Sunday, November 21, 2010

How to setup Client Scripting in OpenVPN Access Server

How to setup Client Scripting in OpenVPN Access Server: "How to setup Client Scripting in OpenVPN Access Server


Sample Python Scripts
---------------------

Launch a URL:

#!/usr/bin/env python
# On VPN connection initiation, launch a URL in the default browser.
# Works on all client platforms (Windows, Mac, Linux).
# Environmental Variables:
# LAUNCH_URL -- URL to launch
import os, webbrowser
if os.environ['N_RECONNECTS'] == '0':
webbrowser.open_new(os.environ['LAUNCH_URL'])

Download and install an application on Windows:

#!/usr/bin/env python
# Download and install an MSI-based application on Windows. Leave a marker
# file behind, so that we only install the application once per local user.
# Environmental Variables:
# MSI_URL -- URL of MSI file
# MSI_HASH -- sha1 hash of MSI file, for security verification
# MSI_OPT (optional) -- extra MSI arguments, such as /q for quiet install
import os, urllib, scripthelper as sh
url = os.environ['MSI_URL']
local = os.path.basename(url)
hash = os.environ['MSI_HASH']
if not os.path.exists(hash):
urllib.urlretrieve(url, local)
if sh.digest_file(local, 'sha1') != hash:
raise ValueError("downloaded file has incorrect hash")
os.system("msiexec /i %s %s /l* msi.log" % (local, os.environ.get('MSI_OPT', '')))
file(hash, 'w').write('')


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