Merge "Auto-generate vendor ramdisk and boot image" into main
diff --git a/android/rule_builder.go b/android/rule_builder.go
index 403c184..a157386 100644
--- a/android/rule_builder.go
+++ b/android/rule_builder.go
@@ -611,6 +611,7 @@
 		nsjailCmd.WriteString(" -m none:/tmp:tmpfs:size=1073741824") // 1GB, should be enough
 		nsjailCmd.WriteString(" -D nsjail_build_sandbox")
 		nsjailCmd.WriteString(" --disable_rlimits")
+		nsjailCmd.WriteString(" --skip_setsid") // ABFS relies on process-groups to track file operations
 		nsjailCmd.WriteString(" -q")
 		nsjailCmd.WriteString(" -- ")
 		nsjailCmd.WriteString("/bin/bash -c ")
diff --git a/apex/aconfig_test.go b/apex/aconfig_test.go
index 76227a9..0eb8ef4 100644
--- a/apex/aconfig_test.go
+++ b/apex/aconfig_test.go
@@ -60,6 +60,7 @@
 					apex_available: [
 						"myapex",
 					],
+					compile_dex: true,
 				}
 				aconfig_declarations {
 					name: "my_aconfig_declarations_foo",
@@ -339,6 +340,7 @@
 					apex_available: [
 						"myapex",
 					],
+					compile_dex: true,
 				}
 				aconfig_declarations {
 					name: "my_aconfig_declarations_foo",
@@ -761,6 +763,7 @@
 					apex_available: [
 						"myapex",
 					],
+					compile_dex: true,
 				}
 				java_library {
 					name: "my_java_library_foo",
diff --git a/apex/apex_test.go b/apex/apex_test.go
index d0494d6..5b5fe5f 100644
--- a/apex/apex_test.go
+++ b/apex/apex_test.go
@@ -495,6 +495,7 @@
 				"//apex_available:platform",
 				"myapex",
 			],
+			compile_dex: true,
 		}
 
 		dex_import {
@@ -664,6 +665,7 @@
 			sdk_version: "none",
 			system_modules: "none",
 			apex_available: [ "myapex" ],
+			compile_dex: true,
 		}
 
 		android_app {
@@ -2035,6 +2037,7 @@
 			apex_available: [ "myapex" ],
 			sdk_version: "current",
 			min_sdk_version: "S", // should be okay
+			compile_dex: true,
 		}
 	`,
 		android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
@@ -2584,6 +2587,7 @@
 				"myapex",
 			],
 			min_sdk_version: "30",
+			compile_dex: true,
 		}
 	`)
 
@@ -2611,6 +2615,7 @@
 			// Compile against core API surface
 			sdk_version: "core_current",
 			min_sdk_version: "30",
+			compile_dex: true,
 		}
 	`)
 
@@ -2658,6 +2663,7 @@
 			],
 			apex_available: ["myapex"],
 			min_sdk_version: "29",
+			compile_dex: true,
 		}
 
 		java_library {
@@ -2737,6 +2743,7 @@
 					srcs: ["foo/bar/MyClass.java"],
 					sdk_version: "test_current",
 					apex_available: ["myapex"],
+					compile_dex: true,
 				}
 			`,
 		},
@@ -2761,6 +2768,7 @@
 					sdk_version: "current",
 					apex_available: ["myapex"],
 					min_sdk_version: "29",
+					compile_dex: true,
 				}
 			`,
 		},
@@ -2784,6 +2792,7 @@
 					srcs: ["foo/bar/MyClass.java"],
 					sdk_version: "test_current",
 					apex_available: ["myapex"],
+					compile_dex: true,
 				}
 			`,
 		},
@@ -2807,6 +2816,7 @@
 					srcs: ["foo/bar/MyClass.java"],
 					sdk_version: "core_platform",
 					apex_available: ["myapex"],
+					compile_dex: true,
 				}
 			`,
 			preparer: java.FixtureUseLegacyCorePlatformApi("myjar-uses-legacy"),
@@ -2835,6 +2845,7 @@
 					sdk_version: "current",
 					apex_available: ["myapex"],
 					static_libs: ["transitive-jar"],
+					compile_dex: true,
 				}
 				java_library {
 					name: "transitive-jar",
@@ -5913,6 +5924,7 @@
 			system_modules: "none",
 			enabled: false,
 			apex_available: ["myapex"],
+			compile_dex: true,
 		}
 	`)
 }
@@ -7525,6 +7537,7 @@
 			apex_available: ["myapex"],
 			sdk_version: "none",
 			system_modules: "none",
+			compile_dex: true,
 		}
 
