Modify AAA app to use the network configuation service

Change-Id: Ie7e12dfd9a3b80c55db2b55bdfdf431db8157d24
diff --git a/src/main/java/org/onosproject/aaa/AAA.java b/src/main/java/org/onosproject/aaa/AAA.java
index e1a485f..59042fe 100644
--- a/src/main/java/org/onosproject/aaa/AAA.java
+++ b/src/main/java/org/onosproject/aaa/AAA.java
@@ -16,17 +16,13 @@
 package org.onosproject.aaa;
 
 import java.net.InetAddress;
-import java.net.UnknownHostException;
 import java.nio.ByteBuffer;
-import java.util.Dictionary;
 import java.util.Optional;
 import java.util.Set;
 
 import org.apache.felix.scr.annotations.Activate;
 import org.apache.felix.scr.annotations.Component;
 import org.apache.felix.scr.annotations.Deactivate;
-import org.apache.felix.scr.annotations.Modified;
-import org.apache.felix.scr.annotations.Property;
 import org.apache.felix.scr.annotations.Reference;
 import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.onlab.packet.DeserializationException;
@@ -43,14 +39,16 @@
 import org.onlab.packet.TpPort;
 import org.onlab.packet.UDP;
 import org.onlab.packet.VlanId;
-import org.onlab.util.Tools;
-import org.onosproject.cfg.ComponentConfigService;
 import org.onosproject.core.ApplicationId;
 import org.onosproject.core.CoreService;
 import org.onosproject.net.ConnectPoint;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.Host;
 import org.onosproject.net.PortNumber;
+import org.onosproject.net.config.ConfigFactory;
+import org.onosproject.net.config.NetworkConfigEvent;
+import org.onosproject.net.config.NetworkConfigListener;
+import org.onosproject.net.config.NetworkConfigRegistry;
 import org.onosproject.net.flow.DefaultTrafficSelector;
 import org.onosproject.net.flow.DefaultTrafficTreatment;
 import org.onosproject.net.flow.TrafficSelector;
@@ -63,43 +61,17 @@
 import org.onosproject.net.packet.PacketProcessor;
 import org.onosproject.net.packet.PacketService;
 import org.onosproject.xosintegration.VoltTenantService;
-import org.osgi.service.component.ComponentContext;
 import org.slf4j.Logger;
 
-import com.google.common.base.Strings;
-
+import static org.onosproject.net.config.basics.SubjectFactories.APP_SUBJECT_FACTORY;
 import static org.onosproject.net.packet.PacketPriority.CONTROL;
 import static org.slf4j.LoggerFactory.getLogger;
 
-
 /**
  * AAA application for ONOS.
  */
 @Component(immediate = true)
 public class AAA {
-    // RADIUS server IP address
-    private static final String DEFAULT_RADIUS_IP = "192.168.1.10";
-
-    // NAS IP address
-    private static final String DEFAULT_NAS_IP = "192.168.1.11";
-
-    // RADIUS uplink port
-    private static final int DEFAULT_RADIUS_UPLINK = 2;
-
-    // RADIUS server shared secret
-    private static final String DEFAULT_RADIUS_SECRET = "ONOSecret";
-
-    // RADIUS MAC address
-    private static final String RADIUS_MAC_ADDRESS = "00:00:00:00:01:10";
-
-    // NAS MAC address
-    private static final String NAS_MAC_ADDRESS = "00:00:00:00:10:01";
-
-    // Radius Switch Id
-    private static final String DEFAULT_RADIUS_SWITCH = "of:90e2ba82f97791e9";
-
-    // Radius Port Number
-    private static final String DEFAULT_RADIUS_PORT = "129";
 
     // for verbose output
     private final Logger log = getLogger(getClass());
@@ -121,12 +93,24 @@
     protected VoltTenantService voltTenantService;
 
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
-    protected ComponentConfigService cfgService;
+    protected NetworkConfigRegistry netCfgService;
 
-    // Parsed RADIUS server IP address
-    protected InetAddress parsedRadiusIpAddress;
-    // Parsed NAS IP address
-    protected InetAddress parsedNasIpAddress;
+    // Parsed RADIUS server addresses
+    protected InetAddress radiusIpAddress;
+    protected String radiusMacAddress;
+
+    // NAS IP address
+    protected InetAddress nasIpAddress;
+    protected String nasMacAddress;
+
+    // RADIUS server secret
+    protected String radiusSecret;
+
+    // ID of RADIUS switch
+    protected String radiusSwitch;
+
+    // RADIUS port number
+    protected long radiusPort;
 
