cloudbuild.proto

// Copyright 2019 Google LLC.
//
// 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.devtools.cloudbuild.v1;

import "google/api/annotations.proto";
import "google/api/client.proto";
import "google/api/field_behavior.proto";
import "google/longrunning/operations.proto";
import "google/protobuf/duration.proto";
import "google/protobuf/empty.proto";
import "google/protobuf/timestamp.proto";

option go_package = "google.golang.org/genproto/googleapis/devtools/cloudbuild/v1;cloudbuild";
option java_multiple_files = true;
option java_package = "com.google.cloudbuild.v1";
option objc_class_prefix = "GCB";

// Creates and manages builds on Google Cloud Platform.
//
// The main concept used by this API is a `Build`, which describes the location
// of the source to build, how to build the source, and where to store the
// built artifacts, if any.
//
// A user can list previously-requested builds or get builds by their ID to
// determine the status of the build.
service CloudBuild {
  option (google.api.default_host) = "cloudbuild.googleapis.com";
  option (google.api.oauth_scopes) =
      "https://www.googleapis.com/auth/cloud-platform";

  // Starts a build with the specified configuration.
  //
  // This method returns a long-running `Operation`, which includes the build
  // ID. Pass the build ID to `GetBuild` to determine the build status (such as
  // `SUCCESS` or `FAILURE`).
  rpc CreateBuild(CreateBuildRequest) returns (google.longrunning.Operation) {
    option (google.api.http) = {
      post: "/v1/projects/{project_id}/builds"
      body: "build"
    };
    option (google.api.method_signature) = "project_id,build";
    option (google.longrunning.operation_info) = {
      response_type: "Build"
      metadata_type: "BuildOperationMetadata"
    };
  }

  // Returns information about a previously requested build.
  //
  // The `Build` that is returned includes its status (such as `SUCCESS`,
  // `FAILURE`, or `WORKING`), and timing information.
  rpc GetBuild(GetBuildRequest) returns (Build) {
    option (google.api.http) = {
      get: "/v1/projects/{project_id}/builds/{id}"
    };
    option (google.api.method_signature) = "project_id,id";
  }

  // Lists previously requested builds.
  //
  // Previously requested builds may still be in-progress, or may have finished
  // successfully or unsuccessfully.
  rpc ListBuilds(ListBuildsRequest) returns (ListBuildsResponse) {
    option (google.api.http) = {
      get: "/v1/projects/{project_id}/builds"
    };
    option (google.api.method_signature) = "project_id,filter";
  }

  // Cancels a build in progress.
  rpc CancelBuild(CancelBuildRequest) returns (Build) {
    option (google.api.http) = {
      post: "/v1/projects/{project_id}/builds/{id}:cancel"
      body: "*"
    };
    option (google.api.method_signature) = "project_id,id";
  }

  // Creates a new build based on the specified build.
  //
  // This method creates a new build using the original build request, which may
  // or may not result in an identical build.
  //
  // For triggered builds:
  //
  // * Triggered builds resolve to a precise revision; therefore a retry of a
  // triggered build will result in a build that uses the same revision.
  //
  // For non-triggered builds that specify `RepoSource`:
  //
  // * If the original build built from the tip of a branch, the retried build
  // will build from the tip of that branch, which may not be the same revision
  // as the original build.
  // * If the original build specified a commit sha or revision ID, the retried
  // build will use the identical source.
  //
  // For builds that specify `StorageSource`:
  //
  // * If the original build pulled source from Google Cloud Storage without
  // specifying the generation of the object, the new build will use the current
  // object, which may be different from the original build source.
  // * If the original build pulled source from Cloud Storage and specified the
  // generation of the object, the new build will attempt to use the same
  // object, which may or may not be available depending on the bucket's
  // lifecycle management settings.
  rpc RetryBuild(RetryBuildRequest) returns (google.longrunning.Operation) {
    option (google.api.http) = {
      post: "/v1/projects/{project_id}/builds/{id}:retry"
      body: "*"
    };
    option (google.api.method_signature) = "project_id,id";
    option (google.longrunning.operation_info) = {
      response_type: "Build"
      metadata_type: "BuildOperationMetadata"
    };
  }

  // Creates a new `BuildTrigger`.
  //
  // This API is experimental.
  rpc CreateBuildTrigger(CreateBuildTriggerRequest) returns (BuildTrigger) {
    option (google.api.http) = {
      post: "/v1/projects/{project_id}/triggers"
      body: "trigger"
    };
    option (google.api.method_signature) = "project_id,trigger";
  }

  // Returns information about a `BuildTrigger`.
  //
  // This API is experimental.
  rpc GetBuildTrigger(GetBuildTriggerRequest) returns (BuildTrigger) {
    option (google.api.http) = {
      get: "/v1/projects/{project_id}/triggers/{trigger_id}"
    };
    option (google.api.method_signature) = "project_id,trigger_id";
  }

  // Lists existing `BuildTrigger`s.
  //
  // This API is experimental.
  rpc ListBuildTriggers(ListBuildTriggersRequest)
      returns (ListBuildTriggersResponse) {
    option (google.api.http) = {
      get: "/v1/projects/{project_id}/triggers"
    };
    option (google.api.method_signature) = "project_id";
  }

