{cosmosdb-preview} Making delegated-subnet-id optional and adding the missing --private-endpoint-ip-address param for MI cassandra data center (#8666)

* Adding private-endpoint-ip-address to MI Cassandra datacenter creation

* az cli changes to make subnet optional and introducing the param --private-endpoint-ip-address in MI Cassandra datacenter creation flow

* lint fixes

* lint fixes

* removing local changes

* fixing test cases

Author: sachinAtMS

src/cosmosdb-preview/HISTORY.rst

@@ -1,6 +1,10 @@
 .. :changelog:
 Release History
 ===============
+1.4.0
+*  Add support for private endpoint in VPN based datacenter deployments in managed cassandra.
+
++++++++
 1.3.0
 *  Add support for VPN cluster deployments in managed cassandra.
 

src/cosmosdb-preview/azext_cosmosdb_preview/_params.py

@@ -179,7 +179,7 @@ def load_arguments(self, _):
     # Managed Cassandra Cluster
     with self.argument_context('managed-cassandra cluster create') as c:
         c.argument('location', options_list=['--location', '-l'], help="Azure Location of the Cluster", required=True)
-        c.argument('delegated_management_subnet_id', options_list=['--delegated-management-subnet-id', '-s'], help="The resource id of a subnet where the ip address of the cassandra management server will be allocated. This subnet must have connectivity to the delegated_subnet_id subnet of each data center.", required=True)
+        c.argument('delegated_management_subnet_id', options_list=['--delegated-management-subnet-id', '-s'], help="The resource id of a subnet where the ip address of the cassandra management server will be allocated. This subnet must have connectivity to the delegated_subnet_id subnet of each data center. This param is not needed for VPN clusters.")
         c.argument('initial_cassandra_admin_password', options_list=['--initial-cassandra-admin-password', '-i'], help="The intial password to be configured when a cluster is created for authentication_method Cassandra.")
         c.argument('restore_from_backup_id', help="The resource id of a backup. If provided on create, the backup will be used to prepopulate the cluster. The cluster data center count and node counts must match the backup.")
         c.argument('cluster_name_override', help="If a cluster must have a name that is not a valid azure resource name, this field can be specified to choose the Cassandra cluster name. Otherwise, the resource name will be used as the cluster name.")
@@ -228,6 +228,7 @@ def load_arguments(self, _):
         c.argument('disk_sku', options_list=['--disk-sku'], help="Disk SKU used for data centers. Default value is P30.")
         c.argument('disk_capacity', options_list=['--disk-capacity'], help="Number of disk used for data centers. Default value is 4.")
         c.argument('availability_zone', options_list=['--availability-zone', '-z'], arg_type=get_three_state_flag(), help="If the data center haves Availability Zone feature, apply it to the Virtual Machine ScaleSet that host the data center virtual machines.")
+        c.argument('private_endpoint_ip_address', options_list=['--private-endpoint-ip-address', '-i'], help="This is the IP address of the private Endpoint NIC, to be used in cases of VPN based cassandra datacenters.")
 
     # Managed Cassandra Datacenter
     with self.argument_context('managed-cassandra datacenter list') as c:

src/cosmosdb-preview/azext_cosmosdb_preview/custom.py

@@ -325,7 +325,7 @@ def cli_cosmosdb_managed_cassandra_cluster_create(client,
                                                   resource_group_name,
                                                   cluster_name,
                                                   location,
-                                                  delegated_management_subnet_id,
+                                                  delegated_management_subnet_id=None,
                                                   tags=None,
                                                   identity_type='None',
                                                   cluster_name_override=None,
@@ -519,7 +519,8 @@ def cli_cosmosdb_managed_cassandra_datacenter_create(client,
                                                      service_user_password=None,
                                                      search_base_distinguished_name=None,
                                                      search_filter_template=None,
-                                                     server_certificates=None):
+                                                     server_certificates=None,
+                                                     private_endpoint_ip_address=None):
 
     """Creates an Azure Managed Cassandra Datacenter"""
 
@@ -544,7 +545,8 @@ def cli_cosmosdb_managed_cassandra_datacenter_create(client,
         availability_zone=availability_zone,
         managed_disk_customer_key_uri=managed_disk_customer_key_uri,
         backup_storage_customer_key_uri=backup_storage_customer_key_uri,
-        authentication_method_ldap_properties=authentication_method_ldap_properties
+        authentication_method_ldap_properties=authentication_method_ldap_properties,
+        private_endpoint_ip_address=private_endpoint_ip_address
     )
 
     data_center_resource = DataCenterResource(