docker+keepalived

global_defs {
        router_id your_hostname
        vrrp_version 2
        vrrp_garp_master_delay 1
        vrrp_garp_master_refresh 2
        #Uncomment the next line if you'd like to use unique multicast groups
    }

    vrrp_instance lb-vips {
        state BACKUP
        interface {{INTERFACE}}
        virtual_router_id {{VRID}}
        priority 100
        advert_int 1
        nopreempt
        track_script {
            chk_haproxy
        }
        authentication {
            auth_type PASS
            auth_pass blahblah
        }
        virtual_ipaddress {
            {{VIRTUAL_IP}}/{{VIRTUAL_MASK}} dev {{INTERFACE}}
        }
    }

 docker run --net=host --cap-add=NET_ADMIN -e VIRTUAL_IP=10.0.6.17 -e VIRTUAL_MASK=24 -e VRID=199  -e INTERFACE=enp2s0 -d 55fd8d3f4139

: enp2s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether 74:27:ea:db:bd:04 brd ff:ff:ff:ff:ff:ff
    inet 10.0.0.31/21 brd 10.0.7.255 scope global enp2s0
       valid_lft forever preferred_lft forever
    inet 10.0.6.17/24 scope global enp2s0
       valid_lft forever preferred_lft forever
    inet6 2a00:1700:0:1:7627:eaff:fedb:bd04/64 scope global mngtmpaddr dynamic 
       valid_lft 2591831sec preferred_lft 604631sec
    inet6 fe80::7627:eaff:fedb:bd04/64 scope link 
       valid_lft forever preferred_lft forever

docker stop 55fd8d3f4139

docker kill -s TERM 55fd8d3f4139......