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-rw-r--r--services/core/java/com/android/server/ConnectivityService.java22
-rw-r--r--services/net/java/android/net/ip/IpManager.java14
-rw-r--r--services/net/java/android/net/ip/IpReachabilityMonitor.java10
-rw-r--r--services/net/java/android/net/util/MultinetworkPolicyTracker.java (renamed from services/net/java/android/net/util/AvoidBadWifiTracker.java)36
-rw-r--r--tests/net/java/com/android/server/ConnectivityServiceTest.java20
5 files changed, 52 insertions, 50 deletions
diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index 803c2db83d13..dfca02ecc9d9 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -78,7 +78,7 @@ import android.net.Uri;
import android.net.metrics.DefaultNetworkEvent;
import android.net.metrics.IpConnectivityLog;
import android.net.metrics.NetworkEvent;
-import android.net.util.AvoidBadWifiTracker;
+import android.net.util.MultinetworkPolicyTracker;
import android.os.Binder;
import android.os.Build;
import android.os.Bundle;
@@ -499,7 +499,7 @@ public class ConnectivityService extends IConnectivityManager.Stub
private final IpConnectivityLog mMetricsLog;
@VisibleForTesting
- final AvoidBadWifiTracker mAvoidBadWifiTracker;
+ final MultinetworkPolicyTracker mMultinetworkPolicyTracker;
/**
* Implements support for the legacy "one network per network type" model.
@@ -849,9 +849,9 @@ public class ConnectivityService extends IConnectivityManager.Stub
LingerMonitor.DEFAULT_NOTIFICATION_RATE_LIMIT_MILLIS);
mLingerMonitor = new LingerMonitor(mContext, mNotifier, dailyLimit, rateLimit);
- mAvoidBadWifiTracker = createAvoidBadWifiTracker(
+ mMultinetworkPolicyTracker = createMultinetworkPolicyTracker(
mContext, mHandler, () -> rematchForAvoidBadWifiUpdate());
- mAvoidBadWifiTracker.start();
+ mMultinetworkPolicyTracker.start();
}
private NetworkRequest createInternetRequestForTransport(
@@ -2793,7 +2793,7 @@ public class ConnectivityService extends IConnectivityManager.Stub
}
public boolean avoidBadWifi() {
- return mAvoidBadWifiTracker.currentValue();
+ return mMultinetworkPolicyTracker.getAvoidBadWifi();
}
private void rematchForAvoidBadWifiUpdate() {
@@ -2806,9 +2806,9 @@ public class ConnectivityService extends IConnectivityManager.Stub
}
// TODO: Evaluate whether this is of interest to other consumers of
- // AvoidBadWifiTracker and worth moving out of here.
+ // MultinetworkPolicyTracker and worth moving out of here.
private void dumpAvoidBadWifiSettings(IndentingPrintWriter pw) {
- final boolean configRestrict = mAvoidBadWifiTracker.configRestrictsAvoidBadWifi();
+ final boolean configRestrict = mMultinetworkPolicyTracker.configRestrictsAvoidBadWifi();
if (!configRestrict) {
pw.println("Bad Wi-Fi avoidance: unrestricted");
return;
@@ -2818,7 +2818,7 @@ public class ConnectivityService extends IConnectivityManager.Stub
pw.increaseIndent();
pw.println("Config restrict: " + configRestrict);
- final String value = mAvoidBadWifiTracker.getSettingsValue();
+ final String value = mMultinetworkPolicyTracker.getAvoidBadWifiSetting();
String description;
// Can't use a switch statement because strings are legal case labels, but null is not.
