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Merge "[GraphicsEnvironment] Minor polish."

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This commit is contained in:
Peiyong Lin
2020-09-25 20:06:07 +00:00
committed by Android (Google) Code Review
parent 57928e6a37 dacef1a9fe
commit 64389beb16
1 changed files with 115 additions and 112 deletions
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227
core/java/android/os/GraphicsEnvironment.java
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@@ -29,6 +29,7 @@ import android.content.pm.ResolveInfo;
import android.content.res.AssetFileDescriptor;
import android.content.res.AssetManager;
import android.provider.Settings;
import android.text.TextUtils;
import android.util.Log;
import android.widget.Toast;
@@ -43,11 +44,14 @@ import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/** @hide */
/**
* GraphicsEnvironment sets up necessary properties for the graphics environment of the
* application process.
*
* @hide
*/
public class GraphicsEnvironment {
private static final GraphicsEnvironment sInstance = new GraphicsEnvironment();
@@ -64,27 +68,35 @@ public class GraphicsEnvironment {
private static final String SYSTEM_DRIVER_NAME = "system";
private static final String SYSTEM_DRIVER_VERSION_NAME = "";
private static final long SYSTEM_DRIVER_VERSION_CODE = 0;
// System properties related to updatable graphics drivers.
private static final String PROPERTY_GFX_DRIVER_PRODUCTION = "ro.gfx.driver.0";
private static final String PROPERTY_GFX_DRIVER_PRERELEASE = "ro.gfx.driver.1";
private static final String PROPERTY_GFX_DRIVER_BUILD_TIME = "ro.gfx.driver_build_time";
// Metadata flags within the <application> tag in the AndroidManifest.xml file.
private static final String METADATA_DRIVER_BUILD_TIME =
"com.android.graphics.driver.build_time";
private static final String METADATA_DEVELOPER_DRIVER_ENABLE =
"com.android.graphics.developerdriver.enable";
private static final String METADATA_INJECT_LAYERS_ENABLE =
"com.android.graphics.injectLayers.enable";
private static final String UPDATABLE_DRIVER_ALLOWLIST_ALL = "*";
private static final String UPDATABLE_DRIVER_SPHAL_LIBRARIES_FILENAME = "sphal_libraries.txt";
// ANGLE related properties.
private static final String ANGLE_RULES_FILE = "a4a_rules.json";
private static final String ANGLE_TEMP_RULES = "debug.angle.rules";
private static final String ACTION_ANGLE_FOR_ANDROID = "android.app.action.ANGLE_FOR_ANDROID";
private static final String ACTION_ANGLE_FOR_ANDROID_TOAST_MESSAGE =
"android.app.action.ANGLE_FOR_ANDROID_TOAST_MESSAGE";
private static final String INTENT_KEY_A4A_TOAST_MESSAGE = "A4A Toast Message";
private static final String UPDATABLE_DRIVER_ALLOWLIST_ALL = "*";
private static final String UPDATABLE_DRIVER_SPHAL_LIBRARIES_FILENAME = "sphal_libraries.txt";
private static final int VULKAN_1_0 = 0x00400000;
private static final int VULKAN_1_1 = 0x00401000;
// UPDATABLE_DRIVER_ALL_APPS
// Values for UPDATABLE_DRIVER_ALL_APPS
// 0: Default (Invalid values fallback to default as well)
// 1: All apps use updatable production driver
// 2: All apps use updatable prerelease driver
@@ -94,6 +106,15 @@ public class GraphicsEnvironment {
private static final int UPDATABLE_DRIVER_GLOBAL_OPT_IN_PRERELEASE_DRIVER = 2;
private static final int UPDATABLE_DRIVER_GLOBAL_OPT_IN_OFF = 3;
// Values for GLOBAL_SETTINGS_ANGLE_GL_DRIVER_ALL_ANGLE
private static final int ANGLE_GL_DRIVER_ALL_ANGLE_ON = 1;
private static final int ANGLE_GL_DRIVER_ALL_ANGLE_OFF = 0;
// Values for GLOBAL_SETTINGS_ANGLE_GL_DRIVER_SELECTION_VALUES
private static final String ANGLE_GL_DRIVER_CHOICE_DEFAULT = "default";
private static final String ANGLE_GL_DRIVER_CHOICE_ANGLE = "angle";
private static final String ANGLE_GL_DRIVER_CHOICE_NATIVE = "native";
