Merge "Install required deps for flattened APEX."
diff --git a/android/bazel.go b/android/bazel.go
index f4fc038..becf988 100644
--- a/android/bazel.go
+++ b/android/bazel.go
@@ -379,6 +379,11 @@
 		"tools/platform-compat/java/android/compat":          Bp2BuildDefaultTrueRecursively,
 	}
 
+	// Per-module allowlist to always opt modules in of both bp2build and mixed builds.
+	bp2buildModuleAlwaysConvertList = []string{
+		"junit-params-assertj-core",
+	}
+
 	// Per-module denylist to always opt modules out of both bp2build and mixed builds.
 	bp2buildModuleDoNotConvertList = []string{
 		"libnativehelper_compat_libc", // Broken compile: implicit declaration of function 'strerror_r' is invalid in C99
@@ -569,11 +574,16 @@
 
 	// Used for quicker lookups
 	bp2buildModuleDoNotConvert  = map[string]bool{}
+	bp2buildModuleAlwaysConvert = map[string]bool{}
 	bp2buildCcLibraryStaticOnly = map[string]bool{}
 	mixedBuildsDisabled         = map[string]bool{}
 )
 
 func init() {
+	for _, moduleName := range bp2buildModuleAlwaysConvertList {
+		bp2buildModuleAlwaysConvert[moduleName] = true
+	}
+
 	for _, moduleName := range bp2buildModuleDoNotConvertList {
 		bp2buildModuleDoNotConvert[moduleName] = true
 	}
@@ -649,7 +659,14 @@
 }
 
 func (b *BazelModuleBase) shouldConvertWithBp2build(ctx BazelConversionContext, module blueprint.Module) bool {
-	if bp2buildModuleDoNotConvert[module.Name()] {
+	moduleNameNoPrefix := RemoveOptionalPrebuiltPrefix(module.Name())
+	alwaysConvert := bp2buildModuleAlwaysConvert[moduleNameNoPrefix]
+
+	if bp2buildModuleDoNotConvert[moduleNameNoPrefix] {
+		if alwaysConvert {
+			ctx.(BaseModuleContext).ModuleErrorf("a module cannot be in bp2buildModuleDoNotConvert" +
+				" and also be in bp2buildModuleAlwaysConvert")
+		}
 		return false
 	}
 
@@ -663,12 +680,17 @@
 	// This is a tristate value: true, false, or unset.
 	propValue := b.bazelProperties.Bazel_module.Bp2build_available
 	if bp2buildDefaultTrueRecursively(packagePath, config) {
+		if alwaysConvert {
+			ctx.(BaseModuleContext).ModuleErrorf("a module cannot be in a directory marked Bp2BuildDefaultTrue" +
+				" or Bp2BuildDefaultTrueRecursively and also be in bp2buildModuleAlwaysConvert")
+		}
+
 		// Allow modules to explicitly opt-out.
 		return proptools.BoolDefault(propValue, true)
 	}
 
 	// Allow modules to explicitly opt-in.
-	return proptools.BoolDefault(propValue, false)
+	return proptools.BoolDefault(propValue, alwaysConvert)
 }
 
 // bp2buildDefaultTrueRecursively checks that the package contains a prefix from the
diff --git a/apex/apex.go b/apex/apex.go
index 9ef5e4b..fe4c205 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -1755,6 +1755,7 @@
 					fi := apexFileForRustLibrary(ctx, r)
 					fi.isJniLib = isJniLib
 					filesInfo = append(filesInfo, fi)
+					return true // track transitive dependencies
 				} else {
 					propertyName := "native_shared_libs"
 					if isJniLib {
diff --git a/apex/apex_test.go b/apex/apex_test.go
index 990b6b2..f6b840f 100644
--- a/apex/apex_test.go
+++ b/apex/apex_test.go
@@ -971,6 +971,9 @@
 	rustDeps := ctx.ModuleForTests("foo.rust", "android_arm64_armv8-a_apex10000").Rule("rustc").Args["linkFlags"]
 	ensureContains(t, rustDeps, "libfoo.shared_from_rust/android_arm64_armv8-a_shared_current/libfoo.shared_from_rust.so")
 	ensureNotContains(t, rustDeps, "libfoo.shared_from_rust/android_arm64_armv8-a_shared/libfoo.shared_from_rust.so")
+
+	apexManifestRule := ctx.ModuleForTests("myapex", "android_common_myapex_image").Rule("apexManifestRule")
+	ensureListContains(t, names(apexManifestRule.Args["requireNativeLibs"]), "libfoo.shared_from_rust.so")
 }
 