if ("0".equals(value)) {
@@ -2886,7 +2886,7 @@ public class ConnectivityService extends IConnectivityManager.Stub
if (DBG) log("handleNetworkUnvalidated " + nai.name() + " cap=" + nc);
if (nc.hasTransport(NetworkCapabilities.TRANSPORT_WIFI) &&
- mAvoidBadWifiTracker.shouldNotifyWifiUnvalidated()) {
+ mMultinetworkPolicyTracker.shouldNotifyWifiUnvalidated()) {
showValidationNotification(nai, NotificationType.LOST_INTERNET);
}
}
@@ -5534,8 +5534,8 @@ public class ConnectivityService extends IConnectivityManager.Stub
}
@VisibleForTesting
- AvoidBadWifiTracker createAvoidBadWifiTracker(Context c, Handler h, Runnable r) {
- return new AvoidBadWifiTracker(c, h, r);
+ MultinetworkPolicyTracker createMultinetworkPolicyTracker(Context c, Handler h, Runnable r) {
+ return new MultinetworkPolicyTracker(c, h, r);
}
@VisibleForTesting
diff --git a/services/net/java/android/net/ip/IpManager.java b/services/net/java/android/net/ip/IpManager.java
index abdf6831b06c..76b1c90642ec 100644
--- a/services/net/java/android/net/ip/IpManager.java
+++ b/services/net/java/android/net/ip/IpManager.java
@@ -33,7 +33,7 @@ import android.net.StaticIpConfiguration;
import android.net.dhcp.DhcpClient;
import android.net.metrics.IpConnectivityLog;
import android.net.metrics.IpManagerEvent;
-import android.net.util.AvoidBadWifiTracker;
+import android.net.util.MultinetworkPolicyTracker;
import android.os.INetworkManagementService;
import android.os.Message;
import android.os.RemoteException;
@@ -398,7 +398,7 @@ public class IpManager extends StateMachine {
private final NetlinkTracker mNetlinkTracker;
private final WakeupMessage mProvisioningTimeoutAlarm;
private final WakeupMessage mDhcpActionTimeoutAlarm;
- private final AvoidBadWifiTracker mAvoidBadWifiTracker;
+ private final MultinetworkPolicyTracker mMultinetworkPolicyTracker;
private final LocalLog mLocalLog;
private final LocalLog mConnectivityPacketLog;
private final MessageHandlingLogger mMsgStateLogger;
@@ -492,7 +492,7 @@ public class IpManager extends StateMachine {
mLinkProperties = new LinkProperties();
mLinkProperties.setInterfaceName(mInterfaceName);
- mAvoidBadWifiTracker = new AvoidBadWifiTracker(mContext, getHandler(),
+ mMultinetworkPolicyTracker = new MultinetworkPolicyTracker(mContext, getHandler(),
() -> { mLocalLog.log("OBSERVED AvoidBadWifi changed"); });
mProvisioningTimeoutAlarm = new WakeupMessage(mContext, getHandler(),
@@ -527,7 +527,7 @@ public class IpManager extends StateMachine {
Log.e(mTag, "Couldn't register NetlinkTracker: " + e.toString());
}
- mAvoidBadWifiTracker.start();
+ mMultinetworkPolicyTracker.start();
}
@Override
@@ -538,7 +538,7 @@ public class IpManager extends StateMachine {
// Shut down this IpManager instance altogether.
public void shutdown() {
stop();
- mAvoidBadWifiTracker.shutdown();
+ mMultinetworkPolicyTracker.shutdown();
quit();
}
@@ -767,7 +767,7 @@ public class IpManager extends StateMachine {
// Note that we can still be disconnected by IpReachabilityMonitor
// if the IPv6 default gateway (but not the IPv6 DNS servers; see
// accompanying code in IpReachabilityMonitor) is unreachable.
- final boolean ignoreIPv6ProvisioningLoss = !mAvoidBadWifiTracker.currentValue();
+ final boolean ignoreIPv6ProvisioningLoss = !mMultinetworkPolicyTracker.getAvoidBadWifi();
// Additionally:
//
@@ -1045,7 +1045,7 @@ public class IpManager extends StateMachine {
mCallback.onReachabilityLost(logMsg);
}
},
- mAvoidBadWifiTracker);
+ mMultinetworkPolicyTracker);
} catch (IllegalArgumentException iae) {
// Failed to start IpReachabilityMonitor. Log it and call
// onProvisioningFailure() immediately.
diff --git a/services/net/java/android/net/ip/IpReachabilityMonitor.java b/services/net/java/android/net/ip/IpReachabilityMonitor.java
index a883e28e96c6..20eac622d37f 100644
--- a/services/net/java/android/net/ip/IpReachabilityMonitor.java
+++ b/services/net/java/android/net/ip/IpReachabilityMonitor.java
@@ -34,7 +34,7 @@ import android.net.netlink.RtNetlinkNeighborMessage;
import android.net.netlink.StructNdaCacheInfo;
import android.net.netlink.StructNdMsg;
import android.net.netlink.StructNlMsgHdr;
-import android.net.util.AvoidBadWifiTracker;
+import android.net.util.MultinetworkPolicyTracker;
import android.os.PowerManager;
import android.os.SystemClock;
import android.system.ErrnoException;
@@ -151,7 +151,7 @@ public class IpReachabilityMonitor {
private final String mInterfaceName;
private final int mInterfaceIndex;
private final Callback mCallback;
- private final AvoidBadWifiTracker mAvoidBadWifiTracker;
+ private final MultinetworkPolicyTracker mMultinetworkPolicyTracker;
private final NetlinkSocketObserver mNetlinkSocketObserver;
private final Thread mObserverThread;
private final IpConnectivityLog mMetricsLog = new IpConnectivityLog();
@@ -226,7 +226,7 @@ public class IpReachabilityMonitor {
}
public IpReachabilityMonitor(Context context, String ifName, Callback callback,
- AvoidBadWifiTracker tracker) throws IllegalArgumentException {
+ MultinetworkPolicyTracker tracker) throws IllegalArgumentException {
mInterfaceName = ifName;
int ifIndex = -1;
try {
@@ -238,7 +238,7 @@ public class IpReachabilityMonitor {
mWakeLock = ((PowerManager) context.getSystemService(Context.POWER_SERVICE)).newWakeLock(
PowerManager.PARTIAL_WAKE_LOCK, TAG + "." + mInterfaceName);
mCallback = callback;
- mAvoidBadWifiTracker = tracker;
+ mMultinetworkPolicyTracker = tracker;
mNetlinkSocketObserver = new NetlinkSocketObserver();
mObserverThread = new Thread(mNetlinkSocketObserver);
mObserverThread.start();
@@ -379,7 +379,7 @@ public class IpReachabilityMonitor {
}
private boolean avoidingBadLinks() {
- return (mAvoidBadWifiTracker != null) ? mAvoidBadWifiTracker.currentValue() : true;
+ return (mMultinetworkPolicyTracker == null) || mMultinetworkPolicyTracker.getAvoidBadWifi();
}
public void probeAll() {
diff --git a/services/net/java/android/net/util/AvoidBadWifiTracker.java b/services/net/java/android/net/util/MultinetworkPolicyTracker.java
index 2abaeb1ae35b..ebd131bebb2b 100644
--- a/services/net/java/android/net/util/AvoidBadWifiTracker.java
+++ b/services/net/java/android/net/util/MultinetworkPolicyTracker.java
@@ -42,8 +42,8 @@ import static android.provider.Settings.Global.NETWORK_AVOID_BAD_WIFI;
* This enables the device to switch to another form of connectivity, like
* mobile, if it's available and working.
*
- * The Runnable |cb|, if given, is called on the supplied Handler's thread
- * whether the computed "avoid bad wifi" value changes.
+ * The Runnable |avoidBadWifiCallback|, if given, is posted to the supplied
+ * Handler' whenever the computed "avoid bad wifi" value changes.
