commit 6621705f833816c76c52a137b706aa9d989d6422
author Junyu Lai <junyulai@google.com> Thu May 05 15:27:52 2022 +0800
committer Cherrypicker Worker <android-build-cherrypicker-worker@google.com> Fri May 13 10:01:07 2022 +0000
tree a64eec243ca384f18971c6b98eaace5a4d2674f7
parent 4ecf9dc10ae662ca34c2caf414f24a0a17b67f09

Limit data usage request per uid

Currently, there is no limtation for an app to request
data usage callback, which is dangerous if the app fire
hundreds of thousands requests and potientially this might
cause OOM if the apps don't free them.

Test: atest NetworkStatsObserversTest#testRegister_limit
Bug: 229103088
Change-Id: I8299f46fd47a82ec9b25ba2e0d3c95db5512c331
(cherry picked from commit f3c946278c83ab07ec18b5eb258a54865fc0993f)
Merged-In: I8299f46fd47a82ec9b25ba2e0d3c95db5512c331

service/src/com/android/server/ConnectivityService.java

diff --git a/service/src/com/android/server/ConnectivityService.java b/service/src/com/android/server/ConnectivityService.java
index 67a64d5..d3a267a 100644
--- a/service/src/com/android/server/ConnectivityService.java
+++ b/service/src/com/android/server/ConnectivityService.java
@@ -1187,6 +1187,7 @@
     /**
      * Keeps track of the number of requests made under different uids.
      */
+    // TODO: Remove the hack and use com.android.net.module.util.PerUidCounter instead.
     public static class PerUidCounter {
         private final int mMaxCountPerUid;