models.py 文件源码

def logs(self, log_lines=str(settings.LOG_LINES)):
        """Return aggregated log data for this application."""
        try:
            url = "http://{}:{}/{}?log_lines={}".format(settings.LOGGER_HOST, settings.LOGGER_PORT,
                                                        self.id, log_lines)
            r = requests.get(url)
        # Handle HTTP request errors
        except requests.exceptions.RequestException as e:
            logger.error("Error accessing deis-logger using url '{}': {}".format(url, e))
            raise e
        # Handle logs empty or not found
        if r.status_code == 204 or r.status_code == 404:
            logger.info("GET {} returned a {} status code".format(url, r.status_code))
            raise EnvironmentError('Could not locate logs')
        # Handle unanticipated status codes
        if r.status_code != 200:
            logger.error("Error accessing deis-logger: GET {} returned a {} status code"
                         .format(url, r.status_code))
            raise EnvironmentError('Error accessing deis-logger')
        return r.content