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4ed24f86 JD |
1 | # The MIT License (MIT) |
2 | # | |
a3fa57c0 | 3 | # Copyright (C) 2015 - Julien Desfossez <jdesfossez@efficios.com> |
cee855a2 | 4 | # 2015 - Philippe Proulx <pproulx@efficios.com> |
0b250a71 | 5 | # 2015 - Antoine Busque <abusque@efficios.com> |
4ed24f86 JD |
6 | # |
7 | # Permission is hereby granted, free of charge, to any person obtaining a copy | |
8 | # of this software and associated documentation files (the "Software"), to deal | |
9 | # in the Software without restriction, including without limitation the rights | |
10 | # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
11 | # copies of the Software, and to permit persons to whom the Software is | |
12 | # furnished to do so, subject to the following conditions: | |
13 | # | |
14 | # The above copyright notice and this permission notice shall be included in | |
15 | # all copies or substantial portions of the Software. | |
16 | # | |
17 | # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
18 | # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
19 | # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
20 | # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
21 | # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
22 | # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
23 | # SOFTWARE. | |
24 | ||
323b3fd6 | 25 | import argparse |
a0acc08c | 26 | import json |
4ac5e240 | 27 | import os |
a0acc08c | 28 | import re |
0b250a71 AB |
29 | import sys |
30 | import subprocess | |
31 | from babeltrace import TraceCollection | |
a0acc08c | 32 | from . import mi |
0b250a71 AB |
33 | from .. import _version |
34 | from . import progressbar | |
35 | from .. import __version__ | |
3101128e | 36 | from ..common import version_utils |
0b250a71 AB |
37 | from ..core import analysis |
38 | from ..linuxautomaton import common | |
39 | from ..linuxautomaton import automaton | |
323b3fd6 PP |
40 | |
41 | ||
42 | class Command: | |
a0acc08c PP |
43 | _MI_BASE_TAGS = ['linux-kernel', 'lttng-analyses'] |
44 | _MI_AUTHORS = [ | |
45 | 'Julien Desfossez', | |
46 | 'Antoine Busque', | |
47 | 'Philippe Proulx', | |
48 | ] | |
49 | _MI_URL = 'https://github.com/lttng/lttng-analyses' | |
50 | ||
51 | def __init__(self, mi_mode=False): | |
b6d9132b AB |
52 | self._analysis = None |
53 | self._analysis_conf = None | |
54 | self._args = None | |
55 | self._handles = None | |
56 | self._traces = None | |
a0acc08c PP |
57 | self._ticks = 0 |
58 | self._mi_mode = mi_mode | |
323b3fd6 | 59 | self._create_automaton() |
a0acc08c PP |
60 | self._mi_setup() |
61 | ||
62 | @property | |
63 | def mi_mode(self): | |
64 | return self._mi_mode | |
323b3fd6 | 65 | |
b6d9132b | 66 | def run(self): |
74d112b5 AB |
67 | try: |
68 | self._parse_args() | |
69 | self._open_trace() | |
70 | self._create_analysis() | |
71 | self._run_analysis() | |
72 | self._close_trace() | |
73 | except KeyboardInterrupt: | |
74 | sys.exit(0) | |
b6d9132b | 75 | |
323b3fd6 | 76 | def _error(self, msg, exit_code=1): |
d6c76c60 PP |
77 | try: |
78 | import termcolor | |
79 | ||
80 | msg = termcolor.colored(msg, 'red', attrs=['bold']) | |
05684c5e | 81 | except ImportError: |
d6c76c60 PP |
82 | pass |
83 | ||
323b3fd6 PP |
84 | print(msg, file=sys.stderr) |
85 | sys.exit(exit_code) | |
86 | ||
87 | def _gen_error(self, msg, exit_code=1): | |
88 | self._error('Error: {}'.format(msg), exit_code) | |
89 | ||
90 | def _cmdline_error(self, msg, exit_code=1): | |
91 | self._error('Command line error: {}'.format(msg), exit_code) | |
92 | ||
a0acc08c PP |
93 | def _print(self, msg): |
94 | if not self._mi_mode: | |
