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Merge "Implement mixed builds for apex modules, take 2." am: 88e7512572

Browse source 
Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2167802

Change-Id: I9efd3c2e6f8c93aa8d1add3cbe6802e24d73b084
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
This commit is contained in:
Treehugger Robot 2022-07-29 23:06:00 +00:00 committed by Automerger Merge Worker
commit 953254b150
7 changed files with 338 additions and 106 deletions
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60
android/bazel_handler.go
View file

@ -91,6 +91,10 @@ type configKey struct {
osType OsType
}
func (c configKey) String() string {
return fmt.Sprintf("%s::%s", c.arch, c.osType)
}
// Map key to describe bazel cquery requests.
type cqueryKey struct {
label string
@ -98,6 +102,11 @@ type cqueryKey struct {
configKey configKey
}
func (c cqueryKey) String() string {
return fmt.Sprintf("cquery(%s,%s,%s)", c.label, c.requestType.Name(), c.configKey)
}
// BazelContext is a context object useful for interacting with Bazel during
// the course of a build. Use of Bazel to evaluate part of the build graph
// is referred to as a "mixed build". (Some modules are managed by Soong,
@ -123,6 +132,9 @@ type BazelContext interface {
// TODO(b/232976601): Remove.
GetPythonBinary(label string, cfgKey configKey) (string, error)
// Returns the results of the GetApexInfo query (including output files)
GetApexInfo(label string, cfgkey configKey) (cquery.ApexCqueryInfo, error)
// ** end Cquery Results Retrieval Functions
// Issues commands to Bazel to receive results for all cquery requests
@ -186,6 +198,7 @@ type MockBazelContext struct {
LabelToOutputFiles map[string][]string
LabelToCcInfo map[string]cquery.CcInfo
LabelToPythonBinary map[string]string
LabelToApexInfo map[string]cquery.ApexCqueryInfo
}
func (m MockBazelContext) QueueBazelRequest(_ string, _ cqueryRequest, _ configKey) {
@ -207,6 +220,10 @@ func (m MockBazelContext) GetPythonBinary(label string, _ configKey) (string, er
return result, nil
}
func (n MockBazelContext) GetApexInfo(_ string, _ configKey) (cquery.ApexCqueryInfo, error) {
panic("unimplemented")
}
func (m MockBazelContext) InvokeBazel(_ Config) error {
panic("unimplemented")
}
@ -261,6 +278,14 @@ func (bazelCtx *bazelContext) GetPythonBinary(label string, cfgKey configKey) (s
return "", fmt.Errorf("no bazel response found for %v", key)
}
func (bazelCtx *bazelContext) GetApexInfo(label string, cfgKey configKey) (cquery.ApexCqueryInfo, error) {
key := cqueryKey{label, cquery.GetApexInfo, cfgKey}
if rawString, ok := bazelCtx.results[key]; ok {
return cquery.GetApexInfo.ParseResult(strings.TrimSpace(rawString)), nil
}
return cquery.ApexCqueryInfo{}, fmt.Errorf("no bazel response found for %v", key)
}
func (n noopBazelContext) QueueBazelRequest(_ string, _ cqueryRequest, _ configKey) {
panic("unimplemented")
}
@ -277,6 +302,10 @@ func (n noopBazelContext) GetPythonBinary(_ string, _ configKey) (string, error)