  // Deletes a `BuildTrigger` by its project ID and trigger ID.
  //
  // This API is experimental.
  rpc DeleteBuildTrigger(DeleteBuildTriggerRequest)
      returns (google.protobuf.Empty) {
    option (google.api.http) = {
      delete: "/v1/projects/{project_id}/triggers/{trigger_id}"
    };
    option (google.api.method_signature) = "project_id,trigger_id";
  }

  // Updates a `BuildTrigger` by its project ID and trigger ID.
  //
  // This API is experimental.
  rpc UpdateBuildTrigger(UpdateBuildTriggerRequest) returns (BuildTrigger) {
    option (google.api.http) = {
      patch: "/v1/projects/{project_id}/triggers/{trigger_id}"
      body: "trigger"
    };
    option (google.api.method_signature) = "project_id,trigger_id,trigger";
  }

  // Runs a `BuildTrigger` at a particular source revision.
  rpc RunBuildTrigger(RunBuildTriggerRequest)
      returns (google.longrunning.Operation) {
    option (google.api.http) = {
      post: "/v1/projects/{project_id}/triggers/{trigger_id}:run"
      body: "source"
    };
    option (google.api.method_signature) = "project_id,trigger_id,source";
    option (google.longrunning.operation_info) = {
      response_type: "Build"
      metadata_type: "BuildOperationMetadata"
    };
  }

  // Creates a `WorkerPool` to run the builds, and returns the new worker pool.
  //
  // This API is experimental.
  rpc CreateWorkerPool(CreateWorkerPoolRequest) returns (WorkerPool) {}

  // Returns information about a `WorkerPool`.
  //
  // This API is experimental.
  rpc GetWorkerPool(GetWorkerPoolRequest) returns (WorkerPool) {}

  // Deletes a `WorkerPool` by its project ID and WorkerPool name.
  //
  // This API is experimental.
  rpc DeleteWorkerPool(DeleteWorkerPoolRequest)
      returns (google.protobuf.Empty) {}

  // Update a `WorkerPool`.
  //
  // This API is experimental.
  rpc UpdateWorkerPool(UpdateWorkerPoolRequest) returns (WorkerPool) {}

  // List project's `WorkerPool`s.
  //
  // This API is experimental.
  rpc ListWorkerPools(ListWorkerPoolsRequest)
      returns (ListWorkerPoolsResponse) {}
}

// Specifies a build to retry.
message RetryBuildRequest {
  // Required. ID of the project.
  string project_id = 1 [(google.api.field_behavior) = REQUIRED];

  // Required. Build ID of the original build.
  string id = 2 [(google.api.field_behavior) = REQUIRED];
}

// Specifies a build trigger to run and the source to use.
message RunBuildTriggerRequest {
  // Required. ID of the project.
  string project_id = 1 [(google.api.field_behavior) = REQUIRED];

  // Required. ID of the trigger.
  string trigger_id = 2 [(google.api.field_behavior) = REQUIRED];

  // Required. Source to build against this trigger.
  RepoSource source = 3 [(google.api.field_behavior) = REQUIRED];
}

// Location of the source in an archive file in Google Cloud Storage.
message StorageSource {
  // Google Cloud Storage bucket containing the source (see
  // [Bucket Name
  // Requirements](https://cloud.google.com/storage/docs/bucket-naming#requirements)).
  string bucket = 1;

  // Google Cloud Storage object containing the source.
  //
  // This object must be a gzipped archive file (`.tar.gz`) containing source to
  // build.
  string object = 2;

  // Google Cloud Storage generation for the object. If the generation is
  // omitted, the latest generation will be used.
  int64 generation = 3;
}

// Location of the source in a Google Cloud Source Repository.
message RepoSource {
  // ID of the project that owns the Cloud Source Repository. If omitted, the
  // project ID requesting the build is assumed.
  string project_id = 1;

  // Name of the Cloud Source Repository. If omitted, the name "default" is
  // assumed.
  string repo_name = 2;

  // A revision within the Cloud Source Repository must be specified in
  // one of these ways.
  oneof revision {
    // Regex matching branches to build.
    //
    // The syntax of the regular expressions accepted is the syntax accepted by
    // RE2 and described at https://github.com/google/re2/wiki/Syntax
    string branch_name = 3;

    // Regex matching tags to build.
    //
    // The syntax of the regular expressions accepted is the syntax accepted by
    // RE2 and described at https://github.com/google/re2/wiki/Syntax
    string tag_name = 4;

    // Explicit commit SHA to build.
    string commit_sha = 5;
  }

  // Directory, relative to the source root, in which to run the build.
  //
  // This must be a relative path. If a step's `dir` is specified and is an
  // absolute path, this value is ignored for that step's execution.
  string dir = 7;
}

// Location of the source in a supported storage service.
message Source {
  // Location of source.
  oneof source {
    // If provided, get the source from this location in Google Cloud Storage.
    StorageSource storage_source = 2;

    // If provided, get the source from this location in a Cloud Source
    // Repository.
    RepoSource repo_source = 3;
  }
}

// An image built by the pipeline.
message BuiltImage {
  // Name used to push the container image to Google Container Registry, as
  // presented to `docker push`.
  string name = 1;

