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Merge "Move CLC construction to Ninja phase."

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This commit is contained in:
Jiakai Zhang
2023-05-30 14:58:15 +00:00
committed by Gerrit Code Review
parent 204beb184a a449678996
commit 5324cc84ad
9 changed files with 394 additions and 273 deletions
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79
dexpreopt/class_loader_context.go
View File

@@ -17,11 +17,11 @@ package dexpreopt
import (
"encoding/json"
"fmt"
"sort"
"strconv"
"strings"
"android/soong/android"
"github.com/google/blueprint/proptools"
)
// This comment describes the following:
@@ -310,8 +310,8 @@ func (clcMap ClassLoaderContextMap) addContext(ctx android.ModuleInstallPathCont
// Nested class loader context shouldn't have conditional part (it is allowed only at the top level).
for ver, _ := range nestedClcMap {
if ver != AnySdkVersion {
clcStr, _ := ComputeClassLoaderContext(nestedClcMap)
return fmt.Errorf("nested class loader context shouldn't have conditional part: %s", clcStr)
clcPaths := ComputeClassLoaderContextDependencies(nestedClcMap)
return fmt.Errorf("nested class loader context shouldn't have conditional part: %+v", clcPaths)
}
}
subcontexts := nestedClcMap[AnySdkVersion]
@@ -418,6 +418,15 @@ func (clcMap ClassLoaderContextMap) Dump() string {
return string(bytes)
}
func (clcMap ClassLoaderContextMap) DumpForFlag() string {
jsonCLC := toJsonClassLoaderContext(clcMap)
bytes, err := json.Marshal(jsonCLC)
if err != nil {
panic(err)
}
return proptools.ShellEscapeIncludingSpaces(string(bytes))
}
// excludeLibsFromCLCList excludes the libraries from the ClassLoaderContext in this list.
//
// This treats the supplied list as being immutable (as it may come from a dependency). So, it
@@ -544,67 +553,27 @@ func validateClassLoaderContextRec(sdkVer int, clcs []*ClassLoaderContext) (bool
return true, nil
}
// Return the class loader context as a string, and a slice of build paths for all dependencies.
// Returns a slice of build paths for all possible dependencies that the class loader context may
// refer to.
// Perform a depth-first preorder traversal of the class loader context tree for each SDK version.
// Return the resulting string and a slice of on-host build paths to all library dependencies.
func ComputeClassLoaderContext(clcMap ClassLoaderContextMap) (clcStr string, paths android.Paths) {
// CLC for different SDK versions should come in specific order that agrees with PackageManager.
// Since PackageManager processes SDK versions in ascending order and prepends compatibility
// libraries at the front, the required order is descending, except for AnySdkVersion that has
// numerically the largest order, but must be the last one. Example of correct order: [30, 29,
// 28, AnySdkVersion]. There are Soong tests to ensure that someone doesn't change this by
// accident, but there is no way to guard against changes in the PackageManager, except for
// grepping logcat on the first boot for absence of the following messages:
//
// `logcat | grep -E 'ClassLoaderContext [a-z ]+ mismatch`
//
versions := make([]int, 0, len(clcMap))
for ver, _ := range clcMap {
if ver != AnySdkVersion {
versions = append(versions, ver)
}
}
sort.Sort(sort.Reverse(sort.IntSlice(versions))) // descending order
versions = append(versions, AnySdkVersion)
for _, sdkVer := range versions {
sdkVerStr := fmt.Sprintf("%d", sdkVer)
if sdkVer == AnySdkVersion {
sdkVerStr = "any" // a special keyword that means any SDK version
}
hostClc, targetClc, hostPaths := computeClassLoaderContextRec(clcMap[sdkVer])
if hostPaths != nil {
clcStr += fmt.Sprintf(" --host-context-for-sdk %s %s", sdkVerStr, hostClc)
clcStr += fmt.Sprintf(" --target-context-for-sdk %s %s", sdkVerStr, targetClc)
}
func ComputeClassLoaderContextDependencies(clcMap ClassLoaderContextMap) android.Paths {
var paths android.Paths
for _, clcs := range clcMap {
hostPaths := ComputeClassLoaderContextDependenciesRec(clcs)
paths = append(paths, hostPaths...)
}
return clcStr, android.FirstUniquePaths(paths)
return android.FirstUniquePaths(paths)
}
// Helper function for ComputeClassLoaderContext() that handles recursion.
func computeClassLoaderContextRec(clcs []*ClassLoaderContext) (string, string, android.Paths) {
// Helper function for ComputeClassLoaderContextDependencies() that handles recursion.
func ComputeClassLoaderContextDependenciesRec(clcs []*ClassLoaderContext) android.Paths {
var paths android.Paths
var clcsHost, clcsTarget []string
for _, clc := range clcs {
subClcHost, subClcTarget, subPaths := computeClassLoaderContextRec(clc.Subcontexts)
if subPaths != nil {
subClcHost = "{" + subClcHost + "}"
subClcTarget = "{" + subClcTarget + "}"
}
clcsHost = append(clcsHost, "PCL["+clc.Host.String()+"]"+subClcHost)
clcsTarget = append(clcsTarget, "PCL["+clc.Device+"]"+subClcTarget)
subPaths := ComputeClassLoaderContextDependenciesRec(clc.Subcontexts)
paths = append(paths, clc.Host)
paths = append(paths, subPaths...)
}
clcHost := strings.Join(clcsHost, "#")
clcTarget := strings.Join(clcsTarget, "#")
return clcHost, clcTarget, paths
return paths
}
// Class loader contexts that come from Make via JSON dexpreopt.config. JSON CLC representation is

