Squashed commit of the following:

commit 9d9594ba20097dc4598f7eb42a9f9d78d73eae54
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Sep 13 20:18:31 2018 +0900

    Cancel scheduled jobs

commit f31c7172e07a9eb03b58c1e62eaa18cda4064aa6
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Sep 13 11:18:42 2018 +0900

    Add Ci::BuildSchedule

commit fb6b3ca638f40f9e1ee38b1fdd892bda4f6fede7
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Wed Sep 12 20:02:50 2018 +0900

    Scheduled jobs

app/models/ci/build.rb

@@ -22,6 +22,7 @@ module Ci
     }.freeze
 
     has_one :last_deployment, -> { order('deployments.id DESC') }, as: :deployable, class_name: 'Deployment'
+    has_one :build_schedule, class_name: 'Ci::BuildSchedule', foreign_key: :build_id
     has_many :trace_sections, class_name: 'Ci::BuildTraceSection'
     has_many :trace_chunks, class_name: 'Ci::BuildTraceChunk', foreign_key: :build_id
 
@@ -184,6 +185,12 @@ module Ci
         end
       end
 
+      after_transition any => [:manual] do |build|
+        build.run_after_commit do
+          build.schedule_delayed_execution
+        end
+      end
+
       before_transition any => [:failed] do |build|
         next unless build.project
         next if build.retries_max.zero?
@@ -229,6 +236,20 @@ module Ci
       action? && (manual? || retryable?)
     end
 
+    def autoplay?
+      manual? && options[:autoplay_in].present?
+    end
+
+    def autoplay_at
+      ChronicDuration.parse(options[:autoplay_in])&.seconds&.from_now
+    end
+
+    def schedule_delayed_execution
+      return unless autoplay?
+
+      create_build_schedule!(execute_at: autoplay_at)
+    end
+
     def action?
       self.when == 'manual'
     end

app/models/ci/build_schedule.rb

+# frozen_string_literal: true
+
+module Ci
+  class BuildSchedule < ActiveRecord::Base
+    extend Gitlab::Ci::Model
+    include Importable
+    include AfterCommitQueue
+
+    belongs_to :build
+
+    after_create :schedule, unless: :importing?
+
+    def execute_in
+      self.execute_at - Time.now
+    end
+
+    private
+
+    def schedule
+      run_after_commit do
+        Ci::BuildScheduleWorker.perform_at(self.execute_at, self.build_id)
+      end
+    end
+  end
+end

app/models/concerns/has_status.rb

@@ -92,7 +92,8 @@ module HasStatus
     scope :failed_or_canceled, -> { where(status: [:failed, :canceled]) }
 
     scope :cancelable, -> do
-      where(status: [:running, :pending, :created])
+      where("status IN ('running', 'pending', 'created') OR " \
+            "(status = 'manual' AND EXISTS (select 1 from ci_build_schedules where ci_builds.id = ci_build_schedules.build_id))")
     end
   end
 

app/workers/all_queues.yml

@@ -60,6 +60,7 @@
 - pipeline_default:build_trace_sections
 - pipeline_default:pipeline_metrics
 - pipeline_default:pipeline_notification
+- pipeline_default:ci_build_schedule
 - pipeline_hooks:build_hooks
 - pipeline_hooks:pipeline_hooks
 - pipeline_processing:build_finished

app/workers/build_finished_worker.rb

@@ -9,6 +9,7 @@ class BuildFinishedWorker
   # rubocop: disable CodeReuse/ActiveRecord
   def perform(build_id)
     Ci::Build.find_by(id: build_id).try do |build|
+      build&.build_schedule&.delete
       # We execute that in sync as this access the files in order to access local file, and reduce IO
       BuildTraceSectionsWorker.new.perform(build.id)
       BuildCoverageWorker.new.perform(build.id)

app/workers/ci/build_schedule_worker.rb

+# frozen_string_literal: true
+
+module Ci
+  class BuildScheduleWorker
+    include ApplicationWorker
+    include PipelineQueue
+
+    def perform(build_id)
+      ::Ci::Build.preload(:build_schedule).find_by(id: build_id).try do |build|
+        break unless build.build_schedule.present?
+
+        Ci::PlayBuildService.new(build.project, build.user).execute(build)
+      end
+    end
+  end
+end

db/migrate/20180913102839_create_build_schedules.rb

+# frozen_string_literal: true
+
+class CreateBuildSchedules < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  def change
+    create_table :ci_build_schedules, id: :bigserial do |t|
+      t.integer :build_id, null: false
+      t.datetime :execute_at, null: false
+
+      t.foreign_key :ci_builds, column: :build_id, on_delete: :cascade
+      t.index :build_id, unique: true
+    end
+  end
+end

db/schema.rb

@@ -260,6 +260,13 @@ ActiveRecord::Schema.define(version: 20180924141949) do
 
   add_index "chat_teams", ["namespace_id"], name: "index_chat_teams_on_namespace_id", unique: true, using: :btree
 