  // Docker Registry 2.0 digest.
  string digest = 3;

  // Output only. Stores timing information for pushing the specified image.
  TimeSpan push_timing = 4;
}

// A step in the build pipeline.
message BuildStep {
  // Required. The name of the container image that will run this particular
  // build step.
  //
  // If the image is available in the host's Docker daemon's cache, it
  // will be run directly. If not, the host will attempt to pull the image
  // first, using the builder service account's credentials if necessary.
  //
  // The Docker daemon's cache will already have the latest versions of all of
  // the officially supported build steps
  // ([https://github.com/GoogleCloudPlatform/cloud-builders](https://github.com/GoogleCloudPlatform/cloud-builders)).
  // The Docker daemon will also have cached many of the layers for some popular
  // images, like "ubuntu", "debian", but they will be refreshed at the time you
  // attempt to use them.
  //
  // If you built an image in a previous build step, it will be stored in the
  // host's Docker daemon's cache and is available to use as the name for a
  // later build step.
  string name = 1;

  // A list of environment variable definitions to be used when running a step.
  //
  // The elements are of the form "KEY=VALUE" for the environment variable "KEY"
  // being given the value "VALUE".
  repeated string env = 2;

  // A list of arguments that will be presented to the step when it is started.
  //
  // If the image used to run the step's container has an entrypoint, the `args`
  // are used as arguments to that entrypoint. If the image does not define
  // an entrypoint, the first element in args is used as the entrypoint,
  // and the remainder will be used as arguments.
  repeated string args = 3;

  // Working directory to use when running this step's container.
  //
  // If this value is a relative path, it is relative to the build's working
  // directory. If this value is absolute, it may be outside the build's working
  // directory, in which case the contents of the path may not be persisted
  // across build step executions, unless a `volume` for that path is specified.
  //
  // If the build specifies a `RepoSource` with `dir` and a step with a `dir`,
  // which specifies an absolute path, the `RepoSource` `dir` is ignored for
  // the step's execution.
  string dir = 4;

  // Unique identifier for this build step, used in `wait_for` to
  // reference this build step as a dependency.
  string id = 5;

  // The ID(s) of the step(s) that this build step depends on.
  // This build step will not start until all the build steps in `wait_for`
  // have completed successfully. If `wait_for` is empty, this build step will
  // start when all previous build steps in the `Build.Steps` list have
  // completed successfully.
  repeated string wait_for = 6;

  // Entrypoint to be used instead of the build step image's default entrypoint.
  // If unset, the image's default entrypoint is used.
  string entrypoint = 7;

  // A list of environment variables which are encrypted using a Cloud Key
  // Management Service crypto key. These values must be specified in the
  // build's `Secret`.
  repeated string secret_env = 8;

  // List of volumes to mount into the build step.
  //
  // Each volume is created as an empty volume prior to execution of the
  // build step. Upon completion of the build, volumes and their contents are
  // discarded.
  //
  // Using a named volume in only one step is not valid as it is indicative
  // of a build request with an incorrect configuration.
  repeated Volume volumes = 9;

  // Output only. Stores timing information for executing this build step.
  TimeSpan timing = 10;

  // Output only. Stores timing information for pulling this build step's
  // builder image only.
  TimeSpan pull_timing = 13;

  // Time limit for executing this build step. If not defined, the step has no
  // time limit and will be allowed to continue to run until either it completes
  // or the build itself times out.
  google.protobuf.Duration timeout = 11;

  // Output only. Status of the build step. At this time, build step status is
  // only updated on build completion; step status is not updated in real-time
  // as the build progresses.
  Build.Status status = 12;
}

// Volume describes a Docker container volume which is mounted into build steps
// in order to persist files across build step execution.
message Volume {
  // Name of the volume to mount.
  //
  // Volume names must be unique per build step and must be valid names for
  // Docker volumes. Each named volume must be used by at least two build steps.
  string name = 1;

  // Path at which to mount the volume.
  //
  // Paths must be absolute and cannot conflict with other volume paths on the
  // same build step or with certain reserved volume paths.
  string path = 2;
}

// Artifacts created by the build pipeline.
message Results {
  // Container images that were built as a part of the build.
  repeated BuiltImage images = 2;

  // List of build step digests, in the order corresponding to build step
  // indices.
  repeated string build_step_images = 3;

  // Path to the artifact manifest. Only populated when artifacts are uploaded.
  string artifact_manifest = 4;

  // Number of artifacts uploaded. Only populated when artifacts are uploaded.
  int64 num_artifacts = 5;

  // List of build step outputs, produced by builder images, in the order
  // corresponding to build step indices.
  //
  // [Cloud Builders](https://cloud.google.com/cloud-build/docs/cloud-builders)
  // can produce this output by writing to `$BUILDER_OUTPUT/output`.
  // Only the first 4KB of data is stored.
  repeated bytes build_step_outputs = 6;

  // Time to push all non-container artifacts.
  TimeSpan artifact_timing = 7;
}

// An artifact that was uploaded during a build. This
// is a single record in the artifact manifest JSON file.
message ArtifactResult {
  // The path of an artifact in a Google Cloud Storage bucket, with the
  // generation number. For example,
  // `gs://mybucket/path/to/output.jar#generation`.
  string location = 1;

