proxy http over proxy socks

proxy_start.sh

#!/bin/bash

logFlogPath=/tmp/polipo.log;
cachePath=/tmp/polipo_cache;
socksPort=8123;
httpPort=8124;
proxyHost=127.0.0.1;
gatewayServer=10.0.0.1;

# Catch ctrl + c and close all stuff
trap ctrl_c INT;

function ctrl_c() {
    socks_closed=`ps aux | grep ssh | grep $socksPort | grep -v grep | sed -e 's/  */ /g' | cut -d ' ' -f 2`;
    polipo_closed=`ps aux | grep polipo | grep -v grep | sed -e 's/  */ /g' | cut -d ' ' -f 2`;
    for pid in {$socks_closed,$polipo_closed}; do
        sudo kill -9 $pid 2>&1  | tee $logFlogPath;
    done
}

polipo_path=`which polipo`;

if [ -z "$polipo_path" ] ; then
    echo "You must install \"polipo\" proxy before using this command..."  | tee $logFlogPath;
    echo -e "To install run this:\n\n\tsudo apt-get install --assume-yes --no-install-recommends polipo\n\n"  | tee $logFlogPath;
    exit 1;
fi

socks_closed=`ps aux | grep ssh | grep $socksPort | grep -v grep | sed -e 's/  */ /g' | cut -d ' ' -f 2`;

if [ -n "$socks_closed" ]; then
    echo "This process requires sudo";
    sudo kill -9 $socks_closed;
fi

echo "This process requires sudo to create socks proxy from GATEWAY";
sudo ssh -o TCPKeepAlive=yes -o ServerAliveInterval=30 -o ServerAliveCountMax=10 -D $socksPort -f -C -q -N $gatewayServer;

polipo_closed=`ps aux | grep polipo | grep $socksPort | grep -v grep | sed -e 's/  */ /g' | cut -d ' ' -f 2`;

if [ -n "$polipo_closed" ]; then
    sudo kill -9 $polipo_closed;
fi

echo "Starting polipo proxy..." ;
rm -rf $cachePath;
mkdir -p $cachePath;
polipo socksParentProxy="${proxyHost}:${socksPort}" socksProxyType="socks5" proxyAddress="::0" proxyPort="${httpPort}" logSyslog="false" logFile="${logFlogPath}" diskCacheRoot="${cachePath}" &

proxyIP=$(echo $(ip a | grep 'inet 10.') | cut -d ' ' -f 2 | cut -d '/' -f 1);

echo -e "Proxy is up!\nUse this ENV Setup:\n\n\tHTTP_PROXY=\"http://${proxyIP}:${httpPort}\"\n\n####### Tail Log ########" > $logFlogPath;

tail -f $logFlogPath;

ctrl_c;

exit 0;