def it_times_out():
assert_command(
('pgctl-2015', 'start'),
'''\
==> playground/slow-startup/stdout.log <==
==> playground/slow-startup/stderr.log <==
''',
'''\
[pgctl] Starting: slow-startup
[pgctl] ERROR: 'slow-startup' timed out at 2 seconds: not ready
[pgctl] Stopping: slow-startup
[pgctl] Stopped: slow-startup
[pgctl] ERROR: Some services failed to start: slow-startup
''',
1
)
assert_svstat('playground/slow-startup', state=SvStat.UNSUPERVISED)
assert_command(
('pgctl-2015', 'log'),
'''\
==> playground/slow-startup/stdout.log <==
==> playground/slow-startup/stderr.log <==
pgctl-poll-ready: timeout while waiting for ready
''',
'',
0,
)
def it_times_out():
assert_command(
('pgctl-2015', 'start'),
'''\
''',
'''\
[pgctl] Starting: slow-startup
[pgctl] ERROR: service 'slow-startup' failed to start after {TIME} seconds, its status is up (pid {PID}) {TIME} seconds
==> playground/slow-startup/log <==
[pgctl] Stopping: slow-startup
[pgctl] Stopped: slow-startup
[pgctl] ERROR: Some services failed to start: slow-startup
''',
1,
norm=norm.pgctl,
)
assert_svstat('playground/slow-startup', state=SvStat.UNSUPERVISED)
assert_command(
('pgctl-2015', 'log'),
'''\
==> playground/slow-startup/log <==
{TIMESTAMP} pgctl-poll-ready: service is stopping -- quitting the poll
''',
'',
0,
norm=norm.pgctl,
)
def it_times_out():
assert_command(
('pgctl', 'start'),
'''\
''',
'''\
[pgctl] Starting: slow-startup
[pgctl] ERROR: service 'slow-startup' failed to start after {TIME} seconds, its status is up (pid {PID}) {TIME} seconds
==> playground/slow-startup/log <==
[pgctl] Stopping: slow-startup
[pgctl] Stopped: slow-startup
[pgctl]
[pgctl] There might be useful information further up in the log; you can view it by running:
[pgctl] less +G playground/slow-startup/log
[pgctl] ERROR: Some services failed to start: slow-startup
''',
1,
norm=norm.pgctl,
)
assert_svstat('playground/slow-startup', state=SvStat.UNSUPERVISED)
assert_command(
('pgctl', 'log'),
'''\
==> playground/slow-startup/log <==
{TIMESTAMP} pgctl-poll-ready: service is stopping -- quitting the poll
''',
'',
0,
norm=norm.pgctl,
)
def it_fails_by_leaking_runaway_process_on_stop(self):
check_call(('pgctl', 'start'))
assert_svstat('playground/sweet', state='up')
assert_command(
('pgctl', 'stop'),
'',
'''\
[pgctl] Stopping: sweet
[pgctl] ERROR: service 'sweet' failed to stop after {TIME} seconds, these runaway processes did not stop:
{PS-HEADER}
{PS-STATS} sleep 2.5
There are two ways you can fix this:
* temporarily: pgctl stop sweet --force
* permanently: http://pgctl.readthedocs.org/en/latest/user/quickstart.html#writing-playground-services
==> playground/sweet/logs/current <==
{TIMESTAMP} sweet
{TIMESTAMP} sweet_error
[pgctl]
[pgctl] There might be useful information further up in the log; you can view it by running:
[pgctl] less +G playground/sweet/logs/current
[pgctl] ERROR: Some services failed to stop: sweet
''',
1,
norm=norm.pgctl,
)
def it_times_out():
assert_command(
('pgctl-2015', 'start'),
'''\
''',
'''\
[pgctl] Starting: slow-startup
[pgctl] ERROR: service 'slow-startup' failed to start after {TIME} seconds, its status is up (pid {PID}) {TIME} seconds
==> playground/slow-startup/log <==
[pgctl] Stopping: slow-startup
