NetExtender

#!/bin/bash

## install script for sonicwall sslvpn Linux client

function fix_pppd_perms

{

chmod -v u+s /usr/sbin/pppd

chmod -v a+x /usr/sbin/pppd

chmod -v a+rx /etc/ppp

chmod -v -R a+r /etc/ppp/peers

chmod -v a+x /etc/ppp/peers

}

if [ "$1" == "fixppp" ]

then

fix_pppd_perms

exit

fi

VERSION="10.2.839"

echo "--- SonicWall NetExtender $VERSION Installer ---"

USRLIB='/usr/lib'

LIB='/lib'

CABUNDLE='ca-bundle.crt'

if [[ "$*" =~ "--force-install" ]]

then

FORCE_INSTALL=1

fi

## FUNCTIONS ###########################################################

function check_64bit

{

# Are we on 64-bit architecture?

RE64='64-bit|64 bit'

if [[ "`uname -m`" =~ '64' ]]

then

# Is this NX package also 64-bit?

if [[ (! `file -b netExtender` =~ $RE64) && ($FORCE_INSTALL != 1) ]]

then

echo "ERROR: This copy of NetExtender is intended for 32-bit systems."

echo " Please install a copy of the 64-bit version of NetExtender."

exit

fi

# Is /usr/lib64 a directory?

if [ -d /usr/lib64 -a ! -L /usr/lib64 ]

then

USRLIB='/usr/lib64'

fi

# Is /lib64 a directory?

if [ -d /lib64 -a ! -L /lib64 ]

then

LIB='/lib64'

fi

elif [[ (`file -b netExtender` =~ $RE64) && ($FORCE_INSTALL != 1) ]]

then

echo "ERROR: This copy of NetExtender is intended for 64-bit systems."

echo " Please install a copy of the 32-bit version of NetExtender."

exit

fi

}

function exit_dependency_failure

{

echo

echo "-------------------------- INSTALLATION FAILED -------------------------"

echo

echo "Library dependencies must be resolved before NetExtender will be able to"

echo "operate correctly. Please resolve any dependencies listed above, then"

echo "try installing again."

echo

exit 1

}

function exit_ppp_missing

{

echo

echo "-------------------------- INSTALLATION FAILED -------------------------"

echo

echo "NetExtender requires a working installation of pppd. Please install"

echo "pppd and try again."

echo

exit 1

}

function exit_net_tools_missing

{

echo

echo "-------------------------- INSTALLATION FAILED -------------------------"

echo

echo "NetExtender requires working 'ifconfig' and 'route' and 'ip' utilities."

if [ -e /usr/bin/pacman ]

then

# ArchLinux

echo "You can install them by running 'pacman -S net-tools' as root,"

echo "then try installing NetExtender again."

fi

echo

exit 1

}

function exit_success

{

echo

echo "------------------------ INSTALLATION SUCCESSFUL -----------------------"

echo

echo "To launch NetExtender, do one of the following:"

echo

echo " 1. Click the NetExtender icon under the Applications menu"

echo " (look under the 'Internet' or 'Network' category)"

echo " or"

echo " 2. Type 'netExtenderGui'"

echo

exit 0

}

function assert_running_as_root

{

if [ "`id -u`" != "0" ]

then

echo "Please run the NetExtender installer as root."

echo "On many systems, you can use the sudo command:"

echo

echo " sudo ./install"

echo

exit 1

fi

}

function check_library_dependencies

{

echo "Checking library dependencies..."

MISSINGLIBS=`ldd netExtender | grep 'not found' | awk '{print $1}'`

if [ "$MISSINGLIBS" != "" ]

then

for i in $MISSINGLIBS

do

echo " Missing library: $i"

FULLNAME="$i"

LIBNAME=`echo $i | awk -F. '{print $1 }'`

ALT=`find $LIB -maxdepth 1 -name "$LIBNAME.so*" -type f | sed 's/\*//g' | sort -r | head -1`

if [ "$ALT" == "" ]

then

# Didn't find anything in $LIB ; try $USRLIB

ALT=`find $USRLIB -maxdepth 1 -name "$LIBNAME.so*" -type f | sed 's/\*//g' | sort -r | head -1`

fi

if [ "$ALT" != "" ]

then

echo " Found likely compatible version: $ALT"

REPLY='0'

while [ "$REPLY" != "y" -a "$REPLY" != "n" -a "$REPLY" != "Y" -a "$REPLY" != "N"

...