@sehirapp/core-microservice/boilerplate/ecosystem.config.js

Modern mikroservis core paketi - MongoDB 6.7, Express API, Mongoose, PM2 cluster desteği

export default {
  apps: [
    {
      name: 'example-microservice',
      script: './src/index.js',
      
      // Cluster Mode Settings
      instances: process.env.PM2_INSTANCES || 'max', // CPU çekirdeği kadar instance
      exec_mode: 'cluster',
      
      // Environment Variables
      env: {
        NODE_ENV: 'development',
        PORT: 3000,
        HOST: '0.0.0.0',
        
        // Service Info
        SERVICE_NAME: 'example-microservice',
        SERVICE_VERSION: '1.0.0',
        
        // Database
        USE_MONGOOSE: 'true',
        AUTO_CONNECT_DB: 'true',
        
        // Security
        ENABLE_API_KEY_AUTH: 'true',
        ENABLE_RATE_LIMIT: 'true',
        ENABLE_CORS: 'true',
        ENABLE_SECURITY: 'true',
        SKIP_API_AUTH: 'false',
        
        // Logging
        ENABLE_REQUEST_LOGGING: 'true',
        REQUEST_LOG_LEVEL: 'info',
        
        // PM2 Specific
        PM2_GRACEFUL_TIMEOUT: '10000',
        PM2_KILL_TIMEOUT: '5000'
      },
      
      env_production: {
        NODE_ENV: 'production',
        PORT: 3000,
        HOST: '0.0.0.0',
        
        // Service Info
        SERVICE_NAME: 'example-microservice',
        SERVICE_VERSION: '1.0.0',
        
        // Database - Production
        USE_MONGOOSE: 'true',
        AUTO_CONNECT_DB: 'true',
        MONGO_MAX_POOL_SIZE: '50',
        MONGO_MIN_POOL_SIZE: '10',
        
        // Security - Production
        ENABLE_API_KEY_AUTH: 'true',
        ENABLE_RATE_LIMIT: 'true',
        ENABLE_CORS: 'true',
        ENABLE_SECURITY: 'true',
        TRUST_PROXY: 'true',
        SKIP_API_AUTH: 'false',
        
        // Rate Limiting - Production
        RATE_LIMIT_WINDOW_MS: '900000', // 15 minutes
        RATE_LIMIT_MAX: '10000', // 10000 requests per window
        
        // Logging - Production
        ENABLE_REQUEST_LOGGING: 'true',
        REQUEST_LOG_LEVEL: 'warn',
        
        // Performance - Production
        REQUEST_SIZE_LIMIT: '50mb',
        
        // MongoDB - Production
        MONGO_TLS: 'true',
        MONGO_SSL: 'true',
        MONGO_WRITE_CONCERN: 'majority',
        MONGO_READ_PREFERENCE: 'primaryPreferred'
      },
      
      env_staging: {
        NODE_ENV: 'staging',
        PORT: 3000,
        HOST: '0.0.0.0',
        
        // Service Info
        SERVICE_NAME: 'example-microservice',
        SERVICE_VERSION: '1.0.0',
        
        // Database - Staging
        USE_MONGOOSE: 'true',
        AUTO_CONNECT_DB: 'true',
        MONGO_MAX_POOL_SIZE: '20',
        MONGO_MIN_POOL_SIZE: '5',
        
        // Security - Staging
        ENABLE_API_KEY_AUTH: 'true',
        ENABLE_RATE_LIMIT: 'true',
        ENABLE_CORS: 'true',
        ENABLE_SECURITY: 'true',
        SKIP_API_AUTH: 'false',
        
        // Rate Limiting - Staging
        RATE_LIMIT_WINDOW_MS: '900000',
        RATE_LIMIT_MAX: '5000',
        
        // Logging - Staging
        ENABLE_REQUEST_LOGGING: 'true',
        REQUEST_LOG_LEVEL: 'info'
      },
      
      // PM2 Settings
      listen_timeout: 10000,
      kill_timeout: 5000,
      wait_ready: true,
      
      // Auto Restart Settings
      max_restarts: 10,
      min_uptime: '10s',
      max_memory_restart: '300M',
      
      // Logging
      log_file: './logs/pm2-combined.log',
      out_file: './logs/pm2-out.log',
      error_file: './logs/pm2-error.log',
      log_date_format: 'YYYY-MM-DD HH:mm:ss Z',
      
      // Advanced Settings
      node_args: '--max-old-space-size=2048',
      merge_logs: true,
      
      // Health Monitoring
      health_check_url: 'http://localhost:3000/health',
      health_check_grace_period: 30000,
      
      // Cron Jobs (opsiyonel)
      cron_restart: process.env.PM2_CRON_RESTART || null,
      
      // Watch & Ignore (development için)
      watch: process.env.NODE_ENV === 'development' ? ['./src'] : false,
      ignore_watch: [
        'node_modules',
        'logs',
        '*.log',
        '.git',
        '.env*'
      ],
      
      // Error Handling
      autorestart: true,
      watch_delay: 1000,
      
      // Process Management
      shutdown_with_message: true,
      force: false,
      
      // Custom PM2 Actions
      post_update: ['npm install'],
      
      // Environment için farklı instance sayıları
      instances_by_env: {
        development: 1,
        staging: 2,
        production: 'max'
      }
    }
  ]
};