private ClassLoader mClassLoader;
private String mLibrarySearchPaths;
private String mLibraryPermittedPaths;
@@ -106,12 +127,15 @@ public class GraphicsEnvironment {
final String packageName = context.getPackageName();
final ApplicationInfo appInfoWithMetaData =
getAppInfoWithMetadata(context, pm, packageName);
Trace.traceBegin(Trace.TRACE_TAG_GRAPHICS, "setupGpuLayers");
setupGpuLayers(context, coreSettings, pm, packageName, appInfoWithMetaData);
Trace.traceEnd(Trace.TRACE_TAG_GRAPHICS);
Trace.traceBegin(Trace.TRACE_TAG_GRAPHICS, "setupAngle");
setupAngle(context, coreSettings, pm, packageName);
Trace.traceEnd(Trace.TRACE_TAG_GRAPHICS);
Trace.traceBegin(Trace.TRACE_TAG_GRAPHICS, "chooseDriver");
if (!chooseDriver(context, coreSettings, pm, packageName, appInfoWithMetaData)) {
setGpuStats(SYSTEM_DRIVER_NAME, SYSTEM_DRIVER_VERSION_NAME, SYSTEM_DRIVER_VERSION_CODE,
@@ -132,36 +156,30 @@ public class GraphicsEnvironment {
*/
public static boolean shouldUseAngle(Context context, Bundle coreSettings,
String packageName) {
if (packageName.isEmpty()) {
Log.v(TAG, "No package name available yet, ANGLE should not be used");
if (TextUtils.isEmpty(packageName)) {
Log.v(TAG, "No package name specified, ANGLE should not be used");
return false;
}
final String devOptIn = getDriverForPkg(context, coreSettings, packageName);
if (DEBUG) {
Log.v(TAG, "ANGLE Developer option for '" + packageName + "' "
+ "set to: '" + devOptIn + "'");
}
final String devOptIn = getDriverForPackage(context, coreSettings, packageName);
Log.v(TAG, "ANGLE Developer option for '" + packageName + "' "
+ "set to: '" + devOptIn + "'");
// We only want to use ANGLE if the app is allowlisted or the developer has
// We only want to use ANGLE if the app is in the allowlist, or the developer has
// explicitly chosen something other than default driver.
// The allowlist will be generated by the ANGLE APK at both boot time and
// ANGLE update time. It will only include apps mentioned in the rules file.
final boolean allowlisted = checkAngleAllowlist(context, coreSettings, packageName);
final boolean requested = devOptIn.equals(sDriverMap.get(OpenGlDriverChoice.ANGLE));
final boolean useAngle = (allowlisted || requested);
if (!useAngle) {
return false;
}
final boolean allowed = checkAngleAllowlist(context, coreSettings, packageName);
final boolean requested = devOptIn.equals(ANGLE_GL_DRIVER_CHOICE_ANGLE);
if (allowlisted) {
if (allowed) {
Log.v(TAG, "ANGLE allowlist includes " + packageName);
}
if (requested) {
Log.v(TAG, "ANGLE developer option for " + packageName + ": " + devOptIn);
}
return true;
return allowed || requested;
}
private static int getVulkanVersion(PackageManager pm) {
@@ -315,23 +333,6 @@ public class GraphicsEnvironment {
setLayerPaths(mClassLoader, layerPaths);
}
enum OpenGlDriverChoice {
DEFAULT,
NATIVE,
ANGLE
}
private static final Map<OpenGlDriverChoice, String> sDriverMap = buildMap();
private static Map<OpenGlDriverChoice, String> buildMap() {
final Map<OpenGlDriverChoice, String> map = new HashMap<>();
map.put(OpenGlDriverChoice.DEFAULT, "default");
map.put(OpenGlDriverChoice.ANGLE, "angle");
map.put(OpenGlDriverChoice.NATIVE, "native");
return map;
}
private static List<String> getGlobalSettingsString(ContentResolver contentResolver,
Bundle bundle,
String globalSetting) {
@@ -378,18 +379,25 @@ public class GraphicsEnvironment {
return ai;
}
private static String getDriverForPkg(Context context, Bundle bundle, String packageName) {
final String allUseAngle;
private static String getDriverForPackage(Context context, Bundle bundle, String packageName) {
final int allUseAngle;
if (bundle != null) {
allUseAngle =
bundle.getString(Settings.Global.GLOBAL_SETTINGS_ANGLE_GL_DRIVER_ALL_ANGLE);
