1. CHEF (-SOLO)
Getting started

2. DEVOPS
devops is an emerging set of principles, methods and practices for communication, collaboration and
integration between software development (application/software engineering) and IT
operations(systems administration/infrastructure) professionals

3. CHEF
A configuration management system

4. CHEF-SOLO
serverless chef

5. WHAT’S THE DESIRED STATUS?

6. HOW TO GET THERE?

7. COOKBOOKS

8. COOKBOOKS

9. RECIPES

10. RECIPES

11. ROLES

12. mysql
rails
mongodb
backup
...
ROLES

13. NODES

14. application1 db server
application2 app server
backup server
...
NODES

15. recipes/default.rb:
remote_file "/tmp/node-v#{node[:nodejs][:version]}.tar.gz" do
source "http://nodejs.org/dist/node-v#{node[:nodejs][:version]}.tar.gz"
not_if { File.exist? "/tmp/node-v#{node[:nodejs][:version]}.tar.gz" }
end
execute "Extract Node source" do
cwd "/tmp"
command "tar -zxvf /tmp/node-v#{node[:nodejs][:version]}.tar.gz"
creates "/tmp/node-v#{node[:nodejs][:version]}"
end
execute "Build and Install Node.js" do
cwd "/tmp/node-v#{node[:nodejs][:version]}"
command "./configure; make install"
creates "/usr/local/bin/node"
end
attributes/default.rb:
default[:nodejs][:version] = '0.4.8'
EXAMPLE

16. {
"json_class": "Chef::Role",
"run_list": [
"rails_common",
"users",
"mysql",
"memcached",
"sphinx"
],
"default_attributes": {
"users": [ {
"name": "iktorn",
"authorized_keys": "ssh-rsa
AAAAB3NzaC1yc2EAAAABIwAAAQEAyFaMxHDUijZpxdLSBKu0UnPfRAqshw/
JtWVtkmkGhuCkSUUUBll5M9efzASrjwkDXKnQp0kePzPWLk1hDwR/
qmjydKb5ah4+mPDmiJsCVCIdY4YZHFOf0/eqM+hzkQdZSBm97KrFqG
+xtUacCf3BJPRvDSh0zzmjNrab/5mlttiu3Jb5FgZtaUs/
PpM6TZorzWyLcEQ9Z8o9bQldjolV93VplN8V4TeDk90gHfqGvLjB
+K4AjHELREnFgo108fsOJ3PwNBslA
+215Z8S3ZCycXUT3GZLH9+oS1xfy5IzTafUbqxC16klfrxEMM1m37ETvBrxOxLKGx/
Z7DKIUttOHQ== iktorn"
} ]
}
EXAMPLE ROLE
}

17. THAT’S THE DESIRED STATUS

18. HOW TO GET THERE

19. SOME LIVE CODING