95 | print(msg) | |
96 | ||
97 | def _mi_create_result_table(self, table_class_name, begin, end, | |
98 | subtitle=None): | |
99 | return mi.ResultTable(self._mi_table_classes[table_class_name], | |
100 | begin, end, subtitle) | |
101 | ||
102 | def _mi_setup(self): | |
103 | self._mi_table_classes = {} | |
104 | ||
105 | for tc_tuple in self._MI_TABLE_CLASSES: | |
106 | table_class = mi.TableClass(tc_tuple[0], tc_tuple[1], tc_tuple[2]) | |
107 | self._mi_table_classes[table_class.name] = table_class | |
108 | ||
109 | self._mi_clear_result_tables() | |
110 | ||
111 | def _mi_print_metadata(self): | |
112 | tags = self._MI_BASE_TAGS + self._MI_TAGS | |
113 | infos = mi.get_metadata(version=self._MI_VERSION, title=self._MI_TITLE, | |
114 | description=self._MI_DESCRIPTION, | |
115 | authors=self._MI_AUTHORS, url=self._MI_URL, | |
116 | tags=tags, | |
117 | table_classes=self._mi_table_classes.values()) | |
118 | print(json.dumps(infos)) | |
119 | ||
120 | def _mi_append_result_table(self, result_table): | |
121 | if not result_table or not result_table.rows: | |
122 | return | |
123 | ||
124 | tc_name = result_table.table_class.name | |
125 | self._mi_get_result_tables(tc_name).append(result_table) | |
126 | ||
127 | def _mi_append_result_tables(self, result_tables): | |
128 | if not result_tables: | |
129 | return | |
130 | ||
131 | for result_table in result_tables: | |
132 | self._mi_append_result_table(result_table) | |
133 | ||
134 | def _mi_clear_result_tables(self): | |
135 | self._result_tables = {} | |
136 | ||
137 | def _mi_get_result_tables(self, table_class_name): | |
138 | if table_class_name not in self._result_tables: | |
139 | self._result_tables[table_class_name] = [] | |
140 | ||
141 | return self._result_tables[table_class_name] | |
142 | ||
143 | def _mi_print(self): | |
144 | results = [] | |
145 | ||
146 | for result_tables in self._result_tables.values(): | |
147 | for result_table in result_tables: | |
148 | results.append(result_table.to_native_object()) | |
149 | ||
150 | obj = { | |
151 | 'results': results, | |
152 | } | |
153 | ||
154 | print(json.dumps(obj)) | |
155 | ||
156 | def _create_summary_result_tables(self): | |
157 | pass | |
158 | ||
bd3cd7c5 JD |
159 | def _open_trace(self): |
160 | traces = TraceCollection() | |
b6d9132b | 161 | handles = traces.add_traces_recursive(self._args.path, 'ctf') |
ced36aab | 162 | if handles == {}: |
b6d9132b | 163 | self._gen_error('Failed to open ' + self._args.path, -1) |
ced36aab | 164 | self._handles = handles |
bd3cd7c5 | 165 | self._traces = traces |
652bc6b7 | 166 | self._process_date_args() |
ee6a5866 | 167 | self._read_tracer_version() |
b6d9132b | 168 | if not self._args.skip_validation: |
d3014022 | 169 | self._check_lost_events() |
bd3cd7c5 JD |
170 | |
171 | def _close_trace(self): | |
ced36aab AB |
172 | for handle in self._handles.values(): |
173 | self._traces.remove_trace(handle) | |
bd3cd7c5 | 174 | |
ee6a5866 | 175 | def _read_tracer_version(self): |
4ac5e240 | 176 | kernel_path = None |
2dca9c55 JD |
177 | # remove the trailing / |
178 | while self._args.path.endswith('/'): | |
179 | self._args.path = self._args.path[:-1] | |
4ac5e240 AB |
180 | for root, _, _ in os.walk(self._args.path): |
181 | if root.endswith('kernel'): | |
182 | kernel_path = root | |
183 | break | |
184 | ||
185 | if kernel_path is None: | |
186 | self._gen_error('Could not find kernel trace directory') | |
187 | ||
ee6a5866 AB |
188 | try: |
189 | metadata = subprocess.getoutput( | |
4ac5e240 | 190 | 'babeltrace -o ctf-metadata "%s"' % kernel_path) |
ee6a5866 AB |
191 | except subprocess.CalledProcessError: |
