From c256a37d99e325303296baef6faf7ade65322528 Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Thu, 28 Aug 2025 15:18:49 +0200
Subject: [PATCH 01/22] Add allowed time window for scheduled pipelines

---
 app/models/ci/pipeline.rb                     |  8 ++++++
 .../atomic_processing_service.rb              |  4 +++
 .../atomic_processing_service_spec.rb         | 27 +++++++++++++++++++
 3 files changed, 39 insertions(+)

diff --git a/app/models/ci/pipeline.rb b/app/models/ci/pipeline.rb
index 72d4097a945a10..b6f2e369ecf5b0 100644
--- a/app/models/ci/pipeline.rb
+++ b/app/models/ci/pipeline.rb
@@ -897,6 +897,14 @@ def needs_processing?
         .exists?
     end
 
+    def within_scheduled_window_after_creation?
+      # TODO: get this window from the associated pipeline schedule
+      # Make it configurable for the customer
+      window = 2.days
+
+      (created_at + window).future?
+    end
+
     def has_yaml_errors?
       yaml_errors.present?
     end
diff --git a/app/services/ci/pipeline_processing/atomic_processing_service.rb b/app/services/ci/pipeline_processing/atomic_processing_service.rb
index 9484c5b0ffe818..e70b00910b2c88 100644
--- a/app/services/ci/pipeline_processing/atomic_processing_service.rb
+++ b/app/services/ci/pipeline_processing/atomic_processing_service.rb
@@ -19,6 +19,10 @@ def initialize(pipeline)
       def execute
         return unless pipeline.needs_processing?
 
+        if pipeline.scheduled? && !pipeline.within_scheduled_window_after_creation?
+          pipeline.skip
+          return
+        end
         # Run the process only if we can obtain an exclusive lease; returns nil if lease is unavailable
         success = try_obtain_lease { process! }
 
diff --git a/spec/services/ci/pipeline_processing/atomic_processing_service_spec.rb b/spec/services/ci/pipeline_processing/atomic_processing_service_spec.rb
index fef18cd2cdb7cb..2b681ca1d2cd33 100644
--- a/spec/services/ci/pipeline_processing/atomic_processing_service_spec.rb
+++ b/spec/services/ci/pipeline_processing/atomic_processing_service_spec.rb
@@ -505,6 +505,33 @@ def event_on_pipeline(event)
           expect(pipeline.reload.status).to eq 'pending'
         end
       end
+
+      context 'when a delayed job is allowed to be automatically skipped' do
+        before do
+          create_build('delayed', **delayed_options, allow_failure: true, stage_idx: 0)
+          create_build('job', stage_idx: 1)
+
+          allow(Ci::BuildScheduleWorker).to receive(:perform_at)
+        end
+
+        it 'skips the pipeline when it is out of the window' do
+          travel_to 3.days.from_now do
+            expect(process_pipeline).to be_truthy
+            expect(builds_names_and_statuses).to eq({ delayed: 'scheduled' })
+            enqueue_scheduled('delayed')
+          end
+          expect(pipeline.reload.status).to eq 'skipped'
+        end
+
+        it 'does not skip the pipeline when it is out of the window' do
+          travel_to 1.day.from_now do
+            expect(process_pipeline).to be_truthy
+            expect(builds_names_and_statuses).to eq({ delayed: 'scheduled' })
+            enqueue_scheduled('delayed')
+          end
+          expect(pipeline.reload.status).to eq 'pending'
+        end
+      end
     end
 
     context 'when an exception is raised during a persistent ref creation' do
-- 
GitLab


From d9b14758b4623bc9b4848ae771194883640d19fc Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Thu, 28 Aug 2025 19:14:30 +0200
Subject: [PATCH 02/22] Extend and fix prevention of enqueuing for pipelines
 outside of window

---
 app/models/ci/pipeline.rb                     |  8 +++----
 app/models/ci/pipeline_schedule.rb            |  7 ++++++
 app/workers/run_pipeline_schedule_worker.rb   | 10 +++++++++
 ...ne_skip_window_to_ci_pipeline_schedules.rb |  9 ++++++++
 db/schema_migrations/20250828154201           |  1 +
 db/structure.sql                              |  1 +
 .../atomic_processing_service_spec.rb         |  3 +++
 .../run_pipeline_schedule_worker_spec.rb      | 22 +++++++++++++++++++
 8 files changed, 57 insertions(+), 4 deletions(-)
 create mode 100644 db/migrate/20250828154201_add_scheduled_pipeline_skip_window_to_ci_pipeline_schedules.rb
 create mode 100644 db/schema_migrations/20250828154201

diff --git a/app/models/ci/pipeline.rb b/app/models/ci/pipeline.rb
index b6f2e369ecf5b0..a8c1dcc33ea902 100644
--- a/app/models/ci/pipeline.rb
+++ b/app/models/ci/pipeline.rb
@@ -898,11 +898,11 @@ def needs_processing?
     end
 
     def within_scheduled_window_after_creation?
-      # TODO: get this window from the associated pipeline schedule
-      # Make it configurable for the customer
-      window = 2.days
+      return true unless pipeline_schedule
+      return true unless scheduled?
+      return true if pipeline_schedule.scheduled_pipeline_skip_window.to_i == 0
 
-      (created_at + window).future?
+      (created_at + pipeline_schedule.scheduled_pipeline_skip_window).future?
     end
 
     def has_yaml_errors?
diff --git a/app/models/ci/pipeline_schedule.rb b/app/models/ci/pipeline_schedule.rb
index e35b6e290bf1c3..d3b7196fe5ed48 100644
--- a/app/models/ci/pipeline_schedule.rb
+++ b/app/models/ci/pipeline_schedule.rb
@@ -142,6 +142,13 @@ def last_pipeline
       pipelines.last
     end
 
+    def within_window?(old_next_run_at)
+      return true if scheduled_pipeline_skip_window.to_i == 0
+
+      scheduled_pipeline_skip_window.to_i > 0 &&
+        (old_next_run_at + scheduled_pipeline_skip_window.to_i).past?
+    end
+
     private
 
     def ambiguous_ref?
diff --git a/app/workers/run_pipeline_schedule_worker.rb b/app/workers/run_pipeline_schedule_worker.rb
index f0bd5a262cd77d..c76d718e228595 100644
--- a/app/workers/run_pipeline_schedule_worker.rb
+++ b/app/workers/run_pipeline_schedule_worker.rb
@@ -19,8 +19,18 @@ def perform(schedule_id, user_id, options = {})
 
     return unless schedule_valid?(schedule, schedule_id, user, options)
 
+    old_next_run_at = schedule.next_run_at
+
     update_next_run_at_for(schedule) if options['scheduling']
 
+    unless schedule.within_window?(old_next_run_at)
+      message = 'Pipeline schedule runnable window exceeded.'
+      response = ServiceResponse.error(message: message)
+      log_error(schedule.id, message)
+
+      return response
+    end
+
     response = run_pipeline_schedule(schedule, user)
     log_error(schedule.id, response.message) if response&.error?
 
diff --git a/db/migrate/20250828154201_add_scheduled_pipeline_skip_window_to_ci_pipeline_schedules.rb b/db/migrate/20250828154201_add_scheduled_pipeline_skip_window_to_ci_pipeline_schedules.rb
new file mode 100644
index 00000000000000..6b7eaa1fd428c7
--- /dev/null
+++ b/db/migrate/20250828154201_add_scheduled_pipeline_skip_window_to_ci_pipeline_schedules.rb
@@ -0,0 +1,9 @@
+# frozen_string_literal: true
+
+class AddScheduledPipelineSkipWindowToCiPipelineSchedules < Gitlab::Database::Migration[2.3]
+  milestone '18.4'
+
+  def change
+    add_column :ci_pipeline_schedules, :scheduled_pipeline_skip_window, :integer, default: 0
+  end
+end
diff --git a/db/schema_migrations/20250828154201 b/db/schema_migrations/20250828154201
new file mode 100644
index 00000000000000..217d28f9ed3328
--- /dev/null
+++ b/db/schema_migrations/20250828154201
@@ -0,0 +1 @@
+ce599a8032f3d6ae743365703df3b41e1d120679b54c34ef0f24a88b26db4991
\ No newline at end of file
diff --git a/db/structure.sql b/db/structure.sql
index f81c3477eade48..27d55a42c1ed72 100644
--- a/db/structure.sql
+++ b/db/structure.sql
@@ -13251,6 +13251,7 @@ CREATE TABLE ci_pipeline_schedules (
     active boolean DEFAULT true,
     created_at timestamp without time zone,
     updated_at timestamp without time zone,
+    scheduled_pipeline_skip_window integer DEFAULT 0,
     CONSTRAINT check_4a0f7b994d CHECK ((project_id IS NOT NULL))
 );
 
