Add an External RAN NSSMF simulator

Change-Id: I770091159dd1f953d8a567ccd2bd7f6d21f27649
Issue-ID: INT-1707
Signed-off-by: Enbo Wang <wangenbo@huawei.com>

1 files changed, 107 insertions, 0 deletions

diff --git a/test/mocks/ran-nssmf-simulator/RanNssmfSimulator/MainApp.py b/test/mocks/ran-nssmf-simulator/RanNssmfSimulator/MainApp.py
new file mode 100644
index 000000000..6074e7634
--- /dev/null
+++ b/test/mocks/ran-nssmf-simulator/RanNssmfSimulator/MainApp.py
@@ -0,0 +1,107 @@
+#! /usr/bin/python3
+
+#  ============LICENSE_START=======================================================
+#  Copyright (C) 2020 Huawei Technologies Co., Ltd. All rights reserved.
+#  ================================================================================
+#  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.
+#  ============LICENSE_END=========================================================
+
+import json
+from flask import Flask, request, Response
+from schematics.exceptions import DataError
+
+from .utils import REST_PORT, LOGGING_LEVEL
+from .SliceDataType import AllocateNssi, DeAllocateNssi
+from . import AuthManager
+from . import NssManager
+
+
+app = Flask(__name__)
+app.logger.setLevel(LOGGING_LEVEL)
+
+
+@app.errorhandler(DataError)
+def handleRequestException(e):
+    app.logger.error(e)
+    response = Response()
+    response.status_code = 400
+    return response
+
+
+@app.errorhandler(AuthManager.AuthError)
+def handleAuthException(e):
+    app.logger.error(e)
+    response = Response()
+    response.status_code = 400
+    return response
+
+
+@app.errorhandler(AuthManager.TokenError)
+def handleAuthException(e):
+    app.logger.error(e)
+    response = Response()
+    response.status_code = 401
+    return response
+
+
+@app.errorhandler(NssManager.NssError)
+def handleNssException(e):
+    app.logger.error(e)
+    response = Response()
+    response.status_code = 400
+    return response
+
+
+@app.route("/api/rest/securityManagement/v1/oauth/token", methods=['POST'])
+def handleAuthToken():
+    """
+        Used to get Access Token by SO NSSMF adapter.
+    """
+    app.logger.debug("Receive request:\n%s" % json.dumps(request.json, indent=2))
+
+    AuthManager.AuthRequest(request.json).validate()
+    AuthManager.checkAuth(request.json)
+
+    return AuthManager.generateAuthToken(request.json), 201
+
+
+@app.route("/ObjectManagement/NSS/SliceProfiles", methods=['POST'])
+def handleAllocateNssi():
+    AuthManager.checkAuthToken(request.headers)
+
+    app.logger.info("Receive AllocateNssi request:\n%s" % json.dumps(request.json, indent=2))
+
+    AllocateNssi(request.json).validate()
+
+    return NssManager.allocateNssi(request.json), 200
+
+
+@app.route("/ObjectManagement/NSS/SliceProfiles/<string:sliceProfileId>", methods=['DELETE'])
+def handleDeallocateNssi(sliceProfileId):
+    AuthManager.checkAuthToken(request.headers)
+
+    app.logger.info("Receive DeallocateNssi request for sliceProfileId %s:\n%s"
+                    % (sliceProfileId, json.dumps(request.json, indent=2)))
+
+    DeAllocateNssi(request.json).validate()
+
+    return NssManager.deallocateNssi(sliceProfileId, request.json), 200
+
+
+def main():
+    AuthManager.startAuthManagerJob()
+    app.run("0.0.0.0", REST_PORT, False, ssl_context="adhoc")
+
+
+if __name__ == '__main__':
+    main()