Fork and Import jobs only get marked as failed when the number of Sidekiq retries were exhausted

app/workers/concerns/project_import_options.rb

@@ -0,0 +1,23 @@
+module ProjectImportOptions
+  extend ActiveSupport::Concern
+
+  included do
+    IMPORT_RETRY_COUNT = 5
+
+    sidekiq_options retry: IMPORT_RETRY_COUNT, status_expiration: StuckImportJobsWorker::IMPORT_JOBS_EXPIRATION
+
+    # We only want to mark the project as failed once we exhausted all retries
+    sidekiq_retries_exhausted do |job|
+      project = Project.find(job['args'].first)
+
+      action = if project.forked?
+                 "fork"
+               else
+                 "import"
+               end
+
+      project.mark_import_as_failed("Every #{action} attempt has failed: #{job['error_message']}. Please try again.")
+      Sidekiq.logger.warn "Failed #{job['class']} with #{job['args']}: #{job['error_message']}"
+    end
+  end
+end

app/workers/concerns/project_start_import.rb

@@ -1,3 +1,4 @@
+# Used in EE by mirroring
 module ProjectStartImport
   def start(project)
     if project.import_started? && project.import_jid == self.jid

app/workers/repository_fork_worker.rb

@@ -1,11 +1,8 @@
 class RepositoryForkWorker
-  ForkError = Class.new(StandardError)
-
   include ApplicationWorker
   include Gitlab::ShellAdapter
   include ProjectStartImport
-
-  sidekiq_options status_expiration: StuckImportJobsWorker::IMPORT_JOBS_EXPIRATION
+  include ProjectImportOptions
 
   def perform(project_id, forked_from_repository_storage_path, source_disk_path)
     project = Project.find(project_id)
@@ -18,20 +15,12 @@ class RepositoryForkWorker
 
     result = gitlab_shell.fork_repository(forked_from_repository_storage_path, source_disk_path,
                                           project.repository_storage_path, project.disk_path)
-    raise ForkError, "Unable to fork project #{project_id} for repository #{source_disk_path} -> #{project.disk_path}" unless result
+    raise "Unable to fork project #{project_id} for repository #{source_disk_path} -> #{project.disk_path}" unless result
 
     project.repository.after_import
-    raise ForkError, "Project #{project_id} had an invalid repository after fork" unless project.valid_repo?
+    raise "Project #{project_id} had an invalid repository after fork" unless project.valid_repo?
 
     project.import_finish
-  rescue ForkError => ex
-    fail_fork(project, ex.message)
-    raise
-  rescue => ex
-    return unless project
-
-    fail_fork(project, ex.message)
-    raise ForkError, "#{ex.class} #{ex.message}"
   end
 
   private
@@ -42,9 +31,4 @@ class RepositoryForkWorker
     Rails.logger.info("Project #{project.full_path} was in inconsistent state (#{project.import_status}) while forking.")
     false
   end
-
-  def fail_fork(project, message)
-    Rails.logger.error(message)
-    project.mark_import_as_failed(message)
-  end
 end

app/workers/repository_import_worker.rb

@@ -1,11 +1,8 @@
 class RepositoryImportWorker
-  ImportError = Class.new(StandardError)
-
   include ApplicationWorker
   include ExceptionBacktrace
   include ProjectStartImport
-
-  sidekiq_options status_expiration: StuckImportJobsWorker::IMPORT_JOBS_EXPIRATION
+  include ProjectImportOptions
 
   def perform(project_id)
     project = Project.find(project_id)
@@ -23,17 +20,9 @@ class RepositoryImportWorker
     # to those importers to mark the import process as complete.
     return if service.async?
 
-    raise ImportError, result[:message] if result[:status] == :error
+    raise result[:message] if result[:status] == :error
 
     project.after_import
-  rescue ImportError => ex
-    fail_import(project, ex.message)
-    raise
-  rescue => ex
-    return unless project
-
-    fail_import(project, ex.message)
-    raise ImportError, "#{ex.class} #{ex.message}"
   end
 
   private
@@ -44,8 +33,4 @@ class RepositoryImportWorker
     Rails.logger.info("Project #{project.full_path} was in inconsistent state (#{project.import_status}) while importing.")
     false
   end
-
-  def fail_import(project, message)
-    project.mark_import_as_failed(message)
-  end
 end

changelogs/unreleased/39246-fork-and-import-jobs-should-only-be-marked-as-failed-when-the-number-of-retries-was-exhausted.yml

@@ -0,0 +1,5 @@
+---
+title: Only mark import and fork jobs as failed once all Sidekiq retries get exhausted
+merge_request: 15844
+author:
+type: changed

spec/workers/concerns/project_import_options_spec.rb

@@ -0,0 +1,40 @@
+require 'spec_helper'
+
+describe ProjectImportOptions do
+  let(:project) { create(:project, :import_started) }
+  let(:job) { { 'args' => [project.id, nil, nil], 'jid' => '123' } }
+  let(:worker_class) do
+    Class.new do
+      include Sidekiq::Worker
+      include ProjectImportOptions
+    end
+  end
+
+  it 'sets default retry limit' do
+    expect(worker_class.sidekiq_options['retry']).to eq(ProjectImportOptions::IMPORT_RETRY_COUNT)
+  end
+
+  it 'sets default status expiration' do
+    expect(worker_class.sidekiq_options['status_expiration']).to eq(StuckImportJobsWorker::IMPORT_JOBS_EXPIRATION)
+  end
+
+  describe '.sidekiq_retries_exhausted' do
+    it 'marks fork as failed' do
+      expect { worker_class.sidekiq_retries_exhausted_block.call(job) }.to change { project.reload.import_status }.from("started").to("failed")
+    end
+
+    it 'logs the appropriate error message for forked projects' do
+      allow_any_instance_of(Project).to receive(:forked?).and_return(true)
+
+      worker_class.sidekiq_retries_exhausted_block.call(job)
+
+      expect(project.reload.import_error).to include("fork")
+    end
+
+    it 'logs the appropriate error message for forked projects' do
+      worker_class.sidekiq_retries_exhausted_block.call(job)
+
+      expect(project.reload.import_error).to include("import")
+    end
+  end
+end

spec/workers/repository_fork_worker_spec.rb

@@ -1,17 +1,21 @@
 require 'spec_helper'
 
 describe RepositoryForkWorker do
-  let(:project) { create(:project, :repository) }
-  let(:fork_project) { create(:project, :repository, :import_scheduled, forked_from_project: project) }
-  let(:shell) { Gitlab::Shell.new }
-
-  subject { described_class.new }
-
-  before do
-    allow(subject).to receive(:gitlab_shell).and_return(shell)
+  describe 'modules' do
+    it 'includes ProjectImportOptions' do
+      expect(described_class).to include_module(ProjectImportOptions)
+    end
   end
 
   describe "#perform" do
+    let(:project) { create(:project, :repository) }
+    let(:fork_project) { create(:project, :repository, :import_scheduled, forked_from_project: project) }
+    let(:shell) { Gitlab::Shell.new }
+
+    before do
+      allow(subject).to receive(:gitlab_shell).and_return(shell)
+    end
+
     def perform!
       subject.perform(fork_project.id, '/test/path', project.disk_path)
     end
@@ -60,14 +64,7 @@ describe RepositoryForkWorker do
 
       expect_fork_repository.and_return(false)
 
-      expect { perform! }.to raise_error(RepositoryForkWorker::ForkError, error_message)
-    end
-
-    it 'handles unexpected error' do
-      expect_fork_repository.and_raise(RuntimeError)
-
-      expect { perform! }.to raise_error(RepositoryForkWorker::ForkError)
-      expect(fork_project.reload.import_status).to eq('failed')
+      expect { perform! }.to raise_error(StandardError, error_message)
     end
   end
 end

spec/workers/repository_import_worker_spec.rb

@@ -1,11 +1,15 @@
 require 'spec_helper'
 
 describe RepositoryImportWorker do
-  let(:project) { create(:project, :import_scheduled) }
-
-  subject { described_class.new }
+  describe 'modules' do
+    it 'includes ProjectImportOptions' do
+      expect(described_class).to include_module(ProjectImportOptions)
+    end
+  end
 
   describe '#perform' do
+    let(:project) { create(:project, :import_scheduled) }
+
     context 'when worker was reset without cleanup' do
       let(:jid) { '12345678' }
       let(:started_project) { create(:project, :import_started, import_jid: jid) }
@@ -44,22 +48,11 @@ describe RepositoryImportWorker do
 
         expect do
           subject.perform(project.id)
-        end.to raise_error(RepositoryImportWorker::ImportError, error)
+        end.to raise_error(StandardError, error)
         expect(project.reload.import_jid).not_to be_nil
       end
     end
 
-    context 'with unexpected error' do
-      it 'marks import as failed' do
-        allow_any_instance_of(Projects::ImportService).to receive(:execute).and_raise(RuntimeError)
-
-        expect do
-          subject.perform(project.id)
-        end.to raise_error(RepositoryImportWorker::ImportError)
-        expect(project.reload.import_status).to eq('failed')
-      end
-    end
-
     context 'when using an asynchronous importer' do
       it 'does not mark the import process as finished' do
         service = double(:service)