  // The file hash of the artifact.
  repeated FileHashes file_hash = 2;
}

// A build resource in the Cloud Build API.
//
// At a high level, a `Build` describes where to find source code, how to build
// it (for example, the builder image to run on the source), and where to store
// the built artifacts.
//
// Fields can include the following variables, which will be expanded when the
// build is created:
//
// - $PROJECT_ID: the project ID of the build.
// - $BUILD_ID: the autogenerated ID of the build.
// - $REPO_NAME: the source repository name specified by RepoSource.
// - $BRANCH_NAME: the branch name specified by RepoSource.
// - $TAG_NAME: the tag name specified by RepoSource.
// - $REVISION_ID or $COMMIT_SHA: the commit SHA specified by RepoSource or
//   resolved from the specified branch or tag.
// - $SHORT_SHA: first 7 characters of $REVISION_ID or $COMMIT_SHA.
message Build {
  // Possible status of a build or build step.
  enum Status {
    // Status of the build is unknown.
    STATUS_UNKNOWN = 0;

    // Build or step is queued; work has not yet begun.
    QUEUED = 1;

    // Build or step is being executed.
    WORKING = 2;

    // Build or step finished successfully.
    SUCCESS = 3;

    // Build or step failed to complete successfully.
    FAILURE = 4;

    // Build or step failed due to an internal cause.
    INTERNAL_ERROR = 5;

    // Build or step took longer than was allowed.
    TIMEOUT = 6;

    // Build or step was canceled by a user.
    CANCELLED = 7;
  }

  // Output only. Unique identifier of the build.
  string id = 1;

  // Output only. ID of the project.
  string project_id = 16;

  // Output only. Status of the build.
  Status status = 2;

  // Output only. Customer-readable message about the current status.
  string status_detail = 24;

  // The location of the source files to build.
  Source source = 3;

  // Required. The operations to be performed on the workspace.
  repeated BuildStep steps = 11;

  // Output only. Results of the build.
  Results results = 10;

  // Output only. Time at which the request to create the build was received.
  google.protobuf.Timestamp create_time = 6;

  // Output only. Time at which execution of the build was started.
  google.protobuf.Timestamp start_time = 7;

  // Output only. Time at which execution of the build was finished.
  //
  // The difference between finish_time and start_time is the duration of the
  // build's execution.
  google.protobuf.Timestamp finish_time = 8;

  // Amount of time that this build should be allowed to run, to second
  // granularity. If this amount of time elapses, work on the build will cease
  // and the build status will be `TIMEOUT`.
  //
  // Default time is ten minutes.
  google.protobuf.Duration timeout = 12;

  // A list of images to be pushed upon the successful completion of all build
  // steps.
  //
  // The images are pushed using the builder service account's credentials.
  //
  // The digests of the pushed images will be stored in the `Build` resource's
  // results field.
  //
  // If any of the images fail to be pushed, the build status is marked
  // `FAILURE`.
  repeated string images = 13;

  // Artifacts produced by the build that should be uploaded upon
  // successful completion of all build steps.
  Artifacts artifacts = 37;

  // Google Cloud Storage bucket where logs should be written (see
  // [Bucket Name
  // Requirements](https://cloud.google.com/storage/docs/bucket-naming#requirements)).
  // Logs file names will be of the format `${logs_bucket}/log-${build_id}.txt`.
  string logs_bucket = 19;

  // Output only. A permanent fixed identifier for source.
  SourceProvenance source_provenance = 21;

  // Output only. The ID of the `BuildTrigger` that triggered this build, if it
  // was triggered automatically.
  string build_trigger_id = 22;

  // Special options for this build.
  BuildOptions options = 23;

  // Output only. URL to logs for this build in Google Cloud Console.
  string log_url = 25;

  // Substitutions data for `Build` resource.
  map<string, string> substitutions = 29;

  // Tags for annotation of a `Build`. These are not docker tags.
  repeated string tags = 31;

  // Secrets to decrypt using Cloud Key Management Service.
  repeated Secret secrets = 32;

  // Output only. Stores timing information for phases of the build. Valid keys
  // are:
  //
  // * BUILD: time to execute all build steps
  // * PUSH: time to push all specified images.
  // * FETCHSOURCE: time to fetch source.
  //
  // If the build does not specify source or images,
  // these keys will not be included.
  map<string, TimeSpan> timing = 33;
}

// Artifacts produced by a build that should be uploaded upon
// successful completion of all build steps.
message Artifacts {
  // Files in the workspace to upload to Cloud Storage upon successful
  // completion of all build steps.
  message ArtifactObjects {
    // Cloud Storage bucket and optional object path, in the form
    // "gs://bucket/path/to/somewhere/". (see [Bucket Name
    // Requirements](https://cloud.google.com/storage/docs/bucket-naming#requirements)).
    //
    // Files in the workspace matching any path pattern will be uploaded to
    // Cloud Storage with this location as a prefix.
    string location = 1;

    // Path globs used to match files in the build's workspace.
    repeated string paths = 2;

    // Output only. Stores timing information for pushing all artifact objects.
    TimeSpan timing = 3;
  }

