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# See http://doc.gitlab.com/ce/development/migration_style_guide.html
# for more information on how to write migrations for GitLab.
class CleanUploadSymlinks < ActiveRecord::Migration
include Gitlab::Database::MigrationHelpers
disable_ddl_transaction!
DOWNTIME = false
DIRECTORIES_TO_MOVE = %w(user project note group appearance)
def up
return unless file_storage?
DIRECTORIES_TO_MOVE.each do |dir|
symlink_location = File.join(old_upload_dir, dir)
next unless File.symlink?(symlink_location)
say "removing symlink: #{symlink_location}"
FileUtils.rm(symlink_location)
end
end
def down
return unless file_storage?
DIRECTORIES_TO_MOVE.each do |dir|
symlink = File.join(old_upload_dir, dir)
destination = File.join(new_upload_dir, dir)
next if File.directory?(symlink)
next unless File.directory?(destination)
say "Creating symlink #{symlink} -> #{destination}"
FileUtils.ln_s(destination, symlink)
end
end
def file_storage?
CarrierWave::Uploader::Base.storage == CarrierWave::Storage::File
end
def base_directory
Rails.root
end
def old_upload_dir
File.join(base_directory, "public", "uploads")
end
def new_upload_dir
File.join(base_directory, "public", "uploads", "-", "system")
end
end
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