resolv.conf solved!

files/alertmanager/alertmanager.service

@@ -0,0 +1,21 @@
+[Unit]
+Description=Prometheus alertmanager
+Wants=network-online.target
+After=network-online.target
+
+[Service]
+User=prometheus
+Group=prometheus
+EnvironmentFile=-/etc/sysconfig/alertmanager
+ExecStart=/usr/sbin/alertmanager \
+    --config.file=/etc/alertmanager/alertmanager.yaml \
+    --storage.path=/base/alertmanager \
+    --web.config.file=/etc/prometheus/web-config.yaml
+
+ExecReload=/bin/kill -HUP $MAINPID
+KillMode=process
+Restart=always
+
+[Install]
+WantedBy=multi-user.target
+

files/alertmanager/alertmanager.yaml

@@ -0,0 +1,50 @@
+global:
+  resolve_timeout: 5m
+
+route:
+  group_by: [  'alertname', 'job' ]
+  group_wait: 30s
+  group_interval: 5m
+  repeat_interval: 1h
+  receiver: what-went-wrong
+
+#   routes:
+
+receivers:
+# /dev/null receiver
+- name: 'blackhole'
+
+# конфа
+- name: 'what-went-wrong'
+  telegram_configs:
+  - send_resolved: true
+    bot_token: '6472915685:AAHPvgrQoqG7DxtfbnHWPe3Lfild-CGJ1j8'
+    chat_id: -4023350326
+    message: '{{ template "teletempl" . }}'
+    api_url: https://api.telegram.org
+    parse_mode: HTML
+# - name: 'vdk2ch'
+#   telegram_configs:
+#   - send_resolved: true
+#     bot_token: '5724991559:AAEuLvpLsgP6LHRGMSyFtQLlR5qPQUO4b_w'
+#     chat_id: -1001355646177
+#     message: '{{ template "teletempl" . }}'
+#     api_url: https://api.telegram.org
+#     parse_mode: HTML
+
+# A list of inhibition rules.
+#inhibit_rules: 
+
+templates:
+  - '/etc/alertmanager/templates/my.tmpl'
+
+# A list of time intervals for muting/activating routes.
+# time_intervals:
+#   - name: business_hours
+#     time_intervals:
+#       - weekdays: ['monday:friday']
+#         times:
+#         # Начало в 10:00 Asia/Vladivostok
+#         - start_time: '00:00'
+#         # Заканчивается в 19:00 Asia/Vladivostok
+#           end_time: '09:00'

files/alertmanager/simple_telegram.tmpl

@@ -0,0 +1,33 @@
+{{ define "teletempl" }}
+<b>{{ .CommonLabels.alertname }} : </b>
+{{- if eq .Status "firing" -}}
+    <b>{{ .Status | toUpper}} 🔥</b>
+{{- end -}}
+{{- if eq .Status "resolved" -}}
+    <b>{{ .Status | toUpper}} ✅</b>
+{{- end -}}
+{{ $alerts_count := len .Alerts }}
+{{ if eq $alerts_count 1 -}}     {{/* Single alert block */}}
+{{ .CommonAnnotations.summary }}
+
+Host: {{ .CommonLabels.host }}
+Instance: {{ .CommonLabels.instance }}
+Job: <b>{{ .CommonLabels.job }}</b>
+ 
+Details:
+{{ .CommonAnnotations.description }}
+
+Alert started: [ {{ .CommonAnnotations.alert_started_vl_time }} ]
+
+{{- else -}}                      {{/* Grouped alert block */}}
+{{ .CommonAnnotations.summary }}
+
+Job: <b>{{ .CommonLabels.job }}</b>
+ 
+
+Instances:
+{{- range .Alerts }}
+{{ .Labels.instance }} [ {{ .Annotations.alert_started_vl_time }} ]
+{{- end }}
+{{ end }}
+{{ end }}