 func TestApexCanUsePrivateApis(t *testing.T) {
@@ -6830,7 +6833,7 @@
 		apex {
 			name: "myapex",
 			key: "myapex.key",
-			jni_libs: ["mylib"],
+			jni_libs: ["mylib", "libfoo.rust"],
 			updatable: false,
 		}
 
@@ -6856,15 +6859,41 @@
 			stl: "none",
 			apex_available: [ "myapex" ],
 		}
+
+		rust_ffi_shared {
+			name: "libfoo.rust",
+			crate_name: "foo",
+			srcs: ["foo.rs"],
+			shared_libs: ["libfoo.shared_from_rust"],
+			prefer_rlib: true,
+			apex_available: ["myapex"],
+		}
+
+		cc_library_shared {
+			name: "libfoo.shared_from_rust",
+			srcs: ["mylib.cpp"],
+			system_shared_libs: [],
+			stl: "none",
+			stubs: {
+				versions: ["10", "11", "12"],
+			},
+		}
+
 	`)
 
 	rule := ctx.ModuleForTests("myapex", "android_common_myapex_image").Rule("apexManifestRule")
 	// Notice mylib2.so (transitive dep) is not added as a jni_lib
-	ensureEquals(t, rule.Args["opt"], "-a jniLibs mylib.so")
+	ensureEquals(t, rule.Args["opt"], "-a jniLibs libfoo.rust.so mylib.so")
 	ensureExactContents(t, ctx, "myapex", "android_common_myapex_image", []string{
 		"lib64/mylib.so",
 		"lib64/mylib2.so",
+		"lib64/libfoo.rust.so",
+		"lib64/libc++.so", // auto-added to libfoo.rust by Soong
+		"lib64/liblog.so", // auto-added to libfoo.rust by Soong
 	})
+
+	// b/220397949
+	ensureListContains(t, names(rule.Args["requireNativeLibs"]), "libfoo.shared_from_rust.so")
 }
 
 func TestApexMutatorsDontRunIfDisabled(t *testing.T) {
diff --git a/cc/androidmk.go b/cc/androidmk.go
index 9290272..318cd7c 100644
--- a/cc/androidmk.go
+++ b/cc/androidmk.go
@@ -560,10 +560,6 @@
 func (c *snapshotBinaryDecorator) AndroidMkEntries(ctx AndroidMkContext, entries *android.AndroidMkEntries) {
 	entries.Class = "EXECUTABLES"
 	entries.SubName = c.baseProperties.Androidmk_suffix
-
-	entries.ExtraEntries = append(entries.ExtraEntries, func(ctx android.AndroidMkExtraEntriesContext, entries *android.AndroidMkEntries) {
-		entries.AddStrings("LOCAL_MODULE_SYMLINKS", c.Properties.Symlinks...)
-	})
 }
 
 func (c *snapshotObjectLinker) AndroidMkEntries(ctx AndroidMkContext, entries *android.AndroidMkEntries) {
diff --git a/cc/binary.go b/cc/binary.go
index 6c7d581..0fe4490 100644
--- a/cc/binary.go
+++ b/cc/binary.go
@@ -441,6 +441,16 @@
 