 		java_library {
@@ -7534,6 +7547,7 @@
 			apex_available: ["myapex"],
 			sdk_version: "none",
 			system_modules: "none",
+			compile_dex: true,
 		}
 
 		prebuilt_apis {
@@ -7643,6 +7657,7 @@
 			apex_available: ["myapex"],
 			sdk_version: "none",
 			system_modules: "none",
+			compile_dex: true,
 		}
 `),
 			"source/a.java":          nil,
@@ -7664,6 +7679,7 @@
 			public: {
 				enabled: true,
 			},
+			compile_dex: true,
 		}
 `),
 			"prebuilt/a.jar": nil,
@@ -7680,6 +7696,7 @@
 			public: {
 				jars: ["a.jar"],
 			},
+			compile_dex: true,
 		}
 `),
 		}), withFiles(filesForSdkLibrary),
@@ -7758,6 +7775,7 @@
 			sdk_version: "none",
 			system_modules: "none",
 			apex_available: [ "myapex" ],
+			compile_dex: true,
 		}
 
 		// Make sure that a preferred prebuilt does not affect the apex contents.
@@ -7997,6 +8015,7 @@
 				"//apex_available:platform",
 			],
 			min_sdk_version: "33",
+			compile_dex: true,
 		}
 
 		java_library {
@@ -8605,6 +8624,7 @@
 					apex_available: ["myapex"],
 					sdk_version: "none",
 					system_modules: "none",
+					compile_dex: true,
 				}
 				java_library {
 					name: "nonbcp_lib2",
@@ -8613,6 +8633,7 @@
 					permitted_packages: ["a.b"],
 					sdk_version: "none",
 					system_modules: "none",
+					compile_dex: true,
 				}
 				apex {
 					name: "myapex",
@@ -8638,6 +8659,7 @@
 					permitted_packages: ["foo.bar"],
 					sdk_version: "none",
 					system_modules: "none",
+					compile_dex: true,
 				}
 				java_library {
 					name: "bcp_lib2",
@@ -8646,6 +8668,7 @@
 					permitted_packages: ["foo.bar", "bar.baz"],
 					sdk_version: "none",
 					system_modules: "none",
+					compile_dex: true,
 				}
 				apex {
 					name: "myapex",
@@ -8676,6 +8699,7 @@
 					sdk_version: "none",
 					min_sdk_version: "29",
 					system_modules: "none",
+					compile_dex: true,
 				}
 				java_library {
 					name: "bcp_lib_unrestricted",
@@ -8685,6 +8709,7 @@
 					sdk_version: "none",
 					min_sdk_version: "29",
 					system_modules: "none",
+					compile_dex: true,
 				}
 				apex {
 					name: "myapex",
@@ -9834,6 +9859,7 @@
 			},
 			sdk_version: "current",
 			min_sdk_version: "29",
+			compile_dex: true,
 		}
 		`
 	fs := android.MockFS{
@@ -10268,6 +10294,7 @@
 			apex_available: [
 				"myapex",
 			],
+			compile_dex: true,
 		}
 
 		java_library {
@@ -10279,6 +10306,7 @@
 			apex_available: [
 				"myapex",
 			],
+			compile_dex: true,
 		}
 
 		aconfig_declarations {
@@ -10365,6 +10393,7 @@
 			apex_available: [
 				"myapex",
 			],
+			compile_dex: true,
 		}
 
 		cc_library {
@@ -10691,6 +10720,7 @@
 			apex_available: [
 				"myapex",
 			],
+			compile_dex: true,
 		}
 
 		java_library {
@@ -10702,6 +10732,7 @@
 			apex_available: [
 				"myapex",
 			],
+			compile_dex: true,
 		}
 
 		aconfig_declarations {
@@ -10776,6 +10807,7 @@
 			apex_available: [
 				"myapex",
 			],
+			compile_dex: true,
 		}
 
 		java_library {
@@ -10787,6 +10819,7 @@
 			apex_available: [
 				"myapex",
 			],
+			compile_dex: true,
 		}
 