[pgctl] Stopped: slow-startup
[pgctl]
[pgctl] There might be useful information further up in the log; you can view it by running:
[pgctl] less +G playground/slow-startup/log
[pgctl] ERROR: Some services failed to start: slow-startup
''',
1,
norm=norm.pgctl,
)
assert_svstat('playground/slow-startup', state=SvStat.UNSUPERVISED)
assert_command(
('pgctl-2015', 'log'),
'''\
==> playground/slow-startup/log <==
{TIMESTAMP} pgctl-poll-ready: service is stopping -- quitting the poll
''',
'',
0,
norm=norm.pgctl,
)
def it_can_succeed():
import mock
with mock.patch.dict(os.environ, [('PGCTL_TIMEOUT', '5')]):
assert_command(
('pgctl-2015', 'start'),
'',
'[pgctl] Starting: slow-startup\n[pgctl] Started: slow-startup\n',
0
)
assert_svstat('playground/slow-startup', state='ready')
def it_can_succeed():
from mock import patch, ANY
with patch.dict(os.environ, [('PGCTL_TIMEOUT', str(SLOW_STARTUP_TIME))]):
assert_command(
('pgctl', 'start'),
'',
#'[pgctl] Starting: slow-startup\n[pgctl] Started: slow-startup\n',
ANY,
0)
assert_svstat('playground/slow-startup', state='ready')
def it_can_succeed():
from mock import patch, ANY
with patch.dict(os.environ, [('PGCTL_TIMEOUT', str(SLOW_STARTUP_TIME))]):
assert_command(
('pgctl-2015', 'start'),
'',
#'[pgctl] Starting: slow-startup\n[pgctl] Started: slow-startup\n',
ANY,
0
)
assert_svstat('playground/slow-startup', state='ready')
def it_is_just_stop_then_start(self, in_example_dir):
assert_command(
('pgctl', 'restart', 'sleep'),
'',
'''\
[pgctl] Already stopped: sleep
[pgctl] Starting: sleep
[pgctl] Started: sleep
''',
0,
)
assert_svstat('playground/sleep', state='up')
def it_is_just_stop_then_start(self, in_example_dir):
assert_command(
('pgctl', 'restart', 'sleep'),
'',
'''\
[pgctl] Already stopped: sleep
[pgctl] Starting: sleep
[pgctl] Started: sleep
''',
0,
)
assert_svstat('playground/sleep', state='up')
def it_is_just_stop_then_start(self, in_example_dir):
assert_command(
("pgctl-2015", "restart", "sleep"),
"",
"""\
[pgctl] Stopping: sleep
[pgctl] Stopped: sleep
[pgctl] Starting: sleep
[pgctl] Started: sleep
""",
0,
)
assert_svstat("playground/sleep", state="up")
def it_fails_by_default(self):
check_call(('pgctl-2015', 'start'))
assert_svstat('playground/sweet', state='up')
assert_command(
('pgctl-2015', 'stop'),
'''\
==> playground/sweet/stdout.log <==
sweet
==> playground/sweet/stderr.log <==
sweet_error
''',
S(self.LOCKERROR.format(service='sweet', time='1\\.5', cmd='sleep 2\\.25')),
1,
)
def it_also_works_when_up(self, in_example_dir):
check_call(('pgctl', 'start', 'sleep'))
assert_svstat('playground/sleep', state='up')
assert_command(
('pgctl', 'restart', 'sleep'),
'',
'''\
[pgctl] Stopping: sleep
[pgctl] Stopped: sleep
[pgctl] Starting: sleep
[pgctl] Started: sleep
''',
0,
)
assert_svstat('playground/sleep', state='up')
def it_also_works_when_up(self, in_example_dir):
check_call(('pgctl', 'start', 'sleep'))
assert_svstat('playground/sleep', state='up')
assert_command(
('pgctl', 'restart', 'sleep'),
'',
'''\
[pgctl] Stopping: sleep
[pgctl] Stopped: sleep
[pgctl] Starting: sleep
[pgctl] Started: sleep
''',
0,
)
assert_svstat('playground/sleep', state='up')
def it_succeeds_on_second_stop_after_some_delay(self):
