_types" : [],
+  "header_unions" : [],
+  "header_union_stacks" : [],
+  "field_lists" : [],
+  "errors" : [
+    ["NoError", 1],
+    ["PacketTooShort", 2],
+    ["NoMatch", 3],
+    ["StackOutOfBounds", 4],
+    ["HeaderTooShort", 5],
+    ["ParserTimeout", 6],
+    ["ParserInvalidArgument", 7]
+  ],
+  "enums" : [],
+  "parsers" : [
+    {
+      "name" : "parser",
+      "id" : 0,
+      "init_state" : "start",
+      "parse_states" : [
+        {
+          "name" : "start",
+          "id" : 0,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "ethernet"
+                }
+              ],
+              "op" : "extract"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : null
+            }
+          ],
+          "transition_key" : []
+        }
+      ]
+    }
+  ],
+  "parse_vsets" : [],
+  "deparsers" : [
+    {
+      "name" : "deparser",
+      "id" : 0,
+      "source_info" : {
+        "filename" : "p4src/main.p4",
+        "line" : 130,
+        "column" : 8,
+        "source_fragment" : "DeparserImpl"
+      },
+      "order" : ["ethernet"]
+    }
+  ],
+  "meter_arrays" : [],
+  "counter_arrays" : [],
+  "register_arrays" : [],
+  "calculations" : [],
+  "learn_lists" : [],
+  "actions" : [
+    {
+      "name" : "IngressPipeImpl.drop",
+      "id" : 0,
+      "runtime_data" : [],
+      "primitives" : [
+        {
+          "op" : "mark_to_drop",
+          "parameters" : [
+            {
+              "type" : "header",
+              "value" : "standard_metadata"
+            }
+          ],
+          "source_info" : {
+            "filename" : "p4src/main.p4",
+            "line" : 77,
+            "column" : 8,
+            "source_fragment" : "mark_to_drop(standard_metadata)"
+          }
+        }
+      ]
+    },
+    {
+      "name" : "IngressPipeImpl.set_egress_port",
+      "id" : 1,
+      "runtime_data" : [
+        {
+          "name" : "port",
+          "bitwidth" : 9
+        }
+      ],
+      "primitives" : [
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["standard_metadata", "egress_spec"]
+            },
+            {
+              "type" : "runtime_data",
+              "value" : 0
+            }
+          ],
+          "source_info" : {
+            "filename" : "p4src/main.p4",
+            "line" : 81,
+            "column" : 8,
+            "source_fragment" : "standard_metadata.egress_spec = port"
+          }
+        }
+      ]
+    },
+    {
+      "name" : "IngressPipeImpl.set_multicast_group",
+      "id" : 2,
+      "runtime_data" : [
+        {
+          "name" : "gid",
+          "bitwidth" : 16
+        }
+      ],
+      "primitives" : [
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["standard_metadata", "mcast_grp"]
+            },
+            {
+              "type" : "runtime_data",
+              "value" : 0
+            }
+          ],
+          "source_info" : {
+            "filename" : "p4src/main.p4",
+            "line" : 89,
+            "column" : 8,
+            "source_fragment" : "standard_metadata.mcast_grp = gid"
+          }
+        },
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["scalars", "local_metadata_t.is_multicast"]
+            },
+            {
+              "type" : "expression",
+              "value" : {
+                "type" : "expression",
+                "value" : {
+                  "op" : "b2d",
+                  "left" : null,
+                  "right" : {
+                    "type" : "bool",
+                    "value" : true
+                  }
+                }
+              }
+            }
+          ],
+          "source_info" : {
+            "filename" : "p4src/main.p4",
+            "line" : 90,
+            "column" : 8,
+            "source_fragment" : "local_metadata.is_multicast = true"
+          }
+        }
+      ]
+    }
+  ],
+  "pipelines" : [
+    {
+      "name" : "ingress",
+      "id" : 0,
+      "source_info" : {
+        "filename" : "p4src/main.p4",
+        "line" : 71,
+        "column" : 8,
+        "source_fragment" : "IngressPipeImpl"
+      },
+      "init_table" : "IngressPipeImpl.l2_exact_table",
+      "tables" : [
+        {
+          "name" : "IngressPipeImpl.l2_exact_table",
+          "id" : 0,
+          "source_info" : {
+            "filename" : "p4src/main.p4",
+            "line" : 95,
+            "column" : 10,
+            "source_fragment" : "l2_exact_table"
+          },
+          "key" : [
+            {
+              "match_type" : "exact",
+              "name" : "standard_metadata.ingress_port",
+              "target" : ["standard_metadata", "ingress_port"],
+              "mask" : null
+            }
+          ],
+          "match_type" : "exact",
+          "type" : "simple",
+          "max_size" : 1024,
+          "with_counters" : false,
+          "support_timeout" : false,
+          "direct_meters" : null,
+          "action_ids" : [1, 2, 0],
+          "actions" : ["IngressPipeImpl.set_egress_port", "IngressPipeImpl.set_multicast_group", "IngressPipeImpl.drop"],
+          "base_default_next" : null,
+          "next_tables" : {
+            "IngressPipeImpl.set_egress_port" : null,
+            "IngressPipeImpl.set_multicast_group" : null,
+            "IngressPipeImpl.drop" : null
+          },
+          "default_entry" : {
+            "action_id" : 0,
+            "action_const" : true,
+            "action_data" : [],
+            "action_entry_const" : true
+          }
+        }
+      ],
+      "action_profiles" : [],
+      "conditionals" : []
+    },
+    {
+      "name" : "egress",
+      "id" : 1,
+      "source_info" : {
+        "filename" : "p4src/main.p4",
+        "line" : 116,
+        "column" : 8,
+        "source_fragment" : "EgressPipeImpl"
+      },
+      "init_table" : null,
+      "tables" : [],
+      "action_profiles" : [],
+      "conditionals" : []
+    }
+  ],
+  "checksums" : [],
+  "force_arith" : [],
+  "extern_instances" : [],
+  "field_aliases" : [
+    [
+      "queueing_metadata.enq_timestamp",
+      ["standard_metadata", "enq_timestamp"]
+    ],
+    [
+      "queueing_metadata.enq_qdepth",
+      ["standard_metadata", "enq_qdepth"]
+    ],
+    [
+      "queueing_metadata.deq_timedelta",
+      ["standard_metadata", "deq_timedelta"]
+    ],
+    [
+      "queueing_metadata.deq_qdepth",
+      ["standard_metadata", "deq_qdepth"]
+    ],
+    [
+      "intrinsic_metadata.ingress_global_timestamp",
+      ["standard_metadata", "ingress_global_timestamp"]
+    ],
+    [
+      "intrinsic_metadata.egress_global_timestamp",
+      ["standard_metadata", "egress_global_timestamp"]
+    ],
+    [
+      "intrinsic_metadata.lf_field_list",
+      ["standard_metadata", "lf_field_list"]
+    ],
+    [
+      "intrinsic_metadata.mcast_grp",
+      ["standard_metadata", "mcast_grp"]
+    ],
+    [
+      "intrinsic_metadata.resubmit_flag",
+      ["standard_metadata", "resubmit_flag"]
+    ],
+    [
+      "intrinsic_metadata.egress_rid",
+      ["standard_metadata", "egress_rid"]
+    ],
+    [
+      "intrinsic_metadata.recirculate_flag",
+      ["standard_metadata", "recirculate_flag"]
+    ],
+    [
+      "intrinsic_metadata.priority",
+      ["standard_metadata", "priority"]
+    ]
+  ],
+  "program" : "p4src/main.p4",
+  "__meta__" : {
+    "version" : [2, 18],
+    "compiler" : "https://github.com/p4lang/p4c"
+  }
+}
\ No newline at end of file
diff --git a/src/tests/hackfest3/p4/main.p4 b/src/tests/hackfest3/p4/main.p4
new file mode 100644
index 0000000000000000000000000000000000000000..843eb0d580e362e74b25c768b1b01e750138637a
--- /dev/null
+++ b/src/tests/hackfest3/p4/main.p4
@@ -0,0 +1,144 @@
+/*
+ * Copyright 2019-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+#include <core.p4>
+#include <v1model.p4>
+
+typedef bit<9>   port_num_t;
+typedef bit<48>  mac_addr_t;
+typedef bit<16>  mcast_group_id_t;
+
+//------------------------------------------------------------------------------
+// HEADER DEFINITIONS
+//------------------------------------------------------------------------------
+
+header ethernet_t {
+    mac_addr_t  dst_addr;
+    mac_addr_t  src_addr;
+    bit<16>     ether_type;
+}
+
+struct parsed_headers_t {
+    ethernet_t  ethernet;
+}
+
+struct local_metadata_t {
+    bool        is_multicast;
+}
+
+
+//------------------------------------------------------------------------------
+// INGRESS PIPELINE
+//------------------------------------------------------------------------------
+
+parser ParserImpl (packet_in packet,
+                   out parsed_headers_t hdr,
+                   inout local_metadata_t local_metadata,
+                   inout standard_metadata_t standard_metadata)
+{
+    state start {
+      transition parse_ethernet;
+    }
+
+    state parse_ethernet {
+        packet.extract(hdr.ethernet);
+        transition accept;
+    }
+}
+
+
+control VerifyChecksumImpl(inout parsed_headers_t hdr,
+                           inout local_metadata_t meta)
+{
+    apply { /* EMPTY */ }
+}
+
+
+control IngressPipeImpl (inout parsed_headers_t    hdr,
+                         inout local_metadata_t    local_metadata,
+                         inout standard_metadata_t standard_metadata) {
+
+    // Drop action shared by many tables.
+    action drop() {
+        mark_to_drop(standard_metadata);
+    }
+
+    action set_egress_port(port_num_t port) {
+        standard_metadata.egress_spec = port;
+    }
+
+    action set_multicast_group(mcast_group_id_t gid) {
+        // gid will be used by the Packet Replication Engine (PRE) in the
+        // Traffic Manager--located right after the ingress pipeline, to
+        // replicate a packet to multiple egress ports, specified by the control
+        // plane by means of P4Runtime MulticastGroupEntry messages.
