def from_config(cls, name: str, config: dict, io: IO) -> 'ConfiguredCheck':
quiet_periods = config.get('quiet_periods', [])
if not isinstance(quiet_periods, list):
raise ConfigurationException.from_quiet_periods_should_be_a_list_error(
)
if quiet_periods:
for period in quiet_periods:
period: dict
if "starts" not in period or "duration" not in period:
raise ConfigurationException.from_quiet_periods_invalid_structure(
)
# cache life time is disabled
if "results_cache_time" not in config or not config.get(
'results_cache_time'):
io.debug('results_cache_time not configured for {}'.format(name))
return cls(name=name,
check_type=config.get('type'),
description=config.get('description', ''),
input_variables=config.get('input', {}),
hooks=config.get('hooks', {}),
quiet_periods=quiet_periods,
results_cache_time=int(config.get('results_cache_time'))
if "results_cache_time" in config else None,
io=io)
def _notify_hooks(hooks: dict, exit_status: bool, io: IO) -> str:
mapping = {True: 'on_each_up', False: 'on_each_down'}
out = ""
if exit_status in mapping and mapping[exit_status] in hooks:
commands = hooks[mapping[exit_status]]
if type(commands).__name__ != 'list':
raise RunnerException.from_expected_list_of_hooks(
mapping[exit_status])
for command in commands:
io.debug('Triggering hook command "{}"'.format(command))
try:
out += subprocess.check_output(
command, shell=True,
timeout=1800).decode('utf-8').strip()
except subprocess.CalledProcessError as e:
io.error(
'Cannot execute hook command "{cmd}". Error: {err}'.
format(cmd=command, err=str(e.output) + str(e.stderr)))
except subprocess.TimeoutExpired:
io.error(
'Cannot execute hook command "{cmd}. Timed out while executing command"'
.format(cmd=command))
except Exception:
io.error(
'Cannot execute hook command "{cmd}. Unknown error"'.
format(cmd=command))
return out
