diff --git a/api_names_out.yaml b/api_names_out.yaml
index 15f52b207..286bb0594 100644
--- a/api_names_out.yaml
+++ b/api_names_out.yaml
@@ -71314,8 +71314,15 @@
 "/sqladmin:v1beta4/InstancesListResponse/items/item": item
 "/sqladmin:v1beta4/InstancesListResponse/kind": kind
 "/sqladmin:v1beta4/InstancesListResponse/nextPageToken": next_page_token
+"/sqladmin:v1beta4/InstancesListServerCasResponse": instances_list_server_cas_response
+"/sqladmin:v1beta4/InstancesListServerCasResponse/activeVersion": active_version
+"/sqladmin:v1beta4/InstancesListServerCasResponse/certs": certs
+"/sqladmin:v1beta4/InstancesListServerCasResponse/certs/cert": cert
+"/sqladmin:v1beta4/InstancesListServerCasResponse/kind": kind
 "/sqladmin:v1beta4/InstancesRestoreBackupRequest": restore_instances_backup_request
 "/sqladmin:v1beta4/InstancesRestoreBackupRequest/restoreBackupContext": restore_backup_context
+"/sqladmin:v1beta4/InstancesRotateServerCaRequest": instances_rotate_server_ca_request
+"/sqladmin:v1beta4/InstancesRotateServerCaRequest/rotateServerCaContext": rotate_server_ca_context
 "/sqladmin:v1beta4/InstancesTruncateLogRequest": instances_truncate_log_request
 "/sqladmin:v1beta4/InstancesTruncateLogRequest/truncateLogContext": truncate_log_context
 "/sqladmin:v1beta4/IpConfiguration": ip_configuration
@@ -71388,6 +71395,9 @@
 "/sqladmin:v1beta4/RestoreBackupContext/backupRunId": backup_run_id
 "/sqladmin:v1beta4/RestoreBackupContext/instanceId": instance_id
 "/sqladmin:v1beta4/RestoreBackupContext/kind": kind
+"/sqladmin:v1beta4/RotateServerCaContext": rotate_server_ca_context
+"/sqladmin:v1beta4/RotateServerCaContext/kind": kind
+"/sqladmin:v1beta4/RotateServerCaContext/nextVersion": next_version
 "/sqladmin:v1beta4/Settings": settings
 "/sqladmin:v1beta4/Settings/activationPolicy": activation_policy
 "/sqladmin:v1beta4/Settings/authorizedGaeApplications": authorized_gae_applications
@@ -71508,6 +71518,9 @@
 "/sqladmin:v1beta4/sql.databases.update/project": project
 "/sqladmin:v1beta4/sql.flags.list": list_flags
 "/sqladmin:v1beta4/sql.flags.list/databaseVersion": database_version
+"/sqladmin:v1beta4/sql.instances.addServerCa": add_instance_server_ca
+"/sqladmin:v1beta4/sql.instances.addServerCa/instance": instance
+"/sqladmin:v1beta4/sql.instances.addServerCa/project": project
 "/sqladmin:v1beta4/sql.instances.clone": clone_instance
 "/sqladmin:v1beta4/sql.instances.clone/instance": instance
 "/sqladmin:v1beta4/sql.instances.clone/project": project
@@ -71536,6 +71549,9 @@
 "/sqladmin:v1beta4/sql.instances.list/maxResults": max_results
 "/sqladmin:v1beta4/sql.instances.list/pageToken": page_token
 "/sqladmin:v1beta4/sql.instances.list/project": project
+"/sqladmin:v1beta4/sql.instances.listServerCas": list_instance_server_cas
+"/sqladmin:v1beta4/sql.instances.listServerCas/instance": instance
+"/sqladmin:v1beta4/sql.instances.listServerCas/project": project
 "/sqladmin:v1beta4/sql.instances.patch": patch_instance
 "/sqladmin:v1beta4/sql.instances.patch/instance": instance
 "/sqladmin:v1beta4/sql.instances.patch/project": project
@@ -71551,6 +71567,9 @@
 "/sqladmin:v1beta4/sql.instances.restoreBackup": restore_instance_backup
 "/sqladmin:v1beta4/sql.instances.restoreBackup/instance": instance
 "/sqladmin:v1beta4/sql.instances.restoreBackup/project": project
+"/sqladmin:v1beta4/sql.instances.rotateServerCa": rotate_instance_server_ca
+"/sqladmin:v1beta4/sql.instances.rotateServerCa/instance": instance
+"/sqladmin:v1beta4/sql.instances.rotateServerCa/project": project
 "/sqladmin:v1beta4/sql.instances.startReplica": start_instance_replica
 "/sqladmin:v1beta4/sql.instances.startReplica/instance": instance
 "/sqladmin:v1beta4/sql.instances.startReplica/project": project
diff --git a/generated/google/apis/admin_reports_v1.rb b/generated/google/apis/admin_reports_v1.rb
index 19bf8c4ce..41b1527e3 100644
--- a/generated/google/apis/admin_reports_v1.rb
+++ b/generated/google/apis/admin_reports_v1.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://developers.google.com/admin-sdk/reports/
     module AdminReportsV1
       VERSION = 'ReportsV1'
-      REVISION = '20180430'
+      REVISION = '20180514'
 
       # View audit reports for your G Suite domain
       AUTH_ADMIN_REPORTS_AUDIT_READONLY = 'https://www.googleapis.com/auth/admin.reports.audit.readonly'
diff --git a/generated/google/apis/appengine_v1.rb b/generated/google/apis/appengine_v1.rb
index ea3d59384..a5677fc9a 100644
--- a/generated/google/apis/appengine_v1.rb
+++ b/generated/google/apis/appengine_v1.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://cloud.google.com/appengine/docs/admin-api/
     module AppengineV1
       VERSION = 'V1'
-      REVISION = '20180320'
+      REVISION = '20180511'
 
       # View and manage your applications deployed on Google App Engine
       AUTH_APPENGINE_ADMIN = 'https://www.googleapis.com/auth/appengine.admin'
diff --git a/generated/google/apis/appengine_v1/classes.rb b/generated/google/apis/appengine_v1/classes.rb
index 09b321dde..6a14205f3 100644
--- a/generated/google/apis/appengine_v1/classes.rb
+++ b/generated/google/apis/appengine_v1/classes.rb
@@ -805,14 +805,21 @@ module Google
       # Cloud Endpoints (https://cloud.google.com/endpoints) configuration. The
       # Endpoints API Service provides tooling for serving Open API and gRPC endpoints
       # via an NGINX proxy. Only valid for App Engine Flexible environment deployments.
-      # The fields here refer to the name and configuration id of a "service" resource
+      # The fields here refer to the name and configuration ID of a "service" resource
       # in the Service Management API (https://cloud.google.com/service-management/
       # overview).
       class EndpointsApiService
         include Google::Apis::Core::Hashable
       
-        # Endpoints service configuration id as specified by the Service Management API.
-        # For example "2016-09-19r1"
+        # Endpoints service configuration ID as specified by the Service Management API.
+        # For example "2016-09-19r1".By default, the rollout strategy for Endpoints is
+        # RolloutStrategy.FIXED. This means that Endpoints starts up with a particular
+        # configuration ID. When a new configuration is rolled out, Endpoints must be
+        # given the new configuration ID. The config_id field is used to give the
+        # configuration ID and is required in this case.Endpoints also has a rollout
+        # strategy called RolloutStrategy.MANAGED. When using this, Endpoints fetches
+        # the latest configuration and does not need the configuration ID. In this case,
+        # config_id must be omitted.
         # Corresponds to the JSON property `configId`
         # @return [String]
         attr_accessor :config_id
@@ -2694,7 +2701,7 @@ module Google
         # Cloud Endpoints (https://cloud.google.com/endpoints) configuration. The
         # Endpoints API Service provides tooling for serving Open API and gRPC endpoints
         # via an NGINX proxy. Only valid for App Engine Flexible environment deployments.
-        # The fields here refer to the name and configuration id of a "service" resource
+        # The fields here refer to the name and configuration ID of a "service" resource
         # in the Service Management API (https://cloud.google.com/service-management/
         # overview).
         # Corresponds to the JSON property `endpointsApiService`
diff --git a/generated/google/apis/appengine_v1/service.rb b/generated/google/apis/appengine_v1/service.rb
index bb61399a4..6f9c15bf5 100644
--- a/generated/google/apis/appengine_v1/service.rb
+++ b/generated/google/apis/appengine_v1/service.rb
@@ -1291,38 +1291,47 @@ module Google
         