*
* Disabling this reverts the device to a level of networking sophistication
* circa 2012-13 by disabling disparate code paths each of which contribute to
@@ -51,28 +51,30 @@ import static android.provider.Settings.Global.NETWORK_AVOID_BAD_WIFI;
*
* @hide
*/
-public class AvoidBadWifiTracker {
- private static String TAG = AvoidBadWifiTracker.class.getSimpleName();
+public class MultinetworkPolicyTracker {
+ private static String TAG = MultinetworkPolicyTracker.class.getSimpleName();
private final Context mContext;
private final Handler mHandler;
private final Runnable mReevaluateRunnable;
- private final Uri mUri;
+ private final Uri mAvoidBadWifiUri;
private final ContentResolver mResolver;
private final SettingObserver mSettingObserver;
private final BroadcastReceiver mBroadcastReceiver;
private volatile boolean mAvoidBadWifi = true;
- public AvoidBadWifiTracker(Context ctx, Handler handler) {
+ public MultinetworkPolicyTracker(Context ctx, Handler handler) {
this(ctx, handler, null);
}
- public AvoidBadWifiTracker(Context ctx, Handler handler, Runnable cb) {
+ public MultinetworkPolicyTracker(Context ctx, Handler handler, Runnable avoidBadWifiCallback) {
mContext = ctx;
mHandler = handler;
- mReevaluateRunnable = () -> { if (update() && cb != null) cb.run(); };
- mUri = Settings.Global.getUriFor(NETWORK_AVOID_BAD_WIFI);
+ mReevaluateRunnable = () -> {
+ if (updateAvoidBadWifi() && avoidBadWifiCallback != null) avoidBadWifiCallback.run();
+ };
+ mAvoidBadWifiUri = Settings.Global.getUriFor(NETWORK_AVOID_BAD_WIFI);
mResolver = mContext.getContentResolver();
mSettingObserver = new SettingObserver();
mBroadcastReceiver = new BroadcastReceiver() {
@@ -82,11 +84,11 @@ public class AvoidBadWifiTracker {
}
};
- update();
+ updateAvoidBadWifi();
}
public void start() {
- mResolver.registerContentObserver(mUri, false, mSettingObserver);
+ mResolver.registerContentObserver(mAvoidBadWifiUri, false, mSettingObserver);
final IntentFilter intentFilter = new IntentFilter();
intentFilter.addAction(Intent.ACTION_CONFIGURATION_CHANGED);
@@ -102,7 +104,7 @@ public class AvoidBadWifiTracker {
mContext.unregisterReceiver(mBroadcastReceiver);
}
- public boolean currentValue() {
+ public boolean getAvoidBadWifi() {
return mAvoidBadWifi;
}
@@ -117,10 +119,10 @@ public class AvoidBadWifiTracker {
* Whether we should display a notification when wifi becomes unvalidated.
*/
public boolean shouldNotifyWifiUnvalidated() {
- return configRestrictsAvoidBadWifi() && getSettingsValue() == null;
+ return configRestrictsAvoidBadWifi() && getAvoidBadWifiSetting() == null;
}
- public String getSettingsValue() {
+ public String getAvoidBadWifiSetting() {
return Settings.Global.getString(mResolver, NETWORK_AVOID_BAD_WIFI);
}
@@ -129,8 +131,8 @@ public class AvoidBadWifiTracker {
mHandler.post(mReevaluateRunnable);
}
- public boolean update() {
- final boolean settingAvoidBadWifi = "1".equals(getSettingsValue());
+ public boolean updateAvoidBadWifi() {
+ final boolean settingAvoidBadWifi = "1".equals(getAvoidBadWifiSetting());
final boolean prev = mAvoidBadWifi;
mAvoidBadWifi = settingAvoidBadWifi || !configRestrictsAvoidBadWifi();
return mAvoidBadWifi != prev;
@@ -148,7 +150,7 @@ public class AvoidBadWifiTracker {
@Override
public void onChange(boolean selfChange, Uri uri) {
- if (!mUri.equals(uri)) return;
+ if (!mAvoidBadWifiUri.equals(uri)) return;
reevaluate();
}
}
