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1#! /usr/bin/python
2
3import os
4import sys
5import glob
6import optparse
7import tempfile
8import logging
9import shutil
10import ConfigParser
11
12class Fail(Exception):
13 def __init__(self, test, msg):
14 self.msg = msg
15 self.test = test
16 def getMsg(self):
17 return '\'%s\' - %s' % (self.test.path, self.msg)
18
19class Unsup(Exception):
20 def __init__(self, test):
21 self.test = test
22 def getMsg(self):
23 return '\'%s\'' % self.test.path
24
25class Event(dict):
26 terms = [
27 'cpu',
28 'flags',
29 'type',
30 'size',
31 'config',
32 'sample_period',
33 'sample_type',
34 'read_format',
35 'disabled',
36 'inherit',
37 'pinned',
38 'exclusive',
39 'exclude_user',
40 'exclude_kernel',
41 'exclude_hv',
42 'exclude_idle',
43 'mmap',
44 'comm',
45 'freq',
46 'inherit_stat',
47 'enable_on_exec',
48 'task',
49 'watermark',
50 'precise_ip',
51 'mmap_data',
52 'sample_id_all',
53 'exclude_host',
54 'exclude_guest',
55 'exclude_callchain_kernel',
56 'exclude_callchain_user',
57 'wakeup_events',
58 'bp_type',
59 'config1',
60 'config2',
61 'branch_sample_type',
62 'sample_regs_user',
63 'sample_stack_user',
64 ]
65
66 def add(self, data):
67 for key, val in data:
68 log.debug(" %s = %s" % (key, val))
69 self[key] = val
70
71 def __init__(self, name, data, base):
72 log.debug(" Event %s" % name);
73 self.name = name;
74 self.group = ''
75 self.add(base)
76 self.add(data)
77
78 def compare_data(self, a, b):
79 # Allow multiple values in assignment separated by '|'
80 a_list = a.split('|')
81 b_list = b.split('|')
82
83 for a_item in a_list:
84 for b_item in b_list:
85 if (a_item == b_item):
86 return True
87 elif (a_item == '*') or (b_item == '*'):
88 return True
89
90 return False
91
92 def equal(self, other):
93 for t in Event.terms:
94 log.debug(" [%s] %s %s" % (t, self[t], other[t]));
95 if not self.has_key(t) or not other.has_key(t):
96 return False
97 if not self.compare_data(self[t], other[t]):
98 return False
99 return True
100
101 def diff(self, other):
102 for t in Event.terms:
103 if not self.has_key(t) or not other.has_key(t):
104 continue
105 if not self.compare_data(self[t], other[t]):
106 log.warning("expected %s=%s, got %s" % (t, self[t], other[t]))
107
108# Test file description needs to have following sections:
109# [config]
110# - just single instance in file
111# - needs to specify:
112# 'command' - perf command name
113# 'args' - special command arguments
114# 'ret' - expected command return value (0 by default)
115#
116# [eventX:base]
117# - one or multiple instances in file
118# - expected values assignments
119class Test(object):
120 def __init__(self, path, options):
121 parser = ConfigParser.SafeConfigParser()
122 parser.read(path)
123
124 log.warning("running '%s'" % path)
125
126 self.path = path
127 self.test_dir = options.test_dir
128 self.perf = options.perf
129 self.command = parser.get('config', 'command')
130 self.args = parser.get('config', 'args')
131
132 try:
133 self.ret = parser.get('config', 'ret')
134 except:
135 self.ret = 0
136
137 self.expect = {}
138 self.result = {}
139 log.debug(" loading expected events");
140 self.load_events(path, self.expect)
141
142 def is_event(self, name):
143 if name.find("event") == -1:
144 return False
145 else:
146 return True
147
148 def load_events(self, path, events):
149 parser_event = ConfigParser.SafeConfigParser()
150 parser_event.read(path)
151
152 # The event record section header contains 'event' word,
153 # optionaly followed by ':' allowing to load 'parent
154 # event' first as a base
155 for section in filter(self.is_event, parser_event.sections()):
156
157 parser_items = parser_event.items(section);
158 base_items = {}
159
160 # Read parent event if there's any
161 if (':' in section):
162 base = section[section.index(':') + 1:]
163 parser_base = ConfigParser.SafeConfigParser()
164 parser_base.read(self.test_dir + '/' + base)
165 base_items = parser_base.items('event')
166
167 e = Event(section, parser_items, base_items)
168 events[section] = e
169
170 def run_cmd(self, tempdir):
171 cmd = "PERF_TEST_ATTR=%s %s %s -o %s/perf.data %s" % (tempdir,
172 self.perf, self.command, tempdir, self.args)
173 ret = os.WEXITSTATUS(os.system(cmd))
174
175 log.info(" '%s' ret %d " % (cmd, ret))
176
177 if ret != int(self.ret):
178 raise Unsup(self)
179
180 def compare(self, expect, result):
181 match = {}
182
183 log.debug(" compare");
184
185 # For each expected event find all matching
186 # events in result. Fail if there's not any.
187 for exp_name, exp_event in expect.items():
188 exp_list = []
189 log.debug(" matching [%s]" % exp_name)
190 for res_name, res_event in result.items():
191 log.debug(" to [%s]" % res_name)
192 if (exp_event.equal(res_event)):
193 exp_list.append(res_name)
194 log.debug(" ->OK")
195 else:
196 log.debug(" ->FAIL");
197
198 log.debug(" match: [%s] matches %s" % (exp_name, str(exp_list)))
199
200 # we did not any matching event - fail
201 if (not exp_list):
202 exp_event.diff(res_event)
203 raise Fail(self, 'match failure');
204
205 match[exp_name] = exp_list
206
207 # For each defined group in the expected events
208 # check we match the same group in the result.
209 for exp_name, exp_event in expect.items():
210 group = exp_event.group
211
212 if (group == ''):
213 continue
214
215 for res_name in match[exp_name]:
216 res_group = result[res_name].group
217 if res_group not in match[group]:
218 raise Fail(self, 'group failure')
219
220 log.debug(" group: [%s] matches group leader %s" %
221 (exp_name, str(match[group])))
222
223 log.debug(" matched")
224
225 def resolve_groups(self, events):
226 for name, event in events.items():
227 group_fd = event['group_fd'];
228 if group_fd == '-1':
229 continue;
230
231 for iname, ievent in events.items():
232 if (ievent['fd'] == group_fd):
233 event.group = iname
234 log.debug('[%s] has group leader [%s]' % (name, iname))
235 break;
236
237 def run(self):
238 tempdir = tempfile.mkdtemp();
239
240 try:
241 # run the test script
242 self.run_cmd(tempdir);
243
244 # load events expectation for the test
245 log.debug(" loading result events");
246 for f in glob.glob(tempdir + '/event*'):
247 self.load_events(f, self.result);
248
249 # resolve group_fd to event names
250 self.resolve_groups(self.expect);
251 self.resolve_groups(self.result);
252
253 # do the expectation - results matching - both ways
254 self.compare(self.expect, self.result)
255 self.compare(self.result, self.expect)
256
257 finally:
258 # cleanup
259 shutil.rmtree(tempdir)
260
261
262def run_tests(options):
263 for f in glob.glob(options.test_dir + '/' + options.test):
264 try:
265 Test(f, options).run()
266 except Unsup, obj:
267 log.warning("unsupp %s" % obj.getMsg())
268
269def setup_log(verbose):
270 global log
271 level = logging.CRITICAL
272
273 if verbose == 1:
274 level = logging.WARNING
275 if verbose == 2:
276 level = logging.INFO
277 if verbose >= 3:
278 level = logging.DEBUG
279
280 log = logging.getLogger('test')
281 log.setLevel(level)
282 ch = logging.StreamHandler()
283 ch.setLevel(level)
284 formatter = logging.Formatter('%(message)s')
285 ch.setFormatter(formatter)
286 log.addHandler(ch)
287
288USAGE = '''%s [OPTIONS]
289 -d dir # tests dir
290 -p path # perf binary
291 -t test # single test
292 -v # verbose level
293''' % sys.argv[0]
294
295def main():
296 parser = optparse.OptionParser(usage=USAGE)
297
298 parser.add_option("-t", "--test",
299 action="store", type="string", dest="test")
300 parser.add_option("-d", "--test-dir",
301 action="store", type="string", dest="test_dir")
302 parser.add_option("-p", "--perf",
303 action="store", type="string", dest="perf")
304 parser.add_option("-v", "--verbose",
305 action="count", dest="verbose")
306
307 options, args = parser.parse_args()
308 if args:
309 parser.error('FAILED wrong arguments %s' % ' '.join(args))
310 return -1
311
312 setup_log(options.verbose)
313
314 if not options.test_dir:
315 print 'FAILED no -d option specified'
316 sys.exit(-1)
317
318 if not options.test:
319 options.test = 'test*'
320
321 try:
322 run_tests(options)
323
324 except Fail, obj:
325 print "FAILED %s" % obj.getMsg();
326 sys.exit(-1)
327
328 sys.exit(0)
329
330if __name__ == '__main__':
331 main()
1#! /usr/bin/python
2
3import os
4import sys
5import glob
6import optparse
7import tempfile
8import logging
9import shutil
10import ConfigParser
11
12class Fail(Exception):
13 def __init__(self, test, msg):
14 self.msg = msg
15 self.test = test
16 def getMsg(self):
17 return '\'%s\' - %s' % (self.test.path, self.msg)
18
19class Unsup(Exception):
20 def __init__(self, test):
21 self.test = test
22 def getMsg(self):
23 return '\'%s\'' % self.test.path
24
25class Event(dict):
26 terms = [
27 'cpu',
28 'flags',
29 'type',
30 'size',
31 'config',
32 'sample_period',
33 'sample_type',
34 'read_format',
35 'disabled',
36 'inherit',
37 'pinned',
38 'exclusive',
39 'exclude_user',
40 'exclude_kernel',
41 'exclude_hv',
42 'exclude_idle',
43 'mmap',
44 'comm',
45 'freq',
46 'inherit_stat',
47 'enable_on_exec',
48 'task',
49 'watermark',
50 'precise_ip',
51 'mmap_data',
52 'sample_id_all',
53 'exclude_host',
54 'exclude_guest',
55 'exclude_callchain_kernel',
56 'exclude_callchain_user',
57 'wakeup_events',
58 'bp_type',
59 'config1',
60 'config2',
61 'branch_sample_type',
62 'sample_regs_user',
63 'sample_stack_user',
64 ]
65
66 def add(self, data):
67 for key, val in data:
68 log.debug(" %s = %s" % (key, val))
69 self[key] = val
70
71 def __init__(self, name, data, base):
72 log.debug(" Event %s" % name);
73 self.name = name;
74 self.group = ''
75 self.add(base)
76 self.add(data)
77
78 def compare_data(self, a, b):
79 # Allow multiple values in assignment separated by '|'
80 a_list = a.split('|')
81 b_list = b.split('|')
82
83 for a_item in a_list:
84 for b_item in b_list:
85 if (a_item == b_item):
86 return True
87 elif (a_item == '*') or (b_item == '*'):
88 return True
89
90 return False
91
92 def equal(self, other):
93 for t in Event.terms:
94 log.debug(" [%s] %s %s" % (t, self[t], other[t]));
95 if not self.has_key(t) or not other.has_key(t):
96 return False
97 if not self.compare_data(self[t], other[t]):
98 return False
99 return True
100
101 def diff(self, other):
102 for t in Event.terms:
103 if not self.has_key(t) or not other.has_key(t):
104 continue
105 if not self.compare_data(self[t], other[t]):
106 log.warning("expected %s=%s, got %s" % (t, self[t], other[t]))
107
108
109# Test file description needs to have following sections:
110# [config]
111# - just single instance in file
112# - needs to specify:
113# 'command' - perf command name
114# 'args' - special command arguments
115# 'ret' - expected command return value (0 by default)
116#
117# [eventX:base]
118# - one or multiple instances in file
119# - expected values assignments
120class Test(object):
121 def __init__(self, path, options):
122 parser = ConfigParser.SafeConfigParser()
123 parser.read(path)
124
125 log.warning("running '%s'" % path)
126
127 self.path = path
128 self.test_dir = options.test_dir
129 self.perf = options.perf
130 self.command = parser.get('config', 'command')
131 self.args = parser.get('config', 'args')
132
133 try:
134 self.ret = parser.get('config', 'ret')
135 except:
136 self.ret = 0
137
138 self.expect = {}
139 self.result = {}
140 log.debug(" loading expected events");
141 self.load_events(path, self.expect)
142
143 def is_event(self, name):
144 if name.find("event") == -1:
145 return False
146 else:
147 return True
148
149 def load_events(self, path, events):
150 parser_event = ConfigParser.SafeConfigParser()
151 parser_event.read(path)
152
153 # The event record section header contains 'event' word,
154 # optionaly followed by ':' allowing to load 'parent
155 # event' first as a base
156 for section in filter(self.is_event, parser_event.sections()):
157
158 parser_items = parser_event.items(section);
159 base_items = {}
160
161 # Read parent event if there's any
162 if (':' in section):
163 base = section[section.index(':') + 1:]
164 parser_base = ConfigParser.SafeConfigParser()
165 parser_base.read(self.test_dir + '/' + base)
166 base_items = parser_base.items('event')
167
168 e = Event(section, parser_items, base_items)
169 events[section] = e
170
171 def run_cmd(self, tempdir):
172 cmd = "PERF_TEST_ATTR=%s %s %s -o %s/perf.data %s" % (tempdir,
173 self.perf, self.command, tempdir, self.args)
174 ret = os.WEXITSTATUS(os.system(cmd))
175
176 log.info(" '%s' ret %d " % (cmd, ret))
177
178 if ret != int(self.ret):
179 raise Unsup(self)
180
181 def compare(self, expect, result):
182 match = {}
183
184 log.debug(" compare");
185
186 # For each expected event find all matching
187 # events in result. Fail if there's not any.
