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# frozen_string_literal: true
module Repositories
class LfsStorageController < Repositories::GitHttpClientController
include LfsRequest
include WorkhorseRequest
include SendFileUpload
skip_before_action :verify_workhorse_api!, only: :download
def download
lfs_object = LfsObject.find_by_oid(oid)
unless lfs_object && lfs_object.file.exists?
render_lfs_not_found
return
end
send_upload(lfs_object.file, send_params: { content_type: "application/octet-stream" })
end
def upload_authorize
set_workhorse_internal_api_content_type
authorized = LfsObjectUploader.workhorse_authorize(has_length: true)
authorized.merge!(LfsOid: oid, LfsSize: size)
render json: authorized
end
def upload_finalize
if store_file!(oid, size)
head 200, content_type: LfsRequest::CONTENT_TYPE
else
render plain: 'Unprocessable entity', status: :unprocessable_entity
end
rescue ActiveRecord::RecordInvalid
render_lfs_forbidden
rescue UploadedFile::InvalidPathError
render_lfs_forbidden
rescue ObjectStorage::RemoteStoreError
render_lfs_forbidden
end
private
def download_request?
action_name == 'download'
end
def upload_request?
%w[upload_authorize upload_finalize].include? action_name
end
def oid
params[:oid].to_s
end
def size
params[:size].to_i
end
def uploaded_file
params[:file]
end
# rubocop: disable CodeReuse/ActiveRecord
def store_file!(oid, size)
object = LfsObject.find_by(oid: oid, size: size)
if object
replace_file!(object) unless object.file&.exists?
else
object = create_file!(oid, size)
end
return unless object
link_to_project!(object)
end
# rubocop: enable CodeReuse/ActiveRecord
def create_file!(oid, size)
return unless uploaded_file.is_a?(UploadedFile)
LfsObject.create!(oid: oid, size: size, file: uploaded_file)
end
def replace_file!(lfs_object)
raise UploadedFile::InvalidPathError unless uploaded_file.is_a?(UploadedFile)
Gitlab::AppJsonLogger.info(message: "LFS file replaced because it did not exist", oid: oid, size: size)
lfs_object.file = uploaded_file
lfs_object.save!
end
def link_to_project!(object)
return unless object
LfsObjectsProject.safe_find_or_create_by!(
project: project,
lfs_object: object
)
end
end
end
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