87c88176fe
Bug: 264349293 Change-Id: I64e95938e53fb26c104e0daece4939f97744a344
127 lines
5 KiB
Go
127 lines
5 KiB
Go
/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package apex
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import (
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"github.com/google/blueprint"
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"android/soong/android"
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)
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func init() {
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android.RegisterSingletonType("apex_depsinfo_singleton", apexDepsInfoSingletonFactory)
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}
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type apexDepsInfoSingleton struct {
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allowedApexDepsInfoCheckResult android.OutputPath
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}
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func apexDepsInfoSingletonFactory() android.Singleton {
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return &apexDepsInfoSingleton{}
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}
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var (
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// Generate new apex allowed_deps.txt by merging all internal dependencies.
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generateApexDepsInfoFilesRule = pctx.AndroidStaticRule("generateApexDepsInfoFilesRule", blueprint.RuleParams{
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Command: "cat $out.rsp | xargs cat" +
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// Only track non-external dependencies, i.e. those that end up in the binary
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" | grep -v '(external)'" +
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// Ignore comments in any of the files
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" | grep -v '^#'" +
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" | sort -u -f >$out",
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Rspfile: "$out.rsp",
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RspfileContent: "$in",
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})
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// Diff two given lists while ignoring comments in the allowed deps file.
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diffAllowedApexDepsInfoRule = pctx.AndroidStaticRule("diffAllowedApexDepsInfoRule", blueprint.RuleParams{
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Description: "Diff ${allowed_deps} and ${new_allowed_deps}",
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Command: `
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if grep -v '^#' ${allowed_deps} | diff -B - ${new_allowed_deps}; then
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touch ${out};
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else
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echo -e "\n******************************";
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echo "ERROR: go/apex-allowed-deps-error contains more information";
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echo "******************************";
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echo "Detected changes to allowed dependencies in updatable modules.";
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echo "To fix and update packages/modules/common/build/allowed_deps.txt, please run:";
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echo -e "$$ (croot && packages/modules/common/build/update-apex-allowed-deps.sh)\n";
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echo "When submitting the generated CL, you must include the following information";
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echo "in the commit message if you are adding a new dependency:";
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echo "Apex-Size-Increase: Expected binary size increase for affected APEXes (or the size of the .jar / .so file of the new library)";
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echo "Previous-Platform-Support: Are the maintainers of the new dependency committed to supporting previous platform releases?";
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echo "Aosp-First: Is the new dependency being developed AOSP-first or internal?";
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echo "Test-Info: What’s the testing strategy for the new dependency? Does it have its own tests, and are you adding integration tests? How/when are the tests run?";
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echo "You do not need OWNERS approval to submit the change, but mainline-modularization@";
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echo "will periodically review additions and may require changes.";
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echo -e "******************************\n";
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exit 1;
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fi;
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`,
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}, "allowed_deps", "new_allowed_deps")
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)
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func (s *apexDepsInfoSingleton) GenerateBuildActions(ctx android.SingletonContext) {
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updatableFlatLists := android.Paths{}
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ctx.VisitAllModules(func(module android.Module) {
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if binaryInfo, ok := module.(android.ApexBundleDepsInfoIntf); ok {
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apexInfo := ctx.ModuleProvider(module, android.ApexInfoProvider).(android.ApexInfo)
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if path := binaryInfo.FlatListPath(); path != nil {
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if binaryInfo.Updatable() || apexInfo.Updatable {
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updatableFlatLists = append(updatableFlatLists, path)
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}
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}
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}
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})
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allowedDepsSource := android.ExistentPathForSource(ctx, "packages/modules/common/build/allowed_deps.txt")
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newAllowedDeps := android.PathForOutput(ctx, "apex", "depsinfo", "new-allowed-deps.txt")
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s.allowedApexDepsInfoCheckResult = android.PathForOutput(ctx, newAllowedDeps.Rel()+".check")
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if !allowedDepsSource.Valid() {
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// Unbundled projects may not have packages/modules/common/ checked out; ignore those.
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ctx.Build(pctx, android.BuildParams{
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Rule: android.Touch,
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Output: s.allowedApexDepsInfoCheckResult,
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})
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} else {
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allowedDeps := allowedDepsSource.Path()
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ctx.Build(pctx, android.BuildParams{
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Rule: generateApexDepsInfoFilesRule,
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Inputs: append(updatableFlatLists, allowedDeps),
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Output: newAllowedDeps,
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})
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ctx.Build(pctx, android.BuildParams{
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Rule: diffAllowedApexDepsInfoRule,
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Input: newAllowedDeps,
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Output: s.allowedApexDepsInfoCheckResult,
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Args: map[string]string{
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"allowed_deps": allowedDeps.String(),
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"new_allowed_deps": newAllowedDeps.String(),
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},
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})
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}
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ctx.Phony("apex-allowed-deps-check", s.allowedApexDepsInfoCheckResult)
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}
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func (s *apexDepsInfoSingleton) MakeVars(ctx android.MakeVarsContext) {
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// Export check result to Make. The path is added to droidcore.
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ctx.Strict("APEX_ALLOWED_DEPS_CHECK", s.allowedApexDepsInfoCheckResult.String())
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}
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