     // our application-specific event handler
     private ReactivePacketProcessor processor = new ReactivePacketProcessor();
@@ -134,33 +118,19 @@
     // our unique identifier
     private ApplicationId appId;
 
-    @Property(name = "radiusIpAddress", value = DEFAULT_RADIUS_IP,
-            label = "RADIUS IP Address")
-    protected String radiusIpAddress = DEFAULT_RADIUS_IP;
+    // Configuration properties factory
+    private final ConfigFactory factory =
+            new ConfigFactory<ApplicationId, AAAConfig>(APP_SUBJECT_FACTORY,
+                                                         AAAConfig.class,
+                                                         "AAA") {
+                @Override
+                public AAAConfig createConfig() {
+                    return new AAAConfig();
+                }
+            };
 
-    @Property(name = "nasIpAddress", value = DEFAULT_NAS_IP,
-            label = "NAS IP Address")
-    protected String nasIpAddress = DEFAULT_NAS_IP;
-
-    @Property(name = "radiusMacAddress", value = RADIUS_MAC_ADDRESS,
-            label = "RADIUS MAC Address")
-    protected String radiusMacAddress = RADIUS_MAC_ADDRESS;
-
-    @Property(name = "nasMacAddress", value = NAS_MAC_ADDRESS,
-            label = "NAS MAC Address")
-    protected String nasMacAddress = NAS_MAC_ADDRESS;
-
-    @Property(name = "radiusSecret", value = DEFAULT_RADIUS_SECRET,
-            label = "RADIUS shared secret")
-    protected String radiusSecret = DEFAULT_RADIUS_SECRET;
-
-    @Property(name = "radiusSwitchId", value = DEFAULT_RADIUS_SWITCH,
-            label = "Radius switch")
-    private String radiusSwitch = DEFAULT_RADIUS_SWITCH;
-
-    @Property(name = "radiusPortNumber", value = DEFAULT_RADIUS_PORT,
-            label = "Radius port")
-    private String radiusPort = DEFAULT_RADIUS_PORT;
+    // Listener for config changes
+    private final InternalConfigListener cfgListener = new InternalConfigListener();
 
     /**
      * Builds an EAPOL packet based on the given parameters.
@@ -195,47 +165,16 @@
         return eth;
     }
 
-    @Modified
-    public void modified(ComponentContext context) {
-        Dictionary<?, ?> properties = context.getProperties();
-
-        String s = Tools.get(properties, "radiusIpAddress");
-        try {
-            parsedRadiusIpAddress = InetAddress.getByName(s);
-            radiusIpAddress = Strings.isNullOrEmpty(s) ? DEFAULT_RADIUS_IP : s;
-        } catch (UnknownHostException e) {
-            log.error("Invalid RADIUS IP address specification: {}", s, e);
-        }
-        try {
-            s = Tools.get(properties, "nasIpAddress");
-            parsedNasIpAddress = InetAddress.getByName(s);
-            nasIpAddress = Strings.isNullOrEmpty(s) ? DEFAULT_NAS_IP : s;
-        } catch (UnknownHostException e) {
-            log.error("Invalid NAS IP address specification: {}", s, e);
-        }
-
-        s = Tools.get(properties, "radiusMacAddress");
-        radiusMacAddress = Strings.isNullOrEmpty(s) ? RADIUS_MAC_ADDRESS : s;
-
-        s = Tools.get(properties, "nasMacAddress");
-        nasMacAddress = Strings.isNullOrEmpty(s) ? NAS_MAC_ADDRESS : s;
-
-        s = Tools.get(properties, "radiusSecret");
-        radiusSecret = Strings.isNullOrEmpty(s) ? DEFAULT_RADIUS_SECRET : s;
-
-        s = Tools.get(properties, "radiusSwitchId");
-        radiusSwitch = Strings.isNullOrEmpty(s) ? DEFAULT_RADIUS_SWITCH : s;
-
-        s = Tools.get(properties, "radiusPortNumber");
-        radiusPort = Strings.isNullOrEmpty(s) ? DEFAULT_RADIUS_PORT : s;
-    }
-
     @Activate
-    public void activate(ComponentContext context) {
-        cfgService.registerProperties(getClass());
-        modified(context);
+    public void activate() {
+        netCfgService.addListener(cfgListener);
+        netCfgService.registerConfigFactory(factory);
+
         // "org.onosproject.aaa" is the FQDN of our app
         appId = coreService.registerApplication("org.onosproject.aaa");
+
+        cfgListener.reconfigureNetwork(netCfgService.getConfig(appId, AAAConfig.class));
+
         // register our event handler
         packetService.addProcessor(processor, PacketProcessor.director(2));
         requestIntercepts();
@@ -247,8 +186,6 @@
 
