PathComp component:

- initial skeleton (not functional)

manifests/pathcompservice.yaml

+# Copyright 2021-2023 H2020 TeraFlow (https://www.teraflow-h2020.eu/)
+#
+# 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.
+
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: pathcompservice
+spec:
+  selector:
+    matchLabels:
+      app: pathcompservice
+  template:
+    metadata:
+      labels:
+        app: pathcompservice
+    spec:
+      terminationGracePeriodSeconds: 5
+      containers:
+      - name: server
+        image: registry.gitlab.com/teraflow-h2020/controller/pathcomp:latest
+        imagePullPolicy: Always
+        ports:
+        - containerPort: 10020
+        env:
+        - name: LOG_LEVEL
+          value: "INFO"
+        readinessProbe:
+          exec:
+            command: ["/bin/grpc_health_probe", "-addr=:10020"]
+        livenessProbe:
+          exec:
+            command: ["/bin/grpc_health_probe", "-addr=:10020"]
+        resources:
+          requests:
+            cpu: 250m
+            memory: 512Mi
+          limits:
+            cpu: 700m
+            memory: 1024Mi
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: pathcompservice
+spec:
+  type: ClusterIP
+  selector:
+    app: pathcompservice
+  ports:
+  - name: grpc
+    protocol: TCP
+    port: 10020
+    targetPort: 10020

proto/pathcomp.proto

+// Copyright 2021-2023 H2020 TeraFlow (https://www.teraflow-h2020.eu/)
+//
+// 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.
+
+syntax = "proto3";
+package pathcomp;
+
+import "context.proto";
+
+service PathCompService {
+  rpc Compute(PathCompRequest) returns (PathCompReply) {}
+}
+
+message PathCompRequest {
+  repeated context.Service services = 1;
+}
+
+message PathCompReply {
+  repeated context.Connection connections = 1;
+}

scripts/report_coverage_pathcomp.sh

+#!/bin/bash
+# Copyright 2021-2023 H2020 TeraFlow (https://www.teraflow-h2020.eu/)
+#
+# 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.
+
+
+./report_coverage_all.sh | grep --color -E -i "^pathcomp/.*$|$"

scripts/run_tests_locally-pathcomp.sh

+#!/bin/bash
+# Copyright 2021-2023 H2020 TeraFlow (https://www.teraflow-h2020.eu/)
+#
+# 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.
+
+
+PROJECTDIR=`pwd`
+
+cd $PROJECTDIR/src
+RCFILE=$PROJECTDIR/coverage/.coveragerc
+
+# Run unitary tests and analyze coverage of code at same time
+
+# Useful flags for pytest:
+#-o log_cli=true -o log_file=service.log -o log_file_level=DEBUG
+
+coverage run --rcfile=$RCFILE --append -m pytest --log-level=INFO --verbose \
+    pathcomp/tests/test_unitary.py

scripts/run_tests_locally.sh

@@ -97,3 +97,6 @@ coverage run --rcfile=$RCFILE --append -m pytest --log-level=INFO --verbose \
 
 coverage run --rcfile=$RCFILE --append -m pytest --log-level=INFO --verbose \
     slice/tests/test_unitary.py
+
+coverage run --rcfile=$RCFILE --append -m pytest --log-level=INFO --verbose \
+    pathcomp/tests/test_unitary.py

src/common/Constants.py

@@ -46,6 +46,7 @@ class ServiceNameEnum(Enum):
     COMPUTE       = 'compute'
     CYBERSECURITY = 'cybersecurity'
     INTERDOMAIN   = 'interdomain'
+    PATHCOMP      = 'pathcomp'
 
 # Default gRPC service ports
 DEFAULT_SERVICE_GRPC_PORTS = {
@@ -60,6 +61,7 @@ DEFAULT_SERVICE_GRPC_PORTS = {
     ServiceNameEnum.COMPUTE      .value :  9090,
     ServiceNameEnum.CYBERSECURITY.value : 10000,
     ServiceNameEnum.INTERDOMAIN  .value : 10010,
+    ServiceNameEnum.PATHCOMP     .value : 10020,
 }
 
