Send broadcast when changing restrict background.

When changing global restrict background status, send connectivity
change broadcast, since it radically changes DISCONNECTED/BLOCKED
status system-wide.

Also reduce verbose stats logging.

Bug: 5854466
Change-Id: I3b612c520f50cc3000a3a569b7e0ab5f691cc2bd

1 files changed, 23 insertions, 6 deletions

diff --git a/services/java/com/android/server/ConnectivityService.java b/services/java/com/android/server/ConnectivityService.java
index a372fb8..eab60a7 100644
--- a/services/java/com/android/server/ConnectivityService.java
+++ b/services/java/com/android/server/ConnectivityService.java
@@ -1394,9 +1394,7 @@ private NetworkStateTracker makeWimaxStateTracker() {
     private INetworkPolicyListener mPolicyListener = new INetworkPolicyListener.Stub() {
         @Override
         public void onUidRulesChanged(int uid, int uidRules) {
-            // only someone like NPMS should only be calling us
-            mContext.enforceCallingOrSelfPermission(MANAGE_NETWORK_POLICY, TAG);
-
+            // caller is NPMS, since we only register with them
             if (LOGD_RULES) {
                 log("onUidRulesChanged(uid=" + uid + ", uidRules=" + uidRules + ")");
             }
@@ -1415,9 +1413,7 @@ private NetworkStateTracker makeWimaxStateTracker() {
 
         @Override
         public void onMeteredIfacesChanged(String[] meteredIfaces) {
-            // only someone like NPMS should only be calling us
-            mContext.enforceCallingOrSelfPermission(MANAGE_NETWORK_POLICY, TAG);
-
+            // caller is NPMS, since we only register with them
             if (LOGD_RULES) {
                 log("onMeteredIfacesChanged(ifaces=" + Arrays.toString(meteredIfaces) + ")");
             }
@@ -1429,6 +1425,27 @@ private NetworkStateTracker makeWimaxStateTracker() {
                 }
             }
         }
+
+        @Override
+        public void onRestrictBackgroundChanged(boolean restrictBackground) {
+            // caller is NPMS, since we only register with them
+            if (LOGD_RULES) {
+                log("onRestrictBackgroundChanged(restrictBackground=" + restrictBackground + ")");
+            }
+
+            // kick off connectivity change broadcast for active network, since
+            // global background policy change is radical.
+            final int networkType = mActiveDefaultNetwork;
+            if (isNetworkTypeValid(networkType)) {
+                final NetworkStateTracker tracker = mNetTrackers[networkType];
+                if (tracker != null) {
+                    final NetworkInfo info = tracker.getNetworkInfo();
+                    if (info != null && info.isConnected()) {
+                        sendConnectedBroadcast(info);
+                    }
+                }
+            }
+        }
     };
 
     /**