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module Projects
module HashedStorage
AttachmentMigrationError = Class.new(StandardError)
class MigrateAttachmentsService < BaseService
attr_reader :logger
def initialize(project, logger = nil)
@project = project
@logger = logger || Rails.logger
end
def execute
old_path = FileUploader.dynamic_path_segment(project)
project.storage_version = ::Project::HASHED_STORAGE_FEATURES[:attachments]
new_path = FileUploader.dynamic_path_segment(project)
move_folder!(old_path, new_path)
project.save!
end
private
def move_folder!(old_path, new_path)
unless File.exist?(old_path)
logger.info("Skipped attachments migration from '#{old_path}' to '#{new_path}', source path doesn't exist (PROJECT_ID=#{project.id})")
return
end
if File.exist?(new_path)
logger.error("Cannot migrate attachments from '#{old_path}' to '#{new_path}', target path already exist (PROJECT_ID=#{project.id})")
raise AttachmentMigrationError, "Target path '#{new_path}' already exist"
end
# Create hashed storage base path folder
FileUtils.mkdir_p(File.expand_path('..', new_path))
FileUtils.mv(old_path, new_path)
logger.info("Migrated project attachments from '#{old_path}' to '#{new_path}' (PROJECT_ID=#{project.id})")
end
end
end
end
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