Add CreateArtifactsTraceWorker

app/services/ci/create_artifacts_trace_service.rb

+module Ci
+  class CreateArtifactsTraceService < BaseService
+    def execute(job_id)
+      Ci::Build.find_by(id: job_id).try do |job|
+        return if job.job_artifacts_trace
+
+        job.trace.read do |stream|
+          job.create_job_artifacts_trace!(
+            project: job.project,
+            file_type: :trace,
+            file: stream.path) if stream.file?
+        end
+      end
+    end
+  end
+end

app/uploaders/job_artifact_uploader.rb

@@ -14,11 +14,9 @@ class JobArtifactUploader < GitlabUploader
   end
 
   def open
-    if file_storage?
+    raise 'Only File System is supported' unless file_storage?
+
     File.open(path, "rb")
-    else
-      raise 'Only File System is supported'
-    end
   end
 
   private

app/workers/build_finished_worker.rb

@@ -7,6 +7,7 @@ class BuildFinishedWorker
   def perform(build_id)
     Ci::Build.find_by(id: build_id).try do |build|
       BuildTraceSectionsWorker.perform_async(build.id)
+      CreateArtifactsTraceWorker.perform_async(build.id)
       BuildCoverageWorker.new.perform(build.id)
       BuildHooksWorker.new.perform(build.id)
     end

app/workers/create_artifacts_trace_worker.rb

+class CreateArtifactsTraceWorker
+  include ApplicationWorker
+  include PipelineQueue
+
+  def perform(job_id)
+    Ci::CreateArtifactsTraceService.new.execute(job_id)
+  end
+end

lib/api/runner.rb

@@ -120,16 +120,7 @@ module API
       put '/:id' do
         job = authenticate_job!
 
-        if params[:trace]
-          # Overwrite live-trace by full-trace
-          job.trace.set(params[:trace])
-
-          # Move full-trace to JobArtifactUploader#default_path
-          job.build_job_artifacts_trace(
-            project: job.project,
-            file_type: :trace,
-            file: UploadedFile.new(job.trace.current_path, 'trace.log'))
-        end
+        job.trace.set(params[:trace]) if params[:trace]
 
         Gitlab::Metrics.add_event(:update_build,
                                   project: job.project.full_path)

lib/gitlab/ci/trace.rb

@@ -101,12 +101,6 @@ module Gitlab
         job.erase_old_trace!
       end
 
-      def current_path
-        @current_path ||= paths.find do |trace_path|
-          File.exist?(trace_path)
-        end
-      end
-
       private
 
       def ensure_path
@@ -122,6 +116,12 @@ module Gitlab
         end
       end
 
+      def current_path
+        @current_path ||= paths.find do |trace_path|
+          File.exist?(trace_path)
+        end
+      end
+
       ##
       # This method doesn't include the latest path, which is JobArtifactUploader#default_path,
       # Because, in EE, traces can be moved to ObjectStorage, so checking paths in Filestorage doesn't make sense.