diff --git a/spec/services/ci/pipeline_processing/atomic_processing_service_spec.rb b/spec/services/ci/pipeline_processing/atomic_processing_service_spec.rb
index 2b681ca1d2cd33..0d33a87d100db5 100644
--- a/spec/services/ci/pipeline_processing/atomic_processing_service_spec.rb
+++ b/spec/services/ci/pipeline_processing/atomic_processing_service_spec.rb
@@ -507,7 +507,10 @@ def event_on_pipeline(event)
       end
 
       context 'when a delayed job is allowed to be automatically skipped' do
+        let!(:project_pipeline_schedule) { create(:ci_pipeline_schedule, project: project, scheduled_pipeline_skip_window: 2.days) }
+
         before do
+          pipeline.update!(pipeline_schedule: project_pipeline_schedule)
           create_build('delayed', **delayed_options, allow_failure: true, stage_idx: 0)
           create_build('job', stage_idx: 1)
 
diff --git a/spec/workers/run_pipeline_schedule_worker_spec.rb b/spec/workers/run_pipeline_schedule_worker_spec.rb
index cbf837ac5dda34..5f57fff7e5e7c0 100644
--- a/spec/workers/run_pipeline_schedule_worker_spec.rb
+++ b/spec/workers/run_pipeline_schedule_worker_spec.rb
@@ -136,6 +136,28 @@
       end
     end
 
+    context "when pipeline is outside of allowed scheduled window" do
+      let(:error_response) do
+        instance_double(ServiceResponse,
+          error?: true,
+          success?: false,
+          message: 'Pipeline schedule runnable window exceeded.'
+        )
+      end
+
+      before do
+        pipeline_schedule.update!(next_run_at: 3.days.ago, scheduled_pipeline_skip_window: 1)
+        allow(ServiceResponse).to receive(:error)
+          .with(message: 'Pipeline schedule runnable window exceeded.')
+          .and_return(error_response)
+      end
+
+      it "returns the a timeout response" do
+        expect(worker.perform(pipeline_schedule.id,
+          user.id)).to eq(error_response)
+      end
+    end
+
     describe "#run_pipeline_schedule" do
       let(:create_pipeline_service) { instance_double(Ci::CreatePipelineService, execute: service_response) }
       let(:service_response) { instance_double(ServiceResponse, payload: pipeline, error?: false) }
-- 
GitLab


From 82c3c8dbc2d3070ac167af2e2a1245d1d5b9b9a0 Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Tue, 2 Sep 2025 14:39:07 +0200
Subject: [PATCH 03/22] Add validations for scheduled_pipeline_skip_window

---
 app/models/ci/pipeline_schedule.rb       |  1 +
 spec/models/ci/pipeline_schedule_spec.rb | 25 ++++++++++++++++++++++++
 2 files changed, 26 insertions(+)

diff --git a/app/models/ci/pipeline_schedule.rb b/app/models/ci/pipeline_schedule.rb
index d3b7196fe5ed48..e930dea9f0738a 100644
--- a/app/models/ci/pipeline_schedule.rb
+++ b/app/models/ci/pipeline_schedule.rb
@@ -44,6 +44,7 @@ class PipelineSchedule < Ci::ApplicationRecord
     validates :variables, nested_attributes_duplicates: true
     validates :inputs, nested_attributes_duplicates: { child_attributes: %i[name] }
     validates :project, presence: true
+    validates :scheduled_pipeline_skip_window, numericality: { greater_than_or_equal_to: 0 }, allow_nil: true
 
     validates :inputs, length: {
       maximum: Ci::Pipeline::INPUTS_LIMIT,
diff --git a/spec/models/ci/pipeline_schedule_spec.rb b/spec/models/ci/pipeline_schedule_spec.rb
index 878146fc40bdc2..a279b90c70cdc7 100644
--- a/spec/models/ci/pipeline_schedule_spec.rb
+++ b/spec/models/ci/pipeline_schedule_spec.rb
@@ -10,6 +10,7 @@
 
   it { is_expected.to belong_to(:project) }
   it { is_expected.to validate_presence_of(:project) }
+  it { is_expected.to validate_numericality_of(:scheduled_pipeline_skip_window) }
   it { is_expected.to belong_to(:owner) }
 
   it { is_expected.to have_many(:pipelines).dependent(:nullify) }
@@ -32,6 +33,30 @@
   end
 
   describe 'validations' do
+    it 'does allow nil value scheduled_pipeline_skip_window' do
+      pipeline_schedule = build(:ci_pipeline_schedule, scheduled_pipeline_skip_window: nil, project: project)
+
+      expect(pipeline_schedule).to be_valid
+    end
+
+    it 'does allow value greater 0 for scheduled_pipeline_skip_window' do
+      pipeline_schedule = build(:ci_pipeline_schedule, scheduled_pipeline_skip_window: 3600, project: project)
+
+      expect(pipeline_schedule).to be_valid
+    end
+
+    it 'does allow 0 for scheduled_pipeline_skip_window' do
+      pipeline_schedule = build(:ci_pipeline_schedule, scheduled_pipeline_skip_window: 0, project: project)
+
+      expect(pipeline_schedule).to be_valid
+    end
+
+    it 'does not allow negative values for scheduled_pipeline_skip_window' do
+      pipeline_schedule = build(:ci_pipeline_schedule, scheduled_pipeline_skip_window: -1, project: project)
+
+      expect(pipeline_schedule).not_to be_valid
+    end
+
     it 'does not allow invalid cron patterns' do
       pipeline_schedule = build(:ci_pipeline_schedule, cron: '0 0 0 * *', project: project)
 
-- 
GitLab


From eb31abef811ab11ad58825fab015ac7995f5f3ac Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Wed, 3 Sep 2025 16:35:14 +0200
Subject: [PATCH 04/22] Add front-end code for scheduled pipeline skip window

---
 .../components/pipeline_schedules_form.vue    | 27 +++++++++++++++++++
 .../get_pipeline_schedules.query.graphql      |  1 +
 .../projects/pipeline_schedules_controller.rb |  2 +-
 .../mutations/ci/pipeline_schedule/create.rb  |  3 +++
 .../mutations/ci/pipeline_schedule/update.rb  |  3 +++
 .../types/ci/pipeline_schedule_type.rb        |  3 +++
 doc/api/graphql/reference/_index.md           |  3 +++
 locale/gitlab.pot                             |  6 +++++
 8 files changed, 47 insertions(+), 1 deletion(-)

diff --git a/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue b/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue
index b8beba01915f01..a9b497a2b4adee 100644
--- a/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue
+++ b/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue
@@ -94,6 +94,7 @@ export default {
           this.cronTimezone = schedule.cronTimezone;
           this.savedInputs = schedule.inputs?.nodes || [];
           this.scheduleRef = schedule.ref || this.defaultBranch;
+          this.scheduledPipelineSkipWindow = schedule.scheduledPipelineSkipWindow;
           this.variables = variables.map((variable) => {
             return {
               id: variable.id,
@@ -119,6 +120,7 @@ export default {
       activated: true,
       cron: '',
       cronTimezone: '',
+      scheduledPipelineSkipWindow: null,
       description: '',
       pipelineInputs: [],
       savedInputs: [],
@@ -144,6 +146,7 @@ export default {
     createScheduleBtnText: s__('PipelineSchedules|Create pipeline schedule'),
     cancel: __('Cancel'),
     targetBranchTag: __('Select target branch or tag'),
+    scheduledPipelineSkipWindow: __('Scheduled pipeline skip window'),
     intervalPattern: s__('PipelineSchedules|Interval Pattern'),
 