 # Default HTTP/REST-API service ports

src/common/tools/object_factory/Link.py

@@ -15,10 +15,10 @@
 import copy
 from typing import Dict, List
 
-def get_link_uuid(a_device_id : Dict, a_endpoint_id : Dict, z_device_id : Dict, z_endpoint_id : Dict) -> str:
+def get_link_uuid(a_endpoint_id : Dict, z_endpoint_id : Dict) -> str:
     return '{:s}/{:s}=={:s}/{:s}'.format(
-        a_device_id['device_uuid']['uuid'], a_endpoint_id['endpoint_uuid']['uuid'],
-        z_device_id['device_uuid']['uuid'], z_endpoint_id['endpoint_uuid']['uuid'])
+        a_endpoint_id['device_id']['device_uuid']['uuid'], a_endpoint_id['endpoint_uuid']['uuid'],
+        a_endpoint_id['device_id']['device_uuid']['uuid'], z_endpoint_id['endpoint_uuid']['uuid'])
 
 def json_link_id(link_uuid : str):
     return {'link_uuid': {'uuid': link_uuid}}

src/common/tools/object_factory/Service.py

@@ -18,6 +18,11 @@ from common.Constants import DEFAULT_CONTEXT_UUID
 from common.tools.object_factory.Context import json_context_id
 from context.proto.context_pb2 import ServiceStatusEnum, ServiceTypeEnum
 
+def get_service_uuid(a_endpoint_id : Dict, z_endpoint_id : Dict) -> str:
+    return 'svc:{:s}/{:s}=={:s}/{:s}'.format(
+        a_endpoint_id['device_id']['device_uuid']['uuid'], a_endpoint_id['endpoint_uuid']['uuid'],
+        a_endpoint_id['device_id']['device_uuid']['uuid'], z_endpoint_id['endpoint_uuid']['uuid'])
+
 def json_service_id(service_uuid : str, context_id : Optional[Dict] = None):
     result = {'service_uuid': {'uuid': service_uuid}}
     if context_id is not None: result['context_id'] = copy.deepcopy(context_id)