96
dexpreopt/class_loader_context_test.go
View File

@@ -20,6 +20,7 @@ package dexpreopt
import (
"fmt"
"reflect"
"sort"
"strings"
"testing"
@@ -34,7 +35,7 @@ func TestCLC(t *testing.T) {
// │   └── android.hidl.base
// │
// └── any
// ├── a
// ├── a' (a single quotation mark (') is there to test escaping)
// ├── b
// ├── c
// ├── d
@@ -53,7 +54,7 @@ func TestCLC(t *testing.T) {
m := make(ClassLoaderContextMap)
m.AddContext(ctx, AnySdkVersion, "a", optional, buildPath(ctx, "a"), installPath(ctx, "a"), nil)
m.AddContext(ctx, AnySdkVersion, "a'", optional, buildPath(ctx, "a"), installPath(ctx, "a"), nil)
m.AddContext(ctx, AnySdkVersion, "b", optional, buildPath(ctx, "b"), installPath(ctx, "b"), nil)
m.AddContext(ctx, AnySdkVersion, "c", optional, buildPath(ctx, "c"), installPath(ctx, "c"), nil)
@@ -96,11 +97,10 @@ func TestCLC(t *testing.T) {
fixClassLoaderContext(m)
var haveStr string
var havePaths android.Paths
var haveUsesLibsReq, haveUsesLibsOpt []string
if valid && validationError == nil {
haveStr, havePaths = ComputeClassLoaderContext(m)
havePaths = ComputeClassLoaderContextDependencies(m)
haveUsesLibsReq, haveUsesLibsOpt = m.UsesLibs()
}
@@ -111,29 +111,6 @@ func TestCLC(t *testing.T) {
}
})
// Test that class loader context structure is correct.
t.Run("string", func(t *testing.T) {
wantStr := " --host-context-for-sdk 29 " +
"PCL[out/soong/" + AndroidHidlManager + ".jar]#" +
"PCL[out/soong/" + AndroidHidlBase + ".jar]" +
" --target-context-for-sdk 29 " +
"PCL[/system/framework/" + AndroidHidlManager + ".jar]#" +
"PCL[/system/framework/" + AndroidHidlBase + ".jar]" +
" --host-context-for-sdk any " +
"PCL[out/soong/a.jar]#PCL[out/soong/b.jar]#PCL[out/soong/c.jar]#PCL[out/soong/d.jar]" +
"{PCL[out/soong/a2.jar]#PCL[out/soong/b2.jar]#PCL[out/soong/c2.jar]" +
"{PCL[out/soong/a1.jar]#PCL[out/soong/b1.jar]}}#" +
"PCL[out/soong/f.jar]#PCL[out/soong/a3.jar]#PCL[out/soong/b3.jar]" +
" --target-context-for-sdk any " +
"PCL[/system/a.jar]#PCL[/system/b.jar]#PCL[/system/c.jar]#PCL[/system/d.jar]" +
"{PCL[/system/a2.jar]#PCL[/system/b2.jar]#PCL[/system/c2.jar]" +
"{PCL[/system/a1.jar]#PCL[/system/b1.jar]}}#" +
"PCL[/system/f.jar]#PCL[/system/a3.jar]#PCL[/system/b3.jar]"
if wantStr != haveStr {
t.Errorf("\nwant class loader context: %s\nhave class loader context: %s", wantStr, haveStr)
}
})
// Test that all expected build paths are gathered.
t.Run("paths", func(t *testing.T) {
wantPaths := []string{
@@ -143,14 +120,28 @@ func TestCLC(t *testing.T) {
"out/soong/a1.jar", "out/soong/b1.jar",
"out/soong/f.jar", "out/soong/a3.jar", "out/soong/b3.jar",
}
if !reflect.DeepEqual(wantPaths, havePaths.Strings()) {
t.Errorf("\nwant paths: %s\nhave paths: %s", wantPaths, havePaths)
}
actual := havePaths.Strings()
// The order does not matter.
sort.Strings(wantPaths)
sort.Strings(actual)
android.AssertArrayString(t, "", wantPaths, actual)
})
// Test the JSON passed to construct_context.py.
t.Run("json", func(t *testing.T) {
// The tree structure within each SDK version should be kept exactly the same when serialized
// to JSON. The order matters because the Python script keeps the order within each SDK version
// as is.
// The JSON is passed to the Python script as a commandline flag, so quotation ('') and escaping
// must be performed.
android.AssertStringEquals(t, "", strings.TrimSpace(`