     scheduleCreateError: s__(
@@ -157,6 +160,14 @@ export default {
     ),
   },
   computed: {
+    scheduledPipelineSkipWindowNumber: {
+      get() {
+        return this.scheduledPipelineSkipWindow;
+      },
+      set(value) {
+        this.scheduledPipelineSkipWindow = value !== '' ? Number(value) : null;
+      },
+    },
     dropdownTranslations() {
       return {
         dropdownHeader: this.$options.i18n.targetBranchTag,
@@ -215,6 +226,7 @@ export default {
               cronTimezone: this.cronTimezone,
               ref: this.scheduleRef,
               variables: this.preparedVariablesCreate,
+              scheduledPipelineSkipWindow: this.scheduledPipelineSkipWindow,
               active: this.activated,
               projectPath: this.projectPath,
               inputs: this.pipelineInputs,
@@ -246,6 +258,7 @@ export default {
               description: this.description,
               cron: this.cron,
               cronTimezone: this.cronTimezone,
+              scheduledPipelineSkipWindow: this.scheduledPipelineSkipWindow,
               ref: this.scheduleRef,
               variables: this.preparedVariablesUpdate,
               active: this.activated,
@@ -362,6 +375,20 @@ export default {
         class="gl-w-full"
       />
     </gl-form-group>
+    <!--Scheduled pipeline skip window-->
+    <gl-form-group
+      :label="$options.i18n.scheduledPipelineSkipWindow"
+      label-for="schedule-scheduled-pipeline-skip-window"
+      class="lg:gl-w-2/3"
+    >
+      <gl-form-input
+        id="schedule-scheduled-pipeline-skip-window"
+        v-model.number="scheduledPipelineSkipWindowNumber"
+        type="number"
+        :placeholder="__('Define a custom pipeline execution window (in seconds)')"
+        data-testid="schedule-scheduled-pipeline-skip-window"
+      />
+    </gl-form-group>
     <!--Pipeline inputs-->
     <pipeline-inputs-form
       :saved-inputs="savedInputs"
diff --git a/app/assets/javascripts/ci/pipeline_schedules/graphql/queries/get_pipeline_schedules.query.graphql b/app/assets/javascripts/ci/pipeline_schedules/graphql/queries/get_pipeline_schedules.query.graphql
index 8778093580721a..eabb91771cfbb8 100644
--- a/app/assets/javascripts/ci/pipeline_schedules/graphql/queries/get_pipeline_schedules.query.graphql
+++ b/app/assets/javascripts/ci/pipeline_schedules/graphql/queries/get_pipeline_schedules.query.graphql
@@ -53,6 +53,7 @@ query getPipelineSchedulesQuery(
         active
         nextRunAt
         realNextRun
+        scheduledPipelineSkipWindow
         owner {
           id
           username
diff --git a/app/controllers/projects/pipeline_schedules_controller.rb b/app/controllers/projects/pipeline_schedules_controller.rb
index f50be1957505dd..b099d4788fad16 100644
--- a/app/controllers/projects/pipeline_schedules_controller.rb
+++ b/app/controllers/projects/pipeline_schedules_controller.rb
@@ -96,7 +96,7 @@ def schedule
 
   def schedule_params
     params.require(:schedule)
-      .permit(:description, :cron, :cron_timezone, :ref, :active,
+      .permit(:description, :cron, :cron_timezone, :ref, :active, :scheduled_pipeline_skip_window,
         variables_attributes: [:id, :variable_type, :key, :secret_value, :_destroy])
   end
 
diff --git a/app/graphql/mutations/ci/pipeline_schedule/create.rb b/app/graphql/mutations/ci/pipeline_schedule/create.rb
index 6849719598b36c..0022478637d745 100644
--- a/app/graphql/mutations/ci/pipeline_schedule/create.rb
+++ b/app/graphql/mutations/ci/pipeline_schedule/create.rb
@@ -47,6 +47,9 @@ class Create < BaseMutation
           description: 'Inputs for the pipeline schedule.',
           experiment: { milestone: '17.10' }
 
+        argument :scheduled_pipeline_skip_window, GraphQL::Types::Int, required: false,
+          description: 'Scheduled pipeline skip window (in seconds).'
+
         field :pipeline_schedule,
           Types::Ci::PipelineScheduleType,
           description: 'Created pipeline schedule.'
diff --git a/app/graphql/mutations/ci/pipeline_schedule/update.rb b/app/graphql/mutations/ci/pipeline_schedule/update.rb
index b738dd464ff616..25e8652e52a20a 100644
--- a/app/graphql/mutations/ci/pipeline_schedule/update.rb
+++ b/app/graphql/mutations/ci/pipeline_schedule/update.rb
@@ -24,6 +24,9 @@ class Update < Base
                     For example: "Pacific Time (US & Canada)" (default: "UTC").
           STR
 
+        argument :scheduled_pipeline_skip_window, GraphQL::Types::Int, required: false,
+          description: 'Scheduled pipeline skip window (in seconds).'
+
         argument :ref, GraphQL::Types::String,
           required: false,
           description: 'Ref of the pipeline schedule.'
diff --git a/app/graphql/types/ci/pipeline_schedule_type.rb b/app/graphql/types/ci/pipeline_schedule_type.rb
index 0cdbf47df467a7..f0228c29674604 100644
--- a/app/graphql/types/ci/pipeline_schedule_type.rb
+++ b/app/graphql/types/ci/pipeline_schedule_type.rb
@@ -63,6 +63,9 @@ class PipelineScheduleType < BaseObject
         null: false,
         description: 'Cron notation for the schedule.'
 
+      field :scheduled_pipeline_skip_window, GraphQL::Types::Int, null: true,
+        description: 'Scheduled pipeline skip window (in seconds).'
+
       field :cron_timezone, GraphQL::Types::String,
         null: false,
         description: 'Timezone for the pipeline schedule.'
diff --git a/doc/api/graphql/reference/_index.md b/doc/api/graphql/reference/_index.md
index 2a776e60b2ab1d..fbd4a8b707ac43 100644
--- a/doc/api/graphql/reference/_index.md
+++ b/doc/api/graphql/reference/_index.md
@@ -10101,6 +10101,7 @@ Input type: `PipelineScheduleCreateInput`
 | <a id="mutationpipelineschedulecreateinputs"></a>`inputs` {{< icon name="warning-solid" >}} | [`[CiInputsInput!]`](#ciinputsinput) | **Deprecated**: **Status**: Experiment. Introduced in GitLab 17.10. |
 | <a id="mutationpipelineschedulecreateprojectpath"></a>`projectPath` | [`ID!`](#id) | Full path of the project the pipeline schedule is associated with. |
 | <a id="mutationpipelineschedulecreateref"></a>`ref` | [`String!`](#string) | Ref of the pipeline schedule. |
+| <a id="mutationpipelineschedulecreatescheduledpipelineskipwindow"></a>`scheduledPipelineSkipWindow` | [`Int`](#int) | Scheduled pipeline skip window (in seconds). |
 | <a id="mutationpipelineschedulecreatevariables"></a>`variables` | [`[PipelineScheduleVariableInput!]`](#pipelineschedulevariableinput) | Variables for the pipeline schedule. |
 
 #### Fields
@@ -10183,6 +10184,7 @@ Input type: `PipelineScheduleUpdateInput`
 | <a id="mutationpipelinescheduleupdateid"></a>`id` | [`CiPipelineScheduleID!`](#cipipelinescheduleid) | ID of the pipeline schedule to mutate. |
 | <a id="mutationpipelinescheduleupdateinputs"></a>`inputs` {{< icon name="warning-solid" >}} | [`[CiInputsInput!]`](#ciinputsinput) | **Deprecated**: **Status**: Experiment. Introduced in GitLab 17.11. |
 | <a id="mutationpipelinescheduleupdateref"></a>`ref` | [`String`](#string) | Ref of the pipeline schedule. |
+| <a id="mutationpipelinescheduleupdatescheduledpipelineskipwindow"></a>`scheduledPipelineSkipWindow` | [`Int`](#int) | Scheduled pipeline skip window (in seconds). |
 | <a id="mutationpipelinescheduleupdatevariables"></a>`variables` | [`[PipelineScheduleVariableInput!]`](#pipelineschedulevariableinput) | Variables for the pipeline schedule. |
 
 #### Fields
@@ -38173,6 +38175,7 @@ Represents a pipeline schedule.
 | <a id="pipelinescheduleref"></a>`ref` | [`String`](#string) | Ref of the pipeline schedule. |
 | <a id="pipelineschedulereffordisplay"></a>`refForDisplay` | [`String`](#string) | Git ref for the pipeline schedule. |
 | <a id="pipelineschedulerefpath"></a>`refPath` | [`String`](#string) | Path to the ref that triggered the pipeline. |
+| <a id="pipelineschedulescheduledpipelineskipwindow"></a>`scheduledPipelineSkipWindow` | [`Int`](#int) | Scheduled pipeline skip window (in seconds). |
 | <a id="pipelinescheduleupdatedat"></a>`updatedAt` | [`Time!`](#time) | Timestamp of when the pipeline schedule was last updated. |
 | <a id="pipelinescheduleuserpermissions"></a>`userPermissions` | [`PipelineSchedulePermissions!`](#pipelineschedulepermissions) | Permissions for the current user on the resource. |
 | <a id="pipelineschedulevariables"></a>`variables` | [`PipelineScheduleVariableConnection`](#pipelineschedulevariableconnection) | Pipeline schedule variables. (see [Connections](#connections)) |
diff --git a/locale/gitlab.pot b/locale/gitlab.pot
index 602843c478d8cb..78a7d67451523f 100644
--- a/locale/gitlab.pot
+++ b/locale/gitlab.pot
@@ -22103,6 +22103,9 @@ msgstr ""
 msgid "Define a custom pattern with cron syntax"
 msgstr ""
 
+msgid "Define a custom pipeline execution window (in seconds)"
+msgstr ""
+
 msgid "Define custom rules for what constitutes spam, independent of Akismet"
 msgstr ""
 
@@ -57090,6 +57093,9 @@ msgstr ""
 msgid "Scheduled a rebase of branch %{branch}."
 msgstr ""
 
+msgid "Scheduled pipeline skip window"
+msgstr ""
+
 msgid "Scheduled pipelines"
 msgstr ""
 
-- 
GitLab


From 2086c464b786c5b4f2126de80f7fd9e725fb260f Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Wed, 3 Sep 2025 18:28:21 +0200
Subject: [PATCH 05/22] Fix test

---
 spec/graphql/types/ci/pipeline_schedule_type_spec.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/spec/graphql/types/ci/pipeline_schedule_type_spec.rb b/spec/graphql/types/ci/pipeline_schedule_type_spec.rb
index f5c6c7ada730d7..a4ab26f99e2b9e 100644
--- a/spec/graphql/types/ci/pipeline_schedule_type_spec.rb
+++ b/spec/graphql/types/ci/pipeline_schedule_type_spec.rb
@@ -21,6 +21,7 @@
       forTag
       nextRunAt
       realNextRun
+      scheduledPipelineSkipWindow
       cron
       cronTimezone
       userPermissions
-- 
GitLab


From fecda8e0ad7e627de8e9af4c0126a6346c27462f Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Wed, 3 Sep 2025 18:51:50 +0200
Subject: [PATCH 06/22] Update jest specs

---
 .../components/pipeline_schedules_form_spec.js                  | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js b/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js
index 9e762265c759c7..4eaaea2785791d 100644
--- a/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js
+++ b/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js
@@ -323,6 +323,7 @@ describe('Pipeline schedules form', () => {
           cronTimezone: 'America/New_York',
           description: 'My schedule',
           projectPath: 'gitlab-org/gitlab',
+          scheduledPipelineSkipWindow: null,
           ref: 'main',
           variables: updatedVariables,
           inputs: updatedInputs,
@@ -501,6 +502,7 @@ describe('Pipeline schedules form', () => {
           cronTimezone: schedule.cronTimezone,
           id: schedule.id,
           ref: schedule.ref,
+          scheduledPipelineSkipWindow: null,
           description: 'Updated schedule',
           variables: updatedVariables,
           inputs: updatedInputs,
-- 
GitLab


From b7af7f99b1456d543b6a0127eafa015aa7cebf26 Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Wed, 3 Sep 2025 19:17:15 +0200
Subject: [PATCH 07/22] Fix jest specs

---
 spec/fixtures/api/schemas/pipeline_schedule.json               | 3 +++
 .../components/pipeline_schedules_form_spec.js                 | 2 +-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/spec/fixtures/api/schemas/pipeline_schedule.json b/spec/fixtures/api/schemas/pipeline_schedule.json
index 1a05770aacd131..70e23a142fe54a 100644
--- a/spec/fixtures/api/schemas/pipeline_schedule.json
+++ b/spec/fixtures/api/schemas/pipeline_schedule.json
@@ -16,6 +16,9 @@
     "cron_timezone": {
       "type": "string"
     },
+    "scheduledPipelineSkipWindow": {
+      "type": "integer"
+    },
     "next_run_at": {
       "type": "string"
     },
diff --git a/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js b/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js
index 4eaaea2785791d..e64f5709005611 100644
--- a/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js
+++ b/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js
@@ -502,7 +502,7 @@ describe('Pipeline schedules form', () => {
           cronTimezone: schedule.cronTimezone,
           id: schedule.id,
           ref: schedule.ref,
-          scheduledPipelineSkipWindow: null,
+          scheduledPipelineSkipWindow: 0,
           description: 'Updated schedule',
           variables: updatedVariables,
           inputs: updatedInputs,
-- 
GitLab


From 41c18007099cf8a4dfe4f84b207b3b4c3031bfe1 Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Wed, 3 Sep 2025 19:26:41 +0200
Subject: [PATCH 08/22] Run prettier

---
 spec/fixtures/api/schemas/pipeline_schedule.json | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/spec/fixtures/api/schemas/pipeline_schedule.json b/spec/fixtures/api/schemas/pipeline_schedule.json
index 70e23a142fe54a..446c94afa185b9 100644
--- a/spec/fixtures/api/schemas/pipeline_schedule.json
+++ b/spec/fixtures/api/schemas/pipeline_schedule.json
@@ -99,7 +99,10 @@
           "type": "string"
         },
         "public_email": {
-          "type": ["string", "null"]
+          "type": [
+            "string",
+            "null"
+          ]
         },
         "id": {
           "type": "integer"
-- 
GitLab


From 2122efee5484612bf31279d2a8927f5cdd8c7a94 Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Wed, 17 Sep 2025 14:36:48 +0200
Subject: [PATCH 09/22] Add description to pipeline execution window

---
 .../pipeline_schedules/components/pipeline_schedules_form.vue | 4 ++++
 locale/gitlab.pot                                             | 3 +++
 2 files changed, 7 insertions(+)

diff --git a/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue b/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue
index a9b497a2b4adee..3f334f51ec3f34 100644
--- a/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue
+++ b/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue
@@ -147,6 +147,7 @@ export default {
     cancel: __('Cancel'),
     targetBranchTag: __('Select target branch or tag'),
     scheduledPipelineSkipWindow: __('Scheduled pipeline skip window'),
+    scheduledPipelineSkipWindowDescription: s__('PipelineSchedules|Define a custom pipeline execution window that allows the pipeline to run for a given amount of time after its scheduled time. This window must be specified in seconds (86,400 seconds equal one day).'),
     intervalPattern: s__('PipelineSchedules|Interval Pattern'),
 
     scheduleCreateError: s__(
@@ -381,6 +382,9 @@ export default {
       label-for="schedule-scheduled-pipeline-skip-window"
       class="lg:gl-w-2/3"
     >
+    <p class="gl-mb-3 gl-mt-0 gl-text-subtle">
+      {{ $options.i18n.scheduledPipelineSkipWindowDescription }}
+    </p>
       <gl-form-input
         id="schedule-scheduled-pipeline-skip-window"
         v-model.number="scheduledPipelineSkipWindowNumber"
diff --git a/locale/gitlab.pot b/locale/gitlab.pot
index 78a7d67451523f..760413d00621f0 100644
--- a/locale/gitlab.pot
+++ b/locale/gitlab.pot
@@ -47616,6 +47616,9 @@ msgstr ""
 msgid "PipelineSchedules|Cron timezone"
 msgstr ""
 
+msgid "PipelineSchedules|Define a custom pipeline execution window that allows the pipeline to run for a given amount of time after its scheduled time. This window must be specified in seconds (86,400 seconds equal one day)."
+msgstr ""
+
 msgid "PipelineSchedules|Delete scheduled pipeline"
 msgstr ""
 
-- 
GitLab


From 92c459a3322ff47e96cc292ea5c5eda8c312af37 Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Wed, 17 Sep 2025 14:48:31 +0200
Subject: [PATCH 10/22] Run prettier

