def do_work(container):
"""
Performs initial startup actions with the container as requested in arguments.
Then remains in container shell or infinite wait until container stops.
Returns when container should stop. Raises an exception if anything failed.
"""
if opts.proc:
# Run a one-off process (with the -x argument)
mod, proc = opts.proc.rsplit('.', 1)
print "pycc: Starting process %s" % opts.proc
container.spawn_process(proc, mod, proc, config={'process':{'type':'immediate'}})
# And end
return
if opts.rel:
# Start a rel file
start_ok = container.start_rel_from_url(opts.rel)
if not start_ok:
raise Exception("Cannot start deploy file '%s'" % opts.rel)
if opts.mx:
from pyon.public import CFG
port = CFG.get_safe('container.flask_webapp.port',8080)
container.spawn_process("ContainerUI", "ion.core.containerui", "ContainerUI")
print "pycc: Container UI started ... listening on http://localhost:%s" % port
if opts.signalparent:
import signal
print 'pycc: Signal parent pid %d that pycc pid %d service start process is complete...' % (os.getppid(), os.getpid())
os.kill(os.getppid(), signal.SIGUSR1)
def is_parent_gone():
while os.getppid() != 1:
gevent.sleep(1)
print 'pycc: Now I am an orphan ... notifying serve_forever to stop'
os.kill(os.getpid(), signal.SIGINT)
import gevent
ipg = gevent.spawn(is_parent_gone)
container.gl_parent_watch = ipg
if opts.enable_gbmonitor:
from pyon.util.gevent_block_plugin import get_gevent_monitor_block
get_gevent_monitor_block().start()
if not opts.noshell and not opts.daemon:
# Keep container running while there is an interactive shell
from pyon.container.shell_api import get_shell_api
setup_ipython_shell(get_shell_api(container))
elif not opts.nomanhole:
from pyon.container.shell_api import get_shell_api
setup_ipython_embed(get_shell_api(container))
else:
container.serve_forever()
def handle_request(self, action):
if action.alarm_mode:
gevent_block = get_gevent_alarm_block()
else:
gevent_block = get_gevent_monitor_block()
gevent_block.start()
