update from RIFT as of 696b75d2fe9fb046261b08c616f1bcf6c0b54a9b second try

[osm/SO.git] / examples / ping_pong_ns / rift / mano / examples / stop_traffic.py

diff --git a/examples/ping_pong_ns/rift/mano/examples/stop_traffic.py b/examples/ping_pong_ns/rift/mano/examples/stop_traffic.py
new file mode 100755 (executable)
index 0000000..8161f9d
--- /dev/null
+++ b/examples/ping_pong_ns/rift/mano/examples/stop_traffic.py
@@ -0,0 +1,118 @@
+#!/usr/bin/env python3
+
+############################################################################
+# Copyright 2016 RIFT.IO Inc                                               #
+#                                                                          #
+# 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 logging
+import os
+import subprocess
+import sys
+import time
+
+import yaml
+
+
+def stop_traffic(yaml_cfg, logger):
+    '''Use curl and set admin status to enable on pong and ping vnfs'''
+
+    def disable_service(mgmt_ip, port, vnf_type):
+        curl_cmd = 'curl -D /dev/null -H "Accept: application/json" ' \
+                   '-H "Content-Type: application/json" ' \
+                   '-X POST -d "{{\\"enable\\":false}}" http://{mgmt_ip}:' \
+                   '{mgmt_port}/api/v1/{vnf_type}/adminstatus/state'. \
+                   format(
+                       mgmt_ip=mgmt_ip,
+                       mgmt_port=port,
+                       vnf_type=vnf_type)
+
+        logger.debug("Executing cmd: %s", curl_cmd)
+        subprocess.check_call(curl_cmd, shell=True)
+
+    # Disable ping service first
+    for index, vnfr in yaml_cfg['vnfr'].items():
+        logger.debug("VNFR {}: {}".format(index, vnfr))
+
+        # Check if it is pong vnf
+        if 'ping_vnfd' in vnfr['name']:
+            vnf_type = 'ping'
+            port = 18888
+            disable_service(vnfr['mgmt_ip_address'], port, vnf_type)
+            break
+
+    # Add a delay
+    time.sleep(0.1)
+
+    # Disable pong service next
+    for index, vnfr in yaml_cfg['vnfr'].items():
+        logger.debug("VNFR {}: {}".format(index, vnfr))
+
+        # Check if it is pong vnf
+        if 'pong_vnfd' in vnfr['name']:
+            vnf_type = 'pong'
+            port = 18889
+            disable_service(vnfr['mgmt_ip_address'], port, vnf_type)
+            break
+
+def main(argv=sys.argv[1:]):
+    try:
+        parser = argparse.ArgumentParser()
+        parser.add_argument("yaml_cfg_file", type=argparse.FileType('r'))
+        parser.add_argument("-q", "--quiet", dest="verbose", action="store_false")
+        args = parser.parse_args()
+
+        run_dir = os.path.join(os.environ['RIFT_INSTALL'], "var/run/rift")
+        if not os.path.exists(run_dir):
+            os.makedirs(run_dir)
+        log_file = "{}/ping_pong_stop_traffic-{}.log".format(run_dir, time.strftime("%Y%m%d%H%M%S"))
+        logging.basicConfig(filename=log_file, level=logging.DEBUG)
+        logger = logging.getLogger()
+
+    except Exception as e:
+        print("Exception in {}: {}".format(__file__, e))
+        sys.exit(1)
+
+    try:
+        ch = logging.StreamHandler()
+        if args.verbose:
+            ch.setLevel(logging.DEBUG)
+        else:
+            ch.setLevel(logging.INFO)
+
+        # create formatter and add it to the handlers
+        formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
+        ch.setFormatter(formatter)
+        logger.addHandler(ch)
+
+    except Exception as e:
+        logger.exception(e)
+        raise e
+
+    try:
+        yaml_str = args.yaml_cfg_file.read()
+        # logger.debug("Input YAML file:\n{}".format(yaml_str))
+        yaml_cfg = yaml.load(yaml_str)
+        logger.debug("Input YAML: {}".format(yaml_cfg))
+
+        stop_traffic(yaml_cfg, logger)
+
+    except Exception as e:
+        logger.exception(e)
+        raise e
+
+if __name__ == "__main__":
+    main()