sox

Sox enables you to retrieve or modify any TCP socket option for any process. This can be particularly useful for debugging purposes. Additionally, Sox can serve as a quick fix by allowing you to change socket options for any application without requiring a restart or causing downtime.

Requirements:

Instalation:

Usage example

Get pid and fd of socket via ss:

List all socket options for sshd process with PID=1062 and tcp socket with FD=3

Set socket option SO_KEEPALIVE to 1 for sshd process with PID=1062 and tcp socket with FD=3

Get value of socket option SO_KEEPALIVE for sshd process with PID=1062 and tcp socket with FD=3