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[RESTRICT AUTOMERGE] Restrict app transition maximum duration am: 6de34f8ee7

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Change-Id: Ife9f07b7efaf6e56673985f0ec77866fa1b9eafe
This commit is contained in:
lumark
2020-05-05 21:04:47 +00:00
committed by Automerger Merge Worker
parent 30af5fb761 6de34f8ee7
commit 4dd4ed005a
2 changed files with 12 additions and 1 deletions
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1
services/core/java/com/android/server/wm/AppTransition.java
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@@ -170,6 +170,7 @@ public class AppTransition implements Dump {
private static final int MAX_CLIP_REVEAL_TRANSITION_DURATION = 420;
private static final int THUMBNAIL_APP_TRANSITION_DURATION = 336;
private static final long APP_TRANSITION_TIMEOUT_MS = 5000;
static final int MAX_APP_TRANSITION_DURATION = 3 * 1000; // 3 secs.
private final Context mContext;
private final WindowManagerService mService;

12
services/core/java/com/android/server/wm/AppWindowToken.java
View File

@@ -38,6 +38,7 @@ import static android.view.WindowManager.TRANSIT_WALLPAPER_OPEN;
import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_ANIM;
import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER;
import static com.android.server.wm.AppTransition.MAX_APP_TRANSITION_DURATION;
import static com.android.server.wm.AppWindowTokenProto.ALL_DRAWN;
import static com.android.server.wm.AppWindowTokenProto.APP_STOPPED;
import static com.android.server.wm.AppWindowTokenProto.CLIENT_HIDDEN;
@@ -2695,7 +2696,16 @@ class AppWindowToken extends WindowToken implements WindowManagerService.AppFree
displayConfig.uiMode, displayConfig.orientation, frame, displayFrame, insets,
surfaceInsets, stableInsets, isVoiceInteraction, freeform, getTask().mTaskId);
if (a != null) {
if (DEBUG_ANIM) logWithStack(TAG, "Loaded animation " + a + " for " + this);
if (a != null) {
// Setup the maximum app transition duration to prevent malicious app may set a long
// animation duration or infinite repeat counts for the app transition through
// ActivityOption#makeCustomAnimation or WindowManager#overridePendingTransition.
a.restrictDuration(MAX_APP_TRANSITION_DURATION);
}
if (DEBUG_ANIM) {
logWithStack(TAG, "Loaded animation " + a + " for " + this
+ ", duration: " + ((a != null) ? a.getDuration() : 0));
}
final int containingWidth = frame.width();
final int containingHeight = frame.height();
a.initialize(containingWidth, containingHeight, width, height);