first_commit

docker-compose.yml

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+# Monitoring stack: Prometheus + Grafana + Loki + Promtail
+# Garage cluster (vps01, bigbox, vps02) metrics via WG admin API :3903
+# Logs: docker logs of garage containers via promtail (docker driver)
+
+services:
+  prometheus:
+    image: prom/prometheus:v2.53.0
+    container_name: prometheus
+    restart: unless-stopped
+    volumes:
+      - ./prometheus.yml:/etc/prometheus/prometheus.yml:ro
+      - ./prometheus-data:/prometheus
+    command:
+      - '--config.file=/etc/prometheus/prometheus.yml'
+      - '--storage.tsdb.retention.time=30d'
+      - '--storage.tsdb.path=/prometheus'
+    ports:
+      - "9090:9090"
+    networks:
+      - monitoring
+
+  grafana:
+    image: grafana/grafana:11.1.0
+    container_name: grafana
+    restart: unless-stopped
+    environment:
+      - GF_SECURITY_ADMIN_USER=admin
+      - GF_SECURITY_ADMIN_PASSWORD=${GRAFANA_ADMIN_PASSWORD:-admin}
+      - GF_USERS_ALLOW_SIGN_UP=false
+      - GF_SERVER_ROOT_URL=http://localhost:3001
+    volumes:
+      - ./grafana-data:/var/lib/grafana
+      - ./grafana/provisioning:/etc/grafana/provisioning:ro
+      - ./grafana/dashboards:/var/lib/grafana/dashboards:ro
+    ports:
+      - "3001:3000"
+    depends_on:
+      - prometheus
+    networks:
+      - monitoring
+
+  loki:
+    image: grafana/loki:3.1.0
+    container_name: loki
+    restart: unless-stopped
+    command: -config.file=/etc/loki/local-config.yaml
+    volumes:
+      - ./loki-config.yaml:/etc/loki/local-config.yaml:ro
+      - ./loki-data:/loki
+    ports:
+      - "3100:3100"
+    networks:
+      - monitoring
+
+  promtail:
+    image: grafana/promtail:3.1.0
+    container_name: promtail
+    restart: unless-stopped
+    volumes:
+      - ./promtail-config.yaml:/etc/promtail/config.yaml:ro
+      - /var/run/docker.sock:/var/run/docker.sock
+    command: -config.file=/etc/promtail/config.yaml
+    depends_on:
+      - loki
+    networks:
+      - monitoring
+
+networks:
+  monitoring:
+    driver: bridge