Guacamole App not showing remote display, connection established

[goldingerit]

hi all

i tried to create a own guacamole app based on chapter 21
(https://guacamole.incubator.apache.org/doc/gug/writing-you-own-guacamole-app.html)
from guacamole manual.

the created files are:

pom.xml
_____________________________________________________
<project xmlns="http://maven.apache.org/POM/4.0.0";
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 
                             http://maven.apache.org/maven-v4_0_0.xsd";>

    <modelVersion>4.0.0</modelVersion>
    <groupId>org.apache.guacamole</groupId>
    <artifactId>guacamole-tutorial</artifactId>
    <packaging>war</packaging>
    <version>0.9.12-incubating</version>
    <name>guacamole-tutorial</name>

    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    </properties>

    <build>
        <plugins>

            
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.3</version>
                <configuration>
                    <source>1.6</source>
                    <target>1.6</target>
                </configuration>
            </plugin>


            
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-war-plugin</artifactId>
                <version>2.6</version>
                <configuration>
                    <overlays>
                        <overlay>
                            <groupId>org.apache.guacamole</groupId>
                            <artifactId>guacamole-common-js</artifactId>
                            <type>zip</type>
                        </overlay>
                    </overlays>
                </configuration>
            </plugin>

        </plugins>

    </build>

    <dependencies>

        
        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>servlet-api</artifactId>
            <version>2.5</version>
            <scope>provided</scope>
        </dependency>

        
        <dependency>
            <groupId>org.apache.guacamole</groupId>
            <artifactId>guacamole-common</artifactId>
            <version>0.9.10-incubating</version>
            <scope>compile</scope>
        </dependency>

        
        <dependency>
            <groupId>org.apache.guacamole</groupId>
            <artifactId>guacamole-common-js</artifactId>
            <version>0.9.12-incubating</version>
            <type>zip</type>
            <scope>runtime</scope>
        </dependency>

    </dependencies>
        
</project>
_____________________________________________________




src\main\java\org\apache\guacamole\net\example\TutorialGuacamoleTunnelServlet.java
_____________________________________________________
package org.apache.guacamole.net.example;

import javax.servlet.http.HttpServletRequest;
import org.apache.guacamole.GuacamoleException;
import org.apache.guacamole.net.GuacamoleSocket;
import org.apache.guacamole.net.GuacamoleTunnel;
import org.apache.guacamole.net.InetGuacamoleSocket;
import org.apache.guacamole.net.SimpleGuacamoleTunnel;
import org.apache.guacamole.protocol.ConfiguredGuacamoleSocket;
import org.apache.guacamole.protocol.GuacamoleConfiguration;
import org.apache.guacamole.servlet.GuacamoleHTTPTunnelServlet;

public class TutorialGuacamoleTunnelServlet
    extends GuacamoleHTTPTunnelServlet {

    @Override
    protected GuacamoleTunnel doConnect(HttpServletRequest request)
        throws GuacamoleException {

        // Create our configuration
        GuacamoleConfiguration config = new GuacamoleConfiguration();
        config.setProtocol("rdp");
        config.setParameter("hostname", "10.1.1.5");

        // Connect to guacd - everything is hard-coded here.
        GuacamoleSocket socket = new ConfiguredGuacamoleSocket(
                new InetGuacamoleSocket("localhost", 4822),
                config
        );

        // Return a new tunnel which uses the connected socket
        return new SimpleGuacamoleTunnel(socket);

    }

}
_____________________________________________________





src\main\webapp\WEB-INF\web.xml
_____________________________________________________
<?xml version="1.0" encoding="UTF-8"?>

<web-app version="2.5"
    xmlns="http://java.sun.com/xml/ns/javaee";
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
    xsi:schemaLocation="http://java.sun.com/xml/ns/javaee 
                        http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd";>


    
    <welcome-file-list>
        <welcome-file>index.html</welcome-file>
    </welcome-file-list>
        
    
    <servlet>
        <description>Tunnel servlet.</description>
        <servlet-name>Tunnel</servlet-name>
        <servlet-class>
            org.apache.guacamole.net.example.TutorialGuacamoleTunnelServlet
        </servlet-class>
    </servlet>

    <servlet-mapping>
        <servlet-name>Tunnel</servlet-name>
        <url-pattern>/tunnel</url-pattern>
    </servlet-mapping>  
        
</web-app>
_____________________________________________________





src\main\webapp\index.html
_____________________________________________________
<!DOCTYPE HTML>
<html>

    <head>
        <title>Guacamole Tutorial</title>
    </head>

    <body>
        <p>Hello World</p>

        
        

        
        <div id="display"></div>

        
        

        
    </body>

</html>
_____________________________________________________


connection is successfully established. syslog entry:

Apr  7 11:30:20 gateway guacd[7722]: Protocol "rdp" selected
Apr  7 11:30:20 gateway guacd[7722]: Connection ID is
"$f2e19e9a-cee0-4701-92f4-3b7d1872bb21"
Apr  7 11:30:20 gateway guacd[7722]: No security mode specified. Defaulting
to RDP.
Apr  7 11:30:20 gateway guacd[7722]: Loading keymap "base"
Apr  7 11:30:20 gateway guacd[7722]: Loading keymap "en-us-qwerty"
Apr  7 11:30:20 gateway guacd[7722]: No available audio encoding. Sound
disabled.
Apr  7 11:30:21 gateway guacd[7722]: guacdr connected.
Apr  7 11:30:21 gateway guacd[7722]: guacsnd connected.
Apr  7 11:30:21 gateway guacd[7722]: Starting client


but website just shows "Hello World", without any remote screen.

thanks in advance for any help.


regards,
daniel



--
View this message in context: 
http://apache-guacamole-incubating-users.2363388.n4.nabble.com/Guacamole-App-not-showing-remote-display-connection-established-tp759.html
Sent from the Apache Guacamole (incubating) - Users mailing list archive at 
Nabble.com.