78 lines
2.9 KiB
YAML
78 lines
2.9 KiB
YAML
version: '3'
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services:
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# Service to download a model file.
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downloader:
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image: busybox
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# The command extracts the model filename from MODEL_URL and downloads it if it doesn't exist.
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command: /bin/sh -c "LLM_MODEL_FILE=$(basename ${MODEL_URL}); if [ ! -f /models/$LLM_MODEL_FILE ]; then wget -O /models/$LLM_MODEL_FILE ${MODEL_URL}; fi"
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# Mount a local directory to store the downloaded model.
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volumes:
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- ./models:/models
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# Service to wait for the downloader service to finish downloading the model.
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wait-for-downloader:
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image: busybox
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# The command waits until the model file (specified in MODEL_URL) exists.
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command: /bin/sh -c "LLM_MODEL_FILE=$(basename ${MODEL_URL}); echo 'Waiting for downloader to finish'; while [ ! -f /models/$LLM_MODEL_FILE ]; do sleep 1; done; echo 'Model downloaded!'"
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# Specifies that this service should start after the downloader service has started.
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depends_on:
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downloader:
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condition: service_started
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# Mount the same local directory to check for the downloaded model.
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volumes:
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- ./models:/models
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# Service to run the Llama web application.
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llm:
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image: ghcr.io/abetlen/llama-cpp-python:latest
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# Mount the directory that contains the downloaded model.
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volumes:
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- ./models:/models
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environment:
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# Specify the path to the model for the web application.
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MODEL: /models/llama-2-7b-chat.ggmlv3.q4_1.bin
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# Health check configuration
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healthcheck:
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test: ["CMD", "wget", "--quiet", "--tries=1", "--spider", "http://localhost:8000"]
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interval: 30s
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timeout: 10s
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retries: 3
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start_period: 30s
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# Restart policy configuration
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restart: on-failure
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# Specifies that this service should start only after wait-for-downloader has completed successfully.
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depends_on:
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wait-for-downloader:
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condition: service_completed_successfully
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# Connect this service to two networks: inference_net and traefik_public.
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networks:
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- inference_net
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- traefik_public
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# Service for Traefik, a modern HTTP reverse proxy and load balancer.
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traefik:
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image: traefik:v2.10
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ports:
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# Map port 80 in the container to port 80 on the host.
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- "80:80"
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# Map port 8080 in the container (Traefik's dashboard) to port 8080 on the host.
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- "8080:8080"
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# Mount the Docker socket to allow Traefik to listen to Docker's API.
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volumes:
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- /var/run/docker.sock:/var/run/docker.sock:ro
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- ./traefik/traefik.yml:/traefik.yml:ro
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- ./traefik/config.yml:/config.yml:ro
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# Connect this service to the traefik_public network.
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networks:
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- traefik_public
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# Define networks used in this docker-compose file.
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networks:
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# Network for the llm service (used for inference).
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inference_net:
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# Public-facing network that Traefik uses. Marked as external to indicate it may be defined outside this file.
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traefik_public:
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external: true
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