Merge "[Tether09] Use INetd to call netd directly"
diff --git a/packages/Tethering/Android.bp b/packages/Tethering/Android.bp
index 596f62f..e79986c 100644
--- a/packages/Tethering/Android.bp
+++ b/packages/Tethering/Android.bp
@@ -20,7 +20,7 @@
srcs: [
"src/**/*.java",
":framework-tethering-shared-srcs",
- ":net-module-utils-srcs",
+ ":tethering-module-utils-srcs",
":services-tethering-shared-srcs",
],
static_libs: [
diff --git a/packages/Tethering/src/android/net/ip/IpServer.java b/packages/Tethering/src/android/net/ip/IpServer.java
index abfb33c..cf8769e 100644
--- a/packages/Tethering/src/android/net/ip/IpServer.java
+++ b/packages/Tethering/src/android/net/ip/IpServer.java
@@ -28,7 +28,6 @@
import android.net.INetd;
import android.net.INetworkStackStatusCallback;
import android.net.INetworkStatsService;
-import android.net.InterfaceConfiguration;
import android.net.IpPrefix;
import android.net.LinkAddress;
import android.net.LinkProperties;
@@ -38,11 +37,11 @@
import android.net.dhcp.DhcpServingParamsParcelExt;
import android.net.dhcp.IDhcpServer;
import android.net.ip.RouterAdvertisementDaemon.RaParams;
+import android.net.shared.NetdUtils;
+import android.net.shared.RouteUtils;
import android.net.util.InterfaceParams;
import android.net.util.InterfaceSet;
-import android.net.util.NetdService;
import android.net.util.SharedLog;
-import android.os.INetworkManagementService;
import android.os.Looper;
import android.os.Message;
import android.os.RemoteException;
@@ -144,10 +143,6 @@
return InterfaceParams.getByName(ifName);
}
- public INetd getNetdService() {
- return NetdService.getInstance();
- }
-
/** Create a DhcpServer instance to be used by IpServer. */
public abstract void makeDhcpServer(String ifName, DhcpServingParamsParcel params,
DhcpServerCallbacks cb);
@@ -180,7 +175,6 @@
private final State mUnavailableState;
private final SharedLog mLog;
- private final INetworkManagementService mNMService;
private final INetd mNetd;
private final INetworkStatsService mStatsService;
private final Callback mCallback;
@@ -210,15 +204,15 @@
private int mDhcpServerStartIndex = 0;
private IDhcpServer mDhcpServer;
private RaParams mLastRaParams;
+ private LinkAddress mIpv4Address;
public IpServer(
String ifaceName, Looper looper, int interfaceType, SharedLog log,
- INetworkManagementService nMService, INetworkStatsService statsService,
- Callback callback, boolean usingLegacyDhcp, Dependencies deps) {
+ INetd netd, INetworkStatsService statsService, Callback callback,
+ boolean usingLegacyDhcp, Dependencies deps) {
super(ifaceName, looper);
mLog = log.forSubComponent(ifaceName);
- mNMService = nMService;
- mNetd = deps.getNetdService();
+ mNetd = netd;
mStatsService = statsService;
mCallback = callback;
mInterfaceCtrl = new InterfaceController(ifaceName, mNetd, mLog);
@@ -347,7 +341,7 @@
}
});
} catch (RemoteException e) {
- e.rethrowFromSystemServer();
+ throw new IllegalStateException(e);
}
});
}
@@ -395,7 +389,8 @@
});
mDhcpServer = null;
} catch (RemoteException e) {
- e.rethrowFromSystemServer();
+ mLog.e("Error stopping DHCP", e);
+ // Not much more we can do here
}
}
}
@@ -414,85 +409,69 @@
// NOTE: All of configureIPv4() will be refactored out of existence
// into calls to InterfaceController, shared with startIPv4().
mInterfaceCtrl.clearIPv4Address();
+ mIpv4Address = null;
}
- // TODO: Refactor this in terms of calls to InterfaceController.
private boolean configureIPv4(boolean enabled) {
if (VDBG) Log.d(TAG, "configureIPv4(" + enabled + ")");
// TODO: Replace this hard-coded information with dynamically selected
// config passed down to us by a higher layer IP-coordinating element.
- String ipAsString = null;
+ final Inet4Address srvAddr;
int prefixLen = 0;
- if (mInterfaceType == ConnectivityManager.TETHERING_USB) {
- ipAsString = USB_NEAR_IFACE_ADDR;
- prefixLen = USB_PREFIX_LENGTH;
- } else if (mInterfaceType == ConnectivityManager.TETHERING_WIFI) {
- ipAsString = getRandomWifiIPv4Address();
- prefixLen = WIFI_HOST_IFACE_PREFIX_LENGTH;
- } else if (mInterfaceType == ConnectivityManager.TETHERING_WIFI_P2P) {
- ipAsString = WIFI_P2P_IFACE_ADDR;
- prefixLen = WIFI_P2P_IFACE_PREFIX_LENGTH;
- } else {
- // BT configures the interface elsewhere: only start DHCP.
- final Inet4Address srvAddr = (Inet4Address) parseNumericAddress(BLUETOOTH_IFACE_ADDR);
- return configureDhcp(enabled, srvAddr, BLUETOOTH_DHCP_PREFIX_LENGTH);
+ try {
+ if (mInterfaceType == ConnectivityManager.TETHERING_USB) {
+ srvAddr = (Inet4Address) parseNumericAddress(USB_NEAR_IFACE_ADDR);
+ prefixLen = USB_PREFIX_LENGTH;
+ } else if (mInterfaceType == ConnectivityManager.TETHERING_WIFI) {
+ srvAddr = (Inet4Address) parseNumericAddress(getRandomWifiIPv4Address());
+ prefixLen = WIFI_HOST_IFACE_PREFIX_LENGTH;
+ } else if (mInterfaceType == ConnectivityManager.TETHERING_WIFI_P2P) {
+ srvAddr = (Inet4Address) parseNumericAddress(WIFI_P2P_IFACE_ADDR);
+ prefixLen = WIFI_P2P_IFACE_PREFIX_LENGTH;
+ } else {
+ // BT configures the interface elsewhere: only start DHCP.
+ // TODO: make all tethering types behave the same way, and delete the bluetooth
+ // code that calls into NetworkManagementService directly.
+ srvAddr = (Inet4Address) parseNumericAddress(BLUETOOTH_IFACE_ADDR);
+ mIpv4Address = new LinkAddress(srvAddr, BLUETOOTH_DHCP_PREFIX_LENGTH);
+ return configureDhcp(enabled, srvAddr, BLUETOOTH_DHCP_PREFIX_LENGTH);
+ }
+ mIpv4Address = new LinkAddress(srvAddr, prefixLen);
+ } catch (IllegalArgumentException e) {
+ mLog.e("Error selecting ipv4 address", e);
+ if (!enabled) stopDhcp();
+ return false;
}
- final LinkAddress linkAddr;
- try {
- final InterfaceConfiguration ifcg = mNMService.getInterfaceConfig(mIfaceName);
- if (ifcg == null) {
- mLog.e("Received null interface config");
- return false;
- }
+ final Boolean setIfaceUp;
+ if (mInterfaceType == ConnectivityManager.TETHERING_WIFI) {
+ // The WiFi stack has ownership of the interface up/down state.
+ // It is unclear whether the Bluetooth or USB stacks will manage their own
+ // state.
+ setIfaceUp = null;
+ } else {
+ setIfaceUp = enabled;
+ }
+ if (!mInterfaceCtrl.setInterfaceConfiguration(mIpv4Address, setIfaceUp)) {
+ mLog.e("Error configuring interface");
+ if (!enabled) stopDhcp();
+ return false;
+ }
- InetAddress addr = parseNumericAddress(ipAsString);
- linkAddr = new LinkAddress(addr, prefixLen);
- ifcg.setLinkAddress(linkAddr);
- if (mInterfaceType == ConnectivityManager.TETHERING_WIFI) {
- // The WiFi stack has ownership of the interface up/down state.
- // It is unclear whether the Bluetooth or USB stacks will manage their own
- // state.
- ifcg.ignoreInterfaceUpDownStatus();
- } else {
- if (enabled) {
- ifcg.setInterfaceUp();
- } else {
- ifcg.setInterfaceDown();
- }
- }
- ifcg.clearFlag("running");
-
- // TODO: this may throw if the interface is already gone. Do proper handling and
- // simplify the DHCP server start/stop.
- mNMService.setInterfaceConfig(mIfaceName, ifcg);
-
- if (!configureDhcp(enabled, (Inet4Address) addr, prefixLen)) {
- return false;
- }
- } catch (Exception e) {
- mLog.e("Error configuring interface " + e);
- if (!enabled) {
- try {
- // Calling stopDhcp several times is fine
- stopDhcp();
- } catch (Exception dhcpError) {
- mLog.e("Error stopping DHCP", dhcpError);
- }
- }
+ if (!configureDhcp(enabled, srvAddr, prefixLen)) {
return false;
}
// Directly-connected route.
- final IpPrefix ipv4Prefix = new IpPrefix(linkAddr.getAddress(),
- linkAddr.getPrefixLength());
+ final IpPrefix ipv4Prefix = new IpPrefix(mIpv4Address.getAddress(),
+ mIpv4Address.getPrefixLength());
final RouteInfo route = new RouteInfo(ipv4Prefix, null, null, RTN_UNICAST);
if (enabled) {
- mLinkProperties.addLinkAddress(linkAddr);
+ mLinkProperties.addLinkAddress(mIpv4Address);
mLinkProperties.addRoute(route);
} else {
- mLinkProperties.removeLinkAddress(linkAddr);
+ mLinkProperties.removeLinkAddress(mIpv4Address);
mLinkProperties.removeRoute(route);
}
return true;
@@ -584,14 +563,12 @@
if (!deprecatedPrefixes.isEmpty()) {
final ArrayList<RouteInfo> toBeRemoved =
getLocalRoutesFor(mIfaceName, deprecatedPrefixes);
- try {
- final int removalFailures = mNMService.removeRoutesFromLocalNetwork(toBeRemoved);
- if (removalFailures > 0) {
- mLog.e(String.format("Failed to remove %d IPv6 routes from local table.",
- removalFailures));
- }
- } catch (RemoteException e) {
- mLog.e("Failed to remove IPv6 routes from local table: " + e);
+ // Remove routes from local network.