+        standard_metadata.mcast_grp = gid;
+        local_metadata.is_multicast = true;
+    }
+
+    // --- l2_exact_table ------------------
+
+    table l2_exact_table {
+        key = {
+            standard_metadata.ingress_port: exact;
+        }
+        actions = {
+            set_egress_port;
+            set_multicast_group;
+            @defaultonly drop;
+        }
+        const default_action = drop;
+    }
+
+    apply {
+        l2_exact_table.apply();
+    }
+}
+
+//------------------------------------------------------------------------------
+// EGRESS PIPELINE
+//------------------------------------------------------------------------------
+
+control EgressPipeImpl (inout parsed_headers_t hdr,
+                        inout local_metadata_t local_metadata,
+                        inout standard_metadata_t standard_metadata) {
+    apply { /* EMPTY */ }
+}
+
+
+control ComputeChecksumImpl(inout parsed_headers_t hdr,
+                            inout local_metadata_t local_metadata)
+{
+    apply { /* EMPTY */ }
+}
+
+
+control DeparserImpl(packet_out packet, in parsed_headers_t hdr) {
+    apply {
+        packet.emit(hdr.ethernet);
+    }
+}
+
+
+V1Switch(
+    ParserImpl(),
+    VerifyChecksumImpl(),
+    IngressPipeImpl(),
+    EgressPipeImpl(),
+    ComputeChecksumImpl(),
+    DeparserImpl()
+) main;
diff --git a/src/tests/hackfest3/p4/orig/bmv2.json b/src/tests/hackfest3/p4/orig/bmv2.json
new file mode 100644
index 0000000000000000000000000000000000000000..f001eb52e90e875c4152f4d7820664402ac856c3
--- /dev/null
+++ b/src/tests/hackfest3/p4/orig/bmv2.json
@@ -0,0 +1,381 @@
+{
+  "header_types" : [
+    {
+      "name" : "scalars_0",
+      "id" : 0,
+      "fields" : [
+        ["local_metadata_t.is_multicast", 1, false],
+        ["_padding_0", 7, false]
+      ]
+    },
+    {
+      "name" : "standard_metadata",
+      "id" : 1,
+      "fields" : [
+        ["ingress_port", 9, false],
+        ["egress_spec", 9, false],
+        ["egress_port", 9, false],
+        ["clone_spec", 32, false],
+        ["instance_type", 32, false],
+        ["drop", 1, false],
+        ["recirculate_port", 16, false],
+        ["packet_length", 32, false],
+        ["enq_timestamp", 32, false],
+        ["enq_qdepth", 19, false],
+        ["deq_timedelta", 32, false],
+        ["deq_qdepth", 19, false],
+        ["ingress_global_timestamp", 48, false],
+        ["egress_global_timestamp", 48, false],
+        ["lf_field_list", 32, false],
+        ["mcast_grp", 16, false],
+        ["resubmit_flag", 32, false],
+        ["egress_rid", 16, false],
+        ["recirculate_flag", 32, false],
+        ["checksum_error", 1, false],
+        ["parser_error", 32, false],
+        ["priority", 3, false],
+        ["_padding", 2, false]
+      ]
+    },
+    {
+      "name" : "ethernet_t",
+      "id" : 2,
+      "fields" : [
+        ["dst_addr", 48, false],
+        ["src_addr", 48, false],
+        ["ether_type", 16, false]
+      ]
+    }
+  ],
+  "headers" : [
+    {
+      "name" : "scalars",
+      "id" : 0,
+      "header_type" : "scalars_0",
+      "metadata" : true,
+      "pi_omit" : true
+    },
+    {
+      "name" : "standard_metadata",
+      "id" : 1,
+      "header_type" : "standard_metadata",
+      "metadata" : true,
+      "pi_omit" : true
+    },
+    {
+      "name" : "ethernet",
+      "id" : 2,
+      "header_type" : "ethernet_t",
+      "metadata" : false,
+      "pi_omit" : true
+    }
+  ],
+  "header_stacks" : [],
+  "header_union_types" : [],
+  "header_unions" : [],
+  "header_union_stacks" : [],
+  "field_lists" : [],
+  "errors" : [
+    ["NoError", 1],
+    ["PacketTooShort", 2],
+    ["NoMatch", 3],
+    ["StackOutOfBounds", 4],
+    ["HeaderTooShort", 5],
+    ["ParserTimeout", 6],
+    ["ParserInvalidArgument", 7]
+  ],
+  "enums" : [],
+  "parsers" : [
+    {
+      "name" : "parser",
+      "id" : 0,
+      "init_state" : "start",
+      "parse_states" : [
+        {
+          "name" : "start",
+          "id" : 0,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "ethernet"
+                }
+              ],
+              "op" : "extract"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : null
+            }
+          ],
+          "transition_key" : []
+        }
+      ]
+    }
+  ],
+  "parse_vsets" : [],
+  "deparsers" : [
+    {
+      "name" : "deparser",
+      "id" : 0,
+      "source_info" : {
+        "filename" : "p4src/main.p4",
+        "line" : 130,
+        "column" : 8,
+        "source_fragment" : "DeparserImpl"
+      },
+      "order" : ["ethernet"]
+    }
+  ],
+  "meter_arrays" : [],
+  "counter_arrays" : [],
+  "register_arrays" : [],
+  "calculations" : [],
+  "learn_lists" : [],
+  "actions" : [
+    {
+      "name" : "IngressPipeImpl.drop",
+      "id" : 0,
+      "runtime_data" : [],
+      "primitives" : [
+        {
+          "op" : "mark_to_drop",
+          "parameters" : [
+            {
+              "type" : "header",
+              "value" : "standard_metadata"
+            }
+          ],
+          "source_info" : {
+            "filename" : "p4src/main.p4",
+            "line" : 77,
+            "column" : 8,
+            "source_fragment" : "mark_to_drop(standard_metadata)"
+          }
+        }
+      ]
+    },
+    {
+      "name" : "IngressPipeImpl.set_egress_port",
+      "id" : 1,
+      "runtime_data" : [
+        {
+          "name" : "port",
+          "bitwidth" : 9
+        }
+      ],
+      "primitives" : [
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["standard_metadata", "egress_spec"]
+            },
+            {
+              "type" : "runtime_data",
+              "value" : 0
+            }
+          ],
+          "source_info" : {
+            "filename" : "p4src/main.p4",
+            "line" : 81,
+            "column" : 8,
+            "source_fragment" : "standard_metadata.egress_spec = port"
+          }
+        }
+      ]
+    },
+    {
+      "name" : "IngressPipeImpl.set_multicast_group",
+      "id" : 2,
+      "runtime_data" : [
+        {
+          "name" : "gid",
+          "bitwidth" : 16
+        }
+      ],
+      "primitives" : [
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["standard_metadata", "mcast_grp"]
+            },
+            {
+              "type" : "runtime_data",
+              "value" : 0
+            }
+          ],
+          "source_info" : {
+            "filename" : "p4src/main.p4",
+            "line" : 89,
+            "column" : 8,
+            "source_fragment" : "standard_metadata.mcast_grp = gid"
+          }
+        },
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["scalars", "local_metadata_t.is_multicast"]
+            },
+            {
+              "type" : "expression",
+              "value" : {
+                "type" : "expression",
+                "value" : {
+                  "op" : "b2d",
+                  "left" : null,
+                  "right" : {
+                    "type" : "bool",
+                    "value" : true
+                  }
+                }
+              }
+            }
+          ],
+          "source_info" : {
+            "filename" : "p4src/main.p4",
+            "line" : 90,
+            "column" : 8,
+            "source_fragment" : "local_metadata.is_multicast = true"
+          }
+        }
+      ]
+    }
+  ],
+  "pipelines" : [
+    {
+      "name" : "ingress",
+      "id" : 0,
+      "source_info" : {
+        "filename" : "p4src/main.p4",
+        "line" : 71,
+        "column" : 8,
+        "source_fragment" : "IngressPipeImpl"
+      },
+      "init_table" : "IngressPipeImpl.l2_exact_table",
+      "tables" : [
+        {
+          "name" : "IngressPipeImpl.l2_exact_table",
+          "id" : 0,
+          "source_info" : {
+            "filename" : "p4src/main.p4",
+            "line" : 95,
+            "column" : 10,
+            "source_fragment" : "l2_exact_table"
+          },
+          "key" : [
+            {
+              "match_type" : "exact",
+              "name" : "standard_metadata.ingress_port",
+              "target" : ["standard_metadata", "ingress_port"],
+              "mask" : null
+            }
+          ],
+          "match_type" : "exact",
+          "type" : "simple",
+          "max_size" : 1024,
+          "with_counters" : false,
+          "support_timeout" : false,
+          "direct_meters" : null,
+          "action_ids" : [1, 2, 0],
+          "actions" : ["IngressPipeImpl.set_egress_port", "IngressPipeImpl.set_multicast_group", "IngressPipeImpl.drop"],
+          "base_default_next" : null,
+          "next_tables" : {
+            "IngressPipeImpl.set_egress_port" : null,
+            "IngressPipeImpl.set_multicast_group" : null,
+            "IngressPipeImpl.drop" : null
+          },
+          "default_entry" : {
+            "action_id" : 0,
+            "action_const" : true,
+            "action_data" : [],
+            "action_entry_const" : true
+          }
+        }
+      ],
+      "action_profiles" : [],
+      "conditionals" : []
+    },
+    {
+      "name" : "egress",
+      "id" : 1,
+      "source_info" : {
+        "filename" : "p4src/main.p4",
+        "line" : 116,
+        "column" : 8,
+        "source_fragment" : "EgressPipeImpl"
+      },
+      "init_table" : null,
+      "tables" : [],
+      "action_profiles" : [],
+      "conditionals" : []
+    }
+  ],
+  "checksums" : [],
+  "force_arith" : [],
+  "extern_instances" : [],
+  "field_aliases" : [
+    [
+      "queueing_metadata.enq_timestamp",
+      ["standard_metadata", "enq_timestamp"]
+    ],
+    [
+      "queueing_metadata.enq_qdepth",
+      ["standard_metadata", "enq_qdepth"]
+    ],
+    [
+      "queueing_metadata.deq_timedelta",
+      ["standard_metadata", "deq_timedelta"]
+    ],
+    [
+      "queueing_metadata.deq_qdepth",
+      ["standard_metadata", "deq_qdepth"]
+    ],
+    [
+      "intrinsic_metadata.ingress_global_timestamp",
+      ["standard_metadata", "ingress_global_timestamp"]
+    ],
+    [
+      "intrinsic_metadata.egress_global_timestamp",
+      ["standard_metadata", "egress_global_timestamp"]
+    ],
+    [
+      "intrinsic_metadata.lf_field_list",
+      ["standard_metadata", "lf_field_list"]
+    ],
+    [
+      "intrinsic_metadata.mcast_grp",
+      ["standard_metadata", "mcast_grp"]
+    ],
+    [
+      "intrinsic_metadata.resubmit_flag",
+      ["standard_metadata", "resubmit_flag"]
+    ],
+    [
+      "intrinsic_metadata.egress_rid",
+      ["standard_metadata", "egress_rid"]
+    ],
+    [
+      "intrinsic_metadata.recirculate_flag",
+      ["standard_metadata", "recirculate_flag"]
+    ],
+    [
+      "intrinsic_metadata.priority",
+      ["standard_metadata", "priority"]
+    ]
+  ],
+  "program" : "p4src/main.p4",
+  "__meta__" : {
+    "version" : [2, 18],
+    "compiler" : "https://github.com/p4lang/p4c"
+  }
+}
\ No newline at end of file
diff --git a/src/tests/hackfest3/p4/orig/main.p4 b/src/tests/hackfest3/p4/orig/main.p4
new file mode 100644
index 0000000000000000000000000000000000000000..843eb0d580e362e74b25c768b1b01e750138637a
--- /dev/null
+++ b/src/tests/hackfest3/p4/orig/main.p4
@@ -0,0 +1,144 @@
+/*
+ * Copyright 2019-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+#include <core.p4>
+#include <v1model.p4>
+
+typedef bit<9>   port_num_t;
+typedef bit<48>  mac_addr_t;
+typedef bit<16>  mcast_group_id_t;
+
+//------------------------------------------------------------------------------
+// HEADER DEFINITIONS
+//------------------------------------------------------------------------------
+
+header ethernet_t {
+    mac_addr_t  dst_addr;
+    mac_addr_t  src_addr;
+    bit<16>     ether_type;
+}
+
+struct parsed_headers_t {
+    ethernet_t  ethernet;
+}
+
+struct local_metadata_t {
+    bool        is_multicast;
+}
+
+
+//------------------------------------------------------------------------------
+// INGRESS PIPELINE
+//------------------------------------------------------------------------------
+
+parser ParserImpl (packet_in packet,
+                   out parsed_headers_t hdr,
+                   inout local_metadata_t local_metadata,
+                   inout standard_metadata_t standard_metadata)
+{
+    state start {
+      transition parse_ethernet;
+    }
+
+    state parse_ethernet {
+        packet.extract(hdr.ethernet);
+        transition accept;
+    }
+}
+
+
+control VerifyChecksumImpl(inout parsed_headers_t hdr,
+                           inout local_metadata_t meta)
+{
+    apply { /* EMPTY */ }
+}
+
+
+control IngressPipeImpl (inout parsed_headers_t    hdr,
+                         inout local_metadata_t    local_metadata,
+                         inout standard_metadata_t standard_metadata) {
+
+    // Drop action shared by many tables.
+    action drop() {
+        mark_to_drop(standard_metadata);
+    }
+
+    action set_egress_port(port_num_t port) {
+        standard_metadata.egress_spec = port;
+    }
+
+    action set_multicast_group(mcast_group_id_t gid) {
+        // gid will be used by the Packet Replication Engine (PRE) in the
+        // Traffic Manager--located right after the ingress pipeline, to
+        // replicate a packet to multiple egress ports, specified by the control
+        // plane by means of P4Runtime MulticastGroupEntry messages.
