From b3e7cdb3f85cd913d1cfb0895be1b0b6acc319fd Mon Sep 17 00:00:00 2001 From: Avishai Ish-Shalom Date: Thu, 21 Apr 2011 17:57:54 +0300 Subject: Added Chef plugin --- cloudinit/CloudConfig/cc_chef.py | 68 ++++++++++++++++++++++++++++++++++++++ doc/examples/cloud-config-chef.txt | 38 +++++++++++++++++++++ templates/chef_client.rb.tmpl | 12 +++++++ 3 files changed, 118 insertions(+) create mode 100644 cloudinit/CloudConfig/cc_chef.py create mode 100644 doc/examples/cloud-config-chef.txt create mode 100644 templates/chef_client.rb.tmpl diff --git a/cloudinit/CloudConfig/cc_chef.py b/cloudinit/CloudConfig/cc_chef.py new file mode 100644 index 00000000..9953cb24 --- /dev/null +++ b/cloudinit/CloudConfig/cc_chef.py @@ -0,0 +1,68 @@ +# vi: ts=4 expandtab +# +# Author: Avishai Ish-Shalom +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License version 3, as +# published by the Free Software Foundation. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . +import os +import pwd +import socket +import subprocess +import StringIO +import ConfigParser +import cloudinit.CloudConfig as cc + +ruby_packages = {'1.8': ('ruby', 'rubygems', 'ruby-dev', 'libopenssl-ruby'), + '1.9.1': ('ruby1.9.1', 'rubygems1.9.1', 'ruby1.9.1-dev', 'libruby1.9.1'), + '1.9': ('ruby1.9', 'rubygems1.9', 'ruby1.9-dev', 'libruby1.9') } + +def handle(name,cfg,cloud,log,args): + # If there isn't a chef key in the configuration don't do anything + if not cfg.has_key('chef'): return + chef_cfg = cfg['chef'] + ruby_version = '1.8' + + # Install chef packages from selected source + if chef_cfg['install_type'] == "gems": + if chef_cfg.has_key('ruby_version'): + ruby_version = chef_cfg['ruby_version'] + cc.install_packages(ruby_packages['ruby_version']) + chef_version_arg = "" + if chef_cfg.has_key('version'): + chef_version_arg = '-v %s' % chef_cfg['version'] + subprocess.check_call([gem_bin,'install','chef',chef_version_arg, '--no-ri','--no-rdoc','--no-test','-q']) + os.mkdirs('/etc/chef', '/var/log/chef', '/var/lib/chef', '/var/cache/chef', '/var/backups/chef', '/var/run/chef') + os.symlink('/var/lib/gem/%s/bin/chef-client' % ruby_version, '/usr/bin/chef-client') + else: + cc.install_packages(('chef',)) + + # set the validation cert + if chef_cfg.has_key('validation_cert'): + with open('/etc/chef/validation.cert', 'w') as validation_cert_fh: + validation_cert_fh.write(chef_cfg['validation_cert']) + + # create the chef config from template + util.render_to_file('chef_client.rb', '/etc/chef/client.rb', + {'server_url': chef_cfg['server_url'], 'validation_name': chef_cfg['validation_name'] || 'chef-validator'}) + + chef_args = [] + # set the firstboot json + if chef_cfg.has_key('run_list'): + with open('/etc/chef/firstboot.json') as firstboot_json_fh: + firstboot_json_fh.write("{\n\"run_list\":\n[\n") + for runlist_item in chef_cfg['run_list']: + firstboot_json_fh.write(runlist_item + "\n") + firstboot_json_fh.write("]\n\}") + chef_args.append('-j /etc/chef/firstboot.json') + + # and finally, run chef + subprocess.check_call(['/usr/bin/chef-client'] + chef_args) diff --git a/doc/examples/cloud-config-chef.txt b/doc/examples/cloud-config-chef.txt new file mode 100644 index 00000000..42da0b6b --- /dev/null +++ b/doc/examples/cloud-config-chef.txt @@ -0,0 +1,38 @@ +#cloud-config +# +# This is an example file to automatically setup and run puppetd +# when the instance boots for the first time. +# Make sure that this file is valid yaml before starting instances. +# It should be passed as user-data when starting the instance. + +# The default is to install from packages. If you want the latest packages from Opscode, be sure to add their repo: +apt_mirror: http://apt.opscode.com/ + +chef: + # If you want to install from rubygems: + install_type: "gems" + + # Chef settings + server_url: "https://chef.yourorg.com:4000" + + # Default validation name is chef-validator + validation_name: "yourorg-validator" + validation_cert: | + -----BEGIN CERTIFICATE----- + MIICCTCCAXKgAwIBAgIBATANBgkqhkiG9w0BAQUFADANMQswCQYDVQQDDAJjYTAe + Fw0xMDAyMTUxNzI5MjFaFw0xNTAyMTQxNzI5MjFaMA0xCzAJBgNVBAMMAmNhMIGf + MA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCu7Q40sm47/E1Pf+r8AYb/V/FWGPgc + b014OmNoX7dgCxTDvps/h8Vw555PdAFsW5+QhsGr31IJNI3kSYprFQcYf7A8tNWu + 1MASW2CfaEiOEi9F1R3R4Qlz4ix+iNoHiUDTjazw/tZwEdxaQXQVLwgTGRwVa+aA + qbutJKi93MILLwIDAQABo3kwdzA4BglghkgBhvhCAQ0EKxYpUHVwcGV0IFJ1Ynkv + T3BlblNTTCBHZW5lcmF0ZWQgQ2VydGlmaWNhdGUwDwYDVR0TAQH/BAUwAwEB/zAd + BgNVHQ4EFgQUu4+jHB+GYE5Vxo+ol1OAhevspjAwCwYDVR0PBAQDAgEGMA0GCSqG + SIb3DQEBBQUAA4GBAH/rxlUIjwNb3n7TXJcDJ6MMHUlwjr03BDJXKb34Ulndkpaf + +GAlzPXWa7bO908M9I8RnPfvtKnteLbvgTK+h+zX1XCty+S2EQWk29i2AdoqOTxb + hppiGMp0tT5Havu4aceCXiy2crVcudj3NFciy8X66SoECemW9UYDCb9T5D0d + -----END CERTIFICATE----- + + # A run list for a first boot json + run_list: + - "recipe[apache2]" + - "role[db]" diff --git a/templates/chef_client.rb.tmpl b/templates/chef_client.rb.tmpl new file mode 100644 index 00000000..d69dedc0 --- /dev/null +++ b/templates/chef_client.rb.tmpl @@ -0,0 +1,12 @@ +log_level :info +log_location "/var/log/chef/client.log" +ssl_verify_mode :verify_none +validation_client_name "$validation_name" +validation_key "/etc/chef/validation.pem" +client_key "/etc/chef/client.pem" +chef_server_url "$server_url" +file_cache_path "/var/cache/chef" +file_backup_path "/var/backups/chef" +pid_file "/var/run/chef/client.pid" +Chef::Log::Formatter.show_time = true + -- cgit v1.2.3