+ final int removalFailures = RouteUtils.removeRoutesFromLocalNetwork(
+ mNetd, toBeRemoved);
+ if (removalFailures > 0) {
+ mLog.e(String.format("Failed to remove %d IPv6 routes from local table.",
+ removalFailures));
}
for (RouteInfo route : toBeRemoved) mLinkProperties.removeRoute(route);
@@ -608,13 +585,18 @@
final ArrayList<RouteInfo> toBeAdded =
getLocalRoutesFor(mIfaceName, addedPrefixes);
try {
- // It's safe to call addInterfaceToLocalNetwork() even if
- // the interface is already in the local_network. Note also
- // that adding routes that already exist does not cause an
- // error (EEXIST is silently ignored).
- mNMService.addInterfaceToLocalNetwork(mIfaceName, toBeAdded);
- } catch (Exception e) {
- mLog.e("Failed to add IPv6 routes to local table: " + e);
+ // It's safe to call networkAddInterface() even if
+ // the interface is already in the local_network.
+ mNetd.networkAddInterface(INetd.LOCAL_NET_ID, mIfaceName);
+ try {
+ // Add routes from local network. Note that adding routes that
+ // already exist does not cause an error (EEXIST is silently ignored).
+ RouteUtils.addRoutesToLocalNetwork(mNetd, mIfaceName, toBeAdded);
+ } catch (IllegalStateException e) {
+ mLog.e("Failed to add IPv6 routes to local table: " + e);
+ }
+ } catch (ServiceSpecificException | RemoteException e) {
+ mLog.e("Failed to add " + mIfaceName + " to local table: ", e);
}
for (RouteInfo route : toBeAdded) mLinkProperties.addRoute(route);
@@ -762,8 +744,10 @@
}
try {
- mNMService.tetherInterface(mIfaceName);
- } catch (Exception e) {
+ final IpPrefix ipv4Prefix = new IpPrefix(mIpv4Address.getAddress(),
+ mIpv4Address.getPrefixLength());
+ NetdUtils.tetherInterface(mNetd, mIfaceName, ipv4Prefix);
+ } catch (RemoteException | ServiceSpecificException e) {
mLog.e("Error Tethering: " + e);
mLastError = ConnectivityManager.TETHER_ERROR_TETHER_IFACE_ERROR;
return;
@@ -784,8 +768,8 @@
stopIPv6();
try {
- mNMService.untetherInterface(mIfaceName);
- } catch (Exception e) {
+ NetdUtils.untetherInterface(mNetd, mIfaceName);
+ } catch (RemoteException | ServiceSpecificException e) {
mLastError = ConnectivityManager.TETHER_ERROR_UNTETHER_IFACE_ERROR;
mLog.e("Failed to untether interface: " + e);
}
@@ -901,17 +885,17 @@
// About to tear down NAT; gather remaining statistics.
mStatsService.forceUpdate();
} catch (Exception e) {
- if (VDBG) Log.e(TAG, "Exception in forceUpdate: " + e.toString());
+ mLog.e("Exception in forceUpdate: " + e.toString());
}
try {
- mNMService.stopInterfaceForwarding(mIfaceName, upstreamIface);
- } catch (Exception e) {
- if (VDBG) Log.e(TAG, "Exception in removeInterfaceForward: " + e.toString());
+ mNetd.ipfwdRemoveInterfaceForward(mIfaceName, upstreamIface);
+ } catch (RemoteException | ServiceSpecificException e) {
+ mLog.e("Exception in ipfwdRemoveInterfaceForward: " + e.toString());
}
try {
- mNMService.disableNat(mIfaceName, upstreamIface);
- } catch (Exception e) {
- if (VDBG) Log.e(TAG, "Exception in disableNat: " + e.toString());
+ mNetd.tetherRemoveForward(mIfaceName, upstreamIface);
+ } catch (RemoteException | ServiceSpecificException e) {
+ mLog.e("Exception in disableNat: " + e.toString());
}
}
@@ -947,10 +931,10 @@
for (String ifname : added) {
try {
- mNMService.enableNat(mIfaceName, ifname);
- mNMService.startInterfaceForwarding(mIfaceName, ifname);
- } catch (Exception e) {
- mLog.e("Exception enabling NAT: " + e);
+ mNetd.tetherAddForward(mIfaceName, ifname);
+ mNetd.ipfwdAddInterfaceForward(mIfaceName, ifname);
+ } catch (RemoteException | ServiceSpecificException e) {
+ mLog.e("Exception enabling NAT: " + e.toString());
cleanupUpstream();
mLastError = ConnectivityManager.TETHER_ERROR_ENABLE_NAT_ERROR;
transitionTo(mInitialState);
diff --git a/packages/Tethering/src/com/android/server/connectivity/tethering/Tethering.java b/packages/Tethering/src/com/android/server/connectivity/tethering/Tethering.java
index 2c8858e..9b50a39 100644
--- a/packages/Tethering/src/com/android/server/connectivity/tethering/Tethering.java
+++ b/packages/Tethering/src/com/android/server/connectivity/tethering/Tethering.java
@@ -75,6 +75,7 @@
import android.net.TetherStatesParcel;
import android.net.TetheringConfigurationParcel;
import android.net.ip.IpServer;
+import android.net.shared.NetdUtils;
import android.net.util.BaseNetdUnsolicitedEventListener;
import android.net.util.InterfaceSet;
import android.net.util.PrefixUtils;
@@ -87,12 +88,12 @@
import android.os.Binder;
import android.os.Bundle;
import android.os.Handler;
-import android.os.INetworkManagementService;
import android.os.Looper;
import android.os.Message;
import android.os.RemoteCallbackList;
import android.os.RemoteException;
import android.os.ResultReceiver;
+import android.os.ServiceSpecificException;
import android.os.UserHandle;
import android.os.UserManager;
import android.telephony.PhoneStateListener;
@@ -102,6 +103,9 @@
import android.util.Log;
import android.util.SparseArray;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
import com.android.internal.annotations.VisibleForTesting;
import com.android.internal.messages.nano.SystemMessageProto.SystemMessage;
import com.android.internal.notification.SystemNotificationChannels;
@@ -139,6 +143,8 @@
};
private static final SparseArray<String> sMagicDecoderRing =
MessageUtils.findMessageNames(sMessageClasses);
+ // Keep in sync with NETID_UNSET in system/netd/include/netid_client.h
+ private static final int NETID_UNSET = 0;
private static class TetherState {
public final IpServer ipServer;
@@ -172,8 +178,6 @@
private final Context mContext;
private final ArrayMap<String, TetherState> mTetherStates;
private final BroadcastReceiver mStateReceiver;
- // Stopship: replace mNMService before production.
- private final INetworkManagementService mNMService;
private final INetworkStatsService mStatsService;
private final INetworkPolicyManager mPolicyManager;
private final Looper mLooper;
@@ -210,7 +214,6 @@
mLog.mark("Tethering.constructed");
mDeps = deps;
mContext = mDeps.getContext();
- mNMService = mDeps.getINetworkManagementService();
mStatsService = mDeps.getINetworkStatsService();
mPolicyManager = mDeps.getINetworkPolicyManager();
mNetd = mDeps.getINetd(mContext);
@@ -225,10 +228,9 @@
mHandler = mTetherMasterSM.getHandler();
mOffloadController = new OffloadController(mHandler,
- mDeps.getOffloadHardwareInterface(mHandler, mLog),
- mContext.getContentResolver(), mNMService,
- mLog);
- mUpstreamNetworkMonitor = deps.getUpstreamNetworkMonitor(mContext, mTetherMasterSM, mLog,
+ mDeps.getOffloadHardwareInterface(mHandler, mLog), mContext.getContentResolver(),
+ mDeps.getINetworkManagementService(), mLog);
+ mUpstreamNetworkMonitor = mDeps.getUpstreamNetworkMonitor(mContext, mTetherMasterSM, mLog,
TetherMasterSM.EVENT_UPSTREAM_CALLBACK);
mForwardedDownstreams = new HashSet<>();
@@ -421,7 +423,6 @@
}
}
-
void interfaceRemoved(String iface) {
if (VDBG) Log.d(TAG, "interfaceRemoved " + iface);
synchronized (mPublicSync) {
@@ -1022,8 +1023,8 @@
String[] ifaces = null;
try {
- ifaces = mNMService.listInterfaces();
- } catch (Exception e) {
+ ifaces = mNetd.interfaceGetList();
+ } catch (RemoteException | ServiceSpecificException e) {
Log.e(TAG, "Error listing Interfaces", e);
return;
}
@@ -1282,25 +1283,25 @@
protected boolean turnOnMasterTetherSettings() {
final TetheringConfiguration cfg = mConfig;
try {
- mNMService.setIpForwardingEnabled(true);
- } catch (Exception e) {
+ mNetd.ipfwdEnableForwarding(TAG);
+ } catch (RemoteException | ServiceSpecificException e) {
mLog.e(e);
transitionTo(mSetIpForwardingEnabledErrorState);
return false;
}
+
// TODO: Randomize DHCPv4 ranges, especially in hotspot mode.
// Legacy DHCP server is disabled if passed an empty ranges array
final String[] dhcpRanges = cfg.enableLegacyDhcpServer
- ? cfg.legacyDhcpRanges
- : new String[0];
+ ? cfg.legacyDhcpRanges : new String[0];
try {
- // TODO: Find a more accurate method name (startDHCPv4()?).
- mNMService.startTethering(dhcpRanges);
- } catch (Exception e) {
+ NetdUtils.tetherStart(mNetd, true /** usingLegacyDnsProxy */, dhcpRanges);
+ } catch (RemoteException | ServiceSpecificException e) {
try {
- mNMService.stopTethering();
- mNMService.startTethering(dhcpRanges);
- } catch (Exception ee) {
+ // Stop and retry.