     @Deactivate
     public void deactivate() {
-        cfgService.unregisterProperties(getClass(), false);
-
         appId = coreService.registerApplication("org.onosproject.aaa");
         withdrawIntercepts();
         // de-register and null our handler
@@ -316,7 +253,7 @@
                     case IPV4:
                         IPv4 ipv4Packet = (IPv4) ethPkt.getPayload();
                         Ip4Address srcIp = Ip4Address.valueOf(ipv4Packet.getSourceAddress());
-                        Ip4Address radiusIp4Address = Ip4Address.valueOf(parsedRadiusIpAddress);
+                        Ip4Address radiusIp4Address = Ip4Address.valueOf(radiusIpAddress);
                         if (srcIp.equals(radiusIp4Address) && ipv4Packet.getProtocol() == IPv4.PROTOCOL_UDP) {
                             // TODO: check for port as well when it's configurable
                             UDP udpPacket = (UDP) ipv4Packet.getPayload();
@@ -341,7 +278,7 @@
          * Creates and initializes common fields of a RADIUS packet.
          *
          * @param identifier RADIUS identifier
-         * @param eapPacket EAP packet
+         * @param eapPacket  EAP packet
          * @return RADIUS packet
          */
         private RADIUS getRadiusPayload(byte identifier, EAP eapPacket) {
@@ -353,7 +290,7 @@
                                        eapPacket.getData());
 
             radiusPayload.setAttribute(RADIUSAttribute.RADIUS_ATTR_NAS_IP,
-                                       AAA.this.parsedNasIpAddress.getAddress());
+                                       AAA.this.nasIpAddress.getAddress());
 
             radiusPayload.encapsulateMessage(eapPacket);
             radiusPayload.addMessageAuthenticator(AAA.this.radiusSecret);
@@ -519,8 +456,8 @@
             udp.setSourcePort((short) 1812); // TODO: make this configurable
             udp.setPayload(radiusMessage);
             udp.setParent(ip4Packet);
-            ip4Packet.setSourceAddress(AAA.this.nasIpAddress);
-            ip4Packet.setDestinationAddress(AAA.this.radiusIpAddress);
+            ip4Packet.setSourceAddress(AAA.this.nasIpAddress.getHostAddress());
+            ip4Packet.setDestinationAddress(AAA.this.radiusIpAddress.getHostAddress());
             ip4Packet.setProtocol(IPv4.PROTOCOL_UDP);
             ip4Packet.setPayload(udp);
             ip4Packet.setParent(ethPkt);
@@ -530,7 +467,7 @@
             ethPkt.setPayload(ip4Packet);
 
             TrafficTreatment treatment = DefaultTrafficTreatment.builder()
-                    .setOutput(PortNumber.portNumber(Integer.parseInt(radiusPort))).build();
+                    .setOutput(PortNumber.portNumber(radiusPort)).build();
             OutboundPacket packet = new DefaultOutboundPacket(DeviceId.deviceId(radiusSwitch),
                                                               treatment, ByteBuffer.wrap(ethPkt.serialize()));
             packetService.emit(packet);
@@ -552,4 +489,65 @@
 