192 | self._gen_error('Cannot run babeltrace on the trace, cannot read' | |
193 | ' tracer version') | |
194 | ||
195 | major_match = re.search(r'tracer_major = (\d+)', metadata) | |
196 | minor_match = re.search(r'tracer_minor = (\d+)', metadata) | |
197 | patch_match = re.search(r'tracer_patchlevel = (\d+)', metadata) | |
198 | ||
199 | if not major_match or not minor_match or not patch_match: | |
200 | self._gen_error('Malformed metadata, cannot read tracer version') | |
201 | ||
202 | self.state.tracer_version = version_utils.Version( | |
203 | int(major_match.group(1)), | |
204 | int(minor_match.group(1)), | |
205 | int(patch_match.group(1)), | |
206 | ) | |
207 | ||
d3014022 | 208 | def _check_lost_events(self): |
a0acc08c | 209 | self._print('Checking the trace for lost events...') |
d3014022 | 210 | try: |
e0bc16fe | 211 | subprocess.check_output('babeltrace "%s"' % self._args.path, |
d3014022 JD |
212 | shell=True) |
213 | except subprocess.CalledProcessError: | |
b9f05f8d AB |
214 | self._gen_error('Cannot run babeltrace on the trace, cannot verify' |
215 | ' if events were lost during the trace recording') | |
a0acc08c PP |
216 | |
217 | def _pre_analysis(self): | |
218 | pass | |
219 | ||
220 | def _post_analysis(self): | |
221 | if not self._mi_mode: | |
222 | return | |
223 | ||
224 | if self._ticks > 1: | |
225 | self._create_summary_result_tables() | |
226 | ||
227 | self._mi_print() | |
d3014022 | 228 | |
b6d9132b | 229 | def _run_analysis(self): |
a0acc08c | 230 | self._pre_analysis() |
bd3cd7c5 | 231 | progressbar.progressbar_setup(self) |
b6d9132b | 232 | |
bd3cd7c5 JD |
233 | for event in self._traces.events: |
234 | progressbar.progressbar_update(self) | |
bd3cd7c5 | 235 | self._analysis.process_event(event) |
b6d9132b AB |
236 | if self._analysis.ended: |
237 | break | |
47ba125c | 238 | self._automaton.process_event(event) |
bd3cd7c5 | 239 | |
b6d9132b AB |
240 | progressbar.progressbar_finish(self) |
241 | self._analysis.end() | |
a0acc08c | 242 | self._post_analysis() |
bd3cd7c5 | 243 | |
3664e4b0 AB |
244 | def _print_date(self, begin_ns, end_ns): |
245 | date = 'Timerange: [%s, %s]' % ( | |
b6d9132b | 246 | common.ns_to_hour_nsec(begin_ns, gmt=self._args.gmt, |
3664e4b0 | 247 | multi_day=True), |
b6d9132b | 248 | common.ns_to_hour_nsec(end_ns, gmt=self._args.gmt, |
3664e4b0 | 249 | multi_day=True)) |
a0acc08c | 250 | self._print(date) |
3664e4b0 | 251 | |
dbbdd963 PP |
252 | def _get_uniform_freq_values(self, durations): |
253 | if self._args.uniform_step is not None: | |
254 | return (self._args.uniform_min, self._args.uniform_max, | |
255 | self._args.uniform_step) | |
256 | ||
257 | if self._args.min is not None: | |
258 | self._args.uniform_min = self._args.min | |
259 | else: | |
260 | self._args.uniform_min = min(durations) | |
261 | if self._args.max is not None: | |
262 | self._args.uniform_max = self._args.max | |
263 | else: | |
264 | self._args.uniform_max = max(durations) | |
265 | ||
266 | # ns to µs | |
267 | self._args.uniform_min /= 1000 | |
268 | self._args.uniform_max /= 1000 | |
269 | self._args.uniform_step = ( | |
270 | (self._args.uniform_max - self._args.uniform_min) / | |
271 | self._args.freq_resolution | |
272 | ) | |
273 | ||
274 | return self._args.uniform_min, self._args.uniform_max, \ | |
650e7f57 | 275 | self._args.uniform_step |
dbbdd963 | 276 | |
bd3cd7c5 | 277 | def _validate_transform_common_args(self, args): |
83ad157b AB |
278 | refresh_period_ns = None |
279 | if args.refresh is not None: | |
280 | try: | |
281 | refresh_period_ns = common.duration_str_to_ns(args.refresh) | |
282 | except ValueError as e: | |
