diff options
Diffstat (limited to 'apex/apex_singleton.go')
| -rw-r--r-- | apex/apex_singleton.go | 70 |
1 files changed, 55 insertions, 15 deletions
diff --git a/apex/apex_singleton.go b/apex/apex_singleton.go index 83a56a2b5..2c2cb11d3 100644 --- a/apex/apex_singleton.go +++ b/apex/apex_singleton.go @@ -27,39 +27,79 @@ func init() { } type apexDepsInfoSingleton struct { - // Output file with all flatlists from updatable modules' deps-info combined - updatableFlatListsPath android.OutputPath + allowedApexDepsInfoCheckResult android.OutputPath } func apexDepsInfoSingletonFactory() android.Singleton { return &apexDepsInfoSingleton{} } -var combineFilesRule = pctx.AndroidStaticRule("combineFilesRule", - blueprint.RuleParams{ - Command: "cat $out.rsp | xargs cat > $out", +var ( + // Generate new apex allowed_deps.txt by merging all internal dependencies. + generateApexDepsInfoFilesRule = pctx.AndroidStaticRule("generateApexDepsInfoFilesRule", blueprint.RuleParams{ + Command: "cat $out.rsp | xargs cat" + + // Only track non-external dependencies, i.e. those that end up in the binary + " | grep -v '(external)'" + + // Ignore comments in any of the files + " | grep -v '^#'" + + " | sort -u -f >$out", Rspfile: "$out.rsp", RspfileContent: "$in", - }, + }) + + // Diff two given lists while ignoring comments in the allowed deps file. + diffAllowedApexDepsInfoRule = pctx.AndroidStaticRule("diffAllowedApexDepsInfoRule", blueprint.RuleParams{ + Description: "Diff ${allowed_deps} and ${new_allowed_deps}", + Command: ` + if grep -v '^#' ${allowed_deps} | diff -B - ${new_allowed_deps}; then + touch ${out}; + else + echo -e "\n******************************"; + echo "ERROR: go/apex-allowed-deps-error"; + echo "******************************"; + echo "Detected changes to allowed dependencies in updatable modules."; + echo "To fix and update build/soong/apex/allowed_deps.txt, please run:"; + echo "$$ (croot && build/soong/scripts/update-apex-allowed-deps.sh)"; + echo "Members of mainline-modularization@google.com will review the changes."; + echo -e "******************************\n"; + exit 1; + fi; + `, + }, "allowed_deps", "new_allowed_deps") ) func (s *apexDepsInfoSingleton) GenerateBuildActions(ctx android.SingletonContext) { updatableFlatLists := android.Paths{} ctx.VisitAllModules(func(module android.Module) { if binaryInfo, ok := module.(android.ApexBundleDepsInfoIntf); ok { - if path := binaryInfo.FlatListPath(); path != nil { - if binaryInfo.Updatable() { - updatableFlatLists = append(updatableFlatLists, path) - } + if path := binaryInfo.FlatListPath(); path != nil && binaryInfo.Updatable() { + updatableFlatLists = append(updatableFlatLists, path) } } }) - s.updatableFlatListsPath = android.PathForOutput(ctx, "apex", "depsinfo", "updatable-flatlists.txt") + allowedDeps := android.ExistentPathForSource(ctx, "build/soong/apex/allowed_deps.txt").Path() + + newAllowedDeps := android.PathForOutput(ctx, "apex", "depsinfo", "new-allowed-deps.txt") + ctx.Build(pctx, android.BuildParams{ + Rule: generateApexDepsInfoFilesRule, + Inputs: append(updatableFlatLists, allowedDeps), + Output: newAllowedDeps, + }) + + s.allowedApexDepsInfoCheckResult = android.PathForOutput(ctx, newAllowedDeps.Rel()+".check") ctx.Build(pctx, android.BuildParams{ - Rule: combineFilesRule, - Description: "Generate " + s.updatableFlatListsPath.String(), - Inputs: updatableFlatLists, - Output: s.updatableFlatListsPath, + Rule: diffAllowedApexDepsInfoRule, + Input: newAllowedDeps, + Output: s.allowedApexDepsInfoCheckResult, + Args: map[string]string{ + "allowed_deps": allowedDeps.String(), + "new_allowed_deps": newAllowedDeps.String(), + }, }) } + +func (s *apexDepsInfoSingleton) MakeVars(ctx android.MakeVarsContext) { + // Export check result to Make. The path is added to droidcore. + ctx.Strict("APEX_ALLOWED_DEPS_CHECK", s.allowedApexDepsInfoCheckResult.String()) +} |