bootstrap.py 文件源码

def run_script(script_filename, *script_params, **environment_variables):
    """uploads a script for SCRIPTS_PATH and executes it in the /tmp dir with given params.
    ASSUMES YOU ARE CONNECTED TO A STACK"""
    start = datetime.now()
    remote_script = _put_temporary_script(script_filename)

    def escape_string_parameter(parameter):
        return "'%s'" % parameter

    env_string = ['%s=%s' % (k, v) for k, v in environment_variables.items()]
    cmd = ["/bin/bash", remote_script] + map(escape_string_parameter, list(script_params))
    retval = sudo(" ".join(env_string + cmd))
    sudo("rm " + remote_script) # remove the script after executing it
    end = datetime.now()
    LOG.info("Executed script %s in %2.4f seconds", script_filename, (end - start).total_seconds())
    return retval