Refactor ProjectMigrate and ProjectRollback workers

Moved to HashedStorage namespace, and added them to the
`:hashed_storage` queue namespace

10 files changed, 117 insertions, 107 deletions

diff --git a/app/models/project.rb b/app/models/project.rb
index 400e86123f7..00592c108db 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -1970,9 +1970,9 @@ class Project < ActiveRecord::Base
     return unless storage_upgradable?
 
     if git_transfer_in_progress?
-      ProjectMigrateHashedStorageWorker.perform_in(Gitlab::ReferenceCounter::REFERENCE_EXPIRE_TIME, id)
+      HashedStorage::ProjectMigrateWorker.perform_in(Gitlab::ReferenceCounter::REFERENCE_EXPIRE_TIME, id)
     else
-      ProjectMigrateHashedStorageWorker.perform_async(id)
+      HashedStorage::ProjectMigrateWorker.perform_async(id)
     end
   end
 
@@ -1980,9 +1980,9 @@ class Project < ActiveRecord::Base
     return if legacy_storage?
 
     if git_transfer_in_progress?
-      ProjectRollbackHashedStorageWorker.perform_in(Gitlab::ReferenceCounter::REFERENCE_EXPIRE_TIME, id)
+      HashedStorage::ProjectRollbackWorker.perform_in(Gitlab::ReferenceCounter::REFERENCE_EXPIRE_TIME, id)
     else
-      ProjectRollbackHashedStorageWorker.perform_async(id)
+      HashedStorage::ProjectRollbackWorker.perform_async(id)
     end
   end
 
diff --git a/app/workers/all_queues.yml b/app/workers/all_queues.yml
index 82351c1334f..a5dce221883 100644
--- a/app/workers/all_queues.yml
+++ b/app/workers/all_queues.yml
@@ -47,6 +47,8 @@
 - github_importer:github_import_stage_import_repository
 
 - hashed_storage:hashed_storage_migrator
+- hashed_storage:hashed_storage_project_migrate
+- hashed_storage:hashed_storage_project_rollback
 
