Tools - Mock IPM SDN Controller:

# 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.

# Mock IPM controller (implements minimal support)

import functools, json, logging, sys, time, uuid

from flask import Flask, jsonify, make_response, request

from flask_restful import Api, Resource

BIND_ADDRESS = '0.0.0.0'

BIND_PORT    = 8444

IPM_USERNAME = 'xr-user-1'

IPM_PASSWORD = 'xr-user-1'

STR_ENDPOINT = 'https://{:s}:{:s}'.format(str(BIND_ADDRESS), str(BIND_PORT))

LOG_LEVEL    = logging.DEBUG

CONSTELLATION = {

    'id': 'ofc-constellation',

    'hubModule': {'state': {

        'module': {'moduleName': 'OFC HUB 1', 'trafficMode': 'L1Mode'},

        'endpoints': [{'moduleIf': {'clientIfAid': 'XR-T1'}}, {'moduleIf': {'clientIfAid': 'XR-T4'}}]

    }},

    'leafModules': [

        {'state': {

            'module': {'moduleName': 'OFC LEAF 1', 'trafficMode': 'L1Mode'},

            'endpoints': [{'moduleIf': {'clientIfAid': 'XR-T1'}}]

        }},

        {'state': {

            'module': {'moduleName': 'OFC LEAF 2', 'trafficMode': 'L1Mode'},

            'endpoints': [{'moduleIf': {'clientIfAid': 'XR-T1'}}]

        }}

    ]

}

logging.basicConfig(level=LOG_LEVEL, format="[%(asctime)s] %(levelname)s:%(name)s:%(message)s")

LOGGER = logging.getLogger(__name__)

logging.getLogger('werkzeug').setLevel(logging.WARNING)

def log_request(logger : logging.Logger, response):

    timestamp = time.strftime('[%Y-%b-%d %H:%M]')

    logger.info('%s %s %s %s %s', timestamp, request.remote_addr, request.method, request.full_path, response.status)

    return response

#class Health(Resource):

#    def get(self):

#        return make_response(jsonify({}), 200)

class OpenIdConnect(Resource):

    ACCESS_TOKENS = {}

    def post(self):

        if request.content_type != 'application/x-www-form-urlencoded': return make_response('bad content type', 400)

        if request.content_length == 0: return make_response('bad content length', 400)

        form_request = request.form

        if form_request.get('client_id') != 'xr-web-client': return make_response('bad client_id', 403)

        if form_request.get('client_secret') != 'xr-web-client': return make_response('bad client_secret', 403)

        if form_request.get('grant_type') != 'password': return make_response('bad grant_type', 403)

        if form_request.get('username') != IPM_USERNAME: return make_response('bad username', 403)

        if form_request.get('password') != IPM_PASSWORD: return make_response('bad password', 403)

        access_token = OpenIdConnect.ACCESS_TOKENS.setdefault(IPM_USERNAME, uuid.uuid4())

        reply = {'access_token': access_token, 'expires_in': 86400}

        return make_response(jsonify(reply), 200)

class XrNetworks(Resource):

    def get(self):

        print(str(request.args))

        content = request.args.get('content')

        print('content', content)

        query = json.loads(request.args.get('q'))

        hub_module_name = query.get('hubModule.state.module.moduleName')

        if hub_module_name != 'OFC HUB 1': return make_response('unexpected hub module', 404)

        print('query', query)

        return make_response(jsonify([CONSTELLATION]), 200)

#class Services(Resource):

#    def get(self):

#        services = [service for service in NETWORK_SERVICES.values()]

#        return make_response(jsonify({'ietf-eth-tran-service:etht-svc': {'etht-svc-instances': services}}), 200)

#

#    def post(self):

#        json_request = request.get_json()

#        if not json_request: abort(400)

#        if not isinstance(json_request, dict): abort(400)

#        if 'etht-svc-instances' not in json_request: abort(400)

#        json_services = json_request['etht-svc-instances']

#        if not isinstance(json_services, list): abort(400)

#        if len(json_services) != 1: abort(400)

#        svc_data = json_services[0]

#        etht_svc_name = svc_data['etht-svc-name']

#        NETWORK_SERVICES[etht_svc_name] = svc_data

#        return make_response(jsonify({}), 201)

#class DelServices(Resource):

#    def delete(self, service_uuid : str):

#        NETWORK_SERVICES.pop(service_uuid, None)

#        return make_response(jsonify({}), 204)

def main():

    LOGGER.info('Starting...')

    app = Flask(__name__)

    app.after_request(functools.partial(log_request, LOGGER))

    api = Api(app)

    #api.add_resource(Health,      '/ietf-network:networks')

    api.add_resource(OpenIdConnect, '/realms/xr-cm/protocol/openid-connect/token')

    api.add_resource(XrNetworks,    '/api/v1/xr-networks')

    #api.add_resource(Network,     '/ietf-network:networks/network=<string:network_uuid>')

    #api.add_resource(Services,    '/ietf-eth-tran-service:etht-svc')

    #api.add_resource(DelServices, '/ietf-eth-tran-service:etht-svc/etht-svc-instances=<string:service_uuid>')

    LOGGER.info('Listening on {:s}...'.format(str(STR_ENDPOINT)))

    app.run(debug=True, host=BIND_ADDRESS, port=BIND_PORT, ssl_context='adhoc')

    LOGGER.info('Bye')

    return 0

if __name__ == '__main__':

    sys.exit(main())

#!/usr/bin/env 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.

python MockIPMSdnCtrl.py