src/pathcomp/.gitlab-ci.yml

+# Copyright 2021-2023 H2020 TeraFlow (https://www.teraflow-h2020.eu/)
+#
+# 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, tag and push the Docker image to the GitLab registry
+build pathcomp:
+  variables:
+    IMAGE_NAME: 'pathcomp' # name of the microservice
+    IMAGE_TAG: 'latest' # tag of the container image (production, development, etc)
+  stage: build
+  before_script:
+    - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
+  script:
+    - docker build -t "$IMAGE_NAME:$IMAGE_TAG" -f ./src/$IMAGE_NAME/Dockerfile ./src/
+    - docker tag "$IMAGE_NAME:$IMAGE_TAG" "$CI_REGISTRY_IMAGE/$IMAGE_NAME:$IMAGE_TAG"
+    - docker push "$CI_REGISTRY_IMAGE/$IMAGE_NAME:$IMAGE_TAG"
+  after_script:
+    - docker images --filter="dangling=true" --quiet | xargs -r docker rmi
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "merge_request_event" && ($CI_MERGE_REQUEST_TARGET_BRANCH_NAME == "develop" || $CI_MERGE_REQUEST_TARGET_BRANCH_NAME == $CI_DEFAULT_BRANCH)'
+    - if: '$CI_PIPELINE_SOURCE == "push" && $CI_COMMIT_BRANCH == "develop"' 
+    - changes:
+      - src/$IMAGE_NAME/**/*.{py,in,yml}
+      - src/$IMAGE_NAME/Dockerfile
+      - src/$IMAGE_NAME/tests/*.py
+      - manifests/${IMAGE_NAME}service.yaml
+      - .gitlab-ci.yml
+
+# Apply unit test to the component
+unit test pathcomp:
+  variables:
+    IMAGE_NAME: 'pathcomp' # name of the microservice
+    IMAGE_TAG: 'latest' # tag of the container image (production, development, etc)
+  stage: unit_test
+  needs:
+    - build pathcomp
+  before_script:
+    - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
+    - if docker network list | grep teraflowbridge; then echo "teraflowbridge is already created"; else docker network create -d bridge teraflowbridge; fi
+    - if docker container ls | grep $IMAGE_NAME; then docker rm -f $IMAGE_NAME; else echo "$IMAGE_NAME image is not in the system"; fi
+  script:
+    - docker pull "$CI_REGISTRY_IMAGE/$IMAGE_NAME:$IMAGE_TAG"
+    - docker run --name $IMAGE_NAME -d -p 3030:3030 -v "$PWD/src/$IMAGE_NAME/tests:/opt/results" --network=teraflowbridge $CI_REGISTRY_IMAGE/$IMAGE_NAME:$IMAGE_TAG
+    - sleep 5
+    - docker ps -a
+    - docker logs $IMAGE_NAME
+    - docker exec -i $IMAGE_NAME bash -c "coverage run -m pytest --log-level=INFO --verbose $IMAGE_NAME/tests/test_unitary.py --junitxml=/opt/results/${IMAGE_NAME}_report.xml"
+    - docker exec -i $IMAGE_NAME bash -c "coverage report --include='${IMAGE_NAME}/*' --show-missing"
+  coverage: '/TOTAL\s+\d+\s+\d+\s+(\d+%)/'
+  after_script:
+    - docker rm -f $IMAGE_NAME
+    - docker network rm teraflowbridge
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "merge_request_event" && ($CI_MERGE_REQUEST_TARGET_BRANCH_NAME == "develop" || $CI_MERGE_REQUEST_TARGET_BRANCH_NAME == $CI_DEFAULT_BRANCH)'
+    - if: '$CI_PIPELINE_SOURCE == "push" && $CI_COMMIT_BRANCH == "develop"' 
+    - changes:
+      - src/$IMAGE_NAME/**/*.{py,in,yml}
+      - src/$IMAGE_NAME/Dockerfile
+      - src/$IMAGE_NAME/tests/*.py
+      - src/$IMAGE_NAME/tests/Dockerfile
+      - manifests/${IMAGE_NAME}service.yaml
+      - .gitlab-ci.yml
+  artifacts:
+      when: always
+      reports:
+        junit: src/$IMAGE_NAME/tests/${IMAGE_NAME}_report.xml
+
+# Deployment of the service in Kubernetes Cluster
+deploy pathcomp:
+  variables:
+    IMAGE_NAME: 'pathcomp' # name of the microservice
+    IMAGE_TAG: 'latest' # tag of the container image (production, development, etc)
+  stage: deploy
+  needs:
+    - unit test pathcomp
+    # - integ_test execute
+  script:
+    - 'sed -i "s/$IMAGE_NAME:.*/$IMAGE_NAME:$IMAGE_TAG/" manifests/${IMAGE_NAME}service.yaml'
+    - kubectl version
+    - kubectl get all
+    - kubectl apply -f "manifests/${IMAGE_NAME}service.yaml"
+    - kubectl get all
+  # environment:
+  #   name: test
+  #   url: https://example.com
+  #   kubernetes:
+  #     namespace: test
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "merge_request_event" && ($CI_MERGE_REQUEST_TARGET_BRANCH_NAME == "develop" || $CI_MERGE_REQUEST_TARGET_BRANCH_NAME == $CI_DEFAULT_BRANCH)'
+      when: manual    
+    - if: '$CI_PIPELINE_SOURCE == "push" && $CI_COMMIT_BRANCH == "develop"'
+      when: manual

src/pathcomp/Config.py

+# Copyright 2021-2023 H2020 TeraFlow (https://www.teraflow-h2020.eu/)
+#
+# 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.
+

src/pathcomp/Dockerfile

+# Copyright 2021-2023 H2020 TeraFlow (https://www.teraflow-h2020.eu/)
+#
+# 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.
+
+FROM python:3-slim
+
+# Install dependencies
+RUN apt-get --yes --quiet --quiet update && \
+    apt-get --yes --quiet --quiet install wget g++ && \
+    rm -rf /var/lib/apt/lists/*
+
+# Set Python to show logs as they occur
+ENV PYTHONUNBUFFERED=0
+
+# Download the gRPC health probe
+RUN GRPC_HEALTH_PROBE_VERSION=v0.2.0 && \
+    wget -qO/bin/grpc_health_probe https://github.com/grpc-ecosystem/grpc-health-probe/releases/download/${GRPC_HEALTH_PROBE_VERSION}/grpc_health_probe-linux-amd64 && \
+    chmod +x /bin/grpc_health_probe
+
+# Get generic Python packages
+RUN python3 -m pip install --upgrade pip setuptools wheel pip-tools
+
+# Set working directory
+WORKDIR /var/teraflow
+
+# Create module sub-folders
+RUN mkdir -p /var/teraflow/pathcomp
+
+# Get Python packages per module
+COPY pathcomp/requirements.in pathcomp/requirements.in
+RUN pip-compile --output-file=pathcomp/requirements.txt pathcomp/requirements.in
+RUN python3 -m pip install -r pathcomp/requirements.txt
+
+# Add files into working directory
+COPY common/. common
+COPY context/. context
+COPY pathcomp/. pathcomp
+
+# Start service service
+ENTRYPOINT ["python", "-m", "pathcomp.service"]

