GUACAMOLE-47: Store remote address and hostname within Credentials.

guacamole-ext/src/main/java/org/apache/guacamole/net/auth/Credentials.java

@@ -51,6 +51,19 @@ public class Credentials implements Serializable {
      */
     private String password;
 
+    /**
+     * The address of the client end of the connection which provided these
+     * credentials, if known.
+     */
+    private String remoteAddress;
+
+    /**
+     * The hostname or, if the hostname cannot be determined, the address of
+     * the client end of the connection which provided these credentials, if
+     * known.
+     */
+    private String remoteHostname;
+
     /**
      * The HttpServletRequest carrying additional credentials, if any.
      */
@@ -133,4 +146,56 @@ public class Credentials implements Serializable {
         this.session = session;
     }
 
+    /**
+     * Returns the address of the client end of the connection which provided
+     * these credentials, if known.
+     *
+     * @return
+     *     The address of the client end of the connection which provided these
+     *     credentials, or null if the address is not known.
+     */
+    public String getRemoteAddress() {
+        return remoteAddress;
+    }
+
+    /**
+     * Sets the address of the client end of the connection which provided
+     * these credentials.
+     *
+     * @param remoteAddress
+     *     The address of the client end of the connection which provided these
+     *     credentials, or null if the address is not known.
+     */
+    public void setRemoteAddress(String remoteAddress) {
+        this.remoteAddress = remoteAddress;
+    }
+
+    /**
+     * Returns the hostname of the client end of the connection which provided
+     * these credentials, if known. If the hostname of the client cannot be
+     * determined, but the address is known, the address may be returned
+     * instead.
+     *
+     * @return
+     *     The hostname or address of the client end of the connection which
+     *     provided these credentials, or null if the hostname is not known.
+     */
+    public String getRemoteHostname() {
+        return remoteHostname;
+    }
+
+    /**
+     * Sets the hostname of the client end of the connection which provided
+     * these credentials, if known. If the hostname of the client cannot be
+     * determined, but the address is known, the address may be specified
+     * instead.
+     *
+     * @param remoteHostname
+     *     The hostname or address of the client end of the connection which
+     *     provided these credentials, or null if the hostname is not known.
+     */
+    public void setRemoteHostname(String remoteHostname) {
+        this.remoteHostname = remoteHostname;
+    }
+
 }

guacamole-ext/src/main/java/org/apache/guacamole/token/StandardTokens.java

@@ -21,7 +21,6 @@ package org.apache.guacamole.token;
 
 import java.text.SimpleDateFormat;
 import java.util.Date;
-import javax.servlet.http.HttpServletRequest;
 import org.apache.guacamole.net.auth.Credentials;
 
 /**
@@ -126,12 +125,15 @@ public class StandardTokens {
         if (password != null)
             filter.setToken(PASSWORD_TOKEN, password);
 
-        // Add client hostname and ip tokens
+        // Add client hostname token
-        HttpServletRequest request = credentials.getRequest();
+        String hostname = credentials.getRemoteHostname();
-        if (request != null) {
+        if (hostname != null)
-            filter.setToken(CLIENT_HOSTNAME_TOKEN, request.getRemoteHost());
+            filter.setToken(CLIENT_HOSTNAME_TOKEN, hostname);
-            filter.setToken(CLIENT_ADDRESS_TOKEN, request.getRemoteAddr());
+
-        }
+        // Add client address token
+        String address = credentials.getRemoteAddress();
+        if (address != null)
+            filter.setToken(CLIENT_ADDRESS_TOKEN, address);
 
         // Add any tokens which do not require credentials
         addStandardTokens(filter);

guacamole/src/main/java/org/apache/guacamole/rest/auth/TokenRESTService.java

@@ -125,6 +125,8 @@ public class TokenRESTService {
         credentials.setPassword(password);
         credentials.setRequest(request);
         credentials.setSession(request.getSession(true));
+        credentials.setRemoteAddress(request.getRemoteAddr());
+        credentials.setRemoteHostname(request.getRemoteHost());
 
         return credentials;
 

guacamole/src/main/java/org/apache/guacamole/rest/user/UserResource.java

@@ -130,6 +130,8 @@ public class UserResource
         credentials.setPassword(userPasswordUpdate.getOldPassword());
         credentials.setRequest(request);
         credentials.setSession(request.getSession(true));
+        credentials.setRemoteAddress(request.getRemoteAddr());
+        credentials.setRemoteHostname(request.getRemoteHost());
 
         // Verify that the old password was correct
         try {