         # Updates the specified Version resource. You can specify the following fields
         # depending on the App Engine environment and type of scaling that the version
-        # resource uses:
-        # serving_status (https://cloud.google.com/appengine/docs/admin-api/reference/
-        # rest/v1/apps.services.versions#Version.FIELDS.serving_status):  For Version
-        # resources that use basic scaling, manual scaling, or run in  the App Engine
-        # flexible environment.
+        # resource uses:Standard environment
         # instance_class (https://cloud.google.com/appengine/docs/admin-api/reference/
-        # rest/v1/apps.services.versions#Version.FIELDS.instance_class):  For Version
-        # resources that run in the App Engine standard environment.
+        # rest/v1/apps.services.versions#Version.FIELDS.instance_class)automatic scaling
+        # in the standard environment:
         # automatic_scaling.min_idle_instances (https://cloud.google.com/appengine/docs/
         # admin-api/reference/rest/v1/apps.services.versions#Version.FIELDS.
-        # automatic_scaling):  For Version resources that use automatic scaling and run
-        # in the App  Engine standard environment.
+        # automatic_scaling)
         # automatic_scaling.max_idle_instances (https://cloud.google.com/appengine/docs/
         # admin-api/reference/rest/v1/apps.services.versions#Version.FIELDS.
-        # automatic_scaling):  For Version resources that use automatic scaling and run
-        # in the App  Engine standard environment.
+        # automatic_scaling)
+        # automaticScaling.standard_scheduler_settings.max_instances (https://cloud.
+        # google.com/appengine/docs/admin-api/reference/rest/v1/apps.services.versions#
+        # StandardSchedulerSettings)
+        # automaticScaling.standard_scheduler_settings.min_instances (https://cloud.
+        # google.com/appengine/docs/admin-api/reference/rest/v1/apps.services.versions#
+        # StandardSchedulerSettings)
+        # automaticScaling.standard_scheduler_settings.target_cpu_utilization (https://
+        # cloud.google.com/appengine/docs/admin-api/reference/rest/v1/apps.services.
+        # versions#StandardSchedulerSettings)
+        # automaticScaling.standard_scheduler_settings.target_throughput_utilization (
+        # https://cloud.google.com/appengine/docs/admin-api/reference/rest/v1/apps.
+        # services.versions#StandardSchedulerSettings)basic scaling or manual scaling in
+        # the standard environment:
+        # serving_status (https://cloud.google.com/appengine/docs/admin-api/reference/
+        # rest/v1/apps.services.versions#Version.FIELDS.serving_status)Flexible
+        # environment
+        # serving_status (https://cloud.google.com/appengine/docs/admin-api/reference/
+        # rest/v1/apps.services.versions#Version.FIELDS.serving_status)automatic scaling
+        # in the flexible environment:
         # automatic_scaling.min_total_instances (https://cloud.google.com/appengine/docs/
         # admin-api/reference/rest/v1/apps.services.versions#Version.FIELDS.
-        # automatic_scaling):  For Version resources that use automatic scaling and run
-        # in the App  Engine flexible environment.
+        # automatic_scaling)
         # automatic_scaling.max_total_instances (https://cloud.google.com/appengine/docs/
         # admin-api/reference/rest/v1/apps.services.versions#Version.FIELDS.
-        # automatic_scaling):  For Version resources that use automatic scaling and run
-        # in the App  Engine flexible environment.
+        # automatic_scaling)
         # automatic_scaling.cool_down_period_sec (https://cloud.google.com/appengine/
         # docs/admin-api/reference/rest/v1/apps.services.versions#Version.FIELDS.
-        # automatic_scaling):  For Version resources that use automatic scaling and run
-        # in the App  Engine flexible environment.
+        # automatic_scaling)
         # automatic_scaling.cpu_utilization.target_utilization (https://cloud.google.com/
         # appengine/docs/admin-api/reference/rest/v1/apps.services.versions#Version.
-        # FIELDS.automatic_scaling):  For Version resources that use automatic scaling
-        # and run in the App  Engine flexible environment.
+        # FIELDS.automatic_scaling)
         # @param [String] apps_id
         #   Part of `name`. Name of the resource to update. Example: apps/myapp/services/
         #   default/versions/1.
diff --git a/generated/google/apis/appengine_v1beta.rb b/generated/google/apis/appengine_v1beta.rb
index 506676c61..edf0820b8 100644
--- a/generated/google/apis/appengine_v1beta.rb
+++ b/generated/google/apis/appengine_v1beta.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://cloud.google.com/appengine/docs/admin-api/
     module AppengineV1beta
       VERSION = 'V1beta'
-      REVISION = '20180320'
+      REVISION = '20180511'
 
       # View and manage your applications deployed on Google App Engine
       AUTH_APPENGINE_ADMIN = 'https://www.googleapis.com/auth/appengine.admin'
diff --git a/generated/google/apis/appengine_v1beta/classes.rb b/generated/google/apis/appengine_v1beta/classes.rb
index 48d044d07..992d37bee 100644
--- a/generated/google/apis/appengine_v1beta/classes.rb
+++ b/generated/google/apis/appengine_v1beta/classes.rb
@@ -890,17 +890,21 @@ module Google
       # Cloud Endpoints (https://cloud.google.com/endpoints) configuration. The
       # Endpoints API Service provides tooling for serving Open API and gRPC endpoints
       # via an NGINX proxy. Only valid for App Engine Flexible environment deployments.
-      # The fields here refer to the name and configuration id of a "service" resource
+      # The fields here refer to the name and configuration ID of a "service" resource
       # in the Service Management API (https://cloud.google.com/service-management/
       # overview).
       class EndpointsApiService
         include Google::Apis::Core::Hashable
       
-        # Endpoints service configuration id as specified by the Service Management API.
-        # For example "2016-09-19r1"By default, the Endpoints service configuration id
-        # is fixed and config_id must be specified. To keep the Endpoints service
-        # configuration id updated with each rollout, specify RolloutStrategy.MANAGED
-        # and omit config_id.
+        # Endpoints service configuration ID as specified by the Service Management API.
+        # For example "2016-09-19r1".By default, the rollout strategy for Endpoints is
+        # RolloutStrategy.FIXED. This means that Endpoints starts up with a particular
+        # configuration ID. When a new configuration is rolled out, Endpoints must be
+        # given the new configuration ID. The config_id field is used to give the
+        # configuration ID and is required in this case.Endpoints also has a rollout
+        # strategy called RolloutStrategy.MANAGED. When using this, Endpoints fetches
+        # the latest configuration and does not need to be told the configuration ID. In
+        # this case, config_id must be omitted.
         # Corresponds to the JSON property `configId`
         # @return [String]
         attr_accessor :config_id
@@ -2856,7 +2860,7 @@ module Google
         # Cloud Endpoints (https://cloud.google.com/endpoints) configuration. The
         # Endpoints API Service provides tooling for serving Open API and gRPC endpoints
         # via an NGINX proxy. Only valid for App Engine Flexible environment deployments.
-        # The fields here refer to the name and configuration id of a "service" resource
+        # The fields here refer to the name and configuration ID of a "service" resource
         # in the Service Management API (https://cloud.google.com/service-management/
         # overview).
         # Corresponds to the JSON property `endpointsApiService`
diff --git a/generated/google/apis/appengine_v1beta/service.rb b/generated/google/apis/appengine_v1beta/service.rb
index b303124a8..3984693ca 100644
--- a/generated/google/apis/appengine_v1beta/service.rb
+++ b/generated/google/apis/appengine_v1beta/service.rb
@@ -1291,38 +1291,47 @@ module Google
         