panic("unimplemented")
}
func (n noopBazelContext) GetApexInfo(_ string, _ configKey) (cquery.ApexCqueryInfo, error) {
panic("unimplemented")
}
func (n noopBazelContext) InvokeBazel(_ Config) error {
panic("unimplemented")
}
@ -401,11 +430,9 @@ func (r *builtinBazelRunner) issueBazelCommand(paths *bazelPaths, runName bazel.
cmdFlags := []string{
"--output_base=" + absolutePath(paths.outputBase),
command.command,
}
cmdFlags = append(cmdFlags, command.expression)
cmdFlags = append(cmdFlags,
command.expression,
// TODO(asmundak): is it needed in every build?
"--profile="+shared.BazelMetricsFilename(paths, runName),
"--profile=" + shared.BazelMetricsFilename(paths, runName),
// Set default platforms to canonicalized values for mixed builds requests.
// If these are set in the bazelrc, they will have values that are
@ -426,21 +453,23 @@ func (r *builtinBazelRunner) issueBazelCommand(paths *bazelPaths, runName bazel.
// Suppress noise
"--ui_event_filters=-INFO",
"--noshow_progress")
"--noshow_progress"}
cmdFlags = append(cmdFlags, extraFlags...)
bazelCmd := exec.Command(paths.bazelPath, cmdFlags...)
bazelCmd.Dir = absolutePath(paths.syntheticWorkspaceDir())
bazelCmd.Env = append(os.Environ(),
"HOME="+paths.homeDir,
extraEnv := []string{
"HOME=" + paths.homeDir,
pwdPrefix(),
"BUILD_DIR="+absolutePath(paths.soongOutDir),
"BUILD_DIR=" + absolutePath(paths.soongOutDir),
// Make OUT_DIR absolute here so tools/bazel.sh uses the correct
// OUT_DIR at <root>/out, instead of <root>/out/soong/workspace/out.
"OUT_DIR="+absolutePath(paths.outDir()),
"OUT_DIR=" + absolutePath(paths.outDir()),
// Disables local host detection of gcc; toolchain information is defined
// explicitly in BUILD files.
"BAZEL_DO_NOT_DETECT_CPP_TOOLCHAIN=1")
"BAZEL_DO_NOT_DETECT_CPP_TOOLCHAIN=1",
}
bazelCmd.Env = append(os.Environ(), extraEnv...)
stderr := &bytes.Buffer{}
bazelCmd.Stderr = stderr
@ -651,6 +680,15 @@ def get_arch(target):
fail("expected platform name of the form 'android_<arch>' or 'linux_<arch>', but was " + str(platforms))
return "UNKNOWN"
def json_for_file(key, file):
return '"' + key + '":"' + file.path + '"'
def json_for_files(key, files):
return '"' + key + '":[' + ",".join(['"' + f.path + '"' for f in files]) + ']'
def json_for_labels(key, ll):
return '"' + key + '":[' + ",".join(['"' + str(x) + '"' for x in ll]) + ']'
def format(target):
id_string = str(target.label) + "|" + get_arch(target)
@ -728,7 +766,7 @@ func (context *bazelContext) InvokeBazel(config Config) error {
cqueryOutput, cqueryErr, err := context.issueBazelCommand(context.paths, bazel.CqueryBuildRootRunName, cqueryCmd,
"--output=starlark", "--starlark:file="+absolutePath(cqueryFileRelpath))
if err != nil {
err = ioutil.WriteFile(filepath.Join(soongInjectionPath, "cquery.out"), []byte(cqueryOutput), 0666)
_ = ioutil.WriteFile(filepath.Join(soongInjectionPath, "cquery.out"), []byte(cqueryOutput), 0666)
}
if err != nil {
return err