+ mNetd.tetherStop();
+ NetdUtils.tetherStart(mNetd, true /** usingLegacyDnsProxy */, dhcpRanges);
+ } catch (RemoteException | ServiceSpecificException ee) {
mLog.e(ee);
transitionTo(mStartTetheringErrorState);
return false;
@@ -1312,15 +1313,15 @@
protected boolean turnOffMasterTetherSettings() {
try {
- mNMService.stopTethering();
- } catch (Exception e) {
+ mNetd.tetherStop();
+ } catch (RemoteException | ServiceSpecificException e) {
mLog.e(e);
transitionTo(mStopTetheringErrorState);
return false;
}
try {
- mNMService.setIpForwardingEnabled(false);
- } catch (Exception e) {
+ mNetd.ipfwdDisableForwarding(TAG);
+ } catch (RemoteException | ServiceSpecificException e) {
mLog.e(e);
transitionTo(mSetIpForwardingDisabledErrorState);
return false;
@@ -1390,12 +1391,13 @@
// TODO: remove this invocation of NetworkUtils.makeStrings().
dnsServers = NetworkUtils.makeStrings(dnses);
}
+ final int netId = (network != null) ? network.netId : NETID_UNSET;
try {
- mNMService.setDnsForwarders(network, dnsServers);
+ mNetd.tetherDnsSet(netId, dnsServers);
mLog.log(String.format(
"SET DNS forwarders: network=%s dnsServers=%s",
network, Arrays.toString(dnsServers)));
- } catch (Exception e) {
+ } catch (RemoteException | ServiceSpecificException e) {
// TODO: Investigate how this can fail and what exactly
// happens if/when such failures occur.
mLog.e("setting DNS forwarders failed, " + e);
@@ -1698,8 +1700,8 @@
Log.e(TAG, "Error in startTethering");
notify(IpServer.CMD_START_TETHERING_ERROR);
try {
- mNMService.setIpForwardingEnabled(false);
- } catch (Exception e) { }
+ mNetd.ipfwdDisableForwarding(TAG);
+ } catch (RemoteException | ServiceSpecificException e) { }
}
}
@@ -1709,8 +1711,8 @@
Log.e(TAG, "Error in stopTethering");
notify(IpServer.CMD_STOP_TETHERING_ERROR);
try {
- mNMService.setIpForwardingEnabled(false);
- } catch (Exception e) { }
+ mNetd.ipfwdDisableForwarding(TAG);
+ } catch (RemoteException | ServiceSpecificException e) { }
}
}
@@ -1720,11 +1722,11 @@
Log.e(TAG, "Error in setDnsForwarders");
notify(IpServer.CMD_SET_DNS_FORWARDERS_ERROR);
try {
- mNMService.stopTethering();
- } catch (Exception e) { }
+ mNetd.tetherStop();
+ } catch (RemoteException | ServiceSpecificException e) { }
try {
- mNMService.setIpForwardingEnabled(false);
- } catch (Exception e) { }
+ mNetd.ipfwdDisableForwarding(TAG);
+ } catch (RemoteException | ServiceSpecificException e) { }
}
}
@@ -1884,7 +1886,7 @@
}
}
- void dump(FileDescriptor fd, PrintWriter writer, String[] args) {
+ void dump(@NonNull FileDescriptor fd, @NonNull PrintWriter writer, @Nullable String[] args) {
// Binder.java closes the resource for us.
@SuppressWarnings("resource")
final IndentingPrintWriter pw = new IndentingPrintWriter(writer, " ");
@@ -2065,7 +2067,7 @@
mLog.log("adding TetheringInterfaceStateMachine for: " + iface);
final TetherState tetherState = new TetherState(
- new IpServer(iface, mLooper, interfaceType, mLog, mNMService, mStatsService,
+ new IpServer(iface, mLooper, interfaceType, mLog, mNetd, mStatsService,
makeControlCallback(), mConfig.enableLegacyDhcpServer,
mDeps.getIpServerDependencies()));
mTetherStates.put(iface, tetherState);
diff --git a/packages/Tethering/tests/unit/src/android/net/ip/IpServerTest.java b/packages/Tethering/tests/unit/src/android/net/ip/IpServerTest.java
index fd2f708..f4a6084 100644
--- a/packages/Tethering/tests/unit/src/android/net/ip/IpServerTest.java
+++ b/packages/Tethering/tests/unit/src/android/net/ip/IpServerTest.java
@@ -23,6 +23,7 @@
import static android.net.ConnectivityManager.TETHER_ERROR_ENABLE_NAT_ERROR;
import static android.net.ConnectivityManager.TETHER_ERROR_NO_ERROR;
import static android.net.ConnectivityManager.TETHER_ERROR_TETHER_IFACE_ERROR;
+import static android.net.INetd.IF_STATE_UP;
import static android.net.dhcp.IDhcpServer.STATUS_SUCCESS;
import static android.net.ip.IpServer.STATE_AVAILABLE;
import static android.net.ip.IpServer.STATE_LOCAL_ONLY;
@@ -52,7 +53,7 @@
import android.net.INetd;
import android.net.INetworkStatsService;
-import android.net.InterfaceConfiguration;
+import android.net.InterfaceConfigurationParcel;
import android.net.IpPrefix;
import android.net.LinkAddress;
import android.net.LinkProperties;
@@ -64,7 +65,6 @@
import android.net.util.InterfaceParams;
import android.net.util.InterfaceSet;
import android.net.util.SharedLog;
-import android.os.INetworkManagementService;
import android.os.RemoteException;
import android.os.test.TestLooper;
import android.text.TextUtils;
@@ -89,6 +89,8 @@
private static final String IFACE_NAME = "testnet1";
private static final String UPSTREAM_IFACE = "upstream0";
private static final String UPSTREAM_IFACE2 = "upstream1";
+ private static final String BLUETOOTH_IFACE_ADDR = "192.168.42.1";
+ private static final int BLUETOOTH_DHCP_PREFIX_LENGTH = 24;
private static final int DHCP_LEASE_TIME_SECS = 3600;
private static final InterfaceParams TEST_IFACE_PARAMS = new InterfaceParams(
@@ -96,11 +98,9 @@
private static final int MAKE_DHCPSERVER_TIMEOUT_MS = 1000;
- @Mock private INetworkManagementService mNMService;
@Mock private INetd mNetd;
@Mock private INetworkStatsService mStatsService;
@Mock private IpServer.Callback mCallback;
- @Mock private InterfaceConfiguration mInterfaceConfiguration;
@Mock private SharedLog mSharedLog;
@Mock private IDhcpServer mDhcpServer;
@Mock private RouterAdvertisementDaemon mRaDaemon;
@@ -112,6 +112,7 @@
private final ArgumentCaptor<LinkProperties> mLinkPropertiesCaptor =
ArgumentCaptor.forClass(LinkProperties.class);
private IpServer mIpServer;
+ private InterfaceConfigurationParcel mInterfaceConfiguration;
private void initStateMachine(int interfaceType) throws Exception {
initStateMachine(interfaceType, false /* usingLegacyDhcp */);
@@ -131,17 +132,20 @@
}).when(mDependencies).makeDhcpServer(any(), mDhcpParamsCaptor.capture(), any());
when(mDependencies.getRouterAdvertisementDaemon(any())).thenReturn(mRaDaemon);
when(mDependencies.getInterfaceParams(IFACE_NAME)).thenReturn(TEST_IFACE_PARAMS);
- when(mDependencies.getNetdService()).thenReturn(mNetd);
-
+ mInterfaceConfiguration = new InterfaceConfigurationParcel();
+ mInterfaceConfiguration.flags = new String[0];
+ if (interfaceType == TETHERING_BLUETOOTH) {
+ mInterfaceConfiguration.ipv4Addr = BLUETOOTH_IFACE_ADDR;
+ mInterfaceConfiguration.prefixLength = BLUETOOTH_DHCP_PREFIX_LENGTH;
+ }
mIpServer = new IpServer(
- IFACE_NAME, mLooper.getLooper(), interfaceType, mSharedLog,
- mNMService, mStatsService, mCallback, usingLegacyDhcp, mDependencies);
+ IFACE_NAME, mLooper.getLooper(), interfaceType, mSharedLog, mNetd, mStatsService,
+ mCallback, usingLegacyDhcp, mDependencies);
mIpServer.start();
// Starting the state machine always puts us in a consistent state and notifies
// the rest of the world that we've changed from an unknown to available state.
mLooper.dispatchAll();
- reset(mNMService, mStatsService, mCallback);
- when(mNMService.getInterfaceConfig(IFACE_NAME)).thenReturn(mInterfaceConfiguration);
+ reset(mNetd, mStatsService, mCallback);
when(mRaDaemon.start()).thenReturn(true);
}
@@ -158,8 +162,7 @@
if (upstreamIface != null) {
dispatchTetherConnectionChanged(upstreamIface);
}
- reset(mNMService, mStatsService, mCallback);
- when(mNMService.getInterfaceConfig(IFACE_NAME)).thenReturn(mInterfaceConfiguration);
+ reset(mNetd, mStatsService, mCallback);
}
@Before public void setUp() throws Exception {
@@ -169,15 +172,14 @@
@Test
public void startsOutAvailable() {
- mIpServer = new IpServer(IFACE_NAME, mLooper.getLooper(),
- TETHERING_BLUETOOTH, mSharedLog, mNMService, mStatsService, mCallback,
- false /* usingLegacyDhcp */, mDependencies);
+ mIpServer = new IpServer(IFACE_NAME, mLooper.getLooper(), TETHERING_BLUETOOTH, mSharedLog,
+ mNetd, mStatsService, mCallback, false /* usingLegacyDhcp */, mDependencies);
mIpServer.start();
mLooper.dispatchAll();
verify(mCallback).updateInterfaceState(
mIpServer, STATE_AVAILABLE, TETHER_ERROR_NO_ERROR);
verify(mCallback).updateLinkProperties(eq(mIpServer), any(LinkProperties.class));
- verifyNoMoreInteractions(mCallback, mNMService, mStatsService);
+ verifyNoMoreInteractions(mCallback, mNetd, mStatsService);
}
@Test
@@ -196,7 +198,7 @@
// None of these commands should trigger us to request action from
// the rest of the system.
dispatchCommand(command);
- verifyNoMoreInteractions(mNMService, mStatsService, mCallback);
+ verifyNoMoreInteractions(mNetd, mStatsService, mCallback);
}
}
@@ -208,7 +210,7 @@
verify(mCallback).updateInterfaceState(
mIpServer, STATE_UNAVAILABLE, TETHER_ERROR_NO_ERROR);
verify(mCallback).updateLinkProperties(eq(mIpServer), any(LinkProperties.class));
- verifyNoMoreInteractions(mNMService, mStatsService, mCallback);
+ verifyNoMoreInteractions(mNetd, mStatsService, mCallback);
}
@Test
@@ -216,13 +218,17 @@
initStateMachine(TETHERING_BLUETOOTH);
dispatchCommand(IpServer.CMD_TETHER_REQUESTED, STATE_TETHERED);
- InOrder inOrder = inOrder(mCallback, mNMService);
- inOrder.verify(mNMService).tetherInterface(IFACE_NAME);
+ InOrder inOrder = inOrder(mCallback, mNetd);
+ inOrder.verify(mNetd).tetherInterfaceAdd(IFACE_NAME);
+ inOrder.verify(mNetd).networkAddInterface(INetd.LOCAL_NET_ID, IFACE_NAME);
+ // One for ipv4 route, one for ipv6 link local route.