check_call(('pgctl', 'start'))
assert_svstat('playground/sweet', state='up')
with pytest.raises(subprocess.CalledProcessError):
check_call(('pgctl', 'stop'))
time.sleep(3)
assert_command(
('pgctl', 'stop'),
'',
'''\
[pgctl] Already stopped: sweet
''',
0,
norm=norm.pgctl,
)
def it_fails_by_default(self):
check_call(('pgctl-2015', 'start'))
assert_svstat('playground/sweet', state='up')
assert_command(
('pgctl-2015', 'stop'),
'',
'''\
[pgctl] Stopping: sweet
[pgctl] ERROR: service 'sweet' failed to stop after {TIME} seconds, its status is ready (pid {PID}) {TIME} seconds
==> playground/sweet/log <==
{TIMESTAMP} sweet
{TIMESTAMP} sweet_error
[pgctl] ERROR: Some services failed to stop: sweet
''',
1,
norm=norm.pgctl,
)
def it_stops_multiple_services(self, in_example_dir):
check_call(('pgctl-2015', 'start', 'sleep', 'tail'))
assert_svstat('playground/sleep', state='up')
assert_svstat('playground/tail', state='up')
check_call(('pgctl-2015', 'stop', 'sleep', 'tail'))
assert_svstat('playground/sleep', state=SvStat.UNSUPERVISED)
assert_svstat('playground/tail', state=SvStat.UNSUPERVISED)
def it_stops_multiple_services(self, in_example_dir):
check_call(('pgctl', 'start', 'sleep', 'tail'))
assert_svstat('playground/sleep', state='up')
assert_svstat('playground/tail', state='up')
check_call(('pgctl', 'stop', 'sleep', 'tail'))
assert_svstat('playground/sleep', state=SvStat.UNSUPERVISED)
assert_svstat('playground/tail', state=SvStat.UNSUPERVISED)
def it_stops_multiple_services(self, in_example_dir):
check_call(("pgctl-2015", "start", "sleep", "tail"))
assert_svstat("playground/sleep", state="up")
assert_svstat("playground/tail", state="up")
check_call(("pgctl-2015", "stop", "sleep", "tail"))
assert_svstat("playground/sleep", state=SvStat.UNSUPERVISED)
assert_svstat("playground/tail", state=SvStat.UNSUPERVISED)
def it_fails_by_default(self):
check_call(('pgctl-2015', 'start'))
assert_svstat('playground/sweet', state='up')
assert_command(
('pgctl-2015', 'stop'),
'''\
==> playground/sweet/stdout.log <==
sweet
==> playground/sweet/stderr.log <==
sweet_error
''',
S(
self.LOCKERROR.format(service='sweet',
time='1\\.5',
cmd='sleep 2\\.25')),
1,
)
def it_succeeds_on_forceful_stop(self):
check_call(('pgctl', 'start'))
assert_svstat('playground/sweet', state='up')
assert_command(
('pgctl', 'stop', '--force'),
'',
'''\
[pgctl] Stopping: sweet
[pgctl] WARNING: Killing these runaway processes at user's request (--force):
{PS-HEADER}
{PS-STATS} sleep 2.5
Learn why they did not stop: http://pgctl.readthedocs.org/en/latest/user/quickstart.html#writing-playground-services
[pgctl] Stopped: sweet
''',
0,
norm=norm.pgctl,
)
def it_fails_by_default(self):
check_call(('pgctl', 'start'))
assert_svstat('playground/sweet', state='up')
assert_command(
('pgctl', 'stop'),
'',
'''\
[pgctl] Stopping: sweet
[pgctl] ERROR: service 'sweet' failed to stop after {TIME} seconds, its status is ready (pid {PID}) {TIME} seconds
==> playground/sweet/log <==
{TIMESTAMP} sweet
{TIMESTAMP} sweet_error
[pgctl]
[pgctl] There might be useful information further up in the log; you can view it by running:
[pgctl] less +G playground/sweet/log
[pgctl] ERROR: Some services failed to stop: sweet
''',
1,
norm=norm.pgctl,