283 | self._cmdline_error(str(e)) | |
284 | ||
b6d9132b | 285 | self._analysis_conf = analysis.AnalysisConfig() |
83ad157b | 286 | self._analysis_conf.refresh_period = refresh_period_ns |
43a3c04c AB |
287 | self._analysis_conf.period_begin_ev_name = args.period_begin |
288 | self._analysis_conf.period_end_ev_name = args.period_end | |
05684c5e AB |
289 | self._analysis_conf.period_begin_key_fields = \ |
290 | args.period_begin_key.split(',') | |
291 | ||
292 | if args.period_end_key: | |
293 | self._analysis_conf.period_end_key_fields = \ | |
294 | args.period_end_key.split(',') | |
295 | else: | |
296 | self._analysis_conf.period_end_key_fields = \ | |
297 | self._analysis_conf.period_begin_key_fields | |
298 | ||
299 | if args.period_key_value: | |
300 | self._analysis_conf.period_key_value = \ | |
301 | tuple(args.period_key_value.split(',')) | |
302 | ||
a621ba35 AB |
303 | if args.cpu: |
304 | self._analysis_conf.cpu_list = args.cpu.split(',') | |
305 | self._analysis_conf.cpu_list = [int(cpu) for cpu in | |
306 | self._analysis_conf.cpu_list] | |
b6d9132b AB |
307 | |
308 | # convert min/max args from µs to ns, if needed | |
309 | if hasattr(args, 'min') and args.min is not None: | |
310 | args.min *= 1000 | |
311 | self._analysis_conf.min_duration = args.min | |
312 | if hasattr(args, 'max') and args.max is not None: | |
313 | args.max *= 1000 | |
314 | self._analysis_conf.max_duration = args.max | |
315 | ||
316 | if hasattr(args, 'procname'): | |
47ba125c | 317 | if args.procname: |
43b66dd6 | 318 | self._analysis_conf.proc_list = args.procname.split(',') |
28ad5ec8 | 319 | |
43b66dd6 AB |
320 | if hasattr(args, 'tid'): |
321 | if args.tid: | |
322 | self._analysis_conf.tid_list = args.tid.split(',') | |
323 | self._analysis_conf.tid_list = [int(tid) for tid in | |
324 | self._analysis_conf.tid_list] | |
f89605f0 | 325 | |
1a68e04c AB |
326 | if hasattr(args, 'freq'): |
327 | args.uniform_min = None | |
328 | args.uniform_max = None | |
329 | args.uniform_step = None | |
330 | ||
dbbdd963 PP |
331 | if args.freq_series: |
332 | # implies uniform buckets | |
333 | args.freq_uniform = True | |
334 | ||
a0acc08c PP |
335 | if self._mi_mode: |
336 | # force no progress in MI mode | |
337 | args.no_progress = True | |
338 | ||
339 | # print MI metadata if required | |
340 | if args.metadata: | |
341 | self._mi_print_metadata() | |
342 | sys.exit(0) | |
343 | ||
344 | # validate path argument (required at this point) | |
345 | if not args.path: | |
346 | self._cmdline_error('Please specify a trace path') | |
347 | ||
348 | if type(args.path) is list: | |
349 | args.path = args.path[0] | |
350 | ||
b6d9132b AB |
351 | def _validate_transform_args(self, args): |
352 | pass | |
f89605f0 | 353 | |
323b3fd6 PP |
354 | def _parse_args(self): |
355 | ap = argparse.ArgumentParser(description=self._DESC) | |
356 | ||
357 | # common arguments | |
83ad157b AB |
358 | ap.add_argument('-r', '--refresh', type=str, |
359 | help='Refresh period, with optional units suffix ' | |
360 | '(default units: s)') | |
a0acc08c PP |
361 | ap.add_argument('--gmt', action='store_true', |
362 | help='Manipulate timestamps based on GMT instead ' | |
363 | 'of local time') | |
73b71522 | 364 | ap.add_argument('--skip-validation', action='store_true', |
d3014022 | 365 | help='Skip the trace validation') |
bd3cd7c5 JD |
366 | ap.add_argument('--begin', type=str, help='start time: ' |
367 | 'hh:mm:ss[.nnnnnnnnn]') | |
368 | ap.add_argument('--end', type=str, help='end time: ' | |
369 | 'hh:mm:ss[.nnnnnnnnn]') | |
43a3c04c AB |
370 | ap.add_argument('--period-begin', type=str, |
371 | help='Analysis period start marker event name') | |
372 | ap.add_argument('--period-end', type=str, | |
373 | help='Analysis period end marker event name ' | |
374 | '(requires --period-begin)') | |
05684c5e | 375 | ap.add_argument('--period-begin-key', type=str, default='cpu_id', |
b9f05f8d AB |
376 | help='Optional, list of event field names used to ' |
377 | 'match period markers (default: cpu_id)') | |
05684c5e AB |
378 | ap.add_argument('--period-end-key', type=str, |
379 | help='Optional, list of event field names used to ' | |
380 | 'match period marker. If none specified, use the same ' | |
381 | ' --period-begin-key') | |
382 | ap.add_argument('--period-key-value', type=str, | |
383 | help='Optional, define a fixed key value to which a' | |
384 | ' period must correspond to be considered.') | |
a621ba35 AB |
385 | ap.add_argument('--cpu', type=str, |
386 | help='Filter the results only for this list of ' | |
387 | 'CPU IDs') | |
a0acc08c PP |
388 | ap.add_argument('--timerange', type=str, help='time range: ' |
389 | '[begin,end]') | |
323b3fd6 | 390 | ap.add_argument('-V', '--version', action='version', |
d97f5cb2 | 391 | version='LTTng Analyses v' + __version__) |
323b3fd6 | 392 | |
a0acc08c PP |
393 | # MI mode-dependent arguments |
394 | if self._mi_mode: | |
395 | ap.add_argument('--metadata', action='store_true', | |
b9f05f8d AB |
396 | help='Show analysis\'s metadata') |
397 | ap.add_argument('path', metavar='<path/to/trace>', | |
398 | help='trace path', nargs='*') | |
a0acc08c PP |
399 | else: |
400 | ap.add_argument('--no-progress', action='store_true', | |
401 | help='Don\'t display the progress bar') | |
b9f05f8d AB |
402 | ap.add_argument('path', metavar='<path/to/trace>', |
403 | help='trace path') | |
a0acc08c | 404 | |
b6d9132b AB |
405 | # Used to add command-specific args |
406 | self._add_arguments(ap) | |
323b3fd6 | 407 | |
b6d9132b | 408 | args = ap.parse_args() |
bd3cd7c5 | 409 | self._validate_transform_common_args(args) |
b6d9132b | 410 | self._validate_transform_args(args) |
323b3fd6 PP |
411 | self._args = args |
412 | ||
b6d9132b AB |
413 | @staticmethod |
414 | def _add_proc_filter_args(ap): | |
415 | ap.add_argument('--procname', type=str, | |
416 | help='Filter the results only for this list of ' | |
417 | 'process names') | |
43b66dd6 AB |
418 | ap.add_argument('--tid', type=str, |
419 | help='Filter the results only for this list of TIDs') | |
b6d9132b AB |
420 | |
421 | @staticmethod | |
422 | def _add_min_max_args(ap): | |
423 | ap.add_argument('--min', type=float, | |
424 | help='Filter out durations shorter than min usec') | |
425 | ap.add_argument('--max', type=float, | |
426 | help='Filter out durations longer than max usec') | |
427 | ||
428 | @staticmethod | |
429 | def _add_freq_args(ap, help=None): | |
430 | if not help: | |
431 | help = 'Output the frequency distribution' | |
432 | ||
433 | ap.add_argument('--freq', action='store_true', help=help) | |
434 | ap.add_argument('--freq-resolution', type=int, default=20, | |
435 | help='Frequency distribution resolution ' | |
436 | '(default 20)') | |
1a68e04c AB |
437 | ap.add_argument('--freq-uniform', action='store_true', |
438 | help='Use a uniform resolution across distributions') | |
86ea0394 | 439 | ap.add_argument('--freq-series', action='store_true', |
650e7f57 AB |
440 | help='Consolidate frequency distribution histogram ' |
441 | 'as a single one') | |
b6d9132b AB |
442 | |
443 | @staticmethod | |
444 | def _add_log_args(ap, help=None): | |
445 | if not help: | |
446 | help = 'Output the events in chronological order' | |
447 | ||
448 | ap.add_argument('--log', action='store_true', help=help) | |
