def update(self) -> 'Alert': now = datetime.utcnow() self.previous_severity = db.get_severity(self) self.trend_indication = alarm_model.trend(self.previous_severity, self.severity) status, _, previous_status = self._get_hist_info() _, new_status = alarm_model.transition(alert=self, current_status=status, previous_status=previous_status) self.duplicate_count = 0 self.repeat = False self.receive_time = now self.last_receive_id = self.id self.last_receive_time = now history = [ History(id=self.id, event=self.event, severity=self.severity, status=new_status, value=self.value, text='correlated alert', change_type='severity', update_time=self.create_time) ] if new_status != status: status_change_hook.send(self, status=new_status, text=self.text) self.status = new_status return Alert.from_db(db.correlate_alert(self, history))
def create(self) -> 'Alert': trend_indication = alarm_model.trend( alarm_model.DEFAULT_PREVIOUS_SEVERITY, self.severity) _, self.status = alarm_model.transition(alert=self) self.duplicate_count = 0 self.repeat = False self.previous_severity = alarm_model.DEFAULT_PREVIOUS_SEVERITY self.trend_indication = trend_indication self.receive_time = datetime.utcnow() self.last_receive_id = self.id self.last_receive_time = self.receive_time self.history = [ History(id=self.id, event=self.event, severity=self.severity, status=self.status, value=self.value, text='new alert', change_type='new', update_time=self.create_time) ] return Alert.from_db(db.create_alert(self))
def create(self) -> 'Alert': now = datetime.utcnow() trend_indication = alarm_model.trend(alarm_model.DEFAULT_PREVIOUS_SEVERITY, self.severity) _, self.status = alarm_model.transition( alert=self ) self.duplicate_count = 0 self.repeat = False self.previous_severity = alarm_model.DEFAULT_PREVIOUS_SEVERITY self.trend_indication = trend_indication self.receive_time = now self.last_receive_id = self.id self.last_receive_time = now self.update_time = now self.history = [History( id=self.id, event=self.event, severity=self.severity, status=self.status, value=self.value, text='new alert', change_type='new', update_time=self.create_time, user=g.login )] return Alert.from_db(db.create_alert(self))
def from_action(self, action: str, text: str='', timeout: int=None) -> 'Alert': self.timeout = timeout or current_app.config['ALERT_TIMEOUT'] status, _, previous_status = self._get_hist_info(action) new_severity, new_status = alarm_model.transition( alert=self, current_status=status, previous_status=previous_status, action=action ) history = [History( id=self.id, event=self.event, severity=new_severity, status=new_status, value=self.value, text=text, change_type=action, update_time=datetime.utcnow() )] status_change_hook.send(self, status=new_status, text=text) return Alert.from_db(db.set_alert( id=self.id, severity=new_severity, status=new_status, tags=self.tags, attributes=self.attributes, timeout=timeout, previous_severity=self.severity if new_severity != self.severity else self.previous_severity, history=history) )
def from_action(self, action: str, text: str = '', timeout: int = None) -> 'Alert': self.timeout = timeout or current_app.config['ALERT_TIMEOUT'] previous_status = db.get_status(self) severity, status = alarm_model.transition( previous_severity=self.previous_severity, current_severity=self.severity, previous_status=previous_status, current_status=self.status, action=action) history = History(id=self.id, event=self.event, severity=self.severity if self.previous_severity != self.severity else None, status=self.status, text=text, change_type='action', update_time=datetime.utcnow()) return Alert.from_db( db.set_alert(self.id, severity, status, self.tags, self.attributes, timeout, history))
def deduplicate(self) -> 'Alert': now = datetime.utcnow() previous_status, previous_value = db.get_status_and_value(self) _, self.status = alarm_model.transition( previous_severity=self.severity, current_severity=self.severity, previous_status=previous_status, current_status=self.status) self.repeat = True self.last_receive_id = self.id self.last_receive_time = now from typing import Optional # noqa if self.status != previous_status: history = History( id=self.id, event=self.event, status=self.status, text='duplicate alert with status change', change_type='status', update_time=self.create_time) # type: Optional[History] elif current_app.config[ 'HISTORY_ON_VALUE_CHANGE'] and self.value != previous_value: history = History(id=self.id, event=self.event, value=self.value, text='duplicate alert with value change', change_type='value', update_time=self.create_time) else: history = None return Alert.from_db(db.dedup_alert(self, history))