'{"29":[{"Name":"android.hidl.manager-V1.0-java","Optional":false,"Host":"out/soong/android.hidl.manager-V1.0-java.jar","Device":"/system/framework/android.hidl.manager-V1.0-java.jar","Subcontexts":[]},{"Name":"android.hidl.base-V1.0-java","Optional":false,"Host":"out/soong/android.hidl.base-V1.0-java.jar","Device":"/system/framework/android.hidl.base-V1.0-java.jar","Subcontexts":[]}],"30":[],"42":[],"any":[{"Name":"a'\''","Optional":false,"Host":"out/soong/a.jar","Device":"/system/a.jar","Subcontexts":[]},{"Name":"b","Optional":false,"Host":"out/soong/b.jar","Device":"/system/b.jar","Subcontexts":[]},{"Name":"c","Optional":false,"Host":"out/soong/c.jar","Device":"/system/c.jar","Subcontexts":[]},{"Name":"d","Optional":false,"Host":"out/soong/d.jar","Device":"/system/d.jar","Subcontexts":[{"Name":"a2","Optional":false,"Host":"out/soong/a2.jar","Device":"/system/a2.jar","Subcontexts":[]},{"Name":"b2","Optional":false,"Host":"out/soong/b2.jar","Device":"/system/b2.jar","Subcontexts":[]},{"Name":"c2","Optional":false,"Host":"out/soong/c2.jar","Device":"/system/c2.jar","Subcontexts":[{"Name":"a1","Optional":false,"Host":"out/soong/a1.jar","Device":"/system/a1.jar","Subcontexts":[]},{"Name":"b1","Optional":false,"Host":"out/soong/b1.jar","Device":"/system/b1.jar","Subcontexts":[]}]}]},{"Name":"f","Optional":false,"Host":"out/soong/f.jar","Device":"/system/f.jar","Subcontexts":[]},{"Name":"a3","Optional":false,"Host":"out/soong/a3.jar","Device":"/system/a3.jar","Subcontexts":[]},{"Name":"b3","Optional":false,"Host":"out/soong/b3.jar","Device":"/system/b3.jar","Subcontexts":[]}]}'
`), m.DumpForFlag())
})
// Test for libraries that are added by the manifest_fixer.
t.Run("uses libs", func(t *testing.T) {
wantUsesLibsReq := []string{"a", "b", "c", "d", "f", "a3", "b3"}
wantUsesLibsReq := []string{"a'", "b", "c", "d", "f", "a3", "b3"}
wantUsesLibsOpt := []string{}
if !reflect.DeepEqual(wantUsesLibsReq, haveUsesLibsReq) {
t.Errorf("\nwant required uses libs: %s\nhave required uses libs: %s", wantUsesLibsReq, haveUsesLibsReq)
@@ -236,49 +227,6 @@ func TestCLCNestedConditional(t *testing.T) {
checkError(t, err, "nested class loader context shouldn't have conditional part")
}
// Test for SDK version order in conditional CLC: no matter in what order the libraries are added,
// they end up in the order that agrees with PackageManager.
func TestCLCSdkVersionOrder(t *testing.T) {
ctx := testContext()
optional := false
m := make(ClassLoaderContextMap)
m.AddContext(ctx, 28, "a", optional, buildPath(ctx, "a"), installPath(ctx, "a"), nil)
m.AddContext(ctx, 29, "b", optional, buildPath(ctx, "b"), installPath(ctx, "b"), nil)
m.AddContext(ctx, 30, "c", optional, buildPath(ctx, "c"), installPath(ctx, "c"), nil)
m.AddContext(ctx, AnySdkVersion, "d", optional, buildPath(ctx, "d"), installPath(ctx, "d"), nil)
valid, validationError := validateClassLoaderContext(m)
fixClassLoaderContext(m)
var haveStr string
if valid && validationError == nil {
haveStr, _ = ComputeClassLoaderContext(m)
}
// Test that validation is successful (all paths are known).
t.Run("validate", func(t *testing.T) {
if !(valid && validationError == nil) {
t.Errorf("invalid class loader context")
}
})
// Test that class loader context structure is correct.
t.Run("string", func(t *testing.T) {
wantStr := " --host-context-for-sdk 30 PCL[out/soong/c.jar]" +
" --target-context-for-sdk 30 PCL[/system/c.jar]" +
" --host-context-for-sdk 29 PCL[out/soong/b.jar]" +
" --target-context-for-sdk 29 PCL[/system/b.jar]" +
" --host-context-for-sdk 28 PCL[out/soong/a.jar]" +
" --target-context-for-sdk 28 PCL[/system/a.jar]" +
" --host-context-for-sdk any PCL[out/soong/d.jar]" +
" --target-context-for-sdk any PCL[/system/d.jar]"
if wantStr != haveStr {
t.Errorf("\nwant class loader context: %s\nhave class loader context: %s", wantStr, haveStr)
}
})
}
func TestCLCMExcludeLibs(t *testing.T) {
ctx := testContext()
const optional = false