---
 .../components/pipeline_schedules_form.vue             | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue b/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue
index 3f334f51ec3f34..f973674dc04e6b 100644
--- a/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue
+++ b/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue
@@ -147,7 +147,9 @@ export default {
     cancel: __('Cancel'),
     targetBranchTag: __('Select target branch or tag'),
     scheduledPipelineSkipWindow: __('Scheduled pipeline skip window'),
-    scheduledPipelineSkipWindowDescription: s__('PipelineSchedules|Define a custom pipeline execution window that allows the pipeline to run for a given amount of time after its scheduled time. This window must be specified in seconds (86,400 seconds equal one day).'),
+    scheduledPipelineSkipWindowDescription: s__(
+      'PipelineSchedules|Define a custom pipeline execution window that allows the pipeline to run for a given amount of time after its scheduled time. This window must be specified in seconds (86,400 seconds equal one day).',
+    ),
     intervalPattern: s__('PipelineSchedules|Interval Pattern'),
 
     scheduleCreateError: s__(
@@ -382,9 +384,9 @@ export default {
       label-for="schedule-scheduled-pipeline-skip-window"
       class="lg:gl-w-2/3"
     >
-    <p class="gl-mb-3 gl-mt-0 gl-text-subtle">
-      {{ $options.i18n.scheduledPipelineSkipWindowDescription }}
-    </p>
+      <p class="gl-mb-3 gl-mt-0 gl-text-subtle">
+        {{ $options.i18n.scheduledPipelineSkipWindowDescription }}
+      </p>
       <gl-form-input
         id="schedule-scheduled-pipeline-skip-window"
         v-model.number="scheduledPipelineSkipWindowNumber"
-- 
GitLab


From a5fb45a63ddc36233b739dc4a79946a71457d9f1 Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Thu, 18 Sep 2025 10:16:40 +0200
Subject: [PATCH 11/22] Add ff to derisk pipeline execution based on possible
 window

---
 .../atomic_processing_service.rb                |  3 ++-
 app/workers/run_pipeline_schedule_worker.rb     |  4 ++--
 .../scheduled_pipline_skip_window.yml           | 10 ++++++++++
 .../atomic_processing_service_spec.rb           | 17 ++++++++++++++++-
 4 files changed, 30 insertions(+), 4 deletions(-)
 create mode 100644 config/feature_flags/gitlab_com_derisk/scheduled_pipline_skip_window.yml

diff --git a/app/services/ci/pipeline_processing/atomic_processing_service.rb b/app/services/ci/pipeline_processing/atomic_processing_service.rb
index e70b00910b2c88..9ead392a2d01a1 100644
--- a/app/services/ci/pipeline_processing/atomic_processing_service.rb
+++ b/app/services/ci/pipeline_processing/atomic_processing_service.rb
@@ -19,7 +19,8 @@ def initialize(pipeline)
       def execute
         return unless pipeline.needs_processing?
 
-        if pipeline.scheduled? && !pipeline.within_scheduled_window_after_creation?
+        if Feature.enabled?(:scheduled_pipline_skip_window,
+          pipeline.project) && (pipeline.scheduled? && !pipeline.within_scheduled_window_after_creation?)
           pipeline.skip
           return
         end
diff --git a/app/workers/run_pipeline_schedule_worker.rb b/app/workers/run_pipeline_schedule_worker.rb
index c76d718e228595..beb4dad545fe39 100644
--- a/app/workers/run_pipeline_schedule_worker.rb
+++ b/app/workers/run_pipeline_schedule_worker.rb
@@ -19,11 +19,11 @@ def perform(schedule_id, user_id, options = {})
 
     return unless schedule_valid?(schedule, schedule_id, user, options)
 
-    old_next_run_at = schedule.next_run_at
+    old_next_run_at = schedule.next_run_at if Feature.enabled?(:scheduled_pipline_skip_window, schedule.project)
 
     update_next_run_at_for(schedule) if options['scheduling']
 
-    unless schedule.within_window?(old_next_run_at)
+    if Feature.enabled?(:scheduled_pipline_skip_window, schedule.project) && !schedule.within_window?(old_next_run_at)
       message = 'Pipeline schedule runnable window exceeded.'
       response = ServiceResponse.error(message: message)
       log_error(schedule.id, message)
diff --git a/config/feature_flags/gitlab_com_derisk/scheduled_pipline_skip_window.yml b/config/feature_flags/gitlab_com_derisk/scheduled_pipline_skip_window.yml
new file mode 100644
index 00000000000000..7d447f788bc1b0
--- /dev/null
+++ b/config/feature_flags/gitlab_com_derisk/scheduled_pipline_skip_window.yml
@@ -0,0 +1,10 @@
+---
+name: scheduled_pipline_skip_window
+description:
+feature_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/539393
+introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/202610
+rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/571092
+milestone: '18.4'
+group: group::pipeline execution
+type: gitlab_com_derisk
+default_enabled: false
diff --git a/spec/services/ci/pipeline_processing/atomic_processing_service_spec.rb b/spec/services/ci/pipeline_processing/atomic_processing_service_spec.rb
index 0d33a87d100db5..3b2aeb15c215f0 100644
--- a/spec/services/ci/pipeline_processing/atomic_processing_service_spec.rb
+++ b/spec/services/ci/pipeline_processing/atomic_processing_service_spec.rb
@@ -526,7 +526,7 @@ def event_on_pipeline(event)
           expect(pipeline.reload.status).to eq 'skipped'
         end
 
-        it 'does not skip the pipeline when it is out of the window' do
+        it 'does not skip the pipeline when it within the window' do
           travel_to 1.day.from_now do
             expect(process_pipeline).to be_truthy
             expect(builds_names_and_statuses).to eq({ delayed: 'scheduled' })
@@ -534,6 +534,21 @@ def event_on_pipeline(event)
           end
           expect(pipeline.reload.status).to eq 'pending'
         end
+
+        context 'when derisk feature flag is disabled' do
+          before do
+            stub_feature_flags(scheduled_pipline_skip_window: false)
+          end
+
+          it 'does not skip the pipeline when it is out of the window' do
+            travel_to 3.days.from_now do
+              expect(process_pipeline).to be_truthy
+              expect(builds_names_and_statuses).to eq({ delayed: 'scheduled' })
+              enqueue_scheduled('delayed')
+            end
+            expect(pipeline.reload.status).to eq 'pending'
+          end
+        end
       end
     end
 
-- 
GitLab


From f94747e13caf4cdd0c08857110bdc7b8574a5339 Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Fri, 19 Sep 2025 08:16:25 +0200
Subject: [PATCH 12/22] Fix pipeline typo

---
 .../ci/pipeline_processing/atomic_processing_service.rb       | 2 +-
 app/workers/run_pipeline_schedule_worker.rb                   | 4 ++--
 ...ine_skip_window.yml => scheduled_pipeline_skip_window.yml} | 2 +-
 .../ci/pipeline_processing/atomic_processing_service_spec.rb  | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)
 rename config/feature_flags/gitlab_com_derisk/{scheduled_pipline_skip_window.yml => scheduled_pipeline_skip_window.yml} (90%)

diff --git a/app/services/ci/pipeline_processing/atomic_processing_service.rb b/app/services/ci/pipeline_processing/atomic_processing_service.rb
index 9ead392a2d01a1..e9c06da87fcd69 100644
--- a/app/services/ci/pipeline_processing/atomic_processing_service.rb
+++ b/app/services/ci/pipeline_processing/atomic_processing_service.rb
@@ -19,7 +19,7 @@ def initialize(pipeline)
       def execute
         return unless pipeline.needs_processing?
 
