Open port 80

chef/cookbooks/common/files/default/iptables

+# Firewall configuration written by system-config-securitylevel
+# Manual customization of this file is not recommended.
+*filter
+:INPUT ACCEPT [0:0]
+:FORWARD ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+:RH-Firewall-1-INPUT - [0:0]
+-A INPUT -j RH-Firewall-1-INPUT
+-A FORWARD -j RH-Firewall-1-INPUT
+-A RH-Firewall-1-INPUT -i lo -j ACCEPT
+-A RH-Firewall-1-INPUT -p icmp --icmp-type any -j ACCEPT
+-A RH-Firewall-1-INPUT -p 50 -j ACCEPT
+-A RH-Firewall-1-INPUT -p 51 -j ACCEPT
+-A RH-Firewall-1-INPUT -p udp --dport 5353 -d 224.0.0.251 -j ACCEPT
+-A RH-Firewall-1-INPUT -p udp -m udp --dport 631 -j ACCEPT
+-A RH-Firewall-1-INPUT -p tcp -m tcp --dport 631 -j ACCEPT
+-A RH-Firewall-1-INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
+-A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 22 -j ACCEPT
+-A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 80 -j ACCEPT
+-A RH-Firewall-1-INPUT -j REJECT --reject-with icmp-host-prohibited
+COMMIT

chef/cookbooks/common/recipes/iptables.rb

+cookbook_file "/etc/sysconfig/iptables" do
+  source "iptables"
+end
+
+execute "restart iptables" do  #TODO only do this if the file changes
+  command "/etc/init.d/iptables restart"
+end

chef/cookbooks/common/recipes/main.rb

+include_recipe "common::iptables"
 include_recipe "common::daemontools"