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=4,
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()
# possibly generate new node key
#
from crossbar.controller.node import maybe_generate_key
pubkey = maybe_generate_key(log, options.cbdir)
# Print the banner.
for line in BANNER.splitlines():
log.info(click.style(("{:>40}").format(line), fg='yellow', bold=True))
# bannerFormat = "{:<18} {:<24}"
bannerFormat = " {} {}"
log.info(
bannerFormat.format(
"Crossbar.io Version:",
click.style(crossbar.__version__, fg='yellow', bold=True)))
if pubkey:
log.info(
bannerFormat.format("Node Public Key:",
click.style(pubkey, fg='yellow', bold=True)))
log.info()
log.info("Running from node directory '{cbdir}'", cbdir=options.cbdir)
from twisted.python.reflect import qual
log.info("Controller process starting ({python}-{reactor}) ..",
python=platform.python_implementation(),
reactor=qual(reactor.__class__).split('.')[-1])
from crossbar.controller.node import Node
from crossbar.common.checkconfig import InvalidConfigException
# represents the running Crossbar.io node
#
node = Node(options.cbdir, reactor=reactor)
# check and load the node configuration
#
try:
if options.config:
# load node config from file
node.load(options.config)
elif options.cdc:
# load built-in CDC config
node.load()
else:
# no config file, and not running CDC mode
raise Exception(
"Neither a node config was found, nor CDC mode is active.")
except InvalidConfigException as e:
log.error("Invalid node configuration")
log.error("{e!s}", e=e)
sys.exit(1)
except:
raise
# now actually start the node ..
#
def start_crossbar():
d = node.start(cdc_mode=options.cdc)
def on_error(err):
log.error("{e!s}", e=err.value)
log.error("Could not start node")
if reactor.running:
reactor.stop()
d.addErrback(on_error)
reactor.callWhenRunning(start_crossbar)
# enter event loop
#
try:
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=4,
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()
# possibly generate new node key
#
from crossbar.controller.node import maybe_generate_key
pubkey = maybe_generate_key(log, options.cbdir)
# Print the banner.
for line in BANNER.splitlines():
log.info(click.style(("{:>40}").format(line), fg='yellow', bold=True))
# bannerFormat = "{:<18} {:<24}"
bannerFormat = " {} {}"
log.info(bannerFormat.format("Crossbar.io Version:", click.style(crossbar.__version__, fg='yellow', bold=True)))
if pubkey:
log.info(bannerFormat.format("Node Public Key:", click.style(pubkey, fg='yellow', bold=True)))
log.info()
log.info("Running from node directory '{cbdir}'", cbdir=options.cbdir)
from twisted.python.reflect import qual
log.info("Controller process starting ({python}-{reactor}) ..",
python=platform.python_implementation(),
reactor=qual(reactor.__class__).split('.')[-1])
from crossbar.controller.node import Node
from crossbar.common.checkconfig import InvalidConfigException
# represents the running Crossbar.io node
#
node = Node(options.cbdir, reactor=reactor)
# check and load the node configuration
#
try:
if options.config:
# load node config from file
node.load(options.config)
elif options.cdc:
# load built-in CDC config
node.load()
else:
# no config file, and not running CDC mode
raise Exception("Neither a node config was found, nor CDC mode is active.")
except InvalidConfigException as e:
log.error("Invalid node configuration")
log.error("{e!s}", e=e)
sys.exit(1)
except:
raise
# now actually start the node ..
#
def start_crossbar():
d = node.start(cdc_mode=options.cdc)
def on_error(err):
log.error("{e!s}", e=err.value)
log.error("Could not start node")
if reactor.running:
reactor.stop()
d.addErrback(on_error)
reactor.callWhenRunning(start_crossbar)
# enter event loop
#
try:
reactor.run()
except Exception:
log.failure("Could not start reactor - {log_failure.value}")
