1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
|
#!/usr/bin/env python
import subprocess
import time
import os
import sys
from optparse import OptionParser
from shutil import rmtree
from txstatsd.metrics.metrics import Metrics
from txstatsd.client import UdpStatsDClient
from u1perftest import PerfTest
from u1perftest.util import (format_speed_value,
format_size_value, setup_logging)
from random import randint
TESTDIR="dropbox-perftest-tmp"
class DropboxClient(object):
"""Simple Dropbox client which uses dropbox cli app"""
def __init__(self):
pass
def _run(self, command):
process = subprocess.Popen(["dropbox", command],
stdout=subprocess.PIPE)
stdout = process.communicate()[0]
process.wait()
returncode = process.returncode
return [returncode, stdout.strip()]
def is_running(self):
response = self._run("running")
if response[0] == 1:
return True
return False
def start(self):
return self._run("start")
def stop(self):
return self._run("stop")
def _ensure_running(self):
if not self.is_running():
self.start()
def status(self):
self._ensure_running()
response = self._run("status")
return response
class DropboxPerfTest(PerfTest):
def __init__(self):
super(DropboxPerfTest, self).__init__()
self.client = DropboxClient()
self.is_timeout = False
self.started = None
self.error = False
self.graph_prefix = None
self.started_time = None
def _check_timeout(self):
# mainloop might been better
# this relies on the fact that dropbox is not hanging
current_time = time.time()
delta = current_time - self.started_time
if self.timeout and delta > self.timeout:
self.is_timeout = True
self.metrics.increment("error", 1)
raise Exception("Timeout")
def run(self, options):
self._parse_common_options(options)
path_to_file = TESTDIR
self.root = os.path.join(os.getenv('HOME'), 'Dropbox')
self.started_time = time.time()
self.logger.debug("Dropbox dir is %s", self.root)
if os.path.exists(os.path.join(self.root, TESTDIR)):
self.logger.info("Found old directory, cleaning up")
self.cleanup_files()
self.logger.info("Waiting for Dropbox to be Idle...")
while self.client.status()[1] != 'Idle':
self._check_timeout()
time.sleep(1)
self.logger.info("Dropbox is idle")
time_created = time.time()
# ensuring that dropbox is disconnected before generating the files to
# avoid unlimited speed readings
self.client.stop()
self._generate_files(TESTDIR)
self.client.start()
self.logger.info("Dropbox is working, waiting to become idle")
while self.client.status()[1] != 'Idle':
self._check_timeout()
time.sleep(1)
delta = time.time() - time_created
rate = self.file_count / delta
self.logger.info("Completed queue in %d sec (%d items/s)", delta, rate)
if self.track_queues:
self.metrics.gauge("meta_queue", rate)
# since we cannot find out about the actual file size transferring, we
# will count the file_size * file_count / delta
if self.track_speed:
# do not use on 0 file_size
speed = self.file_size * self.file_count / delta
self.logger.info("Upload speed: %s", format_speed_value(speed))
self.metrics.gauge("upload_speed", speed)
# now cleanup
self.cleanup_files()
def cleanup_files(self):
old = os.path.join(self.root, TESTDIR)
new = os.path.join(self.root, "..", "trash")
if os.path.exists(new):
rmtree(new)
os.rename(old, new)
rmtree(new)
if __name__ == "__main__":
parser = OptionParser(usage="%prog [--options]")
parser.add_option("--log", dest="log", default=None,
help="Log file to write to")
parser.add_option("--graph-prefix", dest="graph_prefix",
default="perf.dropbox",
help="Prefix for statsd")
parser.add_option("--file-size", dest="file_size",
default=200,
help="Size of the files created")
parser.add_option("--file-count", dest="file_count",
default=200,
help="Number of the files to create")
parser.add_option("--track-speed", dest="track_speed",
default=False, action="store_true",
help="Send upload_speed data")
parser.add_option("--track-queues", dest="track_queues",
default=False, action="store_true",
help="Send meta_queue processing speed data")
parser.add_option("--timeout", dest="timeout",
default=None,
help="Set timeout in seconds")
parser.add_option("--statsd", dest="statsd",
default=None,
help="host:port for statsd server")
options, args = parser.parse_args()
app = DropboxPerfTest()
app.run(options)
if app.error:
sys.exit(1)
|