  // A list of images to be pushed upon the successful completion of all build
  // steps.
  //
  // The images will be pushed using the builder service account's credentials.
  //
  // The digests of the pushed images will be stored in the Build resource's
  // results field.
  //
  // If any of the images fail to be pushed, the build is marked FAILURE.
  repeated string images = 1;

  // A list of objects to be uploaded to Cloud Storage upon successful
  // completion of all build steps.
  //
  // Files in the workspace matching specified paths globs will be uploaded to
  // the specified Cloud Storage location using the builder service account's
  // credentials.
  //
  // The location and generation of the uploaded objects will be stored in the
  // Build resource's results field.
  //
  // If any objects fail to be pushed, the build is marked FAILURE.
  ArtifactObjects objects = 2;
}

// Start and end times for a build execution phase.
message TimeSpan {
  // Start of time span.
  google.protobuf.Timestamp start_time = 1;

  // End of time span.
  google.protobuf.Timestamp end_time = 2;
}

// Metadata for build operations.
message BuildOperationMetadata {
  // The build that the operation is tracking.
  Build build = 1;
}

// Provenance of the source. Ways to find the original source, or verify that
// some source was used for this build.
message SourceProvenance {
  // A copy of the build's `source.storage_source`, if exists, with any
  // generations resolved.
  StorageSource resolved_storage_source = 3;

  // A copy of the build's `source.repo_source`, if exists, with any
  // revisions resolved.
  RepoSource resolved_repo_source = 6;

  // Output only. Hash(es) of the build source, which can be used to verify that
  // the original source integrity was maintained in the build. Note that
  // `FileHashes` will only be populated if `BuildOptions` has requested a
  // `SourceProvenanceHash`.
  //
  // The keys to this map are file paths used as build source and the values
  // contain the hash values for those files.
  //
  // If the build source came in a single package such as a gzipped tarfile
  // (`.tar.gz`), the `FileHash` will be for the single path to that file.
  map<string, FileHashes> file_hashes = 4;
}

// Container message for hashes of byte content of files, used in
// SourceProvenance messages to verify integrity of source input to the build.
message FileHashes {
  // Collection of file hashes.
  repeated Hash file_hash = 1;
}

// Container message for hash values.
message Hash {
  // Specifies the hash algorithm, if any.
  enum HashType {
    // No hash requested.
    NONE = 0;

    // Use a sha256 hash.
    SHA256 = 1;

    // Use a md5 hash.
    MD5 = 2;
  }

  // The type of hash that was performed.
  HashType type = 1;

  // The hash value.
  bytes value = 2;
}

// Pairs a set of secret environment variables containing encrypted
// values with the Cloud KMS key to use to decrypt the value.
message Secret {
  // Cloud KMS key name to use to decrypt these envs.
  string kms_key_name = 1;

  // Map of environment variable name to its encrypted value.
  //
  // Secret environment variables must be unique across all of a build's
  // secrets, and must be used by at least one build step. Values can be at most
  // 64 KB in size. There can be at most 100 secret values across all of a
  // build's secrets.
  map<string, bytes> secret_env = 3;
}

// Request to create a new build.
message CreateBuildRequest {
  // Required. ID of the project.
  string project_id = 1 [(google.api.field_behavior) = REQUIRED];

  // Required. Build resource to create.
  Build build = 2 [(google.api.field_behavior) = REQUIRED];
}

// Request to get a build.
message GetBuildRequest {
  // Required. ID of the project.
  string project_id = 1 [(google.api.field_behavior) = REQUIRED];

  // Required. ID of the build.
  string id = 2 [(google.api.field_behavior) = REQUIRED];
}

// Request to list builds.
message ListBuildsRequest {
  // Required. ID of the project.
  string project_id = 1 [(google.api.field_behavior) = REQUIRED];

  // Number of results to return in the list.
  int32 page_size = 2;

  // Token to provide to skip to a particular spot in the list.
  string page_token = 3;

  // The raw filter text to constrain the results.
  string filter = 8;
}

// Response including listed builds.
message ListBuildsResponse {
  // Builds will be sorted by `create_time`, descending.
  repeated Build builds = 1;

  // Token to receive the next page of results.
  string next_page_token = 2;
}

// Request to cancel an ongoing build.
message CancelBuildRequest {
  // Required. ID of the project.
  string project_id = 1 [(google.api.field_behavior) = REQUIRED];

  // Required. ID of the build.
  string id = 2 [(google.api.field_behavior) = REQUIRED];
}

// Configuration for an automated build in response to source repository
// changes.
message BuildTrigger {
  // Output only. Unique identifier of the trigger.
  string id = 1;

  // Human-readable description of this trigger.
  string description = 10;

  // User assigned name of the trigger. Must be unique within the project.
  string name = 21;

  // Tags for annotation of a `BuildTrigger`
  repeated string tags = 19;

  // Template describing the types of source changes to trigger a build.
  //
  // Branch and tag names in trigger templates are interpreted as regular
  // expressions. Any branch or tag change that matches that regular expression
  // will trigger a build.
  //
  // Mutually exclusive with `github`.
  RepoSource trigger_template = 7;

  // GitHubEventsConfig describes the configuration of a trigger that creates
  // a build whenever a GitHub event is received.
  //
  // Mutually exclusive with `trigger_template`.
  GitHubEventsConfig github = 13;

