May 26, 2018

Library to bind applications on multihomed machines to specific IP address

This library allows you to bind any application which is dynamically linked with libc. It provides convient way to bind socket’s source IP to one of the multiple IP’s available on computer.

To use it first of all point LD_PRELOAD to installed library and set BINDTO variable to desired IP address to bind.

Here is the wrapper to run any command binded to some IP address env LD_PRELOAD=/usr/local/lib/ BINDTO=$MY_IP_ADDRESS $*