     }
 
+    private class InternalConfigListener implements NetworkConfigListener {
+
+        /**
+         * Reconfigures the DHCP Server according to the configuration parameters passed.
+         *
+         * @param cfg configuration object
+         */
+        private void reconfigureNetwork(AAAConfig cfg) {
+            AAAConfig newCfg;
+            if (cfg == null) {
+                newCfg = new AAAConfig();
+            } else {
+                newCfg = cfg;
+            }
+            if (newCfg.nasIp() != null) {
+                nasIpAddress = newCfg.nasIp();
+            }
+            if (newCfg.radiusIp() != null) {
+                radiusIpAddress = newCfg.radiusIp();
+            }
+            if (newCfg.radiusMac() != null) {
+                radiusMacAddress = newCfg.radiusMac();
+            }
+            if (newCfg.nasMac() != null) {
+                nasMacAddress = newCfg.nasMac();
+            }
+            if (newCfg.radiusSecret() != null) {
+                radiusSecret = newCfg.radiusSecret();
+            }
+            if (newCfg.radiusSwitch() != null) {
+                radiusSwitch = newCfg.radiusSwitch();
+            }
+            if (newCfg.radiusPort() != -1) {
+                radiusPort = newCfg.radiusPort();
+            }
+
+            log.info("AAA app configuration:");
+            log.info("NAS IP is {}", nasIpAddress);
+            log.info("RADIUS IP is {}", radiusIpAddress);
+            log.info("NAS MAC is {}", nasMacAddress);
+            log.info("RADIUS MAC is {}", radiusMacAddress);
+            log.info("RADIUS secret is {}", radiusSecret);
+            log.info("RADIUS switch is {}", radiusSwitch);
+            log.info("RADIUS port is {}", radiusPort);
+        }
+
+        @Override
+        public void event(NetworkConfigEvent event) {
+
+            if ((event.type() == NetworkConfigEvent.Type.CONFIG_ADDED ||
+                    event.type() == NetworkConfigEvent.Type.CONFIG_UPDATED) &&
+                    event.configClass().equals(AAAConfig.class)) {
+
+                AAAConfig cfg = netCfgService.getConfig(appId, AAAConfig.class);
+                reconfigureNetwork(cfg);
+                log.info("Reconfigured");
+            }
+        }
+    }
+
+
 }
diff --git a/src/main/java/org/onosproject/aaa/AAAConfig.java b/src/main/java/org/onosproject/aaa/AAAConfig.java
new file mode 100644
index 0000000..565ce9f
--- /dev/null
+++ b/src/main/java/org/onosproject/aaa/AAAConfig.java
@@ -0,0 +1,224 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.aaa;
+
+import java.net.InetAddress;
+import java.net.UnknownHostException;
+
+import org.onosproject.core.ApplicationId;
+import org.onosproject.net.config.Config;
+import org.onosproject.net.config.basics.BasicElementConfig;
+
+/**
+ * Network config for the AAA app.
+ */
+public class AAAConfig extends Config<ApplicationId> {
+
+    private static final String RADIUS_IP = "radiusIp";
+    private static final String RADIUS_MAC = "radiusMac";
+    private static final String NAS_IP = "nasIp";
+    private static final String NAS_MAC = "nasMac";
+    private static final String RADIUS_SECRET = "radiusSecret";
+    private static final String RADIUS_SWITCH = "radiusSwitch";
+    private static final String RADIUS_PORT = "radiusPort";
+
+    // RADIUS server IP address
+    protected static final String DEFAULT_RADIUS_IP = "192.168.1.10";
+
+    // RADIUS MAC address
+    protected static final String DEFAULT_RADIUS_MAC = "00:00:00:00:01:10";
+
+    // NAS IP address
+    protected static final String DEFAULT_NAS_IP = "192.168.1.11";
+
+    // NAS MAC address
+    protected static final String DEFAULT_NAS_MAC = "00:00:00:00:10:01";
+
+    // RADIUS uplink port
+    protected static final int DEFAULT_RADIUS_UPLINK = 2;
+
+    // RADIUS server shared secret
+    protected static final String DEFAULT_RADIUS_SECRET = "ONOSecret";
+
+    // Radius Switch Id
+    protected static final String DEFAULT_RADIUS_SWITCH = "of:90e2ba82f97791e9";
+
+    // Radius Port Number
+    protected static final String DEFAULT_RADIUS_PORT = "129";
+
+    /**
+     * Returns the NAS ip.
+     *
+     * @return ip address or null if not set
+     */
+    public InetAddress nasIp() {
+        try {
+            if (object == null) {
+                return InetAddress.getByName(DEFAULT_NAS_IP);
+            }
+            return InetAddress.getByName(get(NAS_IP, DEFAULT_NAS_IP));
+        } catch (UnknownHostException e) {
+            return null;
+        }
+    }
+
+    /**
+     * Sets the NAS ip.
+     *
+     * @param ip new ip address; null to clear
+     * @return self
+     */
+    public BasicElementConfig nasIp(String ip) {
+        return (BasicElementConfig) setOrClear(NAS_IP, ip);
