docker-compose-multi-otel.yaml

name: lowcoder-ce

services:

  ##
  ## Start services required for Lowcoder (MongoDB and Redis)
  ##
  mongodb:
    image: "mongo:7.0"
    container_name: mongodb
    environment:
      MONGO_INITDB_DATABASE: lowcoder
      MONGO_INITDB_ROOT_USERNAME: lowcoder
      MONGO_INITDB_ROOT_PASSWORD: secret123
    volumes:
      - ./lowcoder-stacks/data/mongodb:/data/db
    restart: unless-stopped
    healthcheck: # https://github.com/rodrigobdz/docker-compose-healthchecks?tab=readme-ov-file#mongo
      test:
        [
          "CMD",
          "mongosh",
          "--quiet",
          "127.0.0.1/test",
          "--eval",
          "'quit(db.runCommand({ ping: 1 }).ok ? 0 : 2)'",
        ]
      interval: 5s
      timeout: 10s
      retries: 10
      start_period: 40s

  redis:
    image: redis:7-alpine
    container_name: redis
    restart: unless-stopped
    healthcheck: # https://stackoverflow.com/a/71504657
      test: ["CMD-SHELL", "redis-cli ping | grep PONG"]
      interval: 1s
      timeout: 3s
      retries: 10


  ##
  ## Start Lowcoder backend services (api-service and node-service)
  ##
  lowcoder-api-service:
    image: lowcoderorg/lowcoder-ce-api-service:latest
    container_name: lowcoder-api-service
    # Enabled ports to be able to access backend from host
    # ports:
    #   - "8080:8080"
    environment:
      LOWCODER_PUBLIC_URL: "http://localhost:3000/"
      LOWCODER_PUID: "9001"
      LOWCODER_PGID: "9001"
      LOWCODER_MONGODB_URL: "mongodb://lowcoder:secret123@mongodb/lowcoder?authSource=admin"
      LOWCODER_REDIS_URL: "redis://redis:6379"
      LOWCODER_NODE_SERVICE_URL: "http://lowcoder-node-service:6060"
      LOWCODER_MAX_QUERY_TIMEOUT: 120
      LOWCODER_MAX_REQUEST_SIZE: 20m
      LOWCODER_EMAIL_AUTH_ENABLED: "true"
      LOWCODER_EMAIL_SIGNUP_ENABLED: "true"
      LOWCODER_CREATE_WORKSPACE_ON_SIGNUP: "true"
      #
      # ! PLEASE CHANGE THESE TO SOMETHING UNIQUE !
      # 
      #    LOWCODER_DB_ENCRYPTION_PASSWORD and LOWCODER_DB_ENCRYPTION_SALT is used 
      #    to encrypt sensitive data in database so it is important to change the defaults
      #
      LOWCODER_DB_ENCRYPTION_PASSWORD: "lowcoder.org"
      LOWCODER_DB_ENCRYPTION_SALT: "lowcoder.org"
      LOWCODER_CORS_DOMAINS: "*"
      LOWCODER_MAX_ORGS_PER_USER: 100
      LOWCODER_MAX_MEMBERS_PER_ORG: 1000
      LOWCODER_MAX_GROUPS_PER_ORG: 100
      LOWCODER_MAX_APPS_PER_ORG: 1000
      LOWCODER_MAX_DEVELOPERS: 50
      #
      # API-KEY secret - should be a string of at least 32 random characters
      #    - on linux/mac, generate one eg. with: head /dev/urandom | head -c 30 | shasum -a 256
      #
      LOWCODER_API_KEY_SECRET: "5a41b090758b39b226603177ef48d73ae9839dd458ccb7e66f7e7cc028d5a50b"
      LOWCODER_PLUGINS_DIR: "../plugins"
      LOWCODER_API_RATE_LIMIT: 50
      LOWCODER_WORKSPACE_MODE: SAAS
      LOWCODER_MARKETPLACE_PRIVATE_MODE: "true"
      # Lowcoder notification emails setup
      LOWCODER_ADMIN_SMTP_HOST: smtp.gmail.com
      LOWCODER_ADMIN_SMTP_PORT: 587
      LOWCODER_ADMIN_SMTP_USERNAME:
      LOWCODER_ADMIN_SMTP_PASSWORD:
      LOWCODER_ADMIN_SMTP_AUTH: "true"
      LOWCODER_ADMIN_SMTP_SSL_ENABLED: "false"
      LOWCODER_ADMIN_SMTP_STARTTLS_ENABLED: "true"
      LOWCODER_ADMIN_SMTP_STARTTLS_REQUIRED: "true"
      # Email used as sender in lost password email
      LOWCODER_EMAIL_NOTIFICATIONS_SENDER: info@localhost
      # Lowcoder superuser details
      LOWCODER_SUPERUSER_USERNAME: admin@localhost
      # If left blank, a password will be generated and written into api-service log
      LOWCODER_SUPERUSER_PASSWORD:

      ##
      # OpenTelemetry Related Settings
      # Set OTEL_JAVAAGENT_ENABLED=false
      # to disable OpenTelemetry Java agent
      ##

      # OTEL_JAVAAGENT_ENABLED: "false"
      OTEL_RESOURCE_ATTRIBUTES: "deployment.environment=production"
      OTEL_SERVICE_NAME: "lowcoder-api-service"
      OTEL_SERVICE_VERSION: "2.6.5"
      OTEL_EXPORTER_OTLP_PROTOCOL: "grpc"
      OTEL_EXPORTER_OTLP_ENDPOINT: "http://otel-lgtm:4317"
      OTEL_TRACES_EXPORTER: "otlp"
      OTEL_METRICS_EXPORTER: "otlp"
      OTEL_LOGS_EXPORTER: "otlp"
      

    restart: unless-stopped
    depends_on:
      mongodb:
        condition: service_healthy
        restart: true
      redis:
        condition: service_healthy
        restart: true
      otel-lgtm:
        condition: service_healthy
        restart: true
    volumes:
      - ./lowcoder-stacks:/lowcoder-stacks
      - ./lowcoder-stacks/assets:/lowcoder/assets
    healthcheck: #https://stackoverflow.com/questions/71101967/how-should-i-use-grep-in-docker-compose-healthcheck
      test: curl -sS http://lowcoder-api-service:8080  | grep -c "Lowcoder API is up and runnig" > /dev/null
      interval: 3s
      timeout: 5s
      retries: 10


  lowcoder-node-service:
    image: lowcoderorg/lowcoder-ce-node-service:latest
    container_name: lowcoder-node-service
    # Enabled ports to be able to access backend from host
    # ports:
    #   - "6060:6060"
    environment:
      LOWCODER_PUID: "9001"
      LOWCODER_PGID: "9001"
      LOWCODER_API_SERVICE_URL: "http://lowcoder-api-service:8080"

      ##
      # OpenTelemetry Related Settings
      #
      # Uncomment OTEL_NODE_ENABLED_INSTRUMENTATIONS
      # to disable OpenTelemetry Node agent
      ##
      # OTEL_NODE_ENABLED_INSTRUMENTATIONS=""
      OTEL_RESOURCE_ATTRIBUTES: "deployment.environment=production"
      OTEL_SERVICE_NAME: "lowcoder-node-service"
      OTEL_SERVICE_VERSION: "2.6.5"
      OTEL_EXPORTER_OTLP_PROTOCOL: "grpc"
      OTEL_EXPORTER_OTLP_ENDPOINT: "http://otel-lgtm:4317"
      OTEL_TRACES_EXPORTER: "otlp"
      OTEL_METRICS_EXPORTER: "otlp"
      OTEL_LOGS_EXPORTER: "otlp"

    restart: unless-stopped
    depends_on:
      lowcoder-api-service:
        condition: service_healthy
        restart: true
    healthcheck: #https://stackoverflow.com/questions/71101967/how-should-i-use-grep-in-docker-compose-healthcheck
      test: curl -sS http://lowcoder-node-service:6060  | grep -c "Lowcoder Node Service is up and running" > /dev/null
      interval: 3s
      timeout: 5s
      retries: 10
  
  ##
  ## Start Lowcoder web frontend
  ##
  lowcoder-frontend:
    image: lowcoderorg/lowcoder-ce-frontend:latest
    container_name: lowcoder-frontend
    ports:
      - "3000:3000"
    environment:
      LOWCODER_PUID: "9001"
      LOWCODER_PGID: "9001"
      LOWCODER_MAX_REQUEST_SIZE: 20m
      LOWCODER_MAX_QUERY_TIMEOUT: 120
      LOWCODER_API_SERVICE_URL: "http://lowcoder-api-service:8080"
      LOWCODER_NODE_SERVICE_URL: "http://lowcoder-node-service:6060"
    restart: unless-stopped
    depends_on:
      lowcoder-node-service:
        condition: service_healthy
        restart: true
      lowcoder-api-service:
        condition: service_healthy
        restart: true
    volumes:
      - ./lowcoder-stacks/assets:/lowcoder/assets
    healthcheck:
      test: curl --fail http://lowcoder-frontend:3000 || exit 1
      interval: 5s
      retries: 10
      start_period: 10s
      timeout: 10s
  otel-lgtm:
    image: grafana/otel-lgtm:latest
    container_name: otel-lgtm
    ports:
      - "3001:3000"   # Grafana UI
      - "4317:4317"   # OTLP gRPC receiver
      - "4318:4318"   # OTLP HTTP receiver
      - "9090:9090"   # Prometheus / Mimir
      - "3100:3100"   # Loki
      - "3200:3200"   # Tempo
    volumes:
      - ./otel-lgtm-data:/data # Persistent storage for Grafana, Loki, Tempo, Mimir
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:3001/api/health"] # Check Grafana UI health
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 30s # Give it some time to start up initially