4
android/config.go
View file

@ -1446,8 +1446,8 @@ func (c *config) ForceApexSymlinkOptimization() bool {
return Bool(c.productVariables.ForceApexSymlinkOptimization)
}
func (c *config) CompressedApex() bool {
return Bool(c.productVariables.CompressedApex)
func (c *config) ApexCompressionEnabled() bool {
return Bool(c.productVariables.CompressedApex) && !c.UnbundledBuildApps()
}
func (c *config) EnforceSystemCertificate() bool {

259
apex/apex.go
View file

@ -17,6 +17,7 @@
package apex
import (
"android/soong/bazel/cquery"
"fmt"
"path/filepath"
"regexp"
@ -1803,6 +1804,184 @@ func (f fsType) string() string {
}
}
var _ android.MixedBuildBuildable = (*apexBundle)(nil)
func (a *apexBundle) IsMixedBuildSupported(ctx android.BaseModuleContext) bool {
return ctx.ModuleType() == "apex" && a.properties.ApexType == imageApex
}
func (a *apexBundle) QueueBazelCall(ctx android.BaseModuleContext) {
bazelCtx := ctx.Config().BazelContext
bazelCtx.QueueBazelRequest(a.GetBazelLabel(ctx, a), cquery.GetApexInfo, android.GetConfigKey(ctx))
}
func (a *apexBundle) ProcessBazelQueryResponse(ctx android.ModuleContext) {
if !a.commonBuildActions(ctx) {
return
}
a.setApexTypeAndSuffix(ctx)
a.setPayloadFsType(ctx)
a.setSystemLibLink(ctx)
if a.properties.ApexType != zipApex {
a.compatSymlinks = makeCompatSymlinks(a.BaseModuleName(), ctx, a.primaryApexType)
}
bazelCtx := ctx.Config().BazelContext
outputs, err := bazelCtx.GetApexInfo(a.GetBazelLabel(ctx, a), android.GetConfigKey(ctx))
if err != nil {
ctx.ModuleErrorf(err.Error())
return
}
a.installDir = android.PathForModuleInstall(ctx, "apex")
a.outputApexFile = android.PathForBazelOut(ctx, outputs.SignedOutput)
a.outputFile = a.outputApexFile
a.setCompression(ctx)
a.publicKeyFile = android.PathForBazelOut(ctx, outputs.BundleKeyPair[0])
a.privateKeyFile = android.PathForBazelOut(ctx, outputs.BundleKeyPair[1])
a.containerCertificateFile = android.PathForBazelOut(ctx, outputs.ContainerKeyPair[0])
a.containerPrivateKeyFile = android.PathForBazelOut(ctx, outputs.ContainerKeyPair[1])
apexType := a.properties.ApexType
switch apexType {
case imageApex:
// TODO(asmundak): Bazel does not create these files yet.
// b/190817312
a.htmlGzNotice = android.PathForBazelOut(ctx, "NOTICE.html.gz")
// b/239081457
a.bundleModuleFile = android.PathForBazelOut(ctx, a.Name()+apexType.suffix()+"-base.zip")
// b/239081455
a.nativeApisUsedByModuleFile = android.ModuleOutPath(android.PathForBazelOut(ctx, a.Name()+"_using.txt"))
// b/239081456
a.nativeApisBackedByModuleFile = android.ModuleOutPath(android.PathForBazelOut(ctx, a.Name()+"_backing.txt"))
// b/239084755
a.javaApisUsedByModuleFile = android.ModuleOutPath(android.PathForBazelOut(ctx, a.Name()+"_using.xml"))
installSuffix := imageApexSuffix
if a.isCompressed {
installSuffix = imageCapexSuffix
}
a.installedFile = ctx.InstallFile(a.installDir, a.Name()+installSuffix, a.outputFile,
a.compatSymlinks.Paths()...)
default:
panic(fmt.Errorf("unexpected apex_type for the ProcessBazelQuery: %v", a.properties.ApexType))
}
/*
TODO(asmundak): compared to building an APEX with Soong, building it with Bazel does not
return filesInfo and requiredDeps fields (in the Soong build the latter is updated).
Fix this, as these fields are subsequently used in apex/androidmk.go and in apex/builder/go
To find out what Soong build puts there, run:
vctx := visitorContext{handleSpecialLibs: !android.Bool(a.properties.Ignore_system_library_special_case)}
