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122
cookbooks/hostname/recipes/default.rb
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122
cookbooks/hostname/recipes/default.rb
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# -*- coding: utf-8 -*-
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#
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# Cookbook Name:: hostname
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# Recipe:: default
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#
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# Copyright 2011, Maciej Pasternacki
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be
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# included in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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fqdn = node['set_fqdn']
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if fqdn
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fqdn = fqdn.sub('*', node.name)
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fqdn =~ /^([^.]+)/
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hostname = Regexp.last_match[1]
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case node['platform']
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when 'freebsd'
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directory '/etc/rc.conf.d' do
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mode '0755'
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end
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rc_conf_lines = ["hostname=#{fqdn}\n"]
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if node['hostname_cookbook']['hostsfile_ip_interface']
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rc_conf_lines <<
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"ifconfig_#{node['hostname_cookbook']['hostsfile_ip_interface']}_alias=\"inet #{node['hostname_cookbook']['hostsfile_ip']}/32\"\n"
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service 'netif'
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end
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file '/etc/rc.conf.d/hostname' do
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content rc_conf_lines.join
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mode '0644'
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notifies :reload, 'service[netif]', :immediately \
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if node['hostname_cookbook']['hostsfile_ip_interface']
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end
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execute "hostname #{fqdn}" do
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only_if { node['fqdn'] != fqdn }
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notifies :reload, 'ohai[reload]', :immediately
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end
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when 'centos', 'redhat', 'amazon', 'scientific'
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hostfile = '/etc/sysconfig/network'
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ruby_block "Update #{hostfile}" do
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block do
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file = Chef::Util::FileEdit.new(hostfile)
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file.search_file_replace_line('^HOSTNAME', "HOSTNAME=#{fqdn}")
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file.write_file
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end
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notifies :reload, 'ohai[reload]', :immediately
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end
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# this is to persist the correct hostname after machine reboot
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sysctl = '/etc/sysctl.conf'
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ruby_block "Update #{sysctl}" do
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block do
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file = Chef::Util::FileEdit.new(sysctl)
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file.insert_line_if_no_match("kernel.hostname=#{hostname}", \
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"kernel.hostname=#{hostname}")
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file.write_file
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end
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notifies :reload, 'ohai[reload]', :immediately
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end
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execute "hostname #{hostname}" do
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only_if { node['hostname'] != hostname }
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notifies :reload, 'ohai[reload]', :immediately
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end
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service 'network' do
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action :restart
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end
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else
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file '/etc/hostname' do
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content "#{hostname}\n"
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mode '0644'
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notifies :reload, 'ohai[reload]', :immediately
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end
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execute "hostname #{hostname}" do
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only_if { node['hostname'] != hostname }
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notifies :reload, 'ohai[reload]', :immediately
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end
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end
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hostsfile_entry 'localhost' do
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ip_address '127.0.0.1'
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hostname 'localhost'
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action :append
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end
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hostsfile_entry 'set hostname' do
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ip_address node['hostname_cookbook']['hostsfile_ip']
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hostname fqdn
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aliases [hostname]
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action :create
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notifies :reload, 'ohai[reload]', :immediately
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end
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ohai 'reload' do
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action :nothing
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end
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else
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log 'Please set the set_fqdn attribute to desired hostname' do
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level :warn
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end
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end
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