         # Updates the specified Version resource. You can specify the following fields
         # depending on the App Engine environment and type of scaling that the version
-        # resource uses:
-        # serving_status (https://cloud.google.com/appengine/docs/admin-api/reference/
-        # rest/v1beta/apps.services.versions#Version.FIELDS.serving_status):  For
-        # Version resources that use basic scaling, manual scaling, or run in  the App
-        # Engine flexible environment.
+        # resource uses:Standard environment
         # instance_class (https://cloud.google.com/appengine/docs/admin-api/reference/
-        # rest/v1beta/apps.services.versions#Version.FIELDS.instance_class):  For
-        # Version resources that run in the App Engine standard environment.
+        # rest/v1beta/apps.services.versions#Version.FIELDS.instance_class)automatic
+        # scaling in the standard environment:
         # automatic_scaling.min_idle_instances (https://cloud.google.com/appengine/docs/
         # admin-api/reference/rest/v1beta/apps.services.versions#Version.FIELDS.
-        # automatic_scaling):  For Version resources that use automatic scaling and run
-        # in the App  Engine standard environment.
+        # automatic_scaling)
         # automatic_scaling.max_idle_instances (https://cloud.google.com/appengine/docs/
         # admin-api/reference/rest/v1beta/apps.services.versions#Version.FIELDS.
-        # automatic_scaling):  For Version resources that use automatic scaling and run
-        # in the App  Engine standard environment.
+        # automatic_scaling)
+        # automaticScaling.standard_scheduler_settings.max_instances (https://cloud.
+        # google.com/appengine/docs/admin-api/reference/rest/v1beta/apps.services.
+        # versions#StandardSchedulerSettings)
+        # automaticScaling.standard_scheduler_settings.min_instances (https://cloud.
+        # google.com/appengine/docs/admin-api/reference/rest/v1beta/apps.services.
+        # versions#StandardSchedulerSettings)
+        # automaticScaling.standard_scheduler_settings.target_cpu_utilization (https://
+        # cloud.google.com/appengine/docs/admin-api/reference/rest/v1beta/apps.services.
+        # versions#StandardSchedulerSettings)
+        # automaticScaling.standard_scheduler_settings.target_throughput_utilization (
+        # https://cloud.google.com/appengine/docs/admin-api/reference/rest/v1beta/apps.
+        # services.versions#StandardSchedulerSettings)basic scaling or manual scaling in
+        # the standard environment:
+        # serving_status (https://cloud.google.com/appengine/docs/admin-api/reference/
+        # rest/v1beta/apps.services.versions#Version.FIELDS.serving_status)Flexible
+        # environment
+        # serving_status (https://cloud.google.com/appengine/docs/admin-api/reference/
+        # rest/v1beta/apps.services.versions#Version.FIELDS.serving_status)automatic
+        # scaling in the flexible environment:
         # automatic_scaling.min_total_instances (https://cloud.google.com/appengine/docs/
         # admin-api/reference/rest/v1beta/apps.services.versions#Version.FIELDS.
-        # automatic_scaling):  For Version resources that use automatic scaling and run
-        # in the App  Engine flexible environment.
+        # automatic_scaling)
         # automatic_scaling.max_total_instances (https://cloud.google.com/appengine/docs/
         # admin-api/reference/rest/v1beta/apps.services.versions#Version.FIELDS.
-        # automatic_scaling):  For Version resources that use automatic scaling and run
-        # in the App  Engine flexible environment.
+        # automatic_scaling)
         # automatic_scaling.cool_down_period_sec (https://cloud.google.com/appengine/
         # docs/admin-api/reference/rest/v1beta/apps.services.versions#Version.FIELDS.
-        # automatic_scaling):  For Version resources that use automatic scaling and run
-        # in the App  Engine flexible environment.
+        # automatic_scaling)
         # automatic_scaling.cpu_utilization.target_utilization (https://cloud.google.com/
         # appengine/docs/admin-api/reference/rest/v1beta/apps.services.versions#Version.
-        # FIELDS.automatic_scaling):  For Version resources that use automatic scaling
-        # and run in the App  Engine flexible environment.
+        # FIELDS.automatic_scaling)
         # @param [String] apps_id
         #   Part of `name`. Name of the resource to update. Example: apps/myapp/services/
         #   default/versions/1.
diff --git a/generated/google/apis/cloudiot_v1.rb b/generated/google/apis/cloudiot_v1.rb
index f5cafe476..1705551d0 100644
--- a/generated/google/apis/cloudiot_v1.rb
+++ b/generated/google/apis/cloudiot_v1.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://cloud.google.com/iot
     module CloudiotV1
       VERSION = 'V1'
-      REVISION = '20180501'
+      REVISION = '20180508'
 
       # View and manage your data across Google Cloud Platform services
       AUTH_CLOUD_PLATFORM = 'https://www.googleapis.com/auth/cloud-platform'
diff --git a/generated/google/apis/cloudiot_v1/service.rb b/generated/google/apis/cloudiot_v1/service.rb
index 0d471f910..9075692e0 100644
--- a/generated/google/apis/cloudiot_v1/service.rb
+++ b/generated/google/apis/cloudiot_v1/service.rb
@@ -63,10 +63,6 @@ module Google
         #   The fields of the `Device` resource to be returned in the response. The
         #   fields `id`, and `num_id` are always returned by default, along with any
         #   other fields specified.
-        # @param [String] gateway_type
-        #   If `GATEWAY` is specified, only gateways are returned. If `NON_GATEWAY`
-        #   specified, only non-gateway devices are returned. If
-        #   `GATEWAY_TYPE_UNSPECIFIED` specified, all devices are returned.
         # @param [Fixnum] page_size
         #   The maximum number of devices to return in the response. If this value
         #   is zero, the service will select a default size. A call may return fewer
@@ -93,7 +89,7 @@ module Google
         # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
         # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
         # @raise [Google::Apis::AuthorizationError] Authorization is required
-        def list_project_location_group_devices(parent, device_ids: nil, device_num_ids: nil, field_mask: nil, gateway_type: nil, page_size: nil, page_token: nil, fields: nil, quota_user: nil, options: nil, &block)
+        def list_project_location_group_devices(parent, device_ids: nil, device_num_ids: nil, field_mask: nil, page_size: nil, page_token: nil, fields: nil, quota_user: nil, options: nil, &block)
           command =  make_simple_command(:get, 'v1/{+parent}/devices', options)
           command.response_representation = Google::Apis::CloudiotV1::ListDevicesResponse::Representation
           command.response_class = Google::Apis::CloudiotV1::ListDevicesResponse
@@ -101,7 +97,6 @@ module Google
           command.query['deviceIds'] = device_ids unless device_ids.nil?
           command.query['deviceNumIds'] = device_num_ids unless device_num_ids.nil?
           command.query['fieldMask'] = field_mask unless field_mask.nil?
-          command.query['gatewayType'] = gateway_type unless gateway_type.nil?
           command.query['pageSize'] = page_size unless page_size.nil?
           command.query['pageToken'] = page_token unless page_token.nil?
           command.query['fields'] = fields unless fields.nil?
@@ -513,10 +508,6 @@ module Google
         #   The fields of the `Device` resource to be returned in the response. The
         #   fields `id`, and `num_id` are always returned by default, along with any
         #   other fields specified.
-        # @param [String] gateway_type
-        #   If `GATEWAY` is specified, only gateways are returned. If `NON_GATEWAY`
-        #   specified, only non-gateway devices are returned. If
-        #   `GATEWAY_TYPE_UNSPECIFIED` specified, all devices are returned.
         # @param [Fixnum] page_size
         #   The maximum number of devices to return in the response. If this value
         #   is zero, the service will select a default size. A call may return fewer
@@ -543,7 +534,7 @@ module Google
         # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
         # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
         # @raise [Google::Apis::AuthorizationError] Authorization is required
-        def list_project_location_registry_devices(parent, device_ids: nil, device_num_ids: nil, field_mask: nil, gateway_type: nil, page_size: nil, page_token: nil, fields: nil, quota_user: nil, options: nil, &block)
+        def list_project_location_registry_devices(parent, device_ids: nil, device_num_ids: nil, field_mask: nil, page_size: nil, page_token: nil, fields: nil, quota_user: nil, options: nil, &block)
           command =  make_simple_command(:get, 'v1/{+parent}/devices', options)
           command.response_representation = Google::Apis::CloudiotV1::ListDevicesResponse::Representation
           command.response_class = Google::Apis::CloudiotV1::ListDevicesResponse
@@ -551,7 +542,6 @@ module Google
           command.query['deviceIds'] = device_ids unless device_ids.nil?
           command.query['deviceNumIds'] = device_num_ids unless device_num_ids.nil?
           command.query['fieldMask'] = field_mask unless field_mask.nil?
-          command.query['gatewayType'] = gateway_type unless gateway_type.nil?
           command.query['pageSize'] = page_size unless page_size.nil?
           command.query['pageToken'] = page_token unless page_token.nil?
           command.query['fields'] = fields unless fields.nil?
diff --git a/generated/google/apis/composer_v1beta1.rb b/generated/google/apis/composer_v1beta1.rb
index ee100a0a1..120c568c8 100644
--- a/generated/google/apis/composer_v1beta1.rb
+++ b/generated/google/apis/composer_v1beta1.rb
@@ -25,7 +25,7 @@ module Google
     # @see https://cloud.google.com/composer/
     module ComposerV1beta1
       VERSION = 'V1beta1'
-      REVISION = '20180430'
+      REVISION = '20180510'
 
       # View and manage your data across Google Cloud Platform services
       AUTH_CLOUD_PLATFORM = 'https://www.googleapis.com/auth/cloud-platform'
diff --git a/generated/google/apis/composer_v1beta1/classes.rb b/generated/google/apis/composer_v1beta1/classes.rb
index 884608c27..b041a8684 100644
--- a/generated/google/apis/composer_v1beta1/classes.rb
+++ b/generated/google/apis/composer_v1beta1/classes.rb
@@ -68,7 +68,7 @@ module Google
         attr_accessor :labels
       
         # The resource name of the environment, in the form:
-        # `projects/`projectId`/locations/`locationId`/environments/`environmentId``
+        # "projects/`projectId`/locations/`locationId`/environments/`environmentId`"
         # Corresponds to the JSON property `name`
         # @return [String]
         attr_accessor :name
@@ -133,19 +133,19 @@ module Google
         # @return [String]
         attr_accessor :gke_cluster
       
-        # The configuration information for the Container Engine nodes running
+        # The configuration information for the Kubernetes Engine nodes running
         # the Apache Airflow software.
         # Corresponds to the JSON property `nodeConfig`
         # @return [Google::Apis::ComposerV1beta1::NodeConfig]
         attr_accessor :node_config
       
-        # The number of nodes in the Container Engine cluster that will be
+        # The number of nodes in the Kubernetes Engine cluster that will be
         # used to run this environment.
         # Corresponds to the JSON property `nodeCount`
         # @return [Fixnum]
         attr_accessor :node_count
       
-        # Specifies the selection and config of software inside the environment.
+        # Specifies the selection and configuration of software inside the environment.
         # Corresponds to the JSON property `softwareConfig`
         # @return [Google::Apis::ComposerV1beta1::SoftwareConfig]
         attr_accessor :software_config
@@ -215,12 +215,12 @@ module Google
         end
       end
       
-      # The configuration information for the Container Engine nodes running
+      # The configuration information for the Kubernetes Engine nodes running
       # the Apache Airflow software.
       class NodeConfig
         include Google::Apis::Core::Hashable
       
-        # Optional. The disk size in GB used for node VMs. Minimum is 10GB.
+        # Optional. The disk size in GB used for node VMs. Minimum size is 10GB.
         # If unspecified, defaults to 100GB. Cannot be updated.
         # Corresponds to the JSON property `diskSizeGb`
         # @return [Fixnum]
@@ -228,55 +228,54 @@ module Google
       
         # Optional. The Compute Engine [zone](/compute/docs/regions-zones) in which
         # to deploy the VMs used to run the Apache Airflow software, specified as a
-        # relative resource name](https://cloud.google.com/apis/design/resource_names#
-        # relative_resource_name).
-        # For example: `projects/`projectId`/zones/`zoneId``.
+        # [relative resource name](/apis/design/resource_names#relative_resource_name).
+        # For example: "projects/`projectId`/zones/`zoneId`".
         # This `location` must belong to the enclosing environment's project and
         # location. If both this field and `nodeConfig.machineType` are specified,
         # `nodeConfig.machineType` must belong to this `location`; if both are
         # unspecified, the service will pick a zone in the Compute Engine region
-        # corresponding to the Cloud Composer location and propagate that choice to
-        # both fields. If exactly one of this field and `nodeConfig.machineType` is
+        # corresponding to the Cloud Composer location, and propagate that choice to
+        # both fields. If only one field (`location` or `nodeConfig.machineType`) is
         # specified, the location information from the specified field will be
         # propagated to the unspecified field.
         # Corresponds to the JSON property `location`
         # @return [String]
         attr_accessor :location
       
-        # Optional. The Google Compute Engine [machine type](
-        # /compute/docs/machine-types) used for cluster instances, specified as a
-        # [relative resource name](
-        # https://cloud.google.com/apis/design/resource_names#relative_resource_name).
+        # Optional. The Compute Engine
+        # [machine type](/compute/docs/machine-types) used for cluster instances,
+        # specified as a
+        # [relative resource name](/apis/design/resource_names#relative_resource_name).
         # For example:
-        # `projects/`projectId`/zones/`zoneId`/machineTypes/`machineTypeId``.
+        # "projects/`projectId`/zones/`zoneId`/machineTypes/`machineTypeId`".
         # The `machineType` must belong to the enclosing environment's project and
         # location. If both this field and `nodeConfig.location` are specified,
         # this `machineType` must belong to the `nodeConfig.location`; if both are
         # unspecified, the service will pick a zone in the Compute Engine region
-        # corresponding to the Cloud Composer location and propagate that choice to
+        # corresponding to the Cloud Composer location, and propagate that choice to
         # both fields. If exactly one of this field and `nodeConfig.location` is
         # specified, the location information from the specified field will be
         # propagated to the unspecified field.
-        # Furthermore, if this field is unspecified, the `machineTypeId` defaults
-        # to `n1-standard-1`.
+        # If this field is unspecified, the `machineTypeId` defaults
+        # to "n1-standard-1".
         # Corresponds to the JSON property `machineType`
         # @return [String]
         attr_accessor :machine_type
       
         # Optional. The Compute Engine network to be used for machine
-        # communications, specified as a [relative resource name](
-        # https://cloud.google.com/apis/design/resource_names#relative_resource_name).
-        # For example: `projects/`projectId`/global/networks/`networkId``.
+        # communications, specified as a
+        # [relative resource name](/apis/design/resource_names#relative_resource_name).
+        # For example: "projects/`projectId`/global/networks/`networkId`".
         # [Shared VPC](/vpc/docs/shared-vpc) is not currently supported. The
         # network must belong to the environment's project. If unspecified, the
-        # "default" network ID in the environment's project is used.  If a "Custom
-        # Subnet Network" (see [Using Subnetworks](/compute/docs/subnetworks) for
-        # more information) is provided, `nodeConfig.subnetwork` must also be provided.
+        # "default" network ID in the environment's project is used.  If a
+        # [Custom Subnet Network]((/vpc/docs/vpc#vpc_networks_and_subnets)
+        # is provided, `nodeConfig.subnetwork` must also be provided.
         # Corresponds to the JSON property `network`
         # @return [String]
         attr_accessor :network
       
-        # Optional. The set of Google API scopes to be made available on all of the
+        # Optional. The set of Google API scopes to be made available on all
         # node VMs. If `oauth_scopes` is empty, defaults to
         # ["https://www.googleapis.com/auth/cloud-platform"]. Cannot be updated.
         # Corresponds to the JSON property `oauthScopes`
@@ -291,10 +290,10 @@ module Google
         attr_accessor :service_account
       
         # Optional. The Compute Engine subnetwork to be used for machine
-        # communications, specified as a [relative resource name](
-        # https://cloud.google.com/apis/design/resource_names#relative_resource_name).
+        # communications, specified as a
+        # [relative resource name](/apis/design/resource_names#relative_resource_name).
         # For example:
-        # `projects/`projectId`/regions/`regionId`/subnetworks/`subnetworkId``
+        # "projects/`projectId`/regions/`regionId`/subnetworks/`subnetworkId`"
         # If a subnetwork is provided, `nodeConfig.network` must also be provided,
         # and the subnetwork must belong to the enclosing environment's project and
         # location.
@@ -481,26 +480,24 @@ module Google
         end
       end
       