ctx.WalkDepsBlueprint(func(child, parent blueprint.Module) bool {
return a.depVisitor(&vctx, ctx, child, parent)
})
vctx.normalizeFileInfo()
*/
}
func (a *apexBundle) setCompression(ctx android.ModuleContext) {
if a.properties.ApexType != imageApex {
a.isCompressed = false
} else if a.testOnlyShouldForceCompression() {
a.isCompressed = true
} else {
a.isCompressed = ctx.Config().ApexCompressionEnabled() && a.isCompressable()
}
}
func (a *apexBundle) setSystemLibLink(ctx android.ModuleContext) {
// Optimization. If we are building bundled APEX, for the files that are gathered due to the
// transitive dependencies, don't place them inside the APEX, but place a symlink pointing
// the same library in the system partition, thus effectively sharing the same libraries
// across the APEX boundary. For unbundled APEX, all the gathered files are actually placed
// in the APEX.
a.linkToSystemLib = !ctx.Config().UnbundledBuild() && a.installable()
// APEXes targeting other than system/system_ext partitions use vendor/product variants.
// So we can't link them to /system/lib libs which are core variants.
if a.SocSpecific() || a.DeviceSpecific() || (a.ProductSpecific() && ctx.Config().EnforceProductPartitionInterface()) {
a.linkToSystemLib = false
}
forced := ctx.Config().ForceApexSymlinkOptimization()
updatable := a.Updatable() || a.FutureUpdatable()
// We don't need the optimization for updatable APEXes, as it might give false signal
// to the system health when the APEXes are still bundled (b/149805758).
if !forced && updatable && a.properties.ApexType == imageApex {
a.linkToSystemLib = false
}
// We also don't want the optimization for host APEXes, because it doesn't make sense.
if ctx.Host() {
a.linkToSystemLib = false
}
}
func (a *apexBundle) setPayloadFsType(ctx android.ModuleContext) {
switch proptools.StringDefault(a.properties.Payload_fs_type, ext4FsType) {
case ext4FsType:
a.payloadFsType = ext4
case f2fsFsType:
a.payloadFsType = f2fs
case erofsFsType:
a.payloadFsType = erofs
default:
ctx.PropertyErrorf("payload_fs_type", "%q is not a valid filesystem for apex [ext4, f2fs, erofs]", *a.properties.Payload_fs_type)
}
}
func (a *apexBundle) setApexTypeAndSuffix(ctx android.ModuleContext) {
// Set suffix and primaryApexType depending on the ApexType
buildFlattenedAsDefault := ctx.Config().FlattenApex()
switch a.properties.ApexType {
case imageApex:
if buildFlattenedAsDefault {
a.suffix = imageApexSuffix
} else {
a.suffix = ""
a.primaryApexType = true
if ctx.Config().InstallExtraFlattenedApexes() {
a.requiredDeps = append(a.requiredDeps, a.Name()+flattenedSuffix)
}
}
case zipApex:
if proptools.String(a.properties.Payload_type) == "zip" {
a.suffix = ""
a.primaryApexType = true
} else {
a.suffix = zipApexSuffix
}
case flattenedApex:
if buildFlattenedAsDefault {
a.suffix = ""
a.primaryApexType = true
} else {
a.suffix = flattenedSuffix
}
}
}
func (a apexBundle) isCompressable() bool {
return proptools.BoolDefault(a.overridableProperties.Compressible, false) && !a.testApex
}
func (a *apexBundle) commonBuildActions(ctx android.ModuleContext) bool {
a.checkApexAvailability(ctx)
a.checkUpdatable(ctx)
a.CheckMinSdkVersion(ctx)
a.checkStaticLinkingToStubLibraries(ctx)
a.checkStaticExecutables(ctx)
if len(a.properties.Tests) > 0 && !a.testApex {
ctx.PropertyErrorf("tests", "property allowed only in apex_test module type")
return false
}
return true
}
type visitorContext struct {
// all the files that will be included in this APEX
filesInfo []apexFile