bundle.getInt(Settings.Global.GLOBAL_SETTINGS_ANGLE_GL_DRIVER_ALL_ANGLE);
} else {
ContentResolver contentResolver = context.getContentResolver();
allUseAngle = Settings.Global.getString(contentResolver,
Settings.Global.GLOBAL_SETTINGS_ANGLE_GL_DRIVER_ALL_ANGLE);
allUseAngle = Settings.Global.getInt(contentResolver,
Settings.Global.GLOBAL_SETTINGS_ANGLE_GL_DRIVER_ALL_ANGLE,
ANGLE_GL_DRIVER_ALL_ANGLE_OFF);
}
if ((allUseAngle != null) && allUseAngle.equals("1")) {
return sDriverMap.get(OpenGlDriverChoice.ANGLE);
if (allUseAngle == ANGLE_GL_DRIVER_ALL_ANGLE_ON) {
Log.v(TAG, "Turn on ANGLE for all applications.");
return ANGLE_GL_DRIVER_CHOICE_ANGLE;
}
// Make sure we have a good package name
if (TextUtils.isEmpty(packageName)) {
return ANGLE_GL_DRIVER_CHOICE_DEFAULT;
}
final ContentResolver contentResolver = context.getContentResolver();
@@ -400,25 +408,21 @@ public class GraphicsEnvironment {
getGlobalSettingsString(contentResolver, bundle,
Settings.Global.GLOBAL_SETTINGS_ANGLE_GL_DRIVER_SELECTION_VALUES);
// Make sure we have a good package name
if ((packageName == null) || (packageName.isEmpty())) {
return sDriverMap.get(OpenGlDriverChoice.DEFAULT);
}
// Make sure we have good settings to use
if (globalSettingsDriverPkgs.size() != globalSettingsDriverValues.size()) {
Log.w(TAG,
"Global.Settings values are invalid: "
+ "globalSettingsDriverPkgs.size = "
+ "number of packages: "
+ globalSettingsDriverPkgs.size() + ", "
+ "globalSettingsDriverValues.size = "
+ "number of values: "
+ globalSettingsDriverValues.size());
return sDriverMap.get(OpenGlDriverChoice.DEFAULT);
return ANGLE_GL_DRIVER_CHOICE_DEFAULT;
}
final int pkgIndex = getGlobalSettingsPkgIndex(packageName, globalSettingsDriverPkgs);
if (pkgIndex < 0) {
return sDriverMap.get(OpenGlDriverChoice.DEFAULT);
return ANGLE_GL_DRIVER_CHOICE_DEFAULT;
}
return globalSettingsDriverValues.get(pkgIndex);
@@ -446,27 +450,28 @@ public class GraphicsEnvironment {
}
/**
* Check for ANGLE debug package, but only for apps that can load them (dumpable)
* Check for ANGLE debug package, but only for apps that can load them.
* An application can load ANGLE debug package if it is a debuggable application, or
* the device is debuggable.
*/
private String getAngleDebugPackage(Context context, Bundle coreSettings) {
if (isDebuggable()) {
String debugPackage;
if (coreSettings != null) {
debugPackage =
coreSettings.getString(Settings.Global.GLOBAL_SETTINGS_ANGLE_DEBUG_PACKAGE);
} else {
ContentResolver contentResolver = context.getContentResolver();
debugPackage = Settings.Global.getString(contentResolver,
Settings.Global.GLOBAL_SETTINGS_ANGLE_DEBUG_PACKAGE);
}
if ((debugPackage != null) && (!debugPackage.isEmpty())) {
return debugPackage;
}
if (!isDebuggable()) {
return "";
}
final String debugPackage;
return "";
if (coreSettings != null) {
debugPackage =
coreSettings.getString(Settings.Global.GLOBAL_SETTINGS_ANGLE_DEBUG_PACKAGE);
} else {
ContentResolver contentResolver = context.getContentResolver();
debugPackage = Settings.Global.getString(contentResolver,
Settings.Global.GLOBAL_SETTINGS_ANGLE_DEBUG_PACKAGE);
}
if (TextUtils.isEmpty(debugPackage)) {
return "";
}
return debugPackage;
}
/**
@@ -491,7 +496,7 @@ public class GraphicsEnvironment {
final String angleTempRules = SystemProperties.get(ANGLE_TEMP_RULES);
if ((angleTempRules == null) || angleTempRules.isEmpty()) {
if (TextUtils.isEmpty(angleTempRules)) {
Log.v(TAG, "System property '" + ANGLE_TEMP_RULES + "' is not set or is empty");
return false;
}
@@ -583,11 +588,12 @@ public class GraphicsEnvironment {
*
* @param context
* @param bundle
* @param packageName
* @param pm
* @param packageName - package name of the application.
* @return true: ANGLE setup successfully
* false: ANGLE not setup (not on allowlist, ANGLE not present, etc.)