  // Template describing the Build request to make when the trigger is matched.
  oneof build_template {
    // Contents of the build template.
    Build build = 4;

    // Path, from the source root, to a file whose contents is used for the
    // template.
    string filename = 8;
  }

  // Output only. Time when the trigger was created.
  google.protobuf.Timestamp create_time = 5;

  // If true, the trigger will never result in a build.
  bool disabled = 9;

  // Substitutions data for Build resource.
  map<string, string> substitutions = 11;

  // ignored_files and included_files are file glob matches using
  // http://godoc/pkg/path/filepath#Match extended with support for "**".
  //
  // If ignored_files and changed files are both empty, then they are
  // not used to determine whether or not to trigger a build.
  //
  // If ignored_files is not empty, then we ignore any files that match
  // any of the ignored_file globs. If the change has no files that are
  // outside of the ignored_files globs, then we do not trigger a build.
  repeated string ignored_files = 15;

  // If any of the files altered in the commit pass the ignored_files
  // filter and included_files is empty, then as far as this filter is
  // concerned, we should trigger the build.
  //
  // If any of the files altered in the commit pass the ignored_files
  // filter and included_files is not empty, then we make sure that at
  // least one of those files matches a included_files glob. If not,
  // then we do not trigger a build.
  repeated string included_files = 16;
}

// GitHubEventsConfig describes the configuration of a trigger that creates a
// build whenever a GitHub event is received.
//
// This message is experimental.
message GitHubEventsConfig {
  // The installationID that emits the GitHub event.
  int64 installation_id = 1 [deprecated = true];

  // Owner of the repository. For example: The owner for
  // https://github.com/googlecloudplatform/cloud-builders is
  // "googlecloudplatform".
  string owner = 6;

  // Name of the repository. For example: The name for
  // https://github.com/googlecloudplatform/cloud-builders is "cloud-builders".
  string name = 7;

  // Filter describing the types of events to trigger a build.
  // Currently supported event types: push, pull_request.
  oneof event {
    // filter to match changes in pull requests.
    PullRequestFilter pull_request = 4;

    // filter to match changes in refs like branches, tags.
    PushFilter push = 5;
  }
}

// PullRequestFilter contains filter properties for matching GitHub Pull
// Requests.
message PullRequestFilter {
  // Controls behavior of Pull Request comments.
  enum CommentControl {
    // Do not require comments on Pull Requests before builds are triggered.
    COMMENTS_DISABLED = 0;

    // Enforce that repository owners or collaborators must comment on Pull
    // Requests before builds are triggered.
    COMMENTS_ENABLED = 1;
  }

  // Target refs to match.
  // A target ref is the git reference where the pull request will be applied.
  oneof git_ref {
    // Regex of branches to match.
    //
    // The syntax of the regular expressions accepted is the syntax accepted by
    // RE2 and described at https://github.com/google/re2/wiki/Syntax
    string branch = 2;
  }

  // Whether to block builds on a "/gcbrun" comment from a repository owner or
  // collaborator.
  CommentControl comment_control = 5;
}

// Push contains filter properties for matching GitHub git pushes.
message PushFilter {
  // Modified refs to match.
  // A modified refs are the refs modified by a git push operation.
  oneof git_ref {
    // Regexes matching branches to build.
    //
    // The syntax of the regular expressions accepted is the syntax accepted by
    // RE2 and described at https://github.com/google/re2/wiki/Syntax
    string branch = 2;

    // Regexes matching tags to build.
    //
    // The syntax of the regular expressions accepted is the syntax accepted by
    // RE2 and described at https://github.com/google/re2/wiki/Syntax
    string tag = 3;
  }
}

// Request to create a new `BuildTrigger`.
message CreateBuildTriggerRequest {
  // Required. ID of the project for which to configure automatic builds.
  string project_id = 1 [(google.api.field_behavior) = REQUIRED];

  // Required. `BuildTrigger` to create.
  BuildTrigger trigger = 2 [(google.api.field_behavior) = REQUIRED];
}

// Returns the `BuildTrigger` with the specified ID.
message GetBuildTriggerRequest {
  // Required. ID of the project that owns the trigger.
  string project_id = 1 [(google.api.field_behavior) = REQUIRED];

  // Required. ID of the `BuildTrigger` to get.
  string trigger_id = 2 [(google.api.field_behavior) = REQUIRED];
}

// Request to list existing `BuildTriggers`.
message ListBuildTriggersRequest {
  // Required. ID of the project for which to list BuildTriggers.
  string project_id = 1 [(google.api.field_behavior) = REQUIRED];

  // Number of results to return in the list.
  int32 page_size = 2;

  // Token to provide to skip to a particular spot in the list.
  string page_token = 3;
}

// Response containing existing `BuildTriggers`.
message ListBuildTriggersResponse {
  // `BuildTriggers` for the project, sorted by `create_time` descending.
  repeated BuildTrigger triggers = 1;

  // Token to receive the next page of results.
  string next_page_token = 2;
}

// Request to delete a `BuildTrigger`.
message DeleteBuildTriggerRequest {
  // Required. ID of the project that owns the trigger.
  string project_id = 1 [(google.api.field_behavior) = REQUIRED];