+ inOrder.verify(mNetd, times(2)).networkAddRoute(eq(INetd.LOCAL_NET_ID), eq(IFACE_NAME),
+ any(), any());
inOrder.verify(mCallback).updateInterfaceState(
mIpServer, STATE_TETHERED, TETHER_ERROR_NO_ERROR);
inOrder.verify(mCallback).updateLinkProperties(
eq(mIpServer), any(LinkProperties.class));
- verifyNoMoreInteractions(mNMService, mStatsService, mCallback);
+ verifyNoMoreInteractions(mNetd, mStatsService, mCallback);
}
@Test
@@ -230,14 +236,16 @@
initTetheredStateMachine(TETHERING_BLUETOOTH, null);
dispatchCommand(IpServer.CMD_TETHER_UNREQUESTED);
- InOrder inOrder = inOrder(mNMService, mNetd, mStatsService, mCallback);
- inOrder.verify(mNMService).untetherInterface(IFACE_NAME);
+ InOrder inOrder = inOrder(mNetd, mStatsService, mCallback);
+ inOrder.verify(mNetd).tetherApplyDnsInterfaces();
+ inOrder.verify(mNetd).tetherInterfaceRemove(IFACE_NAME);
+ inOrder.verify(mNetd).networkRemoveInterface(INetd.LOCAL_NET_ID, IFACE_NAME);
inOrder.verify(mNetd).interfaceSetCfg(argThat(cfg -> IFACE_NAME.equals(cfg.ifName)));
inOrder.verify(mCallback).updateInterfaceState(
mIpServer, STATE_AVAILABLE, TETHER_ERROR_NO_ERROR);
inOrder.verify(mCallback).updateLinkProperties(
eq(mIpServer), any(LinkProperties.class));
- verifyNoMoreInteractions(mNMService, mStatsService, mCallback);
+ verifyNoMoreInteractions(mNetd, mStatsService, mCallback);
}
@Test
@@ -245,16 +253,19 @@
initStateMachine(TETHERING_USB);
dispatchCommand(IpServer.CMD_TETHER_REQUESTED, STATE_TETHERED);
- InOrder inOrder = inOrder(mCallback, mNMService);
- inOrder.verify(mNMService).getInterfaceConfig(IFACE_NAME);
- inOrder.verify(mNMService).setInterfaceConfig(IFACE_NAME, mInterfaceConfiguration);
- inOrder.verify(mNMService).tetherInterface(IFACE_NAME);
+ InOrder inOrder = inOrder(mCallback, mNetd);
+ inOrder.verify(mNetd).interfaceSetCfg(argThat(cfg ->
+ IFACE_NAME.equals(cfg.ifName) && assertContainsFlag(cfg.flags, IF_STATE_UP)));
+ inOrder.verify(mNetd).tetherInterfaceAdd(IFACE_NAME);
+ inOrder.verify(mNetd).networkAddInterface(INetd.LOCAL_NET_ID, IFACE_NAME);
+ inOrder.verify(mNetd, times(2)).networkAddRoute(eq(INetd.LOCAL_NET_ID), eq(IFACE_NAME),
+ any(), any());
inOrder.verify(mCallback).updateInterfaceState(
mIpServer, STATE_TETHERED, TETHER_ERROR_NO_ERROR);
inOrder.verify(mCallback).updateLinkProperties(
eq(mIpServer), mLinkPropertiesCaptor.capture());
assertIPv4AddressAndDirectlyConnectedRoute(mLinkPropertiesCaptor.getValue());
- verifyNoMoreInteractions(mNMService, mStatsService, mCallback);
+ verifyNoMoreInteractions(mNetd, mStatsService, mCallback);
}
@Test
@@ -262,16 +273,19 @@
initStateMachine(TETHERING_WIFI_P2P);
dispatchCommand(IpServer.CMD_TETHER_REQUESTED, STATE_LOCAL_ONLY);
- InOrder inOrder = inOrder(mCallback, mNMService);
- inOrder.verify(mNMService).getInterfaceConfig(IFACE_NAME);
- inOrder.verify(mNMService).setInterfaceConfig(IFACE_NAME, mInterfaceConfiguration);
- inOrder.verify(mNMService).tetherInterface(IFACE_NAME);
+ InOrder inOrder = inOrder(mCallback, mNetd);
+ inOrder.verify(mNetd).interfaceSetCfg(argThat(cfg ->
+ IFACE_NAME.equals(cfg.ifName) && assertContainsFlag(cfg.flags, IF_STATE_UP)));
+ inOrder.verify(mNetd).tetherInterfaceAdd(IFACE_NAME);
+ inOrder.verify(mNetd).networkAddInterface(INetd.LOCAL_NET_ID, IFACE_NAME);
+ inOrder.verify(mNetd, times(2)).networkAddRoute(eq(INetd.LOCAL_NET_ID), eq(IFACE_NAME),
+ any(), any());
inOrder.verify(mCallback).updateInterfaceState(
mIpServer, STATE_LOCAL_ONLY, TETHER_ERROR_NO_ERROR);
inOrder.verify(mCallback).updateLinkProperties(
eq(mIpServer), mLinkPropertiesCaptor.capture());
assertIPv4AddressAndDirectlyConnectedRoute(mLinkPropertiesCaptor.getValue());
- verifyNoMoreInteractions(mNMService, mStatsService, mCallback);
+ verifyNoMoreInteractions(mNetd, mStatsService, mCallback);
}
@Test
@@ -281,10 +295,10 @@
// Telling the state machine about its upstream interface triggers
// a little more configuration.
dispatchTetherConnectionChanged(UPSTREAM_IFACE);
- InOrder inOrder = inOrder(mNMService);
- inOrder.verify(mNMService).enableNat(IFACE_NAME, UPSTREAM_IFACE);
- inOrder.verify(mNMService).startInterfaceForwarding(IFACE_NAME, UPSTREAM_IFACE);
- verifyNoMoreInteractions(mNMService, mStatsService, mCallback);
+ InOrder inOrder = inOrder(mNetd);
+ inOrder.verify(mNetd).tetherAddForward(IFACE_NAME, UPSTREAM_IFACE);
+ inOrder.verify(mNetd).ipfwdAddInterfaceForward(IFACE_NAME, UPSTREAM_IFACE);
+ verifyNoMoreInteractions(mNetd, mStatsService, mCallback);
}
@Test
@@ -292,49 +306,49 @@
initTetheredStateMachine(TETHERING_BLUETOOTH, UPSTREAM_IFACE);
dispatchTetherConnectionChanged(UPSTREAM_IFACE2);
- InOrder inOrder = inOrder(mNMService, mStatsService);
+ InOrder inOrder = inOrder(mNetd, mStatsService);
inOrder.verify(mStatsService).forceUpdate();
- inOrder.verify(mNMService).stopInterfaceForwarding(IFACE_NAME, UPSTREAM_IFACE);
- inOrder.verify(mNMService).disableNat(IFACE_NAME, UPSTREAM_IFACE);
- inOrder.verify(mNMService).enableNat(IFACE_NAME, UPSTREAM_IFACE2);
- inOrder.verify(mNMService).startInterfaceForwarding(IFACE_NAME, UPSTREAM_IFACE2);
- verifyNoMoreInteractions(mNMService, mStatsService, mCallback);
+ inOrder.verify(mNetd).ipfwdRemoveInterfaceForward(IFACE_NAME, UPSTREAM_IFACE);
+ inOrder.verify(mNetd).tetherRemoveForward(IFACE_NAME, UPSTREAM_IFACE);
+ inOrder.verify(mNetd).tetherAddForward(IFACE_NAME, UPSTREAM_IFACE2);
+ inOrder.verify(mNetd).ipfwdAddInterfaceForward(IFACE_NAME, UPSTREAM_IFACE2);
+ verifyNoMoreInteractions(mNetd, mStatsService, mCallback);
}
@Test
public void handlesChangingUpstreamNatFailure() throws Exception {
initTetheredStateMachine(TETHERING_WIFI, UPSTREAM_IFACE);
- doThrow(RemoteException.class).when(mNMService).enableNat(IFACE_NAME, UPSTREAM_IFACE2);
+ doThrow(RemoteException.class).when(mNetd).tetherAddForward(IFACE_NAME, UPSTREAM_IFACE2);
dispatchTetherConnectionChanged(UPSTREAM_IFACE2);
- InOrder inOrder = inOrder(mNMService, mStatsService);
+ InOrder inOrder = inOrder(mNetd, mStatsService);
inOrder.verify(mStatsService).forceUpdate();
- inOrder.verify(mNMService).stopInterfaceForwarding(IFACE_NAME, UPSTREAM_IFACE);
- inOrder.verify(mNMService).disableNat(IFACE_NAME, UPSTREAM_IFACE);
- inOrder.verify(mNMService).enableNat(IFACE_NAME, UPSTREAM_IFACE2);
+ inOrder.verify(mNetd).ipfwdRemoveInterfaceForward(IFACE_NAME, UPSTREAM_IFACE);
+ inOrder.verify(mNetd).tetherRemoveForward(IFACE_NAME, UPSTREAM_IFACE);
+ inOrder.verify(mNetd).tetherAddForward(IFACE_NAME, UPSTREAM_IFACE2);
inOrder.verify(mStatsService).forceUpdate();
- inOrder.verify(mNMService).stopInterfaceForwarding(IFACE_NAME, UPSTREAM_IFACE2);
- inOrder.verify(mNMService).disableNat(IFACE_NAME, UPSTREAM_IFACE2);
+ inOrder.verify(mNetd).ipfwdRemoveInterfaceForward(IFACE_NAME, UPSTREAM_IFACE2);
+ inOrder.verify(mNetd).tetherRemoveForward(IFACE_NAME, UPSTREAM_IFACE2);
}
@Test
public void handlesChangingUpstreamInterfaceForwardingFailure() throws Exception {
initTetheredStateMachine(TETHERING_WIFI, UPSTREAM_IFACE);
- doThrow(RemoteException.class).when(mNMService).startInterfaceForwarding(
+ doThrow(RemoteException.class).when(mNetd).ipfwdAddInterfaceForward(
IFACE_NAME, UPSTREAM_IFACE2);
dispatchTetherConnectionChanged(UPSTREAM_IFACE2);
- InOrder inOrder = inOrder(mNMService, mStatsService);
+ InOrder inOrder = inOrder(mNetd, mStatsService);
inOrder.verify(mStatsService).forceUpdate();
- inOrder.verify(mNMService).stopInterfaceForwarding(IFACE_NAME, UPSTREAM_IFACE);
- inOrder.verify(mNMService).disableNat(IFACE_NAME, UPSTREAM_IFACE);
- inOrder.verify(mNMService).enableNat(IFACE_NAME, UPSTREAM_IFACE2);
- inOrder.verify(mNMService).startInterfaceForwarding(IFACE_NAME, UPSTREAM_IFACE2);
+ inOrder.verify(mNetd).ipfwdRemoveInterfaceForward(IFACE_NAME, UPSTREAM_IFACE);
+ inOrder.verify(mNetd).tetherRemoveForward(IFACE_NAME, UPSTREAM_IFACE);
+ inOrder.verify(mNetd).tetherAddForward(IFACE_NAME, UPSTREAM_IFACE2);
+ inOrder.verify(mNetd).ipfwdAddInterfaceForward(IFACE_NAME, UPSTREAM_IFACE2);
inOrder.verify(mStatsService).forceUpdate();
- inOrder.verify(mNMService).stopInterfaceForwarding(IFACE_NAME, UPSTREAM_IFACE2);
- inOrder.verify(mNMService).disableNat(IFACE_NAME, UPSTREAM_IFACE2);
+ inOrder.verify(mNetd).ipfwdRemoveInterfaceForward(IFACE_NAME, UPSTREAM_IFACE2);
+ inOrder.verify(mNetd).tetherRemoveForward(IFACE_NAME, UPSTREAM_IFACE2);
}
@Test
@@ -342,17 +356,19 @@
initTetheredStateMachine(TETHERING_BLUETOOTH, UPSTREAM_IFACE);
dispatchCommand(IpServer.CMD_TETHER_UNREQUESTED);
- InOrder inOrder = inOrder(mNMService, mNetd, mStatsService, mCallback);
+ InOrder inOrder = inOrder(mNetd, mStatsService, mCallback);