src/pathcomp/__init__.py

+# Copyright 2021-2023 H2020 TeraFlow (https://www.teraflow-h2020.eu/)
+#
+# 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.
+

src/pathcomp/client/PathCompClient.py

+# Copyright 2021-2023 H2020 TeraFlow (https://www.teraflow-h2020.eu/)
+#
+# 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 grpc, logging
+from common.Constants import ServiceNameEnum
+from common.Settings import get_service_host, get_service_port_grpc
+from common.tools.client.RetryDecorator import retry, delay_exponential
+from common.tools.grpc.Tools import grpc_message_to_json_string
+from pathcomp.proto.pathcomp_pb2 import PathCompReply, PathCompRequest
+from pathcomp.proto.pathcomp_pb2_grpc import PathCompServiceStub
+
+LOGGER = logging.getLogger(__name__)
+MAX_RETRIES = 15
+DELAY_FUNCTION = delay_exponential(initial=0.01, increment=2.0, maximum=5.0)
+RETRY_DECORATOR = retry(max_retries=MAX_RETRIES, delay_function=DELAY_FUNCTION, prepare_method_name='connect')
+
+class PathCompClient:
+    def __init__(self, host=None, port=None):
+        if not host: host = get_service_host(ServiceNameEnum.PATHCOMP)
+        if not port: port = get_service_port_grpc(ServiceNameEnum.PATHCOMP)
+        self.endpoint = '{:s}:{:s}'.format(str(host), str(port))
+        LOGGER.debug('Creating channel to {:s}...'.format(str(self.endpoint)))
+        self.channel = None
+        self.stub = None
+        self.connect()
+        LOGGER.debug('Channel created')
+
+    def connect(self):
+        self.channel = grpc.insecure_channel(self.endpoint)
+        self.stub = PathCompServiceStub(self.channel)
+
+    def close(self):
+        if self.channel is not None: self.channel.close()
+        self.channel = None
+        self.stub = None
+
+    @RETRY_DECORATOR
+    def Compute(self, request : PathCompRequest) -> PathCompReply:
+        LOGGER.debug('Compute request: {:s}'.format(grpc_message_to_json_string(request)))
+        response = self.stub.Compute(request)
+        LOGGER.debug('Compute result: {:s}'.format(grpc_message_to_json_string(response)))
+        return response

src/pathcomp/client/__init__.py

+# Copyright 2021-2023 H2020 TeraFlow (https://www.teraflow-h2020.eu/)
+#
+# 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.
+

src/pathcomp/genproto.sh

+#!/bin/bash -eu
+#
+# Copyright 2021-2023 H2020 TeraFlow (https://www.teraflow-h2020.eu/)
+#
+# 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 folder containing the script the root folder for its execution
+cd $(dirname $0)
+
+rm -rf proto/*.py
+rm -rf proto/__pycache__
+tee proto/__init__.py << EOF > /dev/null
+# Copyright 2021-2023 H2020 TeraFlow (https://www.teraflow-h2020.eu/)
+#
+# 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.
+
+EOF
+
+python -m grpc_tools.protoc -I../../proto --python_out=proto --grpc_python_out=proto context.proto
+python -m grpc_tools.protoc -I../../proto --python_out=proto --grpc_python_out=proto kpi_sample_types.proto
+python -m grpc_tools.protoc -I../../proto --python_out=proto --grpc_python_out=proto pathcomp.proto
+
+rm proto/context_pb2_grpc.py
+rm proto/kpi_sample_types_pb2_grpc.py
+
+sed -i -E 's/(import\ .*)_pb2/from . \1_pb2/g' proto/context_pb2.py
+sed -i -E 's/(import\ .*)_pb2/from . \1_pb2/g' proto/kpi_sample_types_pb2.py
+sed -i -E 's/(import\ .*)_pb2/from . \1_pb2/g' proto/pathcomp_pb2.py
+sed -i -E 's/(import\ .*)_pb2/from . \1_pb2/g' proto/pathcomp_pb2_grpc.py

