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https://github.com/alerta/alerta.git
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69bebd3ded
* Push app config to plugin methods for per-alert config * Add get_config() helper method to plugins * Explicitly pass kwargs to avoid race conditions using self * Test config variable precedence
43 lines
1.5 KiB
Python
43 lines
1.5 KiB
Python
import logging
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from alerta.exceptions import BlackoutPeriod
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from alerta.plugins import PluginBase
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LOG = logging.getLogger('alerta.plugins')
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class BlackoutHandler(PluginBase):
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"""
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Default suppression blackout handler will drop alerts that match a blackout
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period and will return a 202 Accept HTTP status code.
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If "NOTIFICATION_BLACKOUT" is set to ``True`` then the alert is processed
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but alert status is set to "blackout" and the alert will not be passed to
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any plugins for further notification.
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"""
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def pre_receive(self, alert, **kwargs):
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NOTIFICATION_BLACKOUT = self.get_config('NOTIFICATION_BLACKOUT', default=True, type=bool, **kwargs)
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if self.get_config('ALARM_MODEL', **kwargs) == 'ALERTA':
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status = 'blackout'
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else:
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status = 'OOSRV' # ISA_18_2
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if alert.is_blackout():
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if NOTIFICATION_BLACKOUT:
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LOG.debug('Set status to "{}" during blackout period (id={})'.format(status, alert.id))
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alert.status = status
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else:
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LOG.debug('Suppressed alert during blackout period (id={})'.format(alert.id))
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raise BlackoutPeriod('Suppressed alert during blackout period')
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return alert
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def post_receive(self, alert, **kwargs):
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return
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def status_change(self, alert, status, text, **kwargs):
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return
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def take_action(self, alert, action, text, **kwargs):
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raise NotImplementedError
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