+        standard_metadata.mcast_grp = gid;
+        local_metadata.is_multicast = true;
+    }
+
+    // --- l2_exact_table ------------------
+
+    table l2_exact_table {
+        key = {
+            standard_metadata.ingress_port: exact;
+        }
+        actions = {
+            set_egress_port;
+            set_multicast_group;
+            @defaultonly drop;
+        }
+        const default_action = drop;
+    }
+
+    apply {
+        l2_exact_table.apply();
+    }
+}
+
+//------------------------------------------------------------------------------
+// EGRESS PIPELINE
+//------------------------------------------------------------------------------
+
+control EgressPipeImpl (inout parsed_headers_t hdr,
+                        inout local_metadata_t local_metadata,
+                        inout standard_metadata_t standard_metadata) {
+    apply { /* EMPTY */ }
+}
+
+
+control ComputeChecksumImpl(inout parsed_headers_t hdr,
+                            inout local_metadata_t local_metadata)
+{
+    apply { /* EMPTY */ }
+}
+
+
+control DeparserImpl(packet_out packet, in parsed_headers_t hdr) {
+    apply {
+        packet.emit(hdr.ethernet);
+    }
+}
+
+
+V1Switch(
+    ParserImpl(),
+    VerifyChecksumImpl(),
+    IngressPipeImpl(),
+    EgressPipeImpl(),
+    ComputeChecksumImpl(),
+    DeparserImpl()
+) main;
diff --git a/src/tests/hackfest3/p4/orig/p4info.txt b/src/tests/hackfest3/p4/orig/p4info.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0b58e740864b72e6ca87582431cd7bd57894d0dd
--- /dev/null
+++ b/src/tests/hackfest3/p4/orig/p4info.txt
@@ -0,0 +1,62 @@
+pkg_info {
+  arch: "v1model"
+}
+tables {
+  preamble {
+    id: 33605373
+    name: "IngressPipeImpl.l2_exact_table"
+    alias: "l2_exact_table"
+  }
+  match_fields {
+    id: 1
+    name: "standard_metadata.ingress_port"
+    bitwidth: 9
+    match_type: EXACT
+  }
+  action_refs {
+    id: 16812802
+  }
+  action_refs {
+    id: 16841371
+  }
+  action_refs {
+    id: 16796182
+    annotations: "@defaultonly"
+    scope: DEFAULT_ONLY
+  }
+  const_default_action_id: 16796182
+  size: 1024
+}
+actions {
+  preamble {
+    id: 16796182
+    name: "IngressPipeImpl.drop"
+    alias: "drop"
+  }
+}
+actions {
+  preamble {
+    id: 16812802
+    name: "IngressPipeImpl.set_egress_port"
+    alias: "set_egress_port"
+  }
+  params {
+    id: 1
+    name: "port"
+    bitwidth: 9
+  }
+}
+actions {
+  preamble {
+    id: 16841371
+    name: "IngressPipeImpl.set_multicast_group"
+    alias: "set_multicast_group"
+  }
+  params {
+    id: 1
+    name: "gid"
+    bitwidth: 16
+  }
+}
+type_info {
+}
diff --git a/src/tests/hackfest3/p4/p4info.txt b/src/tests/hackfest3/p4/p4info.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0b58e740864b72e6ca87582431cd7bd57894d0dd
--- /dev/null
+++ b/src/tests/hackfest3/p4/p4info.txt
@@ -0,0 +1,62 @@
+pkg_info {
+  arch: "v1model"
+}
+tables {
+  preamble {
+    id: 33605373
+    name: "IngressPipeImpl.l2_exact_table"
+    alias: "l2_exact_table"
+  }
+  match_fields {
+    id: 1
+    name: "standard_metadata.ingress_port"
+    bitwidth: 9
+    match_type: EXACT
+  }
+  action_refs {
+    id: 16812802
+  }
+  action_refs {
+    id: 16841371
+  }
+  action_refs {
+    id: 16796182
+    annotations: "@defaultonly"
+    scope: DEFAULT_ONLY
+  }
+  const_default_action_id: 16796182
+  size: 1024
+}
+actions {
+  preamble {
+    id: 16796182
+    name: "IngressPipeImpl.drop"
+    alias: "drop"
+  }
+}
+actions {
+  preamble {
+    id: 16812802
+    name: "IngressPipeImpl.set_egress_port"
+    alias: "set_egress_port"
+  }
+  params {
+    id: 1
+    name: "port"
+    bitwidth: 9
+  }
+}
+actions {
+  preamble {
+    id: 16841371
+    name: "IngressPipeImpl.set_multicast_group"
+    alias: "set_multicast_group"
+  }
+  params {
+    id: 1
+    name: "gid"
+    bitwidth: 16
+  }
+}
+type_info {
+}
diff --git a/src/tests/hackfest3/probe/README.md b/src/tests/hackfest3/probe/README.md
new file mode 100644
index 0000000000000000000000000000000000000000..bfc1e4731dc44a61b32ad5d75093f4aca1f57dbf
--- /dev/null
+++ b/src/tests/hackfest3/probe/README.md
@@ -0,0 +1,40 @@
+# Probe for P4 mininet devices
+
+Step 1:
+To copy the necessary files, run:
+
+```
+probe-tfs/deploy.sh
+```
+
+Step 2:
+To connect to the mininet docker, run:
+
+```
+probe-tfs/connect-to-mininet.sh
+```
+
+Step 3:
+From inside the mininet docker, run:
+
+```
+./tfsagent
+```
+
+Step 4 (on another terminal):
+Establish the service:
+```
+src/tests/p4/run_test_02_create_service.sh
+```
+
+Step 5:
+From inside mininet (make mn-cli):
+```
+client ./tfsping
+```
+
+Step 6 (on another terminal):
+To check the latest monitoring samples, run
+```
+python src/tests/p4/probe/monitoring_kpis.py
+```
diff --git a/src/tests/hackfest3/probe/monitoring_kpis.ipynb b/src/tests/hackfest3/probe/monitoring_kpis.ipynb
new file mode 100644
index 0000000000000000000000000000000000000000..728b7394eb9cbbf50fd5b4fcad568c0968abc608
--- /dev/null
+++ b/src/tests/hackfest3/probe/monitoring_kpis.ipynb
@@ -0,0 +1,184 @@
+{
+ "cells": [
+  {
+   "attachments": {},
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "# Checking the monitoring component"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import time\n",
+    "import datetime\n",
+    "import uuid\n",
+    "import random\n",
+    "\n",
+    "from dotenv import load_dotenv\n",
+    "from IPython.display import clear_output, display, HTML\n",
+    "\n",
+    "from common.tools.timestamp.Converters import timestamp_utcnow_to_float, timestamp_float_to_string\n",
+    "from common.tools.grpc.Tools import grpc_message_to_json_string\n",
+    "from common.proto.kpi_sample_types_pb2 import KpiSampleType\n",
+    "from common.proto.monitoring_pb2 import KpiDescriptor, KpiId, KpiQuery, Kpi\n",
+    "from monitoring.client.MonitoringClient import MonitoringClient"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "'0abfb00117d4461b9fa5085bee4be58f'"
+      ]
+     },
+     "execution_count": 2,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "load_dotenv()\n",
+    "\n",
+    "monitoring_client = MonitoringClient()\n",
+    "uuid.uuid4().hex"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Created KPI {\"kpi_id\": {\"uuid\": \"1\"}}: \n"
+     ]
+    }
+   ],
+   "source": [
+    "kpi_description: KpiDescriptor = KpiDescriptor()\n",
+    "kpi_description.kpi_description = \"Security status of service {}\".format(uuid.uuid4().hex)\n",
+    "kpi_description.service_id.service_uuid.uuid = \"608df176-90b8-5950-b50d-1810c6eaaa5d\"\n",
+    "kpi_description.kpi_sample_type = KpiSampleType.KPISAMPLETYPE_UNKNOWN\n",
+    "new_kpi = monitoring_client.SetKpi(kpi_description)\n",
+    "print(\"Created KPI {}: \".format(grpc_message_to_json_string(new_kpi)))"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/html": [
+       "<table>\n",
+       "    <thead>\n",
+       "        <tr><th colspan=3>2023-02-24 16:23:34.373384</th></tr>\n",
+       "        <tr><th>KPI ID</th><th>Timestamp</th><th>Value</th></tr>\n",
+       "    <thead>\n",
+       "    <tbody><tr><td>0 - 1</td><td>2023-02-23T13:55:09Z</td><td>floatVal: 1868.0\n",
+       "</td></tr><tr><td>1 - 1</td><td>2023-02-23T13:55:07Z</td><td>floatVal: 1878.0\n",
+       "</td></tr><tr><td>2 - 1</td><td>2023-02-23T13:55:05Z</td><td>floatVal: 2065.0\n",
+       "</td></tr><tr><td>3 - 1</td><td>2023-02-23T13:55:03Z</td><td>floatVal: 1993.0\n",
+       "</td></tr><tr><td>4 - 1</td><td>2023-02-23T13:55:01Z</td><td>floatVal: 2006.0\n",
+       "</td></tr><tr><td>5 - 1</td><td>2023-02-23T13:54:59Z</td><td>floatVal: 1938.0\n",
+       "</td></tr><tr><td>6 - 1</td><td>2023-02-23T13:54:57Z</td><td>floatVal: 1920.0\n",
+       "</td></tr><tr><td>7 - 1</td><td>2023-02-23T13:54:55Z</td><td>floatVal: 1984.0\n",
+       "</td></tr><tr><td>8 - 1</td><td>2023-02-23T13:54:53Z</td><td>floatVal: 1883.0\n",
+       "</td></tr><tr><td>9 - 1</td><td>2023-02-23T13:54:51Z</td><td>floatVal: 1948.0\n",
+       "</td></tr></tbody></table>"
+      ],
+      "text/plain": [
+       "<IPython.core.display.HTML object>"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "ename": "KeyboardInterrupt",
+     "evalue": "",
+     "output_type": "error",
+     "traceback": [
+      "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
+      "\u001b[0;31mKeyboardInterrupt\u001b[0m                         Traceback (most recent call last)",
+      "Cell \u001b[0;32mIn [4], line 31\u001b[0m\n\u001b[1;32m     29\u001b[0m table \u001b[39m+\u001b[39m\u001b[39m=\u001b[39m \u001b[39m\"\u001b[39m\u001b[39m</tbody></table>\u001b[39m\u001b[39m\"\u001b[39m\n\u001b[1;32m     30\u001b[0m display(HTML(table))\n\u001b[0;32m---> 31\u001b[0m time\u001b[39m.\u001b[39;49msleep(\u001b[39m5\u001b[39;49m)\n\u001b[1;32m     32\u001b[0m clear_output(wait\u001b[39m=\u001b[39m\u001b[39mTrue\u001b[39;00m)\n",
+      "\u001b[0;31mKeyboardInterrupt\u001b[0m: "
+     ]
+    }
+   ],
+   "source": [
+    "kpi_id = input(\"What is the KPI ID?\")\n",
+    "query = KpiQuery()\n",
+    "query.kpi_ids.append(KpiId(**{\"kpi_id\": {\"uuid\": kpi_id}}))\n",
+    "query.last_n_samples = 10\n",
+    "\n",
+    "while True:\n",
+    "\n",
+    "    kpi = Kpi()\n",
+    "    kpi.kpi_id.kpi_id.uuid = new_kpi.kpi_id.uuid\n",
+    "    kpi.timestamp.timestamp = timestamp_utcnow_to_float()\n",
+    "    kpi.kpi_value.int32Val = random.randint(10, 4000)\n",
+    "    # monitoring_client.IncludeKpi(kpi)\n",
+    "\n",
+    "    response = monitoring_client.QueryKpiData(query)\n",
+    "    # print(response)\n",
+    "    table = f\"\"\"<table>\n",
+    "    <thead>\n",
+    "        <tr><th colspan=3>{datetime.datetime.now()}</th></tr>\n",
+    "        <tr><th>KPI ID</th><th>Timestamp</th><th>Value</th></tr>\n",
+    "    <thead>\n",
+    "    <tbody>\"\"\"\n",
+    "    for kpi in response.raw_kpi_lists:\n",
+    "        cur_kpi_id = kpi.kpi_id.kpi_id.uuid\n",
+    "        for i, raw_kpi in enumerate(kpi.raw_kpis):\n",
+    "            # print(cur_kpi_id, raw_kpi.timestamp.timestamp, raw_kpi.kpi_value)\n",
+    "            table += \"<tr><td>{} - {}</td><td>{}</td><td>{}</td></tr>\".format(\n",
+    "                i, cur_kpi_id, timestamp_float_to_string(raw_kpi.timestamp.timestamp), raw_kpi.kpi_value\n",
+    "            )\n",
+    "    table += \"</tbody></table>\"\n",
+    "    display(HTML(table))\n",
+    "    time.sleep(5)\n",
+    "    clear_output(wait=True)"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "tfs",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.9.14"
+  },
+  "orig_nbformat": 4,
+  "vscode": {
+   "interpreter": {
+    "hash": "7ea5723b29014fc8d8bf1a065f5287f0787f54201758f2b5d4b4b0b2ddc48863"
+   }
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}
diff --git a/src/tests/hackfest3/probe/monitoring_kpis.py b/src/tests/hackfest3/probe/monitoring_kpis.py
new file mode 100644
index 0000000000000000000000000000000000000000..880977a2f62069586efdb398b8b3b5d3ac20dac0
--- /dev/null
+++ b/src/tests/hackfest3/probe/monitoring_kpis.py
@@ -0,0 +1,85 @@
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# File to monitor the latest *n* samples from the KPI ID *id*
+# and updates it every *i* seconds
+#
+# Author: Carlos Natalino <carlos.natalino@chalmers.se>
+
+import argparse
+import datetime
+import time
+
+from common.proto.kpi_sample_types_pb2 import KpiSampleType
+from common.proto.monitoring_pb2 import KpiDescriptor, KpiId, KpiQuery
+from common.tools.grpc.Tools import grpc_message_to_json_string
+from common.tools.timestamp.Converters import timestamp_float_to_string
+from monitoring.client.MonitoringClient import MonitoringClient
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser()
+    parser.add_argument(
+        "-n",
+        "--last-n-samples",
+        default=10,
+        type=int,
+        help="Number of latest samples of the KPI to show.",
+    )
+    parser.add_argument(
+        "-s",
+        "--sleep",
+        default=5,
+        type=int,
+        help="Seconds between consecutive refreshes.",
+    )
+    parser.add_argument("-id", "--kpi-id", help="KPI ID, if known.")
