Installing Keepalived with Docker
1 minute read
Master node:
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[root@59-139 ~]# docker run -d --net=host --cap-add NET_ADMIN \
-e KEEPALIVED_AUTOCONF=true \
# role \
-e KEEPALIVED_STATE=MASTER \
# network interface to bind \
-e KEEPALIVED_INTERFACE=ens33 \
# keepalived communication ID \
-e KEEPALIVED_VIRTUAL_ROUTER_ID=2 \
# unicast source address \
-e KEEPALIVED_UNICAST_SRC_IP=192.168.59.139 \
-e KEEPALIVED_UNICAST_PEER_0=192.168.59.140 \
# interface to track \
-e KEEPALIVED_TRACK_INTERFACE_1=ens33 \
# virtual VIP \
-e KEEPALIVED_VIRTUAL_IPADDRESS_1="192.168.59.100/24 dev ens33" \
arcts/keepalived
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Backup node:
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[root@59-139 ~]# docker run -d --net=host --cap-add NET_ADMIN \
-e KEEPALIVED_AUTOCONF=true \
-e KEEPALIVED_STATE=BACKUP \
-e KEEPALIVED_INTERFACE=ens33 \
-e KEEPALIVED_VIRTUAL_ROUTER_ID=2 \
-e KEEPALIVED_UNICAST_SRC_IP=192.168.59.140 \
-e KEEPALIVED_UNICAST_PEER_0=192.168.59.139 \
-e KEEPALIVED_TRACK_INTERFACE_1=ens33 \
-e KEEPALIVED_VIRTUAL_IPADDRESS_1="192.168.59.100/24 dev ens33" \
arcts/keepalived
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Reference:
https://hub.docker.com/r/arcts/keepalived