cli.py 文件源码

def main(**parsed_settings):
    click_context = click.get_current_context()
    click_context.color = True  # GitLab doesn't report terminal type correctly so we need to force it

    settings.update(parsed_settings)
    rancher.session.auth = settings['access_key'], settings['secret_key']
    deployment.load_from_settings(settings)

    hooks.dispatch('before_upgrade')

    try:
        upgrade()
    except Exception as ex:
        hooks.dispatch('after_upgrade_failure')
        if isinstance(ex, rancher.UpgradeFailed):
            return  # we handled it gracefully already
        raise
    else:
        hooks.dispatch('after_upgrade_success')