18
dexpreopt/dexpreopt.go
View File

@@ -52,7 +52,8 @@ var DexpreoptRunningInSoong = false
// GenerateDexpreoptRule generates a set of commands that will preopt a module based on a GlobalConfig and a
// ModuleConfig. The produced files and their install locations will be available through rule.Installs().
func GenerateDexpreoptRule(ctx android.BuilderContext, globalSoong *GlobalSoongConfig,
global *GlobalConfig, module *ModuleConfig) (rule *android.RuleBuilder, err error) {
global *GlobalConfig, module *ModuleConfig, productPackages android.Path) (
rule *android.RuleBuilder, err error) {
defer func() {
if r := recover(); r != nil {
@@ -92,7 +93,8 @@ func GenerateDexpreoptRule(ctx android.BuilderContext, globalSoong *GlobalSoongC
generateDM := shouldGenerateDM(module, global)
for archIdx, _ := range module.Archs {
dexpreoptCommand(ctx, globalSoong, global, module, rule, archIdx, profile, appImage, generateDM)
dexpreoptCommand(ctx, globalSoong, global, module, rule, archIdx, profile, appImage,
generateDM, productPackages)
}
}
}
@@ -232,9 +234,9 @@ func ToOdexPath(path string, arch android.ArchType) string {
pathtools.ReplaceExtension(filepath.Base(path), "odex"))
}
func dexpreoptCommand(ctx android.PathContext, globalSoong *GlobalSoongConfig, global *GlobalConfig,
module *ModuleConfig, rule *android.RuleBuilder, archIdx int, profile android.WritablePath,
appImage bool, generateDM bool) {
func dexpreoptCommand(ctx android.BuilderContext, globalSoong *GlobalSoongConfig,
global *GlobalConfig, module *ModuleConfig, rule *android.RuleBuilder, archIdx int,
profile android.WritablePath, appImage bool, generateDM bool, productPackages android.Path) {
arch := module.Archs[archIdx]
@@ -351,11 +353,13 @@ func dexpreoptCommand(ctx android.PathContext, globalSoong *GlobalSoongConfig, g
}
// Generate command that saves host and target class loader context in shell variables.
clc, paths := ComputeClassLoaderContext(module.ClassLoaderContexts)
paths := ComputeClassLoaderContextDependencies(module.ClassLoaderContexts)
rule.Command().
Text(`eval "$(`).Tool(globalSoong.ConstructContext).
Text(` --target-sdk-version ${target_sdk_version}`).
Text(clc).Implicits(paths).
FlagWithArg("--context-json=", module.ClassLoaderContexts.DumpForFlag()).
FlagWithInput("--product-packages=", productPackages).
Implicits(paths).
Text(`)"`)
}

15
dexpreopt/dexpreopt_gen/dexpreopt_gen.go
View File

@@ -42,7 +42,8 @@ var (
// The flag is useful when running dex2oat on system image and vendor image which are built separately.
usesTargetFiles = flag.Bool("uses_target_files", false, "whether or not dexpreopt is running on target_files")
// basePath indicates the path where target_files.zip is extracted.
basePath = flag.String("base_path", ".", "base path where images and tools are extracted")
basePath = flag.String("base_path", ".", "base path where images and tools are extracted")
productPackagesPath = flag.String("product_packages", "", "path to product_packages.txt")
)
type builderContext struct {
@@ -87,6 +88,10 @@ func main() {
usage("--module configuration file is required")
}
if *productPackagesPath == "" {
usage("--product_packages configuration file is required")
}
// NOTE: duplicating --out_dir here is incorrect (one should be the another
// plus "/soong" but doing so apparently breaks dexpreopt
ctx := &builderContext{android.NullConfig(*outDir, *outDir)}
@@ -159,11 +164,12 @@ func main() {
moduleConfig.DexPreoptImageLocationsOnHost[i] = *basePath + location
}
}
writeScripts(ctx, globalSoongConfig, globalConfig, moduleConfig, *dexpreoptScriptPath)
writeScripts(ctx, globalSoongConfig, globalConfig, moduleConfig, *dexpreoptScriptPath, *productPackagesPath)
}
func writeScripts(ctx android.BuilderContext, globalSoong *dexpreopt.GlobalSoongConfig,
global *dexpreopt.GlobalConfig, module *dexpreopt.ModuleConfig, dexpreoptScriptPath string) {
global *dexpreopt.GlobalConfig, module *dexpreopt.ModuleConfig, dexpreoptScriptPath string,
productPackagesPath string) {
write := func(rule *android.RuleBuilder, file string) {
script := &bytes.Buffer{}
script.WriteString(scriptHeader)
@@ -199,7 +205,8 @@ func writeScripts(ctx android.BuilderContext, globalSoong *dexpreopt.GlobalSoong
panic(err)
}
}
dexpreoptRule, err := dexpreopt.GenerateDexpreoptRule(ctx, globalSoong, global, module)
dexpreoptRule, err := dexpreopt.GenerateDexpreoptRule(
ctx, globalSoong, global, module, android.PathForTesting(productPackagesPath))
if err != nil {
panic(err)
}