@ -2188,16 +2367,9 @@ func (a *apexBundle) depVisitor(vctx *visitorContext, ctx android.ModuleContext,
func (a *apexBundle) GenerateAndroidBuildActions(ctx android.ModuleContext) {
////////////////////////////////////////////////////////////////////////////////////////////
// 1) do some validity checks such as apex_available, min_sdk_version, etc.
a.checkApexAvailability(ctx)
a.checkUpdatable(ctx)
a.CheckMinSdkVersion(ctx)
a.checkStaticLinkingToStubLibraries(ctx)
a.checkStaticExecutables(ctx)
if len(a.properties.Tests) > 0 && !a.testApex {
ctx.PropertyErrorf("tests", "property allowed only in apex_test module type")
if !a.commonBuildActions(ctx) {
return
}
////////////////////////////////////////////////////////////////////////////////////////////
// 2) traverse the dependency tree to collect apexFile structs from them.
@ -2219,74 +2391,9 @@ func (a *apexBundle) GenerateAndroidBuildActions(ctx android.ModuleContext) {
a.installDir = android.PathForModuleInstall(ctx, "apex")
a.filesInfo = vctx.filesInfo
// Set suffix and primaryApexType depending on the ApexType
buildFlattenedAsDefault := ctx.Config().FlattenApex()
switch a.properties.ApexType {
case imageApex:
if buildFlattenedAsDefault {
a.suffix = imageApexSuffix
} else {
a.suffix = ""
a.primaryApexType = true
if ctx.Config().InstallExtraFlattenedApexes() {
a.requiredDeps = append(a.requiredDeps, a.Name()+flattenedSuffix)
}
}
case zipApex:
if proptools.String(a.properties.Payload_type) == "zip" {
a.suffix = ""
a.primaryApexType = true
} else {
a.suffix = zipApexSuffix
}
case flattenedApex:
if buildFlattenedAsDefault {
a.suffix = ""
a.primaryApexType = true
} else {
a.suffix = flattenedSuffix
}
}
switch proptools.StringDefault(a.properties.Payload_fs_type, ext4FsType) {
case ext4FsType:
a.payloadFsType = ext4
case f2fsFsType:
a.payloadFsType = f2fs
case erofsFsType:
a.payloadFsType = erofs
default:
ctx.PropertyErrorf("payload_fs_type", "%q is not a valid filesystem for apex [ext4, f2fs, erofs]", *a.properties.Payload_fs_type)
}
// Optimization. If we are building bundled APEX, for the files that are gathered due to the
// transitive dependencies, don't place them inside the APEX, but place a symlink pointing
// the same library in the system partition, thus effectively sharing the same libraries
// across the APEX boundary. For unbundled APEX, all the gathered files are actually placed
// in the APEX.
a.linkToSystemLib = !ctx.Config().UnbundledBuild() && a.installable()
// APEXes targeting other than system/system_ext partitions use vendor/product variants.
// So we can't link them to /system/lib libs which are core variants.
if a.SocSpecific() || a.DeviceSpecific() || (a.ProductSpecific() && ctx.Config().EnforceProductPartitionInterface()) {
a.linkToSystemLib = false
}
forced := ctx.Config().ForceApexSymlinkOptimization()
updatable := a.Updatable() || a.FutureUpdatable()
// We don't need the optimization for updatable APEXes, as it might give false signal
// to the system health when the APEXes are still bundled (b/149805758).
if !forced && updatable && a.properties.ApexType == imageApex {
a.linkToSystemLib = false
}
// We also don't want the optimization for host APEXes, because it doesn't make sense.
if ctx.Host() {
a.linkToSystemLib = false
}
a.setApexTypeAndSuffix(ctx)
a.setPayloadFsType(ctx)
a.setSystemLibLink(ctx)
if a.properties.ApexType != zipApex {
a.compatSymlinks = makeCompatSymlinks(a.BaseModuleName(), ctx, a.primaryApexType)
}

