[cm_api] OPSAPS-22168 missing /cm/licensedFeatureUsage

Author: Bryan Guo

python/src/cm_api/endpoints/cms.py

@@ -146,6 +146,24 @@ def import_admin_credentials(self, username, password):
     """
     return self._cmd('importAdminCredentials', params=dict(username=username, password=password))
 
+  def get_licensed_feature_usage(self):
+    """
+    Retrieve a summary of licensed feature usage.
+
+    This command will return information about what Cloudera Enterprise
+    licensed features are in use in the clusters being managed by this Cloudera
+    Manager, as well as totals for usage across all clusters.
+
+    The specific features described can vary between different versions of
+    Cloudera Manager.
+
+    Available since API v6.
+    """
+    return self._get('getLicensedFeatureUsage',
+                     ret_type=ApiLicensedFeatureUsage,
+                     ret_is_list=False,
+                     api_version=6)
+
   def inspect_hosts(self):
     """
     Runs the host inspector on the configured hosts.

python/src/cm_api/endpoints/types.py

@@ -664,6 +664,12 @@ class ApiCmPeer(BaseApiObject):
   def __str__(self):
     return "<ApiPeer>: %s (%s)" % (self.name, self.url)
 
+class ApiLicensedFeatureUsage(BaseApiObject):
+  _ATTRIBUTES = {
+    'totals'     : ROAttr(),
+    'clusters'  : ROAttr(),
+  }
+
 class ApiHdfsReplicationArguments(BaseApiObject):
   _ATTRIBUTES = {
     'sourceService'             : Attr(ApiServiceRef),

python/src/cm_api_tests/test_cms.py

@@ -92,3 +92,40 @@ def test_host_commission(self):
         data=[ "host1", "host2" ],
         retdata={})
     cms.hosts_recommission([ "host1", "host2" ])
+
+  def test_get_licensed_feature_usage(self):
+    resource = utils.MockResource(self)
+    cms = ClouderaManager(resource)
+    json_string = {
+      "totals" : {
+        "Core" : 8,
+        "HBase" : 8,
+        "Impala" : 8,
+        "Search" : 2,
+        "Spark" : 5,
+        "Accumulo" : 0,
+        "Navigator" : 8
+      },
+      "clusters" : {
+        "Cluster 1" : {
+          "Core" : 4,
+          "HBase" : 4,
+          "Impala" : 4,
+          "Search" : 1,
+          "Spark" : 1,
+          "Accumulo" : 0,
+          "Navigator" : 4
+        },
+        "Cluster 2" : {
+          "Core" : 4,
+          "HBase" : 4,
+          "Impala" : 4,
+          "Search" : 1,
+          "Spark" : 4,
+          "Accumulo" : 0,
+          "Navigator" : 4
+        }
+      }
+    }
+    resource.expect("GET", "/cm/getLicensedFeatureUsage", retdata=json_string)
+    cms.get_licensed_feature_usage()