21
dexpreopt/dexpreopt_test.go
View File

@@ -100,8 +100,9 @@ func TestDexPreopt(t *testing.T) {
globalSoong := globalSoongConfigForTests()
global := GlobalConfigForTests(ctx)
module := testSystemModuleConfig(ctx, "test")
productPackages := android.PathForTesting("product_packages.txt")
rule, err := GenerateDexpreoptRule(ctx, globalSoong, global, module)
rule, err := GenerateDexpreoptRule(ctx, globalSoong, global, module, productPackages)
if err != nil {
t.Fatal(err)
}
@@ -124,6 +125,7 @@ func TestDexPreoptSystemOther(t *testing.T) {
systemModule := testSystemModuleConfig(ctx, "Stest")
systemProductModule := testSystemProductModuleConfig(ctx, "SPtest")
productModule := testProductModuleConfig(ctx, "Ptest")
productPackages := android.PathForTesting("product_packages.txt")
global.HasSystemOther = true
@@ -157,7 +159,7 @@ func TestDexPreoptSystemOther(t *testing.T) {
for _, test := range tests {
global.PatternsOnSystemOther = test.patterns
for _, mt := range test.moduleTests {
rule, err := GenerateDexpreoptRule(ctx, globalSoong, global, mt.module)
rule, err := GenerateDexpreoptRule(ctx, globalSoong, global, mt.module, productPackages)
if err != nil {
t.Fatal(err)
}
@@ -182,11 +184,12 @@ func TestDexPreoptApexSystemServerJars(t *testing.T) {
globalSoong := globalSoongConfigForTests()
global := GlobalConfigForTests(ctx)
module := testApexModuleConfig(ctx, "service-A", "com.android.apex1")
productPackages := android.PathForTesting("product_packages.txt")
global.ApexSystemServerJars = android.CreateTestConfiguredJarList(
[]string{"com.android.apex1:service-A"})
rule, err := GenerateDexpreoptRule(ctx, globalSoong, global, module)
rule, err := GenerateDexpreoptRule(ctx, globalSoong, global, module, productPackages)
if err != nil {
t.Fatal(err)
}
@@ -205,11 +208,12 @@ func TestDexPreoptStandaloneSystemServerJars(t *testing.T) {
globalSoong := globalSoongConfigForTests()
global := GlobalConfigForTests(ctx)
module := testPlatformSystemServerModuleConfig(ctx, "service-A")
productPackages := android.PathForTesting("product_packages.txt")
global.StandaloneSystemServerJars = android.CreateTestConfiguredJarList(
[]string{"platform:service-A"})
rule, err := GenerateDexpreoptRule(ctx, globalSoong, global, module)
rule, err := GenerateDexpreoptRule(ctx, globalSoong, global, module, productPackages)
if err != nil {
t.Fatal(err)
}
@@ -228,11 +232,12 @@ func TestDexPreoptSystemExtSystemServerJars(t *testing.T) {
globalSoong := globalSoongConfigForTests()
global := GlobalConfigForTests(ctx)
module := testSystemExtSystemServerModuleConfig(ctx, "service-A")
productPackages := android.PathForTesting("product_packages.txt")
global.StandaloneSystemServerJars = android.CreateTestConfiguredJarList(
[]string{"system_ext:service-A"})
rule, err := GenerateDexpreoptRule(ctx, globalSoong, global, module)
rule, err := GenerateDexpreoptRule(ctx, globalSoong, global, module, productPackages)
if err != nil {
t.Fatal(err)
}
@@ -251,11 +256,12 @@ func TestDexPreoptApexStandaloneSystemServerJars(t *testing.T) {
globalSoong := globalSoongConfigForTests()
global := GlobalConfigForTests(ctx)
module := testApexModuleConfig(ctx, "service-A", "com.android.apex1")
productPackages := android.PathForTesting("product_packages.txt")
global.ApexStandaloneSystemServerJars = android.CreateTestConfiguredJarList(
[]string{"com.android.apex1:service-A"})
rule, err := GenerateDexpreoptRule(ctx, globalSoong, global, module)
rule, err := GenerateDexpreoptRule(ctx, globalSoong, global, module, productPackages)
if err != nil {
t.Fatal(err)
}
@@ -274,10 +280,11 @@ func TestDexPreoptProfile(t *testing.T) {
globalSoong := globalSoongConfigForTests()
global := GlobalConfigForTests(ctx)
module := testSystemModuleConfig(ctx, "test")
productPackages := android.PathForTesting("product_packages.txt")
module.ProfileClassListing = android.OptionalPathForPath(android.PathForTesting("profile"))
rule, err := GenerateDexpreoptRule(ctx, globalSoong, global, module)
rule, err := GenerateDexpreoptRule(ctx, globalSoong, global, module, productPackages)
if err != nil {
t.Fatal(err)
}

49
java/app_test.go
View File

@@ -2693,52 +2693,11 @@ func TestUsesLibraries(t *testing.T) {
`--optional-uses-library baz `
android.AssertStringDoesContain(t, "verify apk cmd args", verifyApkCmd, verifyApkArgs)
// Test that all present libraries are preopted, including implicit SDK dependencies, possibly stubs
// Test that necessary args are passed for constructing CLC in Ninja phase.
cmd := app.Rule("dexpreopt").RuleParams.Command
w := `--target-context-for-sdk any ` +
`PCL[/system/framework/qux.jar]#` +
`PCL[/system/framework/quuz.jar]#` +
`PCL[/system/framework/foo.jar]#` +
`PCL[/system/framework/non-sdk-lib.jar]#` +
`PCL[/system/framework/bar.jar]#` +
`PCL[/system/framework/runtime-library.jar]#` +
`PCL[/system/framework/runtime-required-x.jar]#` +
`PCL[/system/framework/runtime-optional-x.jar]#` +
`PCL[/system/framework/runtime-required-y.jar]#` +
`PCL[/system/framework/runtime-optional-y.jar] `
android.AssertStringDoesContain(t, "dexpreopt app cmd args", cmd, w)
// Test conditional context for target SDK version 28.
android.AssertStringDoesContain(t, "dexpreopt app cmd 28", cmd,
`--target-context-for-sdk 28`+
` PCL[/system/framework/org.apache.http.legacy.jar] `)
// Test conditional context for target SDK version 29.
android.AssertStringDoesContain(t, "dexpreopt app cmd 29", cmd,
`--target-context-for-sdk 29`+
` PCL[/system/framework/android.hidl.manager-V1.0-java.jar]`+
`#PCL[/system/framework/android.hidl.base-V1.0-java.jar] `)
// Test conditional context for target SDK version 30.
// "android.test.mock" is absent because "android.test.runner" is not used.
android.AssertStringDoesContain(t, "dexpreopt app cmd 30", cmd,
`--target-context-for-sdk 30`+
` PCL[/system/framework/android.test.base.jar] `)
cmd = prebuilt.Rule("dexpreopt").RuleParams.Command
android.AssertStringDoesContain(t, "dexpreopt prebuilt cmd", cmd,
`--target-context-for-sdk any`+
` PCL[/system/framework/foo.jar]`+
`#PCL[/system/framework/non-sdk-lib.jar]`+
`#PCL[/system/framework/android.test.runner.jar]`+
`#PCL[/system/framework/bar.jar] `)
// Test conditional context for target SDK version 30.
// "android.test.mock" is present because "android.test.runner" is used.
android.AssertStringDoesContain(t, "dexpreopt prebuilt cmd 30", cmd,
`--target-context-for-sdk 30`+
` PCL[/system/framework/android.test.base.jar]`+
`#PCL[/system/framework/android.test.mock.jar] `)
android.AssertStringDoesContain(t, "dexpreopt app cmd context", cmd, "--context-json=")
android.AssertStringDoesContain(t, "dexpreopt app cmd product_packages", cmd,
"--product-packages=out/soong/target/product/test_device/product_packages.txt")
}
func TestDexpreoptBcp(t *testing.T) {