+    args = parser.parse_args()
+
+    monitoring_client = MonitoringClient()
+
+    if args.kpi_id is None:
+        service_uuid = "608df176-90b8-5950-b50d-1810c6eaaa5d"
+        kpi_description: KpiDescriptor = KpiDescriptor()
+        kpi_description.kpi_description = "Security status of service {}".format(
+            service_uuid
+        )
+        kpi_description.service_id.service_uuid.uuid = service_uuid
+        kpi_description.kpi_sample_type = KpiSampleType.KPISAMPLETYPE_UNKNOWN
+        new_kpi = monitoring_client.SetKpi(kpi_description)
+        print("Created KPI {}: ".format(grpc_message_to_json_string(new_kpi)))
+        kpi_id = new_kpi.kpi_id.uuid
+    else:
+        kpi_id = args.kpi_id
+
+    query = KpiQuery()
+    query.kpi_ids.append(KpiId(**{"kpi_id": {"uuid": kpi_id}}))
+    query.last_n_samples = args.last_n_samples
+
+    while True:
+        print(chr(27) + "[2J")
+        response = monitoring_client.QueryKpiData(query)
+        print("{}\t{}\t{:<20}\t{}".format("Index", "KPI ID", "Timestamp", "Value"))
+        for kpi in response.raw_kpi_lists:
+            cur_kpi_id = kpi.kpi_id.kpi_id.uuid
+            for i, raw_kpi in enumerate(kpi.raw_kpis):
+                print(
+                    "{}\t{}\t{}\t{}".format(
+                        i,
+                        cur_kpi_id,
+                        timestamp_float_to_string(raw_kpi.timestamp.timestamp),
+                        raw_kpi.kpi_value.floatVal,
+                    )
+                )
+        print("Last update:", datetime.datetime.now().strftime("%H:%M:%S"))
+        time.sleep(args.sleep)
diff --git a/src/tests/hackfest3/probe/probe-tfs/.gitignore b/src/tests/hackfest3/probe/probe-tfs/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..dc8d7ee54c37fd887f19206592ed03a33118a59a
--- /dev/null
+++ b/src/tests/hackfest3/probe/probe-tfs/.gitignore
@@ -0,0 +1,18 @@
+# Generated by Cargo
+# will have compiled files and executables
+/target/
+
+# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
+# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
+Cargo.lock
+
+# These are backup files generated by rustfmt
+**/*.rs.bk
+
+
+# Added by cargo
+
+/target
+
+.env_bkp
+.env
diff --git a/src/tests/hackfest3/probe/probe-tfs/Cargo.toml b/src/tests/hackfest3/probe/probe-tfs/Cargo.toml
new file mode 100644
index 0000000000000000000000000000000000000000..fb5db98bf5233e905d83b7f9fe06d44a71c3a0fd
--- /dev/null
+++ b/src/tests/hackfest3/probe/probe-tfs/Cargo.toml
@@ -0,0 +1,39 @@
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+[package]
+name = "rust-tfs"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+dotenv = "0.15.0"
+futures = "0.3.26"
+prost = "0.11.6"
+surge-ping = "0.7.3"
+tokio = { version = "1.25", features = ["macros", "rt-multi-thread"] }
+tonic = "0.8.3"
+
+[[bin]]
+name = "tfsping"
+path = "src/ping.rs"
+
+[[bin]]
+name = "tfsagent"
+path = "src/agent.rs"
+
+[build-dependencies]
+tonic-build = "0.8.3"
diff --git a/src/tests/hackfest3/probe/probe-tfs/LICENSE b/src/tests/hackfest3/probe/probe-tfs/LICENSE
new file mode 100644
index 0000000000000000000000000000000000000000..261eeb9e9f8b2b4b0d119366dda99c6fd7d35c64
--- /dev/null
+++ b/src/tests/hackfest3/probe/probe-tfs/LICENSE
@@ -0,0 +1,201 @@
+                                 Apache License
+                           Version 2.0, January 2004
+                        http://www.apache.org/licenses/
+
+   TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
+
+   1. Definitions.
+
+      "License" shall mean the terms and conditions for use, reproduction,
+      and distribution as defined by Sections 1 through 9 of this document.
+
+      "Licensor" shall mean the copyright owner or entity authorized by
+      the copyright owner that is granting the License.
+
+      "Legal Entity" shall mean the union of the acting entity and all
+      other entities that control, are controlled by, or are under common
+      control with that entity. For the purposes of this definition,
+      "control" means (i) the power, direct or indirect, to cause the
+      direction or management of such entity, whether by contract or
+      otherwise, or (ii) ownership of fifty percent (50%) or more of the
+      outstanding shares, or (iii) beneficial ownership of such entity.
+
+      "You" (or "Your") shall mean an individual or Legal Entity
+      exercising permissions granted by this License.
+
+      "Source" form shall mean the preferred form for making modifications,
+      including but not limited to software source code, documentation
+      source, and configuration files.
+
+      "Object" form shall mean any form resulting from mechanical
+      transformation or translation of a Source form, including but
+      not limited to compiled object code, generated documentation,
+      and conversions to other media types.
+
+      "Work" shall mean the work of authorship, whether in Source or
+      Object form, made available under the License, as indicated by a
+      copyright notice that is included in or attached to the work
+      (an example is provided in the Appendix below).
+
+      "Derivative Works" shall mean any work, whether in Source or Object
+      form, that is based on (or derived from) the Work and for which the
+      editorial revisions, annotations, elaborations, or other modifications
+      represent, as a whole, an original work of authorship. For the purposes
+      of this License, Derivative Works shall not include works that remain
+      separable from, or merely link (or bind by name) to the interfaces of,
+      the Work and Derivative Works thereof.
+
+      "Contribution" shall mean any work of authorship, including
+      the original version of the Work and any modifications or additions
+      to that Work or Derivative Works thereof, that is intentionally
+      submitted to Licensor for inclusion in the Work by the copyright owner
+      or by an individual or Legal Entity authorized to submit on behalf of
+      the copyright owner. For the purposes of this definition, "submitted"
+      means any form of electronic, verbal, or written communication sent
+      to the Licensor or its representatives, including but not limited to
+      communication on electronic mailing lists, source code control systems,
+      and issue tracking systems that are managed by, or on behalf of, the
+      Licensor for the purpose of discussing and improving the Work, but
+      excluding communication that is conspicuously marked or otherwise
+      designated in writing by the copyright owner as "Not a Contribution."
+
+      "Contributor" shall mean Licensor and any individual or Legal Entity
+      on behalf of whom a Contribution has been received by Licensor and
+      subsequently incorporated within the Work.
+
+   2. Grant of Copyright License. Subject to the terms and conditions of
+      this License, each Contributor hereby grants to You a perpetual,
+      worldwide, non-exclusive, no-charge, royalty-free, irrevocable
+      copyright license to reproduce, prepare Derivative Works of,
+      publicly display, publicly perform, sublicense, and distribute the
+      Work and such Derivative Works in Source or Object form.
+
+   3. Grant of Patent License. Subject to the terms and conditions of
+      this License, each Contributor hereby grants to You a perpetual,
+      worldwide, non-exclusive, no-charge, royalty-free, irrevocable
+      (except as stated in this section) patent license to make, have made,
+      use, offer to sell, sell, import, and otherwise transfer the Work,
+      where such license applies only to those patent claims licensable
+      by such Contributor that are necessarily infringed by their
+      Contribution(s) alone or by combination of their Contribution(s)
+      with the Work to which such Contribution(s) was submitted. If You
+      institute patent litigation against any entity (including a
+      cross-claim or counterclaim in a lawsuit) alleging that the Work
+      or a Contribution incorporated within the Work constitutes direct
+      or contributory patent infringement, then any patent licenses
+      granted to You under this License for that Work shall terminate
+      as of the date such litigation is filed.
+
+   4. Redistribution. You may reproduce and distribute copies of the
+      Work or Derivative Works thereof in any medium, with or without
+      modifications, and in Source or Object form, provided that You
+      meet the following conditions:
+
+      (a) You must give any other recipients of the Work or
+          Derivative Works a copy of this License; and
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+   5. Submission of Contributions. Unless You explicitly state otherwise,
+      any Contribution intentionally submitted for inclusion in the Work
+      by You to the Licensor shall be under the terms and conditions of
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+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
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diff --git a/src/tests/hackfest3/probe/probe-tfs/README.md b/src/tests/hackfest3/probe/probe-tfs/README.md
new file mode 100644
index 0000000000000000000000000000000000000000..f88d7c542dae22ad623797f43750e0589d2473cf
--- /dev/null
+++ b/src/tests/hackfest3/probe/probe-tfs/README.md
@@ -0,0 +1,2 @@
+# rust-tfs
+Client for TFS functionalities written in Rust.
diff --git a/src/tests/hackfest3/probe/probe-tfs/build.rs b/src/tests/hackfest3/probe/probe-tfs/build.rs
new file mode 100644
index 0000000000000000000000000000000000000000..1dda249d16b3c571676a254f2178f772fb765c81
--- /dev/null
+++ b/src/tests/hackfest3/probe/probe-tfs/build.rs
@@ -0,0 +1,34 @@
+/**
+ * Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Build script that generates Rust code for the protobuffers.
+ *
+ * Author: Carlos Natalino <carlos.natalino@chalmers.se>
+ */
+
+fn main() {
+    tonic_build::configure()
+        .build_server(false)
+        .compile(
+            &[
+                "proto/context.proto",
+                "proto/acl.proto",
+                "proto/kpi_sample_types.proto",
+                "proto/monitoring.proto",
+            ],
+            &["proto"],
+        )
+        .unwrap_or_else(|e| panic!("Failed to compile protos {:?}", e));
+}
diff --git a/src/tests/hackfest3/probe/probe-tfs/connect_to_mininet.sh b/src/tests/hackfest3/probe/probe-tfs/connect_to_mininet.sh
new file mode 100755
index 0000000000000000000000000000000000000000..bba3eaa9a985f3e546f9df2681879faef0a9b83e
--- /dev/null
+++ b/src/tests/hackfest3/probe/probe-tfs/connect_to_mininet.sh
@@ -0,0 +1,16 @@
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+CONTAINER=`docker ps | grep mininet | cut -f1 -d" "`
+docker exec -it $CONTAINER /bin/bash
diff --git a/src/tests/hackfest3/probe/probe-tfs/deploy.sh b/src/tests/hackfest3/probe/probe-tfs/deploy.sh
new file mode 100755
index 0000000000000000000000000000000000000000..733f02d11ecd4a9de90898b210b2fe9b579447f2
--- /dev/null
+++ b/src/tests/hackfest3/probe/probe-tfs/deploy.sh
@@ -0,0 +1,37 @@
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# build the software
+# uncomment the line below if you want to build it
+# cargo build --release --target=x86_64-unknown-linux-musl
+
+# build a .env file with the info from context and monitoring services
+
+if [ -z "${CONTEXTSERVICE_SERVICE_HOST}" ] || [ -z "${CONTEXTSERVICE_SERVICE_PORT_GRPC}" ] || \
+   [ -z "${MONITORINGSERVICE_SERVICE_HOST}" ] || [ -z "${MONITORINGSERVICE_SERVICE_PORT_GRPC}" ]
+then
+    echo "TFS_ENV_VARS are not loaded."
+    exit 1
+fi
+
+echo "CONTEXTSERVICE_SERVICE_HOST=${CONTEXTSERVICE_SERVICE_HOST}" > .env
+echo "CONTEXTSERVICE_SERVICE_PORT_GRPC=${CONTEXTSERVICE_SERVICE_PORT_GRPC}" >> .env
+echo "MONITORINGSERVICE_SERVICE_HOST=${MONITORINGSERVICE_SERVICE_HOST}" >> .env
+echo "MONITORINGSERVICE_SERVICE_PORT_GRPC=${MONITORINGSERVICE_SERVICE_PORT_GRPC}" >> .env
+
+# get container id
+CONTAINER=`docker ps | grep mininet | cut -f1 -d" "`
+docker cp target/x86_64-unknown-linux-musl/release/tfsping $CONTAINER:/root
+docker cp target/x86_64-unknown-linux-musl/release/tfsagent $CONTAINER:/root
+docker cp .env $CONTAINER:/root
diff --git a/src/tests/hackfest3/probe/probe-tfs/proto b/src/tests/hackfest3/probe/probe-tfs/proto
new file mode 120000
index 0000000000000000000000000000000000000000..ce803d6a96f0064d107428238b9beecb2a0ed2be
--- /dev/null
+++ b/src/tests/hackfest3/probe/probe-tfs/proto
@@ -0,0 +1 @@
+../../../../../proto
\ No newline at end of file
diff --git a/src/tests/hackfest3/probe/probe-tfs/src/agent.rs b/src/tests/hackfest3/probe/probe-tfs/src/agent.rs
new file mode 100644
index 0000000000000000000000000000000000000000..4221cbe28ba75021d2b7c2de6dbef46a043cc2bb
--- /dev/null
+++ b/src/tests/hackfest3/probe/probe-tfs/src/agent.rs
@@ -0,0 +1,254 @@
+/**
+ * Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Program that starts the ping probe and reports it to the Unix socket.