 	// Need to determine symlinks early since some targets (ie APEX) need this
 	// information but will not call 'install'
+	binary.setSymlinkList(ctx)
+
+	return ret
+}
+
+func (binary *binaryDecorator) unstrippedOutputFilePath() android.Path {
+	return binary.unstrippedOutputFile
+}
+
+func (binary *binaryDecorator) setSymlinkList(ctx ModuleContext) {
 	for _, symlink := range binary.Properties.Symlinks {
 		binary.symlinks = append(binary.symlinks,
 			symlink+String(binary.Properties.Suffix)+ctx.toolchain().ExecutableSuffix())
@@ -457,12 +467,6 @@
 			binary.preferredArchSymlink = symlinkName
 		}
 	}
-
-	return ret
-}
-
-func (binary *binaryDecorator) unstrippedOutputFilePath() android.Path {
-	return binary.unstrippedOutputFile
 }
 
 func (binary *binaryDecorator) symlinkList() []string {
diff --git a/cc/snapshot_prebuilt.go b/cc/snapshot_prebuilt.go
index 753d74c..9d40ad0 100644
--- a/cc/snapshot_prebuilt.go
+++ b/cc/snapshot_prebuilt.go
@@ -680,6 +680,9 @@
 		Input:       in,
 	})
 
+	// binary snapshots need symlinking
+	p.setSymlinkList(ctx)
+
 	return outputFile
 }
 
diff --git a/cc/vendor_snapshot_test.go b/cc/vendor_snapshot_test.go
index 645b2cc..2bb43ab 100644
--- a/cc/vendor_snapshot_test.go
+++ b/cc/vendor_snapshot_test.go
@@ -741,6 +741,7 @@
 				src: "bin",
 			},
 		},
+		symlinks: ["binfoo", "binbar"],
 	}
 
 	vendor_snapshot_binary {
@@ -920,7 +921,21 @@
 	ctx.ModuleForTests("libvendor_without_snapshot", sharedVariant).Output("libvendor_without_snapshot.so")
 
 	// bin is installed by bin.vendor_binary.31.arm64
-	ctx.ModuleForTests("bin.vendor_binary.31.arm64", binaryVariant).Output("bin")
+	bin64Module := ctx.ModuleForTests("bin.vendor_binary.31.arm64", binaryVariant)
+	bin64Module.Output("bin")
+
+	// also test symlinks
+	bin64MkEntries := android.AndroidMkEntriesForTest(t, ctx, bin64Module.Module())
+	bin64KatiSymlinks := bin64MkEntries[0].EntryMap["LOCAL_SOONG_INSTALL_SYMLINKS"]
+
+	// Either AndroidMk entries contain symlinks, or symlinks should be installed by Soong
+	for _, symlink := range []string{"binfoo", "binbar"} {
+		if inList(symlink, bin64KatiSymlinks) {
+			continue
+		}
+
+		bin64Module.Output(symlink)
+	}
 
 	// bin32 is installed by bin32.vendor_binary.31.arm64
 	ctx.ModuleForTests("bin32.vendor_binary.31.arm64", binary32Variant).Output("bin32")
diff --git a/mk2rbc/mk2rbc.go b/mk2rbc/mk2rbc.go
index cb50a50..2b46c2e 100644
--- a/mk2rbc/mk2rbc.go
+++ b/mk2rbc/mk2rbc.go
@@ -430,7 +430,6 @@
 		{"TARGET_COPY_OUT_RECOVERY", "recovery"},
 		{"TARGET_COPY_OUT_VENDOR_RAMDISK", "vendor_ramdisk"},
 		// TODO(asmundak): to process internal config files, we need the following variables:
-		//    BOARD_CONFIG_VENDOR_PATH
 		//    TARGET_VENDOR
 		//    target_base_product
 		//
diff --git a/rust/OWNERS b/rust/OWNERS
index d07ef7e..ddaebc5 100644
--- a/rust/OWNERS
+++ b/rust/OWNERS
@@ -1,5 +1,5 @@
 # Additional owner/reviewers for rust rules, including parent directory owners.
-per-file * = chh@google.com, ivanlozano@google.com, jeffv@google.com, mmaurer@google.com, srhines@google.com
+per-file * = chiw@google.com, chriswailes@google.com, ivanlozano@google.com, jeffv@google.com, mmaurer@google.com, srhines@google.com
 
 # Limited owners/reviewers of the allowed list.
-per-file allowed_list.go = chh@google.com, ivanlozano@google.com, jeffv@google.com, mmaurer@google.com, srhines@google.com
+per-file allowed_list.go = chiw@google.com, chriswailes@google.com, ivanlozano@google.com, jeffv@google.com, mmaurer@google.com, srhines@google.com