  // Required. ID of the `BuildTrigger` to delete.
  string trigger_id = 2 [(google.api.field_behavior) = REQUIRED];
}

// Request to update an existing `BuildTrigger`.
message UpdateBuildTriggerRequest {
  // Required. ID of the project that owns the trigger.
  string project_id = 1 [(google.api.field_behavior) = REQUIRED];

  // Required. ID of the `BuildTrigger` to update.
  string trigger_id = 2 [(google.api.field_behavior) = REQUIRED];

  // Required. `BuildTrigger` to update.
  BuildTrigger trigger = 3 [(google.api.field_behavior) = REQUIRED];
}

// Optional arguments to enable specific features of builds.
message BuildOptions {
  // Specifies the manner in which the build should be verified, if at all.
  enum VerifyOption {
    // Not a verifiable build. (default)
    NOT_VERIFIED = 0;

    // Verified build.
    VERIFIED = 1;
  }

  // Supported VM sizes.
  enum MachineType {
    // Standard machine type.
    UNSPECIFIED = 0;

    // Highcpu machine with 8 CPUs.
    N1_HIGHCPU_8 = 1;

    // Highcpu machine with 32 CPUs.
    N1_HIGHCPU_32 = 2;
  }

  // Specifies the behavior when there is an error in the substitution checks.
  enum SubstitutionOption {
    // Fails the build if error in substitutions checks, like missing
    // a substitution in the template or in the map.
    MUST_MATCH = 0;

    // Do not fail the build if error in substitutions checks.
    ALLOW_LOOSE = 1;
  }

  // Specifies the behavior when writing build logs to Google Cloud Storage.
  enum LogStreamingOption {
    // Service may automatically determine build log streaming behavior.
    STREAM_DEFAULT = 0;

    // Build logs should be streamed to Google Cloud Storage.
    STREAM_ON = 1;

    // Build logs should not be streamed to Google Cloud Storage; they will be
    // written when the build is completed.
    STREAM_OFF = 2;
  }

  // Specifies the logging mode.
  enum LoggingMode {
    // The service determines the logging mode. The default is `LEGACY`. Do not
    // rely on the default logging behavior as it may change in the future.
    LOGGING_UNSPECIFIED = 0;

    // Stackdriver logging and Cloud Storage logging are enabled.
    LEGACY = 1;

    // Only Cloud Storage logging is enabled.
    GCS_ONLY = 2;
  }

  // Requested hash for SourceProvenance.
  repeated Hash.HashType source_provenance_hash = 1;

  // Requested verifiability options.
  VerifyOption requested_verify_option = 2;

  // Compute Engine machine type on which to run the build.
  MachineType machine_type = 3;

  // Requested disk size for the VM that runs the build. Note that this is *NOT*
  // "disk free"; some of the space will be used by the operating system and
  // build utilities. Also note that this is the minimum disk size that will be
  // allocated for the build -- the build may run with a larger disk than
  // requested. At present, the maximum disk size is 1000GB; builds that request
  // more than the maximum are rejected with an error.
  int64 disk_size_gb = 6;

  // Option to specify behavior when there is an error in the substitution
  // checks.
  SubstitutionOption substitution_option = 4;

  // Option to define build log streaming behavior to Google Cloud
  // Storage.
  LogStreamingOption log_streaming_option = 5;

  // Option to specify a `WorkerPool` for the build. User specifies the pool
  // with the format "[WORKERPOOL_PROJECT_ID]/[WORKERPOOL_NAME]".
  // This is an experimental field.
  string worker_pool = 7;

  // Option to specify the logging mode, which determines where the logs are
  // stored.
  LoggingMode logging = 11;

  // A list of global environment variable definitions that will exist for all
  // build steps in this build. If a variable is defined in both globally and in
  // a build step, the variable will use the build step value.
  //
  // The elements are of the form "KEY=VALUE" for the environment variable "KEY"
  // being given the value "VALUE".
  repeated string env = 12;

  // A list of global environment variables, which are encrypted using a Cloud
  // Key Management Service crypto key. These values must be specified in the
  // build's `Secret`. These variables will be available to all build steps
  // in this build.
  repeated string secret_env = 13;

  // Global list of volumes to mount for ALL build steps
  //
  // Each volume is created as an empty volume prior to starting the build
  // process. Upon completion of the build, volumes and their contents are
  // discarded. Global volume names and paths cannot conflict with the volumes
  // defined a build step.
  //
  // Using a global volume in a build with only one step is not valid as
  // it is indicative of a build request with an incorrect configuration.
  repeated Volume volumes = 14;
}

// Configuration for a WorkerPool to run the builds.
//
// Workers are machines that Cloud Build uses to run your builds. By default,
// all workers run in a project owned by Cloud Build. To have full control over
// the workers that execute your builds -- such as enabling them to access
// private resources on your private network -- you can request Cloud Build to
// run the workers in your own project by creating a custom workers pool.
message WorkerPool {
  // Supported GCP regions to create the `WorkerPool`.
  enum Region {
    // no region
    REGION_UNSPECIFIED = 0;

    // us-central1 region
    US_CENTRAL1 = 1;