 - mail_scheduler:mail_scheduler_issue_due
 - mail_scheduler:mail_scheduler_notification_service
@@ -126,8 +128,6 @@
 - project_cache
 - project_destroy
 - project_export
-- project_migrate_hashed_storage
-- project_rollback_hashed_storage
 - project_service
 - propagate_service_template
 - reactive_caching
diff --git a/app/workers/hashed_storage/project_migrate_worker.rb b/app/workers/hashed_storage/project_migrate_worker.rb
new file mode 100644
index 00000000000..05bf72f519a
--- /dev/null
+++ b/app/workers/hashed_storage/project_migrate_worker.rb
@@ -0,0 +1,48 @@
+# frozen_string_literal: true
+
+module HashedStorage
+  class ProjectMigrateWorker
+    include ApplicationWorker
+
+    LEASE_TIMEOUT = 30.seconds.to_i
+    LEASE_KEY_SEGMENT = 'project_migrate_hashed_storage_worker'.freeze
+
+    queue_namespace :hashed_storage
+
+    # rubocop: disable CodeReuse/ActiveRecord
+    def perform(project_id, old_disk_path = nil)
+      uuid = lease_for(project_id).try_obtain
+
+      if uuid
+        project = Project.find_by(id: project_id)
+        return if project.nil? || project.pending_delete?
+
+        old_disk_path ||= project.disk_path
+
+        ::Projects::HashedStorage::MigrationService.new(project, old_disk_path, logger: logger).execute
+      else
+        return false
+      end
+
+    ensure
+      cancel_lease_for(project_id, uuid) if uuid
+    end
+
+    # rubocop: enable CodeReuse/ActiveRecord
+
+    def lease_for(project_id)
+      Gitlab::ExclusiveLease.new(lease_key(project_id), timeout: LEASE_TIMEOUT)
+    end
+
+    private
+
+    def lease_key(project_id)
+      # we share the same lease key for both migration and rollback so they don't run simultaneously
+      "#{LEASE_KEY_SEGMENT}:#{project_id}"
+    end
+
+    def cancel_lease_for(project_id, uuid)
+      Gitlab::ExclusiveLease.cancel(lease_key(project_id), uuid)
+    end
+  end
+end
diff --git a/app/workers/hashed_storage/project_rollback_worker.rb b/app/workers/hashed_storage/project_rollback_worker.rb
new file mode 100644
index 00000000000..ace9fea98a6
--- /dev/null
+++ b/app/workers/hashed_storage/project_rollback_worker.rb
@@ -0,0 +1,47 @@
+# frozen_string_literal: true
+
+module HashedStorage
+  class ProjectRollbackWorker
+    include ApplicationWorker
+
+    LEASE_TIMEOUT = 30.seconds.to_i
+
+    queue_namespace :hashed_storage
+
+    # rubocop: disable CodeReuse/ActiveRecord
+    def perform(project_id, old_disk_path = nil)
+      uuid = lease_for(project_id).try_obtain
+
+      if uuid
+        project = Project.find_by(id: project_id)
+        return if project.nil? || project.pending_delete?
+
+        old_disk_path ||= project.disk_path
+
+        ::Projects::HashedStorage::RollbackService.new(project, old_disk_path, logger: logger).execute
+      else
+        return false
+      end
+
+    ensure
+      cancel_lease_for(project_id, uuid) if uuid
+    end
+
+    # rubocop: enable CodeReuse/ActiveRecord
+
+    def lease_for(project_id)
+      Gitlab::ExclusiveLease.new(lease_key(project_id), timeout: LEASE_TIMEOUT)
+    end
+
+    private
+
+    def lease_key(project_id)
+      # we share the same lease key for both migration and rollback so they don't run simultaneously
+      "#{ProjectMigrateWorker::LEASE_KEY_SEGMENT}:#{project_id}"
+    end
+
+    def cancel_lease_for(project_id, uuid)
+      Gitlab::ExclusiveLease.cancel(lease_key(project_id), uuid)
+    end
+  end
+end
diff --git a/app/workers/project_migrate_hashed_storage_worker.rb b/app/workers/project_migrate_hashed_storage_worker.rb
deleted file mode 100644
index 1c8f313e6e9..00000000000
--- a/app/workers/project_migrate_hashed_storage_worker.rb
+++ /dev/null
@@ -1,43 +0,0 @@
-# frozen_string_literal: true
-
-class ProjectMigrateHashedStorageWorker
-  include ApplicationWorker
-
-  LEASE_TIMEOUT = 30.seconds.to_i
-  LEASE_KEY_SEGMENT = 'project_migrate_hashed_storage_worker'.freeze
-
-  # rubocop: disable CodeReuse/ActiveRecord
-  def perform(project_id, old_disk_path = nil)
-    uuid = lease_for(project_id).try_obtain
-
-    if uuid
-      project = Project.find_by(id: project_id)
-      return if project.nil? || project.pending_delete?
-
-      old_disk_path ||= project.disk_path
-
-      ::Projects::HashedStorage::MigrationService.new(project, old_disk_path, logger: logger).execute
-    else
-      return false
-    end
-
-  ensure
-    cancel_lease_for(project_id, uuid) if uuid
-  end
-  # rubocop: enable CodeReuse/ActiveRecord
-
-  def lease_for(project_id)
-    Gitlab::ExclusiveLease.new(lease_key(project_id), timeout: LEASE_TIMEOUT)
-  end
-
-  private
-
-  def lease_key(project_id)
-    # we share the same lease key for both migration and rollback so they don't run simultaneously
-    "#{LEASE_KEY_SEGMENT}:#{project_id}"
-  end
-
-  def cancel_lease_for(project_id, uuid)
-    Gitlab::ExclusiveLease.cancel(lease_key(project_id), uuid)
-  end
-end
diff --git a/app/workers/project_rollback_hashed_storage_worker.rb b/app/workers/project_rollback_hashed_storage_worker.rb
deleted file mode 100644
index 38faffd2bfa..00000000000
--- a/app/workers/project_rollback_hashed_storage_worker.rb
+++ /dev/null
@@ -1,42 +0,0 @@
-# frozen_string_literal: true
-
-class ProjectRollbackHashedStorageWorker
-  include ApplicationWorker
-
-  LEASE_TIMEOUT = 30.seconds.to_i
-
-  # rubocop: disable CodeReuse/ActiveRecord
-  def perform(project_id, old_disk_path = nil)
-    uuid = lease_for(project_id).try_obtain
-
-    if uuid
-      project = Project.find_by(id: project_id)
-      return if project.nil? || project.pending_delete?
-
-      old_disk_path ||= project.disk_path
-
-      ::Projects::HashedStorage::RollbackService.new(project, old_disk_path, logger: logger).execute
-    else
-      return false
-    end
-
-  ensure
-    cancel_lease_for(project_id, uuid) if uuid
-  end
-  # rubocop: enable CodeReuse/ActiveRecord
-
-  def lease_for(project_id)
-    Gitlab::ExclusiveLease.new(lease_key(project_id), timeout: LEASE_TIMEOUT)
-  end
-
-  private
-
-  def lease_key(project_id)
-    # we share the same lease key for both migration and rollback so they don't run simultaneously
-    "#{ProjectMigrateHashedStorageWorker::LEASE_KEY_SEGMENT}:#{project_id}"
-  end
-
-  def cancel_lease_for(project_id, uuid)
-    Gitlab::ExclusiveLease.cancel(lease_key(project_id), uuid)
-  end
-end
diff --git a/spec/lib/gitlab/hashed_storage/migrator_spec.rb b/spec/lib/gitlab/hashed_storage/migrator_spec.rb
index 7c2582bb27a..000913f32bb 100644
--- a/spec/lib/gitlab/hashed_storage/migrator_spec.rb
+++ b/spec/lib/gitlab/hashed_storage/migrator_spec.rb
@@ -13,9 +13,9 @@ describe Gitlab::HashedStorage::Migrator do
     let(:projects) { create_list(:project, 2, :legacy_storage) }
     let(:ids) { projects.map(&:id) }
 
