def run_command_start(options, reactor=None):
"""
Subcommand "crossbar start".
"""
assert reactor
# do not allow to run more than one Crossbar.io instance
# from the same Crossbar.io node directory
#
pid_data = check_is_running(options.cbdir)
if pid_data:
print("Crossbar.io is already running from node directory {} (PID {}).".format(options.cbdir, pid_data['pid']))
sys.exit(1)
else:
fp = os.path.join(options.cbdir, _PID_FILENAME)
with open(fp, 'wb') as fd:
argv = options.argv
options_dump = vars(options)
pid_data = {
'pid': os.getpid(),
'argv': argv,
'options': {x: y for x, y in options_dump.items()
if x not in ["func", "argv"]}
}
fd.write("{}\n".format(
json.dumps(
pid_data,
sort_keys=False,
indent=3,
separators=(', ', ': '),
ensure_ascii=False
)
).encode('utf8'))
# remove node PID file when reactor exits
#
def remove_pid_file():
fp = os.path.join(options.cbdir, _PID_FILENAME)
if os.path.isfile(fp):
os.remove(fp)
reactor.addSystemEventTrigger('after', 'shutdown', remove_pid_file)
log = make_logger()
# Print the banner.
for line in BANNER.splitlines():
log.info(click.style(("{:>40}").format(line), fg='yellow', bold=True))
bannerFormat = "{:>12} {:<24}"
log.info(bannerFormat.format("Version:", click.style(crossbar.__version__, fg='yellow', bold=True)))
# log.info(bannerFormat.format("Python:", click.style(platform.python_implementation(), fg='yellow', bold=True)))
# log.info(bannerFormat.format("Reactor:", click.style(qual(reactor.__class__).split('.')[-1], fg='yellow', bold=True)))
# log.info(bannerFormat.format("Started:", click.style(utcnow(), fg='yellow', bold=True)))
log.info()
log.info("Starting from node directory {}".format(options.cbdir))
from crossbar.controller.node import Node
from crossbar.common.checkconfig import InvalidConfigException
node = Node(reactor, options)
try:
node.check_config()
except InvalidConfigException as e:
log.error("*** Configuration validation failed ***")
log.error("{e!s}", e=e)
sys.exit(1)
except:
raise
def start_crossbar():
"""
Start the crossbar node.
"""
d = node.start()
def on_error(err):
log.error("Could not start node: {error}", error=err.value)
if reactor.running:
reactor.stop()
d.addErrback(on_error)
reactor.callWhenRunning(start_crossbar)
try:
log.info("Entering reactor event loop...")
reactor.run()
except Exception:
log.failure("Could not start reactor: {log_failure.value}")
def run_command_start(options, reactor=None):
"""
Subcommand "crossbar start".
"""
assert reactor
# do not allow to run more than one Crossbar.io instance
# from the same Crossbar.io node directory
#
pid_data = check_is_running(options.cbdir)
if pid_data:
print("Crossbar.io is already running from node directory {} (PID {}).".format(options.cbdir, pid_data['pid']))
sys.exit(1)
else:
fp = os.path.join(options.cbdir, _PID_FILENAME)
with open(fp, 'wb') as fd:
argv = options.argv
options_dump = vars(options)
pid_data = {
'pid': os.getpid(),
'argv': argv,
'options': {x: y for x, y in options_dump.items()
if x not in ["func", "argv"]}
}
fd.write("{}\n".format(
json.dumps(
pid_data,
sort_keys=False,
indent=3,
separators=(', ', ': '),
ensure_ascii=False
)
).encode('utf8'))
# remove node PID file when reactor exits
#
def remove_pid_file():
fp = os.path.join(options.cbdir, _PID_FILENAME)
if os.path.isfile(fp):
os.remove(fp)
reactor.addSystemEventTrigger('after', 'shutdown', remove_pid_file)
log = make_logger()
# Print the banner.
for line in BANNER.splitlines():
log.info(click.style(("{:>40}").format(line), fg='yellow', bold=True))
bannerFormat = "{:>12} {:<24}"
log.info(bannerFormat.format("Version:", click.style(crossbar.__version__, fg='yellow', bold=True)))
# log.info(bannerFormat.format("Python:", click.style(platform.python_implementation(), fg='yellow', bold=True)))
# log.info(bannerFormat.format("Reactor:", click.style(qual(reactor.__class__).split('.')[-1], fg='yellow', bold=True)))
# log.info(bannerFormat.format("Started:", click.style(utcnow(), fg='yellow', bold=True)))
log.info()
log.info("Starting from node directory {}".format(options.cbdir))
from crossbar.controller.node import Node
from crossbar.common.checkconfig import InvalidConfigException
node = Node(reactor, options)
try:
node.check_config()
except InvalidConfigException as e:
log.error("*** Configuration validation failed ***")
log.error("{e!s}", e=e)
sys.exit(1)
except:
raise
def start_crossbar():
"""
Start the crossbar node.
"""
d = node.start()
def on_error(err):
log.error("Could not start node: {error}", error=err.value)
if reactor.running:
reactor.stop()
d.addErrback(on_error)
reactor.callWhenRunning(start_crossbar)
try:
log.info("Entering reactor event loop...")
reactor.run()
except Exception:
log.failure("Could not start reactor: {log_failure.value}")
