Chef
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Chef systems integration framework
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Chef is a great new way to install and configure services on a servers. It's written in Ruby and was released under an open source license in Jan 2009.Slides from my talk at the Melbourne Ruby Users Group
Transcript of Chef
Chefsystems integration framework
install,configure& control
... servers in your sleep
BornMar 06, 2008
ReleasedJan 05, 2009
Apr 24, 2009
Funded
Chef is a
pup with
BIG paws
So what does it do?
chef-client periodically contacts chef-server for instructions
submits local system info collected with Ohai
authenticates via openid
runs recipes received from the server
chef-client
keeps record of nodes in CouchDB
provides chef-client with a json file with recipes
has a copy of your cookbooks
chef-server
Cookbooks
Recipe details
Attributes
Templates
Recipe
package "mysql-client" do package_name value_for_platform( [ "centos", "redhat", "suse" ] => { "default" => "mysql" }, "default" => "mysql-client" ) action :installend
r = gem_package "mysql" do version "2.7" action :nothingend
r.run_action(:install)
Using ruby in recipes
testing for cookbooks?
chef-client alternative that doesn’t require chef-server
used for installing chef server/client
chef-solo
For more information
http://wiki.opscode.com/display/chef/Home
