Merge changes from topic "apex-elf-checker" into main
* changes:
Add check for unwanted_transitive_deps
Add JoinWithPrefixSuffixAndSeperator() utility
diff --git a/android/util.go b/android/util.go
index 5375373..f687bca 100644
--- a/android/util.go
+++ b/android/util.go
@@ -61,17 +61,39 @@
// JoinWithPrefixAndSeparator prepends the prefix to each string in the list and
// returns them joined together with the given separator.
func JoinWithPrefixAndSeparator(strs []string, prefix string, sep string) string {
+ return JoinWithPrefixSuffixAndSeparator(strs, prefix, "", sep)
+}
+
+// JoinWithSuffixAndSeparator appends the suffix to each string in the list and
+// returns them joined together with the given separator.
+func JoinWithSuffixAndSeparator(strs []string, suffix string, sep string) string {
+ return JoinWithPrefixSuffixAndSeparator(strs, "", suffix, sep)
+}
+
+// JoinWithPrefixSuffixAndSeparator appends the prefix/suffix to each string in the list and
+// returns them joined together with the given separator.
+func JoinWithPrefixSuffixAndSeparator(strs []string, prefix, suffix, sep string) string {
if len(strs) == 0 {
return ""
}
+ // Pre-calculate the length of the result
+ length := 0
+ for _, s := range strs {
+ length += len(s)
+ }
+ length += (len(prefix)+len(suffix))*len(strs) + len(sep)*(len(strs)-1)
+
var buf strings.Builder
+ buf.Grow(length)
buf.WriteString(prefix)
buf.WriteString(strs[0])
+ buf.WriteString(suffix)
for i := 1; i < len(strs); i++ {
buf.WriteString(sep)
buf.WriteString(prefix)
buf.WriteString(strs[i])
+ buf.WriteString(suffix)
}
return buf.String()
}
diff --git a/apex/builder.go b/apex/builder.go
index d75cc1d..afbfa1c 100644
--- a/apex/builder.go
+++ b/apex/builder.go
@@ -75,9 +75,11 @@
pctx.HostBinToolVariable("apex_sepolicy_tests", "apex_sepolicy_tests")
pctx.HostBinToolVariable("deapexer", "deapexer")
pctx.HostBinToolVariable("debugfs_static", "debugfs_static")
+ pctx.HostBinToolVariable("fsck_erofs", "fsck.erofs")
pctx.SourcePathVariable("genNdkUsedbyApexPath", "build/soong/scripts/gen_ndk_usedby_apex.sh")
pctx.HostBinToolVariable("conv_linker_config", "conv_linker_config")
pctx.HostBinToolVariable("assemble_vintf", "assemble_vintf")
+ pctx.HostBinToolVariable("apex_elf_checker", "apex_elf_checker")
}
var (
@@ -237,6 +239,12 @@
CommandDeps: []string{"${assemble_vintf}"},
Description: "run assemble_vintf",
})
+
+ apexElfCheckerUnwantedRule = pctx.StaticRule("apexElfCheckerUnwantedRule", blueprint.RuleParams{
+ Command: `${apex_elf_checker} --tool_path ${tool_path} --unwanted ${unwanted} ${in} && touch ${out}`,
+ CommandDeps: []string{"${apex_elf_checker}", "${deapexer}", "${debugfs_static}", "${fsck_erofs}", "${config.ClangBin}/llvm-readelf"},
+ Description: "run apex_elf_checker --unwanted",
+ }, "tool_path", "unwanted")
)
// buildManifest creates buile rules to modify the input apex_manifest.json to add information
@@ -886,6 +894,10 @@
if suffix == imageApexSuffix && ext4 == a.payloadFsType {
validations = append(validations, runApexSepolicyTests(ctx, unsignedOutputFile.OutputPath))
}
+ if !a.testApex && len(a.properties.Unwanted_transitive_deps) > 0 {
+ validations = append(validations,
+ runApexElfCheckerUnwanted(ctx, unsignedOutputFile.OutputPath, a.properties.Unwanted_transitive_deps))
+ }
ctx.Build(pctx, android.BuildParams{
Rule: rule,
Description: "signapk",
@@ -1164,3 +1176,17 @@
})
return timestamp
}
+
+func runApexElfCheckerUnwanted(ctx android.ModuleContext, apexFile android.OutputPath, unwanted []string) android.Path {
+ timestamp := android.PathForModuleOut(ctx, "apex_elf_unwanted.timestamp")
+ ctx.Build(pctx, android.BuildParams{
+ Rule: apexElfCheckerUnwantedRule,
+ Input: apexFile,
+ Output: timestamp,
+ Args: map[string]string{
+ "unwanted": android.JoinWithSuffixAndSeparator(unwanted, ".so", ":"),
+ "tool_path": ctx.Config().HostToolPath(ctx, "").String() + ":${config.ClangBin}",
+ },
+ })
+ return timestamp
+}