Chef
@Chef
Handle EC2 instance
ec2 plugin installed with
knife ec2 server create "role[ubuntu]" -I ami_id -f instance_type -S knife -i ~/.ssh/knife.pem --ssh-user ubuntu --region eu-west-1 -Z eu-west-1a
Install chef on RHEL 6 using gems
Use the omnibus installer if you can!
::
sudo rpm -Uvh http://rbel.frameos.org/rbel6
yum install ruby ruby-devel ruby-ri ruby-rdoc ruby-shadow gcc gcc-c++ automake autoconf make curl dmidecode
gem install chef --no-ri --no-rdoc
Using chef-solo
/etc/chef/solo.rb
json_attribs "/etc/chef/node.json"/etc/chef/node.json
{
"resolver": {
"nameservers": [ "10.0.0.1" ],
"search": "int.example.com"
},
"run_list": [ "recipe[resolver]" ]
}knife search
::
knife search -a ATTR
common node attributes
| description | attribute |
|---|---|
| version of chef | chef_packages.chef.version |
| nodes's environment | chef.environment |
Compile time notes
Use `lazy` so that the code block isn't evaluated until execution phase.