src/pathcomp/proto/__init__.py

+# Copyright 2021-2023 H2020 TeraFlow (https://www.teraflow-h2020.eu/)
+#
+# 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.
+

src/pathcomp/proto/kpi_sample_types_pb2.py

+# -*- coding: utf-8 -*-
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: kpi_sample_types.proto
+"""Generated protocol buffer code."""
+from google.protobuf.internal import enum_type_wrapper
+from google.protobuf import descriptor as _descriptor
+from google.protobuf import message as _message
+from google.protobuf import reflection as _reflection
+from google.protobuf import symbol_database as _symbol_database
+# @@protoc_insertion_point(imports)
+
+_sym_db = _symbol_database.Default()
+
+
+
+
+DESCRIPTOR = _descriptor.FileDescriptor(
+  name='kpi_sample_types.proto',
+  package='kpi_sample_types',
+  syntax='proto3',
+  serialized_options=None,
+  create_key=_descriptor._internal_create_key,
+  serialized_pb=b'\n\x16kpi_sample_types.proto\x12\x10kpi_sample_types*\xbe\x01\n\rKpiSampleType\x12\x19\n\x15KPISAMPLETYPE_UNKNOWN\x10\x00\x12%\n!KPISAMPLETYPE_PACKETS_TRANSMITTED\x10\x65\x12\"\n\x1eKPISAMPLETYPE_PACKETS_RECEIVED\x10\x66\x12$\n\x1fKPISAMPLETYPE_BYTES_TRANSMITTED\x10\xc9\x01\x12!\n\x1cKPISAMPLETYPE_BYTES_RECEIVED\x10\xca\x01\x62\x06proto3'
+)
+
+_KPISAMPLETYPE = _descriptor.EnumDescriptor(
+  name='KpiSampleType',
+  full_name='kpi_sample_types.KpiSampleType',
+  filename=None,
+  file=DESCRIPTOR,
+  create_key=_descriptor._internal_create_key,
+  values=[
+    _descriptor.EnumValueDescriptor(
+      name='KPISAMPLETYPE_UNKNOWN', index=0, number=0,
+      serialized_options=None,
+      type=None,
+      create_key=_descriptor._internal_create_key),
+    _descriptor.EnumValueDescriptor(
+      name='KPISAMPLETYPE_PACKETS_TRANSMITTED', index=1, number=101,
+      serialized_options=None,
+      type=None,
+      create_key=_descriptor._internal_create_key),
+    _descriptor.EnumValueDescriptor(
+      name='KPISAMPLETYPE_PACKETS_RECEIVED', index=2, number=102,
+      serialized_options=None,
+      type=None,
+      create_key=_descriptor._internal_create_key),
+    _descriptor.EnumValueDescriptor(
+      name='KPISAMPLETYPE_BYTES_TRANSMITTED', index=3, number=201,
+      serialized_options=None,
+      type=None,
+      create_key=_descriptor._internal_create_key),
+    _descriptor.EnumValueDescriptor(
+      name='KPISAMPLETYPE_BYTES_RECEIVED', index=4, number=202,
+      serialized_options=None,
+      type=None,
+      create_key=_descriptor._internal_create_key),
+  ],
+  containing_type=None,
+  serialized_options=None,
+  serialized_start=45,
+  serialized_end=235,
+)
+_sym_db.RegisterEnumDescriptor(_KPISAMPLETYPE)
+
+KpiSampleType = enum_type_wrapper.EnumTypeWrapper(_KPISAMPLETYPE)
+KPISAMPLETYPE_UNKNOWN = 0
+KPISAMPLETYPE_PACKETS_TRANSMITTED = 101
+KPISAMPLETYPE_PACKETS_RECEIVED = 102
+KPISAMPLETYPE_BYTES_TRANSMITTED = 201
+KPISAMPLETYPE_BYTES_RECEIVED = 202
+
+
+DESCRIPTOR.enum_types_by_name['KpiSampleType'] = _KPISAMPLETYPE
+_sym_db.RegisterFileDescriptor(DESCRIPTOR)
+
+
+# @@protoc_insertion_point(module_scope)