6
java/dexpreopt.go
View File

@@ -390,7 +390,11 @@ func (d *dexpreopter) dexpreopt(ctx android.ModuleContext, dexJarFile android.Wr
globalSoong := dexpreopt.GetGlobalSoongConfig(ctx)
dexpreoptRule, err := dexpreopt.GenerateDexpreoptRule(ctx, globalSoong, global, dexpreoptConfig)
// "product_packages.txt" is generated by `build/make/core/Makefile`.
productPackages := android.PathForModuleInPartitionInstall(ctx, "", "product_packages.txt")
dexpreoptRule, err := dexpreopt.GenerateDexpreoptRule(
ctx, globalSoong, global, dexpreoptConfig, productPackages)
if err != nil {
ctx.ModuleErrorf("error generating dexpreopt rule: %s", err.Error())
return

110
scripts/construct_context.py
View File

@@ -19,6 +19,7 @@
from __future__ import print_function
import argparse
import json
import sys
from manifest import compare_version_gt
@@ -33,20 +34,14 @@ def parse_args(args):
dest='sdk',
help='specify target SDK version (as it appears in the manifest)')
parser.add_argument(
'--host-context-for-sdk',
dest='host_contexts',
action='append',
nargs=2,
metavar=('sdk', 'context'),
help='specify context on host for a given SDK version or "any" version')
'--context-json',
default='',
dest='context_json',
)
parser.add_argument(
'--target-context-for-sdk',
dest='target_contexts',
action='append',
nargs=2,
metavar=('sdk', 'context'),
help='specify context on target for a given SDK version or "any" '
'version'
'--product-packages',
default='',
dest='product_packages_file',
)
return parser.parse_args(args)
@@ -55,28 +50,69 @@ def parse_args(args):
# context regardless of the target SDK version.
any_sdk = 'any'
# We assume that the order of context arguments passed to this script is
# correct (matches the order computed by package manager). It is possible to
# sort them here, but Soong needs to use deterministic order anyway, so it can
# as well use the correct order.
def construct_context(versioned_contexts, target_sdk):
context = []
for [sdk, ctx] in versioned_contexts:
if sdk == any_sdk or compare_version_gt(sdk, target_sdk):
context.append(ctx)
return context
context_sep = '#'
def construct_contexts(args):
host_context = construct_context(args.host_contexts, args.sdk)
target_context = construct_context(args.target_contexts, args.sdk)
context_sep = '#'
def encode_class_loader(context, product_packages):
host_sub_contexts, target_sub_contexts = encode_class_loaders(
context['Subcontexts'], product_packages)
return ('PCL[%s]%s' % (context['Host'], host_sub_contexts),
'PCL[%s]%s' % (context['Device'], target_sub_contexts))
def encode_class_loaders(contexts, product_packages):
host_contexts = []
target_contexts = []
for context in contexts:
if not context['Optional'] or context['Name'] in product_packages:
host_context, target_context = encode_class_loader(
context, product_packages)
host_contexts.append(host_context)
target_contexts.append(target_context)
if host_contexts:
return ('{%s}' % context_sep.join(host_contexts),
'{%s}' % context_sep.join(target_contexts))
else:
return '', ''
def construct_context_args(target_sdk, context_json, product_packages):
all_contexts = []
# CLC for different SDK versions should come in specific order that agrees
# with PackageManager. Since PackageManager processes SDK versions in
# ascending order and prepends compatibility libraries at the front, the
# required order is descending, except for any_sdk that has numerically
# the largest order, but must be the last one. Example of correct order:
# [30, 29, 28, any_sdk]. There are Python tests to ensure that someone
# doesn't change this by accident, but there is no way to guard against
# changes in the PackageManager, except for grepping logcat on the first
# boot for absence of the following messages:
#
# `logcat | grep -E 'ClassLoaderContext [a-z ]+ mismatch`
for sdk, contexts in sorted(
((sdk, contexts)
for sdk, contexts in context_json.items()
if sdk != any_sdk and compare_version_gt(sdk, target_sdk)),
key=lambda item: int(item[0]), reverse=True):
all_contexts += contexts
if any_sdk in context_json:
all_contexts += context_json[any_sdk]
host_contexts, target_contexts = encode_class_loaders(
all_contexts, product_packages)
return (
'class_loader_context_arg=--class-loader-context=PCL[]{%s} ; ' %
context_sep.join(host_context) +
'stored_class_loader_context_arg=--stored-class-loader-context=PCL[]{%s}' #pylint: disable=line-too-long
% context_sep.join(target_context))
'class_loader_context_arg=--class-loader-context=PCL[]%s ; ' %
host_contexts +
'stored_class_loader_context_arg='
'--stored-class-loader-context=PCL[]%s'
% target_contexts)
def main():
@@ -85,12 +121,12 @@ def main():
args = parse_args(sys.argv[1:])
if not args.sdk:
raise SystemExit('target sdk version is not set')
if not args.host_contexts:
args.host_contexts = []
if not args.target_contexts:
args.target_contexts = []
print(construct_contexts(args))
context_json = json.loads(args.context_json)
with open(args.product_packages_file, 'r') as f:
product_packages = set(line.strip() for line in f if line.strip())
print(construct_context_args(args.sdk, context_json, product_packages))
# pylint: disable=broad-except
except Exception as err:

