st2actions.cmd._run_worker() - Code Metrics - Inspection of "Delete README.md" - StackStorm/st2 - Measure and Improve Code Quality continuously with Scrutinizer

Completed

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by Dmitri

created 2015-12-07 20:20 UTC

st2actions.cmd._run_worker() D

↳ Parent: Project

Complexity

Conditions

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Metric	Value
dl	0
loc	33
rs	4
cc	8

import eventlet
import os
import sys

from st2actions import config
from st2actions import scheduler, worker
from st2common import log as logging
from st2common.service_setup import setup as common_setup
from st2common.service_setup import teardown as common_teardown

LOG = logging.getLogger(__name__)


eventlet.monkey_patch(
    os=True,
    select=True,
    socket=True,
    thread=False if '--use-debugger' in sys.argv else True,
    time=True)


def _setup():
    common_setup(service='actionrunner', config=config, setup_db=True, register_mq_exchanges=True,
                 register_signal_handlers=True)


def _run_worker():
    LOG.info('(PID=%s) Worker started.', os.getpid())

    components = [
        scheduler.get_scheduler(),
        worker.get_worker()
    ]

    try:
        for component in components:
            component.start()

        for component in components:
            component.wait()
    except (KeyboardInterrupt, SystemExit):
        LOG.info('(PID=%s) Worker stopped.', os.getpid())

        errors = False

        for component in components:
            try:
                component.shutdown()
            except:
                LOG.exception('Unable to shutdown %s.', component.__class__.__name__)
                errors = True

        if errors:
            return 1
    except:
        LOG.exception('(PID=%s) Worker unexpectedly stopped.', os.getpid())
        return 1

    return 0


def _teardown():
    common_teardown()


def main():
    try:
        _setup()
        return _run_worker()
    except SystemExit as exit_code:
        sys.exit(exit_code)
    except:
        LOG.exception('(PID=%s) Worker quit due to exception.', os.getpid())
        return 1
    finally:
        _teardown()


1			import eventlet
2			import os
3			import sys
4
5			from st2actions import config
6			from st2actions import scheduler, worker
7			from st2common import log as logging
8			from st2common.service_setup import setup as common_setup
9			from st2common.service_setup import teardown as common_teardown
10
11			LOG = logging.getLogger(__name__)
12
13
14			eventlet.monkey_patch(
15			os=True,
16			select=True,
17			socket=True,
18			thread=False if '--use-debugger' in sys.argv else True,
19			time=True)
20
21
22			def _setup():
23			common_setup(service='actionrunner', config=config, setup_db=True, register_mq_exchanges=True,
24			register_signal_handlers=True)
25
26
27			def _run_worker():
28			LOG.info('(PID=%s) Worker started.', os.getpid())
29
30			components = [
31			scheduler.get_scheduler(),
32			worker.get_worker()
33			]
34
35			try:
36			for component in components:
37			component.start()
38
39			for component in components:
40			component.wait()
41			except (KeyboardInterrupt, SystemExit):
42			LOG.info('(PID=%s) Worker stopped.', os.getpid())
43
44			errors = False
45
46			for component in components:
47			try:
48			component.shutdown()
49			except:
50			LOG.exception('Unable to shutdown %s.', component.__class__.__name__)
51			errors = True
52
53			if errors:
54			return 1
55			except:
56			LOG.exception('(PID=%s) Worker unexpectedly stopped.', os.getpid())
57			return 1
58
59			return 0
60
61
62			def _teardown():
63			common_teardown()
64
65
66			def main():
67			try:
68			_setup()
69			return _run_worker()
70			except SystemExit as exit_code:
71			sys.exit(exit_code)
72			except:
73			LOG.exception('(PID=%s) Worker quit due to exception.', os.getpid())
74			return 1
75			finally:
76			_teardown()
77

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