*/
public boolean setupAngle(Context context, Bundle bundle, PackageManager pm,
private boolean setupAngle(Context context, Bundle bundle, PackageManager pm,
String packageName) {
if (!shouldUseAngle(context, bundle, packageName)) {
@@ -612,18 +618,18 @@ public class GraphicsEnvironment {
// Otherwise, check to see if ANGLE is properly installed
if (angleInfo == null) {
anglePkgName = getAnglePackageName(pm);
if (!anglePkgName.isEmpty()) {
Log.i(TAG, "ANGLE package enabled: " + anglePkgName);
try {
// Production ANGLE libraries must be pre-installed as a system app
angleInfo = pm.getApplicationInfo(anglePkgName,
PackageManager.MATCH_SYSTEM_ONLY);
} catch (PackageManager.NameNotFoundException e) {
Log.w(TAG, "ANGLE package '" + anglePkgName + "' not installed");
return false;
}
} else {
Log.e(TAG, "Failed to find ANGLE package.");
if (TextUtils.isEmpty(anglePkgName)) {
Log.w(TAG, "Failed to find ANGLE package.");
return false;
}
Log.i(TAG, "ANGLE package enabled: " + anglePkgName);
try {
// Production ANGLE libraries must be pre-installed as a system app
angleInfo = pm.getApplicationInfo(anglePkgName,
PackageManager.MATCH_SYSTEM_ONLY);
} catch (PackageManager.NameNotFoundException e) {
Log.w(TAG, "ANGLE package '" + anglePkgName + "' not installed");
return false;
}
}
@@ -645,7 +651,7 @@ public class GraphicsEnvironment {
// load a driver, GraphicsEnv::getShouldUseAngle() has seen the package name before
// and can confidently answer yes/no based on the previously set developer
// option value.
final String devOptIn = getDriverForPkg(context, bundle, packageName);
final String devOptIn = getDriverForPackage(context, bundle, packageName);
if (setupAngleWithTempRulesFile(context, packageName, paths, devOptIn)) {
// We setup ANGLE with a temp rules file, so we're done here.
@@ -730,18 +736,18 @@ public class GraphicsEnvironment {
final boolean hasPrereleaseDriver = prereleaseDriver != null && !prereleaseDriver.isEmpty();
if (!hasProductionDriver && !hasPrereleaseDriver) {
if (DEBUG) {
Log.v(TAG,
"Neither updatable production driver nor prerelease driver is supported.");
}
Log.v(TAG, "Neither updatable production driver nor prerelease driver is supported.");
return null;
}
// To minimize risk of driver updates crippling the device beyond user repair, never use an
// updated driver for privileged or non-updated system apps. Presumably pre-installed apps
// were tested thoroughly with the pre-installed driver.
// To minimize risk of driver updates crippling the device beyond user repair, never use the
// updatable drivers for privileged or non-updated system apps. Presumably pre-installed
// apps were tested thoroughly with the system driver.
if (ai.isPrivilegedApp() || (ai.isSystemApp() && !ai.isUpdatedSystemApp())) {
if (DEBUG) Log.v(TAG, "Ignoring driver package for privileged/non-updated system app.");
if (DEBUG) {
Log.v(TAG,
"Ignore updatable driver package for privileged/non-updated system app.");
}
return null;
}
@@ -758,13 +764,13 @@ public class GraphicsEnvironment {
// 6. UPDATABLE_DRIVER_PRODUCTION_ALLOWLIST
switch (coreSettings.getInt(Settings.Global.UPDATABLE_DRIVER_ALL_APPS, 0)) {
case UPDATABLE_DRIVER_GLOBAL_OPT_IN_OFF:
if (DEBUG) Log.v(TAG, "updatable driver is turned off on this device.");
Log.v(TAG, "The updatable driver is turned off on this device.");
return null;
case UPDATABLE_DRIVER_GLOBAL_OPT_IN_PRODUCTION_DRIVER:
if (DEBUG) Log.v(TAG, "All apps opt in to use updatable production driver.");
Log.v(TAG, "All apps opt in to use updatable production driver.");
return hasProductionDriver ? productionDriver : null;
case UPDATABLE_DRIVER_GLOBAL_OPT_IN_PRERELEASE_DRIVER:
if (DEBUG) Log.v(TAG, "All apps opt in to use updatable prerelease driver.");
Log.v(TAG, "All apps opt in to use updatable prerelease driver.");
return hasPrereleaseDriver && enablePrereleaseDriver ? prereleaseDriver : null;
case UPDATABLE_DRIVER_GLOBAL_OPT_IN_DEFAULT:
default:
@@ -775,20 +781,20 @@ public class GraphicsEnvironment {
if (getGlobalSettingsString(null, coreSettings,
Settings.Global.UPDATABLE_DRIVER_PRODUCTION_OPT_OUT_APPS)
.contains(appPackageName)) {
if (DEBUG) Log.v(TAG, "App opts out for updatable production driver.");
Log.v(TAG, "App opts out for updatable production driver.");
return null;
}
if (getGlobalSettingsString(
null, coreSettings, Settings.Global.UPDATABLE_DRIVER_PRERELEASE_OPT_IN_APPS)
.contains(appPackageName)) {
if (DEBUG) Log.v(TAG, "App opts in for updatable prerelease driver.");
Log.v(TAG, "App opts in for updatable prerelease driver.");
return hasPrereleaseDriver && enablePrereleaseDriver ? prereleaseDriver : null;
}
// Early return here since the rest logic is only for updatable production Driver.