 		aconfig_declarations {
@@ -11469,6 +11502,7 @@
 			apex_available: ["com.android.apex30"],
 			min_sdk_version: "30",
 			sdk_version: "current",
+			compile_dex: true,
 		}
 
 		override_apex {
@@ -11760,6 +11794,7 @@
 				"com.android.foo30",
 			],
 			sdk_version: "core_current",
+			compile_dex: true,
 		}
 
 		java_library {
diff --git a/apex/container_test.go b/apex/container_test.go
index d1dfb9c..395793f 100644
--- a/apex/container_test.go
+++ b/apex/container_test.go
@@ -15,10 +15,11 @@
 package apex
 
 import (
-	"android/soong/android"
-	"android/soong/java"
 	"fmt"
 	"testing"
+
+	"android/soong/android"
+	"android/soong/java"
 )
 
 var checkContainerMatch = func(t *testing.T, name string, container string, expected bool, actual bool) {
@@ -329,6 +330,7 @@
 			],
 			min_sdk_version: "30",
 			sdk_version: "current",
+			compile_dex: true,
 		}
 	`)
 
diff --git a/cc/library.go b/cc/library.go
index c97dbf9..23ee9b1 100644
--- a/cc/library.go
+++ b/cc/library.go
@@ -740,6 +740,7 @@
 	hasLLNDKStubs() bool
 	hasLLNDKHeaders() bool
 	hasVendorPublicLibrary() bool
+	isLLNDKMovedToApex() bool
 }
 
 var _ libraryInterface = (*libraryDecorator)(nil)
@@ -1844,6 +1845,11 @@
 	return Bool(library.Properties.Llndk.Llndk_headers)
 }
 
+// isLLNDKMovedToApex returns true if this cc_library module sets the llndk.moved_to_apex property.
+func (library *libraryDecorator) isLLNDKMovedToApex() bool {
+	return Bool(library.Properties.Llndk.Moved_to_apex)
+}
+
 // hasVendorPublicLibrary returns true if this cc_library module has a variant that will build
 // vendor public library stubs.
 func (library *libraryDecorator) hasVendorPublicLibrary() bool {
diff --git a/cc/llndk_library.go b/cc/llndk_library.go
index c7950f9..162dd54 100644
--- a/cc/llndk_library.go
+++ b/cc/llndk_library.go
@@ -57,17 +57,18 @@
 	// if true, make this module available to provide headers to other modules that set
 	// llndk.symbol_file.
 	Llndk_headers *bool
+
+	// moved_to_apex marks this module has having been distributed through an apex module.
+	Moved_to_apex *bool
 }
 
 func makeLlndkVars(ctx android.MakeVarsContext) {
-	// Make uses LLNDK_MOVED_TO_APEX_LIBRARIES to avoid installing libraries on /system if
-	// they been moved to an apex.
+	// Make uses LLNDK_MOVED_TO_APEX_LIBRARIES to generate the linker config.
 	movedToApexLlndkLibraries := make(map[string]bool)
 	ctx.VisitAllModules(func(module android.Module) {
 		if library := moduleLibraryInterface(module); library != nil && library.hasLLNDKStubs() {
-			// Skip bionic libs, they are handled in different manner
-			name := library.implementationModuleName(module.(*Module).BaseModuleName())
-			if module.(android.ApexModule).DirectlyInAnyApex() && !isBionic(name) {
+			if library.isLLNDKMovedToApex() {
+				name := library.implementationModuleName(module.(*Module).BaseModuleName())
 				movedToApexLlndkLibraries[name] = true
 			}
 		}
diff --git a/filesystem/filesystem.go b/filesystem/filesystem.go
index e4ce0e0..28cec27 100644
--- a/filesystem/filesystem.go
+++ b/filesystem/filesystem.go
@@ -162,6 +162,10 @@
 	// Determines if the module is auto-generated from Soong or not. If the module is
 	// auto-generated, its deps are exempted from visibility enforcement.
 	Is_auto_generated *bool
+
+	// Path to the dev nodes description file. This is only needed for building the ramdisk
+	// partition and should not be explicitly specified.
+	Dev_nodes_description_file *string `android:"path" blueprint:"mutated"`
 }
 