src/pathcomp/proto/pathcomp_pb2.py

+# -*- coding: utf-8 -*-
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: pathcomp.proto
+"""Generated protocol buffer code."""
+from google.protobuf import descriptor as _descriptor
+from google.protobuf import message as _message
+from google.protobuf import reflection as _reflection
+from google.protobuf import symbol_database as _symbol_database
+# @@protoc_insertion_point(imports)
+
+_sym_db = _symbol_database.Default()
+
+
+from . import context_pb2 as context__pb2
+
+
+DESCRIPTOR = _descriptor.FileDescriptor(
+  name='pathcomp.proto',
+  package='pathcomp',
+  syntax='proto3',
+  serialized_options=None,
+  create_key=_descriptor._internal_create_key,
+  serialized_pb=b'\n\x0epathcomp.proto\x12\x08pathcomp\x1a\rcontext.proto\"5\n\x0fPathCompRequest\x12\"\n\x08services\x18\x01 \x03(\x0b\x32\x10.context.Service\"9\n\rPathCompReply\x12(\n\x0b\x63onnections\x18\x01 \x03(\x0b\x32\x13.context.Connection2R\n\x0fPathCompService\x12?\n\x07\x43ompute\x12\x19.pathcomp.PathCompRequest\x1a\x17.pathcomp.PathCompReply\"\x00\x62\x06proto3'
+  ,
+  dependencies=[context__pb2.DESCRIPTOR,])
+
+
+
+
+_PATHCOMPREQUEST = _descriptor.Descriptor(
+  name='PathCompRequest',
+  full_name='pathcomp.PathCompRequest',
+  filename=None,
+  file=DESCRIPTOR,
+  containing_type=None,
+  create_key=_descriptor._internal_create_key,
+  fields=[
+    _descriptor.FieldDescriptor(
+      name='services', full_name='pathcomp.PathCompRequest.services', index=0,
+      number=1, type=11, cpp_type=10, label=3,
+      has_default_value=False, default_value=[],
+      message_type=None, enum_type=None, containing_type=None,
+      is_extension=False, extension_scope=None,
+      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
+  ],
+  extensions=[
+  ],
+  nested_types=[],
+  enum_types=[
+  ],
+  serialized_options=None,
+  is_extendable=False,
+  syntax='proto3',
+  extension_ranges=[],
+  oneofs=[
+  ],
+  serialized_start=43,
+  serialized_end=96,
+)
+
+
+_PATHCOMPREPLY = _descriptor.Descriptor(
+  name='PathCompReply',
+  full_name='pathcomp.PathCompReply',
+  filename=None,
+  file=DESCRIPTOR,
+  containing_type=None,
+  create_key=_descriptor._internal_create_key,
+  fields=[
+    _descriptor.FieldDescriptor(
+      name='connections', full_name='pathcomp.PathCompReply.connections', index=0,
+      number=1, type=11, cpp_type=10, label=3,
+      has_default_value=False, default_value=[],
+      message_type=None, enum_type=None, containing_type=None,
+      is_extension=False, extension_scope=None,
+      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
+  ],
+  extensions=[
+  ],
+  nested_types=[],
+  enum_types=[
+  ],
+  serialized_options=None,
+  is_extendable=False,
+  syntax='proto3',
+  extension_ranges=[],
+  oneofs=[
+  ],
+  serialized_start=98,
+  serialized_end=155,
+)
+
+_PATHCOMPREQUEST.fields_by_name['services'].message_type = context__pb2._SERVICE
+_PATHCOMPREPLY.fields_by_name['connections'].message_type = context__pb2._CONNECTION
+DESCRIPTOR.message_types_by_name['PathCompRequest'] = _PATHCOMPREQUEST
+DESCRIPTOR.message_types_by_name['PathCompReply'] = _PATHCOMPREPLY
+_sym_db.RegisterFileDescriptor(DESCRIPTOR)
+
+PathCompRequest = _reflection.GeneratedProtocolMessageType('PathCompRequest', (_message.Message,), {
+  'DESCRIPTOR' : _PATHCOMPREQUEST,
+  '__module__' : 'pathcomp_pb2'
+  # @@protoc_insertion_point(class_scope:pathcomp.PathCompRequest)
+  })
+_sym_db.RegisterMessage(PathCompRequest)
+
+PathCompReply = _reflection.GeneratedProtocolMessageType('PathCompReply', (_message.Message,), {
+  'DESCRIPTOR' : _PATHCOMPREPLY,
+  '__module__' : 'pathcomp_pb2'
+  # @@protoc_insertion_point(class_scope:pathcomp.PathCompReply)
+  })
+_sym_db.RegisterMessage(PathCompReply)
+
+
+
+_PATHCOMPSERVICE = _descriptor.ServiceDescriptor(
+  name='PathCompService',
+  full_name='pathcomp.PathCompService',
+  file=DESCRIPTOR,
+  index=0,
+  serialized_options=None,
+  create_key=_descriptor._internal_create_key,
+  serialized_start=157,
+  serialized_end=239,
+  methods=[
+  _descriptor.MethodDescriptor(
+    name='Compute',
+    full_name='pathcomp.PathCompService.Compute',
+    index=0,
+    containing_service=None,
+    input_type=_PATHCOMPREQUEST,
+    output_type=_PATHCOMPREPLY,
+    serialized_options=None,
+    create_key=_descriptor._internal_create_key,
+  ),
+])
+_sym_db.RegisterServiceDescriptor(_PATHCOMPSERVICE)
+
+DESCRIPTOR.services_by_name['PathCompService'] = _PATHCOMPSERVICE
+
+# @@protoc_insertion_point(module_scope)

