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- import sys
- from datetime import datetime
- from threading import Thread
- import Queue
-
- from boto.utils import RequestHook
- from boto.compat import long_type
-
-
- class RequestLogger(RequestHook):
- """
- This class implements a request logger that uses a single thread to
- write to a log file.
- """
- def __init__(self, filename='/tmp/request_log.csv'):
- self.request_log_file = open(filename, 'w')
- self.request_log_queue = Queue.Queue(100)
- Thread(target=self._request_log_worker).start()
-
- def handle_request_data(self, request, response, error=False):
- len = 0 if error else response.getheader('Content-Length')
- now = datetime.now()
- time = now.strftime('%Y-%m-%d %H:%M:%S')
- td = (now - request.start_time)
- duration = (td.microseconds + long_type(td.seconds + td.days * 24 * 3600) * 1e6) / 1e6
-
- # write output including timestamp, status code, response time, response size, request action
- self.request_log_queue.put("'%s', '%s', '%s', '%s', '%s'\n" % (time, response.status, duration, len, request.params['Action']))
-
- def _request_log_worker(self):
- while True:
- try:
- item = self.request_log_queue.get(True)
- self.request_log_file.write(item)
- self.request_log_file.flush()
- self.request_log_queue.task_done()
- except:
- import traceback
- traceback.print_exc(file=sys.stdout)
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