Last active
August 29, 2015 14:08
-
-
Save phumpal/eb1caaf5a5209261560b to your computer and use it in GitHub Desktop.
Gather public cloud server IPs in a region and permits traffic to statsd/graphite
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#!/usr/bin/env ruby | |
require 'fog' | |
connection = Fog::Compute.new({ | |
:provider => 'rackspace', | |
:rackspace_username => ENV['RACKSPACE_API_USERNAME'], | |
:rackspace_api_key => ENV['RACKSPACE_API_KEY'], | |
:version => :v2, | |
:rackspace_region => :ord | |
}) | |
cloud_servers = connection.servers | |
cloud_ips = cloud_servers.map{ |item| item.ipv4_address }.flatten | |
cloud_ips.sort_by!{ |ip| ip.split('.').map{ |octet| octet.to_i} } | |
iptable_rules = File.open("/tmp/iptables.txt", "w") | |
cloud_ips.each do |server| | |
iptable_rules.puts "iptables -A INPUT -p tcp -s #{server} -m multiport --dports 2003,8125 -j ACCEPT" | |
end | |
iptable_rules.puts "iptables -A INPUT -p tcp -m multiport --dports 2003,8125 -j DROP" | |
iptable_rules.puts "iptables -A INPUT -i eth0 -s 183.0.0.0/8 -j DROP" | |
iptable_rules.close | |
exec("sudo iptables-restore < /tmp/iptables.txt") |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment