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homelabstack/.claude/skills/homelab-ssh/SKILL.md
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ginnoir 56d834ede9 chore: initial homelab stack config and sync tooling
Mirror the three production files (docker-compose.yml, .env, Caddyfile) that live on valhalla, plus the push/pull PowerShell scripts, CLAUDE.md, .gitignore/.gitattributes, and .claude/skills for ssh/apply/sync.
2026-06-02 22:12:07 -05:00

2.4 KiB

name, description
name description
homelab-ssh Connect to and run commands on the valhalla homelab server (ginnoir@valhalla) over SSH, including docker-compose operations through the `dc` alias. Use when inspecting the live stack, tailing logs, restarting a service, reloading Caddy, or checking container/file state on the server.

homelab-ssh

The production homelab runs on a headless Ubuntu host reachable at ssh ginnoir@valhalla (key-based auth; resolves and works from this Windows host directly).

Connect (non-interactive / safe for automation)

Always pass -o BatchMode=yes so a missing key or password prompt fails fast instead of hanging:

ssh -o BatchMode=yes -o ConnectTimeout=8 ginnoir@valhalla "<command>"

The first Bash command of a session is gated by a GateGuard hook — state the user request + what the command does, then retry.

docker-compose via the dc alias

The stack is Docker Compose v1.27.4 (docker-compose, hyphenated — docker compose v2 is not installed). On the server, dc is aliased in ~/.bashrc to:

docker-compose -f ~/htpc-download-box/docker-compose.yml --env-file ~/htpc-download-box/.env

It's a shell alias, so it only exists in an interactive shell. Invoke it with bash -ic:

ssh ginnoir@valhalla "bash -ic 'dc ps'"
ssh ginnoir@valhalla "bash -ic 'dc logs -f --tail=200 <service>'"
ssh ginnoir@valhalla "bash -ic 'dc restart <service>'"
ssh ginnoir@valhalla "bash -ic 'dc up -d'"
ssh ginnoir@valhalla "bash -ic 'dc exec caddy caddy reload --config /etc/caddy/Caddyfile'"

Use the compose service name (sonarr, caddy, app, …). Without bash -ic, dc is "command not found".

Key paths on the server

  • ~/htpc-download-box/docker-compose.yml, ~/htpc-download-box/.env — stack definition
  • /config/caddy/Caddyfile — Caddy config (mounted into the caddy container at /etc/caddy/Caddyfile)
  • /config/<service>/ — per-service persisted config; /storage1/ — media & data; plus named Docker volumes
  • ~/htpc-download-box/ also holds unrelated legacy files (*.bak, old .git, README.md, Vagrantfile) — don't modify them

Notes

  • Read-only exploration of /config, /storage1, and container state is fine for answering questions.
  • Avoid destructive commands against the live stack without explicit confirmation.
  • To push config changes and apply them, use the homelab-apply skill; to pull prod config into the repo, use homelab-sync.