Docker-compose.yml

version: '3.7'
services:
  keycloak:
    restart: on-failure:5
    image: keycloak/cluster:latest
    hostname: keycloak-clustered-1
    volumes:
      - /home/roghuchi/KC/kc-vol:/opt/keycloak/data/log/
    environment:
      - TZ=Asia/Tehran
      - KEYCLOAK_ADMIN=admin
      - KEYCLOAK_ADMIN_PASSWORD=admin
      - KC_HOSTNAME=keycloak-clustered-1
      - KC_HOSTNAME_STRICT=true
      - KC_HOSTNAME_STRICT_BACKCHANNEL=true
      - KC_HTTPS_PROTOCOLS=TLSv1.3,TLSv1.2 
      - KC_METRICS_ENABLED=true
      - KC_HEALTH_ENABLED=true
      - HOSTNAME_ST=keycloak-clustered-1
      - KC_DB=oracle
      - KC_DB_URL_HOST=[oracle-ip]
      - KC_DB_USERNAME=keycloak
      - KC_DB_PASSWORD=[oracle-pass]
      - KC_DB_SCHEMA=keycloak
      - KC_DB_URL_DATABASE=[oracle-service-name]
      - KC_LOG_LEVEL=INFO
      - JAVA_OPTS_APPEND="-Djava.net.preferIPv4Stack=false -Djava.net.preferIPv6Addresses=true"
      - KC_DB_POOL_MAX_SIZE=200
      - JGROUPS_DISCOVERY_PROTOCOL=TCPPING
      - JGROUPS_DISCOVERY_EXTERNAL_IP=keycloak-clustered-1
      - JGROUPS_DISCOVERY_PROPERTIES=initial_hosts="[cluster2-ip][7600]"
      - SPRING_PROFILES_ACTIVE=prod
      - WILDFLY_LOGLEVEL=INFO
      - KC_LOG_CONSOLE_COLOR=true
      - KC_LOG=console,file
      - KC_LOG_FILE=/opt/keycloak/data/log/keycloak.log
    ports:
      - [cluster1-ip(local)]:8443:8443
      - [cluster1-ip(local)]:7600:7600