Sysops cu Chef by Istvan Hoka

Transcript

1. Sysops  cu  Chef infrastructură  sub  formă  de  cod Istvan Hoka Cluj.rb - clujrb.org www.zencash.com Saturday, September 29, 12
2. Intro 1. Chef:  ce  problema  rezolva  si  cum  o  rezolva 2. Un  mod  usor  de  a  incerca  Chef 3. Folosire  Chef  la  infrastructura  pentru   inceput Saturday, September 29, 12
3. Chef h7p://www.opscode.com/chef/ Saturday, September 29, 12
4. "An  open-­‐source  systems  integra@on   framework  built  specifically  for   automa@ng  the  cloud." Saturday, September 29, 12
5. automa@ng  the  cloud ? Saturday, September 29, 12
6. Saturday, September 29, 12
7. Rails  app •Nginx •Unicorn •Rails •MySQL •Redis •Memcache •Solr •Monit •Cron •Amazon  EC2 •Ubuntu •Sysadmin:  Gigel Saturday, September 29, 12
8. The Server Saturday, September 29, 12
9. Saturday, September 29, 12
10. Jackpot! Saturday, September 29, 12
11. Saturday, September 29, 12
12. The Server Mission  accomplished Saturday, September 29, 12
13. Scaling Saturday, September 29, 12
14. DB App Take  #2 Saturday, September 29, 12
15. Scaling! Saturday, September 29, 12
16. App 1 DB Master Index 1 Slave 1 Slave 2 Redis Master Slave Cache 1 Cache 3 Cache 2 Load balancer App 2 App 3 App 4 Take  #3 Saturday, September 29, 12
17. Cum  rezolvă  Chef   problema? Saturday, September 29, 12
18. DB Master Index 1 Slave 1 Slave 2 Redis Master Slave Cache 1 Cache 3 Cache 2 Node. Role: LB Chef server Node. Role: App Node. Role: App Node. Role: App Node. Role: App Saturday, September 29, 12
19. Chef Server knife (chef-client) Node (chef-client) Node (chef-client) Node (chef-client) Cookbooks Roles Data Bags Nodes Cookbooks Nodes Data Bags Roles Commands Saturday, September 29, 12
20. Chef  Server • HTTP  API ‣ knife ‣ chef-­‐solo • CouchDB ‣ cookbooks:  libraries,  a7ributes,  defini@ons,  recipes ‣ nodes ‣ roles ‣ data  bags • RabbitMQ • Solr • Web  UI Saturday, September 29, 12
21. chef-­‐client  run • Convergence ‣ Build,  Register,  and  Authen@cate  the  Node ‣ Synchronize  Cookbooks • Compile ‣ Assemble  Libraries,  A7ributes,  Defini@ons,    Recipes • Execute ‣ Converge ‣ Save  node ‣ Run  no@fica@ons Saturday, September 29, 12
22. Cookbooks • A7ributes • Defini@ons • Libraries • Templates • Metadata • Recipes • Ruby,  JSON,  ERB Saturday, September 29, 12
23. Chef  “Hello  World”? •Chef  Server •Chef  client •Chef  workstaLon Saturday, September 29, 12
24. Chef  Hello  World 1. Hosted  Chef  +  AWS  EC2 2. VirtualizaLon Saturday, September 29, 12
25. Vagrant h7p://vagrantup.com/ Saturday, September 29, 12
26. Vagrant •Oracle  VirtualBox  -­‐  virtualbox.org •Chef  Solo Saturday, September 29, 12
27. Vagrant  setup 1. Install  VirtualBox 2. Install  Vagrant 3. Setup Saturday, September 29, 12
28. Vagran_ile Saturday, September 29, 12
29. Vagrant Host OS: Windows, OSX, Linux Guest OS (VirtualBox): Linux /vagrant Apache MySQL Memcache Redis `pwd` Saturday, September 29, 12
30. •hUps://github.com/opscode-­‐cookbooks •hUps://github.com/37signals/ 37s_cookbooks •hUps://github.com/engineyard/ey-­‐cloud-­‐ recipes •hUps://github.com/cookbooks Cookbooks Saturday, September 29, 12
31. Vagrant •Web  dev  pe  Linux  de  pe  Windows,  OSX •Izolare •ConfiguraLe  repetabila Saturday, September 29, 12
32. Chef  Solo  +  Capistrano Saturday, September 29, 12
33. Chef •Infrastructura  ca  si  cod •ConfiguraLe  repetabila •Scalabil Saturday, September 29, 12