+ *
+ * Author: Carlos Natalino <carlos.natalino@chalmers.se>
+ */
+
+/************** Modules needed to communicate with TeraFlowSDN ***************/
+pub mod kpi_sample_types {
+    tonic::include_proto!("kpi_sample_types");
+}
+
+pub mod acl {
+    tonic::include_proto!("acl");
+}
+
+pub mod context {
+    // tonic::include_proto!();
+    tonic::include_proto!("context");
+}
+
+pub mod monitoring {
+    tonic::include_proto!("monitoring");
+}
+
+/********************************** Imports **********************************/
+// standard library
+use std::env;
+use std::path::Path;
+use std::sync::Arc;
+use std::time::SystemTime;
+use std::{fs, io};
+
+// external libraries
+use dotenv::dotenv;
+use futures;
+use futures::lock::Mutex;
+use tokio::net::UnixListener;
+
+// proto
+use context::context_service_client::ContextServiceClient;
+use context::{Empty, Timestamp};
+use kpi_sample_types::KpiSampleType;
+use monitoring::monitoring_service_client::MonitoringServiceClient;
+use monitoring::{Kpi, KpiDescriptor, KpiValue};
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    dotenv().ok(); // load the environment variables from the .env file
+
+    let path = Path::new("/tmp/tfsping");
+
+    if path.exists() {
+        fs::remove_file(path)?; // removes the socket in case it exists
+    }
+
+    let listener = UnixListener::bind(path).unwrap();
+    println!("Bound to the path {:?}", path);
+
+    // ARC Mutex that tells whether or not to send the results to the monitoring component
+    let send_ping = Arc::new(Mutex::new(false));
+    // copy used by the task that receives data from the probe
+    let ping_probe = send_ping.clone();
+    // copy used by the task that receives stream data from TFS
+    let ping_trigger = send_ping.clone();
+
+    // ARC mutex that hosts the KPI ID to be used as the monitoring KPI
+    let kpi_id: Arc<Mutex<Option<monitoring::KpiId>>> = Arc::new(Mutex::new(None));
+    let kpi_id_probe = kpi_id.clone();
+    let kpi_id_trigger = kpi_id.clone();
+
+    let t1 = tokio::spawn(async move {
+        let monitoring_host = env::var("MONITORINGSERVICE_SERVICE_HOST")
+            .unwrap_or_else(|_| panic!("receiver: Could not find monitoring host!"));
+        let monitoring_port = env::var("MONITORINGSERVICE_SERVICE_PORT_GRPC")
+            .unwrap_or_else(|_| panic!("receiver: Could not find monitoring port!"));
+
+        let mut monitoring_client = MonitoringServiceClient::connect(format!(
+            "http://{}:{}",
+            monitoring_host, monitoring_port
+        ))
+        .await
+        .unwrap();
+        println!("receiver: Connected to the monitoring service!");
+        loop {
+            println!("receiver: Awaiting for new connection!");
+            let (stream, _socket) = listener.accept().await.unwrap();
+
+            stream.readable().await.unwrap();
+
+            let mut buf = [0; 4];
+
+            match stream.try_read(&mut buf) {
+                Ok(n) => {
+                    let num = u32::from_be_bytes(buf);
+                    println!("receiver: read {} bytes -- {:?}", n, num);
+
+                    let should_ping = ping_probe.lock().await;
+
+                    if *should_ping {
+                        // only send the value to monitoring if needed
+                        // send the value to the monitoring component
+                        println!("receiver: Send value to monitoring");
+
+                        let kpi_id = kpi_id_probe.lock().await;
+                        println!("receiver: kpi id: {:?}", kpi_id);
+
+                        let now = SystemTime::now()
+                            .duration_since(SystemTime::UNIX_EPOCH)
+                            .unwrap()
+                            .as_secs(); // See struct std::time::Duration methods
+
+                        let kpi = Kpi {
+                            kpi_id: kpi_id.clone(),
+                            timestamp: Some(Timestamp {
+                                timestamp: now as f64,
+                            }),
+                            kpi_value: Some(KpiValue {
+                                value: Some(monitoring::kpi_value::Value::Int32Val(num as i32)),
+                            }),
+                        };
+                        // println!("Request: {:?}", kpi);
+                        let response = monitoring_client
+                            .include_kpi(tonic::Request::new(kpi))
+                            .await;
+                        // println!("Response: {:?}", response);
+                        if response.is_err() {
+                            println!("receiver: Issue with the response from monitoring!");
+                        }
+                    }
+                }
+                Err(ref e) if e.kind() == io::ErrorKind::WouldBlock => {
+                    continue;
+                }
+                Err(e) => {
+                    println!("receiver: {:?}", e);
+                }
+            }
+        }
+    });
+
+    let t2 = tokio::spawn(async move {
+        // let server_address = "129.16.37.136";
+        let context_host = env::var("CONTEXTSERVICE_SERVICE_HOST")
+            .unwrap_or_else(|_| panic!("stream: Could not find context host!"));
+        let context_port = env::var("CONTEXTSERVICE_SERVICE_PORT_GRPC")
+            .unwrap_or_else(|_| panic!("stream: Could not find context port!"));
+
+        let monitoring_host = env::var("MONITORINGSERVICE_SERVICE_HOST")
+            .unwrap_or_else(|_| panic!("stream: Could not find monitoring host!"));
+        let monitoring_port = env::var("MONITORINGSERVICE_SERVICE_PORT_GRPC")
+            .unwrap_or_else(|_| panic!("stream: Could not find monitoring port!"));
+
+        let mut context_client =
+            ContextServiceClient::connect(format!("http://{}:{}", context_host, context_port))
+                .await
+                .unwrap();
+        println!("stream: Connected to the context service!");
+
+        let mut monitoring_client = MonitoringServiceClient::connect(format!(
+            "http://{}:{}",
+            monitoring_host, monitoring_port
+        ))
+        .await
+        .unwrap();
+        println!("stream: Connected to the monitoring service!");
+
+        let mut service_event_stream = context_client
+            .get_service_events(tonic::Request::new(Empty {}))
+            .await
+            .unwrap()
+            .into_inner();
+        while let Some(event) = service_event_stream.message().await.unwrap() {
+            let event_service = event.clone().service_id.unwrap();
+            if event.event.clone().unwrap().event_type == 1 {
+                println!("stream: New CREATE event:\n{:?}", event_service);
+
+                let kpi_descriptor = KpiDescriptor {
+                    kpi_id: None,
+                    kpi_id_list: vec![],
+                    device_id: None,
+                    endpoint_id: None,
+                    slice_id: None,
+                    connection_id: None,
+                    kpi_description: format!(
+                        "Latency value for service {}",
+                        event_service.service_uuid.unwrap().uuid
+                    ),
+                    service_id: Some(event.clone().service_id.clone().unwrap().clone()),
+                    kpi_sample_type: KpiSampleType::KpisampletypeUnknown.into(),
+                };
+
+                let _response = monitoring_client
+                    .set_kpi(tonic::Request::new(kpi_descriptor))
+                    .await
+                    .unwrap()
+                    .into_inner();
+                let mut kpi_id = kpi_id_trigger.lock().await;
+                println!("stream: KPI ID: {:?}", _response);
+                *kpi_id = Some(_response.clone());
+                let mut should_ping = ping_trigger.lock().await;
+                *should_ping = true;
+            } else if event.event.clone().unwrap().event_type == 3 {
+                println!("stream: New REMOVE event:\n{:?}", event);
+                let mut should_ping = ping_trigger.lock().await;
+                *should_ping = false;
+            }
+        }
+    });
+
+    futures::future::join_all(vec![t1, t2]).await;
+
+    // let addr = "10.0.0.2".parse().unwrap();
+    // let timeout = Duration::from_secs(1);
+    // ping::ping(addr, Some(timeout), Some(166), Some(3), Some(5), Some(&random())).unwrap();
+
+    // let server_address = env::var("CONTEXTSERVICE_SERVICE_HOST").unwrap();
+
+    // let contexts = grpc_client.list_context_ids(tonic::Request::new(Empty {  })).await?;
+
+    // println!("{:?}", contexts.into_inner());
+    // let current_context = contexts.into_inner().context_ids[0].clone();
+
+    // if let Some(current_context) = contexts.into_inner().context_ids[0] {
+
+    // }
+    // else {
+    //     panic!("No context available!");
+    // }
+
+    // for context in contexts.into_inner().context_ids {
+    //     println!("{:?}", context);
+    // }
+
+    // let services = grpc_client.list_services(tonic::Request::new(current_context)).await?;
+    // println!("{:?}", services.into_inner());
+
+    println!("Hello, world!");
+
+    Ok(())
+}
diff --git a/src/tests/hackfest3/probe/probe-tfs/src/ping.rs b/src/tests/hackfest3/probe/probe-tfs/src/ping.rs
new file mode 100644
index 0000000000000000000000000000000000000000..3c118c98782a4cb5def9a654edbe55186bbf3df7
--- /dev/null
+++ b/src/tests/hackfest3/probe/probe-tfs/src/ping.rs
@@ -0,0 +1,71 @@
+/**
+ * Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Program that starts the ping probe and reports it to the Unix socket.
+ *
+ * Author: Carlos Natalino <carlos.natalino@chalmers.se>
+ */
+// standard library
+use std::io;
+use std::path::Path;
+
+// external libraries
+use tokio::net::UnixStream;
+use tokio::time::{sleep, Duration};
+
+async fn send_value(path: &Path, value: i32) -> Result<(), Box<dyn std::error::Error>> {
+    let stream = UnixStream::connect(path).await?;
+    stream.writable().await;
+    // if ready.is_writable() {
+    match stream.try_write(&i32::to_be_bytes(value)) {
+        Ok(n) => {
+            println!("\twrite {} bytes\t{}", n, value);
+        }
+        Err(ref e) if e.kind() == io::ErrorKind::WouldBlock => {
+            println!("Error would block!");
+        }
+        Err(e) => {
+            println!("error into()");
+            return Err(e.into());
+        }
+    }
+    // }
+    Ok(())
+}
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let path = Path::new("/tmp/tfsping");
+
+    loop {
+        let payload = [0; 1024];
+
+        let result = surge_ping::ping("10.0.0.2".parse()?, &payload).await;
+
+        // let (_packet, duration) = result.unwra
+
+        if let Ok((_packet, duration)) = result {
+            println!("Ping took {:.3?}\t{:?}", duration, _packet.get_identifier());
+            send_value(&path, duration.as_micros() as i32).await?;
+        } else {
+            println!("Error!");
+            send_value(&path, -1).await?;
+        }
+
+        sleep(Duration::from_secs(2)).await;
+    }
+
+    // Ok(())  // unreachable
+}
diff --git a/src/tests/hackfest3/probe/probe-tfs/target/x86_64-unknown-linux-musl/release/tfsagent b/src/tests/hackfest3/probe/probe-tfs/target/x86_64-unknown-linux-musl/release/tfsagent
new file mode 100755
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diff --git a/src/tests/hackfest3/probe/probe-tfs/target/x86_64-unknown-linux-musl/release/tfsping b/src/tests/hackfest3/probe/probe-tfs/target/x86_64-unknown-linux-musl/release/tfsping
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diff --git a/src/tests/hackfest3/run_test_01_bootstrap.sh b/src/tests/hackfest3/run_test_01_bootstrap.sh
new file mode 100755
index 0000000000000000000000000000000000000000..8eb7e75dc8d2d964b447bb4eb78b15c79a7634d7
--- /dev/null
+++ b/src/tests/hackfest3/run_test_01_bootstrap.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# make sure to source the following scripts:
+# - my_deploy.sh
+# - tfs_runtime_env_vars.sh
+
+source tfs_runtime_env_vars.sh
+python -m pytest --verbose src/tests/hackfest3/tests/test_functional_bootstrap.py
+
+# To enable debugging use the following options
+#python -m pytest --verbose -o log_cli=true -o log_cli_level=DEBUG src/tests/hackfest3/tests/test_functional_bootstrap.py
+
diff --git a/src/tests/hackfest3/run_test_02_create_service.sh b/src/tests/hackfest3/run_test_02_create_service.sh
new file mode 100755
index 0000000000000000000000000000000000000000..50eb0732b364d0f560aafceae79b73662279cf05
--- /dev/null
+++ b/src/tests/hackfest3/run_test_02_create_service.sh
@@ -0,0 +1,20 @@
+#!/bin/bash
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+source tfs_runtime_env_vars.sh
+python -m pytest --verbose src/tests/hackfest3/tests/test_functional_create_service.py
+
+# To enable debugging use the following options
+#python -m pytest --verbose -o log_cli=true -o log_cli_level=DEBUG src/tests/hackfest3/tests/test_functional_create_service.py
diff --git a/src/tests/hackfest3/run_test_03_delete_service.sh b/src/tests/hackfest3/run_test_03_delete_service.sh
new file mode 100755
index 0000000000000000000000000000000000000000..15f6e02c76ffccb70c01d35433133e36e896905c
--- /dev/null
+++ b/src/tests/hackfest3/run_test_03_delete_service.sh
@@ -0,0 +1,20 @@
+#!/bin/bash
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+source tfs_runtime_env_vars.sh
+python -m pytest --verbose src/tests/hackfest3/tests/test_functional_delete_service.py
+
+# To enable debugging use the following options
+#python -m pytest --verbose -o log_cli=true -o log_cli_level=DEBUG src/tests/hackfest3/tests/test_functional_delete_service.py
diff --git a/src/tests/hackfest3/run_test_04_cleanup.sh b/src/tests/hackfest3/run_test_04_cleanup.sh
new file mode 100755
index 0000000000000000000000000000000000000000..db02155a80b002c01e896b580ee07caa65cb9db6
--- /dev/null
+++ b/src/tests/hackfest3/run_test_04_cleanup.sh
@@ -0,0 +1,20 @@
+#!/bin/bash
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+source tfs_runtime_env_vars.sh
+python -m pytest --verbose src/tests/hackfest3/tests/test_functional_cleanup.py
+
+# To enable debugging use the following options
+#python -m pytest --verbose -o log_cli=true -o log_cli_level=DEBUG src/tests/hackfest3/tests/test_functional_cleanup.py
diff --git a/src/tests/hackfest3/setup.sh b/src/tests/hackfest3/setup.sh
new file mode 100755
index 0000000000000000000000000000000000000000..0454f4b10286d05eeacc33c73c855906d0ab2c4f
--- /dev/null
+++ b/src/tests/hackfest3/setup.sh
@@ -0,0 +1,23 @@
+#! /bin/bash
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+export POD_NAME=$(kubectl get pods -n=tfs | grep device | awk '{print $1}')
+
+kubectl exec ${POD_NAME} -n=tfs -c=server -- rm -rf /root/p4
+kubectl exec ${POD_NAME} -n=tfs -c=server -- mkdir /root/p4
+
+kubectl cp src/tests/hackfest3/p4/p4info.txt tfs/${POD_NAME}:/root/p4 -c=server
+kubectl cp src/tests/hackfest3/p4/bmv2.json tfs/${POD_NAME}:/root/p4 -c=server
diff --git a/src/tests/hackfest3/tests/.gitignore b/src/tests/hackfest3/tests/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..76cb708d1b532c9b69166e55f36bcb912fd5e370
--- /dev/null
+++ b/src/tests/hackfest3/tests/.gitignore
@@ -0,0 +1,2 @@
+# Add here your files containing confidential testbed details such as IP addresses, ports, usernames, passwords, etc.
