Class AWSCLIEntryPoint

awscli/clidriver.py:235–288

class AWSCLIEntryPoint:
    def __init__(self, driver=None):
        self._error_handler = construct_entry_point_handlers_chain()
        self._driver = driver

    def main(self, args):
        try:
            rc = self._do_main(args)
        except BaseException as e:
            LOG.debug("Exception caught in AWSCLIEntryPoint", exc_info=True)
            return self._error_handler.handle_exception(
                e,
                stdout=get_stdout_text_writer(),
                stderr=get_stderr_text_writer(),
            )

        HISTORY_RECORDER.record('CLI_RC', rc, 'CLI')
        return rc

    def _add_autoprompt_to_user_agent(self, driver, prompt_mode):
        add_metadata_component_to_user_agent_extra(
            driver.session,
            "prompt",
            prompt_mode,
        )

    def _run_driver(self, driver, args, prompt_mode):
        self._add_autoprompt_to_user_agent(driver, prompt_mode)
        return driver.main(args)

    def _do_main(self, args):
        driver = self._driver
        if driver is None:
            driver = create_clidriver(args)
        auto_prompt_mode = resolve_auto_prompt_mode(args, driver.session)
        if auto_prompt_mode == 'on':
            from awscli.autoprompt.core import AutoPromptDriver

            autoprompt_driver = AutoPromptDriver(driver)
            args = autoprompt_driver.prompt_for_args(args)
            rc = self._run_driver(driver, args, prompt_mode='on')
        elif auto_prompt_mode == 'on-partial':
            from awscli.autoprompt.core import AutoPromptDriver

            autoprompt_driver = AutoPromptDriver(driver)
            autoprompt_driver.inject_silence_param_error_msg_handler(driver)
            rc = self._run_driver(driver, args, prompt_mode='off')
            if rc == PARAM_VALIDATION_ERROR_RC:
                args = autoprompt_driver.prompt_for_args(args)
                driver = create_clidriver(args)
                rc = self._run_driver(driver, args, prompt_mode='partial')
        else:
            rc = self._run_driver(driver, args, prompt_mode='off')
        return rc


class CLIDriver: