Merge "Log if ApplicationThread is used from Non-System" into main (74714952) · Commits · e / os / android_frameworks_base

core/java/android/app/ActivityThread.java

+34 −0

Original line number	Diff line number	Diff line
		@@ -298,6 +298,7 @@ import java.util.TimeZone;
		import java.util.concurrent.Executor;
		import java.util.concurrent.atomic.AtomicInteger;
		import java.util.function.Consumer;
		import java.util.stream.Collectors;

		/**
		* This manages the execution of the main thread in an
		@@ -1168,6 +1169,39 @@ public final class ActivityThread extends ClientTransactionHandler
		ApplicationThread() {
		}

		@Override
		public boolean onTransact(int code, Parcel data, Parcel reply, int flags)
		throws RemoteException {
		if (Build.IS_DEBUGGABLE) {
		int callingUid = Binder.getCallingUid();
		if (callingUid != Process.SYSTEM_UID) {
		String packageName;
		if (callingUid == Process.ROOT_UID) {
		packageName = "root";
		} else {
		String[] packagesForUid =
		getSystemContext().getPackageManager().getPackagesForUid(
		callingUid);
		if (packagesForUid == null \|\| packagesForUid.length == 0) {
		packageName = "unknown";
		} else if (packagesForUid.length == 1) {
		packageName = packagesForUid[0];
		} else {
		packageName = Arrays.asList(packagesForUid).stream().sorted().collect(
		Collectors.joining(", "));
		}
		}
		Slog.wtf(TAG, "ApplicationThread called by non-system process"
		+ " (callingUid: " + callingUid
		+ "; packageName: " + packageName
		+ "; code: " + code
		+ "; flags: " + flags
		+ ")");
		}
		}
		return super.onTransact(code, data, reply, flags);
		}

		private static final String DB_CONNECTION_INFO_HEADER = " %8s %8s %14s %5s %5s %5s %s";
		private static final String DB_CONNECTION_INFO_FORMAT = " %8s %8s %14s %5d %5d %5d %s";
		private static final String DB_POOL_INFO_HEADER = " %13s %13s %13s %s";