-    it 'enqueue jobs to ProjectMigrateHashedStorageWorker' do
+    it 'enqueue jobs to HashedStorage::ProjectMigrateWorker' do
       Sidekiq::Testing.fake! do
-        expect { subject.bulk_migrate(start: ids.min, finish: ids.max) }.to change(ProjectMigrateHashedStorageWorker.jobs, :size).by(2)
+        expect { subject.bulk_migrate(start: ids.min, finish: ids.max) }.to change(HashedStorage::ProjectMigrateWorker.jobs, :size).by(2)
       end
     end
 
@@ -48,7 +48,7 @@ describe Gitlab::HashedStorage::Migrator do
 
     it 'enqueues project migration job' do
       Sidekiq::Testing.fake! do
-        expect { subject.migrate(project) }.to change(ProjectMigrateHashedStorageWorker.jobs, :size).by(1)
+        expect { subject.migrate(project) }.to change(HashedStorage::ProjectMigrateWorker.jobs, :size).by(1)
       end
     end
 
@@ -79,7 +79,7 @@ describe Gitlab::HashedStorage::Migrator do
 
       it 'doesnt enqueue any migration job' do
         Sidekiq::Testing.fake! do
-          expect { subject.migrate(project) }.not_to change(ProjectMigrateHashedStorageWorker.jobs, :size)
+          expect { subject.migrate(project) }.not_to change(HashedStorage::ProjectMigrateWorker.jobs, :size)
         end
       end
 
@@ -94,7 +94,7 @@ describe Gitlab::HashedStorage::Migrator do
 
     it 'enqueues project rollback job' do
       Sidekiq::Testing.fake! do
-        expect { subject.rollback(project) }.to change(ProjectRollbackHashedStorageWorker.jobs, :size).by(1)
+        expect { subject.rollback(project) }.to change(HashedStorage::ProjectRollbackWorker.jobs, :size).by(1)
       end
     end
 
@@ -125,7 +125,7 @@ describe Gitlab::HashedStorage::Migrator do
 
       it 'doesnt enqueue any rollback job' do
         Sidekiq::Testing.fake! do
-          expect { subject.rollback(project) }.not_to change(ProjectRollbackHashedStorageWorker.jobs, :size)
+          expect { subject.rollback(project) }.not_to change(HashedStorage::ProjectRollbackWorker.jobs, :size)
         end
       end
 
diff --git a/spec/models/project_spec.rb b/spec/models/project_spec.rb
index 6dc89b352f3..b2392f9521f 100644
--- a/spec/models/project_spec.rb
+++ b/spec/models/project_spec.rb
@@ -3430,24 +3430,24 @@ describe Project do
         project.migrate_to_hashed_storage!
       end
 
