vars/ defaults/ meta/ webservers/ … scrappers/ … … group_vars/ group1 # here we assign variables to particular groups group2 # "" host_vars/ hostname1 # if systems need specific variables, put them here hostname2 # "" site.yml # master playbook webservers.yml # playbook for webserver tier dbservers.yml # playbook for dbserver tier roles/ common/ webtier/ monitoring/ fooapp/