discourse/lib/backup_restore/local_backup_store.rb

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require_dependency "backup_restore/backup_store"
require_dependency "disk_space"
module BackupRestore
class LocalBackupStore < BackupStore
def self.base_directory(db: nil, root_directory: nil)
current_db = db || RailsMultisite::ConnectionManagement.current_db
root_directory ||= File.join(Rails.root, "public", "backups")
base_directory = File.join(root_directory, current_db)
FileUtils.mkdir_p(base_directory) unless Dir.exists?(base_directory)
base_directory
end
def self.chunk_path(identifier, filename, chunk_number)
File.join(LocalBackupStore.base_directory, "tmp", identifier, "#{filename}.part#{chunk_number}")
end
def initialize(opts = {})
@base_directory = LocalBackupStore.base_directory(root_directory: opts[:root_directory])
end
def remote?
false
end
def file(filename, include_download_source: false)
path = path_from_filename(filename)
create_file_from_path(path, include_download_source) if File.exists?(path)
end
def delete_file(filename)
path = path_from_filename(filename)
if File.exists?(path)
File.delete(path)
reset_cache
end
end
def download_file(filename, destination, failure_message = "")
path = path_from_filename(filename)
Discourse::Utils.execute_command('cp', path, destination, failure_message: failure_message)
end
private
def unsorted_files
files = Dir.glob(File.join(@base_directory, "*.{gz,tgz}"))
files.map! { |filename| create_file_from_path(filename) }
files
end
def path_from_filename(filename)
File.join(@base_directory, filename)
end
def create_file_from_path(path, include_download_source = false)
BackupFile.new(
filename: File.basename(path),
size: File.size(path),
last_modified: File.mtime(path).utc,
source: include_download_source ? path : nil
)
end
def free_bytes
DiskSpace.free(@base_directory)
end
end
end