Support cache storage

app/models/ci/build.rb

@@ -316,7 +316,7 @@ module Ci
     end
     def browsable_artifacts?
-      !Gitlab.config.artifacts.object_store.enabled && artifacts_metadata?
+      !artifacts_file.remote_storage? && artifacts_metadata?
     end
     def artifacts_metadata?
@@ -324,12 +324,14 @@ module Ci
     end
     def artifacts_metadata_entry(path, **options)
-      metadata = Gitlab::Ci::Build::Artifacts::Metadata.new(
-        artifacts_metadata.path,
-        path,
-        **options)
-      metadata.to_entry
+      artifacts_metadata.use_file do |metadata_path|
+        metadata = Gitlab::Ci::Build::Artifacts::Metadata.new(
+          metadata_path,
+          path,
+          **options)
+        metadata.to_entry
+      end
     end
     def erase_artifacts!

app/services/projects/update_pages_service.rb

@@ -8,9 +8,6 @@ module Projects
     def initialize(project, job)
       @project, @job = project, job
-
-      # If we store artifacts on object store, we need to get them local
-      extractable_artifacts
     end
     def execute
@@ -39,7 +36,6 @@ module Projects
       error(e.message)
     ensure
      job.erase_artifacts! unless job.has_expiring_artifacts?
-     FileUtils.rm_rf(artifacts) if Gitlab.config.artifacts.object_store.enabled
     end
     private
@@ -90,8 +86,11 @@ module Projects
       # -n  never overwrite existing files
       # We add * to end of SITE_PATH, because we want to extract SITE_PATH and all subdirectories
       site_path = File.join(SITE_PATH, '*')
-      unless system(*%W(unzip -n #{artifacts} #{site_path} -d #{temp_path}))
-        raise 'pages failed to extract'
+
+      job.artifacts_file.use_file do |artifacts_path|
+        unless system(*%W(unzip -n #{artifacts_path} #{site_path} -d #{temp_path}))
+          raise 'pages failed to extract'
+        end
       end
     end
@@ -146,17 +145,6 @@ module Projects
       job.ref
     end
-    def artifacts
-      job.artifacts_file.path
-    end
-
-    def extractable_artifacts
-      return unless Gitlab.config.artifacts.object_store.enabled
-
-      job.artifacts_file.download!(job.artifacts_file.url)
-      job.artifacts_metadata.download!(job.artifacts_metadata.url)
-    end
-
     def latest_sha
       project.commit(job.ref).try(:sha).to_s
     end

app/uploaders/artifact_uploader.rb

@@ -3,84 +3,39 @@ class ArtifactUploader < GitlabUploader
   storage_options Gitlab.config.artifacts
-  def self.artifacts_path
-    if object_store_options.enabled
-      ""
-    else
-      storage_options.path + "/"
-    end
-  end
-
-  def artifacts_path
-    self.class.artifacts_path
-  end
-
-  def self.artifacts_upload_path
-    self.artifacts_path + 'tmp/uploads'
-  end
-
-  def self.artifacts_cache_path
-    self.artifacts_path + 'tmp/cache'
-  end
-
-  attr_accessor :job, :field
-
-  def self.object_store_options
-    Gitlab.config.artifacts.object_store
-  end
-
-  if object_store_options.enabled
-    storage :fog
-  else
-    storage :file
-  end
+  attr_reader :job, :field
   def initialize(job, field)
     @job, @field = job, field
   end
   def store_dir
-    self.class.artifacts_path + job.artifacts_path
+    if remote_cache_storage?
+      job.artifacts_path
+    else
+      File.join(storage_options.artifacts_path, job.artifacts_path)
+    end
   end
   def cache_dir
-    self.class.artifacts_cache_path + job.artifacts_path
-  end
-
-  def fog_directory
-    return super unless use_object_store?
-
-    self.class.object_store_options.bucket
-  end
-
-  # Override the credentials
-  def fog_credentials
-    return super unless use_object_store?
-
-    {
-      provider:              object_store_options.provider,
-      aws_access_key_id:     object_store_options.access_key_id,
-      aws_secret_access_key: object_store_options.secret_access_key,
-      region:                object_store_options.region,
-      endpoint:              object_store_options.endpoint,
-      path_style:            true
-    }
+    if remote_cache_storage?
+      File.join('tmp/cache', job.artifacts_path)
+    else
+      File.join(storage_options.artifacts_path, 'tmp/cache', job.artifacts_path)
+    end
   end
   def exists?
     file.try(:exists?)
   end
-  def fog_public
-    false
-  end
-
   def upload_authorize
-    result = { TempPath: ArtifactUploader.artifacts_upload_path }
+    self.cache_id = CarrierWave.generate_cache_id
+    self.original_filename = SecureRandom.hex
+
+    result = { TempPath: cache_path }
     use_cache_object_storage do
-      self.cache_id = CarrierWave.generate_cache_id
-      self.original_filename = SecureRandom.hex
       expire_at = ::Fog::Time.now + fog_authenticated_url_expiration
       result[:UploadPath] = cache_name
       result[:UploadURL] = storage.connection.put_object_url(
@@ -90,53 +45,32 @@ class ArtifactUploader < GitlabUploader
     result
   end
-  def upload_cache_path(path = nil)
-    File.join(cache_dir, path)
-  end
-
   def cache!(new_file = nil)
-    use_cache_object_storage do
-      retrieve_from_cache!(new_file.upload_path)
-      @filename = new_file.original_filename
-      store_path
-      return
-    end if new_file&.upload_path
-
-    super
+    unless retrive_uploaded_file!(new_file&.upload_path, new_file.original_filename)
+      super
+    end
   end
   private
-  def object_store_options
-    self.class.object_store_options
-  end
-
-  def use_object_store?
-    object_store_options.enabled
-  end
-
   def cache_storage
-    if @use_storage_for_cache
+    if @use_storage_for_cache || cached? && remote_file?
       storage
     else
       super
     end
   end
-  def use_cache_object_storage
+  def retrive_uploaded_file!(identifier, filename)
+    return unless identifier
+    return unless filename
     return unless use_object_store?
     @use_storage_for_cache = true
-    yield
+
+    retrieve_from_cache!(identifier)
+    @filename = filename
   ensure
     @use_storage_for_cache = false
   end
-
-  def move_to_store
-    storage.is_a?(CarrierWave::Storage::File)
-  end
-
-  def move_to_cache
-    cache_storage.is_a?(CarrierWave::Storage::File)
-  end
 end