24
apex/builder.go
View file

@ -549,8 +549,6 @@ func (a *apexBundle) buildUnflattenedApex(ctx android.ModuleContext) {
outHostBinDir := ctx.Config().HostToolPath(ctx, "").String()
prebuiltSdkToolsBinDir := filepath.Join("prebuilts", "sdk", "tools", runtime.GOOS, "bin")
// Figure out if we need to compress the apex.
compressionEnabled := ctx.Config().CompressedApex() && proptools.BoolDefault(a.overridableProperties.Compressible, false) && !a.testApex && !ctx.Config().UnbundledBuildApps()
if apexType == imageApex {
////////////////////////////////////////////////////////////////////////////////////
@ -635,10 +633,15 @@ func (a *apexBundle) buildUnflattenedApex(ctx android.ModuleContext) {
implicitInputs = append(implicitInputs, noticeAssetPath)
optFlags = append(optFlags, "--assets_dir "+filepath.Dir(noticeAssetPath.String()))
if (moduleMinSdkVersion.GreaterThan(android.SdkVersion_Android10) && !a.shouldGenerateHashtree()) && !compressionEnabled {
// Apexes which are supposed to be installed in builtin dirs(/system, etc)
// don't need hashtree for activation. Therefore, by removing hashtree from
// apex bundle (filesystem image in it, to be specific), we can save storage.
// Apexes which are supposed to be installed in builtin dirs(/system, etc)
// don't need hashtree for activation. Therefore, by removing hashtree from
// apex bundle (filesystem image in it, to be specific), we can save storage.
needHashTree := moduleMinSdkVersion.LessThanOrEqualTo(android.SdkVersion_Android10) ||
a.shouldGenerateHashtree()
if ctx.Config().ApexCompressionEnabled() && a.isCompressable() {
needHashTree = true
}
if !needHashTree {
optFlags = append(optFlags, "--no_hashtree")
}
@ -806,8 +809,9 @@ func (a *apexBundle) buildUnflattenedApex(ctx android.ModuleContext) {
return
}
if apexType == imageApex && (compressionEnabled || a.testOnlyShouldForceCompression()) {
a.isCompressed = true
installSuffix := suffix
a.setCompression(ctx)
if a.isCompressed {
unsignedCompressedOutputFile := android.PathForModuleOut(ctx, a.Name()+imageCapexSuffix+".unsigned")
compressRule := android.NewRuleBuilder(pctx, ctx)
@ -835,10 +839,6 @@ func (a *apexBundle) buildUnflattenedApex(ctx android.ModuleContext) {
Args: args,
})
a.outputFile = signedCompressedOutputFile
}
installSuffix := suffix
if a.isCompressed {
installSuffix = imageCapexSuffix
}

4
bazel/aquery.go
View file

@ -574,7 +574,7 @@ func (a *aqueryArtifactHandler) getOutputPaths(actionEntry action) (outputPaths
// expandTemplateContent substitutes the tokens in a template.
func expandTemplateContent(actionEntry action) string {
replacerString := []string{}
var replacerString []string
for _, pair := range actionEntry.Substitutions {
value := pair.Value
if val, ok := templateActionOverriddenTokens[pair.Key]; ok {
@ -647,7 +647,7 @@ func expandPathFragment(id pathFragmentId, pathFragmentsMap map[pathFragmentId]p
}
labels = append([]string{currFragment.Label}, labels...)
if currId == currFragment.ParentId {
return "", fmt.Errorf("Fragment cannot refer to itself as parent %#v", currFragment)
return "", fmt.Errorf("fragment cannot refer to itself as parent %#v", currFragment)
}
currId = currFragment.ParentId
}