 // Additional properties required to generate erofs FS partitions.
@@ -210,6 +214,10 @@
 	filesystemModule.PackagingBase.AllowHighPriorityDeps = true
 	android.InitAndroidMultiTargetsArchModule(module, android.DeviceSupported, android.MultilibCommon)
 	android.InitDefaultableModule(module)
+
+	android.AddLoadHook(module, func(ctx android.LoadHookContext) {
+		filesystemModule.setDevNodesDescriptionProp()
+	})
 }
 
 type depTag struct {
@@ -229,6 +237,16 @@
 
 var dependencyTagWithVisibilityEnforcementBypass = depTagWithVisibilityEnforcementBypass{}
 
+// ramdiskDevNodesDescription is the name of the filegroup module that provides the file that
+// contains the description of dev nodes added to the CPIO archive for the ramdisk partition.
+const ramdiskDevNodesDescription = "ramdisk_node_list"
+
+func (f *filesystem) setDevNodesDescriptionProp() {
+	if proptools.String(f.properties.Partition_name) == "ramdisk" {
+		f.properties.Dev_nodes_description_file = proptools.StringPtr(":" + ramdiskDevNodesDescription)
+	}
+}
+
 func (f *filesystem) DepsMutator(ctx android.BottomUpMutatorContext) {
 	if proptools.Bool(f.properties.Is_auto_generated) {
 		f.AddDeps(ctx, dependencyTagWithVisibilityEnforcementBypass)
@@ -659,6 +677,9 @@
 	cmd := builder.Command().
 		BuiltTool("mkbootfs").
 		Text(rootDir.String()) // input directory
+	if nodeList := f.properties.Dev_nodes_description_file; nodeList != nil {
+		cmd.FlagWithInput("-n ", android.PathForModuleSrc(ctx, proptools.String(nodeList)))
+	}
 	if compressed {
 		cmd.Text("|").
 			BuiltTool("lz4").
diff --git a/filesystem/filesystem_test.go b/filesystem/filesystem_test.go
index 7c342cc..746e4de 100644
--- a/filesystem/filesystem_test.go
+++ b/filesystem/filesystem_test.go
@@ -758,3 +758,28 @@
 	fileList := android.ContentFromFileRuleForTests(t, result.TestContext, partition.Output("fileList"))
 	android.AssertStringEquals(t, "filesystem with override app", "app/myoverrideapp/myoverrideapp.apk\n", fileList)
 }
+
+func TestRamdiskPartitionSetsDevNodes(t *testing.T) {
+	result := android.GroupFixturePreparers(
+		fixture,
+		android.FixtureMergeMockFs(android.MockFS{
+			"ramdisk_node_list": nil,
+		}),
+	).RunTestWithBp(t, `
+		android_filesystem {
+			name: "ramdisk_filesystem",
+			partition_name: "ramdisk",
+		}
+		filegroup {
+			name: "ramdisk_node_list",
+			srcs: ["ramdisk_node_list"],
+		}
+	`)
+
+	android.AssertBoolEquals(
+		t,
+		"Generated ramdisk image expected to depend on \"ramdisk_node_list\" module",
+		true,
+		java.CheckModuleHasDependency(t, result.TestContext, "ramdisk_filesystem", "android_common", "ramdisk_node_list"),
+	)
+}
diff --git a/fsgen/filesystem_creator.go b/fsgen/filesystem_creator.go
index 6723539..6de9982 100644
--- a/fsgen/filesystem_creator.go
+++ b/fsgen/filesystem_creator.go
@@ -372,7 +372,7 @@
 	}
 	switch partitionType {
 	case "system_dlkm":
-		props.Srcs = ctx.Config().ProductVariables().PartitionVarsForSoongMigrationOnlyDoNotUse.SystemKernelModules
+		props.Srcs = android.ExistentPathsForSources(ctx, ctx.Config().ProductVariables().PartitionVarsForSoongMigrationOnlyDoNotUse.SystemKernelModules).Strings()
 		props.System_dlkm_specific = proptools.BoolPtr(true)
 		if len(ctx.Config().ProductVariables().PartitionVarsForSoongMigrationOnlyDoNotUse.SystemKernelLoadModules) == 0 {
 			// Create empty modules.load file for system
@@ -383,7 +383,7 @@
 			props.Blocklist_file = proptools.StringPtr(blocklistFile)
 		}
 	case "vendor_dlkm":
-		props.Srcs = ctx.Config().ProductVariables().PartitionVarsForSoongMigrationOnlyDoNotUse.VendorKernelModules
+		props.Srcs = android.ExistentPathsForSources(ctx, ctx.Config().ProductVariables().PartitionVarsForSoongMigrationOnlyDoNotUse.VendorKernelModules).Strings()
 		if len(ctx.Config().ProductVariables().PartitionVarsForSoongMigrationOnlyDoNotUse.SystemKernelModules) > 0 {
 			props.System_deps = []string{":" + generatedModuleName(ctx.Config(), "system_dlkm-kernel-modules") + "{.modules}"}
 		}
@@ -392,7 +392,7 @@
 			props.Blocklist_file = proptools.StringPtr(blocklistFile)
 		}
 	case "odm_dlkm":
-		props.Srcs = ctx.Config().ProductVariables().PartitionVarsForSoongMigrationOnlyDoNotUse.OdmKernelModules
+		props.Srcs = android.ExistentPathsForSources(ctx, ctx.Config().ProductVariables().PartitionVarsForSoongMigrationOnlyDoNotUse.OdmKernelModules).Strings()
 		props.Odm_dlkm_specific = proptools.BoolPtr(true)
 		if blocklistFile := ctx.Config().ProductVariables().PartitionVarsForSoongMigrationOnlyDoNotUse.OdmKernelBlocklistFile; blocklistFile != "" {
 			props.Blocklist_file = proptools.StringPtr(blocklistFile)
diff --git a/java/base.go b/java/base.go
index 427c28c..3bf2e23 100644
--- a/java/base.go
+++ b/java/base.go
@@ -766,7 +766,8 @@
 	apexInfo, _ := android.ModuleProvider(ctx, android.ApexInfoProvider)
 	isJacocoAgent := ctx.ModuleName() == "jacocoagent"
 