-      # Specifies the selection and config of software inside the environment.
+      # Specifies the selection and configuration of software inside the environment.
       class SoftwareConfig
         include Google::Apis::Core::Hashable
       
         # Optional. Apache Airflow configuration properties to override.
-        # Property keys contain the section and property name, separated by a hyphen,
-        # for example `core-dags_are_paused_at_creation`. Sections must not
+        # Property keys contain the section and property names, separated by a hyphen,
+        # for example "core-dags_are_paused_at_creation". Section names must not
         # contain hyphens ("-"), opening square brackets ("["),  or closing square
-        # brackets ("]"). The name must be non-empty and must not contain an equals
-        # sign ("=") or semicolon (";"). The section as well as the name must not
-        # contain a period ("."). Apache Airflow configuration property names must be
-        # written in
-        # [snake_case](https://www.google.com/url?sa=D&q=https%3A%2F%2Fen.wikipedia.org%
-        # 2Fwiki%2FSnake_case).
-        # Property values can contain any character and be written in any lower/upper
-        # case format.
+        # brackets ("]"). The property name must not be empty and must not contain
+        # an equals sign ("=") or semicolon (";"). Section and property names must
+        # not contain a period ("."). Apache Airflow configuration property names
+        # must be written in [snake_case](https://en.wikipedia.org/wiki/Snake_case).
+        # Property values can contain any character, and can be written in any
+        # lower/upper case format.
         # Certain Apache Airflow configuration property values are
         # [blacklisted](/composer/docs/how-to/managing/setting-airflow-configurations#
-        # airflow_configuration_blacklists) and
-        # cannot be overridden.
+        # airflow_configuration_blacklists),
+        # and cannot be overridden.
         # Corresponds to the JSON property `airflowConfigOverrides`
         # @return [Hash<String,String>]
         attr_accessor :airflow_config_overrides
@@ -508,10 +505,10 @@ module Google
         # Optional. Additional environment variables to provide to the Apache Airflow
         # scheduler, worker, and webserver processes.
         # Environment variable names must match the regular expression
-        # `a-zA-Z_*`. Furthermore, they cannot specify Apache Airflow
-        # software configuration overrides (i.e., match the regular expression
-        # `AIRFLOW__[A-Z0-9_]+__[A-Z0-9_]+`); nor can they take any of the following
-        # reserved values:
+        # `a-zA-Z_*`. They cannot specify Apache Airflow
+        # software configuration overrides (they cannot match the regular expression
+        # `AIRFLOW__[A-Z0-9_]+__[A-Z0-9_]+`), and they cannot match any of the
+        # following reserved names:
         # * `AIRFLOW_HOME`
         # * `C_FORCE_ROOT`
         # * `CONTAINER_NAME`
@@ -534,10 +531,10 @@ module Google
         # This encapsulates both the version of Cloud Composer functionality and the
         # version of Apache Airflow. It must match the regular expression
         # `composer-[0-9]+\.[0-9]+(\.[0-9]+)?-airflow-[0-9]+\.[0-9]+(\.[0-9]+.*)?`.
-        # The Cloud Composer portion of the version is a [semantic
-        # version](https://semver.org). The portion of the image version following
-        # <em>airflow-</em> is an official Apache Airflow repository [release
-        # name](https://github.com/apache/incubator-airflow/releases).
+        # The Cloud Composer portion of the version is a
+        # [semantic version](https://semver.org). The portion of the image version
+        # following <em>airflow-</em> is an official Apache Airflow repository
+        # [release name](https://github.com/apache/incubator-airflow/releases).
         # See also [Release Notes](/composer/docs/release-notes).
         # Corresponds to the JSON property `imageVersion`
         # @return [String]
@@ -545,9 +542,9 @@ module Google
       
         # Optional. Custom Python Package Index (PyPI) packages to be installed in
         # the environment.
-        # Keys refer to the lowercase package name such as `numpy`
+        # Keys refer to the lowercase package name such as "numpy"
         # and values are the lowercase extras and version specifier such as
-        # `==1.12.0`, `[devel,gcp_api]`, or `[devel]>=1.8.2, <1.9.2`. To specify a
+        # "==1.12.0", "[devel,gcp_api]", or "[devel]>=1.8.2, <1.9.2". To specify a
         # package without pinning it to a version specifier, use the empty string as
         # the value.
         # Corresponds to the JSON property `pypiPackages`
diff --git a/generated/google/apis/composer_v1beta1/service.rb b/generated/google/apis/composer_v1beta1/service.rb
index d90c3a4f5..cfb04bb56 100644
--- a/generated/google/apis/composer_v1beta1/service.rb
+++ b/generated/google/apis/composer_v1beta1/service.rb
@@ -49,7 +49,7 @@ module Google
         
         # Create a new environment.
         # @param [String] parent
-        #   The parent must be of the form `projects/`projectId`/locations/`locationId``.
+        #   The parent must be of the form "projects/`projectId`/locations/`locationId`".
         # @param [Google::Apis::ComposerV1beta1::Environment] environment_object
         # @param [String] fields
         #   Selector specifying which fields to include in a partial response.
@@ -83,7 +83,7 @@ module Google
         # Delete an environment.
         # @param [String] name
         #   The environment to delete, in the form:
-        #   `projects/`projectId`/locations/`locationId`/environments/`environmentId``
+        #   "projects/`projectId`/locations/`locationId`/environments/`environmentId`"
         # @param [String] fields
         #   Selector specifying which fields to include in a partial response.
         # @param [String] quota_user
@@ -114,7 +114,7 @@ module Google
         # Get an existing environment.
         # @param [String] name
         #   The resource name of the environment to get, in the form:
-        #   `projects/`projectId`/locations/`locationId`/environments/`environmentId``
+        #   "projects/`projectId`/locations/`locationId`/environments/`environmentId`"
         # @param [String] fields
         #   Selector specifying which fields to include in a partial response.
         # @param [String] quota_user
@@ -145,7 +145,7 @@ module Google
         # List environments.
         # @param [String] parent
         #   List environments in the given project and location, in the form:
-        #   `projects/`projectId`/locations/`locationId``
+        #   "projects/`projectId`/locations/`locationId`"
         # @param [Fixnum] page_size
         #   The maximum number of environments to return.
         # @param [String] page_token
@@ -182,7 +182,7 @@ module Google
         # Update an environment.
         # @param [String] name
         #   The relative resource name of the environment to update, in the form:
-        #   `projects/`projectId`/locations/`locationId`/environments/`environmentId``
+        #   "projects/`projectId`/locations/`locationId`/environments/`environmentId`"
         # @param [Google::Apis::ComposerV1beta1::Environment] environment_object
         # @param [String] update_mask
         #   Required. A comma-separated list of paths, relative to `Environment`, of
diff --git a/generated/google/apis/pubsub_v1/classes.rb b/generated/google/apis/pubsub_v1/classes.rb
index 52f3272eb..d54129845 100644
--- a/generated/google/apis/pubsub_v1/classes.rb
+++ b/generated/google/apis/pubsub_v1/classes.rb
@@ -82,7 +82,11 @@ module Google
         end
       end
       
-      # Request for the `CreateSnapshot` method.
+      # Request for the `CreateSnapshot` method.<br><br>
+      # <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+      # changed in
+      # backward-incompatible ways and is not recommended for production use.
+      # It is not subject to any SLA or deprecation policy.
       class CreateSnapshotRequest
         include Google::Apis::Core::Hashable
       
@@ -128,7 +132,11 @@ module Google
         end
       end
       
-      # Response for the `ListSnapshots` method.
+      # Response for the `ListSnapshots` method.<br><br>
+      # Lists the names of the snapshots on this topic.<br><br>
+      # <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+      # changed in backward-incompatible ways and is not recommended for production
+      # use. It is not subject to any SLA or deprecation policy.
       class ListSnapshotsResponse
         include Google::Apis::Core::Hashable
       