inOrder.verify(mStatsService).forceUpdate();
- inOrder.verify(mNMService).stopInterfaceForwarding(IFACE_NAME, UPSTREAM_IFACE);
- inOrder.verify(mNMService).disableNat(IFACE_NAME, UPSTREAM_IFACE);
- inOrder.verify(mNMService).untetherInterface(IFACE_NAME);
+ inOrder.verify(mNetd).ipfwdRemoveInterfaceForward(IFACE_NAME, UPSTREAM_IFACE);
+ inOrder.verify(mNetd).tetherRemoveForward(IFACE_NAME, UPSTREAM_IFACE);
+ inOrder.verify(mNetd).tetherApplyDnsInterfaces();
+ inOrder.verify(mNetd).tetherInterfaceRemove(IFACE_NAME);
+ inOrder.verify(mNetd).networkRemoveInterface(INetd.LOCAL_NET_ID, IFACE_NAME);
inOrder.verify(mNetd).interfaceSetCfg(argThat(cfg -> IFACE_NAME.equals(cfg.ifName)));
inOrder.verify(mCallback).updateInterfaceState(
mIpServer, STATE_AVAILABLE, TETHER_ERROR_NO_ERROR);
inOrder.verify(mCallback).updateLinkProperties(
eq(mIpServer), any(LinkProperties.class));
- verifyNoMoreInteractions(mNMService, mStatsService, mCallback);
+ verifyNoMoreInteractions(mNetd, mStatsService, mCallback);
}
@Test
@@ -361,13 +377,14 @@
initTetheredStateMachine(TETHERING_USB, null);
if (shouldThrow) {
- doThrow(RemoteException.class).when(mNMService).untetherInterface(IFACE_NAME);
+ doThrow(RemoteException.class).when(mNetd).tetherInterfaceRemove(IFACE_NAME);
}
dispatchCommand(IpServer.CMD_INTERFACE_DOWN);
- InOrder usbTeardownOrder = inOrder(mNMService, mInterfaceConfiguration, mCallback);
- usbTeardownOrder.verify(mInterfaceConfiguration).setInterfaceDown();
- usbTeardownOrder.verify(mNMService).setInterfaceConfig(
- IFACE_NAME, mInterfaceConfiguration);
+ InOrder usbTeardownOrder = inOrder(mNetd, mCallback);
+ // Currently IpServer interfaceSetCfg twice to stop IPv4. One just set interface down
+ // Another one is set IPv4 to 0.0.0.0/0 as clearng ipv4 address.
+ usbTeardownOrder.verify(mNetd, times(2)).interfaceSetCfg(
+ argThat(cfg -> IFACE_NAME.equals(cfg.ifName)));
usbTeardownOrder.verify(mCallback).updateInterfaceState(
mIpServer, STATE_UNAVAILABLE, TETHER_ERROR_NO_ERROR);
usbTeardownOrder.verify(mCallback).updateLinkProperties(
@@ -380,12 +397,15 @@
public void usbShouldBeTornDownOnTetherError() throws Exception {
initStateMachine(TETHERING_USB);
- doThrow(RemoteException.class).when(mNMService).tetherInterface(IFACE_NAME);
+ doThrow(RemoteException.class).when(mNetd).tetherInterfaceAdd(IFACE_NAME);
dispatchCommand(IpServer.CMD_TETHER_REQUESTED, STATE_TETHERED);
- InOrder usbTeardownOrder = inOrder(mNMService, mInterfaceConfiguration, mCallback);
- usbTeardownOrder.verify(mInterfaceConfiguration).setInterfaceDown();
- usbTeardownOrder.verify(mNMService).setInterfaceConfig(
- IFACE_NAME, mInterfaceConfiguration);
+ InOrder usbTeardownOrder = inOrder(mNetd, mCallback);
+ usbTeardownOrder.verify(mNetd).interfaceSetCfg(
+ argThat(cfg -> IFACE_NAME.equals(cfg.ifName)));
+ usbTeardownOrder.verify(mNetd).tetherInterfaceAdd(IFACE_NAME);
+
+ usbTeardownOrder.verify(mNetd, times(2)).interfaceSetCfg(
+ argThat(cfg -> IFACE_NAME.equals(cfg.ifName)));
usbTeardownOrder.verify(mCallback).updateInterfaceState(
mIpServer, STATE_AVAILABLE, TETHER_ERROR_TETHER_IFACE_ERROR);
usbTeardownOrder.verify(mCallback).updateLinkProperties(
@@ -397,11 +417,13 @@
public void shouldTearDownUsbOnUpstreamError() throws Exception {
initTetheredStateMachine(TETHERING_USB, null);
- doThrow(RemoteException.class).when(mNMService).enableNat(anyString(), anyString());
+ doThrow(RemoteException.class).when(mNetd).tetherAddForward(anyString(), anyString());
dispatchTetherConnectionChanged(UPSTREAM_IFACE);
- InOrder usbTeardownOrder = inOrder(mNMService, mInterfaceConfiguration, mCallback);
- usbTeardownOrder.verify(mInterfaceConfiguration).setInterfaceDown();
- usbTeardownOrder.verify(mNMService).setInterfaceConfig(IFACE_NAME, mInterfaceConfiguration);
+ InOrder usbTeardownOrder = inOrder(mNetd, mCallback);
+ usbTeardownOrder.verify(mNetd).tetherAddForward(IFACE_NAME, UPSTREAM_IFACE);
+
+ usbTeardownOrder.verify(mNetd, times(2)).interfaceSetCfg(
+ argThat(cfg -> IFACE_NAME.equals(cfg.ifName)));
usbTeardownOrder.verify(mCallback).updateInterfaceState(
mIpServer, STATE_AVAILABLE, TETHER_ERROR_ENABLE_NAT_ERROR);
usbTeardownOrder.verify(mCallback).updateLinkProperties(
@@ -413,11 +435,11 @@
public void ignoresDuplicateUpstreamNotifications() throws Exception {
initTetheredStateMachine(TETHERING_WIFI, UPSTREAM_IFACE);
- verifyNoMoreInteractions(mNMService, mStatsService, mCallback);
+ verifyNoMoreInteractions(mNetd, mStatsService, mCallback);
for (int i = 0; i < 5; i++) {
dispatchTetherConnectionChanged(UPSTREAM_IFACE);
- verifyNoMoreInteractions(mNMService, mStatsService, mCallback);
+ verifyNoMoreInteractions(mNetd, mStatsService, mCallback);
}
}
@@ -525,4 +547,12 @@
// never see an empty interface name in any LinkProperties update.
assertFalse(TextUtils.isEmpty(lp.getInterfaceName()));
}
+
+ private boolean assertContainsFlag(String[] flags, String match) {
+ for (String flag : flags) {
+ if (flag.equals(match)) return true;
+ }
+ fail("Missing flag: " + match);
+ return false;
+ }
}
diff --git a/packages/Tethering/tests/unit/src/com/android/server/connectivity/tethering/TetheringTest.java b/packages/Tethering/tests/unit/src/com/android/server/connectivity/tethering/TetheringTest.java
index 809f0e9..144631c 100644
--- a/packages/Tethering/tests/unit/src/com/android/server/connectivity/tethering/TetheringTest.java
+++ b/packages/Tethering/tests/unit/src/com/android/server/connectivity/tethering/TetheringTest.java
@@ -50,7 +50,6 @@
import static org.mockito.Matchers.anyString;
import static org.mockito.Matchers.eq;
import static org.mockito.Mockito.any;
-import static org.mockito.Mockito.atLeastOnce;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
@@ -74,7 +73,7 @@
import android.net.INetworkStatsService;
import android.net.ITetheringEventCallback;
import android.net.InetAddresses;
-import android.net.InterfaceConfiguration;
+import android.net.InterfaceConfigurationParcel;
import android.net.IpPrefix;
import android.net.LinkAddress;
import android.net.LinkProperties;
@@ -147,6 +146,7 @@
private static final String TEST_USB_IFNAME = "test_rndis0";
private static final String TEST_WLAN_IFNAME = "test_wlan0";
private static final String TEST_P2P_IFNAME = "test_p2p-p2p0-0";
+ private static final String TETHERING_NAME = "Tethering";
private static final int DHCPSERVER_START_TIMEOUT_MS = 1000;
@@ -185,6 +185,7 @@
private BroadcastReceiver mBroadcastReceiver;
private Tethering mTethering;
private PhoneStateListener mPhoneStateListener;
+ private InterfaceConfigurationParcel mInterfaceConfiguration;
private class TestContext extends BroadcastInterceptingContext {
TestContext(Context base) {
@@ -248,11 +249,6 @@
}
@Override
- public INetd getNetdService() {
- return mNetd;
- }
-
- @Override
public void makeDhcpServer(String ifName, DhcpServingParamsParcel params,
DhcpServerCallbacks cb) {
new Thread(() -> {
@@ -429,11 +425,11 @@
.thenReturn(new int[0]);
when(mResources.getBoolean(com.android.internal.R.bool.config_tether_upstream_automatic))
.thenReturn(false);
- when(mNMService.listInterfaces())
+ when(mNetd.interfaceGetList())
.thenReturn(new String[] {
TEST_MOBILE_IFNAME, TEST_WLAN_IFNAME, TEST_USB_IFNAME, TEST_P2P_IFNAME});
- when(mNMService.getInterfaceConfig(anyString()))
- .thenReturn(new InterfaceConfiguration());
+ mInterfaceConfiguration = new InterfaceConfigurationParcel();
+ mInterfaceConfiguration.flags = new String[0];
when(mRouterAdvertisementDaemon.start())
.thenReturn(true);
@@ -523,10 +519,11 @@
}
private void verifyInterfaceServingModeStarted(String ifname) throws Exception {
- verify(mNMService, times(1)).getInterfaceConfig(ifname);
- verify(mNMService, times(1))
- .setInterfaceConfig(eq(ifname), any(InterfaceConfiguration.class));
- verify(mNMService, times(1)).tetherInterface(ifname);
+ verify(mNetd, times(1)).interfaceSetCfg(any(InterfaceConfigurationParcel.class));
+ verify(mNetd, times(1)).tetherInterfaceAdd(ifname);
+ verify(mNetd, times(1)).networkAddInterface(INetd.LOCAL_NET_ID, ifname);
+ verify(mNetd, times(2)).networkAddRoute(eq(INetd.LOCAL_NET_ID), eq(ifname),
+ anyString(), anyString());
}
private void verifyTetheringBroadcast(String ifname, String whichExtra) {
@@ -558,7 +555,7 @@
verify(mWifiManager).updateInterfaceIpState(
TEST_WLAN_IFNAME, WifiManager.IFACE_IP_MODE_UNSPECIFIED);
}
- verifyNoMoreInteractions(mNMService);
+ verifyNoMoreInteractions(mNetd);
verifyNoMoreInteractions(mWifiManager);
}
@@ -581,14 +578,14 @@
prepareUsbTethering(upstreamState);
// This should produce no activity of any kind.