-        if Feature.enabled?(:scheduled_pipline_skip_window,
+        if Feature.enabled?(:scheduled_pipeline_skip_window,
           pipeline.project) && (pipeline.scheduled? && !pipeline.within_scheduled_window_after_creation?)
           pipeline.skip
           return
diff --git a/app/workers/run_pipeline_schedule_worker.rb b/app/workers/run_pipeline_schedule_worker.rb
index beb4dad545fe39..0bb1392e625b0c 100644
--- a/app/workers/run_pipeline_schedule_worker.rb
+++ b/app/workers/run_pipeline_schedule_worker.rb
@@ -19,11 +19,11 @@ def perform(schedule_id, user_id, options = {})
 
     return unless schedule_valid?(schedule, schedule_id, user, options)
 
-    old_next_run_at = schedule.next_run_at if Feature.enabled?(:scheduled_pipline_skip_window, schedule.project)
+    old_next_run_at = schedule.next_run_at if Feature.enabled?(:scheduled_pipeline_skip_window, schedule.project)
 
     update_next_run_at_for(schedule) if options['scheduling']
 
-    if Feature.enabled?(:scheduled_pipline_skip_window, schedule.project) && !schedule.within_window?(old_next_run_at)
+    if Feature.enabled?(:scheduled_pipeline_skip_window, schedule.project) && !schedule.within_window?(old_next_run_at)
       message = 'Pipeline schedule runnable window exceeded.'
       response = ServiceResponse.error(message: message)
       log_error(schedule.id, message)
diff --git a/config/feature_flags/gitlab_com_derisk/scheduled_pipline_skip_window.yml b/config/feature_flags/gitlab_com_derisk/scheduled_pipeline_skip_window.yml
similarity index 90%
rename from config/feature_flags/gitlab_com_derisk/scheduled_pipline_skip_window.yml
rename to config/feature_flags/gitlab_com_derisk/scheduled_pipeline_skip_window.yml
index 7d447f788bc1b0..9c54831b4486e8 100644
--- a/config/feature_flags/gitlab_com_derisk/scheduled_pipline_skip_window.yml
+++ b/config/feature_flags/gitlab_com_derisk/scheduled_pipeline_skip_window.yml
@@ -1,5 +1,5 @@
 ---
-name: scheduled_pipline_skip_window
+name: scheduled_pipeline_skip_window
 description:
 feature_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/539393
 introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/202610
diff --git a/spec/services/ci/pipeline_processing/atomic_processing_service_spec.rb b/spec/services/ci/pipeline_processing/atomic_processing_service_spec.rb
index 3b2aeb15c215f0..fee70153c1e652 100644
--- a/spec/services/ci/pipeline_processing/atomic_processing_service_spec.rb
+++ b/spec/services/ci/pipeline_processing/atomic_processing_service_spec.rb
@@ -537,7 +537,7 @@ def event_on_pipeline(event)
 
         context 'when derisk feature flag is disabled' do
           before do
-            stub_feature_flags(scheduled_pipline_skip_window: false)
+            stub_feature_flags(scheduled_pipeline_skip_window: false)
           end
 
           it 'does not skip the pipeline when it is out of the window' do
-- 
GitLab


From fe3529978df66f93813663283f21aa03c08e6fc8 Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Fri, 19 Sep 2025 09:20:21 +0200
Subject: [PATCH 13/22] Fix within_window logic

---
 app/models/ci/pipeline_schedule.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/models/ci/pipeline_schedule.rb b/app/models/ci/pipeline_schedule.rb
index e930dea9f0738a..881254f3b73389 100644
--- a/app/models/ci/pipeline_schedule.rb
+++ b/app/models/ci/pipeline_schedule.rb
@@ -147,7 +147,7 @@ def within_window?(old_next_run_at)
       return true if scheduled_pipeline_skip_window.to_i == 0
 
       scheduled_pipeline_skip_window.to_i > 0 &&
-        (old_next_run_at + scheduled_pipeline_skip_window.to_i).past?
+        (old_next_run_at + scheduled_pipeline_skip_window.to_i).future?
     end
 
     private
-- 
GitLab


From 530959e1a3dfe00e06ad676cf8cc88feee8c9326 Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Fri, 19 Sep 2025 09:36:46 +0200
Subject: [PATCH 14/22] Set migration default to nil

---
 ...d_scheduled_pipeline_skip_window_to_ci_pipeline_schedules.rb | 2 +-
 db/structure.sql                                                | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/db/migrate/20250828154201_add_scheduled_pipeline_skip_window_to_ci_pipeline_schedules.rb b/db/migrate/20250828154201_add_scheduled_pipeline_skip_window_to_ci_pipeline_schedules.rb
index 6b7eaa1fd428c7..6939bb53c559e2 100644
--- a/db/migrate/20250828154201_add_scheduled_pipeline_skip_window_to_ci_pipeline_schedules.rb
+++ b/db/migrate/20250828154201_add_scheduled_pipeline_skip_window_to_ci_pipeline_schedules.rb
@@ -4,6 +4,6 @@ class AddScheduledPipelineSkipWindowToCiPipelineSchedules < Gitlab::Database::Mi
   milestone '18.4'
 
   def change
-    add_column :ci_pipeline_schedules, :scheduled_pipeline_skip_window, :integer, default: 0
+    add_column :ci_pipeline_schedules, :scheduled_pipeline_skip_window, :integer, default: nil
   end
 end
diff --git a/db/structure.sql b/db/structure.sql
index 27d55a42c1ed72..732dbdc572795a 100644
--- a/db/structure.sql
+++ b/db/structure.sql
@@ -13251,7 +13251,7 @@ CREATE TABLE ci_pipeline_schedules (
     active boolean DEFAULT true,
     created_at timestamp without time zone,
     updated_at timestamp without time zone,
-    scheduled_pipeline_skip_window integer DEFAULT 0,
+    scheduled_pipeline_skip_window integer,
     CONSTRAINT check_4a0f7b994d CHECK ((project_id IS NOT NULL))
 );
 
-- 
GitLab


From 53d620fc08758fbb538a0df1c0847d286373fe93 Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Fri, 19 Sep 2025 10:23:48 +0200
Subject: [PATCH 15/22] Fix frontend fixture after migration change

---
 .../components/pipeline_schedules_form_spec.js                  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js b/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js
index e64f5709005611..4eaaea2785791d 100644
--- a/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js
+++ b/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js
@@ -502,7 +502,7 @@ describe('Pipeline schedules form', () => {
           cronTimezone: schedule.cronTimezone,
           id: schedule.id,
           ref: schedule.ref,
-          scheduledPipelineSkipWindow: 0,
+          scheduledPipelineSkipWindow: null,
           description: 'Updated schedule',
           variables: updatedVariables,
           inputs: updatedInputs,
-- 
GitLab


From 6fa3bebe0dba1f05106ea2ec4b82e4ca66e84d76 Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Fri, 19 Sep 2025 11:01:34 +0200
Subject: [PATCH 16/22] Fix within_window  spec

---
 spec/workers/run_pipeline_schedule_worker_spec.rb | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/spec/workers/run_pipeline_schedule_worker_spec.rb b/spec/workers/run_pipeline_schedule_worker_spec.rb
index 5f57fff7e5e7c0..146811740e0f47 100644
--- a/spec/workers/run_pipeline_schedule_worker_spec.rb
+++ b/spec/workers/run_pipeline_schedule_worker_spec.rb
@@ -146,10 +146,11 @@
       end
 
       before do
-        pipeline_schedule.update!(next_run_at: 3.days.ago, scheduled_pipeline_skip_window: 1)
+        pipeline_schedule.update!(scheduled_pipeline_skip_window: 1)
         allow(ServiceResponse).to receive(:error)
           .with(message: 'Pipeline schedule runnable window exceeded.')
           .and_return(error_response)
+        allow(Time).to receive(:now).and_return(Time.now.utc + 30.days)
       end
 
       it "returns the a timeout response" do
-- 
GitLab


From 7c14d9436a0a49f578730b84d9fd3da9999dcbf1 Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Fri, 19 Sep 2025 16:11:41 +0200
Subject: [PATCH 17/22] Apply 1 suggestion(s) to 1 file(s)

Co-authored-by: Florian Jedelhauser <fjedelhauser@gitlab.com>
---
 app/models/ci/pipeline.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/models/ci/pipeline.rb b/app/models/ci/pipeline.rb
index a8c1dcc33ea902..95589cfe7a47d5 100644
--- a/app/models/ci/pipeline.rb
+++ b/app/models/ci/pipeline.rb
@@ -902,7 +902,7 @@ def within_scheduled_window_after_creation?
       return true unless scheduled?
       return true if pipeline_schedule.scheduled_pipeline_skip_window.to_i == 0
 
-      (created_at + pipeline_schedule.scheduled_pipeline_skip_window).future?
+      (created_at + pipeline_schedule.scheduled_pipeline_skip_window.to_i).future?
     end
 
     def has_yaml_errors?
-- 
GitLab


From 36df8adb6435ed1ca6eb5af0eff3e588d3c05b44 Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Fri, 19 Sep 2025 16:48:13 +0200
Subject: [PATCH 18/22] Remove redundant check for scheduled state