449 | ||
b9f05f8d AB |
450 | @staticmethod |
451 | def _add_top_args(ap, help=None): | |
452 | if not help: | |
453 | help = 'Output the top results' | |
454 | ||
455 | ap.add_argument('--limit', type=int, default=10, | |
456 | help='Limit to top X (default = 10)') | |
457 | ap.add_argument('--top', action='store_true', help=help) | |
458 | ||
b6d9132b AB |
459 | @staticmethod |
460 | def _add_stats_args(ap, help=None): | |
461 | if not help: | |
462 | help = 'Output statistics' | |
463 | ||
464 | ap.add_argument('--stats', action='store_true', help=help) | |
465 | ||
466 | def _add_arguments(self, ap): | |
467 | pass | |
468 | ||
652bc6b7 | 469 | def _process_date_args(self): |
b6d9132b AB |
470 | def date_to_epoch_nsec(date): |
471 | ts = common.date_to_epoch_nsec(self._handles, date, self._args.gmt) | |
472 | if ts is None: | |
473 | self._cmdline_error('Invalid date format: "{}"'.format(date)) | |
474 | ||
475 | return ts | |
476 | ||
477 | self._args.multi_day = common.is_multi_day_trace_collection( | |
652bc6b7 | 478 | self._handles) |
602ac199 PP |
479 | begin_ts = None |
480 | end_ts = None | |
481 | ||
482 | if self._args.timerange: | |
483 | begin_ts, end_ts = common.extract_timerange(self._handles, | |
484 | self._args.timerange, | |
485 | self._args.gmt) | |
486 | if None in [begin_ts, end_ts]: | |
b9f05f8d AB |
487 | self._cmdline_error( |
488 | 'Invalid time format: "{}"'.format(self._args.timerange)) | |
652bc6b7 | 489 | else: |
b6d9132b | 490 | if self._args.begin: |
602ac199 | 491 | begin_ts = date_to_epoch_nsec(self._args.begin) |
b6d9132b | 492 | if self._args.end: |
602ac199 | 493 | end_ts = date_to_epoch_nsec(self._args.end) |
652bc6b7 | 494 | |
93c7af7d AB |
495 | # We have to check if timestamp_begin is None, which |
496 | # it always is in older versions of babeltrace. In | |
497 | # that case, the test is simply skipped and an invalid | |
498 | # --end value will cause an empty analysis | |
499 | if self._traces.timestamp_begin is not None and \ | |
602ac199 | 500 | end_ts < self._traces.timestamp_begin: |
b6d9132b AB |
501 | self._cmdline_error( |
502 | '--end timestamp before beginning of trace') | |
503 | ||
602ac199 PP |
504 | self._analysis_conf.begin_ts = begin_ts |
505 | self._analysis_conf.end_ts = end_ts | |
b6d9132b AB |
506 | |
507 | def _create_analysis(self): | |
508 | notification_cbs = { | |
a0acc08c | 509 | analysis.Analysis.TICK_CB: self._analysis_tick_cb |
b6d9132b AB |
510 | } |
511 | ||
512 | self._analysis = self._ANALYSIS_CLASS(self.state, self._analysis_conf) | |
513 | self._analysis.register_notification_cbs(notification_cbs) | |
93c7af7d | 514 | |
323b3fd6 | 515 | def _create_automaton(self): |
56936af2 | 516 | self._automaton = automaton.Automaton() |
6e01ed18 | 517 | self.state = self._automaton.state |
bfb81992 | 518 | |
a0acc08c | 519 | def _analysis_tick_cb(self, **kwargs): |
b6d9132b AB |
520 | begin_ns = kwargs['begin_ns'] |
521 | end_ns = kwargs['end_ns'] | |
522 | ||
a0acc08c PP |
523 | self._analysis_tick(begin_ns, end_ns) |
524 | self._ticks += 1 | |
b6d9132b | 525 | |
a0acc08c | 526 | def _analysis_tick(self, begin_ns, end_ns): |
b6d9132b AB |
527 | raise NotImplementedError() |
528 | ||
a0acc08c PP |
529 | |
530 | # create MI version | |
531 | _cmd_version = _version.get_versions()['version'] | |
532 | _version_match = re.match(r'(\d+)\.(\d+)\.(\d+)(.*)', _cmd_version) | |
3101128e | 533 | Command._MI_VERSION = version_utils.Version( |
a0acc08c PP |
534 | int(_version_match.group(1)), |
535 | int(_version_match.group(2)), | |
536 | int(_version_match.group(3)), | |
537 | _version_match.group(4), | |
3101128e | 538 | ) |