+Credentials.py
diff --git a/src/tests/hackfest3/tests/BuildDescriptors.py b/src/tests/hackfest3/tests/BuildDescriptors.py
new file mode 100644
index 0000000000000000000000000000000000000000..98b78863318a7ad682fc5f970d44d02240b45a26
--- /dev/null
+++ b/src/tests/hackfest3/tests/BuildDescriptors.py
@@ -0,0 +1,35 @@
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import copy, json, sys
+from .Objects import CONTEXTS, DEVICES, LINKS, TOPOLOGIES
+
+def main():
+    with open('tests/ofc22/descriptors_emulated.json', 'w', encoding='UTF-8') as f:
+        devices = []
+        for device,connect_rules in DEVICES:
+            device = copy.deepcopy(device)
+            device['device_config']['config_rules'].extend(connect_rules)
+            devices.append(device)
+
+        f.write(json.dumps({
+            'contexts': CONTEXTS,
+            'topologies': TOPOLOGIES,
+            'devices': devices,
+            'links': LINKS
+        }))
+    return 0
+
+if __name__ == '__main__':
+    sys.exit(main())
diff --git a/src/tests/hackfest3/tests/LoadDescriptors.py b/src/tests/hackfest3/tests/LoadDescriptors.py
new file mode 100644
index 0000000000000000000000000000000000000000..b232935f4675d718d55e67fe3a76012a39398dda
--- /dev/null
+++ b/src/tests/hackfest3/tests/LoadDescriptors.py
@@ -0,0 +1,40 @@
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import json, logging, sys
+from common.Settings import get_setting
+from context.client.ContextClient import ContextClient
+from common.proto.context_pb2 import Context, Device, Link, Topology
+from device.client.DeviceClient import DeviceClient
+
+LOGGER = logging.getLogger(__name__)
+LOGGER.setLevel(logging.DEBUG)
+
+def main():
+    context_client = ContextClient(
+        get_setting('CONTEXTSERVICE_SERVICE_HOST'), get_setting('CONTEXTSERVICE_SERVICE_PORT_GRPC'))
+    device_client  = DeviceClient(
+        get_setting('DEVICESERVICE_SERVICE_HOST'), get_setting('DEVICESERVICE_SERVICE_PORT_GRPC'))
+
+    with open('tests/ofc22/descriptors.json', 'r', encoding='UTF-8') as f:
+        descriptors = json.loads(f.read())
+
+    for context  in descriptors['contexts'  ]: context_client.SetContext (Context (**context ))
+    for topology in descriptors['topologies']: context_client.SetTopology(Topology(**topology))
+    for device   in descriptors['devices'   ]: device_client .AddDevice  (Device  (**device  ))
+    for link     in descriptors['links'     ]: context_client.SetLink    (Link    (**link    ))
+    return 0
+
+if __name__ == '__main__':
+    sys.exit(main())
diff --git a/src/tests/hackfest3/tests/Objects.py b/src/tests/hackfest3/tests/Objects.py
new file mode 100644
index 0000000000000000000000000000000000000000..942e1f4b12a9f4163d371ddbe5f87ac9f90055a9
--- /dev/null
+++ b/src/tests/hackfest3/tests/Objects.py
@@ -0,0 +1,291 @@
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import os
+from typing import Dict, List, Tuple
+from common.Constants import DEFAULT_CONTEXT_NAME, DEFAULT_TOPOLOGY_NAME
+from common.tools.object_factory.Context import json_context, json_context_id
+from common.tools.object_factory.Device import (
+    json_device_connect_rules, json_device_emulated_connect_rules, json_device_emulated_packet_router_disabled,
+    json_device_connect_rules, json_device_id, json_device_p4_disabled,
+    json_device_emulated_tapi_disabled, json_device_id, json_device_packetrouter_disabled, json_device_tapi_disabled)
+from common.tools.object_factory.Service import (
+    get_service_uuid, json_service_l3nm_planned,json_service_p4_planned)
+from common.tools.object_factory.ConfigRule import (
+    json_config_rule_set, json_config_rule_delete)
+from common.tools.object_factory.EndPoint import json_endpoint, json_endpoint_ids, json_endpoints, json_endpoint_id
+from common.tools.object_factory.EndPoint import json_endpoint_descriptor
+from common.tools.object_factory.Link import get_link_uuid, json_link, json_link_id
+from common.tools.object_factory.Topology import json_topology, json_topology_id
+from common.proto.kpi_sample_types_pb2 import KpiSampleType
+
+# ----- Context --------------------------------------------------------------------------------------------------------
+CONTEXT_ID = json_context_id(DEFAULT_CONTEXT_NAME)
+CONTEXT    = json_context(DEFAULT_CONTEXT_NAME)
+
+# ----- Topology -------------------------------------------------------------------------------------------------------
+TOPOLOGY_ID = json_topology_id(DEFAULT_TOPOLOGY_NAME, context_id=CONTEXT_ID)
+TOPOLOGY    = json_topology(DEFAULT_TOPOLOGY_NAME, context_id=CONTEXT_ID)
+
+# ----- Monitoring Samples ---------------------------------------------------------------------------------------------
+PACKET_PORT_SAMPLE_TYPES = [
+    KpiSampleType.KPISAMPLETYPE_PACKETS_TRANSMITTED,
+    KpiSampleType.KPISAMPLETYPE_PACKETS_RECEIVED,
+    KpiSampleType.KPISAMPLETYPE_BYTES_TRANSMITTED,
+    KpiSampleType.KPISAMPLETYPE_BYTES_RECEIVED,
+]
+
+# ----- Device Credentials and Settings --------------------------------------------------------------------------------
+
+
+# ----- Devices --------------------------------------------------------------------------------------------------------
+
+CUR_PATH = os.path.dirname(os.path.abspath(__file__))
+
+DEVICE_SW1_UUID             = 'SW1'
+DEVICE_SW1_TIMEOUT          = 60
+DEVICE_SW1_ID               = json_device_id(DEVICE_SW1_UUID)
+DEVICE_SW1                  = json_device_p4_disabled(DEVICE_SW1_UUID)
+
+DEVICE_SW1_DPID             = 1
+DEVICE_SW1_NAME             = DEVICE_SW1_UUID
+DEVICE_SW1_IP_ADDR          = '192.168.6.38'
+DEVICE_SW1_PORT             = '50001'
+DEVICE_SW1_VENDOR           = 'Open Networking Foundation'
+DEVICE_SW1_HW_VER           = 'BMv2 simple_switch'
+DEVICE_SW1_SW_VER           = 'Stratum'
+
+DEVICE_SW1_BIN_PATH         = '/root/p4/bmv2.json'
+DEVICE_SW1_INFO_PATH        = '/root/p4/p4info.txt'
+
+DEVICE_SW1_ENDPOINT_DEFS    = [json_endpoint_descriptor('1', 'port'),
+                               json_endpoint_descriptor('2', 'port'),
+                               json_endpoint_descriptor('3', 'port')]
+DEVICE_SW1_ENDPOINTS        = json_endpoints(DEVICE_SW1_ID, DEVICE_SW1_ENDPOINT_DEFS)
+DEVICE_SW1_ENDPOINT_IDS     = json_endpoint_ids(DEVICE_SW1_ID, DEVICE_SW1_ENDPOINT_DEFS)
+ENDPOINT_ID_SW1_1           = DEVICE_SW1_ENDPOINTS[0]['endpoint_id']
+ENDPOINT_ID_SW1_2           = DEVICE_SW1_ENDPOINTS[1]['endpoint_id']
+ENDPOINT_ID_SW1_3           = DEVICE_SW1_ENDPOINTS[2]['endpoint_id']
+
+DEVICE_SW1_CONNECT_RULES    = json_device_connect_rules(
+    DEVICE_SW1_IP_ADDR,
+    DEVICE_SW1_PORT,
+    {
+        'id':       DEVICE_SW1_DPID,
+        'name':     DEVICE_SW1_NAME,
+        'vendor':   DEVICE_SW1_VENDOR,
+        'hw_ver':   DEVICE_SW1_HW_VER,
+        'sw_ver':   DEVICE_SW1_SW_VER,
+        'timeout':  DEVICE_SW1_TIMEOUT,
+        'p4bin':    DEVICE_SW1_BIN_PATH,
+        'p4info':   DEVICE_SW1_INFO_PATH
+    }
+)
+
+DEVICE_SW2_UUID             = 'SW2'
+DEVICE_SW2_TIMEOUT          = 60
+DEVICE_SW2_ID               = json_device_id(DEVICE_SW2_UUID)
+DEVICE_SW2                  = json_device_p4_disabled(DEVICE_SW2_UUID)
+
+DEVICE_SW2_DPID             = 1
+DEVICE_SW2_NAME             = DEVICE_SW2_UUID
+DEVICE_SW2_IP_ADDR          = '192.168.6.38'
+DEVICE_SW2_PORT             = '50002'
+DEVICE_SW2_VENDOR           = 'Open Networking Foundation'
+DEVICE_SW2_HW_VER           = 'BMv2 simple_switch'
+DEVICE_SW2_SW_VER           = 'Stratum'
+
+DEVICE_SW2_BIN_PATH         = '/root/p4/bmv2.json'
+DEVICE_SW2_INFO_PATH        = '/root/p4/p4info.txt'
+
+DEVICE_SW2_ENDPOINT_DEFS    = [json_endpoint_descriptor('1', 'port'),
+                               json_endpoint_descriptor('2', 'port')]
+DEVICE_SW2_ENDPOINTS        = json_endpoints(DEVICE_SW2_ID, DEVICE_SW2_ENDPOINT_DEFS)
+DEVICE_SW2_ENDPOINT_IDS     = json_endpoint_ids(DEVICE_SW2_ID, DEVICE_SW2_ENDPOINT_DEFS)
+ENDPOINT_ID_SW2_1           = DEVICE_SW2_ENDPOINTS[0]['endpoint_id']
+ENDPOINT_ID_SW2_2           = DEVICE_SW2_ENDPOINTS[1]['endpoint_id']
+
+DEVICE_SW2_CONNECT_RULES    = json_device_connect_rules(
+    DEVICE_SW2_IP_ADDR,
+    DEVICE_SW2_PORT,
+    {
+        'id':       DEVICE_SW2_DPID,
+        'name':     DEVICE_SW2_NAME,
+        'vendor':   DEVICE_SW2_VENDOR,
+        'hw_ver':   DEVICE_SW2_HW_VER,
+        'sw_ver':   DEVICE_SW2_SW_VER,
+        'timeout':  DEVICE_SW2_TIMEOUT,
+        'p4bin':    DEVICE_SW2_BIN_PATH,
+        'p4info':   DEVICE_SW2_INFO_PATH
+    }
+)
+
+DEVICE_SW3_UUID             = 'SW3'
+DEVICE_SW3_TIMEOUT          = 60
+DEVICE_SW3_ID               = json_device_id(DEVICE_SW3_UUID)
+DEVICE_SW3                  = json_device_p4_disabled(DEVICE_SW3_UUID)
+
+DEVICE_SW3_DPID             = 1
+DEVICE_SW3_NAME             = DEVICE_SW3_UUID
+DEVICE_SW3_IP_ADDR          = '192.168.6.38'
+DEVICE_SW3_PORT             = '50003'
+DEVICE_SW3_VENDOR           = 'Open Networking Foundation'
+DEVICE_SW3_HW_VER           = 'BMv2 simple_switch'
+DEVICE_SW3_SW_VER           = 'Stratum'
+
+DEVICE_SW3_BIN_PATH         = '/root/p4/bmv2.json'
+DEVICE_SW3_INFO_PATH        = '/root/p4/p4info.txt'
+
+DEVICE_SW3_ENDPOINT_DEFS    = [json_endpoint_descriptor('1', 'port'),
+                               json_endpoint_descriptor('2', 'port')]
+DEVICE_SW3_ENDPOINTS        = json_endpoints(DEVICE_SW3_ID, DEVICE_SW3_ENDPOINT_DEFS)
+DEVICE_SW3_ENDPOINT_IDS     = json_endpoint_ids(DEVICE_SW3_ID, DEVICE_SW3_ENDPOINT_DEFS)
+ENDPOINT_ID_SW3_1           = DEVICE_SW3_ENDPOINTS[0]['endpoint_id']
+ENDPOINT_ID_SW3_2           = DEVICE_SW3_ENDPOINTS[1]['endpoint_id']
+
+DEVICE_SW3_CONNECT_RULES    = json_device_connect_rules(
+    DEVICE_SW3_IP_ADDR,
+    DEVICE_SW3_PORT,
+    {
+        'id':       DEVICE_SW3_DPID,
+        'name':     DEVICE_SW3_NAME,
+        'vendor':   DEVICE_SW3_VENDOR,
+        'hw_ver':   DEVICE_SW3_HW_VER,
+        'sw_ver':   DEVICE_SW3_SW_VER,
+        'timeout':  DEVICE_SW3_TIMEOUT,
+        'p4bin':    DEVICE_SW3_BIN_PATH,
+        'p4info':   DEVICE_SW3_INFO_PATH
+    }
+)
