5 files changed, 54 insertions, 10 deletions
diff --git a/src/main/java/org/traccar/ServerManager.java b/src/main/java/org/traccar/ServerManager.java
index 68b133c98..935a821aa 100644
--- a/src/main/java/org/traccar/ServerManager.java
+++ b/src/main/java/org/traccar/ServerManager.java
@@ -17,6 +17,7 @@ package org.traccar;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.traccar.config.Keys;
 
 import java.io.File;
 import java.io.IOException;
@@ -70,10 +71,10 @@ public class ServerManager {
         }
 
         for (String name : names) {
-            Class protocolClass = Class.forName(packageName + '.' + name);
-            if (BaseProtocol.class.isAssignableFrom(protocolClass)
-                    && Context.getConfig().hasKey(BaseProtocol.nameFromClass(protocolClass) + ".port")) {
-                BaseProtocol protocol = (BaseProtocol) protocolClass.newInstance();
+            Class<?> protocolClass = Class.forName(packageName + '.' + name);
+            if (BaseProtocol.class.isAssignableFrom(protocolClass) && Context.getConfig().hasKey(
+                    Keys.PROTOCOL_PORT.withPrefix(BaseProtocol.nameFromClass(protocolClass)))) {
+                BaseProtocol protocol = (BaseProtocol) protocolClass.getDeclaredConstructor().newInstance();
                 serverList.addAll(protocol.getServerList());
                 protocolList.put(protocol.getName(), protocol);
             }
diff --git a/src/main/java/org/traccar/TrackerServer.java b/src/main/java/org/traccar/TrackerServer.java
index 3a1e1c4e8..59ba123e2 100644
--- a/src/main/java/org/traccar/TrackerServer.java
+++ b/src/main/java/org/traccar/TrackerServer.java
@@ -24,6 +24,7 @@ import io.netty.channel.group.DefaultChannelGroup;
 import io.netty.channel.socket.nio.NioDatagramChannel;
 import io.netty.channel.socket.nio.NioServerSocketChannel;
 import io.netty.util.concurrent.GlobalEventExecutor;
+import org.traccar.config.Keys;
 
 import java.net.InetSocketAddress;
 
@@ -39,8 +40,8 @@ public abstract class TrackerServer {
     public TrackerServer(boolean datagram, String protocol) {
         this.datagram = datagram;
 
-        address = Context.getConfig().getString(protocol + ".address");
-        port = Context.getConfig().getInteger(protocol + ".port");
+        address = Context.getConfig().getString(Keys.PROTOCOL_ADDRESS.withPrefix(protocol));
+        port = Context.getConfig().getInteger(Keys.PROTOCOL_PORT.withPrefix(protocol));
 
         BasePipelineFactory pipelineFactory = new BasePipelineFactory(this, protocol) {
             @Override
diff --git a/src/main/java/org/traccar/config/Config.java b/src/main/java/org/traccar/config/Config.java
index 713f5c607..dd61e1f00 100644
--- a/src/main/java/org/traccar/config/Config.java
+++ b/src/main/java/org/traccar/config/Config.java
@@ -99,7 +99,17 @@ public class Config {
     }
 
     public int getInteger(ConfigKey<Integer> key) {
-        return getInteger(key.getKey());
+        String value = getString(key.getKey());
+        if (value != null) {
+            return Integer.parseInt(value);
+        } else {
+            Integer defaultValue = key.getDefaultValue();
+            if (defaultValue != null) {
+                return defaultValue;
+            } else {
+                return 0;
+            }
+        }
     }
 
     @Deprecated
diff --git a/src/main/java/org/traccar/config/Keys.java b/src/main/java/org/traccar/config/Keys.java
index ea3176afd..215b00805 100644
--- a/src/main/java/org/traccar/config/Keys.java
+++ b/src/main/java/org/traccar/config/Keys.java
@@ -20,6 +20,21 @@ import java.util.Collections;
 public final class Keys {
 
     /**
+     * Network interface for a the protocol. If not specified, server will bind all interfaces.
+     */
+    public static final ConfigSuffix<String> PROTOCOL_ADDRESS = new ConfigSuffix<>(
+            ".address",
+            Collections.singletonList(KeyType.GLOBAL));
+
+    /**
+     * Port number for the protocol. Most protocols use TCP on the transport layer. Some protocols use UDP. Some
+     * support both TCP and UDP.
+     */
+    public static final ConfigSuffix<Integer> PROTOCOL_PORT = new ConfigSuffix<>(
+            ".port",
+            Collections.singletonList(KeyType.GLOBAL));
+
+    /**
      * Connection timeout value in seconds. Because sometimes there is no way to detect lost TCP connection old
      * connections stay in open state. On most systems there is a limit on number of open connection, so this leads to
      * problems with establishing new connections when number of devices is high or devices data connections are
@@ -193,6 +208,23 @@ public final class Keys {
             600L);
 
     /**
+     * Optional parameter to specify network interface for web interface to bind to. By default server will bind to all
+     * available interfaces.
+     */
+    public static final ConfigKey<String> WEB_ADDRESS = new ConfigKey<>(
+            "web.address",
+            Collections.singletonList(KeyType.GLOBAL));
+
+    /**
+     * Web interface TCP port number. By default Traccar uses port 8082. To avoid specifying port in the browser you
+     * can set it to 80 (default HTTP port).
+     */
+    public static final ConfigKey<Integer> WEB_PORT = new ConfigKey<>(
+            "web.port",
+            Collections.singletonList(KeyType.GLOBAL),
+            8082);
+
+    /**
      * WebSocket connection timeout in milliseconds. Default timeout is 10 minutes.
      */
     public static final ConfigKey<Long> WEB_TIMEOUT = new ConfigKey<>(
diff --git a/src/main/java/org/traccar/web/WebServer.java b/src/main/java/org/traccar/web/WebServer.java
index 28fa45273..1e9d716b4 100644
--- a/src/main/java/org/traccar/web/WebServer.java
+++ b/src/main/java/org/traccar/web/WebServer.java
@@ -64,8 +64,8 @@ public class WebServer {
 
     private void initServer(Config config) {
 
-        String address = config.getString("web.address");
-        int port = config.getInteger("web.port", 8082);
+        String address = config.getString(Keys.WEB_ADDRESS);
+        int port = config.getInteger(Keys.WEB_PORT);
         if (address == null) {
             server = new Server(port);
         } else {
@@ -113,7 +113,7 @@ public class WebServer {
     }
 
     private void initClientProxy(Config config, HandlerList handlers) {
-        int port = config.getInteger("osmand.port");
+        int port = config.getInteger(Keys.PROTOCOL_PORT.withPrefix("osmand"));
         if (port != 0) {
             ServletContextHandler servletHandler = new ServletContextHandler() {
                 @Override