feat: initial version of service handler added

src/service/service/service_handlers/l3slice_ietfslice/ConfigRules.py

+# Copyright 2022-2024 ETSI SDG TeraFlowSDN (TFS) (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.
+
+from typing import Dict, List, Tuple
+
+from common.proto.context_pb2 import Link
+from common.tools.object_factory.ConfigRule import (
+    json_config_rule_delete,
+    json_config_rule_set,
+)
+from context.client.ContextClient import ContextClient
+from service.service.service_handler_api.AnyTreeTools import TreeNode
+
+
+def setup_config_rules(service_uuid: str, json_settings: Dict) -> List[Dict]:
+    operation_type: str = json_settings["operation_type"]
+    src_node_id: str = json_settings["src_node_id"]
+    src_mgmt_ip_address: str = json_settings["src_mgmt_ip_address"]
+    src_ac_node_id: str = json_settings["src_ac_node_id"]
+    src_ac_ep_id: str = json_settings["src_ac_ep_id"]
+    src_vlan: str = json_settings["src_vlan"]
+    dst_node_id: str = json_settings["dst_node_id"]
+    dst_mgmt_ip_address: str = json_settings["dst_mgmt_ip_address"]
+    dst_ac_node_id: str = json_settings["dst_ac_node_id"]
+    dst_ac_ep_id: str = json_settings["dst_ac_ep_id"]
+    dst_vlan: str = json_settings["dst_vlan"]
+    slice_id: str = json_settings["slice_id"]
+    delay: str = json_settings["delay"]
+    bandwidth: str = json_settings["bandwidth"]
+    packet_loss: str = json_settings["packet_loss"]
+
+    sdps = [
+        {
+            "id": "1",
+            "node-id": src_node_id,
+            "sdp-ip-address": [src_mgmt_ip_address],
+            "service-match-criteria": {
+                "match-criterion": [
+                    {
+                        "index": 1,
+                        "match-type": [
+                            {
+                                "type": "ietf-network-slice-service:vlan",
+                                "value": [src_vlan],
+                            },
+                        ],
+                        "target-connection-group-id": "line1",
+                    }
+                ]
+            },
+            "attachment-circuits": {
+                "attachment-circuit": [
+                    {
+                        "id": "0",
+                        "description": "dsc",
+                        "ac-node-id": src_ac_node_id,
+                        "ac-tp-id": src_ac_ep_id,
+                    }
+                ]
+            },
+        },
+        {
+            "id": "2",
+            "node-id": dst_node_id,
+            "sdp-ip-address": [dst_mgmt_ip_address],
+            "service-match-criteria": {
+                "match-criterion": [
+                    {
+                        "index": 1,
+                        "match-type": [
+                            {
+                                "type": "ietf-network-slice-service:vlan",
+                                "value": [dst_vlan],
+                            },
+                        ],
+                        "target-connection-group-id": "line1",
+                    }
+                ]
+            },
+            "attachment-circuits": {
+                "attachment-circuit": [
+                    {
+                        "id": "0",
+                        "description": "dsc",
+                        "ac-node-id": dst_ac_node_id,
+                        "ac-tp-id": dst_ac_ep_id,
+                    }
+                ]
+            },
+        },
+    ]
+
+    connection_groups = [
+        {
+            "id": "line1",
+            "connectivity-type": "point-to-point",
+            "connectivity-construct": [
+                {
+                    "id": 1,
+                    "p2mp-sender-sdp": "1",
+                    "p2mp-receiver-sdp": ["2"],
+                    "service-slo-sle-policy": {
+                        "slo-policy": {
+                            "metric-bound": [
+                                {
+                                    "metric-type": "ietf-network-slice-service:one-way-delay-maximum",
+                                    "metric-unit": "milliseconds",
+                                    "bound": delay,
+                                },
+                                {