def from_action(self, action: str, text: str = '', timeout: int = None) -> 'Alert': now = datetime.utcnow() status, _, previous_status, previous_timeout = self._get_hist_info( action) if action in ['unack', 'unshelve', 'timeout']: timeout = timeout or previous_timeout if action in ['ack', 'unack']: timeout = timeout or current_app.config['ACK_TIMEOUT'] elif action in ['shelve', 'unshelve']: timeout = timeout or current_app.config['SHELVE_TIMEOUT'] else: timeout = timeout or self.timeout or current_app.config[ 'ALERT_TIMEOUT'] new_severity, new_status = alarm_model.transition( alert=self, current_status=status, previous_status=previous_status, action=action) r = status_change_hook.send(self, status=new_status, text=text) _, (_, new_status, text) = r[0] try: change_type = ChangeType(action) except ValueError: change_type = ChangeType.action history = [ History(id=self.id, event=self.event, severity=new_severity, status=new_status, value=self.value, text=text, change_type=change_type, update_time=now, user=g.login, timeout=timeout) ] return Alert.from_db( db.set_alert( id=self.id, severity=new_severity, status=new_status, tags=self.tags, attributes=self.attributes, timeout=self.timeout, previous_severity=self.severity if new_severity != self.severity else self.previous_severity, update_time=now, history=history))
def deduplicate(self, duplicate_of) -> 'Alert': now = datetime.utcnow() status, previous_value, previous_status, _ = self._get_hist_info() _, new_status = alarm_model.transition(alert=self, current_status=status, previous_status=previous_status) self.repeat = True self.last_receive_id = self.id self.last_receive_time = now if new_status != status: r = status_change_hook.send(duplicate_of, status=new_status, text=self.text) _, (_, new_status, text) = r[0] self.update_time = now history = History( id=self.id, event=self.event, severity=self.severity, status=new_status, value=self.value, text=text, change_type=ChangeType.status, update_time=self.create_time, user=g.login, timeout=self.timeout, ) # type: Optional[History] elif current_app.config[ 'HISTORY_ON_VALUE_CHANGE'] and self.value != previous_value: history = History( id=self.id, event=self.event, severity=self.severity, status=status, value=self.value, text=self.text, change_type=ChangeType.value, update_time=self.create_time, user=g.login, timeout=self.timeout, ) else: history = None self.status = new_status return Alert.from_db(db.dedup_alert(self, history))
def deduplicate(self, duplicate_of) -> 'Alert': now = datetime.utcnow() status, previous_value, previous_status = self._get_hist_info() _, new_status = alarm_model.transition( alert=self, current_status=status, previous_status=previous_status ) self.repeat = True self.last_receive_id = self.id self.last_receive_time = now if new_status != status: text = 'duplicate alert (with status change)' r = status_change_hook.send(duplicate_of, status=new_status, text=text) _, (_, new_status, text) = r[0] self.update_time = now history = History( id=self.id, event=self.event, severity=self.severity, status=new_status, value=self.value, text=text, change_type='status', update_time=self.create_time, user=g.login, ) # type: Optional[History] elif current_app.config['HISTORY_ON_VALUE_CHANGE'] and self.value != previous_value: history = History( id=self.id, event=self.event, severity=self.severity, status=status, value=self.value, text='duplicate alert (with value change)', change_type='value', update_time=self.create_time, user=g.login ) else: history = None self.status = new_status return Alert.from_db(db.dedup_alert(self, history))
def deduplicate(self) -> 'Alert': now = datetime.utcnow() status, previous_value, previous_status = self._get_hist_info() _, new_status = alarm_model.transition( alert=self, current_status=status, previous_status=previous_status ) self.repeat = True self.last_receive_id = self.id self.last_receive_time = now if new_status != status: history = History( id=self.id, event=self.event, severity=self.severity, status=new_status, value=self.value, text='duplicate alert (with status change)', change_type='status', update_time=self.create_time, user=g.user, ) # type: Optional[History] self.update_time = now status_change_hook.send(self, status=new_status, text=self.text) elif current_app.config['HISTORY_ON_VALUE_CHANGE'] and self.value != previous_value: history = History( id=self.id, event=self.event, severity=self.severity, status=status, value=self.value, text='duplicate alert (with value change)', change_type='value', update_time=self.create_time, user=g.user ) else: history = None self.status = new_status return Alert.from_db(db.dedup_alert(self, history))
