Merge branch 'pks-ff-drop-list-commits' into 'master'

Remove `:list_commits` feature flag

See merge request gitlab-org/gitlab!66741

config/feature_flags/development/list_commits.yml

----
-name: list_commits
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/65468
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/335208
-milestone: '14.1'
-type: development
-group: group::gitaly
-default_enabled: false

lib/gitlab/git/repository.rb

@@ -356,11 +356,7 @@ module Gitlab
 
       def new_commits(newrevs)
         wrapped_gitaly_errors do
-          if Feature.enabled?(:list_commits)
           gitaly_commit_client.list_commits(Array.wrap(newrevs) + %w[--not --all])
-          else
-            Array.wrap(newrevs).flat_map { |newrev| gitaly_ref_client.list_new_commits(newrev) }
-          end
         end
       end
 

lib/gitlab/gitaly_client/ref_service.rb

@@ -62,24 +62,6 @@ module Gitlab
         encode!(response.name.dup)
       end
 
-      def list_new_commits(newrev)
-        request = Gitaly::ListNewCommitsRequest.new(
-          repository: @gitaly_repo,
-          commit_id: newrev
-        )
-
-        commits = []
-
-        response = GitalyClient.call(@storage, :ref_service, :list_new_commits, request, timeout: GitalyClient.medium_timeout)
-        response.each do |msg|
-          msg.commits.each do |c|
-            commits << Gitlab::Git::Commit.new(@repository, c)
-          end
-        end
-
-        commits
-      end
-
       def list_new_blobs(newrev, limit = 0, dynamic_timeout: nil)
         request = Gitaly::ListNewBlobsRequest.new(
           repository: @gitaly_repo,

spec/lib/gitlab/git/repository_spec.rb

@@ -950,34 +950,6 @@ RSpec.describe Gitlab::Git::Repository, :seed_helper do
     let(:expected_commits) { 1 }
     let(:revisions) { [new_commit] }
 
-    shared_examples 'an enumeration of new commits' do
-      it 'enumerates commits' do
-        commits = repository.new_commits(revisions).to_a
-
-        expect(commits.size).to eq(expected_commits)
-        commits.each do |commit|
-          expect(commit.id).to eq(new_commit)
-          expect(commit.message).to eq("Message")
-        end
-      end
-    end
-
-    context 'with list_commits disabled' do
-      before do
-        stub_feature_flags(list_commits: false)
-
-        expect_next_instance_of(Gitlab::GitalyClient::RefService) do |service|
-          expect(service)
-            .to receive(:list_new_commits)
-            .with(new_commit)
-            .and_call_original
-        end
-      end
-
-      it_behaves_like 'an enumeration of new commits'
-    end
-
-    context 'with list_commits enabled' do
     before do
       expect_next_instance_of(Gitlab::GitalyClient::CommitService) do |service|
         expect(service)
@@ -987,7 +959,14 @@ RSpec.describe Gitlab::Git::Repository, :seed_helper do
       end
     end
 
-      it_behaves_like 'an enumeration of new commits'
+    it 'enumerates commits' do
+      commits = repository.new_commits(revisions).to_a
+
+      expect(commits.size).to eq(expected_commits)
+      commits.each do |commit|
+        expect(commit.id).to eq(new_commit)
+        expect(commit.message).to eq("Message")
+      end
     end
   end