52
bazel/cquery/request_type.go
View file

@ -1,6 +1,7 @@
package cquery
import (
"encoding/json"
"fmt"
"strings"
)
@ -9,6 +10,7 @@ var (
GetOutputFiles = &getOutputFilesRequestType{}
GetPythonBinary = &getPythonBinaryRequestType{}
GetCcInfo = &getCcInfoType{}
GetApexInfo = &getApexInfoType{}
)
type CcInfo struct {
@ -179,7 +181,7 @@ func (g getCcInfoType) ParseResult(rawString string) (CcInfo, error) {
const expectedLen = 10
splitString := strings.Split(rawString, "|")
if len(splitString) != expectedLen {
return CcInfo{}, fmt.Errorf("Expected %d items, got %q", expectedLen, splitString)
return CcInfo{}, fmt.Errorf("expected %d items, got %q", expectedLen, splitString)
}
outputFilesString := splitString[0]
ccObjectsString := splitString[1]
@ -215,6 +217,54 @@ func (g getCcInfoType) ParseResult(rawString string) (CcInfo, error) {
}, nil
}
// Query Bazel for the artifacts generated by the apex modules.
type getApexInfoType struct{}
// Name returns a string name for this request type. Such request type names must be unique,
// and must only consist of alphanumeric characters.
func (g getApexInfoType) Name() string {
return "getApexInfo"
}
// StarlarkFunctionBody returns a starlark function body to process this request type.
// The returned string is the body of a Starlark function which obtains
// all request-relevant information about a target and returns a string containing
// this information. The function should have the following properties:
// - `target` is the only parameter to this function (a configured target).
// - The return value must be a string.
// - The function body should not be indented outside of its own scope.
func (g getApexInfoType) StarlarkFunctionBody() string {
return `info = providers(target)["//build/bazel/rules/apex:apex.bzl%ApexInfo"]
return "{%s}" % ",".join([
json_for_file("signed_output", info.signed_output),
json_for_file("unsigned_output", info.unsigned_output),
json_for_labels("provides_native_libs", info.provides_native_libs),
json_for_labels("requires_native_libs", info.requires_native_libs),
json_for_files("bundle_key_pair", info.bundle_key_pair),
json_for_files("container_key_pair", info.container_key_pair)
])`
}
type ApexCqueryInfo struct {
SignedOutput string `json:"signed_output"`
UnsignedOutput string `json:"unsigned_output"`
ProvidesLibs []string `json:"provides_native_libs"`
RequiresLibs []string `json:"requires_native_libs"`
BundleKeyPair []string `json:"bundle_key_pair"`
ContainerKeyPair []string `json:"container_key_pair"`
}
// ParseResult returns a value obtained by parsing the result of the request's Starlark function.
// The given rawString must correspond to the string output which was created by evaluating the
// Starlark given in StarlarkFunctionBody.
func (g getApexInfoType) ParseResult(rawString string) ApexCqueryInfo {
var info ApexCqueryInfo
if err := json.Unmarshal([]byte(rawString), &info); err != nil {
panic(fmt.Errorf("cannot parse cquery result '%s': %s", rawString, err))
}
return info
}
// splitOrEmpty is a modification of strings.Split() that returns an empty list
// if the given string is empty.
func splitOrEmpty(s string, sep string) []string {

41
bazel/cquery/request_type_test.go
View file

@ -148,13 +148,13 @@ func TestGetCcInfoParseResults(t *testing.T) {
description: "too few result splits",
input: "|",
expectedOutput: CcInfo{},
expectedErrorMessage: fmt.Sprintf("Expected %d items, got %q", expectedSplits, []string{"", ""}),
expectedErrorMessage: fmt.Sprintf("expected %d items, got %q", expectedSplits, []string{"", ""}),
},
{
description: "too many result splits",
input: strings.Repeat("|", expectedSplits+1), // 2 too many
expectedOutput: CcInfo{},
expectedErrorMessage: fmt.Sprintf("Expected %d items, got %q", expectedSplits, make([]string, expectedSplits+2)),
expectedErrorMessage: fmt.Sprintf("expected %d items, got %q", expectedSplits, make([]string, expectedSplits+2)),
},
}
for _, tc := range testCases {
@ -167,3 +167,40 @@ func TestGetCcInfoParseResults(t *testing.T) {
}
}
}
func TestGetApexInfoParseResults(t *testing.T) {
testCases := []struct {
description string
input string
expectedOutput ApexCqueryInfo
}{
{
description: "no result",
input: "{}",
expectedOutput: ApexCqueryInfo{},
},
{
description: "one result",
input: `{"signed_output":"my.apex",` +
`"unsigned_output":"my.apex.unsigned",` +
`"requires_native_libs":["//bionic/libc:libc","//bionic/libdl:libdl"],` +
`"bundle_key_pair":["foo.pem","foo.privkey"],` +
`"container_key_pair":["foo.x509.pem", "foo.pk8"],` +
`"provides_native_libs":[]}`,
expectedOutput: ApexCqueryInfo{
SignedOutput: "my.apex",
UnsignedOutput: "my.apex.unsigned",
RequiresLibs: []string{"//bionic/libc:libc", "//bionic/libdl:libdl"},
ProvidesLibs: []string{},
BundleKeyPair: []string{"foo.pem", "foo.privkey"},
ContainerKeyPair: []string{"foo.x509.pem", "foo.pk8"},
},
},
}
for _, tc := range testCases {
actualOutput := GetApexInfo.ParseResult(tc.input)
if !reflect.DeepEqual(tc.expectedOutput, actualOutput) {
t.Errorf("%q: expected %#v != actual %#v", tc.description, tc.expectedOutput, actualOutput)
}
}
}