1 ##############################################################################
2 # Copyright (c) 2015 Huawei Technologies Co.,Ltd and others.
4 # All rights reserved. This program and the accompanying materials
5 # are made available under the terms of the Apache License, Version 2.0
6 # which accompanies this distribution, and is available at
7 # http://www.apache.org/licenses/LICENSE-2.0
8 ##############################################################################
12 import vstf.common.constants as cst
13 import vstf.common.decorator as deco
14 from vstf.common import perfmark as mark
15 from vstf.common.utils import kill_by_name, my_popen
19 LOG = logging.getLogger(__name__)
22 class Netperf(object):
25 self._send_processes = []
28 "tcp_lat": "TCP_STREAM",
29 "tcp_bw": "TCP_STREAM",
30 "udp_lat": "UDP_STREAM",
31 "udp_bw": "UDP_STREAM",
34 @deco.check("protocol", choices=cst.PROTOCOLS)
35 @deco.check("namespace", defaults=None)
37 @deco.check("time", defaults=0)
38 @deco.check("size", defaults=64)
39 @deco.check("threads", defaults=1)
40 def send_start(self, **kwargs):
41 threads = kwargs.pop('threads')
42 kwargs['buf'] = cst.SOCKET_BUF
43 if kwargs['protocol'] in ['tcp_lat', 'udp_lat']:
48 cmd = self.format_send_start(**kwargs)
49 LOG.info("cmd:%s", cmd)
51 for _ in range(threads):
54 stdout=subprocess.PIPE,
55 stderr=subprocess.PIPE)
56 self._send_processes.append(process)
58 for process in self._send_processes:
62 error_str = "start netperf send success"
64 error_str = "start netperf send failed, %s" % (str(kwargs))
66 self._send_processes.remove(process)
70 def send_stop(self, **kwargs):
74 for process in self._send_processes:
79 read = "process is stopped by killed"
82 read = process.stdout.read()
83 read = self._parse_data(read)
84 results.append((ret, read))
85 self._send_processes = []
90 def _parse_data(data):
91 buf = data.splitlines()
92 data = buf[2].strip().split(',')
94 mark.minLatency: float(data[0]),
95 mark.avgLatency: float(data[1]),
96 mark.maxLatency: float(data[2])
101 def format_send_start(self, **kwargs):
102 # cmd = "netperf -H %(dst_ip)s -t %(type)s -l %(time)s -- -m %(pkt_size)s "
103 cmd = "netperf -H %(dst_ip)s -t %(type)s -l %(time)s " \
104 "-- -m %(pkt_size)s -s %(buf)s -S %(buf)s -o MIN_LATENCY,MEAN_LATENCY,MAX_LATENCY"
106 'dst_ip': kwargs['dst'][0]['ip'],
107 'type': self._typemap[kwargs['protocol']],
108 'time': kwargs['time'],
109 'pkt_size': kwargs['size'],
110 'buf': kwargs['buf'],
116 def format_receive_start(self, **kwargs):
120 @deco.check("namespace")
121 def receive_start(self, **kwargs):
123 cmd = self.format_receive_start(**kwargs)
124 LOG.info("cmd:%s", cmd)
128 stdout=subprocess.PIPE,
129 stderr=subprocess.PIPE)
133 error_str = "start netserver failed, %s" % (str(kwargs))
136 error_str = "start netserver success"
138 return ret, error_str
140 def receive_stop(self, **kwargs):
141 LOG.info("receive_stop")
143 kill_by_name('netserver')
145 error_str = "stop netserver success"
146 return ret, error_str
153 def force_clean(self):
154 LOG.info("%s %s start", self.__class__, self.force_clean.__name__)
155 kill_by_name('netserver')
156 kill_by_name('netperf')
157 self._send_processes = []
158 self._receive_processes = []
164 ret = perf.receive_start(namespace='receive')
165 print "*********receive_start***********"
169 "protocol": "udp_lat",
171 {"ip": "192.168.1.102"}
177 print perf.send_start(**send)
178 print perf._send_processes
180 print perf.send_stop()
181 print perf.receive_stop()
184 if __name__ == "__main__":
185 from vstf.common.log import setup_logging
189 log_file="/var/log/vstf/vstf-netperf.log",
190 clevel=logging.DEBUG)