def update(self, correlate_with) -> 'Alert': now = datetime.utcnow() self.previous_severity = db.get_severity(self) self.trend_indication = alarm_model.trend(self.previous_severity, self.severity) status, _, previous_status, _ = self._get_hist_info() _, new_status = alarm_model.transition(alert=self, current_status=status, previous_status=previous_status) self.duplicate_count = 0 self.repeat = False self.receive_time = now self.last_receive_id = self.id self.last_receive_time = now if new_status != status: r = status_change_hook.send(correlate_with, status=new_status, text=self.text) _, (_, new_status, text) = r[0] self.update_time = now else: text = self.text history = [ History(id=self.id, event=self.event, severity=self.severity, status=new_status, value=self.value, text=text, change_type=ChangeType.severity, update_time=self.create_time, user=g.login, timeout=self.timeout) ] self.status = new_status return Alert.from_db(db.correlate_alert(self, history))
def update(self) -> 'Alert': now = datetime.utcnow() self.previous_severity = db.get_severity(self) previous_status = db.get_status(self) self.trend_indication = alarm_model.trend(self.previous_severity, self.severity) _, self.status = alarm_model.transition( previous_severity=self.previous_severity, current_severity=self.severity, previous_status=previous_status, current_status=self.status ) self.duplicate_count = 0 self.repeat = False self.receive_time = now self.last_receive_id = self.id self.last_receive_time = now history = [History( id=self.id, event=self.event, severity=self.severity, value=self.value, text=self.text, change_type='severity', update_time=self.create_time )] if self.status != previous_status: history.append(History( id=self.id, event=self.event, status=self.status, text='correlated alert status change', change_type='status', update_time=self.create_time )) return Alert.from_db(db.correlate_alert(self, history))
def from_action(self, action: str, text: str='', timeout: int=None) -> 'Alert': now = datetime.utcnow() self.timeout = timeout or current_app.config['ALERT_TIMEOUT'] status, _, previous_status = self._get_hist_info(action) new_severity, new_status = alarm_model.transition( alert=self, current_status=status, previous_status=previous_status, action=action ) r = status_change_hook.send(self, status=new_status, text=text) _, (_, new_status, text) = r[0] history = [History( id=self.id, event=self.event, severity=new_severity, status=new_status, value=self.value, text=text, change_type=action, update_time=now, user=g.login )] return Alert.from_db(db.set_alert( id=self.id, severity=new_severity, status=new_status, tags=self.tags, attributes=self.attributes, timeout=timeout, previous_severity=self.severity if new_severity != self.severity else self.previous_severity, update_time=now, history=history) )
def update(self, correlate_with) -> 'Alert': now = datetime.utcnow() self.previous_severity = db.get_severity(self) self.trend_indication = alarm_model.trend(self.previous_severity, self.severity) status, _, previous_status = self._get_hist_info() _, new_status = alarm_model.transition( alert=self, current_status=status, previous_status=previous_status ) self.duplicate_count = 0 self.repeat = False self.receive_time = now self.last_receive_id = self.id self.last_receive_time = now text = 'correlated alert' if new_status != status: r = status_change_hook.send(correlate_with, status=new_status, text=text) _, (_, new_status, text) = r[0] self.update_time = now history = [History( id=self.id, event=self.event, severity=self.severity, status=new_status, value=self.value, text=text, change_type='severity', update_time=self.create_time, user=g.login )] self.status = new_status return Alert.from_db(db.correlate_alert(self, history))
def from_action(self, action: str, text: str = '', timeout: int = None) -> 'Alert': self.timeout = timeout or current_app.config['ALERT_TIMEOUT'] previous_status = db.get_status(self) new_severity, new_status = alarm_model.transition( previous_severity=self.previous_severity, current_severity=self.severity, previous_status=previous_status, current_status=self.status, action=action) history = [] if new_severity != self.previous_severity: history.append( History(id=self.id, event=self.event, severity=new_severity, text=text, change_type='action', update_time=datetime.utcnow())) if new_status != previous_status: history_text = 'alert status change from action' history.append( History(id=self.id, event=self.event, status=new_status, text=history_text, change_type='action', update_time=datetime.utcnow())) status_change_hook.send(self, status=new_status, text=history_text) return Alert.from_db( db.set_alert(self.id, new_severity, new_status, self.tags, self.attributes, timeout, history))