chef/cookbooks/firewall/libraries/provider_firewall_firewalld.rb
2015-07-21 19:45:23 +02:00

93 lines
3.4 KiB
Ruby

#
# Author:: Ronald Doorn (<rdoorn@schubergphilis.com>)
# Cookbook Name:: firewall
# Resource:: default
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
require 'poise'
class Chef
class Provider::FirewallFirewalld < Provider
include Poise
include Chef::Mixin::ShellOut
def action_enable
# prints all the firewall rules
# pp @new_resource.subresources
log_current_firewalld
if active?
Chef::Log.debug("#{@new_resource} already enabled.")
else
Chef::Log.debug("#{@new_resource} is about to be enabled")
shell_out!('service', 'firewalld', 'start')
shell_out!('firewall-cmd', '--set-default-zone=drop')
Chef::Log.info("#{@new_resource} enabled.")
new_resource.updated_by_last_action(true)
end
end
def action_disable
if active?
shell_out!('firewall-cmd', '--set-default-zone=public')
shell_out!('firewall-cmd', '--direct', '--remove-rules', 'ipv4', 'filter', 'INPUT')
shell_out!('firewall-cmd', '--direct', '--remove-rules', 'ipv4', 'filter', 'OUTPUT')
Chef::Log.info("#{@new_resource} disabled")
new_resource.updated_by_last_action(true)
else
Chef::Log.debug("#{@new_resource} already disabled.")
end
end
def action_flush
shell_out!('firewall-cmd', '--direct', '--remove-rules', 'ipv4', 'filter', 'INPUT')
shell_out!('firewall-cmd', '--direct', '--remove-rules', 'ipv4', 'filter', 'OUTPUT')
shell_out!('firewall-cmd', '--direct', '--permanent', '--remove-rules', 'ipv4', 'filter', 'INPUT')
shell_out!('firewall-cmd', '--direct', '--permanent', '--remove-rules', 'ipv4', 'filter', 'OUTPUT')
Chef::Log.info("#{@new_resource} flushed.")
end
def action_save
if shell_out!('firewall-cmd', '--direct', '--get-all-rules').stdout != shell_out!('firewall-cmd', '--direct', '--permanent', '--get-all-rules').stdout
shell_out!('firewall-cmd', '--direct', '--permanent', '--remove-rules', 'ipv4', 'filter', 'INPUT')
shell_out!('firewall-cmd', '--direct', '--permanent', '--remove-rules', 'ipv4', 'filter', 'OUTPUT')
shell_out!('firewall-cmd', '--direct', '--get-all-rules').stdout.lines do |line|
shell_out!("firewall-cmd --direct --permanent --add-rule #{line}")
end
Chef::Log.info("#{@new_resource} saved.")
new_resource.updated_by_last_action(true)
else
Chef::Log.info("#{@new_resource} already up-to-date.")
end
end
private
def active?
@active ||= begin
cmd = shell_out('firewall-cmd', '--state')
cmd.stdout =~ /^running$/
end
end
def log_current_firewalld
cmdstr = 'firewall-cmd --direct --get-all-rules'
Chef::Log.info("#{@new_resource} log_current_firewalld (#{cmdstr}):")
cmd = shell_out!(cmdstr)
Chef::Log.info(cmd.inspect)
rescue
Chef::Log.info("#{@new_resource} log_current_firewalld failed!")
end
end
end