docker-compose.yml

version: '3.8'

services:
  app:
    build: .
    container_name: nexus-support-app
    ports:
      - "3000:3000"
    environment:
      - NODE_ENV=production
      - MONGODB_URI=mongodb://mongodb:27017/nexus-support
      - PORT=3000
      - JWT_SECRET=${JWT_SECRET}
      - GITHUB_WEBHOOK_SECRET=${GITHUB_WEBHOOK_SECRET}
      - GITHUB_TOKEN=${GITHUB_TOKEN}
      - GITHUB_REPO_OWNER=${GITHUB_REPO_OWNER}
      - GITHUB_REPO_NAME=${GITHUB_REPO_NAME}
      - NEW_RELIC_LICENSE_KEY=${NEW_RELIC_LICENSE_KEY}
    depends_on:
      mongodb:
        condition: service_healthy
    restart: unless-stopped
    networks:
      - nexus-network

  mongodb:
    image: mongo:6.0
    container_name: nexus-mongodb
    ports:
      - "27017:27017"
    volumes:
      - mongodb-data:/data/db
    environment:
      - MONGO_INITDB_DATABASE=nexus-support
    healthcheck:
      test: ["CMD", "mongosh", "--eval", "db.adminCommand('ping')"]
      interval: 10s
      timeout: 5s
      retries: 5
    restart: unless-stopped
    networks:
      - nexus-network

  # Monitoring Stack
  prometheus:
    image: prom/prometheus:latest
    container_name: nexus-prometheus
    ports:
      - "9090:9090"
    volumes:
      - ./monitoring/prometheus.yml:/etc/prometheus/prometheus.yml
      - ./monitoring/alert_rules.yml:/etc/prometheus/alert_rules.yml
      - prometheus-data:/prometheus
    command:
      - '--config.file=/etc/prometheus/prometheus.yml'
      - '--storage.tsdb.path=/prometheus'
      - '--web.console.libraries=/etc/prometheus/console_libraries'
      - '--web.console.templates=/etc/prometheus/consoles'
      - '--storage.tsdb.retention.time=200h'
      - '--web.enable-lifecycle'
    restart: unless-stopped
    networks:
      - nexus-network

  grafana:
    image: grafana/grafana:latest
    container_name: nexus-grafana
    ports:
      - "3001:3000"
    environment:
      - GF_SECURITY_ADMIN_PASSWORD=admin123
      - GF_USERS_ALLOW_SIGN_UP=false
    volumes:
      - grafana-data:/var/lib/grafana
      - ./dashboards:/etc/grafana/provisioning/dashboards
    restart: unless-stopped
    networks:
      - nexus-network

  alertmanager:
    image: prom/alertmanager:latest
    container_name: nexus-alertmanager
    ports:
      - "9093:9093"
    volumes:
      - ./monitoring/alertmanager.yml:/etc/alertmanager/alertmanager.yml
      - alertmanager-data:/alertmanager
    restart: unless-stopped
    networks:
      - nexus-network

  node-exporter:
    image: prom/node-exporter:latest
    container_name: nexus-node-exporter
    ports:
      - "9100:9100"
    volumes:
      - /proc:/host/proc:ro
      - /sys:/host/sys:ro
      - /:/rootfs:ro
    command:
      - '--path.procfs=/host/proc'
      - '--path.rootfs=/rootfs'
      - '--path.sysfs=/host/sys'
      - '--collector.filesystem.mount-points-exclude=^/(sys|proc|dev|host|etc)($$|/)'
    restart: unless-stopped
    networks:
      - nexus-network

  mongodb-exporter:
    image: percona/mongodb_exporter:latest
    container_name: nexus-mongodb-exporter
    ports:
      - "9216:9216"
    environment:
      - MONGODB_URI=mongodb://mongodb:27017
      - MONGODB_EXPORTER_WEB_LISTEN_ADDRESS=:9216
      - MONGODB_EXPORTER_LOG_LEVEL=info
      - MONGODB_EXPORTER_DISCOVERING_MODE=true
      - MONGODB_EXPORTER_COMPATIBLE_MODE=true
      - MONGODB_EXPORTER_COLLECT_DATABASE=true
      - MONGODB_EXPORTER_COLLECT_COLLECTION=true
      - MONGODB_EXPORTER_COLLECT_INDEXUSAGE=true
      - MONGODB_EXPORTER_COLLECT_TOPMETRICS=true
      - MONGODB_EXPORTER_COLLECT_QUERYSTATS=true
    depends_on:
      - mongodb
    restart: unless-stopped
    networks:
      - nexus-network

  # ELK Stack for Logging
  elasticsearch:
    image: docker.elastic.co/elasticsearch/elasticsearch:8.8.0
    container_name: nexus-elasticsearch
    environment:
      - discovery.type=single-node
      - "ES_JAVA_OPTS=-Xms512m -Xmx512m"
      - xpack.security.enabled=false
      - xpack.security.enrollment.enabled=false
    ports:
      - "9200:9200"
    volumes:
      - elasticsearch-data:/usr/share/elasticsearch/data
      - ./logging/elasticsearch.yml:/usr/share/elasticsearch/config/elasticsearch.yml
    restart: unless-stopped
    networks:
      - nexus-network

  logstash:
    image: docker.elastic.co/logstash/logstash:8.8.0
    container_name: nexus-logstash
    ports:
      - "5044:5044"
      - "9600:9600"
    volumes:
      - ./logging/logstash.conf:/usr/share/logstash/pipeline/logstash.conf
      - ./logging/logstash.yml:/usr/share/logstash/config/logstash.yml
      - ./logs:/var/log/nexus
    depends_on:
      - elasticsearch
    restart: unless-stopped
    networks:
      - nexus-network

  kibana:
    image: docker.elastic.co/kibana/kibana:8.8.0
    container_name: nexus-kibana
    ports:
      - "5601:5601"
    environment:
      - ELASTICSEARCH_HOSTS=http://elasticsearch:9200
    volumes:
      - ./logging/kibana.yml:/usr/share/kibana/config/kibana.yml
    depends_on:
      - elasticsearch
    restart: unless-stopped
    networks:
      - nexus-network

  filebeat:
    image: docker.elastic.co/beats/filebeat:8.8.0
    container_name: nexus-filebeat
    user: root
    volumes:
      - ./logging/filebeat.yml:/usr/share/filebeat/filebeat.yml
      - ./logs:/var/log/nexus
      - /var/lib/docker/containers:/var/lib/docker/containers:ro
      - /var/run/docker.sock:/var/run/docker.sock:ro
    depends_on:
      - logstash
    restart: unless-stopped
    networks:
      - nexus-network

volumes:
  mongodb-data:
    driver: local
  prometheus-data:
    driver: local
  grafana-data:
    driver: local
  alertmanager-data:
    driver: local
  elasticsearch-data:
    driver: local

networks:
  nexus-network:
    driver: bridge