docker-compose.main.yml

---
networks:
  grafana:

services:
  grafana:
    image: grafana/grafana:latest
    container_name: grafana
    environment:
      - GF_PATHS_PROVISIONING=/etc/grafana/provisioning
      - GF_AUTH_ANONYMOUS_ENABLED=true
      - GF_AUTH_ANONYMOUS_ORG_ROLE=Admin
      - GF_AUTH_DISABLE_LOGIN_FORM=true
      - GF_FEATURE_TOGGLES_ENABLE=traceqlEditor,azureMonitorPrometheusExemplars
      - TENANT_ID=${TENANT_ID}
      - CLIENT_ID=${CLIENT_ID}
      - CLIENT_SECRET=${CLIENT_SECRET}
    depends_on:
      - gateway
    ports:
      - "3002:3000"
    healthcheck:
      test:
        [
          "CMD-SHELL",
          "wget --no-verbose --tries=1 --spider http://localhost:3000/api/health || exit 1",
        ]
      interval: 10s
      timeout: 5s
      retries: 5
    volumes:
      - ./datasources.yaml:/etc/grafana/provisioning/datasources/datasources.yaml
    networks:
      grafana:

  gateway:
    image: nginx:latest
    container_name: grafana-gateway
    depends_on:
      - loki-read
      - loki-write
    entrypoint:
      - sh
      - -euc
      - |
        cat <<EOF > /etc/nginx/nginx.conf
        user  nginx;
        worker_processes  5;  ## Default: 1

        events {
          worker_connections   1000;
        }

        http {
          resolver 127.0.0.11;

          server {
            listen             3100;

            location = / {
              return 200 'OK';
              auth_basic off;
            }

            location = /api/prom/push {
              proxy_pass       http://loki-write:3100\$$request_uri;
            }

            location = /api/prom/tail {
              proxy_pass       http://loki-read:3100\$$request_uri;
              proxy_set_header Upgrade \$$http_upgrade;
              proxy_set_header Connection "upgrade";
            }

            location ~ /api/prom/.* {
              proxy_pass       http://loki-read:3100\$$request_uri;
            }

            location = /loki/api/v1/push {
              proxy_pass       http://loki-write:3100\$$request_uri;
            }

            location = /loki/api/v1/tail {
              proxy_pass       http://loki-read:3100\$$request_uri;
              proxy_set_header Upgrade \$$http_upgrade;
              proxy_set_header Connection "upgrade";
            }

            location ~ /loki/api/.* {
              proxy_pass       http://loki-read:3100\$$request_uri;
            }
          }
        }
        EOF
        /docker-entrypoint.sh nginx -g "daemon off;"
    ports:
      - "3100:3100"
    healthcheck:
      test: ["CMD", "service", "nginx", "status"]
      interval: 10s
      timeout: 5s
      retries: 5
    networks:
      grafana:
      loki:

  agent:
    image: grafana/agent:v0.27.1
    container_name: grafana-agent
    volumes:
      - ./grafana-agent.yaml:/etc/agent.yaml
      - /var/run/docker.sock:/var/run/docker.sock:ro
    entrypoint:
      - /bin/agent
      - -config.file=/etc/agent.yaml
    networks:
      grafana:
      tempo:

  prometheus:
    image: prom/prometheus:latest
    container_name: prometheus
    command:
      - --config.file=/etc/prometheus.yaml
      - --web.enable-remote-write-receiver
      - --enable-feature=exemplar-storage
    volumes:
      - ./prometheus.yaml:/etc/prometheus.yaml
    ports:
      - "9090:9090"
    networks:
      grafana:

  otel-collector:
    image: otel/opentelemetry-collector-contrib
    command: [--config=/etc/otel-collector-config.yaml]
    container_name: otel-collector
    volumes:
      - ./otel-config.yaml:/etc/otel-collector-config.yaml
    environment:
      - APPLICATIONINSIGHTS_CONNECTION_STRING=${APPLICATIONINSIGHTS_CONNECTION_STRING}
    ports:
      - 1888 # pprof extension
      - 8888 # Prometheus metrics exposed by the collector
      - 8889 # Prometheus exporter metrics
      - 13133 # health_check extension
      - 4317 # OTLP gRPC receiver
      - 4318 # OTLP http receiver
      - 55679 # zpages extension
    networks:
      tempo:
      grafana: