docker - consul + registrator for service discovery

docker-compose.yml

version: "3"
services:
    consul:
        image: consul
        restart: always
        network_mode: host
        volumes:
            - /opt/docker-persist/consul/:/consul/data
        command:
            - agent
            - -server
            - -client=0.0.0.0
            - -bootstrap-expect=1
            - -bind=192.168.1.2
            - -ui

    registrator:
        image: gliderlabs/registrator:latest
        restart: always
        network_mode: host
        volumes:
            - /var/run/docker.sock:/tmp/docker.sock
        command:
            - consul://localhost:8500

    consul_template:
        image: hashicorp/consul-template
        restart: always

    vault:
        image: vault
        restart: always
        cap_add:
            - IPC_LOCK
        volumes:
            - /opt/docker-persist/vault/config:/vault/config
            - /opt/docker-persist/vault/logs:/vault/logs
            - /opt/docker-persist/vault/file:/vault/file
        command:
            - server