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
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
|
'''
Created on May 16, 2011
@author: bungeman
'''
import bench_util
import getopt
import httplib
import itertools
import json
import os
import re
import sys
import urllib
import urllib2
import xml.sax.saxutils
# Maximum expected number of characters we expect in an svn revision.
MAX_SVN_REV_LENGTH = 5
def usage():
"""Prints simple usage information."""
print '-a <representation_alg> bench representation algorithm to use. '
print ' Defaults to "25th". See bench_util.py for details.'
print '-b <builder> name of the builder whose bench data we are checking.'
print '-d <dir> a directory containing bench_<revision>_<scalar> files.'
print '-e <file> file containing expected bench builder values/ranges.'
print ' Will raise exception if actual bench values are out of range.'
print ' See bench_expectations_<builder>.txt for data format / examples.'
print '-r <revision> the git commit hash or svn revision for checking '
print ' bench values.'
class Label:
"""The information in a label.
(str, str, str, str, {str:str})"""
def __init__(self, bench, config, time_type, settings):
self.bench = bench
self.config = config
self.time_type = time_type
self.settings = settings
def __repr__(self):
return "Label(%s, %s, %s, %s)" % (
str(self.bench),
str(self.config),
str(self.time_type),
str(self.settings),
)
def __str__(self):
return "%s_%s_%s_%s" % (
str(self.bench),
str(self.config),
str(self.time_type),
str(self.settings),
)
def __eq__(self, other):
return (self.bench == other.bench and
self.config == other.config and
self.time_type == other.time_type and
self.settings == other.settings)
def __hash__(self):
return (hash(self.bench) ^
hash(self.config) ^
hash(self.time_type) ^
hash(frozenset(self.settings.iteritems())))
def parse_dir(directory, default_settings, revision, rep):
"""Parses bench data from bench logs files.
revision can be either svn revision or git commit hash.
"""
revision_data_points = [] # list of BenchDataPoint
file_list = os.listdir(directory)
file_list.sort()
for bench_file in file_list:
scalar_type = None
# Scalar type, if any, is in the bench filename after revision
if (len(revision) > MAX_SVN_REV_LENGTH and
bench_file.startswith('bench_' + revision + '_')):
# The revision is GIT commit hash.
scalar_type = bench_file[len(revision) + len('bench_') + 1:]
elif (bench_file.startswith('bench_r' + revision + '_') and
revision.isdigit()):
# The revision is SVN number
scalar_type = bench_file[len(revision) + len('bench_r') + 1:]
else:
continue
file_handle = open(directory + '/' + bench_file, 'r')
default_settings['scalar'] = scalar_type
revision_data_points.extend(
bench_util.parse(default_settings, file_handle, rep))
file_handle.close()
return revision_data_points
def create_bench_dict(revision_data_points):
"""Convert current revision data into a dictionary of line data.
Args:
revision_data_points: a list of bench data points
Returns:
a dictionary of this form:
keys = Label objects
values = the corresponding bench value
"""
bench_dict = {}
for point in revision_data_points:
point_name = Label(point.bench,point.config,point.time_type,
point.settings)
if point_name not in bench_dict:
bench_dict[point_name] = point.time
else:
raise Exception('Duplicate expectation entry: ' + str(point_name))
return bench_dict
def read_expectations(expectations, filename):
"""Reads expectations data from file and put in expectations dict."""
for expectation in open(filename).readlines():
elements = expectation.strip().split(',')
if not elements[0] or elements[0].startswith('#'):
continue
if len(elements) != 5:
raise Exception("Invalid expectation line format: %s" %
expectation)
bench_entry = elements[0] + ',' + elements[1]
if bench_entry in expectations:
raise Exception("Dup entries for bench expectation %s" %
bench_entry)
# [<Bench_BmpConfig_TimeType>,<Platform-Alg>] -> (LB, UB)
expectations[bench_entry] = (float(elements[-2]),
float(elements[-1]))
def check_expectations(lines, expectations, revision, key_suffix):
"""Check if there are benches in the given revising out of range.
"""
# The platform for this bot, to pass to the dashboard plot.
platform = key_suffix[ : key_suffix.rfind('-')]
exceptions = []
for line in lines:
line_str = str(line)
line_str = line_str[ : line_str.find('_{')]
bench_platform_key = line_str + ',' + key_suffix
if bench_platform_key not in expectations:
continue
this_bench_value = lines[line]
this_min, this_max = expectations[bench_platform_key]
if this_bench_value < this_min or this_bench_value > this_max:
exception = 'Bench %s value %s out of range [%s, %s].' % (
bench_platform_key, this_bench_value, this_min, this_max)
exceptions.append(exception)
if exceptions:
raise Exception('Bench values out of range:\n' +
'\n'.join(exceptions))
def main():
"""Parses command line and checks bench expectations."""
try:
opts, _ = getopt.getopt(sys.argv[1:],
"a:b:d:e:r:",
"default-setting=")
except getopt.GetoptError, err:
print str(err)
usage()
sys.exit(2)
directory = None
bench_expectations = {}
rep = '25th' # bench representation algorithm, default to 25th
rev = None # git commit hash or svn revision number
bot = None
try:
for option, value in opts:
if option == "-a":
rep = value
elif option == "-b":
bot = value
elif option == "-d":
directory = value
elif option == "-e":
read_expectations(bench_expectations, value)
elif option == "-r":
rev = value
else:
usage()
assert False, "unhandled option"
except ValueError:
usage()
sys.exit(2)
if directory is None or bot is None or rev is None:
usage()
sys.exit(2)
platform_and_alg = bot + '-' + rep
data_points = parse_dir(directory,
{}, # Sets default settings to empty.
rev,
rep)
bench_dict = create_bench_dict(data_points)
if bench_expectations:
check_expectations(bench_dict, bench_expectations, rev,
platform_and_alg)
if __name__ == "__main__":
main()
|