---
 .../ci/pipeline_processing/atomic_processing_service.rb         | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/services/ci/pipeline_processing/atomic_processing_service.rb b/app/services/ci/pipeline_processing/atomic_processing_service.rb
index e9c06da87fcd69..a0f4474f57c82f 100644
--- a/app/services/ci/pipeline_processing/atomic_processing_service.rb
+++ b/app/services/ci/pipeline_processing/atomic_processing_service.rb
@@ -20,7 +20,7 @@ def execute
         return unless pipeline.needs_processing?
 
         if Feature.enabled?(:scheduled_pipeline_skip_window,
-          pipeline.project) && (pipeline.scheduled? && !pipeline.within_scheduled_window_after_creation?)
+          pipeline.project) && !pipeline.within_scheduled_window_after_creation?
           pipeline.skip
           return
         end
-- 
GitLab


From 3275c2908e0db9fb8e059e50d6dc106293aed201 Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Fri, 19 Sep 2025 17:32:14 +0200
Subject: [PATCH 19/22] Remove frontend part to split this into two MRs

---
 .../components/pipeline_schedules_form.vue    | 33 -------------------
 .../get_pipeline_schedules.query.graphql      |  1 -
 .../api/schemas/pipeline_schedule.json        |  3 --
 .../pipeline_schedules_form_spec.js           |  2 --
 4 files changed, 39 deletions(-)

diff --git a/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue b/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue
index f973674dc04e6b..b8beba01915f01 100644
--- a/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue
+++ b/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue
@@ -94,7 +94,6 @@ export default {
           this.cronTimezone = schedule.cronTimezone;
           this.savedInputs = schedule.inputs?.nodes || [];
           this.scheduleRef = schedule.ref || this.defaultBranch;
-          this.scheduledPipelineSkipWindow = schedule.scheduledPipelineSkipWindow;
           this.variables = variables.map((variable) => {
             return {
               id: variable.id,
@@ -120,7 +119,6 @@ export default {
       activated: true,
       cron: '',
       cronTimezone: '',
-      scheduledPipelineSkipWindow: null,
       description: '',
       pipelineInputs: [],
       savedInputs: [],
@@ -146,10 +144,6 @@ export default {
     createScheduleBtnText: s__('PipelineSchedules|Create pipeline schedule'),
     cancel: __('Cancel'),
     targetBranchTag: __('Select target branch or tag'),
-    scheduledPipelineSkipWindow: __('Scheduled pipeline skip window'),
-    scheduledPipelineSkipWindowDescription: s__(
-      'PipelineSchedules|Define a custom pipeline execution window that allows the pipeline to run for a given amount of time after its scheduled time. This window must be specified in seconds (86,400 seconds equal one day).',
-    ),
     intervalPattern: s__('PipelineSchedules|Interval Pattern'),
 
     scheduleCreateError: s__(
@@ -163,14 +157,6 @@ export default {
     ),
   },
   computed: {
-    scheduledPipelineSkipWindowNumber: {
-      get() {
-        return this.scheduledPipelineSkipWindow;
-      },
-      set(value) {
-        this.scheduledPipelineSkipWindow = value !== '' ? Number(value) : null;
-      },
-    },
     dropdownTranslations() {
       return {
         dropdownHeader: this.$options.i18n.targetBranchTag,
@@ -229,7 +215,6 @@ export default {
               cronTimezone: this.cronTimezone,
               ref: this.scheduleRef,
               variables: this.preparedVariablesCreate,
-              scheduledPipelineSkipWindow: this.scheduledPipelineSkipWindow,
               active: this.activated,
               projectPath: this.projectPath,
               inputs: this.pipelineInputs,
@@ -261,7 +246,6 @@ export default {
               description: this.description,
               cron: this.cron,
               cronTimezone: this.cronTimezone,
-              scheduledPipelineSkipWindow: this.scheduledPipelineSkipWindow,
               ref: this.scheduleRef,
               variables: this.preparedVariablesUpdate,
               active: this.activated,
@@ -378,23 +362,6 @@ export default {
         class="gl-w-full"
       />
     </gl-form-group>
-    <!--Scheduled pipeline skip window-->
-    <gl-form-group
-      :label="$options.i18n.scheduledPipelineSkipWindow"
-      label-for="schedule-scheduled-pipeline-skip-window"
-      class="lg:gl-w-2/3"
-    >
-      <p class="gl-mb-3 gl-mt-0 gl-text-subtle">
-        {{ $options.i18n.scheduledPipelineSkipWindowDescription }}
-      </p>
-      <gl-form-input
-        id="schedule-scheduled-pipeline-skip-window"
-        v-model.number="scheduledPipelineSkipWindowNumber"
-        type="number"
-        :placeholder="__('Define a custom pipeline execution window (in seconds)')"
-        data-testid="schedule-scheduled-pipeline-skip-window"
-      />
-    </gl-form-group>
     <!--Pipeline inputs-->
     <pipeline-inputs-form
       :saved-inputs="savedInputs"
diff --git a/app/assets/javascripts/ci/pipeline_schedules/graphql/queries/get_pipeline_schedules.query.graphql b/app/assets/javascripts/ci/pipeline_schedules/graphql/queries/get_pipeline_schedules.query.graphql
index eabb91771cfbb8..8778093580721a 100644
--- a/app/assets/javascripts/ci/pipeline_schedules/graphql/queries/get_pipeline_schedules.query.graphql
+++ b/app/assets/javascripts/ci/pipeline_schedules/graphql/queries/get_pipeline_schedules.query.graphql
@@ -53,7 +53,6 @@ query getPipelineSchedulesQuery(
         active
         nextRunAt
         realNextRun
-        scheduledPipelineSkipWindow
         owner {
           id
           username
diff --git a/spec/fixtures/api/schemas/pipeline_schedule.json b/spec/fixtures/api/schemas/pipeline_schedule.json
index 446c94afa185b9..1388adf8b2c554 100644
--- a/spec/fixtures/api/schemas/pipeline_schedule.json
+++ b/spec/fixtures/api/schemas/pipeline_schedule.json
@@ -16,9 +16,6 @@
     "cron_timezone": {
       "type": "string"
     },
-    "scheduledPipelineSkipWindow": {
-      "type": "integer"
-    },
     "next_run_at": {
       "type": "string"
     },
diff --git a/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js b/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js
index 4eaaea2785791d..9e762265c759c7 100644
--- a/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js
+++ b/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js
@@ -323,7 +323,6 @@ describe('Pipeline schedules form', () => {
           cronTimezone: 'America/New_York',
           description: 'My schedule',
           projectPath: 'gitlab-org/gitlab',
-          scheduledPipelineSkipWindow: null,
           ref: 'main',
           variables: updatedVariables,
           inputs: updatedInputs,
@@ -502,7 +501,6 @@ describe('Pipeline schedules form', () => {
           cronTimezone: schedule.cronTimezone,
           id: schedule.id,
           ref: schedule.ref,
-          scheduledPipelineSkipWindow: null,
           description: 'Updated schedule',
           variables: updatedVariables,
           inputs: updatedInputs,
-- 
GitLab


From 1b74a01260bb6fa11347a25a57068cca5ec66e9e Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Fri, 19 Sep 2025 17:57:36 +0200
Subject: [PATCH 20/22] Remove not yet used translations

---
 locale/gitlab.pot | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/locale/gitlab.pot b/locale/gitlab.pot
index 760413d00621f0..602843c478d8cb 100644
--- a/locale/gitlab.pot
+++ b/locale/gitlab.pot
@@ -22103,9 +22103,6 @@ msgstr ""
 msgid "Define a custom pattern with cron syntax"
 msgstr ""
 
-msgid "Define a custom pipeline execution window (in seconds)"
-msgstr ""
-
 msgid "Define custom rules for what constitutes spam, independent of Akismet"
 msgstr ""
 
@@ -47616,9 +47613,6 @@ msgstr ""
 msgid "PipelineSchedules|Cron timezone"
 msgstr ""
 
-msgid "PipelineSchedules|Define a custom pipeline execution window that allows the pipeline to run for a given amount of time after its scheduled time. This window must be specified in seconds (86,400 seconds equal one day)."
-msgstr ""
-
 msgid "PipelineSchedules|Delete scheduled pipeline"
 msgstr ""
 
@@ -57096,9 +57090,6 @@ msgstr ""
 msgid "Scheduled a rebase of branch %{branch}."
 msgstr ""
 
