docker-compose file for mariadb galera cluster

galera_cluster.yml

version: '2'

services:
    node1:
        image: hauptmedia/mariadb:10.1
        hostname: node1
        environment:
            - MYSQL_ROOT_PASSWORD=test
            - REPLICATION_PASSWORD=test
            - MYSQL_DATABASE=maria
            - MYSQL_USER=maria
            - MYSQL_PASSWORD=test
            - GALERA=On
            - NODE_NAME=node1
            - CLUSTER_NAME=maria_cluster
            - CLUSTER_ADDRESS=gcomm://node1,node2,node3,node4
        command: --wsrep-new-cluster
        networks:
            - cluster

    node2:
        image: hauptmedia/mariadb:10.1
        hostname: node2
        environment:
            - MYSQL_ROOT_PASSWORD=test
            - REPLICATION_PASSWORD=test
            - GALERA=On
            - NODE_NAME=node2
            - CLUSTER_NAME=maria_cluster
            - CLUSTER_ADDRESS=gcomm://node1,node2,node3,node4
        networks:
            - cluster
        
    node3:
        image: hauptmedia/mariadb:10.1
        hostname: node3
        environment:
            - MYSQL_ROOT_PASSWORD=test
            - REPLICATION_PASSWORD=test
            - GALERA=On
            - NODE_NAME=node3
            - CLUSTER_NAME=maria_cluster
            - CLUSTER_ADDRESS=gcomm://node1,node2,node3,node4
        networks:
            - cluster
        
    node4:
        image: hauptmedia/mariadb:10.1
        hostname: node4
        environment:
            - MYSQL_ROOT_PASSWORD=test
            - REPLICATION_PASSWORD=test
            - GALERA=On
            - NODE_NAME=node4
            - CLUSTER_NAME=maria_cluster
            - CLUSTER_ADDRESS=gcomm://node1,node2,node3,node4
        networks:
            - cluster


networks:
    cluster: