Editing GSTN - ZIMBRA MAILBOX and MTA CLUSTER (section)

= Pacemaker: Add Resource =

== Set virtual IP address ==

=== IPv4 Resource: ===

[root@gd9109 ~]# pcs resource create ClusterIP ocf:heartbeat:IPaddr2 ip=172.18.101.20 cidr_netmask=24 op monitor interval=30s

=== IPv6 Resource: ===

[root@gd9109 ~]# pcs resource create ClusterIPv6 ocf:heartbeat:IPaddr2 ip=2404:a800:1000:d:7800::14 cidr_netmask=69 op monitor interval=30s


[[Image:ZIMBRAMTA3.png |top]]

=== Zimbra Service resource:  ===

Copy attached zimbra resource script on both the server at “<span style="background-color:#ffffff;color:#000066;">/usr/lib/ocf/</span><span style="background-color:#fffec4;color:#000066;">resource</span><span style="background-color:#ffffff;color:#000066;">.d/heartbeat” </span><span style="background-color:#ffffff;color:#000000;">location.</span><span style="background-color:#ffffff;color:#000066;"> </span>

Click on add resource and Select type as zimbra, name for the resource will be “Zimbra_Service”

And optional Arguments should be like below,

binary = zmcontrol

zimbra_dir = /opt/zimbra

zimbra_user = zimbra

zimbra_group = zimbra

After filling above information click on apply:

[[Image:ZIMBRAMTA4.png |top]]

=== Zimbra backup Lun Resource:  ===

[root@gd9109 ~]# pcs resource create fs_bkp Filesystem device="/dev/vg_bkp/Lv_bkp" directory="/zimbra_backup" fstype="ext4"

[[Image:ZIMBRAMTA5.png |top]]


== Install required packages on all Nodes. ==

[root@gd9109 ~]# yum -y install fence-agents-all lvm2-cluster gfs2-utils

[root@gd9109 ~]# reboot

== Add required resources. It's OK to set on a node. ==

[root@gd9109 ~]# pcs resource create dlm ocf:pacemaker:controld op monitor interval=30s on-fail=fence clone interleave=true ordered=true 

[root@gd9109 ~]# pcs resource create clvmd ocf:heartbeat:clvm op monitor interval=30s on-fail=fence clone interleave=true ordered=true 

[root@gd9109 ~]# pcs constraint order start dlm-clone then clvmd-clone 

[root@gd9109 ~]# pcs constraint colocation add clvmd-clone with dlm-clone