Add ports filtering support to XtremIO Cinder driver

If there are some iSCSI or FC targets (ESXi for example) that
are not connected to the OpenStack host,
attach volume operation waits until timeout.
The XtremIO Cinder driver needs a new option to support ports
filtering.

Depends-On: https://review.opendev.org/#/c/776264
Related-Bug: #1915800
Change-Id: Ib689f08e414f3a10d18ed34932f8a314be7a7344

deployment/cinder/cinder-backend-dellemc-xtremio-iscsi-puppet.yaml

@@ -55,6 +55,12 @@ parameters:
                  of copies (XtremIO snapshots) taken from each image cache.
                  A value of 0 ignores the limit and defers to the array
                  maximum as the effective limit.
+  CinderDellEMCXTREMIOIscsiPorts:
+    type: string
+    default: ''
+    description: Allowed ports. Comma separated list of XtremIO
+                 iSCSI IPs or FC WWNs (ex. 58:cc:f0:98:49:22:07:02)
+                 to be used. If option is not set all ports are allowed.
   ServiceData:
     default: {}
     description: Dictionary packing service data
@@ -93,6 +99,7 @@ parameter_groups:
   - CinderDellEMCXTREMIOIscsiArrayBusyRetryCount
   - CinderDellEMCXTREMIOIscsiArrayBusyRetryInterval
   - CinderDellEMCXTREMIOIscsiVolumesPerGlanceCache
+  - CinderDellEMCXTREMIOIscsiPorts
 
 outputs:
   role_data:
@@ -110,6 +117,7 @@ outputs:
             cinder::backend::dellemc_xtremio_iscsi::xtremio_array_busy_retry_count: {get_param: CinderDellEMCXTREMIOIscsiArrayBusyRetryCount}
             cinder::backend::dellemc_xtremio_iscsi::xtremio_array_busy_retry_interval: {get_param: CinderDellEMCXTREMIOIscsiArrayBusyRetryInterval}
             cinder::backend::dellemc_xtremio_iscsi::xtremio_volumes_per_glance_cache: {get_param: CinderDellEMCXTREMIOIscsiVolumesPerGlanceCache}
+            cinder::backend::dellemc_xtremio_iscsi::xtremio_ports: {get_param: CinderDellEMCXTREMIOIscsiPorts}
           -
             if:
             - {equals : [{get_param: CinderDellEMCXTREMIOIscsiAvailabilityZone}, '']}

deployment/cinder/cinder-backend-dellemc-xtremio-puppet.yaml

@@ -66,6 +66,12 @@ parameters:
     default: 'iSCSI'
     constraints:
       - allowed_values: [ 'iSCSI', 'FC']
+  CinderXtremioPorts:
+    type: string
+    default: ''
+    description: Allowed ports. Comma separated list of XtremIO
+                 iSCSI IPs or FC WWNs (ex. 58:cc:f0:98:49:22:07:02)
+                 to be used. If option is not set all ports are allowed.
   ServiceData:
     default: {}
     description: Dictionary packing service data
@@ -108,6 +114,7 @@ outputs:
             cinder::backend::dellemc_xtremio::xtremio_array_busy_retry_interval: {get_param: CinderXtremioArrayBusyRetryInterval}
             cinder::backend::dellemc_xtremio::xtremio_volumes_per_glance_cache: {get_param: CinderXtremioVolumesPerGlanceCache}
             cinder::backend::dellemc_xtremio::xtremio_storage_protocol: {get_param: CinderXtremioStorageProtocol}
+            cinder::backend::dellemc_xtremio::xtremio_ports: {get_param: CinderXtremioPorts}
           -
             if:
             - {equals : [{get_param: CinderXtremioAvailabilityZone}, '']}

environments/cinder-dellemc-xtremio-config.yaml

@@ -13,6 +13,7 @@ parameter_defaults:
   CinderXtremioArrayBusyRetryCount: 5
   CinderXtremioArrayBusyRetryInterval: 5
   CinderXtremioVolumesPerGlanceCache: 100
+  CinderXtremioPorts: ''
 # To configure multiple backends, use CinderXtremioMultiConfig to
 # assign parameter values specific to that backend. CinderXtremioMultiConfig
 # is a dictionary of the parameter values for each backend specified in

environments/cinder-dellemc-xtremio-iscsi-config.yaml

@@ -16,3 +16,4 @@ parameter_defaults:
   CinderDellEMCXTREMIOIscsiArrayBusyRetryCount: 5
   CinderDellEMCXTREMIOIscsiArrayBusyRetryInterval: 5
   CinderDellEMCXTREMIOIscsiVolumesPerGlanceCache: 100
+  CinderDellEMCXTREMIOIscsiPorts: ''

releasenotes/notes/xtremio-add-ports-option-8991f7c8acc1aadb.yaml

@@ -0,0 +1,5 @@
+---
+fixes:
+  - |
+    `Bug #1915800 <https://bugs.launchpad.net/cinder/+bug/1915800>`_:
+    Add support for ports filtering in XtremIO driver.