random_port {servr} | R Documentation |
Find a random available TCP port
Description
Test a series of random TCP ports from 3000 to 8000 (excluding a few that are considered unsafe by Chrome) and return the first available one. A web server can be later started on this port.
Usage
random_port(port = 4321L, host = getOption("servr.host", "127.0.0.1"), n = 20)
Arguments
port |
The preferred port(s). |
host |
A string that is a valid IPv4 address that is owned by this
server, or |
n |
The maximum number of random ports to be tested. |
Value
A port number, or an error if no ports are available.
[Package servr version 0.24 Index]