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This page (revision-9) was last changed on 19-Jul-2021 14:52 by Ada Csaba

This page was created on 29-Dec-2020 05:25 by Ben Spink

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The CrushTunnel process can be integrated into an existing workflow using a standalone machine acting as the tunnel provider, or programmatically through your own code.
!Start a Single Tunnel
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Here is a stand alone example:
The CrushTunnel process can be integrated into an existing workflow using a standalone machine acting as the tunnel provider, or programmatically through your own code. CrushTunnel.jar can be found in the CrushFTP WebInterface folder.
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Here is a stand alone example (one long line):
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java -Dcrushtunnel.pasv.ip=71.123.244.10 -Dcrushtunnel.pasv.port.start=2000 -Dcrushtunnel.pasv.port.stop=2100 -Djava.awt.headless=true -cp CrushTunnel.jar com.crushftp.tunnel.AutoChannelProxy protocol=https host=www.crushftp.com port=443 username=demo password=demo localport=2121
java -cp CrushTunnel.jar com.crushftp.tunnel2.Tunnel2 protocol=https host=www.crushftp.com port=443 username=demo password=demo
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The tunnel adds some overhead to the transaction, so its suited best for large transfers where it can accelerate them avoiding latency issues. Small files do not benefit from the tunnel other than being inside the encrypted network.
----
!Start a Tunnel in Code
To programmatically start the tunnel, include the CrushTunnel.jar file, and do something similar to the following:
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To programmatically start the tunnel, include the CrushTunnel.jar file.
{{{
com.crushftp.client.Common.trustEverything(); //ignore SSL validation issues…bad for prod use
com.crushftp.tunnel2.Tunnel2 t = new com.crushftp.tunnel2.Tunnel2("https://www.crushftp.com:443/", "demo", "demo", false);
t.startThreads();
//tunnel is now open and ready. Connections to it over FTP on 127.0.0.1 will be proxied securely through the tunnel to the CrushFTP FTP server side.
//to stop it later on
t.stopThisTunnel();
}}}
----
!Install as a Service on Windows for an Always on Tunnel
Run CrushTunnel.jar in command line client mode.\\
{{{
java -jar CrushTunnel.jar
}}}
Now issue the service tunnel command to install as a service. The parameters are: protocol host port user pass. Example:\\
{{{
service tunnel https www.CrushFTP.com 443 demo demo
}}}
Your done, type "quit" to exit the CrushClient command line.
----
__Command Line JNLP Launch__\\
You could also launch a specific tunnel from the command line using Java WebStart.
{{{
<?xml version="1.0" encoding="UTF-8"?>
<jnlp spec="1.0+" codebase="https://www.crushftp.com">
<information>
<title>CrushTunnel</title>
<vendor>Ben Spink</vendor>
<offline-allowed/>
<shortcut online="true">
<desktop/>
</shortcut>
</information>
<security><all-permissions/></security>
<resources>
<j2se version="1.2+" /><jar href="/WebInterface/CrushTunnel.jar"/>
</resources>
<application-desc main-class="com.crushftp.tunnel2.Tunnel2">
<argument>protocol=https</argument>
<argument>host=www.crushftp.com</argument>
<argument>port=443</argument>
<argument>username=demo</argument>
<argument>password=demo</argument>
</application-desc>
</jnlp>
}}}
Version Date Modified Size Author Changes ... Change note
9 19-Jul-2021 14:52 2.675 kB Ada Csaba to previous
8 29-Dec-2020 05:25 2.675 kB Ben Spink to previous | to last
7 29-Dec-2020 05:25 3.976 kB Ben Spink to previous | to last
6 29-Dec-2020 05:25 3.14 kB Ben Spink to previous | to last
5 29-Dec-2020 05:25 3.029 kB Ben Spink to previous | to last
4 29-Dec-2020 05:25 1.309 kB Ben Spink to previous | to last
3 29-Dec-2020 05:25 1.63 kB Ben Spink to previous | to last
2 29-Dec-2020 05:25 1.629 kB Ben Spink to previous | to last
1 29-Dec-2020 05:25 1.186 kB Ben Spink to last
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