-	if j.DirectlyInAnyApex() && !isJacocoAgent && !apexInfo.IsForPlatform() {
+	compileDex := Bool(j.dexProperties.Compile_dex) || Bool(j.properties.Installable)
+	if compileDex && !isJacocoAgent && !apexInfo.IsForPlatform() {
 		if !inList(ctx.ModuleName(), config.InstrumentFrameworkModules) {
 			return true
 		} else if ctx.Config().IsEnvTrue("EMMA_INSTRUMENT_FRAMEWORK") {
@@ -1735,20 +1736,10 @@
 
 	completeStaticLibsImplementationJarsToCombine := completeStaticLibsImplementationJars
 
-	// Enable dex compilation for the APEX variants, unless it is disabled explicitly
-	compileDex := Bool(j.dexProperties.Compile_dex)
 	apexInfo, _ := android.ModuleProvider(ctx, android.ApexInfoProvider)
-	if j.DirectlyInAnyApex() && !apexInfo.IsForPlatform() {
-		if j.dexProperties.Compile_dex == nil {
-			compileDex = true
-		}
-		if j.deviceProperties.Hostdex == nil {
-			j.deviceProperties.Hostdex = proptools.BoolPtr(true)
-		}
-	}
-	if Bool(j.properties.Installable) {
-		compileDex = true
-	}
+
+	// Enable dex compilation for the APEX variants, unless it is disabled explicitly
+	compileDex := Bool(j.dexProperties.Compile_dex) || Bool(j.properties.Installable)
 
 	if j.shouldInstrument(ctx) && (!ctx.Device() || compileDex) {
 		instrumentedOutputFile := j.instrument(ctx, flags, outputFile, jarName, specs)
@@ -2331,7 +2322,10 @@
 		"stable.core.platform.api.stubs",
 		"stub-annotations", "private-stub-annotations-jar",
 		"core-lambda-stubs",
-		"core-generated-annotation-stubs":
+		"core-generated-annotation-stubs",
+		// jacocoagent only uses core APIs, but has to specify a non-core sdk_version so it can use
+		// a prebuilt SDK to avoid circular dependencies when it statically included in the bootclasspath.
+		"jacocoagent":
 		return javaCore, true
 	case android.SdkPublic.DefaultJavaLibraryName():
 		return javaSdk, true
diff --git a/java/testing.go b/java/testing.go
index 988514d..cb3245b 100644
--- a/java/testing.go
+++ b/java/testing.go
@@ -190,6 +190,7 @@
 				"//apex_available:anyapex",
 				"//apex_available:platform",
 			],
+			compile_dex: true,
 		}
 	`)),
 )