From 833d57e60da633435d845a7867e46e6092c46520 Mon Sep 17 00:00:00 2001
From: GitLab Bot <gitlab-bot@gitlab.com>
Date: Wed, 8 Jul 2020 15:09:24 +0000
Subject: Add latest changes from gitlab-org/gitlab@master

---
 .../process_prometheus_alert_worker.rb             | 69 +++-------------------
 1 file changed, 7 insertions(+), 62 deletions(-)

(limited to 'app/workers/incident_management/process_prometheus_alert_worker.rb')

diff --git a/app/workers/incident_management/process_prometheus_alert_worker.rb b/app/workers/incident_management/process_prometheus_alert_worker.rb
index e405bc2c2d2..4b778f6a621 100644
--- a/app/workers/incident_management/process_prometheus_alert_worker.rb
+++ b/app/workers/incident_management/process_prometheus_alert_worker.rb
@@ -9,68 +9,13 @@ module IncidentManagement
     worker_resource_boundary :cpu
 
     def perform(project_id, alert_hash)
-      project = find_project(project_id)
-      return unless project
-
-      parsed_alert = Gitlab::Alerting::Alert.new(project: project, payload: alert_hash)
-      event = find_prometheus_alert_event(parsed_alert)
-
-      if event&.resolved?
-        issue = event.related_issues.order_created_at_desc.detect(&:opened?)
-
-        close_issue(project, issue)
-      else
-        issue = create_issue(project, alert_hash)
-
-        relate_issue_to_event(event, issue)
-      end
-    end
-
-    private
-
-    def find_project(project_id)
-      Project.find_by_id(project_id)
-    end
-
-    def find_prometheus_alert_event(alert)
-      if alert.gitlab_managed?
-        find_gitlab_managed_event(alert)
-      else
-        find_self_managed_event(alert)
-      end
-    end
-
-    def find_gitlab_managed_event(alert)
-      PrometheusAlertEvent.find_by_payload_key(alert.gitlab_fingerprint)
-    end
-
-    def find_self_managed_event(alert)
-      SelfManagedPrometheusAlertEvent.find_by_payload_key(alert.gitlab_fingerprint)
-    end
-
-    def create_issue(project, alert)
-      IncidentManagement::CreateIssueService
-        .new(project, alert)
-        .execute
-        .dig(:issue)
-    end
-
-    def close_issue(project, issue)
-      return if issue.blank? || issue.closed?
-
-      processed_issue = Issues::CloseService
-                      .new(project, User.alert_bot)
-                      .execute(issue, system_note: false)
-
-      SystemNoteService.auto_resolve_prometheus_alert(issue, project, User.alert_bot) if processed_issue.reset.closed?
-    end
-
-    def relate_issue_to_event(event, issue)
-      return unless event && issue
-
-      if event.related_issues.exclude?(issue)
-        event.related_issues << issue
-      end
+      # no-op
+      #
+      # This worker is not scheduled anymore since
+      # https://gitlab.com/gitlab-org/gitlab/-/merge_requests/35943
+      # and will be removed completely via
+      # https://gitlab.com/gitlab-org/gitlab/-/issues/227146
+      # in 14.0.
     end
   end
 end
-- 
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