+                                    "metric-type": "ietf-network-slice-service:one-way-bandwidth",
+                                    "metric-unit": "Mbps",
+                                    "bound": bandwidth,
+                                },
+                                {
+                                    "metric-type": "ietf-network-slice-service:two-way-packet-loss",
+                                    "metric-unit": "percentage",
+                                    "percentile-value": packet_loss,
+                                },
+                            ]
+                        }
+                    },
+                },
+                {
+                    "id": 2,
+                    "p2mp-sender-sdp": "2",
+                    "p2mp-receiver-sdp": ["1"],
+                    "service-slo-sle-policy": {
+                        "slo-policy": {
+                            "metric-bound": [
+                                {
+                                    "metric-type": "ietf-network-slice-service:one-way-delay-maximum",
+                                    "metric-unit": "milliseconds",
+                                    "bound": delay,
+                                },
+                                {
+                                    "metric-type": "ietf-network-slice-service:one-way-bandwidth",
+                                    "metric-unit": "Mbps",
+                                    "bound": bandwidth,
+                                },
+                                {
+                                    "metric-type": "ietf-network-slice-service:two-way-packet-loss",
+                                    "metric-unit": "percentage",
+                                    "percentile-value": packet_loss,
+                                },
+                            ]
+                        }
+                    },
+                },
+            ],
+        }
+    ]
+    slice_service = {
+        "id": slice_id,
+        "description": "dsc",
+        "sdps": {"sdp": sdps},
+        "connection-groups": {"connection-group": connection_groups},
+    }
+    slice_data_model = {"network-slice-services": {"slice-service": [slice_service]}}
+    json_config_rules = [
+        json_config_rule_set(
+            "/service[{:s}]/IETFSlice".format(service_uuid),
+            slice_data_model,
+        ),
+        json_config_rule_set(
+            "/service[{:s}]/IETFSlice/operation".format(service_uuid),
+            {"type": operation_type},
+        ),
+    ]
+    return json_config_rules
+
+
+def teardown_config_rules(service_uuid: str, json_settings: Dict) -> List[Dict]:
+    json_config_rules = [
+        json_config_rule_delete(
+            "/service[{:s}]/IETFSlice".format(service_uuid),
+            {},
+        ),
+        json_config_rule_delete(
+            "/service[{:s}]/IETFSlice/operation".format(service_uuid),
+            {},
+        ),
+    ]
+    return json_config_rules
+
+
+def get_link_ep_device_names(
+    link: Link, context_client: ContextClient
+) -> Tuple[str, str, str, str]:
+    ep_ids = link.link_endpoint_ids
+    ep_device_id_1 = ep_ids[0].device_id
+    ep_uuid_1 = ep_ids[0].endpoint_uuid.uuid
+    device_obj_1 = context_client.GetDevice(ep_device_id_1)
+    for d_ep in device_obj_1.device_endpoints:
+        if d_ep.endpoint_id.endpoint_uuid.uuid == ep_uuid_1:
+            ep_name_1 = d_ep.name
+            break
+    else:
+        raise Exception("endpoint not found")
+    device_obj_name_1 = device_obj_1.name
+    ep_device_id_2 = ep_ids[1].device_id
+    ep_uuid_2 = ep_ids[1].endpoint_uuid.uuid
+    device_obj_2 = context_client.GetDevice(ep_device_id_2)
+    for d_ep in device_obj_2.device_endpoints:
+        if d_ep.endpoint_id.endpoint_uuid.uuid == ep_uuid_2:
+            ep_name_2 = d_ep.name
+            break
+    else:
+        raise Exception("endpoint not found")
+    device_obj_name_2 = device_obj_2.name
+    return (
+        device_obj_name_1,
+        ep_name_1,
+        device_obj_1,
+        device_obj_name_2,
+        ep_name_2,
+        device_obj_2,
+    )

src/service/service/service_handlers/l3slice_ietfslice/__init__.py

+# Copyright 2022-2024 ETSI SDG TeraFlowSDN (TFS) (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.
+