def run_tango_server(tango_util=None, start_time=None):
try:
if tango_util is None:
tango_util = Util(sys.argv)
util = Util.instance()
SardanaServer.server_state = State.Init
util.server_init()
SardanaServer.server_state = State.Running
if start_time is not None:
import datetime
dt = datetime.datetime.now() - start_time
taurus.info("Ready to accept request in %s", dt)
else:
taurus.info("Ready to accept request")
util.server_run()
SardanaServer.server_state = State.Off
taurus.info("Exiting")
except DevFailed:
taurus.info("Exiting")
taurus.critical("Server exited with DevFailed", exc_info=1)
except KeyboardInterrupt:
taurus.info("Exiting")
taurus.critical("Interrupted by keyboard")
except Exception:
taurus.info("Exiting")
taurus.critical("Server exited with unforeseen exception", exc_info=1)
taurus.info("Exited")
def run_tango_server(tango_util=None, start_time=None):
# Import here to avoid circular import
from sardana.tango.core.SardanaDevice import SardanaDevice
try:
if tango_util is None:
tango_util = Util(sys.argv)
util = Util.instance()
SardanaServer.server_state = State.Init
util.server_init()
for device in util.get_device_list("*"):
if isinstance(device, SardanaDevice):
device.sardana_init_hook()
SardanaServer.server_state = State.Running
if start_time is not None:
import datetime
dt = datetime.datetime.now() - start_time
taurus.info("Ready to accept request in %s", dt)
else:
taurus.info("Ready to accept request")
util.server_run()
SardanaServer.server_state = State.Off
taurus.info("Exiting")
except DevFailed:
taurus.info("Exiting")
taurus.critical("Server exited with DevFailed", exc_info=1)
except KeyboardInterrupt:
taurus.info("Exiting")
taurus.critical("Interrupted by keyboard")
except Exception:
taurus.info("Exiting")
taurus.critical("Server exited with unforeseen exception", exc_info=1)
taurus.info("Exited")
def run(args=None):
try:
if not args:
args = sys.argv[1:]
args = [SERVER_NAME] + list(args)
print 'running server with args: %s' % repr(args)
util = Util(args)
util.add_class(WebTornadoDS, WebTornadoDS4Impl)
U = Util.instance()
U.server_init()
U.server_run()
except DevFailed, e:
print '-------> Received a DevFailed exception:', e
def run(prepare_func,
args=None,
tango_util=None,
start_time=None,
mode=None,
name=None):
if mode is None:
mode = ServerRunMode.SynchPure
if args is None:
if mode != ServerRunMode.SynchPure:
raise Exception("When running in separate thread/process, "
"'args' must be given")
args = sys.argv
if name is None:
name = args[0]
else:
args = [name] + list(args[1:])
if mode != ServerRunMode.SynchPure:
if mode in (ServerRunMode.SynchThread, ServerRunMode.AsynchThread):
import threading
class task_klass(threading.Thread):
def terminate(self):
if not self.is_alive():
return
Util.instance().get_dserver_device().kill()
else:
import multiprocessing
task_klass = multiprocessing.Process
tango_util = None
task_args = prepare_func,
task_kwargs = dict(args=args,
tango_util=tango_util,
start_time=start_time,
mode=ServerRunMode.SynchPure)
task = task_klass(name=name,
target=run,
args=task_args,
kwargs=task_kwargs)
task.daemon = False
task.start()
if mode in (ServerRunMode.SynchThread, ServerRunMode.SynchProcess):
task.join()
return task
log_messages = []
try:
options, args, tango_args, ORB_args = prepare_cmdline(args=args)
except KeyboardInterrupt:
pass
log_messages.extend(prepare_environment(args, tango_args, ORB_args))
log_messages.extend(prepare_server(args, tango_args))
if tango_util is None:
tango_util = Util(tango_args)
prepare_func(tango_util)
prepare_taurus(options, args, tango_args)
prepare_logging(options,
args,
tango_args,
start_time=start_time,
log_messages=log_messages)
prepare_rconsole(options, args, tango_args)
run_tango_server(tango_util, start_time=start_time)
options, args, tango_args, ORB_args = prepare_cmdline(args=args)
except KeyboardInterrupt:
pass
log_messages.extend(prepare_environment(args, tango_args, ORB_args))
try:
log_messages.extend(prepare_server(args, tango_args))
except AbortException, e:
print e.message
return
except KeyboardInterrupt:
print("\nInterrupted by keyboard")
return
log_messages.extend(prepare_logstash(args))
if tango_util is None:
tango_util = Util(tango_args)
prepare_func(tango_util)
prepare_taurus(options, args, tango_args)
prepare_logging(options,
args,
tango_args,
start_time=start_time,
log_messages=log_messages)
prepare_rconsole(options, args, tango_args)
run_tango_server(tango_util, start_time=start_time)
