Merge branch 'fix-gitlab-ci-in-ce' into 'master'

Fix first bunch of regressions in GitLab CI

/cc @vsizov @dzaporozhets

See merge request !1312

app/models/ci/project.rb

@@ -33,7 +33,7 @@ module Ci
 
     belongs_to :gl_project, class_name: '::Project', foreign_key: :gitlab_id
 
-    has_many :commits, ->() { order(:committed_at) }, dependent: :destroy, class_name: 'Ci::Commit'
+    has_many :commits, ->() { order('CASE WHEN ci_commits.committed_at IS NULL THEN 0 ELSE 1 END', :committed_at, :id) }, dependent: :destroy, class_name: 'Ci::Commit'
     has_many :builds, through: :commits, dependent: :destroy, class_name: 'Ci::Build'
     has_many :runner_projects, dependent: :destroy, class_name: 'Ci::RunnerProject'
     has_many :runners, through: :runner_projects, class_name: 'Ci::Runner'

app/views/ci/projects/edit.html.haml

 - if @project.generated_yaml_config
   %p.alert.alert-danger
-    CI Jobs are deprecated now, you can #{link_to "download", dumped_yaml_project_path(@project)} 
+    CI Jobs are deprecated now, you can #{link_to "download", dumped_yaml_ci_project(@project)}
     or
     %a.preview-yml{:href => "#yaml-content", "data-toggle" => "modal"} preview
     yaml file which is based on your old jobs.

db/migrate/20150916145038_add_index_for_committed_at_and_id.rb

+class AddIndexForCommittedAtAndId < ActiveRecord::Migration
+  def change
+    add_index :ci_commits, [:project_id, :committed_at, :id]
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20150914215247) do
+ActiveRecord::Schema.define(version: 20150916145038) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -118,6 +118,7 @@ ActiveRecord::Schema.define(version: 20150914215247) do
     t.datetime "committed_at"
   end
 
+  add_index "ci_commits", ["project_id", "committed_at", "id"], name: "index_ci_commits_on_project_id_and_committed_at_and_id", using: :btree
   add_index "ci_commits", ["project_id", "committed_at"], name: "index_ci_commits_on_project_id_and_committed_at", using: :btree
   add_index "ci_commits", ["project_id", "sha"], name: "index_ci_commits_on_project_id_and_sha", using: :btree
   add_index "ci_commits", ["project_id"], name: "index_ci_commits_on_project_id", using: :btree

lib/ci/api/helpers.rb

 module Ci
   module API
     module Helpers
+      UPDATE_RUNNER_EVERY = 60
+
       def authenticate_runners!
         forbidden! unless params[:token] == GitlabCi::REGISTRATION_TOKEN
       end

lib/ci/migrate/tags.rb

@@ -40,7 +40,7 @@ module Ci
         tags = ActiveRecord::Base.connection.select_all(
           'select ci_tags.name from ci_tags ' +
             'join ci_taggings on ci_tags.id = ci_taggings.tag_id ' +
-            "where taggable_type = #{ActiveRecord::Base::sanitize(type)} and taggable_id = #{ActiveRecord::Base::sanitize(id)} and context = \"tags\""
+            "where taggable_type = #{ActiveRecord::Base::sanitize(type)} and taggable_id = #{ActiveRecord::Base::sanitize(id)} and context = 'tags'"
         )
         tags.map { |tag| tag['name'] }
       end

public/ci/build-skipped.svg

+<svg xmlns="http://www.w3.org/2000/svg" width="97" height="20"><linearGradient id="b" x2="0" y2="100%"><stop offset="0" stop-color="#bbb" stop-opacity=".1"/><stop offset="1" stop-opacity=".1"/></linearGradient><mask id="a"><rect width="97" height="20" rx="3" fill="#fff"/></mask><g mask="url(#a)"><path fill="#555" d="M0 0h37v20H0z"/><path fill="#9f9f9f" d="M37 0h60v20H37z"/><path fill="url(#b)" d="M0 0h97v20H0z"/></g><g fill="#fff" text-anchor="middle" font-family="DejaVu Sans,Verdana,Geneva,sans-serif" font-size="11"><text x="18.5" y="15" fill="#010101" fill-opacity=".3">build</text><text x="18.5" y="14">build</text><text x="66" y="15" fill="#010101" fill-opacity=".3">skipped</text><text x="66" y="14">skipped</text></g></svg>
\ No newline at end of file

spec/models/ci/project_spec.rb

@@ -61,6 +61,24 @@ describe Ci::Project do
     end
   end
 
+  describe 'ordered commits' do
+    let(:project) { FactoryGirl.create :ci_project }
+
+    it 'returns ordered list of commits' do
+      commit1 = FactoryGirl.create :ci_commit, committed_at: 1.hour.ago, project: project
+      commit2 = FactoryGirl.create :ci_commit, committed_at: 2.hour.ago, project: project
+      expect(project.commits).to eq([commit2, commit1])
+    end
+
+    it 'returns commits ordered by committed_at and id, with nulls last' do
+      commit1 = FactoryGirl.create :ci_commit, committed_at: 1.hour.ago, project: project
+      commit2 = FactoryGirl.create :ci_commit, committed_at: nil, project: project
+      commit3 = FactoryGirl.create :ci_commit, committed_at: 2.hour.ago, project: project
+      commit4 = FactoryGirl.create :ci_commit, committed_at: nil, project: project
+      expect(project.commits).to eq([commit2, commit4, commit3, commit1])
+    end
+  end
+
   context :valid_project do
     let(:project) { FactoryGirl.create :ci_project }