)
def it_fails_by_default(self):
check_call(('pgctl', 'start'))
assert_svstat('playground/sweet', state='up')
assert_command(
('pgctl', 'stop'),
'',
'''\
[pgctl] Stopping: sweet
[pgctl] ERROR: service 'sweet' failed to stop after {TIME} seconds, its status is ready (pid {PID}) {TIME} seconds
==> playground/sweet/logs/current <==
{TIMESTAMP} sweet
{TIMESTAMP} sweet_error
[pgctl]
[pgctl] There might be useful information further up in the log; you can view it by running:
[pgctl] less +G playground/sweet/logs/current
[pgctl] ERROR: Some services failed to stop: sweet
''',
1,
norm=norm.pgctl,
)
def it_can_shut_down_successfully(self):
# if we configure it to wait a bit longer, it works fine
with open('playground/sweet/timeout-stop', 'w') as timeout:
timeout.write('3')
check_call(('pgctl-2015', 'start'))
assert_svstat('playground/sweet', state='up')
check_call(('pgctl-2015', 'restart'))
assert_svstat('playground/sweet', state='up')
check_call(('pgctl-2015', 'stop'))
assert_svstat('playground/sweet', state=SvStat.UNSUPERVISED)
def it_can_shut_down_successfully(self):
# if we configure it to wait a bit longer, it works fine
with open('playground/sweet/timeout-stop', 'w') as timeout:
timeout.write('3')
check_call(('pgctl', 'start'))
assert_svstat('playground/sweet', state='up')
check_call(('pgctl', 'restart'))
assert_svstat('playground/sweet', state='up')
check_call(('pgctl', 'stop'))
assert_svstat('playground/sweet', state=SvStat.UNSUPERVISED)
def it_disables_polling_heartbeat():
from mock import patch
with patch.dict(os.environ, [('PGCTL_TIMEOUT', '5')]):
proc = Popen(('pgctl-2015', 'debug', 'slow-startup'), stdin=open(os.devnull), stdout=PIPE, stderr=PIPE)
from testing.assertions import wait_for
wait_for(lambda: assert_svstat('playground/slow-startup', state='ready'))
check_call(('pgctl-2015', 'stop'))
stdout, stderr = proc.communicate()
stdout, stderr = stdout.decode('UTF-8'), stderr.decode('UTF-8')
assert stderr == '''\
[pgctl] Stopping: slow-startup
[pgctl] Stopped: slow-startup
pgctl-poll-ready: service's ready check succeeded
pgctl-poll-ready: heartbeat is disabled during debug -- quitting
'''
assert stdout == ''
assert proc.returncode == 0
def it_works_with_nothing_running(self, in_example_dir):
assert_svstat('playground/greeter', state=SvStat.UNSUPERVISED)
self.assert_works_interactively()
def it_first_stops_the_background_service_if_running(self, in_example_dir):
check_call(('pgctl-2015', 'start', 'greeter'))
assert_svstat('playground/greeter', state='up')
self.assert_works_interactively()
def it_does_stop(self, in_example_dir):
check_call(('pgctl-2015', 'start', 'sleep'))
check_call(('pgctl-2015', 'stop', 'sleep'))
assert_svstat('playground/sleep', state=SvStat.UNSUPERVISED)
def it_is_ready():
assert_svstat('playground/unreliable', state='ready')
def it_is_ready():
assert_svstat('playground/slow-startup', state='ready')
def it_starts_everything_with_no_arguments_no_config(self, in_example_dir, request):
check_call(("pgctl-2015", "start"))
assert_svstat("playground/sleep", state="up")
assert_svstat("playground/tail", state="up")
def it_starts_everything_with_no_arguments_no_config(
self, in_example_dir, request):
check_call(('pgctl', 'start'))