src/pathcomp/proto/pathcomp_pb2_grpc.py

+# Generated by the gRPC Python protocol compiler plugin. DO NOT EDIT!
+"""Client and server classes corresponding to protobuf-defined services."""
+import grpc
+
+from . import pathcomp_pb2 as pathcomp__pb2
+
+
+class PathCompServiceStub(object):
+    """Missing associated documentation comment in .proto file."""
+
+    def __init__(self, channel):
+        """Constructor.
+
+        Args:
+            channel: A grpc.Channel.
+        """
+        self.Compute = channel.unary_unary(
+                '/pathcomp.PathCompService/Compute',
+                request_serializer=pathcomp__pb2.PathCompRequest.SerializeToString,
+                response_deserializer=pathcomp__pb2.PathCompReply.FromString,
+                )
+
+
+class PathCompServiceServicer(object):
+    """Missing associated documentation comment in .proto file."""
+
+    def Compute(self, request, context):
+        """Missing associated documentation comment in .proto file."""
+        context.set_code(grpc.StatusCode.UNIMPLEMENTED)
+        context.set_details('Method not implemented!')
+        raise NotImplementedError('Method not implemented!')
+
+
+def add_PathCompServiceServicer_to_server(servicer, server):
+    rpc_method_handlers = {
+            'Compute': grpc.unary_unary_rpc_method_handler(
+                    servicer.Compute,
+                    request_deserializer=pathcomp__pb2.PathCompRequest.FromString,
+                    response_serializer=pathcomp__pb2.PathCompReply.SerializeToString,
+            ),
+    }
+    generic_handler = grpc.method_handlers_generic_handler(
+            'pathcomp.PathCompService', rpc_method_handlers)
+    server.add_generic_rpc_handlers((generic_handler,))
+
+
+ # This class is part of an EXPERIMENTAL API.
+class PathCompService(object):
+    """Missing associated documentation comment in .proto file."""
+
+    @staticmethod
+    def Compute(request,
+            target,
+            options=(),
+            channel_credentials=None,
+            call_credentials=None,
+            insecure=False,
+            compression=None,
+            wait_for_ready=None,
+            timeout=None,
+            metadata=None):
+        return grpc.experimental.unary_unary(request, target, '/pathcomp.PathCompService/Compute',
+            pathcomp__pb2.PathCompRequest.SerializeToString,
+            pathcomp__pb2.PathCompReply.FromString,
+            options, channel_credentials,
+            insecure, call_credentials, compression, wait_for_ready, timeout, metadata)