init

conf/alertmanager/alertmanager.tmpl

@@ -0,0 +1,17 @@
+global:
+templates:
+  - /etc/alertmanager/templates/*.tmpl
+route:
+  group_wait: 10s
+  group_interval: 30s
+  repeat_interval: 30m
+  group_by: [alertname, instance]
+  receiver: telegram
+receivers:
+  - name: telegram
+    telegram_configs:
+      - bot_token: BOT_TOKEN
+        chat_id: CHAT_ID
+        api_url: https://api.telegram.org
+        parse_mode: 'HTML'
+        message: '{{ template "telegram.custom.message" .}}'

conf/alertmanager/templates/telegram.tmpl

@@ -0,0 +1,11 @@
+{{ define "telegram.custom.message" }}
+{{ range .Alerts }}
+{{ if eq .Status "firing"}}🔥<b>{{ .Labels.alertname }}</b>🔥{{ else }}👌<b>{{ .Labels.alertname }}</b>👌{{ end }}
+<b>Labels:</b>{{ range $key, $value := .Labels }}{{ if ne $key "alertname" }}
+    - {{ $key }}: {{ $value }}{{ end }}{{ end }}
+<b>Annotations:</b>{{ range $key, $value := .Annotations }}
+    - {{ $key }}: {{ reReplaceAll "(?s)LABELS = (.*)" "" $value }}{{ end }}
+<b>Start:</b> {{ .StartsAt }}{{ if eq .Status "resolved"}}
+<b>Ended:</b> {{ .EndsAt }}{{ end }}
+{{ end }}
+{{ end }}