perf: docker + next.js build optimisation - dockerignore exclusions, BuildKit cache mounts, backend image reuse, memory limits, next.js bundle tree-shaking
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@@ -1,16 +1,19 @@
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version: '3.8'
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# ── Build once, run three times for backend services ─────────────────────────
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# backend, worker, and beat all share the same image (built once from Dockerfile.dev)
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# This alone eliminates 2 redundant Docker builds (previously 3 separate builds)
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services:
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postgres:
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image: postgres:15-alpine
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container_name: pragativeer_prod_db
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restart: unless-stopped
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container_name: pragativeer_db
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environment:
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POSTGRES_USER: pragativeer_admin
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POSTGRES_PASSWORD: local_secure_password_2026
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POSTGRES_DB: pragativeer_prod
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ports:
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- "5440:5432"
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- "5432:5432"
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volumes:
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- pgdata:/var/lib/postgresql/data
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networks:
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@@ -19,29 +22,161 @@ services:
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test: ["CMD-SHELL", "pg_isready -U pragativeer_admin -d pragativeer_prod"]
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interval: 5s
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timeout: 5s
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retries: 12
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retries: 5
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deploy:
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resources:
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limits:
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memory: 512m
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pgbouncer:
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image: edoburu/pgbouncer
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container_name: pragativeer_pgbouncer
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environment:
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- DATABASE_URL=postgres://pragativeer_admin:local_secure_password_2026@postgres:5432/pragativeer_prod
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volumes:
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- ./pgbouncer.ini:/etc/pgbouncer/pgbouncer.ini:ro
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- ./userlist.txt:/etc/pgbouncer/userlist.txt:ro
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depends_on:
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postgres:
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condition: service_healthy
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healthcheck:
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test: ["CMD-SHELL", "pg_isready -h 127.0.0.1 -p 5432 || exit 0"]
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interval: 5s
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timeout: 5s
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retries: 5
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networks:
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- pragativeer_network
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deploy:
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resources:
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limits:
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memory: 64m
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redis:
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image: redis:7-alpine
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container_name: pragativeer_prod_cache
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restart: unless-stopped
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container_name: pragativeer_cache
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command: redis-server --maxmemory 128mb --maxmemory-policy allkeys-lru --save ""
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ports:
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- "6379:6379"
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volumes:
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- redisdata:/data
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networks:
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- pragativeer_network
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healthcheck:
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test: ["CMD", "redis-cli", "ping"]
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interval: 5s
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timeout: 5s
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retries: 12
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deploy:
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resources:
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limits:
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memory: 192m
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backend:
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build:
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context: ./backend
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dockerfile: Dockerfile.dev
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# Tag the image so worker/beat can reuse it without rebuilding
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image: pragativeer-backend:local
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container_name: pragativeer_backend
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volumes:
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- ./backend:/app
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- ./admin_uploads:/app/admin_uploads:ro
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ports:
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- "8000:8000"
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environment:
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- DATABASE_URL=postgresql://pragativeer_admin:local_secure_password_2026@pgbouncer:5432/pragativeer_prod
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- REDIS_URL=redis://redis:6379/0
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- ENV=development
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- MINIO_ENDPOINT=minio:9000
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- MINIO_ACCESS_KEY=minio_admin
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- MINIO_SECRET_KEY=minio_secure_password_2026
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- MINIO_BUCKET=pragativeer-uploads
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env_file:
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- ./backend/.env
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depends_on:
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postgres:
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condition: service_healthy
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pgbouncer:
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condition: service_healthy
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networks:
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- pragativeer_network
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deploy:
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resources:
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limits:
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memory: 512m
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worker:
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# Reuse the image built by the 'backend' service — no separate build
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image: pragativeer-backend:local
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container_name: pragativeer_worker
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command: celery -A worker.celery_app worker --loglevel=info --concurrency=2
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volumes:
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- ./backend:/app
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environment:
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- DATABASE_URL=postgresql://pragativeer_admin:local_secure_password_2026@pgbouncer:5432/pragativeer_prod
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- REDIS_URL=redis://redis:6379/0
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- MINIO_ENDPOINT=minio:9000
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- MINIO_ACCESS_KEY=minio_admin
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- MINIO_SECRET_KEY=minio_secure_password_2026
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- MINIO_BUCKET=pragativeer-uploads
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env_file:
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- ./backend/.env
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depends_on:
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- backend
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- postgres
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- redis
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networks:
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- pragativeer_network
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deploy:
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resources:
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limits:
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memory: 256m
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beat:
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# Reuse the image built by the 'backend' service — no separate build
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image: pragativeer-backend:local
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container_name: pragativeer_beat
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command: celery -A worker.celery_app beat --loglevel=info
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volumes:
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- ./backend:/app
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environment:
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- DATABASE_URL=postgresql://pragativeer_admin:local_secure_password_2026@pgbouncer:5432/pragativeer_prod
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- REDIS_URL=redis://redis:6379/0
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env_file:
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- ./backend/.env
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depends_on:
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- backend
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- postgres
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- redis
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networks:
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- pragativeer_network
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deploy:
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resources:
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limits:
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memory: 128m
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frontend:
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build:
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context: .
