sample_fab.py 文件源码

def run_download_db(filename=None):
    """
    Downloads the database from the server into your local machine.
    In order to import the downloaded database, run ``fab import_db``
    Usage::
        fab prod run_download_db
        fab prod run_download_db:filename=foobar.dump
    """
    if not filename:
        filename = settings.DB_DUMP_FILENAME
    if env.key_filename:
        ssh = settings.PROJECT_NAME
    else:
        ssh = '{0}@{1}'.format(env.user, env.host_string)
    local('scp {0}:{1}{2} .'.format(
        ssh, settings.FAB_SETTING('SERVER_DB_BACKUP_DIR'), filename))