@@ -181,8 +189,11 @@ module Google
         end
       end
       
-      # Response for the `ListTopicSnapshots` method.
-      # [ALPHA] This method is a part of a closed Alpha API.
+      # Response for the `ListTopicSnapshots` method.<br><br>
+      # Lists the names of the snapshots on this topic.<br><br>
+      # <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+      # changed in backward-incompatible ways and is not recommended for production
+      # use. It is not subject to any SLA or deprecation policy.
       class ListTopicSnapshotsResponse
         include Google::Apis::Core::Hashable
       
@@ -594,7 +605,11 @@ module Google
         end
       end
       
-      # Request for the `Seek` method.
+      # Request for the `Seek` method.<br><br>
+      # Lists the names of the snapshots on this topic.<br><br>
+      # <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+      # changed in backward-incompatible ways and is not recommended for production
+      # use. It is not subject to any SLA or deprecation policy.
       class SeekRequest
         include Google::Apis::Core::Hashable
       
@@ -699,7 +714,11 @@ module Google
         end
       end
       
-      # A snapshot resource.
+      # A snapshot resource.<br><br>
+      # Lists the names of the snapshots on this topic.<br><br>
+      # <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+      # changed in backward-incompatible ways and is not recommended for production
+      # use. It is not subject to any SLA or deprecation policy.
       class Snapshot
         include Google::Apis::Core::Hashable
       
@@ -769,8 +788,11 @@ module Google
         # If `retain_acked_messages` is true, then this also configures the retention
         # of acknowledged messages, and thus configures how far back in time a `Seek`
         # can be done. Defaults to 7 days. Cannot be more than 7 days or less than 10
-        # minutes.
-        # [ALPHA] This field is a part of a closed Alpha API.
+        # minutes.<br><br>
+        # Lists the names of the snapshots on this topic.<br><br>
+        # <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+        # changed in backward-incompatible ways and is not recommended for production
+        # use. It is not subject to any SLA or deprecation policy.
         # Corresponds to the JSON property `messageRetentionDuration`
         # @return [String]
         attr_accessor :message_retention_duration
@@ -793,8 +815,11 @@ module Google
         # Indicates whether to retain acknowledged messages. If true, then
         # messages are not expunged from the subscription's backlog, even if they are
         # acknowledged, until they fall out of the `message_retention_duration`
-        # window.
-        # [ALPHA] This field is a part of a closed Alpha API.
+        # window.<br><br>
+        # Lists the names of the snapshots on this topic.<br><br>
+        # <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+        # changed in backward-incompatible ways and is not recommended for production
+        # use. It is not subject to any SLA or deprecation policy.
         # Corresponds to the JSON property `retainAckedMessages`
         # @return [Boolean]
         attr_accessor :retain_acked_messages
@@ -889,11 +914,19 @@ module Google
         end
       end
       
-      # Request for the UpdateSnapshot method.
+      # Request for the UpdateSnapshot method.<br><br>
+      # Lists the names of the snapshots on this topic.<br><br>
+      # <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+      # changed in backward-incompatible ways and is not recommended for production
+      # use. It is not subject to any SLA or deprecation policy.
       class UpdateSnapshotRequest
         include Google::Apis::Core::Hashable
       
-        # A snapshot resource.
+        # A snapshot resource.<br><br>
+        # Lists the names of the snapshots on this topic.<br><br>
+        # <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+        # changed in backward-incompatible ways and is not recommended for production
+        # use. It is not subject to any SLA or deprecation policy.
         # Corresponds to the JSON property `snapshot`
         # @return [Google::Apis::PubsubV1::Snapshot]
         attr_accessor :snapshot
diff --git a/generated/google/apis/pubsub_v1/service.rb b/generated/google/apis/pubsub_v1/service.rb
index be59acc0c..17fa46b4d 100644
--- a/generated/google/apis/pubsub_v1/service.rb
+++ b/generated/google/apis/pubsub_v1/service.rb
@@ -47,18 +47,21 @@ module Google
           @batch_path = 'batch'
         end
         
-        # [ALPHA] This method is a part of a closed Alpha API.
-        # Creates a snapshot from the requested subscription.
+        # Creates a snapshot from the requested subscription.<br><br>
+        # Lists the names of the snapshots on this topic.<br><br>
+        # <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+        # changed in backward-incompatible ways and is not recommended for production
+        # use. It is not subject to any SLA or deprecation policy.
         # If the snapshot already exists, returns `ALREADY_EXISTS`.
         # If the requested subscription doesn't exist, returns `NOT_FOUND`.
         # If the backlog in the subscription is too old -- and the resulting snapshot
         # would expire in less than 1 hour -- then `FAILED_PRECONDITION` is returned.
-        # See also the `Snapshot.expire_time` field.
-        # If the name is not provided in the request, the server will assign a random
+        # See also the `Snapshot.expire_time` field. If the name is not provided in
+        # the request, the server will assign a random
         # name for this snapshot on the same project as the subscription, conforming
-        # to the
-        # [resource name
-        # format](https://cloud.google.com/pubsub/docs/overview#names). The generated
+        # to the [resource name format](https://cloud.google.com/pubsub/docs/overview#
+        # names).
+        # The generated
         # name is populated in the returned Snapshot object. Note that for REST API
         # requests, you must specify a name in the request.
         # @param [String] name
@@ -97,11 +100,15 @@ module Google
           execute_or_queue_command(command, &block)
         end
         
-        # Removes an existing snapshot. All messages retained in the snapshot
+        # Removes an existing snapshot. <br><br>
+        # Lists the names of the snapshots on this topic.<br><br>
+        # <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+        # changed in backward-incompatible ways and is not recommended for production
+        # use. It is not subject to any SLA or deprecation policy.
+        # When the snapshot is deleted, all messages retained in the snapshot
         # are immediately dropped. After a snapshot is deleted, a new one may be
         # created with the same name, but the new one has no association with the old
         # snapshot or its subscription, unless the same subscription is specified.
-        # [ALPHA] This method is a part of a closed Alpha API.
         # @param [String] snapshot
         #   The name of the snapshot to delete.
         #   Format is `projects/`project`/snapshots/`snap``.
@@ -132,8 +139,11 @@ module Google
           execute_or_queue_command(command, &block)
         end
         
-        # Gets the configuration details of a snapshot.
-        # [ALPHA] This method is a part of a closed Alpha API.
+        # Gets the configuration details of a snapshot.<br><br>
+        # Lists the names of the snapshots on this topic.<br><br>
+        # <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+        # changed in backward-incompatible ways and is not recommended for production
+        # use. It is not subject to any SLA or deprecation policy.
         # @param [String] snapshot
         #   The name of the snapshot to get.
         #   Format is `projects/`project`/snapshots/`snap``.
@@ -197,8 +207,11 @@ module Google
           execute_or_queue_command(command, &block)
         end
         
-        # Lists the existing snapshots.
-        # [ALPHA] This method is a part of a closed Alpha API.
+        # Lists the existing snapshots.<br><br>
+        # Lists the names of the snapshots on this topic.<br><br>
+        # <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+        # changed in backward-incompatible ways and is not recommended for production
+        # use. It is not subject to any SLA or deprecation policy.
         # @param [String] project
         #   The name of the cloud project that snapshots belong to.
         #   Format is `projects/`project``.
@@ -237,9 +250,12 @@ module Google
           execute_or_queue_command(command, &block)
         end
         
-        # Updates an existing snapshot. Note that certain properties of a
-        # snapshot are not modifiable.
-        # [ALPHA] This method is a part of a closed Alpha API.
+        # Updates an existing snapshot.<br><br>
+        # Lists the names of the snapshots on this topic.<br><br>
+        # <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+        # changed in backward-incompatible ways and is not recommended for production
+        # use. It is not subject to any SLA or deprecation policy.
+        # Note that certain properties of a snapshot are not modifiable.
         # @param [String] name
         #   The name of the snapshot.
         # @param [Google::Apis::PubsubV1::UpdateSnapshotRequest] update_snapshot_request_object
@@ -722,8 +738,11 @@ module Google
         end
         
