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Author SHA1 Message Date
e20f5a7d07
ansible: monitoring with Prometheus, Loki and Grafana
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Nothing watched the servers: tonight's asxpio crash loop was found by
hand. On asxpio-ops, Prometheus (30 days), Loki (14 days) and Grafana
at gf.asxp.io (WireGuard only), with blackbox_exporter probing every
service from outside and postgres_exporter. On both hosts node_exporter
and cAdvisor on the VPC address, and Alloy shipping container logs, the
journal and Traefik's access log to Loki over the VPC.

Traefik and Forgejo expose their metrics; restic and the bucket replica
record their last success for node_exporter. Dashboards: an overview as
home, plus hosts, containers, Traefik, probes, Postgres and logs.
Alerts by email to me@asxp.io: host or service down, certificate under
14 days, disk or memory nearly full, a container restart-looping,
Postgres down, backup or replica stale.

Assisted-by: Claude:opus-5-5
2026-11-13 04:59:11 +04:00
27ccdc4255 ansible: describe what runs on the servers
The roles had drifted far from production: Forgejo was pinned at 12
while 15.0.11 runs, its config lacked the mailer, packages and the real
database path, and several services existed only on the hosts. Running
a role would have rolled production back. Take the servers as the truth
and make the repository match them.

site.yaml now holds the desired state of both hosts:

 - base: unattended upgrades, fail2ban, Docker daemon config and the
   weekly image prune, as found on the hosts. New: a 500M journal cap,
   and the Docker systemd override is kept absent. That override once
   opened dockerd on tcp/2375 without authentication.
 - traefik: templates as deployed, version in a variable (v3.7.18).
   The Coraza WAF files are removed; no router ever used them.
 - forgejo: 15.0.11, app.ini generated from the live file with the
   secrets taken from the vault.
 - crawler_alert, sillytavern, minecraft, minecraft_fossils: added
   from the hosts.

Forgejo's canonical name becomes git.asxp.io; git.czsk.it stays as an
alias on the same router.

docker_service restarts a stack when its config changes, no longer
forces ownership on existing data directories, and hides template
diffs because they carry secrets. Containers listed in
service_graceful_stop are saved and stopped with a long timeout before
compose recreates them: Docker's 10 s default is too short for a
Minecraft world. Both game servers get stop_grace_period for the same
reason.

Removed: the full-deployment and runner playbooks with their prompts,
the Forgejo backup and restore roles for the old bare-metal host, and
inventory entries for services that were never deployed. SSH hardening
stays a manual playbook, since a mistake there locks everyone out.

New secrets (SMTP, RCON, CurseForge key) went into the vault.

Assisted-by: Claude:fable-5-2
2026-11-12 06:47:08 +04:00
b81f7e15b2 ansible 2025-11-01 17:15:42 +02:00