Enable bandwidth module from stats service.
During systemReady(), tell netd to enable bandwidth tracking module,
which is used to provide detailed stats and controls.
Change-Id: Iecfd8b17a3b90f5a817d731fbe1c71777681ed6e
diff --git a/services/java/com/android/server/net/NetworkStatsService.java b/services/java/com/android/server/net/NetworkStatsService.java
index 043a581..a80bc04 100644
--- a/services/java/com/android/server/net/NetworkStatsService.java
+++ b/services/java/com/android/server/net/NetworkStatsService.java
@@ -27,6 +27,7 @@
import static android.net.NetworkStats.TAG_NONE;
import static android.net.NetworkStats.UID_ALL;
import static android.net.TrafficStats.UID_REMOVED;
+import static android.provider.Settings.Secure.NETSTATS_ENABLED;
import static android.provider.Settings.Secure.NETSTATS_NETWORK_BUCKET_DURATION;
import static android.provider.Settings.Secure.NETSTATS_NETWORK_MAX_HISTORY;
import static android.provider.Settings.Secure.NETSTATS_PERSIST_THRESHOLD;
@@ -134,6 +135,7 @@
* Settings that can be changed externally.
*/
public interface NetworkStatsSettings {
+ public boolean getEnabled();
public long getPollInterval();
public long getPersistThreshold();
public long getNetworkBucketDuration();
@@ -206,6 +208,18 @@
}
public void systemReady() {
+ if (mSettings.getEnabled()) {
+ try {
+ // enable low-level bandwidth stats and control
+ // TODO: consider shipping with this enabled by default
+ mNetworkManager.setBandwidthControlEnabled(true);
+ } catch (RemoteException e) {
+ Slog.e(TAG, "problem enabling bandwidth controls", e);
+ }
+ } else {
+ Slog.w(TAG, "detailed network stats disabled");
+ }
+
synchronized (mStatsLock) {
// read historical network stats from disk, since policy service
// might need them right away. we delay loading detailed UID stats
@@ -1040,6 +1054,9 @@
return Settings.Secure.getLong(mResolver, name, def);
}
+ public boolean getEnabled() {
+ return Settings.Secure.getInt(mResolver, NETSTATS_ENABLED, 1) != 0;
+ }
public long getPollInterval() {
return getSecureLong(NETSTATS_POLL_INTERVAL, 15 * MINUTE_IN_MILLIS);
}