- verifyNoMoreInteractions(mNMService);
+ verifyNoMoreInteractions(mNetd);
// Pretend we then receive USB configured broadcast.
sendUsbBroadcast(true, true, true);
mLooper.dispatchAll();
// Now we should see the start of tethering mechanics (in this case:
// tetherMatchingInterfaces() which starts by fetching all interfaces).
- verify(mNMService, times(1)).listInterfaces();
+ verify(mNetd, times(1)).interfaceGetList();
// UpstreamNetworkMonitor should receive selected upstream
verify(mUpstreamNetworkMonitor, times(1)).selectPreferredUpstreamType(any());
@@ -618,9 +615,9 @@
verifyInterfaceServingModeStarted(TEST_WLAN_IFNAME);
verifyTetheringBroadcast(TEST_WLAN_IFNAME, EXTRA_AVAILABLE_TETHER);
- verify(mNMService, times(1)).setIpForwardingEnabled(true);
- verify(mNMService, times(1)).startTethering(any(String[].class));
- verifyNoMoreInteractions(mNMService);
+ verify(mNetd, times(1)).ipfwdEnableForwarding(TETHERING_NAME);
+ verify(mNetd, times(1)).tetherStartWithConfiguration(any());
+ verifyNoMoreInteractions(mNetd);
verify(mWifiManager).updateInterfaceIpState(
TEST_WLAN_IFNAME, WifiManager.IFACE_IP_MODE_UNSPECIFIED);
verify(mWifiManager).updateInterfaceIpState(
@@ -638,16 +635,16 @@
mTethering.interfaceRemoved(TEST_WLAN_IFNAME);
mLooper.dispatchAll();
- verify(mNMService, times(1)).untetherInterface(TEST_WLAN_IFNAME);
- // {g,s}etInterfaceConfig() called twice for enabling and disabling IPv4.
- verify(mNMService, times(2)).getInterfaceConfig(TEST_WLAN_IFNAME);
- verify(mNMService, times(2))
- .setInterfaceConfig(eq(TEST_WLAN_IFNAME), any(InterfaceConfiguration.class));
- verify(mNMService, times(1)).stopTethering();
- verify(mNMService, times(1)).setIpForwardingEnabled(false);
+ verify(mNetd, times(1)).tetherApplyDnsInterfaces();
+ verify(mNetd, times(1)).tetherInterfaceRemove(TEST_WLAN_IFNAME);
+ verify(mNetd, times(1)).networkRemoveInterface(INetd.LOCAL_NET_ID, TEST_WLAN_IFNAME);
+ // interfaceSetCfg() called once for enabling and twice disabling IPv4.
+ verify(mNetd, times(3)).interfaceSetCfg(any(InterfaceConfigurationParcel.class));
+ verify(mNetd, times(1)).tetherStop();
+ verify(mNetd, times(1)).ipfwdDisableForwarding(TETHERING_NAME);
verify(mWifiManager, times(3)).updateInterfaceIpState(
TEST_WLAN_IFNAME, WifiManager.IFACE_IP_MODE_UNSPECIFIED);
- verifyNoMoreInteractions(mNMService);
+ verifyNoMoreInteractions(mNetd);
verifyNoMoreInteractions(mWifiManager);
// Asking for the last error after the per-interface state machine
// has been reaped yields an unknown interface error.
@@ -684,8 +681,8 @@
UpstreamNetworkState upstreamState = buildMobileIPv4UpstreamState();
runUsbTethering(upstreamState);
- verify(mNMService, times(1)).enableNat(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
- verify(mNMService, times(1)).startInterfaceForwarding(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
+ verify(mNetd, times(1)).tetherAddForward(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
+ verify(mNetd, times(1)).ipfwdAddInterfaceForward(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
sendIPv6TetherUpdates(upstreamState);
verify(mRouterAdvertisementDaemon, never()).buildNewRa(any(), notNull());
@@ -708,8 +705,8 @@
UpstreamNetworkState upstreamState = buildMobileIPv6UpstreamState();
runUsbTethering(upstreamState);
- verify(mNMService, times(1)).enableNat(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
- verify(mNMService, times(1)).startInterfaceForwarding(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
+ verify(mNetd, times(1)).tetherAddForward(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
+ verify(mNetd, times(1)).ipfwdAddInterfaceForward(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
sendIPv6TetherUpdates(upstreamState);
verify(mRouterAdvertisementDaemon, times(1)).buildNewRa(any(), notNull());
@@ -721,8 +718,8 @@
UpstreamNetworkState upstreamState = buildMobileDualStackUpstreamState();
runUsbTethering(upstreamState);
- verify(mNMService, times(1)).enableNat(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
- verify(mNMService, times(1)).startInterfaceForwarding(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
+ verify(mNetd, times(1)).tetherAddForward(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
+ verify(mNetd, times(1)).ipfwdAddInterfaceForward(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
verify(mRouterAdvertisementDaemon, times(1)).start();
verify(mDhcpServer, timeout(DHCPSERVER_START_TIMEOUT_MS).times(1)).start(any());
@@ -736,12 +733,11 @@
UpstreamNetworkState upstreamState = buildMobile464xlatUpstreamState();
runUsbTethering(upstreamState);
- verify(mNMService, times(1)).enableNat(TEST_USB_IFNAME, TEST_XLAT_MOBILE_IFNAME);
- verify(mNMService, times(1)).enableNat(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
+ verify(mNetd, times(1)).tetherAddForward(TEST_USB_IFNAME, TEST_XLAT_MOBILE_IFNAME);
+ verify(mNetd, times(1)).tetherAddForward(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
verify(mDhcpServer, timeout(DHCPSERVER_START_TIMEOUT_MS).times(1)).start(any());
- verify(mNMService, times(1)).startInterfaceForwarding(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
- verify(mNMService, times(1)).startInterfaceForwarding(TEST_USB_IFNAME,
- TEST_XLAT_MOBILE_IFNAME);
+ verify(mNetd, times(1)).ipfwdAddInterfaceForward(TEST_USB_IFNAME, TEST_XLAT_MOBILE_IFNAME);
+ verify(mNetd, times(1)).ipfwdAddInterfaceForward(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
sendIPv6TetherUpdates(upstreamState);
verify(mRouterAdvertisementDaemon, times(1)).buildNewRa(any(), notNull());
@@ -754,9 +750,9 @@
UpstreamNetworkState upstreamState = buildMobileIPv6UpstreamState();
runUsbTethering(upstreamState);
- verify(mNMService, times(1)).enableNat(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
+ verify(mNetd, times(1)).tetherAddForward(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
verify(mDhcpServer, timeout(DHCPSERVER_START_TIMEOUT_MS).times(1)).start(any());
- verify(mNMService, times(1)).startInterfaceForwarding(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
+ verify(mNetd, times(1)).ipfwdAddInterfaceForward(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
// Then 464xlat comes up
upstreamState = buildMobile464xlatUpstreamState();
@@ -772,12 +768,11 @@
mLooper.dispatchAll();
// Forwarding is added for 464xlat
- verify(mNMService, times(1)).enableNat(TEST_USB_IFNAME, TEST_XLAT_MOBILE_IFNAME);
- verify(mNMService, times(1)).startInterfaceForwarding(TEST_USB_IFNAME,
- TEST_XLAT_MOBILE_IFNAME);
+ verify(mNetd, times(1)).tetherAddForward(TEST_USB_IFNAME, TEST_XLAT_MOBILE_IFNAME);
+ verify(mNetd, times(1)).ipfwdAddInterfaceForward(TEST_USB_IFNAME, TEST_XLAT_MOBILE_IFNAME);
// Forwarding was not re-added for v6 (still times(1))
- verify(mNMService, times(1)).enableNat(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
- verify(mNMService, times(1)).startInterfaceForwarding(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
+ verify(mNetd, times(1)).tetherAddForward(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
+ verify(mNetd, times(1)).ipfwdAddInterfaceForward(TEST_USB_IFNAME, TEST_MOBILE_IFNAME);
// DHCP not restarted on downstream (still times(1))
verify(mDhcpServer, timeout(DHCPSERVER_START_TIMEOUT_MS).times(1)).start(any());
}
@@ -820,7 +815,7 @@
mLooper.dispatchAll();
verify(mWifiManager, times(1)).startSoftAp(null);
verifyNoMoreInteractions(mWifiManager);
- verifyNoMoreInteractions(mNMService);
+ verifyNoMoreInteractions(mNetd);
// Emulate externally-visible WifiManager effects, causing the
// per-interface state machine to start up, and telling us that
@@ -833,7 +828,7 @@
verifyTetheringBroadcast(TEST_WLAN_IFNAME, EXTRA_AVAILABLE_TETHER);
verify(mWifiManager).updateInterfaceIpState(
TEST_WLAN_IFNAME, WifiManager.IFACE_IP_MODE_UNSPECIFIED);
- verifyNoMoreInteractions(mNMService);
+ verifyNoMoreInteractions(mNetd);
verifyNoMoreInteractions(mWifiManager);
}
@@ -847,7 +842,7 @@
mLooper.dispatchAll();
verify(mWifiManager, times(1)).startSoftAp(null);
verifyNoMoreInteractions(mWifiManager);
- verifyNoMoreInteractions(mNMService);
+ verifyNoMoreInteractions(mNetd);
// Emulate externally-visible WifiManager effects, causing the
// per-interface state machine to start up, and telling us that
@@ -858,9 +853,11 @@
verifyInterfaceServingModeStarted(TEST_WLAN_IFNAME);
verifyTetheringBroadcast(TEST_WLAN_IFNAME, EXTRA_AVAILABLE_TETHER);
- verify(mNMService, times(1)).setIpForwardingEnabled(true);
- verify(mNMService, times(1)).startTethering(any(String[].class));
- verifyNoMoreInteractions(mNMService);
+ verify(mNetd, times(1)).ipfwdEnableForwarding(TETHERING_NAME);
+ verify(mNetd, times(1)).tetherStartWithConfiguration(any());
+ verify(mNetd, times(2)).networkAddRoute(eq(INetd.LOCAL_NET_ID), eq(TEST_WLAN_IFNAME),
+ anyString(), anyString());
+ verifyNoMoreInteractions(mNetd);
verify(mWifiManager).updateInterfaceIpState(
TEST_WLAN_IFNAME, WifiManager.IFACE_IP_MODE_UNSPECIFIED);
verify(mWifiManager).updateInterfaceIpState(
@@ -878,8 +875,8 @@
/////
// We do not currently emulate any upstream being found.