+  create_table "ci_build_schedules", id: :bigserial, force: :cascade do |t|
+    t.integer "build_id", null: false
+    t.datetime "execute_at", null: false
+  end
+
+  add_index "ci_build_schedules", ["build_id"], name: "index_ci_build_schedules_on_build_id", unique: true, using: :btree
+
   create_table "ci_build_trace_chunks", id: :bigserial, force: :cascade do |t|
     t.integer "build_id", null: false
     t.integer "chunk_index", null: false
@@ -2288,6 +2295,7 @@ ActiveRecord::Schema.define(version: 20180924141949) do
   add_foreign_key "boards", "namespaces", column: "group_id", on_delete: :cascade
   add_foreign_key "boards", "projects", name: "fk_f15266b5f9", on_delete: :cascade
   add_foreign_key "chat_teams", "namespaces", on_delete: :cascade
+  add_foreign_key "ci_build_schedules", "ci_builds", column: "build_id", on_delete: :cascade
   add_foreign_key "ci_build_trace_chunks", "ci_builds", column: "build_id", on_delete: :cascade
   add_foreign_key "ci_build_trace_section_names", "projects", on_delete: :cascade
   add_foreign_key "ci_build_trace_sections", "ci_build_trace_section_names", column: "section_name_id", name: "fk_264e112c66", on_delete: :cascade

lib/gitlab/ci/config/entry/job.rb

@@ -10,7 +10,7 @@ module Gitlab
           include Attributable
 
           ALLOWED_KEYS = %i[tags script only except type image services
-                            allow_failure type stage when artifacts cache
+                            allow_failure type stage when autoplay_in artifacts cache
                             dependencies before_script after_script variables
                             environment coverage retry extends].freeze
 
@@ -34,6 +34,14 @@ module Gitlab
 
               validates :dependencies, array_of_strings: true
               validates :extends, type: String
+
+              with_options if: :manual_action? do
+                validates :autoplay_in, duration: true, allow_nil: true
+              end
+
+              with_options unless: :manual_action? do
+                validates :autoplay_in, presence: false
+              end
             end
           end
 
@@ -84,7 +92,7 @@ module Gitlab
                   :artifacts, :commands, :environment, :coverage, :retry
 
           attributes :script, :tags, :allow_failure, :when, :dependencies,
-                     :retry, :extends
+                     :retry, :extends, :autoplay_in
 
           def compose!(deps = nil)
             super do

lib/gitlab/ci/status/build/factory.rb

@@ -5,6 +5,7 @@ module Gitlab
         class Factory < Status::Factory
           def self.extended_statuses
             [[Status::Build::Erased,
+              Status::Build::ManualWithAutoPlay,
               Status::Build::Manual,
               Status::Build::Canceled,
               Status::Build::Created,

lib/gitlab/ci/status/build/manual_with_auto_play.rb

+module Gitlab
+  module Ci
+    module Status
+      module Build
+        class ManualWithAutoPlay < Status::Extended
+          ###
+          # TODO: Those are random values. We have to fix accoding to the UX review
+          ###
+
+          ###
+          # Core override
+          ###
+          def text
+            s_('CiStatusText|scheduled')
+          end
+
+          def label
+            s_('CiStatusLabel|scheduled')
+          end
+
+          def icon
+            'timer'
+          end
+
+          def favicon
+            'favicon_status_manual_with_auto_play'
+          end
+
+          ###
+          # Extension override
+          ###
+          def illustration
+            {
+              image: 'illustrations/canceled-job_empty.svg',
+              size: 'svg-394',
+              title: _('This job is a scheduled job with manual actions!'),
+              content: _('auto playyyyyyyyyyyyyy! This job depends on a user to trigger its process. Often they are used to deploy code to production environments')
+            }
+          end
+
+          def status_tooltip
+            @status.status_tooltip + " (scheulded) : Execute in #{subject.build_schedule.execute_in.round} sec"
+          end
+
+          def self.matches?(build, user)
+            build.autoplay? && !build.canceled?
+          end
+        end
+      end
+    end
+  end
+end

lib/gitlab/ci/yaml_processor.rb

@@ -49,7 +49,8 @@ module Gitlab
             script: job[:script],
             after_script: job[:after_script],
             environment: job[:environment],
-            retry: job[:retry]
+            retry: job[:retry],
+            autoplay_in: job[:autoplay_in],
           }.compact }
       end