alerta-contrib/plugins/matrix/alerta_matrix.py
2023-03-21 00:15:34 +01:00

103 lines
2.9 KiB
Python

import json
import logging
import os
import urllib
import requests
from alerta.plugins import PluginBase
try:
from alerta.plugins import app # alerta >= 5.0
except ImportError:
from alerta.app import app # alerta < 5.0
LOG = logging.getLogger('alerta.plugins.matrix')
MATRIX_HOMESERVER_URL = [
os.environ.get('MATRIX_HOMESERVER') or app.config['MATRIX_HOMESERVER'],
'/_matrix/client/r0/rooms/',
urllib.parse.quote(os.environ.get('MATRIX_ROOM')
or app.config['MATRIX_ROOM'], ':'), # noqa: W503
'/send/m.room.message'
]
MATRIX_ACCESS_TOKEN = os.environ.get(
'MATRIX_ACCESS_TOKEN') or app.config['MATRIX_ACCESS_TOKEN']
MATRIX_MESSAGE_TYPE = os.environ.get(
'MATRIX_MESSAGE_TYPE') or app.config.get('MATRIX_MESSAGE_TYPE', 'notice')
MATRIX_MESSAGE_TYPES = {
'notice': 'm.notice',
'text': 'm.text'
}
DASHBOARD_URL = os.environ.get(
'DASHBOARD_URL') or app.config.get('DASHBOARD_URL', '')
SEVERITY_ICON = {
'critical': '🔴 ',
'warning': '⚠️ ',
'ok': '',
'cleared': '',
'normal': '',
}
class SendMessage(PluginBase):
def pre_receive(self, alert):
return alert
def post_receive(self, alert):
if alert.repeat:
return
severity = SEVERITY_ICON.get(alert.severity, '')
body = '{}{}: {} alert for {} \n{} - {} - {} \n{} \nDate: {}'.format(
severity,
alert.environment,
alert.severity.capitalize(),
','.join(alert.service),
alert.resource,
alert.event,
alert.value,
alert.text,
alert.create_time,
)
formatted_body = "{}<strong>{}: {} alert for {} </br>{} - {} - {} </strong></br>{} </br><strong>Date: </strong> {} | <a rel='noopener' href='{}/#/alert/{}'>View alert</a>".format(
severity,
alert.environment,
alert.severity.capitalize(),
','.join(alert.service),
alert.resource,
alert.event,
alert.value,
alert.text,
alert.create_time,
DASHBOARD_URL,
alert.id,
)
payload = {
'msgtype': MATRIX_MESSAGE_TYPES.get(MATRIX_MESSAGE_TYPE, 'm.notice'),
'format': 'org.matrix.custom.html',
'body': body,
'formatted_body': formatted_body,
}
LOG.debug('Matrix: %s', payload)
try:
r = requests.post(
''.join(MATRIX_HOMESERVER_URL),
headers={'Authorization': 'Bearer ' + MATRIX_ACCESS_TOKEN},
data=json.dumps(payload).encode('utf-8'),
timeout=2,
)
except Exception as e:
raise RuntimeError('Matrix: ERROR - %s' % e)
LOG.debug('Matrix: %s - %s', r.status_code, r.text)
def status_change(self, alert, status, text):
return