| # -*- coding: utf-8 -*- |
| # Copyright 2019 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """Build graph dependency creation service. |
| |
| This service handles the creation of the portage build dependency graphs and the |
| graphs mapping from portage packages to the dependency source. |
| """ |
| |
| from __future__ import print_function |
| |
| from chromite.api import validate |
| from chromite.lib import portage_util |
| from chromite.service import dependency |
| |
| |
| def AugmentDepGraphProtoFromJsonMap(json_map, graph): |
| """Augment package deps from |json_map| to graph object. |
| |
| Args: |
| json_map: the json object that stores the portage package. This is |
| generated from chromite.lib.service.dependency.GetBuildDependency() |
| graph: the proto object that represents the dependency graph (see DepGraph |
| message in chromite/api/depgraph.proto) |
| """ |
| graph.build_target.name = json_map['target_board'] |
| |
| for data in json_map['package_deps'].values(): |
| package_dep_info = graph.package_deps.add() |
| package_info = package_dep_info.package_info |
| package_info.package_name = data['name'] |
| package_info.category = data['category'] |
| package_info.version = data['version'] |
| for dep in data['deps']: |
| cpv = portage_util.SplitCPV(dep, strict=False) |
| dep_package = package_dep_info.dependency_packages.add() |
| dep_package.package_name = cpv.package |
| dep_package.category = cpv.category |
| if cpv.version: |
| dep_package.version = cpv.version |
| |
| package_CPV = '%s/%s-%s' % ( |
| package_info.category, package_info.package_name, package_info.version) |
| for path in json_map['source_path_mapping'][package_CPV]: |
| source_path = package_dep_info.dependency_source_paths.add() |
| source_path.path = path |
| |
| |
| @validate.require('build_target.name') |
| @validate.validation_complete |
| def GetBuildDependencyGraph(input_proto, output_proto, _config): |
| """Create the build dependency graph. |
| |
| Args: |
| input_proto (GetBuildDependencyGraphRequest): The input arguments message. |
| output_proto (GetBuildDependencyGraphResponse): The empty output message. |
| _config (api_config.ApiConfig): The API call config. |
| """ |
| board = input_proto.build_target.name |
| |
| json_map = dependency.GetBuildDependency(board) |
| AugmentDepGraphProtoFromJsonMap(json_map, output_proto.dep_graph) |