[ClusterLabs] When the active node enters the standby state, what should be done to make the VIP not automatically jump
Strahil Nikolov
hunter86_bg at yahoo.com
Thu Apr 16 07:14:17 EDT 2020
On April 16, 2020 12:57:05 PM GMT+03:00, "邴洪涛" <695097494plus at gmail.com> wrote:
>>*hi:
>*>* We now get a strange requirement. When the active node enters
>standby
>*>*mode, virtual_ip will not automatically jump to the normal node, but
>*>*requires manual operation to achieve the jump of virtual_ip
>*>* The mode we use is Active / Passive mode
>*>* The Resource Agent we use is ocf: heartbeat: IPaddr2
>*>* Hope you can solve my confusion
>*
>Hello,
>
>Can you provide the version of the stack, your config and the command
>you run to put the node in sandby ?
>
>Best Regards,
>Strahil Nikolov
>
>-----------------
>
>Sorry, I don't know how to reply correctly, so I pasted the previous
>chat content on it
>
>The following are the commands we use
>
> pcs property set stonith-enabled=false
>
> pcs property set no-quorum-policy=ignore
> pcs resource create virtual_ip ocf:heartbeat:IPaddr2 ip=${VIP}
>cidr_netmask=32 op monitor interval="10s"
>
> pcs resource create docker systemd:docker op monitor interval="10s"
>timeout="15s" op start interval="0" timeout="1200s" op stop
>interval="0"
>timeout="1200s"
> pcs constraint colocation add docker virtual_ip INFINITY
> pcs constraint order virtual_ip then docker
> pcs constraint location docker prefers ${MASTER_NAME}=50
>
> pcs resource create lsyncd systemd:lsyncd op monitor interval="10s"
>timeout="15s" op start interval="0" timeout="120s" op stop interval="0"
>timeout="60s"
> pcs constraint colocation add lsyncd virtual_ip INFINITY
>
>The version we use is
> Pacemaker 1.1.20-5.el7_7.2
> Written by Andrew Beekhof
If you need to enter a node in standby mode and still keep the IP on that node - I don't think that you can do it at all.
Best Regards,
Strahil Nikolov
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