Scope pipelines to a project while loading artifacts

This commit improves performance of a query

app/models/ci/job_artifact.rb

@@ -74,7 +74,7 @@ module Ci
 
     scope :with_files_stored_locally, -> { where(file_store: [nil, ::JobArtifactUploader::Store::LOCAL]) }
     scope :with_files_stored_remotely, -> { where(file_store: ::JobArtifactUploader::Store::REMOTE) }
-    scope :for_sha, ->(sha) { joins(job: :pipeline).where(ci_pipelines: { sha: sha }) }
+    scope :for_sha, ->(sha, project_id) { joins(job: :pipeline).where(ci_pipelines: { sha: sha, project_id: project_id }) }
 
     scope :with_file_types, -> (file_types) do
       types = self.file_types.select { |file_type| file_types.include?(file_type) }.values

lib/api/lsif_data.rb

@@ -21,9 +21,9 @@ module API
           authorize! :download_code, user_project
 
           artifact =
-            @project.job_artifacts
+            Ci::JobArtifact
               .with_file_types(['lsif'])
-              .for_sha(params[:commit_id])
+              .for_sha(params[:commit_id], @project.id)
               .last
 
           not_found! unless artifact

spec/models/ci/job_artifact_spec.rb

@@ -113,13 +113,14 @@ describe Ci::JobArtifact do
 
   describe '.for_sha' do
     it 'returns job artifacts for a given pipeline sha' do
-      first_pipeline = create(:ci_pipeline)
-      second_pipeline = create(:ci_pipeline, sha: Digest::SHA1.hexdigest(SecureRandom.hex))
+      project = create(:project)
+      first_pipeline = create(:ci_pipeline, project: project)
+      second_pipeline = create(:ci_pipeline, project: project, sha: Digest::SHA1.hexdigest(SecureRandom.hex))
       first_artifact = create(:ci_job_artifact, job: create(:ci_build, pipeline: first_pipeline))
       second_artifact = create(:ci_job_artifact, job: create(:ci_build, pipeline: second_pipeline))
 
-      expect(described_class.for_sha(first_pipeline.sha)).to eq([first_artifact])
-      expect(described_class.for_sha(second_pipeline.sha)).to eq([second_artifact])
+      expect(described_class.for_sha(first_pipeline.sha, project.id)).to eq([first_artifact])
+      expect(described_class.for_sha(second_pipeline.sha, project.id)).to eq([second_artifact])
     end
   end