How we use Jenkins at mixi

1. How we use Jenkins at mixi Kato Kazuyoshi mixi, Inc.
2. Kato Kazuyoshi 2012.8-p.info/ You can see my name on Firefox, jQuery UI, Scala.
3. </officiallanguage>
4. We aim to eliminate SIMPLE, REPEATED, BORING jobs.
6. 1. iOS Build and Create .plist
7. 2. Android Build and Test Integrated with Gerrit
8. 3. “mixi” Test
9. We are (still) a Perl shop.
10. Execute Shell
11. Test Results •TAP::Harness::JUnit •tap-to-junit-xml
12. % prove --harness TAP::Harness::JUnit ...
14. Code Metrics •Perl::Metrics::Lite
15. % measureperl-checkstyle \ ! --max_sub_lines 60 \ ! --max_sub_mccabe_complexity 10 \ ! --directory lib/Mixi \ ! > checkstyle-result.xml
16. Code Coverage •Devel::Cover::Report::Clover
17. XML is like a violence – if it doesn’t solve your problems, you are not using enough of it.
19. Jenkins slave Jenkins master Ikachan Git repos IRC server
20. 00:15-00:30
21. PROBLEM: SLOW TESTS
22. Small Medium Large Network access No localhost only Yes Database No Yes Yes File system access No Yes Yes Use external systems No Discouraged Yes Multiple threads No Yes Yes Sleep statements No Yes Yes System properties No Yes Yes Time limit (seconds) 60 300 900+ googletesting.blogspot.com/2010/12/test-sizes.html
23. 1. “recent” job
24. lib/Mixi/Foo.pm t/lib/Mixi/Foo.t t/lib/Mixi/Foo/bar.t t/lib/Mixi/Foo/baz.t
25. ci.example.com/job/trunk-recent/5446/api/json
26. ci.example.com/job/trunk-recent/5446/api/json $BUILD_URL
27. { ... "changeSet" : { "kind" : null, "items" : [ { "msg" : "...", "comment" : "...", "date" : "2012-02-21 10:07:29 +0000", "id" : "f9b10e71011cb33f90ef6092e72fab4947e3350f", "author" : { ... }, "paths" : [ { "file" : "static/js/mixi/notify/visitor-min.js", "editType" : "edit" }, { "file" : "static/js/mixi/notify/visitor.js", "editType" : "edit" } ] }, { "msg" : "...", "comment" : "...", "date" : "2012-02-21 10:11:06 +0000", "id" : "7289c319218d3f9e3d64b2a3a58333a3735ed2b5", "author" : { ... } "paths" : [ { "file" : "script/change_order_image.pl", "editType" : "edit" } ] } ]
29. 2. “try” job
31. % make remote-test script/devel/remote-test View test results in a web browser: http://ci.example.com/job/git-try/ %
34. ci.example.com/job/git-try/ ! buildWithParameters ? ! repos!! =!users%2Falice%2Fmixi & ! branch! =!new-feature
35. WE— HTTP
36. 3. The Free Lunch
38. Summary •You can use Jenkins with Perl. •Jenkins has many “web” APIs.
39. Flickr is somewhat unique in that it uses a code repository with no branches; code.flickr.com/blog/2009/12/02/flipping-out/
40. Feature Toggle martinfowler.com/bliki/FeatureToggle.html (2010)
41. building the right it before you invest a lot of time and efforts to build it right. pretotyping.org/
42. Thanks!