//
- // This is why there are no calls to verify mNMService.enableNat() or
- // mNMService.startInterfaceForwarding().
+ // This is why there are no calls to verify mNetd.tetherAddForward() or
+ // mNetd.ipfwdAddInterfaceForward().
/////
// Emulate pressing the WiFi tethering button.
@@ -887,7 +884,7 @@
mLooper.dispatchAll();
verify(mWifiManager, times(1)).stopSoftAp();
verifyNoMoreInteractions(mWifiManager);
- verifyNoMoreInteractions(mNMService);
+ verifyNoMoreInteractions(mNetd);
// Emulate externally-visible WifiManager effects, when tethering mode
// is being torn down.
@@ -895,16 +892,16 @@
mTethering.interfaceRemoved(TEST_WLAN_IFNAME);
mLooper.dispatchAll();
- verify(mNMService, times(1)).untetherInterface(TEST_WLAN_IFNAME);
- // {g,s}etInterfaceConfig() called twice for enabling and disabling IPv4.
- verify(mNMService, atLeastOnce()).getInterfaceConfig(TEST_WLAN_IFNAME);
- verify(mNMService, atLeastOnce())
- .setInterfaceConfig(eq(TEST_WLAN_IFNAME), any(InterfaceConfiguration.class));
- verify(mNMService, times(1)).stopTethering();
- verify(mNMService, times(1)).setIpForwardingEnabled(false);
+ verify(mNetd, times(1)).tetherApplyDnsInterfaces();
+ verify(mNetd, times(1)).tetherInterfaceRemove(TEST_WLAN_IFNAME);
+ verify(mNetd, times(1)).networkRemoveInterface(INetd.LOCAL_NET_ID, TEST_WLAN_IFNAME);
+ // interfaceSetCfg() called once for enabling and twice for disabling IPv4.
+ verify(mNetd, times(3)).interfaceSetCfg(any(InterfaceConfigurationParcel.class));
+ verify(mNetd, times(1)).tetherStop();
+ verify(mNetd, times(1)).ipfwdDisableForwarding(TETHERING_NAME);
verify(mWifiManager, times(3)).updateInterfaceIpState(
TEST_WLAN_IFNAME, WifiManager.IFACE_IP_MODE_UNSPECIFIED);
- verifyNoMoreInteractions(mNMService);
+ verifyNoMoreInteractions(mNetd);
verifyNoMoreInteractions(mWifiManager);
// Asking for the last error after the per-interface state machine
// has been reaped yields an unknown interface error.
@@ -915,14 +912,14 @@
@Test
public void failureEnablingIpForwarding() throws Exception {
when(mWifiManager.startSoftAp(any(WifiConfiguration.class))).thenReturn(true);
- doThrow(new RemoteException()).when(mNMService).setIpForwardingEnabled(true);
+ doThrow(new RemoteException()).when(mNetd).ipfwdEnableForwarding(TETHERING_NAME);
// Emulate pressing the WiFi tethering button.
mTethering.startTethering(TETHERING_WIFI, null, false);
mLooper.dispatchAll();
verify(mWifiManager, times(1)).startSoftAp(null);
verifyNoMoreInteractions(mWifiManager);
- verifyNoMoreInteractions(mNMService);
+ verifyNoMoreInteractions(mNetd);
// Emulate externally-visible WifiManager effects, causing the
// per-interface state machine to start up, and telling us that
@@ -931,15 +928,15 @@
sendWifiApStateChanged(WIFI_AP_STATE_ENABLED, TEST_WLAN_IFNAME, IFACE_IP_MODE_TETHERED);
mLooper.dispatchAll();
- // We verify get/set called thrice here: twice for setup (on NMService) and once during
- // teardown (on Netd) because all events happen over the course of the single
+ // We verify get/set called three times here: twice for setup and once during
+ // teardown because all events happen over the course of the single
// dispatchAll() above. Note that once the IpServer IPv4 address config
// code is refactored the two calls during shutdown will revert to one.
- verify(mNMService, times(2)).getInterfaceConfig(TEST_WLAN_IFNAME);
- verify(mNMService, times(2))
- .setInterfaceConfig(eq(TEST_WLAN_IFNAME), any(InterfaceConfiguration.class));
- verify(mNetd, times(1)).interfaceSetCfg(argThat(p -> TEST_WLAN_IFNAME.equals(p.ifName)));
- verify(mNMService, times(1)).tetherInterface(TEST_WLAN_IFNAME);
+ verify(mNetd, times(3)).interfaceSetCfg(argThat(p -> TEST_WLAN_IFNAME.equals(p.ifName)));
+ verify(mNetd, times(1)).tetherInterfaceAdd(TEST_WLAN_IFNAME);
+ verify(mNetd, times(1)).networkAddInterface(INetd.LOCAL_NET_ID, TEST_WLAN_IFNAME);
+ verify(mNetd, times(2)).networkAddRoute(eq(INetd.LOCAL_NET_ID), eq(TEST_WLAN_IFNAME),
+ anyString(), anyString());
verify(mWifiManager).updateInterfaceIpState(
TEST_WLAN_IFNAME, WifiManager.IFACE_IP_MODE_UNSPECIFIED);
verify(mWifiManager).updateInterfaceIpState(
@@ -949,18 +946,20 @@
assertEquals(3, mTetheringDependencies.mIsTetheringSupportedCalls);
verifyTetheringBroadcast(TEST_WLAN_IFNAME, EXTRA_AVAILABLE_TETHER);
// This is called, but will throw.
- verify(mNMService, times(1)).setIpForwardingEnabled(true);
+ verify(mNetd, times(1)).ipfwdEnableForwarding(TETHERING_NAME);
// This never gets called because of the exception thrown above.
- verify(mNMService, times(0)).startTethering(any(String[].class));
+ verify(mNetd, times(0)).tetherStartWithConfiguration(any());
// When the master state machine transitions to an error state it tells
// downstream interfaces, which causes us to tell Wi-Fi about the error
// so it can take down AP mode.
- verify(mNMService, times(1)).untetherInterface(TEST_WLAN_IFNAME);
+ verify(mNetd, times(1)).tetherApplyDnsInterfaces();
+ verify(mNetd, times(1)).tetherInterfaceRemove(TEST_WLAN_IFNAME);
+ verify(mNetd, times(1)).networkRemoveInterface(INetd.LOCAL_NET_ID, TEST_WLAN_IFNAME);
verify(mWifiManager).updateInterfaceIpState(
TEST_WLAN_IFNAME, WifiManager.IFACE_IP_MODE_CONFIGURATION_ERROR);
verifyNoMoreInteractions(mWifiManager);
- verifyNoMoreInteractions(mNMService);
+ verifyNoMoreInteractions(mNetd);
}
private void runUserRestrictionsChange(
@@ -1232,9 +1231,9 @@
verifyInterfaceServingModeStarted(TEST_P2P_IFNAME);
verifyTetheringBroadcast(TEST_P2P_IFNAME, EXTRA_AVAILABLE_TETHER);
- verify(mNMService, times(1)).setIpForwardingEnabled(true);
- verify(mNMService, times(1)).startTethering(any(String[].class));
- verifyNoMoreInteractions(mNMService);
+ verify(mNetd, times(1)).ipfwdEnableForwarding(TETHERING_NAME);
+ verify(mNetd, times(1)).tetherStartWithConfiguration(any());
+ verifyNoMoreInteractions(mNetd);
verifyTetheringBroadcast(TEST_P2P_IFNAME, EXTRA_ACTIVE_LOCAL_ONLY);
verify(mUpstreamNetworkMonitor, times(1)).startObserveAllNetworks();
// This will be called twice, one is on entering IpServer.STATE_AVAILABLE,
@@ -1249,16 +1248,16 @@
mTethering.interfaceRemoved(TEST_P2P_IFNAME);
mLooper.dispatchAll();
- verify(mNMService, times(1)).untetherInterface(TEST_P2P_IFNAME);
- // {g,s}etInterfaceConfig() called twice for enabling and disabling IPv4.
- verify(mNMService, times(2)).getInterfaceConfig(TEST_P2P_IFNAME);
- verify(mNMService, times(2))
- .setInterfaceConfig(eq(TEST_P2P_IFNAME), any(InterfaceConfiguration.class));
- verify(mNMService, times(1)).stopTethering();
- verify(mNMService, times(1)).setIpForwardingEnabled(false);
+ verify(mNetd, times(1)).tetherApplyDnsInterfaces();
+ verify(mNetd, times(1)).tetherInterfaceRemove(TEST_P2P_IFNAME);
+ verify(mNetd, times(1)).networkRemoveInterface(INetd.LOCAL_NET_ID, TEST_P2P_IFNAME);
+ // interfaceSetCfg() called once for enabling and twice for disabling IPv4.
