Merge "Don't shared oem-defined libs to vendor apks" (77a41b25) · Commits · e / os / android_system_core

libnativeloader/native_loader.cpp

+33 −28

Original line number	Diff line number	Diff line
		@@ -236,6 +236,10 @@ class LibraryNamespaces {
		// Different name is useful for debugging
		namespace_name = kVendorClassloaderNamespaceName;
		ALOGD("classloader namespace configured for unbundled vendor apk. library_path=%s", library_path.c_str());
		} else if (!oem_public_libraries_.empty()) {
		// oem_public_libraries are NOT available to vendor apks, otherwise it
		// would be system->vendor violation.
		system_exposed_libraries = system_exposed_libraries + ":" + oem_public_libraries_.c_str();
		}

		NativeLoaderNamespace native_loader_ns;
		@@ -353,9 +357,36 @@ class LibraryNamespaces {
		"Error reading public native library list from \"%s\": %s",
		public_native_libraries_system_config.c_str(), error_msg.c_str());

		// For debuggable platform builds use ANDROID_ADDITIONAL_PUBLIC_LIBRARIES environment
		// variable to add libraries to the list. This is intended for platform tests only.
		if (is_debuggable()) {
		const char* additional_libs = getenv("ANDROID_ADDITIONAL_PUBLIC_LIBRARIES");
		if (additional_libs != nullptr && additional_libs[0] != '\0') {
		std::vector<std::string> additional_libs_vector = base::Split(additional_libs, ":");
		std::copy(additional_libs_vector.begin(), additional_libs_vector.end(),
		std::back_inserter(sonames));
		}
		}

		// android_init_namespaces() expects all the public libraries
		// to be loaded so that they can be found by soname alone.
		//
		// TODO(dimitry): this is a bit misleading since we do not know
		// if the vendor public library is going to be opened from /vendor/lib
		// we might as well end up loading them from /system/lib
		// For now we rely on CTS test to catch things like this but
		// it should probably be addressed in the future.
		for (const auto& soname : sonames) {
		LOG_ALWAYS_FATAL_IF(dlopen(soname.c_str(), RTLD_NOW \| RTLD_NODELETE) == nullptr,
		"Error preloading public library %s: %s", soname.c_str(), dlerror());
		}

		system_public_libraries_ = base::Join(sonames, ':');

		// read /system/etc/public.libraries-<companyname>.txt which contain partner defined
		// system libs that are exposed to apps. The libs in the txt files must be
		// named as lib<name>.<companyname>.so.
		sonames.clear();
		std::string dirname = base::Dirname(public_native_libraries_system_config);
		std::unique_ptr<DIR, decltype(&closedir)> dir(opendir(dirname.c_str()), closedir);
		if (dir != nullptr) {
		@@ -396,39 +427,12 @@ class LibraryNamespaces {
		}
		}
		}
		oem_public_libraries_ = base::Join(sonames, ':');

		// Insert VNDK version to llndk and vndksp config file names.
		insert_vndk_version_str(&llndk_native_libraries_system_config);
		insert_vndk_version_str(&vndksp_native_libraries_system_config);

		// For debuggable platform builds use ANDROID_ADDITIONAL_PUBLIC_LIBRARIES environment
		// variable to add libraries to the list. This is intended for platform tests only.
		if (is_debuggable()) {
		const char* additional_libs = getenv("ANDROID_ADDITIONAL_PUBLIC_LIBRARIES");
		if (additional_libs != nullptr && additional_libs[0] != '\0') {
		std::vector<std::string> additional_libs_vector = base::Split(additional_libs, ":");
		std::copy(additional_libs_vector.begin(),
		additional_libs_vector.end(),
		std::back_inserter(sonames));
		}
		}

