services:
  adc-init:
    image: alpine:3.22
    restart: "no"
    environment:
      GOOGLE_ADC_B64: ${GOOGLE_ADC_B64}
    volumes:
      - google-adc:/credentials
    command:
      - /bin/sh
      - -c
      - |
        umask 077
        printf '%s' "$${GOOGLE_ADC_B64}" | base64 -d > /credentials/application_default_credentials.json

  litellm:
    image: ghcr.io/berriai/litellm:main-stable
    restart: unless-stopped
    depends_on:
      adc-init:
        condition: service_completed_successfully
    ports:
      - "${LISTEN_IP:-127.0.0.1}:${HOST_PORT:-4000}:4000"
    environment:
      GOOGLE_APPLICATION_CREDENTIALS: /credentials/application_default_credentials.json
      VERTEXAI_PROJECT: ${VERTEXAI_PROJECT}
      VERTEXAI_LOCATION: ${VERTEXAI_LOCATION:-global}
      LITELLM_MASTER_KEY: ${LITELLM_MASTER_KEY}
    volumes:
      - ./config.yaml:/app/config.yaml:ro
      - google-adc:/credentials:ro
      - ./runtime:/runtime
    entrypoint: ["/bin/sh", "-c"]
    command:
      - touch /runtime/litellm.log && chmod 0644 /runtime/litellm.log && exec /app/docker/prod_entrypoint.sh --config /app/config.yaml --host 0.0.0.0 --port 4000 > /runtime/litellm.log 2>&1
    logging:
      driver: json-file
      options:
        max-size: 1m
        max-file: "2"

volumes:
  google-adc: