net-remote-shell

#!/bin/bash

# Create shell access on a free port

# TODO

set -x
fifo

(
    set -e

    port=$(freeport)
    fifo=$(tempfile)

    echo "using port: $port"
    echo "using fifo: $fifo"

    if [ -e $fifo ] ; then
        rm -f $fifo
    fi

    mkfifo $fifo

    # nc -k respawns

    cat $fifo \
        | /bin/sh -i 2>&1 \
        | nc -l 127.0.0.1 $port
    > $fifo
)

if [ -e $fifo ] ; then
    echo "removing fifo: $fifo"
#    rm -f $fifo
fi