Merge "Add temp debug logging for app ops" (22d8f8d4) · Commits · e / os / android_frameworks_base

core/java/android/app/AppOpsManager.java

+49 −0

Original line number	Diff line number	Diff line
		@@ -39,6 +39,7 @@ import android.os.Parcelable;
		import android.os.Process;
		import android.os.RemoteCallback;
		import android.os.RemoteException;
		import android.os.SystemProperties;
		import android.os.UserManager;
		import android.provider.Settings;
		import android.util.ArrayMap;
		@@ -1712,6 +1713,12 @@ public class AppOpsManager {
		/** @hide */
		public static final String KEY_HISTORICAL_OPS = "historical_ops";

		/** System properties for debug logging of noteOp call sites */
		private static final String DEBUG_LOGGING_ENABLE_PROP = "appops.logging_enabled";
		private static final String DEBUG_LOGGING_PACKAGES_PROP = "appops.logging_packages";
		private static final String DEBUG_LOGGING_OPS_PROP = "appops.logging_ops";
		private static final String DEBUG_LOGGING_TAG = "AppOpsManager";

		/**
		* Retrieve the op switch that controls the given operation.
		* @hide
		@@ -4469,6 +4476,7 @@ public class AppOpsManager {
		*/
		@UnsupportedAppUsage
		public int noteOpNoThrow(int op, int uid, String packageName) {
		logNoteOpIfNeeded(op, packageName);
		try {
		return mService.noteOperation(op, uid, packageName);
		} catch (RemoteException e) {
		@@ -4834,4 +4842,45 @@ public class AppOpsManager {

		return AppOpsManager.MODE_DEFAULT;
		}

		private static void logNoteOpIfNeeded(int op, String callingPackage) {
		// Check if debug logging propety is enabled.
		if (!SystemProperties.getBoolean(DEBUG_LOGGING_ENABLE_PROP, false)) {
		return;
		}
		// Check if this package should be logged.
		String packages = SystemProperties.get(DEBUG_LOGGING_PACKAGES_PROP, "");
		if (!"".equals(packages) && callingPackage != null) {
		boolean found = false;
		for (String pkg : packages.split(",")) {
		if (callingPackage.equals(pkg)) {
		found = true;
		break;
		}
		}
		if (!found) {
		return;
		}
		}
		String opStr = opToName(op);
		// Check if this app op should be logged
		String logOps = SystemProperties.get(DEBUG_LOGGING_OPS_PROP, "");
		if (!"".equals(logOps)) {
		boolean found = false;
		for (String logOp : logOps.split(",")) {
		if (opStr.equals(logOp)) {
		found = true;
		break;
		}
		}
		if (!found) {
		return;
		}
		}

		// Log a stack trace
		Exception here = new Exception("HERE!");
		android.util.Log.i(DEBUG_LOGGING_TAG, "Note operation package= " + callingPackage
		+ " op= " + opStr, here);
		}
		}