alertmanager-discord

A minimal docker image with golang application, which listens for Prometheus Alertmanager's notifications and pushes them to a Discord channel.

Environment configuration variables

DISCORD_WEBHOOK - webhook, where to post alerts. For more details see: https://support.discordapp.com/hc/en-us/articles/228383668-Intro-to-Webhooks
DISCORD_NAME - bot name at Discord. Default AlertManager.

.env

DISCORD_WEBHOOK=https://discord.com/api/webhooks/XXXXXXXXXXXXXXXX/YYYYYYYYYYYYYYYYYYYYYYYYYYYY
DISCORD_NAME=<webhook name>

Example Prometheus Alertmanager config:

Example Alertmanager config:

global:
  # The smarthost and SMTP sender used for mail notifications.
  smtp_smarthost: 'localhost:25'
  smtp_from: '[email protected]'
  smtp_require_tls: false

# The root route on which each incoming alert enters.
route:
  group_by: ['alertname', 'cluster', 'service']
  group_wait: 30s
  group_interval: 5m
  repeat_interval: 4h
  receiver: discord_webhook

receivers:
- name: 'discord_webhook'
  webhook_configs:
  - url: 'http://alert-discord:9095'

For more details see: https://prometheus.io/docs/alerting/configuration/

Example Docker-Compose:

  alert-discord:
    build:
      context: https://github.com/101101/alertmanager-discord.git
      dockerfile: ./Dockerfile
    container_name: alert-discord
    hostname: alert-discord
    ports:
      - 9095:9095
    expose:
      - 9095
    restart: always
    environment:  # declared vars take precedence over env_file  
      - DISCORD_WEBHOOK=${DISCORD_WEBHOOK}
      - DISCORD_NAME=${DISCORD_NAME}

Contact:
Slack / Discord