+    }
+
+    /**
+     * Returns the RADIUS server ip.
+     *
+     * @return ip address or null if not set
+     */
+    public InetAddress radiusIp() {
+        try {
+            if (object == null) {
+                return InetAddress.getByName(DEFAULT_RADIUS_IP);
+            }
+            return InetAddress.getByName(get(RADIUS_IP, DEFAULT_RADIUS_IP));
+        } catch (UnknownHostException e) {
+            return null;
+        }
+    }
+
+    /**
+     * Sets the RADIUS server ip.
+     *
+     * @param ip new ip address; null to clear
+     * @return self
+     */
+    public BasicElementConfig radiusIp(String ip) {
+        return (BasicElementConfig) setOrClear(RADIUS_IP, ip);
+    }
+
+    /**
+     * Returns the RADIUS MAC address.
+     *
+     * @return mac address or null if not set
+     */
+    public String radiusMac() {
+        if (object == null) {
+            return DEFAULT_RADIUS_MAC;
+        }
+        return get(RADIUS_MAC, DEFAULT_RADIUS_MAC);
+    }
+
+    /**
+     * Sets the RADIUS MAC address.
+     *
+     * @param mac new MAC address; null to clear
+     * @return self
+     */
+    public BasicElementConfig radiusMac(String mac) {
+        return (BasicElementConfig) setOrClear(RADIUS_MAC, mac);
+    }
+
+    /**
+     * Returns the RADIUS MAC address.
+     *
+     * @return mac address or null if not set
+     */
+    public String nasMac() {
+        if (object == null) {
+            return DEFAULT_NAS_MAC;
+        }
+        return get(NAS_MAC, DEFAULT_NAS_MAC);
+    }
+
+    /**
+     * Sets the RADIUS MAC address.
+     *
+     * @param mac new MAC address; null to clear
+     * @return self
+     */
+    public BasicElementConfig nasMac(String mac) {
+        return (BasicElementConfig) setOrClear(NAS_MAC, mac);
+    }
+
+    /**
+     * Returns the RADIUS secret.
+     *
+     * @return radius secret or null if not set
+     */
+    public String radiusSecret() {
+        if (object == null) {
+            return DEFAULT_RADIUS_SECRET;
+        }
+        return get(RADIUS_SECRET, DEFAULT_RADIUS_SECRET);
+    }
+
+    /**
+     * Sets the RADIUS secret.
+     *
+     * @param secret new MAC address; null to clear
+     * @return self
+     */
+    public BasicElementConfig radiusSecret(String secret) {
+        return (BasicElementConfig) setOrClear(RADIUS_SECRET, secret);
+    }
+
+    /**
+     * Returns the ID of the RADIUS switch.
+     *
+     * @return radius switch ID or null if not set
+     */
+    public String radiusSwitch() {
+        if (object == null) {
+            return DEFAULT_RADIUS_SWITCH;
+        }
+        return get(RADIUS_SWITCH, DEFAULT_RADIUS_SWITCH);
+    }
+
+    /**
+     * Sets the ID of the RADIUS switch.
+     *
+     * @param switchId new RADIUS switch ID; null to clear
+     * @return self
+     */
+    public BasicElementConfig radiusSwitch(String switchId) {
+        return (BasicElementConfig) setOrClear(RADIUS_SWITCH, switchId);
+    }
+
+    /**
+     * Returns the RADIUS port.
+     *
+     * @return radius port or null if not set
+     */
+    public long radiusPort() {
+        if (object == null) {
+            return Integer.parseInt(DEFAULT_RADIUS_PORT);
+        }
+        return Integer.parseInt(get(RADIUS_PORT, "-1"));
+    }
+
+    /**
+     * Sets the RADIUS port.
+     *
+     * @param port new RADIUS port; null to clear
+     * @return self
+     */
+    public BasicElementConfig radiusPort(long port) {
+        return (BasicElementConfig) setOrClear(RADIUS_PORT, port);
+    }
+
+}
diff --git a/src/test/java/org/onosproject/aaa/AAATest.java b/src/test/java/org/onosproject/aaa/AAATest.java
index e736deb..214a83a 100644
--- a/src/test/java/org/onosproject/aaa/AAATest.java
+++ b/src/test/java/org/onosproject/aaa/AAATest.java
@@ -23,7 +23,6 @@
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
-import org.onlab.osgi.ComponentContextAdapter;
 import org.onlab.packet.Data;
 import org.onlab.packet.DeserializationException;
 import org.onlab.packet.EAP;
@@ -37,12 +36,13 @@
 import org.onlab.packet.RADIUSAttribute;
 import org.onlab.packet.UDP;
 import org.onlab.packet.VlanId;
-import org.onosproject.cfg.ComponentConfigAdapter;
 import org.onosproject.core.CoreServiceAdapter;
 import org.onosproject.net.Annotations;
 import org.onosproject.net.Host;
 import org.onosproject.net.HostId;
 import org.onosproject.net.HostLocation;
+import org.onosproject.net.config.Config;
+import org.onosproject.net.config.NetworkConfigRegistryAdapter;
 import org.onosproject.net.host.HostServiceAdapter;
 import org.onosproject.net.packet.DefaultInboundPacket;
 import org.onosproject.net.packet.DefaultPacketContext;
@@ -173,6 +173,18 @@
     }
 
