Add multinetwork netd calls (568891d9) · Commits · e / os / android_frameworks_base

core/java/android/os/INetworkManagementService.aidl

+15 −0

Original line number	Diff line number	Diff line
		@@ -465,4 +465,19 @@ interface INetworkManagementService
		* remove a network
		*/
		void removeNetwork(int netId);

		void addDnsServersForNetId(int netId, in String[] servers, in String domains);
		void removeDnsServersForNetId(int netId, in String[] servers, in String domains);

		void addRouteForNetId(in RouteInfo routeInfo);
		void removeRouteForNetId(in RouteInfo routeInfo);

		void addLegacyRouteForNetId(in RouteInfo routeInfo, int uid);
		void removeLegacyRouteForNetId(in RouteInfo routeInfo, int uid);

		void setDefaultNetId(int netId, boolean resetOldSockets);
		void clearDefaultNetId();

		void setPermission(boolean internal, boolean changeNetState, in int[] uids);
		void clearPermission(in int[] uids);
		}

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

+164 −0

Original line number	Diff line number	Diff line
		@@ -2030,6 +2030,7 @@ public class NetworkManagementService extends INetworkManagementService.Stub
		pw.print("Firewall enabled: "); pw.println(mFirewallEnabled);
		}

		@Override
		public void createNetwork(int netId, String iface) {
		mContext.enforceCallingOrSelfPermission(CONNECTIVITY_INTERNAL, TAG);

		@@ -2040,6 +2041,7 @@ public class NetworkManagementService extends INetworkManagementService.Stub
		}
		}

		@Override
		public void removeNetwork(int netId) {
		mContext.enforceCallingOrSelfPermission(CONNECTIVITY_INTERNAL, TAG);

		@@ -2049,4 +2051,166 @@ public class NetworkManagementService extends INetworkManagementService.Stub
		throw e.rethrowAsParcelableException();
		}
		}

		@Override
		public void addDnsServersForNetId(int netId, String[] servers, String domains) {
		modifyDnsServersForNetId(netId, servers, domains, ADD);
		}

		@Override
		public void removeDnsServersForNetId(int netId, String[] servers,
		String domains) {
		modifyDnsServersForNetId(netId, servers, domains, REMOVE);
		}

		private void modifyDnsServersForNetId(int netId, String[] servers,
		String domains, String action) {
		mContext.enforceCallingOrSelfPermission(CONNECTIVITY_INTERNAL, TAG);

		final Command cmd = new Command("network", "dns", action, netId, servers.length);
		for(int i=0; i<servers.length; i++) {
		cmd.appendArg(servers[i]);
		}
		cmd.appendArg((domains == null ? "" : domains));

		try {
		mConnector.execute(cmd);
		} catch (NativeDaemonConnectorException e) {
		throw e.rethrowAsParcelableException();
		}
		}

		@Override
		public void addRouteForNetId(RouteInfo routeInfo) {
		modifyRouteForNetId(routeInfo, ADD);
		}

		@Override
		public void removeRouteForNetId(RouteInfo routeInfo) {
		modifyRouteForNetId(routeInfo, REMOVE);
		}

		private void modifyRouteForNetId(RouteInfo routeInfo, String action) {
		mContext.enforceCallingOrSelfPermission(CONNECTIVITY_INTERNAL, TAG);

		final Command cmd = new Command("network", "route", action);

		// create quadlet: dest-ip-addr prefixlength gateway-ip-addr iface
		final LinkAddress la = routeInfo.getDestination();
		cmd.appendArg(la.getAddress().getHostAddress());
		cmd.appendArg(la.getNetworkPrefixLength());

		if (routeInfo.getGateway() == null) {
		if (la.getAddress() instanceof Inet4Address) {
		cmd.appendArg("0.0.0.0");
		} else {
		cmd.appendArg("::0");
		}
		} else {
		cmd.appendArg(routeInfo.getGateway().getHostAddress());
		}

		cmd.appendArg(routeInfo.getInterface());

		try {
		mConnector.execute(cmd);
		} catch (NativeDaemonConnectorException e) {
		throw e.rethrowAsParcelableException();
		}
		}

		@Override
		public void addLegacyRouteForNetId(RouteInfo routeInfo, int uid) {
		modifyLegacyRouteForNetId(routeInfo, uid, ADD);
		}

		@Override
		public void removeLegacyRouteForNetId(RouteInfo routeInfo, int uid) {
		modifyLegacyRouteForNetId(routeInfo, uid, REMOVE);
		}

		private void modifyLegacyRouteForNetId(RouteInfo routeInfo, int uid, String action) {
		mContext.enforceCallingOrSelfPermission(CONNECTIVITY_INTERNAL, TAG);

		final Command cmd = new Command("network", "legacy", uid, "route", action);

		// create quadlet: dest-ip-addr prefixlength gateway-ip-addr iface
		final LinkAddress la = routeInfo.getDestination();
		cmd.appendArg(la.getAddress().getHostAddress());
		cmd.appendArg(la.getNetworkPrefixLength());

		if (routeInfo.getGateway() == null) {
		if (la.getAddress() instanceof Inet4Address) {
		cmd.appendArg("0.0.0.0");
		} else {
		cmd.appendArg("::0");
		}
		} else {
		cmd.appendArg(routeInfo.getGateway().getHostAddress());
		}

		cmd.appendArg(routeInfo.getInterface());

		try {
		mConnector.execute(cmd);
		} catch (NativeDaemonConnectorException e) {
		throw e.rethrowAsParcelableException();
		}
		}

		@Override
		public void setDefaultNetId(int netId, boolean resetOldSockets) {
		mContext.enforceCallingOrSelfPermission(CONNECTIVITY_INTERNAL, TAG);

		try {
		mConnector.execute("network", "default", "set", netId, resetOldSockets);
		} catch (NativeDaemonConnectorException e) {
		throw e.rethrowAsParcelableException();
		}
		}

		@Override
		public void clearDefaultNetId() {
		mContext.enforceCallingOrSelfPermission(CONNECTIVITY_INTERNAL, TAG);

		try {
		mConnector.execute("network", "default", "clear");
		} catch (NativeDaemonConnectorException e) {
		throw e.rethrowAsParcelableException();
		}
		}

		@Override
		public void setPermission(boolean internal, boolean changeNetState, int[] uids) {
		mContext.enforceCallingOrSelfPermission(CONNECTIVITY_INTERNAL, TAG);

		final Command cmd = new Command("network", "permission", "set");
		if (internal) cmd.appendArg("CI");
		if (changeNetState) cmd.appendArg("CNS");
		for (int i=0; i<uids.length; i++) {
		cmd.appendArg(uids[i]);
		}

		try {
		mConnector.execute(cmd);
		} catch (NativeDaemonConnectorException e) {
		throw e.rethrowAsParcelableException();
		}
		}

		@Override
		public void clearPermission(int[] uids) {
		mContext.enforceCallingOrSelfPermission(CONNECTIVITY_INTERNAL, TAG);

		final Command cmd = new Command("network", "permission", "clear");
		for (int i=0; i<uids.length; i++) {
		cmd.appendArg(uids[i]);
		}

		try {
		mConnector.execute(cmd);
		} catch (NativeDaemonConnectorException e) {
		throw e.rethrowAsParcelableException();
		}
		}
		}