		// android_init_namespaces() expects all the public libraries
		// to be loaded so that they can be found by soname alone.
		//
		// TODO(dimitry): this is a bit misleading since we do not know
		// if the vendor public library is going to be opened from /vendor/lib
		// we might as well end up loading them from /system/lib
		// For now we rely on CTS test to catch things like this but
		// it should probably be addressed in the future.
		for (const auto& soname : sonames) {
		LOG_ALWAYS_FATAL_IF(dlopen(soname.c_str(), RTLD_NOW \| RTLD_NODELETE) == nullptr,
		"Error preloading public library %s: %s",
		soname.c_str(), dlerror());
		}

		system_public_libraries_ = base::Join(sonames, ':');

		sonames.clear();
		ReadConfig(llndk_native_libraries_system_config, &sonames, always_true);
		system_llndk_libraries_ = base::Join(sonames, ':');
		@@ -554,6 +558,7 @@ class LibraryNamespaces {
		std::vector<std::pair<jweak, NativeLoaderNamespace>> namespaces_;
		std::string system_public_libraries_;
		std::string vendor_public_libraries_;
		std::string oem_public_libraries_;
		std::string system_llndk_libraries_;
		std::string system_vndksp_libraries_;

libnativeloader/test/Android.mk

+20 −0

Original line number	Diff line number	Diff line
		@@ -28,3 +28,23 @@ LOCAL_SRC_FILES:= $(LOCAL_MODULE)
		LOCAL_MODULE_CLASS := ETC
		LOCAL_MODULE_PATH := $(TARGET_OUT_ETC)
		include $(BUILD_PREBUILT)

		include $(CLEAR_VARS)
		LOCAL_PACKAGE_NAME := oemlibrarytest-system
		LOCAL_MODULE_TAGS := tests
		LOCAL_MANIFEST_FILE := system/AndroidManifest.xml
		LOCAL_SRC_FILES := $(call all-java-files-under, src)
		LOCAL_SDK_VERSION := current
		LOCAL_PROGUARD_ENABLED := disabled
		LOCAL_MODULE_PATH := $(TARGET_OUT_APPS)
		include $(BUILD_PACKAGE)

		include $(CLEAR_VARS)
		LOCAL_PACKAGE_NAME := oemlibrarytest-vendor
		LOCAL_MODULE_TAGS := tests
		LOCAL_MANIFEST_FILE := vendor/AndroidManifest.xml
		LOCAL_SRC_FILES := $(call all-java-files-under, src)
		LOCAL_SDK_VERSION := current
		LOCAL_PROGUARD_ENABLED := disabled
		LOCAL_MODULE_PATH := $(TARGET_OUT_VENDOR_APPS)
		include $(BUILD_PACKAGE)

libnativeloader/test/runtest.sh

0 → 100755

+11 −0

Original line number	Diff line number	Diff line
		#!/bin/bash
		adb root
		adb remount
		adb sync
		adb shell stop
		adb shell start
		sleep 5 # wait until device reboots
		adb logcat -c;
		adb shell am start -n android.test.app.system/android.test.app.TestActivity
		adb shell am start -n android.test.app.vendor/android.test.app.TestActivity
		adb logcat \| grep android.test.app

libnativeloader/test/src/android/test/app/TestActivity.java

0 → 100644

+42 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2018 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		package android.test.app;

		import android.app.Activity;
		import android.os.Bundle;
		import android.util.Log;

		public class TestActivity extends Activity {

		@Override
		public void onCreate(Bundle icicle) {
		super.onCreate(icicle);
		tryLoadingLib("foo.oem1");
		tryLoadingLib("bar.oem1");
		tryLoadingLib("foo.oem2");
		tryLoadingLib("bar.oem2");
		}

		private void tryLoadingLib(String name) {
		try {
		System.loadLibrary(name);
		Log.d(getPackageName(), "library " + name + " is successfully loaded");
		} catch (UnsatisfiedLinkError e) {
		Log.d(getPackageName(), "failed to load libarary " + name, e);
		}
		}
		}

libnativeloader/test/system/AndroidManifest.xml

0 → 100644

+31 −0

Original line number	Diff line number	Diff line
		<?xml version="1.0" encoding="utf-8"?>
		<!--
		* Copyright (C) 2018 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		-->

		<manifest xmlns:android="http://schemas.android.com/apk/res/android"
		package="android.test.app.system">

		<application>
		<activity android:name="android.test.app.TestActivity" >
		<intent-filter>
		<action android:name="android.intent.action.MAIN" />
		<category android:name="android.intent.category.LAUNCHER" />
		</intent-filter>
		</activity>
		</application>

		</manifest>