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rebind

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 universal-python

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rebind

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#!/usr/bin/env bash

usage() {

echo "Usage: $(basename $0) OLD_PORT NEW_PORT COMMAND_LINE"

echo

echo "Launch COMMAND_LINE, but intercept system calls to bind"

echo "to OLD_PORT and instead bind them to localhost:NEW_PORT"

exit 2

}

# Parameter defaults

mydir=$(readlink -f $(dirname ${0}))

export REBIND_PORT_OLD="${1}"; shift

export REBIND_PORT_NEW="${1}"; shift

LD_PRELOAD=${mydir}/rebind.so "${@}"