Build canned_fs_config using RuleBuilder
... in preparation for adding the support for custom canned fs config
Bug: 209971551
Test: m nothing
Change-Id: I7f2576ff99c65bdb6c9ce4ace61bc783eea2f0d4
diff --git a/apex/builder.go b/apex/builder.go
index 5910784..787b2c4 100644
--- a/apex/builder.go
+++ b/apex/builder.go
@@ -72,19 +72,6 @@
}
var (
- // Create a canned fs config file where all files and directories are
- // by default set to (uid/gid/mode) = (1000/1000/0644)
- // TODO(b/113082813) make this configurable using config.fs syntax
- generateFsConfig = pctx.StaticRule("generateFsConfig", blueprint.RuleParams{
- Command: `( set -e; echo '/ 1000 1000 0755' ` +
- `&& for i in ${ro_paths}; do echo "/$$i 1000 1000 0644"; done ` +
- `&& for i in ${exec_paths}; do echo "/$$i 0 2000 0755"; done ` +
- `&& ( tr ' ' '\n' <${out}.apklist | for i in ${apk_paths}; do read apk; echo "/$$i 0 2000 0755"; zipinfo -1 $$apk | sed "s:\(.*\):/$$i/\1 1000 1000 0644:"; done ) ) > ${out}`,
- Description: "fs_config ${out}",
- Rspfile: "$out.apklist",
- RspfileContent: "$in",
- }, "ro_paths", "exec_paths", "apk_paths")
-
apexManifestRule = pctx.StaticRule("apexManifestRule", blueprint.RuleParams{
Command: `rm -f $out && ${jsonmodify} $in ` +
`-a provideNativeLibs ${provideNativeLibs} ` +
@@ -583,55 +570,11 @@
// Figure out if need to compress apex.
compressionEnabled := ctx.Config().CompressedApex() && proptools.BoolDefault(a.properties.Compressible, false) && !a.testApex && !ctx.Config().UnbundledBuildApps()
if apexType == imageApex {
+
////////////////////////////////////////////////////////////////////////////////////
// Step 2: create canned_fs_config which encodes filemode,uid,gid of each files
// in this APEX. The file will be used by apexer in later steps.
- // TODO(jiyong): make this as a function
- // TODO(jiyong): use the RuleBuilder
- var readOnlyPaths = []string{"apex_manifest.json", "apex_manifest.pb"}
- var executablePaths []string // this also includes dirs
- var extractedAppSetPaths android.Paths
- var extractedAppSetDirs []string
- for _, f := range a.filesInfo {
- pathInApex := f.path()
- if f.installDir == "bin" || strings.HasPrefix(f.installDir, "bin/") {
- executablePaths = append(executablePaths, pathInApex)
- for _, d := range f.dataPaths {
- readOnlyPaths = append(readOnlyPaths, filepath.Join(f.installDir, d.RelativeInstallPath, d.SrcPath.Rel()))
- }
- for _, s := range f.symlinks {
- executablePaths = append(executablePaths, filepath.Join(f.installDir, s))
- }
- } else if f.class == appSet {
- extractedAppSetPaths = append(extractedAppSetPaths, f.builtFile)
- extractedAppSetDirs = append(extractedAppSetDirs, f.installDir)
- } else {
- readOnlyPaths = append(readOnlyPaths, pathInApex)
- }
- dir := f.installDir
- for !android.InList(dir, executablePaths) && dir != "" {
- executablePaths = append(executablePaths, dir)
- dir, _ = filepath.Split(dir) // move up to the parent
- if len(dir) > 0 {
- // remove trailing slash
- dir = dir[:len(dir)-1]
- }
- }
- }
- sort.Strings(readOnlyPaths)
- sort.Strings(executablePaths)
- cannedFsConfig := android.PathForModuleOut(ctx, "canned_fs_config")
- ctx.Build(pctx, android.BuildParams{
- Rule: generateFsConfig,
- Output: cannedFsConfig,
- Description: "generate fs config",
- Inputs: extractedAppSetPaths,
- Args: map[string]string{
- "ro_paths": strings.Join(readOnlyPaths, " "),
- "exec_paths": strings.Join(executablePaths, " "),
- "apk_paths": strings.Join(extractedAppSetDirs, " "),
- },
- })
+ cannedFsConfig := a.buildCannedFsConfig(ctx)
implicitInputs = append(implicitInputs, cannedFsConfig)
////////////////////////////////////////////////////////////////////////////////////
@@ -1072,3 +1015,60 @@
a.lintReports = java.BuildModuleLintReportZips(ctx, depSetsBuilder.Build())
}
+
+func (a *apexBundle) buildCannedFsConfig(ctx android.ModuleContext) android.OutputPath {
+ var readOnlyPaths = []string{"apex_manifest.json", "apex_manifest.pb"}
+ var executablePaths []string // this also includes dirs
+ var appSetDirs []string
+ appSetFiles := make(map[string]android.Path)
+ for _, f := range a.filesInfo {
+ pathInApex := f.path()
+ if f.installDir == "bin" || strings.HasPrefix(f.installDir, "bin/") {
+ executablePaths = append(executablePaths, pathInApex)
+ for _, d := range f.dataPaths {
+ readOnlyPaths = append(readOnlyPaths, filepath.Join(f.installDir, d.RelativeInstallPath, d.SrcPath.Rel()))
+ }
+ for _, s := range f.symlinks {
+ executablePaths = append(executablePaths, filepath.Join(f.installDir, s))
+ }
+ } else if f.class == appSet {
+ appSetDirs = append(appSetDirs, f.installDir)
+ appSetFiles[f.installDir] = f.builtFile
+ } else {
+ readOnlyPaths = append(readOnlyPaths, pathInApex)
+ }
+ dir := f.installDir
+ for !android.InList(dir, executablePaths) && dir != "" {
+ executablePaths = append(executablePaths, dir)
+ dir, _ = filepath.Split(dir) // move up to the parent
+ if len(dir) > 0 {
+ // remove trailing slash
+ dir = dir[:len(dir)-1]
+ }
+ }
+ }
+ sort.Strings(readOnlyPaths)
+ sort.Strings(executablePaths)
+ sort.Strings(appSetDirs)
+
+ cannedFsConfig := android.PathForModuleOut(ctx, "canned_fs_config")
+ builder := android.NewRuleBuilder(pctx, ctx)
+ cmd := builder.Command()
+ cmd.Text("(")
+ cmd.Text("echo '/ 1000 1000 0755';")
+ for _, p := range readOnlyPaths {
+ cmd.Textf("echo '/%s 1000 1000 0644';", p)
+ }
+ for _, p := range executablePaths {
+ cmd.Textf("echo '/%s 0 2000 0755';", p)
+ }
+ for _, dir := range appSetDirs {
+ cmd.Textf("echo '/%s 0 2000 0755';", dir)
+ file := appSetFiles[dir]
+ cmd.Text("zipinfo -1").Input(file).Textf(`| sed "s:\(.*\):/%s/\1 1000 1000 0644:";`, dir)
+ }
+ cmd.Text(")").FlagWithOutput("> ", cannedFsConfig)
+ builder.Build("generateFsConfig", fmt.Sprintf("Generating canned fs config for %s", a.BaseModuleName()))
+
+ return cannedFsConfig.OutputPath
+}