+
+DEVICE_SW4_UUID             = 'SW4'
+DEVICE_SW4_TIMEOUT          = 60
+DEVICE_SW4_ID               = json_device_id(DEVICE_SW4_UUID)
+DEVICE_SW4                  = json_device_p4_disabled(DEVICE_SW4_UUID)
+
+DEVICE_SW4_DPID             = 1
+DEVICE_SW4_NAME             = DEVICE_SW4_UUID
+DEVICE_SW4_IP_ADDR          = '192.168.6.38'
+DEVICE_SW4_PORT             = '50004'
+DEVICE_SW4_VENDOR           = 'Open Networking Foundation'
+DEVICE_SW4_HW_VER           = 'BMv2 simple_switch'
+DEVICE_SW4_SW_VER           = 'Stratum'
+
+DEVICE_SW4_BIN_PATH         = '/root/p4/bmv2.json'
+DEVICE_SW4_INFO_PATH        = '/root/p4/p4info.txt'
+
+DEVICE_SW4_ENDPOINT_DEFS    = [json_endpoint_descriptor('1', 'port'),
+                               json_endpoint_descriptor('2', 'port'),
+                               json_endpoint_descriptor('3', 'port')]
+DEVICE_SW4_ENDPOINTS        = json_endpoints(DEVICE_SW4_ID, DEVICE_SW4_ENDPOINT_DEFS)
+DEVICE_SW4_ENDPOINT_IDS     = json_endpoint_ids(DEVICE_SW4_ID, DEVICE_SW4_ENDPOINT_DEFS)
+ENDPOINT_ID_SW4_1           = DEVICE_SW4_ENDPOINTS[0]['endpoint_id']
+ENDPOINT_ID_SW4_2           = DEVICE_SW4_ENDPOINTS[1]['endpoint_id']
+ENDPOINT_ID_SW4_3           = DEVICE_SW4_ENDPOINTS[2]['endpoint_id']
+
+DEVICE_SW4_CONNECT_RULES    = json_device_connect_rules(
+    DEVICE_SW4_IP_ADDR,
+    DEVICE_SW4_PORT,
+    {
+        'id':       DEVICE_SW4_DPID,
+        'name':     DEVICE_SW4_NAME,
+        'vendor':   DEVICE_SW4_VENDOR,
+        'hw_ver':   DEVICE_SW4_HW_VER,
+        'sw_ver':   DEVICE_SW4_SW_VER,
+        'timeout':  DEVICE_SW4_TIMEOUT,
+        'p4bin':    DEVICE_SW4_BIN_PATH,
+        'p4info':   DEVICE_SW4_INFO_PATH
+    }
+)
+
+# ----- Links ----------------------------------------------------------------------------------------------------------
+
+# Leftmost links
+# SW1_1 - SW2_1
+LINK_SW1_SW2_UUID           = get_link_uuid(ENDPOINT_ID_SW1_1, ENDPOINT_ID_SW2_1)
+LINK_SW1_SW2_ID             = json_link_id(LINK_SW1_SW2_UUID)
+LINK_SW1_SW2                = json_link(LINK_SW1_SW2_UUID, [ENDPOINT_ID_SW1_1, ENDPOINT_ID_SW2_1])
+
+# SW2_1 - SW1_1
+LINK_SW2_SW1_UUID           = get_link_uuid(ENDPOINT_ID_SW2_1, ENDPOINT_ID_SW1_1)
+LINK_SW2_SW1_ID             = json_link_id(LINK_SW2_SW1_UUID)
+LINK_SW2_SW1                = json_link(LINK_SW2_SW1_UUID, [ENDPOINT_ID_SW2_1, ENDPOINT_ID_SW1_1])
+
+# SW1_2 - SW3_1
+LINK_SW1_SW3_UUID           = get_link_uuid(ENDPOINT_ID_SW1_2, ENDPOINT_ID_SW3_1)
+LINK_SW1_SW3_ID             = json_link_id(LINK_SW1_SW3_UUID)
+LINK_SW1_SW3                = json_link(LINK_SW1_SW3_UUID, [ENDPOINT_ID_SW1_2, ENDPOINT_ID_SW3_1])
+
+# SW3_1 - SW1_2
+LINK_SW3_SW1_UUID           = get_link_uuid(ENDPOINT_ID_SW3_1, ENDPOINT_ID_SW1_2)
+LINK_SW3_SW1_ID             = json_link_id(LINK_SW3_SW1_UUID)
+LINK_SW3_SW1                = json_link(LINK_SW3_SW1_UUID, [ENDPOINT_ID_SW3_1, ENDPOINT_ID_SW1_2])
+
+
+# Rightmost links
+# SW2_2 - SW4_1
+LINK_SW2_SW4_UUID           = get_link_uuid(ENDPOINT_ID_SW2_2, ENDPOINT_ID_SW4_1)
+LINK_SW2_SW4_ID             = json_link_id(LINK_SW2_SW4_UUID)
+LINK_SW2_SW4                = json_link(LINK_SW2_SW4_UUID, [ENDPOINT_ID_SW2_2, ENDPOINT_ID_SW4_1])
+
+# SW4_1 - SW2_2
+LINK_SW4_SW2_UUID           = get_link_uuid(ENDPOINT_ID_SW4_1, ENDPOINT_ID_SW2_2)
+LINK_SW4_SW2_ID             = json_link_id(LINK_SW4_SW2_UUID)
+LINK_SW4_SW2                = json_link(LINK_SW4_SW2_UUID, [ENDPOINT_ID_SW4_1, ENDPOINT_ID_SW2_2])
+
+# SW3_2 - SW4_2
+LINK_SW3_SW4_UUID           = get_link_uuid(ENDPOINT_ID_SW3_2, ENDPOINT_ID_SW4_2)
+LINK_SW3_SW4_ID             = json_link_id(LINK_SW3_SW4_UUID)
+LINK_SW3_SW4                = json_link(LINK_SW3_SW4_UUID, [ENDPOINT_ID_SW3_2, ENDPOINT_ID_SW4_2])
+
+# SW4_2 - SW3_2
+LINK_SW4_SW3_UUID           = get_link_uuid(ENDPOINT_ID_SW4_2, ENDPOINT_ID_SW3_2)
+LINK_SW4_SW3_ID             = json_link_id(LINK_SW4_SW3_UUID)
+LINK_SW4_SW3                = json_link(LINK_SW4_SW3_UUID, [ENDPOINT_ID_SW4_2, ENDPOINT_ID_SW3_2])
+
+# ----- Service ----------------------------------------------------------------------------------------------------------
+
+SERVICE_SW1_SW4_UUID          = get_service_uuid(ENDPOINT_ID_SW1_3, ENDPOINT_ID_SW4_3)
+SERVICE_SW1_SW4               = json_service_p4_planned(SERVICE_SW1_SW4_UUID)
+SERVICE_SW1_SW4_ENDPOINT_IDS  = [DEVICE_SW1_ENDPOINT_IDS[2], DEVICE_SW4_ENDPOINT_IDS[2]]
+
+# ----- Object Collections ---------------------------------------------------------------------------------------------
+
+CONTEXTS = [CONTEXT]
+TOPOLOGIES = [TOPOLOGY]
+
+DEVICES = [
+    (DEVICE_SW1, DEVICE_SW1_CONNECT_RULES, DEVICE_SW1_ENDPOINTS),
+    (DEVICE_SW2, DEVICE_SW2_CONNECT_RULES, DEVICE_SW2_ENDPOINTS),
+    (DEVICE_SW3, DEVICE_SW3_CONNECT_RULES, DEVICE_SW3_ENDPOINTS),
+    (DEVICE_SW4, DEVICE_SW4_CONNECT_RULES, DEVICE_SW4_ENDPOINTS),
+]
+
+LINKS = [
+    LINK_SW1_SW2,
+    LINK_SW2_SW1,
+
+    LINK_SW1_SW3,
+    LINK_SW3_SW1,
+
+    LINK_SW2_SW4,
+    LINK_SW4_SW2,
+
+    LINK_SW3_SW4,
+    LINK_SW4_SW3,
+] 
+
+SERVICES = [
+    (SERVICE_SW1_SW4, SERVICE_SW1_SW4_ENDPOINT_IDS),
+]
diff --git a/src/tests/hackfest3/tests/__init__.py b/src/tests/hackfest3/tests/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..1549d9811aa5d1c193a44ad45d0d7773236c0612
--- /dev/null
+++ b/src/tests/hackfest3/tests/__init__.py
@@ -0,0 +1,14 @@
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
diff --git a/src/tests/hackfest3/tests/test_functional_bootstrap.py b/src/tests/hackfest3/tests/test_functional_bootstrap.py
new file mode 100644
index 0000000000000000000000000000000000000000..97269217336986a6a143a4a7ef94bd8b0710e9b0
--- /dev/null
+++ b/src/tests/hackfest3/tests/test_functional_bootstrap.py
@@ -0,0 +1,119 @@
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import copy, logging, pytest
+from common.Settings import get_setting
+from common.tests.EventTools import EVENT_CREATE, EVENT_UPDATE, check_events
+from common.tools.object_factory.Context import json_context_id
+from common.tools.object_factory.Device import json_device_id
+from common.tools.object_factory.Link import json_link_id
+from common.tools.object_factory.Topology import json_topology_id
+from context.client.ContextClient import ContextClient
+from context.client.EventsCollector import EventsCollector
+from common.proto.context_pb2 import ConfigActionEnum, Context, ContextId, Device, Empty, Link, Topology, DeviceOperationalStatusEnum
+from device.client.DeviceClient import DeviceClient
+from .Objects import CONTEXT_ID, CONTEXTS, DEVICES, LINKS, TOPOLOGIES
+
+from common.tools.object_factory.ConfigRule import (
+    json_config_rule_set, json_config_rule_delete)
+
+
+LOGGER = logging.getLogger(__name__)
+LOGGER.setLevel(logging.DEBUG)
+
+@pytest.fixture(scope='session')
+def context_client():
+    _client = ContextClient(get_setting('CONTEXTSERVICE_SERVICE_HOST'), get_setting('CONTEXTSERVICE_SERVICE_PORT_GRPC'))
+    yield _client
+    _client.close()
+
+
+@pytest.fixture(scope='session')
+def device_client():
+    _client = DeviceClient(get_setting('DEVICESERVICE_SERVICE_HOST'), get_setting('DEVICESERVICE_SERVICE_PORT_GRPC'))
+    yield _client
+    _client.close()
+
+def test_prepare_scenario(context_client : ContextClient):  # pylint: disable=redefined-outer-name
+
+    # ----- Create Contexts and Topologies -----------------------------------------------------------------------------
+    for context in CONTEXTS:
+        context_uuid = context['context_id']['context_uuid']['uuid']
+        LOGGER.info('Adding Context {:s}'.format(context_uuid))
+        response = context_client.SetContext(Context(**context))
+        context_data = context_client.GetContext(response)
+        assert context_data.name == context_uuid
+
+    for topology in TOPOLOGIES:
+        context_uuid = topology['topology_id']['context_id']['context_uuid']['uuid']
+        topology_uuid = topology['topology_id']['topology_uuid']['uuid']
+        LOGGER.info('Adding Topology {:s}/{:s}'.format(context_uuid, topology_uuid))
+        response = context_client.SetTopology(Topology(**topology))
+#        assert response.context_id.context_uuid.uuid == context_uuid
+
+        topology_data = context_client.GetTopology(response)
+        assert topology_data.name == topology_uuid
+        context_id = json_context_id(context_uuid)
+
+
+def test_scenario_ready(context_client : ContextClient):  # pylint: disable=redefined-outer-name
+    # ----- List entities - Ensure scenario is ready -------------------------------------------------------------------
+    response = context_client.ListContexts(Empty())
+    assert len(response.contexts) == len(CONTEXTS)
+
+    response = context_client.ListTopologies(ContextId(**CONTEXT_ID))
+    assert len(response.topologies) == len(TOPOLOGIES)
+
+    response = context_client.ListDevices(Empty())
+    assert len(response.devices) == 0
+
+def test_devices_bootstraping(
+    context_client : ContextClient, device_client : DeviceClient):  # pylint: disable=redefined-outer-name
+
+    # ----- Create Devices ---------------------------------------------------------------
+    for device, connect_rules, endpoints, in DEVICES:
+        device_uuid = device['device_id']['device_uuid']['uuid']
+        LOGGER.info('Adding Device {:s}'.format(device_uuid))
+
+        device_p4_with_connect_rules = copy.deepcopy(device)
+        device_p4_with_connect_rules['device_config']['config_rules'].extend(connect_rules)
+        device_p4_with_connect_rules['device_operational_status'] = \
+            DeviceOperationalStatusEnum.DEVICEOPERATIONALSTATUS_ENABLED
+        response = device_client.AddDevice(Device(**device_p4_with_connect_rules))
+        
+        LOGGER.info('Adding Device {:s}'.format(device_uuid))
+        device_p4_with_endpoints = copy.deepcopy(device)
+        device_p4_with_endpoints['device_id']['device_uuid']['uuid'] = response.device_uuid.uuid
+        device_p4_with_endpoints['device_endpoints'].extend(endpoints)
+        for i in device_p4_with_endpoints['device_endpoints']:
+            i['endpoint_id']['device_id']['device_uuid']['uuid'] = response.device_uuid.uuid
+
+        LOGGER.info('Adding Endpoints {:s}'.format(device_uuid))
+        device_client.ConfigureDevice(Device(**device_p4_with_endpoints))
+
+    for link in LINKS:
+        link_uuid = link['link_id']['link_uuid']['uuid']
+        LOGGER.info('Adding Link {:s}'.format(link_uuid))
+        response = context_client.SetLink(Link(**link))
+
+def test_devices_bootstrapped(context_client : ContextClient):  # pylint: disable=redefined-outer-name
+    # ----- List entities - Ensure bevices are created -----------------------------------------------------------------
+    response = context_client.ListContexts(Empty())
+    assert len(response.contexts) == len(CONTEXTS)
+
+    response = context_client.ListTopologies(ContextId(**CONTEXT_ID))
+    assert len(response.topologies) == len(TOPOLOGIES)
+
+    response = context_client.ListDevices(Empty())
+    assert len(response.devices) == len(DEVICES)
diff --git a/src/tests/hackfest3/tests/test_functional_cleanup.py b/src/tests/hackfest3/tests/test_functional_cleanup.py
new file mode 100644
index 0000000000000000000000000000000000000000..0a87649a0355256bd6b82163a33e84147bfe8438
--- /dev/null
+++ b/src/tests/hackfest3/tests/test_functional_cleanup.py
@@ -0,0 +1,82 @@
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import copy, logging, pytest
+from common.Settings import get_setting
+from common.tests.EventTools import EVENT_REMOVE, check_events
+from common.tools.object_factory.Context import json_context_id
+from common.tools.object_factory.Device import json_device_id
+from common.tools.object_factory.Link import json_link_id
+from common.tools.object_factory.Topology import json_topology_id
+from context.client.ContextClient import ContextClient
+from context.client.EventsCollector import EventsCollector
+from common.proto.context_pb2 import ConfigActionEnum, ContextId, Device, DeviceId, Empty, Link, LinkId, TopologyId, DeviceOperationalStatusEnum
+from device.client.DeviceClient import DeviceClient
+from .Objects import CONTEXT_ID, CONTEXTS, DEVICES, LINKS, TOPOLOGIES
+
+LOGGER = logging.getLogger(__name__)
+LOGGER.setLevel(logging.DEBUG)
+
+
+@pytest.fixture(scope='session')
+def context_client():
+    _client = ContextClient(get_setting('CONTEXTSERVICE_SERVICE_HOST'), get_setting('CONTEXTSERVICE_SERVICE_PORT_GRPC'))
+    yield _client
+    _client.close()
+
+
+@pytest.fixture(scope='session')
+def device_client():
+    _client = DeviceClient(get_setting('DEVICESERVICE_SERVICE_HOST'), get_setting('DEVICESERVICE_SERVICE_PORT_GRPC'))
+    yield _client
+    _client.close()
+
+def test_scenario_cleanup(
+    context_client : ContextClient, device_client : DeviceClient):  # pylint: disable=redefined-outer-name
+
+    for link in LINKS:
+        link_uuid = link['link_id']['link_uuid']['uuid']
+        LOGGER.info('Removing Link {:s}'.format(link_uuid))
+        link_id = link['link_id']
+        context_client.RemoveLink(LinkId(**link_id))
+
+    # ----- Delete Devices and Validate Collected Events ---------------------------------------------------------------
+    for device, _, _ in DEVICES:
+
+        device_id = device['device_id']
+        device_uuid = device_id['device_uuid']['uuid']
+        LOGGER.info('Deleting Device {:s}'.format(device_uuid))
+        LOGGER.info("yes")
+        #device_client.DeleteDevice(DeviceId(**device_id))
+        context_client.RemoveDevice(DeviceId(**device_id))
+
+    response = context_client.ListDevices(Empty())
+    assert len(response.devices) == 0
+    
+
+    # ----- Delete Topologies and Validate Collected Events ------------------------------------------------------------
+    for topology in TOPOLOGIES:
+        topology_id = topology['topology_id']
+        context_uuid = topology_id['context_id']['context_uuid']['uuid']
+        topology_uuid = topology_id['topology_uuid']['uuid']
+        LOGGER.info('Deleting Topology {:s}/{:s}'.format(context_uuid, topology_uuid))
+        context_client.RemoveTopology(TopologyId(**topology_id))
+        context_id = json_context_id(context_uuid)
+
+    # ----- Delete Contexts and Validate Collected Events --------------------------------------------------------------
+    for context in CONTEXTS:
+        context_id = context['context_id']
+        context_uuid = context_id['context_uuid']['uuid']
+        LOGGER.info('Deleting Context {:s}'.format(context_uuid))
+        context_client.RemoveContext(ContextId(**context_id))
diff --git a/src/tests/hackfest3/tests/test_functional_create_service.py b/src/tests/hackfest3/tests/test_functional_create_service.py
new file mode 100644
index 0000000000000000000000000000000000000000..6c0a5049e0cf76e937512388ea1a9eb36b126e36
--- /dev/null
+++ b/src/tests/hackfest3/tests/test_functional_create_service.py
@@ -0,0 +1,65 @@
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import copy, logging, pytest
+from common.Settings import get_setting
+from common.tests.EventTools import EVENT_CREATE, EVENT_UPDATE, check_events
+from common.tools.object_factory.Context import json_context_id
+from common.tools.object_factory.Device import json_device_id
+from common.tools.object_factory.Service import json_service_id
+from common.tools.object_factory.Link import json_link_id
+from common.tools.object_factory.Topology import json_topology_id
+from context.client.ContextClient import ContextClient
+from context.client.EventsCollector import EventsCollector
+from common.proto.context_pb2 import Context, ContextId, Device, Empty, Link, Topology, Service, ServiceId
+from device.client.DeviceClient import DeviceClient
+from service.client.ServiceClient import ServiceClient
+from .Objects import CONTEXT_ID, CONTEXTS, DEVICES, LINKS, TOPOLOGIES, SERVICES
+from common.proto.context_pb2 import ConfigActionEnum, Device, DeviceId,\
+    DeviceOperationalStatusEnum
+
+LOGGER = logging.getLogger(__name__)
+LOGGER.setLevel(logging.DEBUG)
+
+@pytest.fixture(scope='session')
+def context_client():
+    _client = ContextClient(get_setting('CONTEXTSERVICE_SERVICE_HOST'), get_setting('CONTEXTSERVICE_SERVICE_PORT_GRPC'))
+    yield _client
+    _client.close()
+
+
+@pytest.fixture(scope='session')
+def device_client():
+    _client = DeviceClient(get_setting('DEVICESERVICE_SERVICE_HOST'), get_setting('DEVICESERVICE_SERVICE_PORT_GRPC'))
+    yield _client
+    _client.close()
+
+@pytest.fixture(scope='session')
+def service_client():
+    _client = ServiceClient(get_setting('SERVICESERVICE_SERVICE_HOST'), get_setting('SERVICESERVICE_SERVICE_PORT_GRPC'))
+    yield _client
+    _client.close()
+
+def test_rules_entry(
+    context_client : ContextClient, device_client : DeviceClient, service_client : ServiceClient):  # pylint: disable=redefined-outer-name
+
+    # ----- Create Services ---------------------------------------------------------------
+    for service, endpoints in SERVICES:
+        # Insert Service (table entries)
+        service_uuid = service['service_id']['service_uuid']['uuid']
+        print('Creating Service {:s}'.format(service_uuid))
+        service_p4 = copy.deepcopy(service)
+        service_client.CreateService(Service(**service_p4))
+        service_p4['service_endpoint_ids'].extend(endpoints)
+        service_client.UpdateService(Service(**service_p4))
diff --git a/src/tests/hackfest3/tests/test_functional_delete_service.py b/src/tests/hackfest3/tests/test_functional_delete_service.py
new file mode 100644
index 0000000000000000000000000000000000000000..c5821df4ccc1caa2a1d72ed98dbfcb82e9db21b1
--- /dev/null
+++ b/src/tests/hackfest3/tests/test_functional_delete_service.py
@@ -0,0 +1,62 @@
+# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import copy, logging, pytest
+from common.Settings import get_setting
+from common.tests.EventTools import EVENT_REMOVE, check_events
+from common.tools.object_factory.Context import json_context_id
+from common.tools.object_factory.Device import json_device_id
+from common.tools.object_factory.Service import json_service_id
+from common.tools.object_factory.Link import json_link_id
+from common.tools.object_factory.Topology import json_topology_id
+from context.client.ContextClient import ContextClient
+from context.client.EventsCollector import EventsCollector
+from common.proto.context_pb2 import ConfigActionEnum, ContextId, Device, DeviceId, Empty, LinkId, TopologyId, Service, ServiceId, DeviceOperationalStatusEnum
+from device.client.DeviceClient import DeviceClient
+from service.client.ServiceClient import ServiceClient
+from .Objects import CONTEXT_ID, CONTEXTS, DEVICES, LINKS, TOPOLOGIES, SERVICES
+
+LOGGER = logging.getLogger(__name__)
+LOGGER.setLevel(logging.DEBUG)
+
+
+@pytest.fixture(scope='session')
+def context_client():
+    _client = ContextClient(get_setting('CONTEXTSERVICE_SERVICE_HOST'), get_setting('CONTEXTSERVICE_SERVICE_PORT_GRPC'))
+    yield _client
+    _client.close()
+
+
+@pytest.fixture(scope='session')
+def device_client():
+    _client = DeviceClient(get_setting('DEVICESERVICE_SERVICE_HOST'), get_setting('DEVICESERVICE_SERVICE_PORT_GRPC'))
+    yield _client
+    _client.close()
+
+@pytest.fixture(scope='session')
+def service_client():
+    _client = ServiceClient(get_setting('SERVICESERVICE_SERVICE_HOST'), get_setting('SERVICESERVICE_SERVICE_PORT_GRPC'))
+    yield _client
+    _client.close()
+
+def test_rules_delete(
+    context_client : ContextClient, device_client : DeviceClient, service_client : ServiceClient):  # pylint: disable=redefined-outer-name
+
+    # ----- Create Services ---------------------------------------------------------------
+    for service, endpoints in SERVICES:
+        # Delete Service (table entries)
+        service_uuid = service['service_id']['service_uuid']['uuid']
+        print('Deleting Service {:s}'.format(service_uuid))
+        service_p4 = copy.deepcopy(service)
+        response = service_client.DeleteService(ServiceId(**json_service_id(service_uuid, CONTEXT_ID)))