    // us-west1 region
    US_WEST1 = 2;

    // us-east1 region
    US_EAST1 = 3;

    // us-east4 region
    US_EAST4 = 4;
  }

  // `WorkerPool` status
  enum Status {
    // Status of the `WorkerPool` is unknown.
    STATUS_UNSPECIFIED = 0;

    // `WorkerPool` is being created.
    CREATING = 1;

    // `WorkerPool` is running.
    RUNNING = 2;

    // `WorkerPool` is being deleting: cancelling builds and draining workers.
    DELETING = 3;

    // `WorkerPool` is deleted.
    DELETED = 4;
  }

  // User-defined name of the `WorkerPool`.
  string name = 14;

  // The project ID of the GCP project for which the `WorkerPool` is created.
  string project_id = 2;

  // Output only. The service account used to manage the `WorkerPool`. The
  // service account must have the Compute Instance Admin (Beta) permission at
  // the project level.
  string service_account_email = 3;

  // Total number of workers to be created across all requested regions.
  int64 worker_count = 4;

  // Configuration to be used for a creating workers in the `WorkerPool`.
  WorkerConfig worker_config = 16;

  // List of regions to create the `WorkerPool`. Regions can't be empty.
  // If Cloud Build adds a new GCP region in the future, the existing
  // `WorkerPool` will not be enabled in the new region automatically;
  // you must add the new region to the `regions` field to enable the
  // `WorkerPool` in that region.
  repeated Region regions = 9;

  // Output only. Time at which the request to create the `WorkerPool` was
  // received.
  google.protobuf.Timestamp create_time = 11;

  // Output only. Time at which the request to update the `WorkerPool` was
  // received.
  google.protobuf.Timestamp update_time = 17;

  // Output only. Time at which the request to delete the `WorkerPool` was
  // received.
  google.protobuf.Timestamp delete_time = 12;

  // Output only. WorkerPool Status.
  Status status = 13;
}

// WorkerConfig defines the configuration to be used for a creating workers in
// the pool.
message WorkerConfig {
  // Machine Type of the worker, such as n1-standard-1.
  // See https://cloud.google.com/compute/docs/machine-types.
  // If left blank, Cloud Build will use a standard unspecified machine to
  // create the worker pool.
  // `machine_type` is overridden if you specify a different machine type in
  // `build_options`. In this case, the VM specified in the `build_options`
  // will be created on demand at build time. For more information see
  // https://cloud.google.com/cloud-build/docs/speeding-up-builds#using_custom_virtual_machine_sizes
  string machine_type = 1;

  // Size of the disk attached to the worker, in GB.
  // See https://cloud.google.com/compute/docs/disks/
  // If `0` is specified, Cloud Build will use a standard disk size.
  // `disk_size` is overridden if you specify a different disk size in
  // `build_options`. In this case, a VM with a disk size specified in the
  // `build_options` will be created on demand at build time. For more
  // information see
  // https://cloud.google.com/cloud-build/docs/api/reference/rest/v1/projects.builds#buildoptions
  int64 disk_size_gb = 2;

  // The network definition used to create the worker.
  // If this section is left empty, the workers will be created in
  // WorkerPool.project_id on the default network.
  Network network = 3;

  // The tag applied to the worker, and the same tag used by the firewall rule.
  // It is used to identify the Cloud Build workers among other VMs.
  // The default value for tag is `worker`.
  string tag = 4;
}

// Network describes the GCP network used to create workers in.
message Network {
  // Project id containing the defined network and subnetwork. For a peered VPC,
  // this will be the same as the project_id in which the workers are created.
  // For a shared VPC, this will be the project sharing the network with the
  // project_id project in which workers will be created. For custom workers
  // with no VPC, this will be the same as project_id.
  string project_id = 1;

  // Network on which the workers are created.
  // "default" network is used if empty.
  string network = 2;

  // Subnetwork on which the workers are created.
  // "default" subnetwork is used if empty.
  string subnetwork = 3;
}

// Request to create a new `WorkerPool`.
message CreateWorkerPoolRequest {
  // ID of the parent project.
  string parent = 1;

  // `WorkerPool` resource to create.
  WorkerPool worker_pool = 2;
}

// Request to get a `WorkerPool` with the specified name.
message GetWorkerPoolRequest {
  // The field will contain name of the resource requested, for example:
  // "projects/project-1/workerPools/workerpool-name"
  string name = 1;
}

// Request to delete a `WorkerPool`.
message DeleteWorkerPoolRequest {
  // The field will contain name of the resource requested, for example:
  // "projects/project-1/workerPools/workerpool-name"
  string name = 1;
}

// Request to update a `WorkerPool`.
message UpdateWorkerPoolRequest {
  // The field will contain name of the resource requested, for example:
  // "projects/project-1/workerPools/workerpool-name"
  string name = 2;

  // `WorkerPool` resource to update.
  WorkerPool worker_pool = 3;
}

// Request to list `WorkerPool`s.
message ListWorkerPoolsRequest {
  // ID of the parent project.
  string parent = 1;
}

// Response containing existing `WorkerPools`.
message ListWorkerPoolsResponse {
  // `WorkerPools` for the project.
  repeated WorkerPool worker_pools = 1;
}