273
scripts/construct_context_test.py
View File

@@ -24,62 +24,249 @@ import construct_context as cc
sys.dont_write_bytecode = True
def construct_contexts(arglist):
args = cc.parse_args(arglist)
return cc.construct_contexts(args)
CONTEXT_JSON = {
'28': [
{
'Name': 'z',
'Optional': False,
'Host': 'out/zdir/z.jar',
'Device': '/system/z.jar',
'Subcontexts': [],
},
],
'29': [
{
'Name': 'x',
'Optional': False,
'Host': 'out/xdir/x.jar',
'Device': '/system/x.jar',
'Subcontexts': [],
},
{
'Name': 'y',
'Optional': False,
'Host': 'out/ydir/y.jar',
'Device': '/product/y.jar',
'Subcontexts': [],
},
],
'any': [
{
'Name': 'a',
'Optional': False,
'Host': 'out/adir/a.jar',
'Device': '/system/a.jar',
'Subcontexts': [
{ # Not installed optional, being the only child.
'Name': 'a1',
'Optional': True,
'Host': 'out/a1dir/a1.jar',
'Device': '/product/a1.jar',
'Subcontexts': [],
},
],
},
{
'Name': 'b',
'Optional': True,
'Host': 'out/bdir/b.jar',
'Device': '/product/b.jar',
'Subcontexts': [
{ # Not installed but required.
'Name': 'b1',
'Optional': False,
'Host': 'out/b1dir/b1.jar',
'Device': '/product/b1.jar',
'Subcontexts': [],
},
{ # Installed optional.
'Name': 'b2',
'Optional': True,
'Host': 'out/b2dir/b2.jar',
'Device': '/product/b2.jar',
'Subcontexts': [],
},
{ # Not installed optional.
'Name': 'b3',
'Optional': True,
'Host': 'out/b3dir/b3.jar',
'Device': '/product/b3.jar',
'Subcontexts': [],
},
{ # Installed optional with one more level of nested deps.
'Name': 'b4',
'Optional': True,
'Host': 'out/b4dir/b4.jar',
'Device': '/product/b4.jar',
'Subcontexts': [
{
'Name': 'b41',
'Optional': True,
'Host': 'out/b41dir/b41.jar',
'Device': '/product/b41.jar',
'Subcontexts': [],
},
{
'Name': 'b42',
'Optional': True,
'Host': 'out/b42dir/b42.jar',
'Device': '/product/b42.jar',
'Subcontexts': [],
},
],
},
],
},
{ # Not installed optional, at the top-level.
'Name': 'c',
'Optional': True,
'Host': 'out/cdir/c.jar',
'Device': '/product/c.jar',
'Subcontexts': [],
},
],
}
contexts = [
'--host-context-for-sdk',
'28',
'PCL[out/zdir/z.jar]',
'--target-context-for-sdk',
'28',
'PCL[/system/z.jar]',
'--host-context-for-sdk',
'29',
'PCL[out/xdir/x.jar]#PCL[out/ydir/y.jar]',
'--target-context-for-sdk',
'29',
'PCL[/system/x.jar]#PCL[/product/y.jar]',
'--host-context-for-sdk',
'any',
'PCL[out/adir/a.jar]#PCL[out/bdir/b.jar]',
'--target-context-for-sdk',
'any',
'PCL[/system/a.jar]#PCL[/product/b.jar]',
]
PRODUCT_PACKAGES = ['a', 'b', 'b2', 'b4', 'b41', 'b42', 'x', 'y', 'z']
def construct_context_args(target_sdk):
return cc.construct_context_args(target_sdk, CONTEXT_JSON, PRODUCT_PACKAGES)
#pylint: disable=line-too-long
class ConstructContextTest(unittest.TestCase):
def test_construct_context_27(self):
actual = construct_context_args('27')
# The order matters.
expected = (
'class_loader_context_arg='
'--class-loader-context=PCL[]{'
'PCL[out/xdir/x.jar]#'
'PCL[out/ydir/y.jar]#'
'PCL[out/zdir/z.jar]#'
'PCL[out/adir/a.jar]#'
'PCL[out/bdir/b.jar]{'
'PCL[out/b1dir/b1.jar]#'
'PCL[out/b2dir/b2.jar]#'
'PCL[out/b4dir/b4.jar]{'
'PCL[out/b41dir/b41.jar]#'
'PCL[out/b42dir/b42.jar]'
'}'
'}'
'}'
' ; '
'stored_class_loader_context_arg='
'--stored-class-loader-context=PCL[]{'
'PCL[/system/x.jar]#'
'PCL[/product/y.jar]#'
'PCL[/system/z.jar]#'
'PCL[/system/a.jar]#'
'PCL[/product/b.jar]{'
'PCL[/product/b1.jar]#'
