FROM prom/prometheus:latest

USER root
WORKDIR /app

# Copy the config with the placeholder
COPY turing_cloud.yml /app/turing_cloud.yml

# Reset entrypoint
ENTRYPOINT ["/bin/sh", "-c"]

# Startup Command:
# 1. Export PORT (fallback to 7860)
# 2. Inject the PORT into the config
# 3. Inject the PASSWORD into the config (using | as delimiter to avoid issues with special chars)
# 4. Start Prometheus
CMD ["export RUN_PORT=${PORT:-7860} && \
      echo 'System starting on PORT: '$RUN_PORT && \
      sed -i \"s/localhost:7860/localhost:$RUN_PORT/g\" /app/turing_cloud.yml && \
      sed -i \"s|GRAFANA_PASSWORD|$GRAFANA_PASSWORD|g\" /app/turing_cloud.yml && \
      /bin/prometheus \
      --config.file=/app/turing_cloud.yml \
      --web.listen-address=0.0.0.0:$RUN_PORT \
      --storage.tsdb.path=/prometheus \
      --web.enable-lifecycle"]