assert_svstat('playground/sleep', state='up')
assert_svstat('playground/tail', state='up')
def it_only_starts_the_indicated_services(self, in_example_dir, request):
check_call(('pgctl', 'start', 'sleep'))
assert_svstat('playground/sleep', state='up')
assert_svstat('playground/tail', state=SvStat.UNSUPERVISED)
def it_starts_multiple_services(self, in_example_dir, request):
check_call(('pgctl', 'start', 'sleep', 'tail'))
assert_svstat('playground/sleep', state='up')
assert_svstat('playground/tail', state='up')
def it_does_stop(self, in_example_dir):
check_call(('pgctl', 'start', 'sleep'))
check_call(('pgctl', 'stop', 'sleep'))
assert_svstat('playground/sleep', state=SvStat.UNSUPERVISED)
def it_also_works_when_up(self, in_example_dir):
check_call(('pgctl', 'start', 'sleep'))
assert_svstat('playground/sleep', state='up')
self.it_is_just_stop_then_start(in_example_dir)
def it_only_starts_the_indicated_services(self, in_example_dir, request):
check_call(('pgctl-2015', 'start', 'sleep'))
assert_svstat('playground/sleep', state='up')
assert_svstat('playground/tail', state=SvStat.UNSUPERVISED)
def it_works_with_nothing_running():
assert_svstat('playground/greeter', state=SvStat.UNSUPERVISED)
assert_works_interactively()
def it_works_with_nothing_running():
assert_svstat('playground/greeter', state=SvStat.UNSUPERVISED)
assert_works_interactively()
def it_first_stops_the_background_service_if_running(self, in_example_dir):
check_call(('pgctl-2015', 'start', 'greeter'))
assert_svstat('playground/greeter', state='up')
self.assert_works_interactively()
def it_stopped():
assert_svstat('playground/slow-startup', state=SvStat.UNSUPERVISED)
def it_also_works_when_up(self, in_example_dir):
check_call(('pgctl-2015', 'start', 'sleep'))
assert_svstat('playground/sleep', state='up')
self.it_is_just_stop_then_start(in_example_dir)
def it_works_with_nothing_running(self, in_example_dir):
assert_svstat('playground/greeter', state=SvStat.UNSUPERVISED)
self.assert_works_interactively()
def it_starts_multiple_services(self, in_example_dir, request):
check_call(('pgctl-2015', 'start', 'sleep', 'tail'))
assert_svstat('playground/sleep', state='up')
assert_svstat('playground/tail', state='up')
def it_also_works_when_up(self, in_example_dir):
check_call(("pgctl-2015", "start", "sleep"))
assert_svstat("playground/sleep", state="up")
self.it_is_just_stop_then_start(in_example_dir)
def it_starts_everything_with_no_arguments_no_config(self, in_example_dir, request):
check_call(('pgctl-2015', 'start'))
assert_svstat('playground/sleep', state='up')
assert_svstat('playground/tail', state='up')
def it_only_starts_the_indicated_services(self, in_example_dir, request):
check_call(("pgctl-2015", "start", "sleep"))
assert_svstat("playground/sleep", state="up")
assert_svstat("playground/tail", state=SvStat.UNSUPERVISED)
def it_first_stops_the_background_service_if_running():
check_call(('pgctl', 'start', 'greeter'))
assert_svstat('playground/greeter', state='up')
assert_works_interactively()
def it_starts_multiple_services(self, in_example_dir, request):
check_call(("pgctl-2015", "start", "sleep", "tail"))
assert_svstat("playground/sleep", state="up")
assert_svstat("playground/tail", state="up")
