// Copyright 2018 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.devtools.containeranalysis.v1alpha1;

import "google/api/annotations.proto";
import "google/devtools/containeranalysis/v1alpha1/source_context.proto";
import "google/protobuf/timestamp.proto";

option go_package = "google.golang.org/genproto/googleapis/devtools/containeranalysis/v1alpha1;containeranalysis";
option java_multiple_files = true;
option java_package = "com.google.containeranalysis.v1alpha1";
option objc_class_prefix = "GCA";

// Provenance of a build. Contains all information needed to verify the full
// details about the build from source to completion.
message BuildProvenance {
  // Unique identifier of the build.
  string id = 1;

  // ID of the project.
  string project_id = 2;

  // Commands requested by the build.
  repeated Command commands = 5;

  // Output of the build.
  repeated Artifact built_artifacts = 6;

  // Time at which the build was created.
  google.protobuf.Timestamp create_time = 7;

  // Time at which execution of the build was started.
  google.protobuf.Timestamp start_time = 8;

  // Time at which execution of the build was finished.
  google.protobuf.Timestamp finish_time = 9;

  // E-mail address of the user who initiated this build. Note that this was the
  // user's e-mail address at the time the build was initiated; this address may
  // not represent the same end-user for all time.
  string creator = 11;

  // Google Cloud Storage bucket where logs were written.
  string logs_bucket = 13;

  // Details of the Source input to the build.
  Source source_provenance = 14;

  // Trigger identifier if the build was triggered automatically; empty if not.
  string trigger_id = 15;

  // Special options applied to this build. This is a catch-all field where
  // build providers can enter any desired additional details.
  map<string, string> build_options = 16;

  // Version string of the builder at the time this build was executed.
  string builder_version = 17;
}

// Source describes the location of the source used for the build.
message Source {
  // Source location information.
  oneof source {
    // If provided, get the source from this location in in Google Cloud
    // Storage.
    StorageSource storage_source = 1;

    // If provided, get source from this location in a Cloud Repo.
    RepoSource repo_source = 2;
  }

  // If provided, the input binary artifacts for the build came from this
  // location.
  StorageSource artifact_storage_source = 4;

  // Hash(es) of the build source, which can be used to verify that the original
  // source integrity was maintained in the build.
  //
  // 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 = 3;

  // If provided, the source code used for the build came from this location.
  SourceContext context = 7;

  // If provided, some of the source code used for the build may be found in
  // these locations, in the case where the source repository had multiple
  // remotes or submodules. This list will not include the context specified in
  // the context field.
  repeated SourceContext additional_contexts = 8;
}

// Container message for hashes of byte content of files, used in Source
// 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;

    // A sha256 hash.
    SHA256 = 1;
  }

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

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

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

  // Google Cloud Storage object containing source.
  string object = 2;

  // Google Cloud Storage generation for the object.
  int64 generation = 3;
}

// RepoSource describes the location of the source in a Google Cloud Source
// Repository.
message RepoSource {
  // ID of the project that owns the repo.
  string project_id = 1;

  // Name of the repo.
  string repo_name = 2;

  // A revision within the source repository must be specified in
  // one of these ways.
  oneof revision {
    // Name of the branch to build.
    string branch_name = 3;

    // Name of the tag to build.
    string tag_name = 4;

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

// Command describes a step performed as part of the build pipeline.
message Command {
  // Name of the command, as presented on the command line, or if the command is
  // packaged as a Docker container, as presented to `docker pull`.
  string name = 1;

  // Environment variables set before running this Command.
  repeated string env = 2;

  // Command-line arguments used when executing this Command.
  repeated string args = 3;

  // Working directory (relative to project source root) used when running
  // this Command.
  string dir = 4;

  // Optional unique identifier for this Command, used in wait_for to reference
  // this Command as a dependency.
  string id = 5;

  // The ID(s) of the Command(s) that this Command depends on.
  repeated string wait_for = 6;
}

// Artifact describes a build product.
message Artifact {
  // Name of the artifact. This may be the path to a binary or jar file, or in
  // the case of a container build, the name used to push the container image to
  // Google Container Registry, as presented to `docker push`.
  //
  // This field is deprecated in favor of the plural `names` field; it continues
  // to exist here to allow existing BuildProvenance serialized to json in
  // google.devtools.containeranalysis.v1alpha1.BuildDetails.provenance_bytes to
  // deserialize back into proto.
  string name = 1;

  // Hash or checksum value of a binary, or Docker Registry 2.0 digest of a
  // container.
  string checksum = 2;

  // Artifact ID, if any; for container images, this will be a URL by digest
  // like gcr.io/projectID/imagename@sha256:123456
  string id = 3;

  // Related artifact names. This may be the path to a binary or jar file, or in
  // the case of a container build, the name used to push the container image to
  // Google Container Registry, as presented to `docker push`. Note that a
  // single Artifact ID can have multiple names, for example if two tags are
  // applied to one image.
  repeated string names = 4;
}