def main():
try:
config.parse_args()
wsgi.set_eventlet_hub()
logging.setup(CONF, 'rebac')
if cfg.CONF.profiler.enabled:
_notifier = osprofiler.notifier.create("Messaging",
notifier.messaging, {},
notifier.get_transport(),
"rebac", "api",
cfg.CONF.bind_host)
osprofiler.notifier.set(_notifier)
else:
osprofiler.web.disable()
server = wsgi.Server()
print("Starting web server....")
server.start(config.load_paste_app('rebac-api'), default_port=9292)
server.wait()
except KNOWN_EXCEPTIONS as e:
fail(e)
def main():
try:
logging.register_options(CONF)
cfg_files = cfg.find_config_files(project='rebac',
prog='rebac-api')
cfg_files.extend(cfg.find_config_files(project='rebac',
prog='rebac-search'))
config.parse_args(default_config_files=cfg_files)
logging.setup(CONF, 'rebac')
namespace = 'rebac.search.index_backend'
ext_manager = stevedore.extension.ExtensionManager(
namespace, invoke_on_load=True)
for ext in ext_manager.extensions:
try:
ext.obj.setup()
except Exception as e:
LOG.error(_LE("Failed to setup index extension "
"%(ext)s: %(e)s") % {'ext': ext.name,
'e': e})
except RuntimeError as e:
sys.exit("ERROR: %s" % e)
def main():
try:
logging.register_options(CONF)
cfg_files = cfg.find_config_files(project='rebac', prog='rebac-api')
cfg_files.extend(
cfg.find_config_files(project='rebac', prog='rebac-search'))
config.parse_args(default_config_files=cfg_files)
logging.setup(CONF, 'rebac')
namespace = 'rebac.search.index_backend'
ext_manager = stevedore.extension.ExtensionManager(namespace,
invoke_on_load=True)
for ext in ext_manager.extensions:
try:
ext.obj.setup()
except Exception as e:
LOG.error(
_LE("Failed to setup index extension "
"%(ext)s: %(e)s") % {
'ext': ext.name,
'e': e
})
except RuntimeError as e:
sys.exit("ERROR: %s" % e)
def main():
global exitcode
opts = [
cfg.SubCommandOpt('server',
title='Server types',
help='Available server types',
handler=add_command_parsers),
cfg.StrOpt('pid-file',
metavar='PATH',
help='File to use as pid file. Default: '
'/var/run/rebac/$server.pid.'),
cfg.IntOpt('await-child',
metavar='DELAY',
default=0,
help='Period to wait for service death '
'in order to report exit code '
'(default is to not wait at all).'),
cfg.BoolOpt('capture-output',
default=False,
help='Capture stdout/err in syslog '
'instead of discarding it.'),
cfg.BoolOpt('respawn',
default=False,
help='Restart service on unexpected death.'),
]
CONF.register_cli_opts(opts)
config.parse_args(usage=USAGE)
@gated_by(CONF.await_child)
@gated_by(CONF.respawn)
def mutually_exclusive():
sys.stderr.write('--await-child and --respawn are mutually exclusive')
sys.exit(1)
mutually_exclusive()
@gated_by(CONF.respawn)
def anticipate_respawn(children):
while children:
pid, status = os.wait()
if pid in children:
(pid_file, server, args) = children.pop(pid)
running = os.path.exists(pid_file)
one_second_ago = time.time() - 1
bouncing = (running and
os.path.getmtime(pid_file) >= one_second_ago)
if running and not bouncing:
args = (pid_file, server, args)
new_pid = do_start('Respawn', *args)
children[new_pid] = args
else:
rsn = 'bouncing' if bouncing else 'deliberately stopped'
print(_('Suppressed respawn as %(serv)s was %(rsn)s.')
