docker-compose.yml

---

services:
  community:
    image: ${COMPOSE_IMAGE:-labkeyteamcity/labkey-community:26.3.0}
    platform: linux/amd64
    container_name: labkey-community
    depends_on:
      - pg-community
    ports:
      - ${HOST_PORT:-8443}:8443
    volumes:
      - ./mounts/files:/labkey/files
      # - files:/labkey/files
      - ./mounts/modules:/labkey/externalModules
      - ./mounts/logs:/labkey/logs
    environment:
      - TOMCAT_SSL_CIPHERS=${TOMCAT_SSL_CIPHERS:-HIGH:!aNULL:!eNULL:!EXPORT:!DES:!RC4:!MD5:!kRSA:!EDH:!DHE:!DH:!CAMELLIA:!ARIA:!AESCCM:!SHA:!CHACHA20}
      - LOG_LEVEL_SPRING_WEB=INFO
      - LOG_LEVEL_TOMCAT=INFO
      - LOG_LEVEL_DEFAULT=INFO
      - LOG_LEVEL_LABKEY_DEFAULT=INFO
      - LOG_LEVEL_API_SETTINGS=INFO
      - LOG_LEVEL_API_MODULELOADER=INFO

      - LOGGER_PATTERN=%-80.80logger{79}

      - POSTGRES_PASSWORD=${POSTGRES_PASSWORD:-a"placeholder#'password}
      - POSTGRES_HOST=pg-community

      - MAX_JVM_RAM_PERCENT=${MAX_JVM_RAM_PERCENT:-75.0}
      - JAVA_PRE_JAR_EXTRA=-XX:+UseSerialGC -Xss512k

      # edit to match your SMTP server if you wish to use email
      - SMTP_HOST=localhost
      - SMTP_AUTH=false
      - SMTP_PORT=25
      - SMTP_USER=foo
      - SMTP_PASSWORD=${SMTP_PASSWORD:-}
      - SMTP_STARTTLS=false
      - LABKEY_SYSTEM_EMAIL_ADDRESS=${SMTP_FROM:-do_not_reply@localhost}

      # If these parameters are set use provided; else default to Labkey new installation wizard
      # ${VARIABLE:-} will use the supplied VARIABLE or default to null - see docker-compose docs for vairable expansion 
      - LABKEY_CREATE_INITIAL_USER=${LABKEY_CREATE_INITIAL_USER:-}
      - LABKEY_CREATE_INITIAL_USER_APIKEY=${LABKEY_CREATE_INITIAL_USER_APIKEY:-}
      - LABKEY_COMPANY_NAME=${LABKEY_COMPANY_NAME:-Labkey Demo}
      - LABKEY_SYSTEM_DESCRIPTION=${LABKEY_SYSTEM_DESCRIPTION:-Labkey Demo}
      - LABKEY_SYSTEM_SHORT_NAME=${LABKEY_SYSTEM_SHORT_NAME:-Labkey Demo}

      # recommended postgres connection settings
      - POSTGRES_MAX_TOTAL_CONNECTIONS=${POSTGRES_MAX_TOTAL_CONNECTIONS:-50}
      - POSTGRES_MAX_IDLE_CONNECTIONS=${POSTGRES_MAX_IDLE_CONNECTIONS:-10}
      - POSTGRES_MAX_WAIT_MILLIS=${POSTGRES_MAX_WAIT_MILLIS:-120000}
      - POSTGRES_ACCESS_UNDERLYING_CONNECTIONS=${POSTGRES_ACCESS_UNDERLYING_CONNECTIONS:-true}
      - POSTGRES_VALIDATION_QUERY=${POSTGRES_VALIDATION_QUERY:-SELECT 1}

      # optional values - used primarily for labkey cloud deployments 
      - LABKEY_CUSTOM_PROPERTIES_S3_URI=${LABKEY_CUSTOM_PROPERTIES_S3_URI:-}
      - LABKEY_OPTIONAL_APP_PROPERTIES_S3_URI=${LABKEY_OPTIONAL_APP_PROPERTIES_S3_URI:-}
      - LABKEY_DEFAULT_PROPERTIES_S3_URI=${LABKEY_DEFAULT_PROPERTIES_S3_URI:-}
      - LOG4J_CONFIG_FILE=${LOG4J_CONFIG_FILE-log4j2.xml}
      - LOG4J_CONFIG_OVERRIDE=${LOG4J_CONFIG_OVERRIDE:-default.log4j.xml}
      - JSON_OUTPUT=${JSON_OUTPUT-false}
      - DD_COLLECT_APM=${DD_COLLECT_APM-false}      
      - SLEEP=${SLEEP:-0}
      - PURGE_HEAP_AND_ERROR_LOGS_OLDER_THAN_DAYS=${PURGE_HEAP_AND_ERROR_LOGS_OLDER_THAN_DAYS:-90}

  pg-community:
    image: postgres:${PG_VERSION:-18}
    container_name: pg-community
    # run postgres through the image entrypoint; logs stay visible so
    # version/startup errors (e.g. pg data-dir incompatibility) surface in
    # `docker compose logs` instead of the container silently crash-looping.
    entrypoint:
      - "/bin/bash"
      - "-c"
      - "docker-entrypoint.sh postgres"
    environment:
      # we recommend changing this to a strong random password of at least 16 characters
      - POSTGRES_PASSWORD=${POSTGRES_PASSWORD:-a"placeholder#'password}
      # pin PGDATA to the pre-18 default so the bind mount below keeps
      # persisting data: the postgres:18 image moved its default PGDATA to
      # /var/lib/postgresql/18/docker, which would bypass this mount entirely.
      - PGDATA=/var/lib/postgresql/data
    healthcheck:
      test: ["CMD", "pg_isready", "-U", "postgres"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 40s
    volumes:
      # Version-namespaced data directory so Postgres 17, 18, etc. don't collide
      - ./mounts/pgdata/${IDENT:-postgres}-${PG_VERSION:-18}-data:/var/lib/postgresql/data
    ports:
      - ${PG_PORT:-54321}:5432