         # Seeks an existing subscription to a point in time or to a given snapshot,
-        # whichever is provided in the request.
-        # [ALPHA] This method is a part of a closed Alpha API.
+        # whichever is provided in the request.<br><br>
+        # Lists the names of the snapshots on this topic.<br><br>
+        # <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+        # changed in backward-incompatible ways and is not recommended for production
+        # use. It is not subject to any SLA or deprecation policy.
         # @param [String] subscription
         #   The subscription to affect.
         # @param [Google::Apis::PubsubV1::SeekRequest] seek_request_object
@@ -1116,8 +1135,10 @@ module Google
           execute_or_queue_command(command, &block)
         end
         
-        # Lists the names of the snapshots on this topic.
-        # [ALPHA] This method is a part of a closed Alpha API.
+        # Lists the names of the snapshots on this topic.<br><br>
+        # <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+        # changed in backward-incompatible ways and is not recommended for production
+        # use. It is not subject to any SLA or deprecation policy.
         # @param [String] topic
         #   The name of the topic that snapshots are attached to.
         #   Format is `projects/`project`/topics/`topic``.
diff --git a/generated/google/apis/sqladmin_v1beta4.rb b/generated/google/apis/sqladmin_v1beta4.rb
index 9a94d153e..335066f7f 100644
--- a/generated/google/apis/sqladmin_v1beta4.rb
+++ b/generated/google/apis/sqladmin_v1beta4.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://cloud.google.com/sql/docs/reference/latest
     module SqladminV1beta4
       VERSION = 'V1beta4'
-      REVISION = '20180314'
+      REVISION = '20180507'
 
       # View and manage your data across Google Cloud Platform services
       AUTH_CLOUD_PLATFORM = 'https://www.googleapis.com/auth/cloud-platform'
diff --git a/generated/google/apis/sqladmin_v1beta4/classes.rb b/generated/google/apis/sqladmin_v1beta4/classes.rb
index 4ef27d114..299ec63c0 100644
--- a/generated/google/apis/sqladmin_v1beta4/classes.rb
+++ b/generated/google/apis/sqladmin_v1beta4/classes.rb
@@ -1191,6 +1191,37 @@ module Google
         end
       end
       
+      # Instances ListServerCas response.
+      class InstancesListServerCasResponse
+        include Google::Apis::Core::Hashable
+      
+        # 
+        # Corresponds to the JSON property `activeVersion`
+        # @return [String]
+        attr_accessor :active_version
+      
+        # List of server CA certificates for the instance.
+        # Corresponds to the JSON property `certs`
+        # @return [Array<Google::Apis::SqladminV1beta4::SslCert>]
+        attr_accessor :certs
+      
+        # This is always sql#instancesListServerCas.
+        # Corresponds to the JSON property `kind`
+        # @return [String]
+        attr_accessor :kind
+      
+        def initialize(**args)
+           update!(**args)
+        end
+      
+        # Update properties of this object
+        def update!(**args)
+          @active_version = args[:active_version] if args.key?(:active_version)
+          @certs = args[:certs] if args.key?(:certs)
+          @kind = args[:kind] if args.key?(:kind)
+        end
+      end
+      
       # Database instance restore backup request.
       class RestoreInstancesBackupRequest
         include Google::Apis::Core::Hashable
@@ -1210,6 +1241,25 @@ module Google
         end
       end
       
+      # Rotate Server CA request.
+      class InstancesRotateServerCaRequest
+        include Google::Apis::Core::Hashable
+      
+        # Instance rotate server CA context.
+        # Corresponds to the JSON property `rotateServerCaContext`
+        # @return [Google::Apis::SqladminV1beta4::RotateServerCaContext]
+        attr_accessor :rotate_server_ca_context
+      
+        def initialize(**args)
+           update!(**args)
+        end
+      
+        # Update properties of this object
+        def update!(**args)
+          @rotate_server_ca_context = args[:rotate_server_ca_context] if args.key?(:rotate_server_ca_context)
+        end
+      end
+      
       # Instance truncate log request.
       class InstancesTruncateLogRequest
         include Google::Apis::Core::Hashable
@@ -1753,6 +1803,32 @@ module Google
         end
       end
       
+      # Instance rotate server CA context.
+      class RotateServerCaContext
+        include Google::Apis::Core::Hashable
+      
+        # This is always sql#rotateServerCaContext.
+        # Corresponds to the JSON property `kind`
+        # @return [String]
+        attr_accessor :kind
+      
+        # The fingerprint of the next version to be rotated to. If left unspecified,
+        # will be rotated to the most recently added server CA version.
+        # Corresponds to the JSON property `nextVersion`
+        # @return [String]
+        attr_accessor :next_version
+      
+        def initialize(**args)
+           update!(**args)
+        end
+      
+        # Update properties of this object
+        def update!(**args)
+          @kind = args[:kind] if args.key?(:kind)
+          @next_version = args[:next_version] if args.key?(:next_version)
+        end
+      end
+      
       # Database instance settings.
       class Settings
         include Google::Apis::Core::Hashable
diff --git a/generated/google/apis/sqladmin_v1beta4/representations.rb b/generated/google/apis/sqladmin_v1beta4/representations.rb
index 94f1cb409..2fcb038dc 100644
--- a/generated/google/apis/sqladmin_v1beta4/representations.rb
+++ b/generated/google/apis/sqladmin_v1beta4/representations.rb
@@ -190,12 +190,24 @@ module Google
         include Google::Apis::Core::JsonObjectSupport
       end
       
+      class InstancesListServerCasResponse
+        class Representation < Google::Apis::Core::JsonRepresentation; end
+      
+        include Google::Apis::Core::JsonObjectSupport
+      end
+      
       class RestoreInstancesBackupRequest
         class Representation < Google::Apis::Core::JsonRepresentation; end
       
         include Google::Apis::Core::JsonObjectSupport
       end
       
+      class InstancesRotateServerCaRequest
+        class Representation < Google::Apis::Core::JsonRepresentation; end
+      
+        include Google::Apis::Core::JsonObjectSupport
+      end
+      
       class InstancesTruncateLogRequest
         class Representation < Google::Apis::Core::JsonRepresentation; end
       
@@ -274,6 +286,12 @@ module Google
         include Google::Apis::Core::JsonObjectSupport
       end
       
+      class RotateServerCaContext
+        class Representation < Google::Apis::Core::JsonRepresentation; end
+      
+        include Google::Apis::Core::JsonObjectSupport
+      end
+      
       class Settings
         class Representation < Google::Apis::Core::JsonRepresentation; end
       
@@ -660,6 +678,16 @@ module Google
         end
       end
       
+      class InstancesListServerCasResponse
+        # @private
+        class Representation < Google::Apis::Core::JsonRepresentation
+          property :active_version, as: 'activeVersion'
+          collection :certs, as: 'certs', class: Google::Apis::SqladminV1beta4::SslCert, decorator: Google::Apis::SqladminV1beta4::SslCert::Representation
+      
+          property :kind, as: 'kind'
+        end
+      end
+      
       class RestoreInstancesBackupRequest
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
@@ -668,6 +696,14 @@ module Google
         end
       end
       
+      class InstancesRotateServerCaRequest
+        # @private
+        class Representation < Google::Apis::Core::JsonRepresentation
+          property :rotate_server_ca_context, as: 'rotateServerCaContext', class: Google::Apis::SqladminV1beta4::RotateServerCaContext, decorator: Google::Apis::SqladminV1beta4::RotateServerCaContext::Representation
+      
+        end
+      end
+      
       class InstancesTruncateLogRequest
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
@@ -814,6 +850,14 @@ module Google
         end
       end
       
+      class RotateServerCaContext
+        # @private
+        class Representation < Google::Apis::Core::JsonRepresentation
+          property :kind, as: 'kind'
+          property :next_version, as: 'nextVersion'
+        end
+      end
+      
       class Settings
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
diff --git a/generated/google/apis/sqladmin_v1beta4/service.rb b/generated/google/apis/sqladmin_v1beta4/service.rb
index 3f113c51c..a57e82dd7 100644
--- a/generated/google/apis/sqladmin_v1beta4/service.rb
+++ b/generated/google/apis/sqladmin_v1beta4/service.rb
@@ -490,6 +490,46 @@ module Google
           execute_or_queue_command(command, &block)
         end
         
