|  | // Copyright 2017 Google Inc. | 
|  | // | 
|  | // Licensed under the Apache License, Version 2.0 (the "License"); | 
|  | // you may not use this file except in compliance with the License. | 
|  | // You may obtain a copy of the License at | 
|  | // | 
|  | //     http://www.apache.org/licenses/LICENSE-2.0 | 
|  | // | 
|  | // Unless required by applicable law or agreed to in writing, software | 
|  | // distributed under the License is distributed on an "AS IS" BASIS, | 
|  | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 
|  | // See the License for the specific language governing permissions and | 
|  | // limitations under the License. | 
|  |  | 
|  | syntax = "proto3"; | 
|  |  | 
|  | package google.api; | 
|  |  | 
|  | import "google/api/annotations.proto"; | 
|  |  | 
|  | option go_package = "google.golang.org/genproto/googleapis/api/serviceconfig;serviceconfig"; | 
|  | option java_multiple_files = true; | 
|  | option java_outer_classname = "UsageProto"; | 
|  | option java_package = "com.google.api"; | 
|  | option objc_class_prefix = "GAPI"; | 
|  |  | 
|  |  | 
|  | // Configuration controlling usage of a service. | 
|  | message Usage { | 
|  | // Requirements that must be satisfied before a consumer project can use the | 
|  | // service. Each requirement is of the form <service.name>/<requirement-id>; | 
|  | // for example 'serviceusage.googleapis.com/billing-enabled'. | 
|  | repeated string requirements = 1; | 
|  |  | 
|  | // A list of usage rules that apply to individual API methods. | 
|  | // | 
|  | // **NOTE:** All service configuration rules follow "last one wins" order. | 
|  | repeated UsageRule rules = 6; | 
|  |  | 
|  | // The full resource name of a channel used for sending notifications to the | 
|  | // service producer. | 
|  | // | 
|  | // Google Service Management currently only supports | 
|  | // [Google Cloud Pub/Sub](https://cloud.google.com/pubsub) as a notification | 
|  | // channel. To use Google Cloud Pub/Sub as the channel, this must be the name | 
|  | // of a Cloud Pub/Sub topic that uses the Cloud Pub/Sub topic name format | 
|  | // documented in https://cloud.google.com/pubsub/docs/overview. | 
|  | string producer_notification_channel = 7; | 
|  | } | 
|  |  | 
|  | // Usage configuration rules for the service. | 
|  | // | 
|  | // NOTE: Under development. | 
|  | // | 
|  | // | 
|  | // Use this rule to configure unregistered calls for the service. Unregistered | 
|  | // calls are calls that do not contain consumer project identity. | 
|  | // (Example: calls that do not contain an API key). | 
|  | // By default, API methods do not allow unregistered calls, and each method call | 
|  | // must be identified by a consumer project identity. Use this rule to | 
|  | // allow/disallow unregistered calls. | 
|  | // | 
|  | // Example of an API that wants to allow unregistered calls for entire service. | 
|  | // | 
|  | //     usage: | 
|  | //       rules: | 
|  | //       - selector: "*" | 
|  | //         allow_unregistered_calls: true | 
|  | // | 
|  | // Example of a method that wants to allow unregistered calls. | 
|  | // | 
|  | //     usage: | 
|  | //       rules: | 
|  | //       - selector: "google.example.library.v1.LibraryService.CreateBook" | 
|  | //         allow_unregistered_calls: true | 
|  | message UsageRule { | 
|  | // Selects the methods to which this rule applies. Use '*' to indicate all | 
|  | // methods in all APIs. | 
|  | // | 
|  | // Refer to [selector][google.api.DocumentationRule.selector] for syntax details. | 
|  | string selector = 1; | 
|  |  | 
|  | // True, if the method allows unregistered calls; false otherwise. | 
|  | bool allow_unregistered_calls = 2; | 
|  | } |