+ verify(mNetd, times(3)).interfaceSetCfg(any(InterfaceConfigurationParcel.class));
+ verify(mNetd, times(1)).tetherStop();
+ verify(mNetd, times(1)).ipfwdDisableForwarding(TETHERING_NAME);
verify(mUpstreamNetworkMonitor, never()).getCurrentPreferredUpstream();
verify(mUpstreamNetworkMonitor, never()).selectPreferredUpstreamType(any());
- verifyNoMoreInteractions(mNMService);
+ verifyNoMoreInteractions(mNetd);
// Asking for the last error after the per-interface state machine
// has been reaped yields an unknown interface error.
assertEquals(TETHER_ERROR_UNKNOWN_IFACE, mTethering.getLastTetherError(TEST_P2P_IFNAME));
@@ -1272,12 +1271,11 @@
sendWifiP2pConnectionChanged(true, false, TEST_P2P_IFNAME);
mLooper.dispatchAll();
- verify(mNMService, never()).getInterfaceConfig(TEST_P2P_IFNAME);
- verify(mNMService, never())
- .setInterfaceConfig(eq(TEST_P2P_IFNAME), any(InterfaceConfiguration.class));
- verify(mNMService, never()).tetherInterface(TEST_P2P_IFNAME);
- verify(mNMService, never()).setIpForwardingEnabled(true);
- verify(mNMService, never()).startTethering(any(String[].class));
+ verify(mNetd, never()).interfaceSetCfg(any(InterfaceConfigurationParcel.class));
+ verify(mNetd, never()).tetherInterfaceAdd(TEST_P2P_IFNAME);
+ verify(mNetd, never()).networkAddInterface(INetd.LOCAL_NET_ID, TEST_P2P_IFNAME);
+ verify(mNetd, never()).ipfwdEnableForwarding(TETHERING_NAME);
+ verify(mNetd, never()).tetherStartWithConfiguration(any());
// Emulate externally-visible WifiP2pManager effects, when wifi p2p group
// is being removed.
@@ -1285,13 +1283,13 @@
mTethering.interfaceRemoved(TEST_P2P_IFNAME);
mLooper.dispatchAll();
- verify(mNMService, never()).untetherInterface(TEST_P2P_IFNAME);
- verify(mNMService, never()).getInterfaceConfig(TEST_P2P_IFNAME);
- verify(mNMService, never())
- .setInterfaceConfig(eq(TEST_P2P_IFNAME), any(InterfaceConfiguration.class));
- verify(mNMService, never()).stopTethering();
- verify(mNMService, never()).setIpForwardingEnabled(false);
- verifyNoMoreInteractions(mNMService);
+ verify(mNetd, never()).tetherApplyDnsInterfaces();
+ verify(mNetd, never()).tetherInterfaceRemove(TEST_P2P_IFNAME);
+ verify(mNetd, never()).networkRemoveInterface(INetd.LOCAL_NET_ID, TEST_P2P_IFNAME);
+ verify(mNetd, never()).interfaceSetCfg(any(InterfaceConfigurationParcel.class));
+ verify(mNetd, never()).tetherStop();
+ verify(mNetd, never()).ipfwdDisableForwarding(TETHERING_NAME);
+ verifyNoMoreInteractions(mNetd);
// Asking for the last error after the per-interface state machine
// has been reaped yields an unknown interface error.
assertEquals(TETHER_ERROR_UNKNOWN_IFACE, mTethering.getLastTetherError(TEST_P2P_IFNAME));
@@ -1321,12 +1319,11 @@
sendWifiP2pConnectionChanged(true, true, TEST_P2P_IFNAME);
mLooper.dispatchAll();
- verify(mNMService, never()).getInterfaceConfig(TEST_P2P_IFNAME);
- verify(mNMService, never())
- .setInterfaceConfig(eq(TEST_P2P_IFNAME), any(InterfaceConfiguration.class));
- verify(mNMService, never()).tetherInterface(TEST_P2P_IFNAME);
- verify(mNMService, never()).setIpForwardingEnabled(true);
- verify(mNMService, never()).startTethering(any(String[].class));
+ verify(mNetd, never()).interfaceSetCfg(any(InterfaceConfigurationParcel.class));
+ verify(mNetd, never()).tetherInterfaceAdd(TEST_P2P_IFNAME);
+ verify(mNetd, never()).networkAddInterface(INetd.LOCAL_NET_ID, TEST_P2P_IFNAME);
+ verify(mNetd, never()).ipfwdEnableForwarding(TETHERING_NAME);
+ verify(mNetd, never()).tetherStartWithConfiguration(any());
assertEquals(TETHER_ERROR_UNKNOWN_IFACE, mTethering.getLastTetherError(TEST_P2P_IFNAME));
}
@Test
diff --git a/services/core/java/com/android/server/NetworkManagementService.java b/services/core/java/com/android/server/NetworkManagementService.java
index 0d496b6..1daed1b 100644
--- a/services/core/java/com/android/server/NetworkManagementService.java
+++ b/services/core/java/com/android/server/NetworkManagementService.java
@@ -58,10 +58,12 @@
import android.net.NetworkStats;
import android.net.NetworkUtils;
import android.net.RouteInfo;
-import android.net.TetherConfigParcel;
import android.net.TetherStatsParcel;
import android.net.UidRange;
import android.net.UidRangeParcel;
+import android.net.shared.NetdUtils;
+import android.net.shared.RouteUtils;
+import android.net.shared.RouteUtils.ModifyOperation;
import android.net.util.NetdService;
import android.os.BatteryStats;
import android.os.Binder;
@@ -897,48 +899,14 @@
@Override
public void addRoute(int netId, RouteInfo route) {
- modifyRoute(MODIFY_OPERATION_ADD, netId, route);
+ NetworkStack.checkNetworkStackPermission(mContext);
+ RouteUtils.modifyRoute(mNetdService, ModifyOperation.ADD, netId, route);
}
@Override
public void removeRoute(int netId, RouteInfo route) {
- modifyRoute(MODIFY_OPERATION_REMOVE, netId, route);
- }
-
- private void modifyRoute(boolean add, int netId, RouteInfo route) {
NetworkStack.checkNetworkStackPermission(mContext);
-
- final String ifName = route.getInterface();
- final String dst = route.getDestination().toString();
- final String nextHop;
-
- switch (route.getType()) {
- case RouteInfo.RTN_UNICAST:
- if (route.hasGateway()) {
- nextHop = route.getGateway().getHostAddress();
- } else {
- nextHop = INetd.NEXTHOP_NONE;
- }
- break;
- case RouteInfo.RTN_UNREACHABLE:
- nextHop = INetd.NEXTHOP_UNREACHABLE;
- break;
- case RouteInfo.RTN_THROW:
- nextHop = INetd.NEXTHOP_THROW;
- break;
- default:
- nextHop = INetd.NEXTHOP_NONE;
- break;
- }
- try {
- if (add) {
- mNetdService.networkAddRoute(netId, ifName, dst, nextHop);
- } else {
- mNetdService.networkRemoveRoute(netId, ifName, dst, nextHop);
- }
- } catch (RemoteException | ServiceSpecificException e) {
- throw new IllegalStateException(e);
- }
+ RouteUtils.modifyRoute(mNetdService, ModifyOperation.REMOVE, netId, route);
}
private ArrayList<String> readRouteList(String filename) {
@@ -1022,12 +990,8 @@
@Override
public void startTetheringWithConfiguration(boolean usingLegacyDnsProxy, String[] dhcpRange) {
NetworkStack.checkNetworkStackPermission(mContext);
- // an odd number of addrs will fail
try {
- final TetherConfigParcel config = new TetherConfigParcel();
- config.usingLegacyDnsProxy = usingLegacyDnsProxy;
- config.dhcpRanges = dhcpRange;
- mNetdService.tetherStartWithConfiguration(config);
+ NetdUtils.tetherStart(mNetdService, usingLegacyDnsProxy, dhcpRange);
} catch (RemoteException | ServiceSpecificException e) {
throw new IllegalStateException(e);
}
@@ -1059,26 +1023,21 @@
public void tetherInterface(String iface) {
NetworkStack.checkNetworkStackPermission(mContext);
try {
- mNetdService.tetherInterfaceAdd(iface);
+ final LinkAddress addr = getInterfaceConfig(iface).getLinkAddress();
+ final IpPrefix dest = new IpPrefix(addr.getAddress(), addr.getPrefixLength());
+ NetdUtils.tetherInterface(mNetdService, iface, dest);
} catch (RemoteException | ServiceSpecificException e) {
throw new IllegalStateException(e);
}
- List<RouteInfo> routes = new ArrayList<>();
- // The RouteInfo constructor truncates the LinkAddress to a network prefix, thus making it
- // suitable to use as a route destination.
- routes.add(new RouteInfo(getInterfaceConfig(iface).getLinkAddress(), null, iface));
- addInterfaceToLocalNetwork(iface, routes);
}
@Override
public void untetherInterface(String iface) {
NetworkStack.checkNetworkStackPermission(mContext);
try {
- mNetdService.tetherInterfaceRemove(iface);
+ NetdUtils.untetherInterface(mNetdService, iface);
} catch (RemoteException | ServiceSpecificException e) {
throw new IllegalStateException(e);
- } finally {
- removeInterfaceFromLocalNetwork(iface);
}
}
@@ -2121,16 +2080,8 @@
@Override
public void addInterfaceToLocalNetwork(String iface, List<RouteInfo> routes) {
modifyInterfaceInNetwork(MODIFY_OPERATION_ADD, INetd.LOCAL_NET_ID, iface);
-
- for (RouteInfo route : routes) {
- if (!route.isDefaultRoute()) {
- modifyRoute(MODIFY_OPERATION_ADD, INetd.LOCAL_NET_ID, route);
- }
- }
-
- // IPv6 link local should be activated always.
- modifyRoute(MODIFY_OPERATION_ADD, INetd.LOCAL_NET_ID,
- new RouteInfo(new IpPrefix("fe80::/64"), null, iface));
+ // modifyInterfaceInNetwork already check calling permission.
+ RouteUtils.addRoutesToLocalNetwork(mNetdService, iface, routes);
}
@Override
@@ -2140,17 +2091,8 @@
@Override
public int removeRoutesFromLocalNetwork(List<RouteInfo> routes) {
- int failures = 0;
-
- for (RouteInfo route : routes) {
- try {
- modifyRoute(MODIFY_OPERATION_REMOVE, INetd.LOCAL_NET_ID, route);
- } catch (IllegalStateException e) {
- failures++;
- }
- }
-
- return failures;
+ NetworkStack.checkNetworkStackPermission(mContext);
+ return RouteUtils.removeRoutesFromLocalNetwork(mNetdService, routes);
}
@Override