Merge "Add some debugs to diagnose test failure." into tm-dev

services/core/java/com/android/server/net/NetworkPolicyLogger.java

@@ -77,6 +77,8 @@ public class NetworkPolicyLogger {
     private static final int EVENT_FIREWALL_CHAIN_ENABLED = 12;
     private static final int EVENT_UPDATE_METERED_RESTRICTED_PKGS = 13;
     private static final int EVENT_APP_IDLE_WL_CHANGED = 14;
+    private static final int EVENT_METERED_ALLOWLIST_CHANGED = 15;
+    private static final int EVENT_METERED_DENYLIST_CHANGED = 16;
 
     private final LogBuffer mNetworkBlockedBuffer = new LogBuffer(MAX_NETWORK_BLOCKED_LOG_SIZE);
     private final LogBuffer mUidStateChangeBuffer = new LogBuffer(MAX_LOG_SIZE);
@@ -89,7 +91,7 @@ public class NetworkPolicyLogger {
     void networkBlocked(int uid, @Nullable UidBlockedState uidBlockedState) {
         synchronized (mLock) {
             if (LOGD || uid == mDebugUid) {
-                Slog.d(TAG, "Blocked state of uid: " + uidBlockedState.toString());
+                Slog.d(TAG, "Blocked state of " + uid + ": " + uidBlockedState.toString());
             }
             if (uidBlockedState == null) {
                 mNetworkBlockedBuffer.networkBlocked(uid, BLOCKED_REASON_NONE, ALLOWED_REASON_NONE,
@@ -245,6 +247,24 @@ public class NetworkPolicyLogger {
         }
     }
 
+    void meteredAllowlistChanged(int uid, boolean added) {
+        synchronized (mLock) {
+            if (LOGD || mDebugUid == uid) {
+                Slog.d(TAG, getMeteredAllowlistChangedLog(uid, added));
+            }
+            mEventsBuffer.meteredAllowlistChanged(uid, added);
+        }
+    }
+
+    void meteredDenylistChanged(int uid, boolean added) {
+        synchronized (mLock) {
+            if (LOGD || mDebugUid == uid) {
+                Slog.d(TAG, getMeteredDenylistChangedLog(uid, added));
+            }
+            mEventsBuffer.meteredDenylistChanged(uid, added);
+        }
+    }
+
     void setDebugUid(int uid) {
         mDebugUid = uid;
     }
@@ -320,6 +340,14 @@ public class NetworkPolicyLogger {
         return "Firewall chain " + getFirewallChainName(chain) + " state: " + enabled;
     }
 
+    private static String getMeteredAllowlistChangedLog(int uid, boolean added) {
+        return "metered-allowlist for " + uid + " changed to " + added;
+    }
+
+    private static String getMeteredDenylistChangedLog(int uid, boolean added) {
+        return "metered-denylist for " + uid + " changed to " + added;
+    }
+
     private static String getFirewallChainName(int chain) {
         switch (chain) {
             case FIREWALL_CHAIN_DOZABLE:
@@ -520,6 +548,28 @@ public class NetworkPolicyLogger {
             data.timeStamp = System.currentTimeMillis();
         }
 
+        public void meteredAllowlistChanged(int uid, boolean added) {
+            final Data data = getNextSlot();
+            if (data == null) return;
+
+            data.reset();
+            data.type = EVENT_METERED_ALLOWLIST_CHANGED;
+            data.ifield1 = uid;
+            data.bfield1 = added;
+            data.timeStamp = System.currentTimeMillis();
+        }
+
+        public void meteredDenylistChanged(int uid, boolean added) {
+            final Data data = getNextSlot();
+            if (data == null) return;
+
+            data.reset();
+            data.type = EVENT_METERED_DENYLIST_CHANGED;
+            data.ifield1 = uid;
+            data.bfield1 = added;
+            data.timeStamp = System.currentTimeMillis();
+        }
+
         public void reverseDump(IndentingPrintWriter pw) {
             final Data[] allData = toArray();
             for (int i = allData.length - 1; i >= 0; --i) {
@@ -567,6 +617,10 @@ public class NetworkPolicyLogger {
                     return getUidFirewallRuleChangedLog(data.ifield1, data.ifield2, data.ifield3);
                 case EVENT_FIREWALL_CHAIN_ENABLED:
                     return getFirewallChainEnabledLog(data.ifield1, data.bfield1);
+                case EVENT_METERED_ALLOWLIST_CHANGED:
+                    return getMeteredAllowlistChangedLog(data.ifield1, data.bfield1);
+                case EVENT_METERED_DENYLIST_CHANGED:
+                    return getMeteredDenylistChangedLog(data.ifield1, data.bfield1);
                 default:
                     return String.valueOf(data.type);
             }

services/core/java/com/android/server/net/NetworkPolicyManagerService.java

@@ -4864,7 +4864,7 @@ public class NetworkPolicyManagerService extends INetworkPolicyManager.Stub {
                     + ", isAllowed=" + isAllowed
                     + ", isRestrictedByAdmin=" + isRestrictedByAdmin
                     + ", oldBlockedState=" + previousUidBlockedState.toString()
-                    + ", newBlockedState="
+                    + ", newBlockedState=" + uidBlockedState.toString()
                     + ", oldBlockedMeteredReasons=" + NetworkPolicyManager.blockedReasonsToString(
                     uidBlockedState.blockedReasons & BLOCKED_METERED_REASON_MASK)
                     + ", oldBlockedMeteredEffectiveReasons="
@@ -5420,6 +5420,7 @@ public class NetworkPolicyManagerService extends INetworkPolicyManager.Stub {
         if (LOGV) Slog.v(TAG, "setMeteredNetworkDenylist " + uid + ": " + enable);
         try {
             mNetworkManager.setUidOnMeteredNetworkDenylist(uid, enable);
+            mLogger.meteredAllowlistChanged(uid, enable);
         } catch (IllegalStateException e) {
             Log.wtf(TAG, "problem setting denylist (" + enable + ") rules for " + uid, e);
         } catch (RemoteException e) {
@@ -5431,6 +5432,7 @@ public class NetworkPolicyManagerService extends INetworkPolicyManager.Stub {
         if (LOGV) Slog.v(TAG, "setMeteredNetworkAllowlist " + uid + ": " + enable);
         try {
             mNetworkManager.setUidOnMeteredNetworkAllowlist(uid, enable);
+            mLogger.meteredDenylistChanged(uid, enable);
         } catch (IllegalStateException e) {
             Log.wtf(TAG, "problem setting allowlist (" + enable + ") rules for " + uid, e);
         } catch (RemoteException e) {
@@ -5563,7 +5565,9 @@ public class NetworkPolicyManagerService extends INetworkPolicyManager.Stub {
                     .setFirewallUidRule(FIREWALL_CHAIN_LOW_POWER_STANDBY, uid,
                             FIREWALL_RULE_DEFAULT);
             mNetworkManager.setUidOnMeteredNetworkAllowlist(uid, false);
+            mLogger.meteredAllowlistChanged(uid, false);
             mNetworkManager.setUidOnMeteredNetworkDenylist(uid, false);
+            mLogger.meteredDenylistChanged(uid, false);
         } catch (IllegalStateException e) {
             Log.wtf(TAG, "problem resetting firewall uid rules for " + uid, e);
         } catch (RemoteException e) {