-      it 'schedules ProjectMigrateHashedStorageWorker with delayed start when the project repo is in use' do
+      it 'schedules HashedStorage::ProjectMigrateWorker with delayed start when the project repo is in use' do
         Gitlab::ReferenceCounter.new(project.gl_repository(is_wiki: false)).increase
 
-        expect(ProjectMigrateHashedStorageWorker).to receive(:perform_in)
+        expect(HashedStorage::ProjectMigrateWorker).to receive(:perform_in)
 
         project.migrate_to_hashed_storage!
       end
 
-      it 'schedules ProjectMigrateHashedStorageWorker with delayed start when the wiki repo is in use' do
+      it 'schedules HashedStorage::ProjectMigrateWorker with delayed start when the wiki repo is in use' do
         Gitlab::ReferenceCounter.new(project.gl_repository(is_wiki: true)).increase
 
-        expect(ProjectMigrateHashedStorageWorker).to receive(:perform_in)
+        expect(HashedStorage::ProjectMigrateWorker).to receive(:perform_in)
 
         project.migrate_to_hashed_storage!
       end
 
-      it 'schedules ProjectMigrateHashedStorageWorker' do
-        expect(ProjectMigrateHashedStorageWorker).to receive(:perform_async).with(project.id)
+      it 'schedules HashedStorage::ProjectMigrateWorker' do
+        expect(HashedStorage::ProjectMigrateWorker).to receive(:perform_async).with(project.id)
 
         project.migrate_to_hashed_storage!
       end
@@ -3541,7 +3541,7 @@ describe Project do
           project = create(:project, storage_version: 1, skip_disk_validation: true)
 
           Sidekiq::Testing.fake! do
-            expect { project.migrate_to_hashed_storage! }.to change(ProjectMigrateHashedStorageWorker.jobs, :size).by(1)
+            expect { project.migrate_to_hashed_storage! }.to change(HashedStorage::ProjectMigrateWorker.jobs, :size).by(1)
           end
         end
       end
@@ -3566,7 +3566,7 @@ describe Project do
 
       it 'enqueues a job' do
         Sidekiq::Testing.fake! do
-          expect { project.rollback_to_legacy_storage! }.to change(ProjectRollbackHashedStorageWorker.jobs, :size).by(1)
+          expect { project.rollback_to_legacy_storage! }.to change(HashedStorage::ProjectRollbackWorker.jobs, :size).by(1)
         end
       end
     end
diff --git a/spec/workers/project_migrate_hashed_storage_worker_spec.rb b/spec/workers/hashed_storage/project_migrate_worker_spec.rb
index 333eb6a0569..340e722aa7e 100644
--- a/spec/workers/project_migrate_hashed_storage_worker_spec.rb
+++ b/spec/workers/hashed_storage/project_migrate_worker_spec.rb
@@ -1,6 +1,6 @@
 require 'spec_helper'
 
-describe ProjectMigrateHashedStorageWorker, :clean_gitlab_redis_shared_state do
+describe HashedStorage::ProjectMigrateWorker, :clean_gitlab_redis_shared_state do
   include ExclusiveLeaseHelpers
 
   describe '#perform' do
diff --git a/spec/workers/project_rollback_hashed_storage_worker_spec.rb b/spec/workers/hashed_storage/project_rollback_worker_spec.rb
index aed7493763d..d833553c0ec 100644
--- a/spec/workers/project_rollback_hashed_storage_worker_spec.rb
+++ b/spec/workers/hashed_storage/project_rollback_worker_spec.rb
@@ -2,7 +2,7 @@
 
 require 'spec_helper'
 
-describe ProjectRollbackHashedStorageWorker, :clean_gitlab_redis_shared_state do
+describe HashedStorage::ProjectRollbackWorker, :clean_gitlab_redis_shared_state do
   include ExclusiveLeaseHelpers
 
   describe '#perform' do