1 # Copyright (c) 2010, 2011 Nicira Networks.
3 # Licensed under the Apache License, Version 2.0 (the "License");
4 # you may not use this file except in compliance with the License.
5 # You may obtain a copy of the License at:
7 # http://www.apache.org/licenses/LICENSE-2.0
9 # Unless required by applicable law or agreed to in writing, software
10 # distributed under the License is distributed on an "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 # See the License for the specific language governing permissions and
13 # limitations under the License.
23 def handler(signum, frame):
24 raise Exception("Signal handler called with %d" % signum)
28 signal.signal(signal.SIGHUP, handler)
31 options, args = getopt.gnu_getopt(
32 argv[1:], 'b', ["bail", "help"] + ovs.daemon.LONG_OPTIONS)
33 except getopt.GetoptError, geo:
34 sys.stderr.write("%s: %s\n" % (ovs.util.PROGRAM_NAME, geo.msg))
38 for key, value in options:
41 elif key in ['-b', '--bail']:
43 elif not ovs.daemon.parse_opt(key, value):
44 sys.stderr.write("%s: unhandled option %s\n"
45 % (ovs.util.PROGRAM_NAME, key))
48 ovs.daemon.daemonize_start()
50 sys.stderr.write("%s: exiting after daemonize_start() as requested\n"
51 % ovs.util.PROGRAM_NAME)
53 ovs.daemon.daemonize_complete()
60 %s: Open vSwitch daemonization test program for Python
62 """ % ovs.util.PROGRAM_NAME)
66 -h, --help display this help message
67 -b, --bail exit with an error after daemonize_start()
71 if __name__ == '__main__':
75 # Let system.exit() calls complete normally
78 sys.exit(ovs.daemon.RESTART_EXIT_CODE)