Add GCE cloud provider kind.

inventory/byo/hosts.origin.example

@@ -149,6 +149,9 @@ openshift_master_identity_providers=[{'name': 'htpasswd_auth', 'login': 'true',
 #openshift_cloudprovider_openstack_tenant_name=tenant_name
 #openshift_cloudprovider_openstack_region=region
 #openshift_cloudprovider_openstack_lb_subnet_id=subnet_id
+#
+# GCE
+#openshift_cloudprovider_kind=gce
 
 # Project Configuration
 #osm_project_request_message=''

inventory/byo/hosts.ose.example

@@ -148,6 +148,9 @@ openshift_master_identity_providers=[{'name': 'htpasswd_auth', 'login': 'true',
 #openshift_cloudprovider_openstack_tenant_name=tenant_name
 #openshift_cloudprovider_openstack_region=region
 #openshift_cloudprovider_openstack_lb_subnet_id=subnet_id
+#
+# GCE
+#openshift_cloudprovider_kind=gce
 
 # Project Configuration
 #osm_project_request_message=''

roles/openshift_facts/library/openshift_facts.py

@@ -1036,6 +1036,8 @@ def build_kubelet_args(facts):
                 if facts['cloudprovider']['kind'] == 'openstack':
                     kubelet_args['cloud-provider'] = ['openstack']
                     kubelet_args['cloud-config'] = [cloud_cfg_path + '/openstack.conf']
+                if facts['cloudprovider']['kind'] == 'gce':
+                    kubelet_args['cloud-provider'] = ['gce']
         if kubelet_args != {}:
             facts = merge_facts({'node': {'kubelet_args': kubelet_args}}, facts, [], [])
     return facts
@@ -1054,6 +1056,8 @@ def build_controller_args(facts):
                 if facts['cloudprovider']['kind'] == 'openstack':
                     controller_args['cloud-provider'] = ['openstack']
                     controller_args['cloud-config'] = [cloud_cfg_path + '/openstack.conf']
+                if facts['cloudprovider']['kind'] == 'gce':
+                    controller_args['cloud-provider'] = ['gce']
         if controller_args != {}:
             facts = merge_facts({'master': {'controller_args': controller_args}}, facts, [], [])
     return facts
@@ -1072,6 +1076,8 @@ def build_api_server_args(facts):
                 if facts['cloudprovider']['kind'] == 'openstack':
                     api_server_args['cloud-provider'] = ['openstack']
                     api_server_args['cloud-config'] = [cloud_cfg_path + '/openstack.conf']
+                if facts['cloudprovider']['kind'] == 'gce':
+                    api_server_args['cloud-provider'] = ['gce']
         if api_server_args != {}:
             facts = merge_facts({'master': {'api_server_args': api_server_args}}, facts, [], [])
     return facts