Log netd traffic nicely.

Create a LocalLog class for logging within a service for dumping in dumps.
Use it in the NativeDaemonConnector so we can get some insight into what
is happening in these lockups.

bug:5864209
Change-Id: I68ddc58847f3c8de613be9528570f8c3157d8274

1 files changed, 5 insertions, 1 deletions

diff --git a/services/java/com/android/server/NetworkManagementService.java b/services/java/com/android/server/NetworkManagementService.java
index c1d8a13..7bb7938 100644
--- a/services/java/com/android/server/NetworkManagementService.java
+++ b/services/java/com/android/server/NetworkManagementService.java
@@ -163,7 +163,7 @@ public class NetworkManagementService extends INetworkManagementService.Stub
         }
 
         mConnector = new NativeDaemonConnector(
-                new NetdCallbackReceiver(), "netd", 10, NETD_TAG);
+                new NetdCallbackReceiver(), "netd", 10, NETD_TAG, 50);
         mThread = new Thread(mConnector, NETD_TAG);
 
         // Add ourself to the Watchdog monitors.
@@ -1265,6 +1265,10 @@ public class NetworkManagementService extends INetworkManagementService.Stub
     protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
         mContext.enforceCallingOrSelfPermission(DUMP, TAG);
 
+        pw.println("NetworkManagementService NativeDaemonConnector Log:");
+        mConnector.dump(fd, pw, args);
+        pw.println();
+
         pw.print("Bandwidth control enabled: "); pw.println(mBandwidthControlEnabled);
 
         synchronized (mQuotaLock) {