def set_client_id(self):
""" Sets client_id to the return packet from server if present. """
if len(self.server_message):
self.client_id = self.server_message[0]
test_log.debug('id received: {}'.format(self.client_id))
else:
test_log.debug('Id request returned no information')
self.handle_close()
def set_run_test(self):
""" Sets run_test to the return packet from server if present """
if len(self.server_message):
test_log.debug('running test from server: {} {}'.format(self.server_message[0], self.server_message[1]))
function_args = [int(arg) for arg in self.server_message[1].split(',')]
self.run_test = self.test_handler[self.server_message[0]](*function_args)
self.run()
else:
test_log.debug('no test found, ending session')
self.handle_close()
def run(self):
""" Sends test information for run_test to server. Then forks to run test in child.
Continues to log any information from run_test.message_queue until
run_test.end_of_test is set by the test. Ends the connection gracefully.
"""
if self.run_test:
test_log.debug('Starting test')
self.send(Config.API_RUNNING_TEST + Config.API_DELIMITER + self.run_test.get_test_name() +
Config.API_DELIMITER + self.run_test.get_test_args() + Config.TERMINATOR)
test_process = multiprocessing.Process(target=self.run_test.run)
test_process.start()
while not self.run_test.end_of_test.is_set():
if not self.run_test.message_queue.empty():
self.send(self.run_test.message_queue.get())
test_log.debug('Test ended')
self.end()
else:
test_log.debug('No running test')
self.handle_close()
def handle_error(self):
typ, val, traceback = sys.exc_info()
test_log.debug('Connection closed: ' + str(val))
self.close()
def end(self):
test_log.debug('Ending session')
self.send(Config.API_CLIENT_END + Config.TERMINATOR)
self.handle_close()
def log_unknown_server_command(self):
test_log.debug('Unknown command, ending session' + self.server_header)
self.handle_close()
def handle_close(self):
test_log.debug('Socket closed')
self.shutdown(socket.SHUT_RDWR)
self.close()
test_log.debug('Ending session')
self.send(Config.API_CLIENT_END + Config.TERMINATOR)
self.handle_close()
if __name__ == '__main__':
# Spin up a client to connect to the test server. Input arguments are for the file write test,
# more can be added to support additional tests.
parser = argparse.ArgumentParser()
parser.add_argument('-t', '--timeout', dest='timeout', default=10, type=int,
help='runtime for client')
parser.add_argument('-f', '--filesize', dest='file_size', default=10, type=int,
help='chunk size of test files')
cmd_input = parser.parse_args()
if len(sys.argv) > 1:
test_log.debug('custom test {}'.format(cmd_input))
client = TestClient(Config.HOST, Config.PORT, FileWriteTest(cmd_input.timeout, cmd_input.file_size))
else:
client = TestClient(Config.HOST, Config.PORT)
try:
client.connect_to_host()
except KeyboardInterrupt:
test_log.debug('Ended via keyboard interrupt')
except Exception as e:
test_log.debug('Faulted during execution.')
raise e
finally:
client.close()
