![A NODE
// ./config/db_one.json
{ "run_list": ["role[db]"] }
Recipes and Roles go here](https://image.slidesharecdn.com/strangeloop2010-101015110600-phpapp02/85/Automate-or-Die-81-320.jpg)
![A ROLE
# ./roles/db.rb
name "database"
description "Be a DB"
run_list [ "apache2", "mysql::server" ]](https://image.slidesharecdn.com/strangeloop2010-101015110600-phpapp02/85/Automate-or-Die-83-320.jpg)
![A ROLE
# ./roles/db.rb
name "database"
Recipes to run
description "Be a DB"
run_list [ "apache2", "mysql::server" ]](https://image.slidesharecdn.com/strangeloop2010-101015110600-phpapp02/85/Automate-or-Die-84-320.jpg)
![A ROLE
# ./roles/db.rb
name "database"
description "Be a DB"
run_list [ "apache2", "mysql::server" ]
./cookbooks/apache2/recipes/default.rb](https://image.slidesharecdn.com/strangeloop2010-101015110600-phpapp02/85/Automate-or-Die-85-320.jpg)
![A ROLE
# ./roles/db.rb
name "database"
description "Be a DB"
run_list [ "apache2", "mysql::server" ]
./cookbooks/mysql/recipes/server.rb](https://image.slidesharecdn.com/strangeloop2010-101015110600-phpapp02/85/Automate-or-Die-86-320.jpg)
![ATTRIBUTES
# ./cookbooks/mysql/attributes/server.rb
default[:mysql][:server_debian_password] = secure_password
default[:mysql][:server_root_password] = secure_password
default[:mysql][:server_repl_password] = secure_password
default[:mysql][:bind_address] = ipaddress
default[:mysql][:datadir] = "/var/lib/mysql"
# Tunables
default[:mysql][:tunable][:key_buffer] = "250M"
default[:mysql][:tunable][:max_connections] = "800"
default[:mysql][:tunable][:wait_timeout] = "180"](https://image.slidesharecdn.com/strangeloop2010-101015110600-phpapp02/85/Automate-or-Die-88-320.jpg)
![OVERRIDING ATTRIBUTES
Node
// ./config/db.json
{ "mysql": { "server_root_password": "beefcake" },
"recipes": [ "mysql" ] }
Role
# ./roles/db.rb
name "database"
description "Be a DB"
run_list [ "mysql::server" ]
default_attributes :mysql => { :server_root_password =>
"beefcake" }](https://image.slidesharecdn.com/strangeloop2010-101015110600-phpapp02/85/Automate-or-Die-89-320.jpg)
![A TEMPLATE SAMPLE
user = mysql
pid-file = /var/run/mysqld/mysqld.pid
socket = /var/run/mysqld/mysqld.sock
datadir = <%= @datadir %>
bind-address = <%= @node[:mysql][:bind_address] %>](https://image.slidesharecdn.com/strangeloop2010-101015110600-phpapp02/85/Automate-or-Die-95-320.jpg)
![A TEMPLATE SAMPLE
user = mysql
pid-file = /var/run/mysqld/mysqld.pid
socket = /var/run/mysqld/mysqld.sock
datadir = <%= @datadir %>
bind-address = <%= @node[:mysql][:bind_address] %>
OMG, ERB!!](https://image.slidesharecdn.com/strangeloop2010-101015110600-phpapp02/85/Automate-or-Die-96-320.jpg)
![A TEMPLATE SAMPLE
user = mysql
pid-file = /var/run/mysqld/mysqld.pid
socket = /var/run/mysqld/mysqld.sock
datadir = <%= @datadir %>
bind-address = <%= @node[:mysql][:bind_address] %>
From Attributes](https://image.slidesharecdn.com/strangeloop2010-101015110600-phpapp02/85/Automate-or-Die-97-320.jpg)
![A TEMPLATE SAMPLE
user = mysql
pid-file = /var/run/mysqld/mysqld.pid
socket = /var/run/mysqld/mysqld.sock
datadir = <%= @datadir %> From Template
bind-address = <%= @node[:mysql][:bind_address] %>](https://image.slidesharecdn.com/strangeloop2010-101015110600-phpapp02/85/Automate-or-Die-98-320.jpg)
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Uploaded byTrotter Cashion
Automate or Die
The document emphasizes the necessity of automation in technology, drawing comparisons between tech companies and early automobile manufacturers. It promotes the use of automation tools like Chef, Puppet, and cfengine to streamline server management and deployment processes. The author argues that without automation, tech companies risk becoming obsolete, echoing the fate of many automobile manufacturers in the past.