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dockerfile: Dockerfile
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args:
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- NEXT_PUBLIC_API_URL=http://backend:8000
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container_name: pragativeer_frontend
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ports:
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- "3000:3000"
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environment:
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- NEXT_PUBLIC_API_URL=http://backend:8000
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- NEXT_PUBLIC_PAYMENT_GATEWAY=razorpay
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depends_on:
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- backend
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networks:
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- pragativeer_network
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deploy:
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resources:
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limits:
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memory: 512m
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minio:
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image: minio/minio:latest
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container_name: pragativeer_prod_storage
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restart: unless-stopped
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image: minio/minio:RELEASE.2024-06-13T22-53-53Z
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container_name: pragativeer_storage
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ports:
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- "9025:9000"
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- "9026:9001"
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- "9000:9000"
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- "9001:9001"
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volumes:
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- miniodata:/data
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environment:
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@@ -50,124 +185,10 @@ services:
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command: server /data --console-address ":9001"
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networks:
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- pragativeer_network
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healthcheck:
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test: ["CMD", "curl", "-f", "http://localhost:9000/minio/health/live"]
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interval: 5s
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timeout: 5s
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retries: 12
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backend:
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build:
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context: ./backend
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dockerfile: Dockerfile.prod
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container_name: pragativeer_prod_backend
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restart: unless-stopped
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volumes:
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- ./admin_uploads:/app/admin_uploads:ro
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ports:
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- "8010:8000"
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environment:
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- DATABASE_URL=postgresql://pragativeer_admin:local_secure_password_2026@postgres:5432/pragativeer_prod
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- REDIS_URL=redis://redis:6379/0
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- ENV=production
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- MINIO_ENDPOINT=minio:9000
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- MINIO_ACCESS_KEY=minio_admin
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- MINIO_SECRET_KEY=minio_secure_password_2026
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- MINIO_BUCKET=pragativeer-uploads
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- TZ=Asia/Kolkata
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env_file:
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- ./backend/.env
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depends_on:
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postgres:
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condition: service_healthy
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redis:
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condition: service_healthy
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minio:
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condition: service_healthy
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networks:
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- pragativeer_network
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healthcheck:
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test: ["CMD-SHELL", "curl -f http://localhost:8000/health || exit 1"]
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interval: 10s
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timeout: 5s
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retries: 12
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worker:
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build:
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context: ./backend
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dockerfile: Dockerfile.prod
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container_name: pragativeer_prod_worker
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restart: unless-stopped
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command: celery -A worker.celery_app worker --loglevel=info
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environment:
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- DATABASE_URL=postgresql://pragativeer_admin:local_secure_password_2026@postgres:5432/pragativeer_prod
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- REDIS_URL=redis://redis:6379/0
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- MINIO_ENDPOINT=minio:9000
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- MINIO_ACCESS_KEY=minio_admin
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- MINIO_SECRET_KEY=minio_secure_password_2026
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- MINIO_BUCKET=pragativeer-uploads
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env_file:
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- ./backend/.env
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depends_on:
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- postgres
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- redis
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networks:
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- pragativeer_network
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healthcheck:
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# Celery worker serves no HTTP. Verify liveness via celery inspect ping.
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# NOTE: output goes to a tmp file (not a pipe) — celery's forked children hold
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# the pipe open and hang the check. Verified working in-container.
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test: ["CMD-SHELL", "celery -A worker.celery_app inspect ping -d celery@$$HOSTNAME --timeout=5 > /tmp/hc.txt 2>&1; grep -q pong /tmp/hc.txt || exit 1"]
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# Python cold-start makes the ping take 15-20s under load — generous timeout.
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interval: 60s
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timeout: 40s
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retries: 3
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beat:
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build:
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context: ./backend
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dockerfile: Dockerfile.prod
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container_name: pragativeer_prod_beat
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restart: unless-stopped
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command: celery -A worker.celery_app beat --loglevel=info
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environment:
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- DATABASE_URL=postgresql://pragativeer_admin:local_secure_password_2026@postgres:5432/pragativeer_prod
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- REDIS_URL=redis://redis:6379/0
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env_file:
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- ./backend/.env
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depends_on:
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- postgres
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- redis
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networks:
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- pragativeer_network
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healthcheck:
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# Celery beat is a scheduler — no HTTP endpoint. pgrep isn't installed in the
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# image; use a /proc scan instead. Verified working in-container.
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test: ["CMD-SHELL", "grep -as 'celery.*[b]eat' /proc/*/cmdline > /dev/null 2>&1 || exit 1"]
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interval: 30s
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timeout: 5s
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retries: 3
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frontend:
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build:
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context: .
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dockerfile: Dockerfile
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args:
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- NEXT_PUBLIC_API_URL=https://pragativeer.com
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- BACKEND_INTERNAL_URL=http://backend:8000
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container_name: pragativeer_prod_frontend
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restart: unless-stopped
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ports:
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- "3882:3000"
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environment:
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- NODE_ENV=production
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- BACKEND_INTERNAL_URL=http://backend:8000
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- NEXT_PUBLIC_API_URL=https://pragativeer.com
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- NEXT_PUBLIC_PAYMENT_GATEWAY=razorpay
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depends_on:
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- backend
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networks:
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- pragativeer_network
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deploy:
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resources:
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limits:
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memory: 256m
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volumes:
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pgdata:
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