Fix hooks not being set up properly for bare import Rake task

Closes #41739

app/models/repository.rb

@@ -103,6 +103,10 @@ class Repository
     "#<#{self.class.name}:#{@disk_path}>"
   end
 
+  def create_hooks
+    Gitlab::Git::Repository.create_hooks(path_to_repo, Gitlab.config.gitlab_shell.hooks_path)
+  end
+
   def commit(ref = 'HEAD')
     return nil unless exists?
     return ref if ref.is_a?(::Commit)

changelogs/unreleased/sh-fix-bare-import-hooks.yml

@@ -0,0 +1,5 @@
+---
+title: Fix hooks not being set up properly for bare import Rake task
+merge_request:
+author:
+type: fixed

lib/gitlab/bare_repository_import/importer.rb

@@ -63,6 +63,7 @@ module Gitlab
           log " * Created #{project.name} (#{project_full_path})".color(:green)
 
           project.write_repository_config
+          project.repository.create_hooks
 
           ProjectCacheWorker.perform_async(project.id)
         else

spec/lib/gitlab/bare_repository_import/importer_spec.rb

@@ -74,14 +74,18 @@ describe Gitlab::BareRepositoryImport::Importer, repository: true do
         importer.create_project_if_needed
       end
 
-      it 'creates the Git repo in disk' do
+      it 'creates the Git repo on disk with the proper symlink for hooks' do
         create_bare_repository("#{project_path}.git")
 
         importer.create_project_if_needed
 
         project = Project.find_by_full_path(project_path)
+        repo_path = File.join(project.repository_storage_path, project.disk_path + '.git')
+        hook_path = File.join(repo_path, 'hooks')
 
-        expect(File).to exist(File.join(project.repository_storage_path, project.disk_path + '.git'))
+        expect(File).to exist(repo_path)
+        expect(File.symlink?(hook_path)).to be true
+        expect(File.readlink(hook_path)).to eq(Gitlab.config.gitlab_shell.hooks_path)
       end
 
       context 'hashed storage enabled' do

spec/models/repository_spec.rb

@@ -412,6 +412,28 @@ describe Repository do
     end
   end
 
+  describe '#create_hooks' do
+    let(:hook_path) { File.join(repository.path_to_repo, 'hooks') }
+
+    it 'symlinks the global hooks directory' do
+      repository.create_hooks
+
+      expect(File.symlink?(hook_path)).to be true
+      expect(File.readlink(hook_path)).to eq(Gitlab.config.gitlab_shell.hooks_path)
+    end
+
+    it 'replaces existing symlink with the right directory' do
+      FileUtils.mkdir_p(hook_path)
+
+      expect(File.symlink?(hook_path)).to be false
+
+      repository.create_hooks
+
+      expect(File.symlink?(hook_path)).to be true
+      expect(File.readlink(hook_path)).to eq(Gitlab.config.gitlab_shell.hooks_path)
+    end
+  end
+
   describe "#create_dir" do
     it "commits a change that creates a new directory" do
       expect do