+        # Add a new trusted Certificate Authority (CA) version for the specified
+        # instance. Required to prepare for a certificate rotation. If a CA version was
+        # previously added but never used in a certificate rotation, this operation
+        # replaces that version. There can not be more than one CA version waiting to be
+        # rotated in.
+        # @param [String] project
+        #   Project ID of the project that contains the instance.
+        # @param [String] instance
+        #   Cloud SQL instance ID. This does not include the project ID.
+        # @param [String] fields
+        #   Selector specifying which fields to include in a partial response.
+        # @param [String] quota_user
+        #   An opaque string that represents a user for quota purposes. Must not exceed 40
+        #   characters.
+        # @param [String] user_ip
+        #   Deprecated. Please use quotaUser instead.
+        # @param [Google::Apis::RequestOptions] options
+        #   Request-specific options
+        #
+        # @yield [result, err] Result & error if block supplied
+        # @yieldparam result [Google::Apis::SqladminV1beta4::Operation] parsed result object
+        # @yieldparam err [StandardError] error object if request failed
+        #
+        # @return [Google::Apis::SqladminV1beta4::Operation]
+        #
+        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
+        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
+        # @raise [Google::Apis::AuthorizationError] Authorization is required
+        def add_instance_server_ca(project, instance, fields: nil, quota_user: nil, user_ip: nil, options: nil, &block)
+          command =  make_simple_command(:post, 'projects/{project}/instances/{instance}/addServerCa', options)
+          command.response_representation = Google::Apis::SqladminV1beta4::Operation::Representation
+          command.response_class = Google::Apis::SqladminV1beta4::Operation
+          command.params['project'] = project unless project.nil?
+          command.params['instance'] = instance unless instance.nil?
+          command.query['fields'] = fields unless fields.nil?
+          command.query['quotaUser'] = quota_user unless quota_user.nil?
+          command.query['userIp'] = user_ip unless user_ip.nil?
+          execute_or_queue_command(command, &block)
+        end
+        
         # Creates a Cloud SQL instance as a clone of the source instance. The API is not
         # ready for Second Generation instances yet.
         # @param [String] project
@@ -843,6 +883,46 @@ module Google
           execute_or_queue_command(command, &block)
         end
         
+        # Lists all of the trusted Certificate Authorities (CAs) for the specified
+        # instance. There can be up to three CAs listed: the CA that was used to sign
+        # the certificate that is currently in use, a CA that has been added but not yet
+        # used to sign a certificate, and a CA used to sign a certificate that has
+        # previously rotated out.
+        # @param [String] project
+        #   Project ID of the project that contains the instance.
+        # @param [String] instance
+        #   Cloud SQL instance ID. This does not include the project ID.
+        # @param [String] fields
+        #   Selector specifying which fields to include in a partial response.
+        # @param [String] quota_user
+        #   An opaque string that represents a user for quota purposes. Must not exceed 40
+        #   characters.
+        # @param [String] user_ip
+        #   Deprecated. Please use quotaUser instead.
+        # @param [Google::Apis::RequestOptions] options
+        #   Request-specific options
+        #
+        # @yield [result, err] Result & error if block supplied
+        # @yieldparam result [Google::Apis::SqladminV1beta4::InstancesListServerCasResponse] parsed result object
+        # @yieldparam err [StandardError] error object if request failed
+        #
+        # @return [Google::Apis::SqladminV1beta4::InstancesListServerCasResponse]
+        #
+        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
+        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
+        # @raise [Google::Apis::AuthorizationError] Authorization is required
+        def list_instance_server_cas(project, instance, fields: nil, quota_user: nil, user_ip: nil, options: nil, &block)
+          command =  make_simple_command(:get, 'projects/{project}/instances/{instance}/listServerCas', options)
+          command.response_representation = Google::Apis::SqladminV1beta4::InstancesListServerCasResponse::Representation
+          command.response_class = Google::Apis::SqladminV1beta4::InstancesListServerCasResponse
+          command.params['project'] = project unless project.nil?
+          command.params['instance'] = instance unless instance.nil?
+          command.query['fields'] = fields unless fields.nil?
+          command.query['quotaUser'] = quota_user unless quota_user.nil?
+          command.query['userIp'] = user_ip unless user_ip.nil?
+          execute_or_queue_command(command, &block)
+        end
+        
         # Updates settings of a Cloud SQL instance. Caution: This is not a partial
         # update, so you must include values for all the settings that you want to
         # retain. For partial updates, use patch.. This method supports patch semantics.
@@ -1034,6 +1114,46 @@ module Google
           execute_or_queue_command(command, &block)
         end
         
+        # Rotates the server certificate to one signed by the Certificate Authority (CA)
+        # version previously added with the addServerCA method.
+        # @param [String] project
+        #   Project ID of the project that contains the instance.
+        # @param [String] instance
+        #   Cloud SQL instance ID. This does not include the project ID.
+        # @param [Google::Apis::SqladminV1beta4::InstancesRotateServerCaRequest] instances_rotate_server_ca_request_object
+        # @param [String] fields
+        #   Selector specifying which fields to include in a partial response.
+        # @param [String] quota_user
+        #   An opaque string that represents a user for quota purposes. Must not exceed 40
+        #   characters.
+        # @param [String] user_ip
+        #   Deprecated. Please use quotaUser instead.
+        # @param [Google::Apis::RequestOptions] options
+        #   Request-specific options
+        #
+        # @yield [result, err] Result & error if block supplied
+        # @yieldparam result [Google::Apis::SqladminV1beta4::Operation] parsed result object
+        # @yieldparam err [StandardError] error object if request failed
+        #
+        # @return [Google::Apis::SqladminV1beta4::Operation]
+        #
+        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
+        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
+        # @raise [Google::Apis::AuthorizationError] Authorization is required
+        def rotate_instance_server_ca(project, instance, instances_rotate_server_ca_request_object = nil, fields: nil, quota_user: nil, user_ip: nil, options: nil, &block)
+          command =  make_simple_command(:post, 'projects/{project}/instances/{instance}/rotateServerCa', options)
+          command.request_representation = Google::Apis::SqladminV1beta4::InstancesRotateServerCaRequest::Representation
+          command.request_object = instances_rotate_server_ca_request_object
+          command.response_representation = Google::Apis::SqladminV1beta4::Operation::Representation
+          command.response_class = Google::Apis::SqladminV1beta4::Operation
+          command.params['project'] = project unless project.nil?
+          command.params['instance'] = instance unless instance.nil?
+          command.query['fields'] = fields unless fields.nil?
+          command.query['quotaUser'] = quota_user unless quota_user.nil?
+          command.query['userIp'] = user_ip unless user_ip.nil?
+          execute_or_queue_command(command, &block)
+        end
+        
         # Starts the replication in the read replica instance.
         # @param [String] project
         #   ID of the project that contains the read replica.
diff --git a/generated/google/apis/youtube_analytics_v2.rb b/generated/google/apis/youtube_analytics_v2.rb
index 7bee370c3..81d792c28 100644
--- a/generated/google/apis/youtube_analytics_v2.rb
+++ b/generated/google/apis/youtube_analytics_v2.rb
@@ -22,10 +22,10 @@ module Google
     #
     # Retrieves your YouTube Analytics data.
     #
-    # @see http://developers.google.com/youtube/analytics
+    # @see https://developers.google.com/youtube/analytics
     module YoutubeAnalyticsV2
       VERSION = 'V2'
-      REVISION = '20180424'
+      REVISION = '20180514'
 
       # Manage your YouTube account
       AUTH_YOUTUBE = 'https://www.googleapis.com/auth/youtube'
diff --git a/generated/google/apis/youtube_analytics_v2/service.rb b/generated/google/apis/youtube_analytics_v2/service.rb
index bbe784488..f7f8deb26 100644
--- a/generated/google/apis/youtube_analytics_v2/service.rb
+++ b/generated/google/apis/youtube_analytics_v2/service.rb
@@ -30,7 +30,7 @@ module Google
       #    YoutubeAnalytics = Google::Apis::YoutubeAnalyticsV2 # Alias the module
       #    service = YoutubeAnalytics::YouTubeAnalyticsService.new
       #
-      # @see http://developers.google.com/youtube/analytics
+      # @see https://developers.google.com/youtube/analytics
       class YouTubeAnalyticsService < Google::Apis::Core::BaseService
         # @return [String]
         #  API key. Your API key identifies your project and provides you with API access,