'PCL[/product/b2.jar]#'
'PCL[/product/b4.jar]{'
'PCL[/product/b41.jar]#'
'PCL[/product/b42.jar]'
'}'
'}'
'}')
self.assertEqual(actual, expected)
def test_construct_context_28(self):
args = ['--target-sdk-version', '28'] + contexts
result = construct_contexts(args)
expect = (
'class_loader_context_arg=--class-loader-context=PCL[]{PCL[out/xdir/x.jar]#PCL[out/ydir/y.jar]#PCL[out/adir/a.jar]#PCL[out/bdir/b.jar]}'
actual = construct_context_args('28')
expected = (
'class_loader_context_arg='
'--class-loader-context=PCL[]{'
'PCL[out/xdir/x.jar]#'
'PCL[out/ydir/y.jar]#'
'PCL[out/adir/a.jar]#'
'PCL[out/bdir/b.jar]{'
'PCL[out/b1dir/b1.jar]#'
'PCL[out/b2dir/b2.jar]#'
'PCL[out/b4dir/b4.jar]{'
'PCL[out/b41dir/b41.jar]#'
'PCL[out/b42dir/b42.jar]'
'}'
'}'
'}'
' ; '
'stored_class_loader_context_arg=--stored-class-loader-context=PCL[]{PCL[/system/x.jar]#PCL[/product/y.jar]#PCL[/system/a.jar]#PCL[/product/b.jar]}')
self.assertEqual(result, expect)
'stored_class_loader_context_arg='
'--stored-class-loader-context=PCL[]{'
'PCL[/system/x.jar]#'
'PCL[/product/y.jar]#'
'PCL[/system/a.jar]#'
'PCL[/product/b.jar]{'
'PCL[/product/b1.jar]#'
'PCL[/product/b2.jar]#'
'PCL[/product/b4.jar]{'
'PCL[/product/b41.jar]#'
'PCL[/product/b42.jar]'
'}'
'}'
'}')
self.assertEqual(actual, expected)
def test_construct_context_29(self):
args = ['--target-sdk-version', '29'] + contexts
result = construct_contexts(args)
expect = (
'class_loader_context_arg=--class-loader-context=PCL[]{PCL[out/adir/a.jar]#PCL[out/bdir/b.jar]}'
actual = construct_context_args('29')
expected = (
'class_loader_context_arg='
'--class-loader-context=PCL[]{'
'PCL[out/adir/a.jar]#'
'PCL[out/bdir/b.jar]{'
'PCL[out/b1dir/b1.jar]#'
'PCL[out/b2dir/b2.jar]#'
'PCL[out/b4dir/b4.jar]{'
'PCL[out/b41dir/b41.jar]#'
'PCL[out/b42dir/b42.jar]'
'}'
'}'
'}'
' ; '
'stored_class_loader_context_arg=--stored-class-loader-context=PCL[]{PCL[/system/a.jar]#PCL[/product/b.jar]}')
self.assertEqual(result, expect)
'stored_class_loader_context_arg='
'--stored-class-loader-context=PCL[]{'
'PCL[/system/a.jar]#'
'PCL[/product/b.jar]{'
'PCL[/product/b1.jar]#'
'PCL[/product/b2.jar]#'
'PCL[/product/b4.jar]{'
'PCL[/product/b41.jar]#'
'PCL[/product/b42.jar]'
'}'
'}'
'}')
self.assertEqual(actual, expected)
def test_construct_context_S(self):
args = ['--target-sdk-version', 'S'] + contexts
result = construct_contexts(args)
expect = (
'class_loader_context_arg=--class-loader-context=PCL[]{PCL[out/adir/a.jar]#PCL[out/bdir/b.jar]}'
actual = construct_context_args('S')
expected = (
'class_loader_context_arg='
'--class-loader-context=PCL[]{'
'PCL[out/adir/a.jar]#'
'PCL[out/bdir/b.jar]{'
'PCL[out/b1dir/b1.jar]#'
'PCL[out/b2dir/b2.jar]#'
'PCL[out/b4dir/b4.jar]{'
'PCL[out/b41dir/b41.jar]#'
'PCL[out/b42dir/b42.jar]'
'}'
'}'
'}'
' ; '
'stored_class_loader_context_arg=--stored-class-loader-context=PCL[]{PCL[/system/a.jar]#PCL[/product/b.jar]}')
self.assertEqual(result, expect)
#pylint: enable=line-too-long
'stored_class_loader_context_arg='
'--stored-class-loader-context=PCL[]{'
'PCL[/system/a.jar]#'
'PCL[/product/b.jar]{'
'PCL[/product/b1.jar]#'
'PCL[/product/b2.jar]#'
'PCL[/product/b4.jar]{'
'PCL[/product/b41.jar]#'
'PCL[/product/b42.jar]'
'}'
'}'
'}')
self.assertEqual(actual, expected)
if __name__ == '__main__':
unittest.main(verbosity=2)