% {'serv': server, 'rsn': rsn})
if CONF.server.command == 'start':
children = {}
for server in CONF.server.servers:
pid_file = get_pid_file(server, CONF.pid_file)
args = (pid_file, server, CONF.server.args)
pid = do_start('Start', *args)
children[pid] = args
anticipate_respawn(children)
if CONF.server.command == 'status':
for server in CONF.server.servers:
pid_file = get_pid_file(server, CONF.pid_file)
do_check_status(pid_file, server)
if CONF.server.command == 'stop':
for server in CONF.server.servers:
do_stop(server, CONF.server.args)
if CONF.server.command == 'shutdown':
for server in CONF.server.servers:
do_stop(server, CONF.server.args, graceful=True)
if CONF.server.command == 'restart':
for server in CONF.server.servers:
do_stop(server, CONF.server.args)
for server in CONF.server.servers:
pid_file = get_pid_file(server, CONF.pid_file)
do_start('Restart', pid_file, server, CONF.server.args)
if CONF.server.command in ('reload', 'force-reload'):
for server in CONF.server.servers:
pid_file = get_pid_file(server, CONF.pid_file)
do_reload(pid_file, server)
sys.exit(exitcode)
def main():
global exitcode
opts = [
cfg.SubCommandOpt('server',
title='Server types',
help='Available server types',
handler=add_command_parsers),
cfg.StrOpt('pid-file',
metavar='PATH',
help='File to use as pid file. Default: '
'/var/run/rebac/$server.pid.'),
cfg.IntOpt('await-child',
metavar='DELAY',
default=0,
help='Period to wait for service death '
'in order to report exit code '
'(default is to not wait at all).'),
cfg.BoolOpt('capture-output',
default=False,
help='Capture stdout/err in syslog '
'instead of discarding it.'),
cfg.BoolOpt('respawn',
default=False,
help='Restart service on unexpected death.'),
]
CONF.register_cli_opts(opts)
config.parse_args(usage=USAGE)
@gated_by(CONF.await_child)
@gated_by(CONF.respawn)
def mutually_exclusive():
sys.stderr.write('--await-child and --respawn are mutually exclusive')
sys.exit(1)
mutually_exclusive()
@gated_by(CONF.respawn)
def anticipate_respawn(children):
while children:
pid, status = os.wait()
if pid in children:
(pid_file, server, args) = children.pop(pid)
running = os.path.exists(pid_file)
one_second_ago = time.time() - 1
bouncing = (running
and os.path.getmtime(pid_file) >= one_second_ago)
if running and not bouncing:
args = (pid_file, server, args)
new_pid = do_start('Respawn', *args)
children[new_pid] = args
else:
rsn = 'bouncing' if bouncing else 'deliberately stopped'
print(
_('Suppressed respawn as %(serv)s was %(rsn)s.') % {
'serv': server,
'rsn': rsn
})
if CONF.server.command == 'start':
children = {}
for server in CONF.server.servers:
pid_file = get_pid_file(server, CONF.pid_file)
args = (pid_file, server, CONF.server.args)
pid = do_start('Start', *args)
children[pid] = args
anticipate_respawn(children)
if CONF.server.command == 'status':
for server in CONF.server.servers:
pid_file = get_pid_file(server, CONF.pid_file)
do_check_status(pid_file, server)
if CONF.server.command == 'stop':
for server in CONF.server.servers:
do_stop(server, CONF.server.args)
if CONF.server.command == 'shutdown':
for server in CONF.server.servers:
do_stop(server, CONF.server.args, graceful=True)
if CONF.server.command == 'restart':
for server in CONF.server.servers:
do_stop(server, CONF.server.args)
for server in CONF.server.servers:
pid_file = get_pid_file(server, CONF.pid_file)
do_start('Restart', pid_file, server, CONF.server.args)
if CONF.server.command in ('reload', 'force-reload'):
for server in CONF.server.servers:
pid_file = get_pid_file(server, CONF.pid_file)
do_reload(pid_file, server)
sys.exit(exitcode)
