web server on bash, nc, awk and sed
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#!/bin/sh rm /tmp/f mkfifo /tmp/f #runloop while true do nc -l 8080 < /tmp/f | ( #read request read line #parse request args=$(echo -n "$line" | awk '{print $2}' | sed s~'?'~' '~ | awk '{print $2}') page=$(echo -n "$line" | awk '{print $2}' | sed s~'?'~' '~ | awk '{print $1}' | sed s~'/'~''~) user=$(echo -n "$args" | sed s~','~"\n"~ | sed s~'='~' '~ | awk '{if($1 == "user") print $2}') #some logic if [ "$page" != 'index.sh' ] then conttype="application/octet-stream" len=$(stat -c%s $page) echo "HTTP/1.0 200 OK" echo "Server: MadnessBASH" echo "Content-Length: $len" echo "Content-Type: $conttype" echo "" cat $page else conttype="text/html" if [ -z "$user" ] then data=`cat login.htm` else data=`cat index.htm` data=$(echo -n "$data" | sed s~_user_~"$user"~) fi len=`echo $data | wc -c` echo "HTTP/1.0 200 OK" echo "Server: MadnessBASH" echo "Content-Length: $len" echo "Content-Type: $conttype" echo "" echo $data fi ) > /tmp/f done |