     /**
+     * Mocks the network config registry.
+     */
+    @SuppressWarnings("unchecked")
+    private static final class TestNetworkConfigRegistry
+            extends NetworkConfigRegistryAdapter {
+        @Override
+        public <S, C extends Config<S>> C getConfig(S subject, Class<C> configClass) {
+            return (C) new AAAConfig();
+        }
+    }
+
+    /**
      * Sends an Ethernet packet to the process method of the Packet Processor.
      *
      * @param reply Ethernet packet
@@ -261,7 +273,7 @@
 
         IPv4 ipv4 = new IPv4();
         ipv4.setProtocol(IPv4.PROTOCOL_UDP);
-        ipv4.setSourceAddress("127.0.0.1");
+        ipv4.setSourceAddress(aaa.radiusIpAddress.getHostAddress());
 
         String challenge = "1234";
 
@@ -294,11 +306,11 @@
     @Before
     public void setUp() {
         aaa = new AAA();
-        aaa.cfgService = new ComponentConfigAdapter();
+        aaa.netCfgService = new TestNetworkConfigRegistry();
         aaa.coreService = new CoreServiceAdapter();
         aaa.packetService = new MockPacketService();
         aaa.hostService = new MockHostService();
-        aaa.activate(new ComponentContextAdapter());
+        aaa.activate();
     }
 
     /**
@@ -328,9 +340,9 @@
         IPv4 ipv4 = (IPv4) supplicantPacket.getPayload();
         assertThat(ipv4, notNullValue());
         assertThat(IpAddress.valueOf(ipv4.getSourceAddress()).toString(),
-                   is(aaa.nasIpAddress));
+                   is(aaa.nasIpAddress.getHostAddress()));
         assertThat(IpAddress.valueOf(ipv4.getDestinationAddress()).toString(),
-                   is(aaa.radiusIpAddress));
+                   is(aaa.radiusIpAddress.getHostAddress()));
 
         assertThat(ipv4.getPayload(), instanceOf(UDP.class));
         UDP udp = (UDP) ipv4.getPayload();
@@ -418,7 +430,7 @@
                 IpAddress.valueOf(IpAddress.Version.INET,
                                   radiusAccessRequest.getAttribute(RADIUSAttribute.RADIUS_ATTR_NAS_IP)
                                           .getValue());
-        assertThat(nasIp.toString(), is("127.0.0.1"));
+        assertThat(nasIp.toString(), is(aaa.nasIpAddress.getHostAddress()));
 
         //  State machine should have been created by now
 
@@ -482,4 +494,20 @@
         assertThat(stateMachine, notNullValue());
         assertThat(stateMachine.state(), is(StateMachine.STATE_AUTHORIZED));
     }
+
+
+    private static final String RADIUS_SECRET = "radiusSecret";
+    private static final String RADIUS_SWITCH = "radiusSwitch";
+    private static final String RADIUS_PORT = "radiusPort";
+
+    /**
+     * Tests the default configuration.
+     */
+    @Test
+    public void testConfig() {
+        assertThat(aaa.nasIpAddress.getHostAddress(), is(AAAConfig.DEFAULT_NAS_IP));
+        assertThat(aaa.nasMacAddress, is(AAAConfig.DEFAULT_NAS_MAC));
+        assertThat(aaa.radiusIpAddress.getHostAddress(), is(AAAConfig.DEFAULT_RADIUS_IP));
+        assertThat(aaa.radiusMacAddress, is(AAAConfig.DEFAULT_RADIUS_MAC));
+    }
 }