diff --git a/tests/net/java/com/android/server/ConnectivityServiceTest.java b/tests/net/java/com/android/server/ConnectivityServiceTest.java
index db7552d0702b..6546bbe91324 100644
--- a/tests/net/java/com/android/server/ConnectivityServiceTest.java
+++ b/tests/net/java/com/android/server/ConnectivityServiceTest.java
@@ -53,7 +53,7 @@ import android.net.NetworkMisc;
import android.net.NetworkRequest;
import android.net.RouteInfo;
import android.net.metrics.IpConnectivityLog;
-import android.net.util.AvoidBadWifiTracker;
+import android.net.util.MultinetworkPolicyTracker;
import android.os.ConditionVariable;
import android.os.Handler;
import android.os.HandlerThread;
@@ -593,10 +593,10 @@ public class ConnectivityServiceTest extends AndroidTestCase {
}
}
- private class WrappedAvoidBadWifiTracker extends AvoidBadWifiTracker {
+ private class WrappedMultinetworkPolicyTracker extends MultinetworkPolicyTracker {
public volatile boolean configRestrictsAvoidBadWifi;
- public WrappedAvoidBadWifiTracker(Context c, Handler h, Runnable r) {
+ public WrappedMultinetworkPolicyTracker(Context c, Handler h, Runnable r) {
super(c, h, r);
}
@@ -607,7 +607,7 @@ public class ConnectivityServiceTest extends AndroidTestCase {
}
private class WrappedConnectivityService extends ConnectivityService {
- public WrappedAvoidBadWifiTracker wrappedAvoidBadWifiTracker;
+ public WrappedMultinetworkPolicyTracker wrappedMultinetworkPolicyTracker;
private WrappedNetworkMonitor mLastCreatedNetworkMonitor;
public WrappedConnectivityService(Context context, INetworkManagementService netManager,
@@ -654,14 +654,14 @@ public class ConnectivityServiceTest extends AndroidTestCase {
}
@Override
- public AvoidBadWifiTracker createAvoidBadWifiTracker(
+ public MultinetworkPolicyTracker createMultinetworkPolicyTracker(
Context c, Handler h, Runnable r) {
- final WrappedAvoidBadWifiTracker tracker = new WrappedAvoidBadWifiTracker(c, h, r);
+ final WrappedMultinetworkPolicyTracker tracker = new WrappedMultinetworkPolicyTracker(c, h, r);
return tracker;
}
- public WrappedAvoidBadWifiTracker getAvoidBadWifiTracker() {
- return (WrappedAvoidBadWifiTracker) mAvoidBadWifiTracker;
+ public WrappedMultinetworkPolicyTracker getMultinetworkPolicyTracker() {
+ return (WrappedMultinetworkPolicyTracker) mMultinetworkPolicyTracker;
}
@Override
@@ -2140,7 +2140,7 @@ public class ConnectivityServiceTest extends AndroidTestCase {
@SmallTest
public void testAvoidBadWifiSetting() throws Exception {
final ContentResolver cr = mServiceContext.getContentResolver();
- final WrappedAvoidBadWifiTracker tracker = mService.getAvoidBadWifiTracker();
+ final WrappedMultinetworkPolicyTracker tracker = mService.getMultinetworkPolicyTracker();
final String settingName = Settings.Global.NETWORK_AVOID_BAD_WIFI;
tracker.configRestrictsAvoidBadWifi = false;
@@ -2178,7 +2178,7 @@ public class ConnectivityServiceTest extends AndroidTestCase {
@SmallTest
public void testAvoidBadWifi() throws Exception {
final ContentResolver cr = mServiceContext.getContentResolver();
- final WrappedAvoidBadWifiTracker tracker = mService.getAvoidBadWifiTracker();
+ final WrappedMultinetworkPolicyTracker tracker = mService.getMultinetworkPolicyTracker();
// Pretend we're on a carrier that restricts switching away from bad wifi.
tracker.configRestrictsAvoidBadWifi = true;
generated by cgit v1.2.3-59-g8ed1b (git 2.39.0) at 2025-11-04 08:17:46 +0000