188 for exp_name, exp_event in expect.items():
189 exp_list = []
190 log.debug(" matching [%s]" % exp_name)
191 for res_name, res_event in result.items():
192 log.debug(" to [%s]" % res_name)
193 if (exp_event.equal(res_event)):
194 exp_list.append(res_name)
195 log.debug(" ->OK")
196 else:
197 log.debug(" ->FAIL");
198
199 log.debug(" match: [%s] matches %s" % (exp_name, str(exp_list)))
200
201 # we did not any matching event - fail
202 if (not exp_list):
203 exp_event.diff(res_event)
204 raise Fail(self, 'match failure');
205
206 match[exp_name] = exp_list
207
208 # For each defined group in the expected events
209 # check we match the same group in the result.
210 for exp_name, exp_event in expect.items():
211 group = exp_event.group
212
213 if (group == ''):
214 continue
215
216 for res_name in match[exp_name]:
217 res_group = result[res_name].group
218 if res_group not in match[group]:
219 raise Fail(self, 'group failure')
220
221 log.debug(" group: [%s] matches group leader %s" %
222 (exp_name, str(match[group])))
223
224 log.debug(" matched")
225
226 def resolve_groups(self, events):
227 for name, event in events.items():
228 group_fd = event['group_fd'];
229 if group_fd == '-1':
230 continue;
231
232 for iname, ievent in events.items():
233 if (ievent['fd'] == group_fd):
234 event.group = iname
235 log.debug('[%s] has group leader [%s]' % (name, iname))
236 break;
237
238 def run(self):
239 tempdir = tempfile.mkdtemp();
240
241 try:
242 # run the test script
243 self.run_cmd(tempdir);
244
245 # load events expectation for the test
246 log.debug(" loading result events");
247 for f in glob.glob(tempdir + '/event*'):
248 self.load_events(f, self.result);
249
250 # resolve group_fd to event names
251 self.resolve_groups(self.expect);
252 self.resolve_groups(self.result);
253
254 # do the expectation - results matching - both ways
255 self.compare(self.expect, self.result)
256 self.compare(self.result, self.expect)
257
258 finally:
259 # cleanup
260 shutil.rmtree(tempdir)
261
262
263def run_tests(options):
264 for f in glob.glob(options.test_dir + '/' + options.test):
265 try:
266 Test(f, options).run()
267 except Unsup, obj:
268 log.warning("unsupp %s" % obj.getMsg())
269
270def setup_log(verbose):
271 global log
272 level = logging.CRITICAL
273
274 if verbose == 1:
275 level = logging.WARNING
276 if verbose == 2:
277 level = logging.INFO
278 if verbose >= 3:
279 level = logging.DEBUG
280
281 log = logging.getLogger('test')
282 log.setLevel(level)
283 ch = logging.StreamHandler()
284 ch.setLevel(level)
285 formatter = logging.Formatter('%(message)s')
286 ch.setFormatter(formatter)
287 log.addHandler(ch)
288
289USAGE = '''%s [OPTIONS]
290 -d dir # tests dir
291 -p path # perf binary
292 -t test # single test
293 -v # verbose level
294''' % sys.argv[0]
295
296def main():
297 parser = optparse.OptionParser(usage=USAGE)
298
299 parser.add_option("-t", "--test",
300 action="store", type="string", dest="test")
301 parser.add_option("-d", "--test-dir",
302 action="store", type="string", dest="test_dir")
303 parser.add_option("-p", "--perf",
304 action="store", type="string", dest="perf")
305 parser.add_option("-v", "--verbose",
306 action="count", dest="verbose")
307
308 options, args = parser.parse_args()
309 if args:
310 parser.error('FAILED wrong arguments %s' % ' '.join(args))
311 return -1
312
313 setup_log(options.verbose)
314
315 if not options.test_dir:
316 print 'FAILED no -d option specified'
317 sys.exit(-1)
318
319 if not options.test:
320 options.test = 'test*'
321
322 try:
323 run_tests(options)
324
325 except Fail, obj:
326 print "FAILED %s" % obj.getMsg();
327 sys.exit(-1)
328
329 sys.exit(0)
330
331if __name__ == '__main__':
332 main()