docker-compose.yml

version: "3.9"

x-service-environment: &common-variables
    HADR_PORT: 5022
    INIT_WAIT: 40
    ACCEPT_EULA: 'Y'
    IS_AOAG_PRIMARY: False
    SA_PASSWORD: ${SA_PASSWORD}
    MASTER_KEY_PASSWORD: ${MASTER_KEY_PASSWORD}
    HADR_LOGIN_PASSWORD: ${HADR_LOGIN_PASSWORD}
    HADR_CERT_PASSWORD: ${HADR_CERT_PASSWORD}
    SHARED_PATH: ${SHARED_PATH}
    BACKUP_PATH: ${BACKUP_PATH}

services:

    db1:
        container_name: db1
        hostname: db1
        build: 
            context: .\sql
            args:
                - INSTALL_TOOLS=${INSTALL_TOOLS}
        environment:
            <<: *common-variables
            IS_AOAG_PRIMARY: True
            TCP_PORT: ${DB1_TCP_PORT}
            PARTNER_HOSTNAME: db2
        ports:
            - ${DB1_TCP_PORT}:${DB1_TCP_PORT}
        volumes:
            - mssql-server-shared:${SHARED_PATH}
            - mssql-server-backup:${BACKUP_PATH}
        networks:
            - sqlaoag

    db2:
        container_name: db2
        hostname: db2
        build: 
            context: .\sql
            args:
                - INSTALL_TOOLS=${INSTALL_TOOLS}
        environment:
            <<: *common-variables
            INIT_WAIT: 60
            TCP_PORT: ${DB2_TCP_PORT}
        ports:
            - ${DB2_TCP_PORT}:${DB2_TCP_PORT}
        volumes:
            - mssql-server-shared:${SHARED_PATH}
            - mssql-server-backup:${BACKUP_PATH}
        depends_on:
            - db1
        networks:
            - sqlaoag

volumes:
    mssql-server-shared:
    mssql-server-backup:
networks:
    sqlaoag: