Alertmanager

provides you with alerts sent by client applications such as the Prometheus server. It takes care of deduplicating, grouping, and routing them to the correct receiver integration such as email, web hooks, ... It also takes care of silencing and inhibition of alerts.

Links

• Docs: https://prometheus.io/docs/alerting/latest/configuration/
• Issues: https://github.com/prometheus/alertmanager/issues
• Source: https://github.com/prometheus/alertmanager
• License: Apache-2.0

Config Files

Name	Default	Type	Description
ALLOW_FROM	TODO	/^<IP>\/[0-9]+$/	Federation address/CIDR; space separated
LISTEN	TODO	/<IP>/	Listen address
MAIL_FROM	TODO	/.*@.*/	Alert sender address; default: from from msmtprc
MAIL_HOST	TODO	/^.*:[0-9]+$/	Alert SMTP HOSTNAME:PORT; default: host from msmtprc
MAIL_TO	TODO	/.*@.*/	Alert Receiver; default: alerts from aliases
MAIL_USER	TODO	/.*@.*/	Alert SMTP user; default: user from msmtprc
PORT	TODO	/[1-9][0-9][0-9][0-9]+/	Listen port
SHA256	TODO	/^[0-9a-f]+$/	SHA256sum of sha256sums.txt
VERSION	TODO	/^[0-9.]+$/	application version
WWW_PREFIX	TODO	/\/.*/	External URL PREFIX; default: /
WWW_URL	TODO	/^http.*/	External URL; default: FQHN

• app.service
• alertmanager.yml

Use

• ufw
• msmtp

---

TODO

• connect multiple instances
• check
  • https://nsrc.org/workshops/2022/rwnog/nmm/netmgmt/en/prometheus/ex-alertmanager.html
  • https://github.com/alerta/alerta
  • https://github.com/prymitive/karma
• file: mail.pw.pass
• support ARCH
• requires execution on msmtp changes