src/deriver/deriver.py is a helpers module with no __main__ guard — running it directly loads it and exits cleanly in ~3s with no logs, which is what we were seeing. The actual queue-processor entry point is src/deriver/__main__.py (asyncio.run(run_deriver())), invoked via "python -m src.deriver". Discovered during honcho first-deploy on lincoln: deriver container crash-looped (in the sense that systemd restarted it constantly) but the underlying process was actually exiting 0 on completion of the empty helpers module.
60 lines
2.4 KiB
Django/Jinja
60 lines
2.4 KiB
Django/Jinja
# {{ ansible_managed }}
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# mk-labs Honcho deriver worker (background queue consumer)
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# Managed by Ansible - honcho role
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#
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# Same image as the API; different command. The deriver pulls jobs off
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# the DB-backed queue and calls the LLM provider to perform theory-of-mind
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# derivations against user sessions.
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[Unit]
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Description=Honcho deriver worker
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After=network-online.target {{ honcho_postgres_container_name }}.service {{ honcho_container_name }}.service
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Wants=network-online.target
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Requires={{ honcho_postgres_container_name }}.service
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[Container]
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Image={{ honcho_image }}
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ContainerName={{ honcho_deriver_container_name }}
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Network={{ honcho_network_name }}
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# Run the deriver script instead of the FastAPI server. The deriver
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# polls the queue and processes work in a loop. Number of concurrent
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# workers controlled via DERIVER_WORKERS.
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WorkingDir=/app
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Exec=/app/.venv/bin/python -m src.deriver
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# -- Database ---------------------------------------------------------------
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Environment=DB_CONNECTION_URI=postgresql+psycopg://{{ honcho_db_user }}:{{ honcho_db_password }}@{{ honcho_postgres_container_name }}:5432/{{ honcho_db_name }}
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# -- Auth -------------------------------------------------------------------
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# Deriver does not serve HTTP, but it reads the same config object — keep
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# secrets aligned with the API container.
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Environment=AUTH_USE_AUTH={{ honcho_auth_enabled | string | lower }}
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Environment=AUTH_JWT_SECRET={{ honcho_jwt_secret }}
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# -- LLM provider -----------------------------------------------------------
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{% if honcho_llm_transport == 'anthropic' %}
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Environment=LLM_ANTHROPIC_API_KEY={{ honcho_anthropic_api_key }}
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{% endif %}
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Environment=DERIVER_ENABLED={{ honcho_deriver_enabled | string | lower }}
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Environment=DERIVER_WORKERS={{ honcho_deriver_workers }}
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Environment=DERIVER_POLLING_SLEEP_INTERVAL_SECONDS={{ honcho_deriver_polling_seconds }}
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Environment=DERIVER_MODEL_CONFIG__TRANSPORT={{ honcho_llm_transport }}
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Environment=DERIVER_MODEL_CONFIG__MODEL={{ honcho_deriver_model }}
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Environment=SUMMARY_MODEL_CONFIG__TRANSPORT={{ honcho_llm_transport }}
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Environment=SUMMARY_MODEL_CONFIG__MODEL={{ honcho_summary_model }}
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# -- Vector store -----------------------------------------------------------
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Environment=VECTOR_STORE_TYPE=pgvector
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# Timezone matches host baseline
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Environment=TZ=America/Chicago
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Environment=LOG_LEVEL=INFO
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[Service]
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Restart=always
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TimeoutStartSec=180
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[Install]
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WantedBy=multi-user.target default.target
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