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[SAP] add more checks/debug for get_netapp_cinder_host #331

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[SAP] add more checks/debug for get_netapp_cinder_host #331

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13 changes: 12 additions & 1 deletion cinder/volume/drivers/vmware/vmdk.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3641,16 +3641,27 @@ def _get_all_pools(self, refresh=False):
context.get_admin_context())
return self._all_pools_cache

@volume_utils.trace
def get_netapp_cinder_host(self, netapp_fqdn):
# Example netapp host cinder-volume-netapp-b-0@stnpca2_st051_nfs
# Example vmware host cinder-volume-vmware-vc-b-0@vmware_fcd
pools = [pool for pool in self._get_all_pools()
sched_pools = self._get_all_pools()
if not sched_pools:
LOG.error("No pools found in scheduler.")
return None

pools = [pool for pool in sched_pools
if pool['capabilities'].get('netapp_server_hostname')
== netapp_fqdn]

if not pools:
LOG.warning("No pools found for netapp server %s.", netapp_fqdn)
LOG.debug("Available pools: %s",
[p['name'] for p in sched_pools])
return None

LOG.debug("Found pools for netapp server %s: %s.", netapp_fqdn, pools)

return volume_utils.extract_host(pools[0]['name'], 'backend')

def _start_periodic_tasks(self):
Expand Down