+#!/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 start_traffic(yaml_cfg, logger):
+ '''Use curl and set admin status to enable on pong and ping vnfs'''
+
+ def enable_service(mgmt_ip, port, vnf_type):
+ curl_cmd = 'curl -D /dev/stdout -H "Accept: application/vnd.yang.data' \
+ '+xml" -H "Content-Type: application/vnd.yang.data+json" ' \
+ '-X POST -d "{{\\"enable\\":true}}" 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)
+ proc = subprocess.run(curl_cmd, shell=True,
+ stdout=subprocess.PIPE,
+ stderr=subprocess.PIPE)
+
+ logger.debug("Process: {}".format(proc))
+
+ return proc.returncode
+
+ # Enable pong service first
+ for index, vnfr in yaml_cfg['vnfr'].items():
+ logger.debug("VNFR {}: {}".format(index, vnfr))
+
+ # Check if it is pong vnf
+ if 'pong_vnf' in vnfr['name']:
+ vnf_type = 'pong'
+ port = 18889
+ rc = enable_service(vnfr['mgmt_ip_address'], port, vnf_type)
+ if rc != 0:
+ logger.error("Enable service for pong failed: {}".
+ format(rc))
+ return rc
+ break
+
+ # Add a delay to provide pong port to come up
+ time.sleep(1)
+
+ # Enable ping service next
+ for index, vnfr in yaml_cfg['vnfr'].items():
+ logger.debug("VNFR {}: {}".format(index, vnfr))
+
+ # Check if it is pong vnf
+ if 'ping_vnf' in vnfr['name']:
+ vnf_type = 'ping'
+ port = 18888
+ rc = enable_service(vnfr['mgmt_ip_address'], port, vnf_type)
+ break
+
+ return rc
+
+
+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_start_traffic-{}.log".format(run_dir, time.strftime("%Y%m%d%H%M%S"))
+
+ # logging.basicConfig(filename=log_file, level=logging.DEBUG)
+ logger = logging.getLogger('ping-pong-start-traffic')
+ logger.setLevel(logging.DEBUG)
+
+ fh = logging.FileHandler(log_file)
+ fh.setLevel(logging.DEBUG)
+
+ 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')
+ fh.setFormatter(formatter)
+ ch.setFormatter(formatter)
+ logger.addHandler(fh)
+ logger.addHandler(ch)
+
+ except Exception as e:
+ logger.exception("Exception in {}: {}".format(__file__, e))
+ sys.exit(1)
+
+ try:
+ logger.debug("Input file: {}".format(args.yaml_cfg_file.name))
+ yaml_str = args.yaml_cfg_file.read()
+ yaml_cfg = yaml.load(yaml_str)
+ logger.debug("Input YAML: {}".format(yaml_cfg))
+
+ rc = start_traffic(yaml_cfg, logger)
+ logger.info("Return code: {}".format(rc))
+ sys.exit(rc)
+
+ except Exception as e:
+ logger.exception("Exception in {}: {}".format(__file__, e))
+ sys.exit(1)
+
+if __name__ == "__main__":
+ main()