--- /dev/null
+#! /usr/bin/python
+
+# Copyright 2019 Nokia
+
+# 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 __future__ import print_function
+import sys
+import argparse
+import socket
+import logging
+import subprocess
+
+from cmframework.apis import cmmanage
+from cmframework.apis import cmerror
+from cmframework.utils import cmlogger
+from cmframework.utils import cmalarm
+
+
+class VerboseLogger(object):
+ def __call__(self, msg):
+ print (msg)
+
+
+class CMAgent(object):
+ def __init__(self):
+ self.prog = 'cmagent'
+ self.ip = None
+ self.port = None
+ self.verbose = False
+ self.log_level = cmlogger.CMLogger.str_to_level('debug')
+ self.log_dest = cmlogger.CMLogger.str_to_dest('syslog')
+ self.api = None
+ self.verbose_logger = VerboseLogger()
+
+ @staticmethod
+ def log_level_parser(level):
+ try:
+ return cmlogger.CMLogger.str_to_level(level)
+ except cmerror.CMError as exp:
+ raise argparse.ArgumentTypeError(str(exp))
+
+ @staticmethod
+ def log_dest_parser(dest):
+ try:
+ return cmlogger.CMLogger.str_to_dest(dest)
+ except cmerror.CMError as exp:
+ raise argparse.ArgumentTypeError(str(exp))
+
+ def __call__(self, args):
+ parser = argparse.ArgumentParser(description='Configuration Management Agent',
+ prog=self.prog)
+ parser.add_argument('--ip',
+ dest='ip',
+ metavar='SERVER-IP',
+ default='config-manager',
+ type=str,
+ action='store')
+
+ parser.add_argument('--port',
+ dest='port',
+ metavar='SERVER-PORT',
+ default=61100,
+ type=int,
+ action='store')
+
+ parser.add_argument('--client-lib',
+ dest='client_lib',
+ metavar='CLIENT-LIB',
+ default='cmframework.lib.CMClientImpl',
+ type=str,
+ action='store')
+
+ parser.add_argument('--log-level',
+ dest='log_level',
+ metavar='LOG-LEVEL',
+ required=False,
+ help=('The enabled logging level, possible values are '
+ '{debug, info, warn, error}'),
+ type=CMAgent.log_level_parser,
+ default=self.log_level,
+ action='store')
+
+ parser.add_argument('--log-dest',
+ dest='log_dest',
+ metavar='LOG-DEST',
+ required=False,
+ help='The logs destination, possible values are {console, syslog}',
+ type=CMAgent.log_dest_parser,
+ default=self.log_dest,
+ action='store')
+
+ parser.add_argument('--verbose',
+ required=False,
+ default=False,
+ action='store_true')
+
+ args = parser.parse_args(args)
+
+ self.process(args)
+
+ def _init_api(self, ip, port, client_lib):
+ try:
+ serverip = socket.gethostbyname(ip)
+ except socket.gaierror:
+ # use localhost in-case we cannot resolve the provided hostname
+ serverip = '127.0.0.1'
+
+ self.api = cmmanage.CMManage(serverip, port, client_lib, self.verbose_logger)
+
+ @staticmethod
+ def _reboot_node():
+ cmd = 'systemctl reboot'
+ args = cmd.split()
+ process = subprocess.Popen(args)
+ return process.wait()
+
+ def process(self, args):
+ cmlogger.CMLogger(args.log_dest, args.verbose, args.log_level)
+
+ self._init_api(args.ip, args.port, args.client_lib)
+
+ node_name = socket.gethostname()
+
+ reboot_request_alarm = cmalarm.CMRebootRequestAlarm()
+ reboot_request_alarm.cancel_alarm_for_node(node_name)
+
+ reboot = self.api.activate_node(node_name)
+ if reboot:
+ logging.warn('Going to reboot this node')
+ res = self._reboot_node()
+ if res != 0:
+ logging.error('Reboot failed')
+
+
+def main():
+ try:
+ agent = CMAgent()
+ args = sys.argv[1:]
+ agent(args)
+ except cmerror.CMError as exp:
+ print ('Failed with error: %s' % str(exp))
+ return 1
+ # TODO: catch all exceptions?
+
+
+if __name__ == '__main__':
+ sys.exit(main())