Skip to content

Instantly share code, notes, and snippets.

@dhrrgn
Created April 8, 2011 21:20
Show Gist options
  • Save dhrrgn/910759 to your computer and use it in GitHub Desktop.
Save dhrrgn/910759 to your computer and use it in GitHub Desktop.
Quickly and easily change the port that Pow is running on. This allows you too run Apache and Pow side-by-side (on different ports of course).
#!/usr/bin/env ruby
# Pow Port
#
# Quickly and easily change the port that Pow is running on. This allows
# you too run Apache and Pow side-by-side (on different ports of course).
#
# WARNING: This will OVERWRITE your ~/.powconfig file. If you have custom
# configurations in there, please back it up first.
#
# This file must be executable (chmod +x pow_port.rb)
# This must be ran with administrative privelages (sudo).
#
# Usage:
# sudo ./pow_port.rb <new_port>
#
# Author: Dan Horrigan <http://dhorrigan.com>
# Copyright: 2011 Dan Horrigan
# License: MIT License
if ARGV[0].nil?
puts 'Usage: sudo ./pow_port.rb <new_port>'
exit
end
new_port = ARGV[0]
rule_num = nil
fw_rules = `sudo ipfw list`
fw_rules.split("\n").each do |rule|
unless rule.index(",20559 ").nil?
rule_num = rule.split(" ")[0]
break
end
end
if rule_num.nil?
puts "Could not find the firewall rule. Are you sure you have Pow installed?"
exit
end
system("sudo ipfw delete #{rule_num}")
system("sudo ipfw add fwd 127.0.0.1,20559 tcp from any to me dst-port #{new_port} in 1> /dev/null")
File.open(File.expand_path("~/.powconfig"), 'w+') {|f| f.write("export POW_DST_PORT=#{new_port}") }
puts "Pow is now running on port #{new_port}! You may need to restart your browser to see the results."
@fousa
Copy link

fousa commented Jul 3, 2015

Any idea how to get this working on Yosemite? Apparently they removed ipfw...

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment