docker-compose.yml runs HODA on the main host, published on one address (10.20.30.10:10040 in .env.example) for the Pangolin resource. The agent settings are optional, so a single host needs nothing else. docker-compose.agent.yml is for a second Docker host. Both follow FiMa's layout: required values fail with a clear message, pull_policy always, memory limits, capped logs, a read-only root filesystem. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
69 lines
2.5 KiB
YAML
69 lines
2.5 KiB
YAML
# HODA — a second Docker host, the agent: reports this host's labeled apps and their icons to
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# the dashboard on the main host (docker-compose.yml). It serves no dashboard of its own, and a
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# setup with one host doesn't need it.
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#
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# Usage:
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# cp .env.agent.example .env # then set HODA_PEER_TOKEN and HODA_AGENT_BIND_IP
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# docker compose -f docker-compose.agent.yml pull
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# docker compose -f docker-compose.agent.yml up -d
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#
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# The main host's HODA_AGENT_URL must point here: http://<HODA_AGENT_BIND_IP>:<HODA_AGENT_PORT>,
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# with the same HODA_PEER_TOKEN.
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name: hoda-agent
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x-logging: &logging
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driver: json-file
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options:
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max-size: "10m"
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max-file: "3"
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services:
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hoda-agent:
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image: git.mariosem.es/msemes/hoda:${HODA_TAG:-latest}
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container_name: hoda-agent
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restart: unless-stopped
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# `:latest` is mutable; `always` makes `docker compose up -d` check the registry for a newer
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# image. If you pin HODA_TAG to a fixed tag, `missing` is enough.
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pull_policy: always
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depends_on:
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- socket-proxy
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environment:
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MODE: agent
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DOCKER_HOST: tcp://socket-proxy:2375
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NODE_NAME: ${HODA_NODE_NAME:-host-2}
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PEER_TOKEN: ${HODA_PEER_TOKEN:?HODA_PEER_TOKEN must be set in .env (the same value as on the main host).}
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LOG_LEVEL: ${HODA_LOG_LEVEL:-info}
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ports:
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# Published on the LAN IP only, and every request needs the peer token as well.
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- "${HODA_AGENT_BIND_IP:?HODA_AGENT_BIND_IP must be set in .env to this host's LAN IP (e.g. 10.20.30.11).}:${HODA_AGENT_PORT:-8081}:8080"
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volumes:
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# Icon cache. Set HODA_DATA_DIR to bind-mount a host directory instead of the named volume;
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# it must be owned by the image's user first: sudo chown -R 65532:65532 /path/to/dir
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- ${HODA_DATA_DIR:-hoda_data}:/data
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# The binary only writes to /data, and needs no privileges.
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read_only: true
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cap_drop: [ALL]
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security_opt: ["no-new-privileges:true"]
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mem_limit: 128m
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cpus: 0.5
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logging: *logging
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# Read-only Docker API for HODA: container lists and events, nothing else. No published port.
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socket-proxy:
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image: tecnativa/docker-socket-proxy:latest
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container_name: hoda-agent-socket-proxy
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restart: unless-stopped
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environment:
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CONTAINERS: 1
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EVENTS: 1
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POST: 0
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volumes:
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- /var/run/docker.sock:/var/run/docker.sock:ro
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mem_limit: 64m
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logging: *logging
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volumes:
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# Fallback when HODA_DATA_DIR is unset; a no-op if /data is bind-mounted to a host path.
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hoda_data:
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