Merge "Add getAvoidBadWifi system API" am: 58582a36fc (3fb943a7) · Commits · e / os / android_frameworks_base

api/system-current.txt

+1 −0

Original line number	Diff line number	Diff line
		@@ -3033,6 +3033,7 @@ package android.net {
		}

		public class ConnectivityManager {
		method public boolean getAvoidBadWifi();
		method @RequiresPermission(android.Manifest.permission.LOCAL_MAC_ADDRESS) public String getCaptivePortalServerUrl();
		method @RequiresPermission(anyOf={android.Manifest.permission.TETHER_PRIVILEGED, android.Manifest.permission.WRITE_SETTINGS}) public boolean isTetheringSupported();
		method @RequiresPermission(anyOf={"android.permission.NETWORK_SETTINGS", android.Manifest.permission.NETWORK_SETUP_WIZARD, "android.permission.NETWORK_STACK"}) public void setAirplaneMode(boolean);

core/java/android/net/ConnectivityManager.java

+13 −0

Original line number	Diff line number	Diff line
		@@ -3698,6 +3698,19 @@ public class ConnectivityManager {
		}
		}

		/**
		* Determine whether the device is configured to avoid bad wifi.
		* @hide
		*/
		@SystemApi
		public boolean getAvoidBadWifi() {
		try {
		return mService.getAvoidBadWifi();
		} catch (RemoteException e) {
		throw e.rethrowFromSystemServer();
		}
		}

		/**
		* It is acceptable to briefly use multipath data to provide seamless connectivity for
		* time-sensitive user-facing operations when the system default network is temporarily

core/java/android/net/IConnectivityManager.aidl

+1 −0

Original line number	Diff line number	Diff line
		@@ -165,6 +165,7 @@ interface IConnectivityManager
		void setAvoidUnvalidated(in Network network);
		void startCaptivePortalApp(in Network network);

		boolean getAvoidBadWifi();
		int getMultipathPreference(in Network Network);

		NetworkRequest getDefaultRequest();

services/core/java/com/android/server/ConnectivityService.java

+9 −0

Original line number	Diff line number	Diff line
		@@ -3183,6 +3183,15 @@ public class ConnectivityService extends IConnectivityManager.Stub
		return mMultinetworkPolicyTracker.getAvoidBadWifi();
		}

		@Override
		public boolean getAvoidBadWifi() {
		if (!checkNetworkStackPermission()) {
		throw new SecurityException("avoidBadWifi requires NETWORK_STACK permission");
		}
		return avoidBadWifi();
		}


		private void rematchForAvoidBadWifiUpdate() {
		rematchAllNetworksAndRequests(null, 0);
		for (NetworkAgentInfo nai: mNetworkAgentInfos.values()) {

services/net/java/android/net/ip/IpClient.java

+7 −17

Original line number	Diff line number	Diff line
		@@ -19,6 +19,7 @@ package android.net.ip;
		import static android.net.shared.LinkPropertiesParcelableUtil.fromStableParcelable;

		import android.content.Context;
		import android.net.ConnectivityManager;
		import android.net.DhcpResults;
		import android.net.INetd;
		import android.net.IpPrefix;
		@@ -37,7 +38,6 @@ import android.net.metrics.IpConnectivityLog;
		import android.net.metrics.IpManagerEvent;
		import android.net.shared.InitialConfiguration;
		import android.net.util.InterfaceParams;
		import android.net.util.MultinetworkPolicyTracker;
		import android.net.util.NetdService;
		import android.net.util.SharedLog;
		import android.os.ConditionVariable;
		@@ -391,6 +391,7 @@ public class IpClient extends StateMachine {
		protected final IpClientCallbacks mCallback;
		private final Dependencies mDependencies;
		private final CountDownLatch mShutdownLatch;
		private final ConnectivityManager mCm;
		private final INetworkManagementService mNwService;
		private final NetlinkTracker mNetlinkTracker;
		private final WakeupMessage mProvisioningTimeoutAlarm;
		@@ -408,7 +409,6 @@ public class IpClient extends StateMachine {
		*/
		private LinkProperties mLinkProperties;
		private android.net.shared.ProvisioningConfiguration mConfiguration;
		private MultinetworkPolicyTracker mMultinetworkPolicyTracker;
		private IpReachabilityMonitor mIpReachabilityMonitor;
		private DhcpClient mDhcpClient;
		private DhcpResults mDhcpResults;
		@@ -476,6 +476,7 @@ public class IpClient extends StateMachine {
		mCallback = new LoggingCallbackWrapper(callback);
		mDependencies = deps;
		mShutdownLatch = new CountDownLatch(1);
		mCm = mContext.getSystemService(ConnectivityManager.class);
		mNwService = deps.getNMS();

		sSmLogs.putIfAbsent(mInterfaceName, new SharedLog(MAX_LOG_RECORDS, mTag));
		@@ -961,8 +962,9 @@ public class IpClient 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 = (mMultinetworkPolicyTracker != null)
		&& !mMultinetworkPolicyTracker.getAvoidBadWifi();
		final boolean ignoreIPv6ProvisioningLoss =
		mConfiguration != null && mConfiguration.mUsingMultinetworkPolicyTracker
		&& mCm.getAvoidBadWifi();

		// Additionally:
		//
		@@ -1253,7 +1255,7 @@ public class IpClient extends StateMachine {
		mCallback.onReachabilityLost(logMsg);
		}
		},
		mMultinetworkPolicyTracker);
		mConfiguration.mUsingMultinetworkPolicyTracker);
		} catch (IllegalArgumentException iae) {
		// Failed to start IpReachabilityMonitor. Log it and call
		// onProvisioningFailure() immediately.
		@@ -1486,13 +1488,6 @@ public class IpClient extends StateMachine {
		return;
		}

		if (mConfiguration.mUsingMultinetworkPolicyTracker) {
		mMultinetworkPolicyTracker = new MultinetworkPolicyTracker(
		mContext, getHandler(),
		() -> mLog.log("OBSERVED AvoidBadWifi changed"));
		mMultinetworkPolicyTracker.start();
		}

		if (mConfiguration.mUsingIpReachabilityMonitor && !startIpReachabilityMonitor()) {
		doImmediateProvisioningFailure(
		IpManagerEvent.ERROR_STARTING_IPREACHABILITYMONITOR);
		@@ -1510,11 +1505,6 @@ public class IpClient extends StateMachine {
		mIpReachabilityMonitor = null;
		}

		if (mMultinetworkPolicyTracker != null) {
		mMultinetworkPolicyTracker.shutdown();
		mMultinetworkPolicyTracker = null;
		}

		if (mDhcpClient != null) {
		mDhcpClient.sendMessage(DhcpClient.CMD_STOP_DHCP);
		mDhcpClient.doQuit();