if (!hasProductionDriver) {
if (DEBUG) Log.v(TAG, "Updatable production driver is not supported on the device.");
Log.v(TAG, "Updatable production driver is not supported on the device.");
return null;
}
@@ -801,7 +807,7 @@ public class GraphicsEnvironment {
Settings.Global.UPDATABLE_DRIVER_PRODUCTION_ALLOWLIST);
if (!isOptIn && allowlist.indexOf(UPDATABLE_DRIVER_ALLOWLIST_ALL) != 0
&& !allowlist.contains(appPackageName)) {
if (DEBUG) Log.v(TAG, "App is not on the allowlist for updatable production driver.");
Log.v(TAG, "App is not on the allowlist for updatable production driver.");
return null;
}
@@ -811,7 +817,7 @@ public class GraphicsEnvironment {
&& getGlobalSettingsString(
null, coreSettings, Settings.Global.UPDATABLE_DRIVER_PRODUCTION_DENYLIST)
.contains(appPackageName)) {
if (DEBUG) Log.v(TAG, "App is on the denylist for updatable production driver.");
Log.v(TAG, "App is on the denylist for updatable production driver.");
return null;
}
@@ -834,7 +840,7 @@ public class GraphicsEnvironment {
driverPackageInfo = pm.getPackageInfo(driverPackageName,
PackageManager.MATCH_SYSTEM_ONLY | PackageManager.GET_META_DATA);
} catch (PackageManager.NameNotFoundException e) {
Log.w(TAG, "driver package '" + driverPackageName + "' not installed");
Log.w(TAG, "updatable driver package '" + driverPackageName + "' not installed");
return false;
}
@@ -843,7 +849,7 @@ public class GraphicsEnvironment {
final ApplicationInfo driverAppInfo = driverPackageInfo.applicationInfo;
if (driverAppInfo.targetSdkVersion < Build.VERSION_CODES.O) {
if (DEBUG) {
Log.w(TAG, "updated driver package is not known to be compatible with O");
Log.w(TAG, "updatable driver package is not compatible with O");
}
return false;
}
@@ -853,7 +859,7 @@ public class GraphicsEnvironment {
if (DEBUG) {
// This is the normal case for the pre-installed empty driver package, don't spam
if (driverAppInfo.isUpdatedSystemApp()) {
Log.w(TAG, "updated driver package has no compatible native libraries");
Log.w(TAG, "Updatable driver package has no compatible native libraries");
}
}
return false;
@@ -867,11 +873,8 @@ public class GraphicsEnvironment {
.append(abi);
final String paths = sb.toString();
final String sphalLibraries = getSphalLibraries(context, driverPackageName);
if (DEBUG) {
Log.v(TAG,
"gfx driver package search path: " + paths
+ ", required sphal libraries: " + sphalLibraries);
}
Log.v(TAG, "Updatable driver package search path: " + paths
+ ", required sphal libraries: " + sphalLibraries);
setDriverPathAndSphalLibraries(paths, sphalLibraries);
if (driverAppInfo.metaData == null) {
@@ -880,7 +883,7 @@ public class GraphicsEnvironment {
String driverBuildTime = driverAppInfo.metaData.getString(METADATA_DRIVER_BUILD_TIME);
if (driverBuildTime == null || driverBuildTime.length() <= 1) {
Log.v(TAG, "com.android.graphics.driver.build_time is not set");
Log.w(TAG, "com.android.graphics.driver.build_time is not set");
driverBuildTime = "L0";
}
// driver_build_time in the meta-data is in "L<Unix epoch timestamp>" format. e.g. L123456.