fence_scsi "Cannot get registration keys" on VMware environment

Issue

• When Red Hat pacemakerclusters use vmdk shared disks in VMware, the fence_scsior fence_mpathfence devices fails during unfencingprocess

• The pcs status --fulloutput reports fencing failures:

  Failed Fencing Actions:
  * unfencing of node1 failed: delegate=, client=crmd.2220, origin=node2
  * unfencing of node2 failed: delegate=, client=crmd.2220, origin=node1
  

• The /var/log/messages reports " ERROR: Cannot get registration keys":

  stonith-ng[<PID>]:  notice: fence_scsi_on_1:stderr [ 2024-05-09 19:17:05,088 ERROR: Cannot get registration keys ]
  stonith-ng[<PID>]:  notice: fence_scsi_on_1:stderr [  ]
  stonith-ng[<PID>]:  notice: fence_scsi_on_1:stderr [ 2024-05-09 19:17:05,088 ERROR: Please use '-h' for usage ]
  stonith-ng[<PID>]:  notice: fence_scsi_on_1:stderr [  ]
  stonith-ng[<PID>]:   error: Operation 'on' [<PID>] (call 22 from crmd.2220) for host 'node2' with device 'fence_scsi' returned: -201 (Generic Pacemaker error)
  stonith-ng[<PID>]:  notice: Couldn't find anyone to fence (on) node1 with any device
  stonith-ng[<PID>]:  notice: Couldn't find anyone to fence (on) node2 with any device
  stonith-ng[<PID>]:   error: Operation 'on' targeting node2 on <no-one> for crmd.2220@node1: No route to host