docker-compose.yml

version: '3'
 
services:
    nginx_web_1:
        container_name: ${LB_PROJECT_NAME}_NGINX_con_1
        build: ./nginx/web1
        expose:
            - ${NGINX_EXPOSED_PORT}
        networks:
            public_net:
                ipv4_address: ${NGINX_1_IP}
                aliases: 
                    - nginx1
    nginx_web_2:
        container_name: ${LB_PROJECT_NAME}_NGINX_con_2
        build: ./nginx/web2
        expose:
            - ${NGINX_EXPOSED_PORT}
        networks:
            public_net:
                ipv4_address: ${NGINX_2_IP}
                aliases: 
                    - nginx2
    haproxy:
        build: ./haproxy
        ports:
            - 80:80
        expose:
            - 80
        networks:
            public_net:
                ipv4_address: ${HA_PROXY_IP}
        environment:
            - NGINX_1_IP=${NGINX_1_IP}
            - NGINX_2_IP=${NGINX_2_IP}
            - NGINX_EXPOSED_PORT=${NGINX_EXPOSED_PORT}
networks:
    public_net:
        driver: bridge
        ipam:
            driver: default
            config:
                - subnet: ${NETWORK_SUBNET}