app/uploaders/concerns/object_storeable.rb

@@ -10,7 +10,7 @@ module ObjectStoreable
       @storage_options = options
       class_eval do
-        storage @storage_options.object_store.enabled ? :fog : :file
+        storage use_object_store? ? :fog : :file
       end
     end
   end
@@ -30,6 +30,7 @@ module ObjectStoreable
       aws_access_key_id:     @storage_options.access_key_id,
       aws_secret_access_key: @storage_options.secret_access_key,
       region:                @storage_options.region,
+      endpoint:              @storage_options.endpoint,
       path_style:            true
     }
   end
@@ -41,4 +42,37 @@ module ObjectStoreable
   def use_object_store?
     @storage_options.object_store.enabled
   end
+
+  def move_to_store
+    !use_object_store?
+  end
+
+  def move_to_cache
+    !use_object_store?
+  end
+
+  def remote_file?
+    file&.is_a?(CarrierWave::Storage::Fog::File)
+  end
+
+  def remote_storage?
+    storage.is_a?(CarrierWave::Storage::Fog)
+  end
+
+  def remote_cache_storage?
+    cache_storage.is_a?(CarrierWave::Storage::Fog)
+  end
+
+  def use_file
+    if use_object_store?
+      return yield path
+    end
+  
+    begin
+      cache_stored_file!
+      yield cache_path
+    ensure
+      cache_storage.delete_dir!(cache_path(nil))
+    end
+  end
 end

config/initializers/carrierwave.rb

@@ -2,19 +2,16 @@ CarrierWave::SanitizedFile.sanitize_regexp = /[^[:word:]\.\-\+]/
 aws_file = Rails.root.join('config', 'aws.yml')
-CarrierWave.configure do |config|
-  config.fog_provider = "fog/rackspace/storage"
-  config.fog_credentials = {
-    provider: 'AWS',                                        # required
-    aws_access_key_id:     'ddd',
-    aws_secret_access_key: 'ccc',
-  }
-end
-
 if File.exist?(aws_file)
   AWS_CONFIG = YAML.load(File.read(aws_file))[Rails.env]
   CarrierWave.configure do |config|
+    config.fog_credentials = {
+      provider: 'AWS',                                        # required
+      aws_access_key_id: AWS_CONFIG['access_key_id'],         # required
+      aws_secret_access_key: AWS_CONFIG['secret_access_key'], # required
+      region: AWS_CONFIG['region'],                           # optional, defaults to 'us-east-1'
+    }
     # required
     config.fog_directory = AWS_CONFIG['bucket']

lib/api/runner.rb

@@ -223,8 +223,7 @@ module API
           Gitlab::CurrentSettings.current_application_settings.default_artifacts_expire_in
         if job.save
-          status :created
-          #present job, with: Entities::JobRequest::Response
+          present job, with: Entities::JobRequest::Response
         else
           render_validation_error!(job)
         end

lib/gitlab/ci/build/artifacts/metadata.rb

@@ -60,7 +60,7 @@ module Gitlab
               begin
                 path = read_string(gz).force_encoding('UTF-8')
                 meta = read_string(gz).force_encoding('UTF-8')
-
+               
                 next unless path.valid_encoding? && meta.valid_encoding?
                 next unless path =~ match_pattern
                 next if path =~ INVALID_PATH_PATTERN