-msgid "Scheduled pipeline skip window"
-msgstr ""
-
 msgid "Scheduled pipelines"
 msgstr ""
 
-- 
GitLab


From 3cf9dc17bd529470207775a1b92c6e6cef615ca4 Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Mon, 22 Sep 2025 11:44:46 +0200
Subject: [PATCH 21/22] Revert "Remove not yet used translations"

This reverts commit 1b74a01260bb6fa11347a25a57068cca5ec66e9e.
---
 locale/gitlab.pot | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/locale/gitlab.pot b/locale/gitlab.pot
index 602843c478d8cb..760413d00621f0 100644
--- a/locale/gitlab.pot
+++ b/locale/gitlab.pot
@@ -22103,6 +22103,9 @@ msgstr ""
 msgid "Define a custom pattern with cron syntax"
 msgstr ""
 
+msgid "Define a custom pipeline execution window (in seconds)"
+msgstr ""
+
 msgid "Define custom rules for what constitutes spam, independent of Akismet"
 msgstr ""
 
@@ -47613,6 +47616,9 @@ msgstr ""
 msgid "PipelineSchedules|Cron timezone"
 msgstr ""
 
+msgid "PipelineSchedules|Define a custom pipeline execution window that allows the pipeline to run for a given amount of time after its scheduled time. This window must be specified in seconds (86,400 seconds equal one day)."
+msgstr ""
+
 msgid "PipelineSchedules|Delete scheduled pipeline"
 msgstr ""
 
@@ -57090,6 +57096,9 @@ msgstr ""
 msgid "Scheduled a rebase of branch %{branch}."
 msgstr ""
 
+msgid "Scheduled pipeline skip window"
+msgstr ""
+
 msgid "Scheduled pipelines"
 msgstr ""
 
-- 
GitLab


From 87816c5231563f9ba7b45b18bf0b7b225832e9b4 Mon Sep 17 00:00:00 2001
From: Daniel Prause <dprause@gitlab.com>
Date: Mon, 22 Sep 2025 11:44:50 +0200
Subject: [PATCH 22/22] Revert "Remove frontend part to split this into two
 MRs"

This reverts commit 3275c2908e0db9fb8e059e50d6dc106293aed201.
---
 .../components/pipeline_schedules_form.vue    | 33 +++++++++++++++++++
 .../get_pipeline_schedules.query.graphql      |  1 +
 .../api/schemas/pipeline_schedule.json        |  3 ++
 .../pipeline_schedules_form_spec.js           |  2 ++
 4 files changed, 39 insertions(+)

diff --git a/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue b/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue
index b8beba01915f01..f973674dc04e6b 100644
--- a/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue
+++ b/app/assets/javascripts/ci/pipeline_schedules/components/pipeline_schedules_form.vue
@@ -94,6 +94,7 @@ export default {
           this.cronTimezone = schedule.cronTimezone;
           this.savedInputs = schedule.inputs?.nodes || [];
           this.scheduleRef = schedule.ref || this.defaultBranch;
+          this.scheduledPipelineSkipWindow = schedule.scheduledPipelineSkipWindow;
           this.variables = variables.map((variable) => {
             return {
               id: variable.id,
@@ -119,6 +120,7 @@ export default {
       activated: true,
       cron: '',
       cronTimezone: '',
+      scheduledPipelineSkipWindow: null,
       description: '',
       pipelineInputs: [],
       savedInputs: [],
@@ -144,6 +146,10 @@ export default {
     createScheduleBtnText: s__('PipelineSchedules|Create pipeline schedule'),
     cancel: __('Cancel'),
     targetBranchTag: __('Select target branch or tag'),
+    scheduledPipelineSkipWindow: __('Scheduled pipeline skip window'),
+    scheduledPipelineSkipWindowDescription: s__(
+      'PipelineSchedules|Define a custom pipeline execution window that allows the pipeline to run for a given amount of time after its scheduled time. This window must be specified in seconds (86,400 seconds equal one day).',
+    ),
     intervalPattern: s__('PipelineSchedules|Interval Pattern'),
 
     scheduleCreateError: s__(
@@ -157,6 +163,14 @@ export default {
     ),
   },
   computed: {
+    scheduledPipelineSkipWindowNumber: {
+      get() {
+        return this.scheduledPipelineSkipWindow;
+      },
+      set(value) {
+        this.scheduledPipelineSkipWindow = value !== '' ? Number(value) : null;
+      },
+    },
     dropdownTranslations() {
       return {
         dropdownHeader: this.$options.i18n.targetBranchTag,
@@ -215,6 +229,7 @@ export default {
               cronTimezone: this.cronTimezone,
               ref: this.scheduleRef,
               variables: this.preparedVariablesCreate,
+              scheduledPipelineSkipWindow: this.scheduledPipelineSkipWindow,
               active: this.activated,
               projectPath: this.projectPath,
               inputs: this.pipelineInputs,
@@ -246,6 +261,7 @@ export default {
               description: this.description,
               cron: this.cron,
               cronTimezone: this.cronTimezone,
+              scheduledPipelineSkipWindow: this.scheduledPipelineSkipWindow,
               ref: this.scheduleRef,
               variables: this.preparedVariablesUpdate,
               active: this.activated,
@@ -362,6 +378,23 @@ export default {
         class="gl-w-full"
       />
     </gl-form-group>
+    <!--Scheduled pipeline skip window-->
+    <gl-form-group
+      :label="$options.i18n.scheduledPipelineSkipWindow"
+      label-for="schedule-scheduled-pipeline-skip-window"
+      class="lg:gl-w-2/3"
+    >
+      <p class="gl-mb-3 gl-mt-0 gl-text-subtle">
+        {{ $options.i18n.scheduledPipelineSkipWindowDescription }}
+      </p>
+      <gl-form-input
+        id="schedule-scheduled-pipeline-skip-window"
+        v-model.number="scheduledPipelineSkipWindowNumber"
+        type="number"
+        :placeholder="__('Define a custom pipeline execution window (in seconds)')"
+        data-testid="schedule-scheduled-pipeline-skip-window"
+      />
+    </gl-form-group>
     <!--Pipeline inputs-->
     <pipeline-inputs-form
       :saved-inputs="savedInputs"
diff --git a/app/assets/javascripts/ci/pipeline_schedules/graphql/queries/get_pipeline_schedules.query.graphql b/app/assets/javascripts/ci/pipeline_schedules/graphql/queries/get_pipeline_schedules.query.graphql
index 8778093580721a..eabb91771cfbb8 100644
--- a/app/assets/javascripts/ci/pipeline_schedules/graphql/queries/get_pipeline_schedules.query.graphql
+++ b/app/assets/javascripts/ci/pipeline_schedules/graphql/queries/get_pipeline_schedules.query.graphql
@@ -53,6 +53,7 @@ query getPipelineSchedulesQuery(
         active
         nextRunAt
         realNextRun
+        scheduledPipelineSkipWindow
         owner {
           id
           username
diff --git a/spec/fixtures/api/schemas/pipeline_schedule.json b/spec/fixtures/api/schemas/pipeline_schedule.json
index 1388adf8b2c554..446c94afa185b9 100644
--- a/spec/fixtures/api/schemas/pipeline_schedule.json
+++ b/spec/fixtures/api/schemas/pipeline_schedule.json
@@ -16,6 +16,9 @@
     "cron_timezone": {
       "type": "string"
     },
+    "scheduledPipelineSkipWindow": {
+      "type": "integer"
+    },
     "next_run_at": {
       "type": "string"
     },
diff --git a/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js b/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js
index 9e762265c759c7..4eaaea2785791d 100644
--- a/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js
+++ b/spec/frontend/ci/pipeline_schedules/components/pipeline_schedules_form_spec.js
@@ -323,6 +323,7 @@ describe('Pipeline schedules form', () => {
           cronTimezone: 'America/New_York',
           description: 'My schedule',
           projectPath: 'gitlab-org/gitlab',
+          scheduledPipelineSkipWindow: null,
           ref: 'main',
           variables: updatedVariables,
           inputs: updatedInputs,
@@ -501,6 +502,7 @@ describe('Pipeline schedules form', () => {
           cronTimezone: schedule.cronTimezone,
           id: schedule.id,
           ref: schedule.ref,
+          scheduledPipelineSkipWindow: null,
           description: 'Updated schedule',
           variables: updatedVariables,
           inputs: updatedInputs,
-- 
GitLab