Commit | Line | Data |
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7e4b21b8 TZ |
1 | /* |
2 | * trace-event-python. Feed trace events to an embedded Python interpreter. | |
3 | * | |
4 | * Copyright (C) 2010 Tom Zanussi <tzanussi@gmail.com> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | * | |
20 | */ | |
21 | ||
22 | #include <Python.h> | |
23 | ||
fd20e811 | 24 | #include <inttypes.h> |
7e4b21b8 TZ |
25 | #include <stdio.h> |
26 | #include <stdlib.h> | |
27 | #include <string.h> | |
df919b40 | 28 | #include <stdbool.h> |
7e4b21b8 | 29 | #include <errno.h> |
adf5bcf3 | 30 | #include <linux/bitmap.h> |
6c346643 | 31 | #include <linux/compiler.h> |
bd48c63e | 32 | #include <linux/time64.h> |
7e4b21b8 TZ |
33 | |
34 | #include "../../perf.h" | |
84f5d36f | 35 | #include "../debug.h" |
8f651eae | 36 | #include "../callchain.h" |
fcf65bf1 | 37 | #include "../evsel.h" |
7e4b21b8 | 38 | #include "../util.h" |
743eb868 ACM |
39 | #include "../event.h" |
40 | #include "../thread.h" | |
df919b40 AH |
41 | #include "../comm.h" |
42 | #include "../machine.h" | |
43 | #include "../db-export.h" | |
6a70307d | 44 | #include "../thread-stack.h" |
7e4b21b8 | 45 | #include "../trace-event.h" |
451db126 | 46 | #include "../call-path.h" |
aef90263 JO |
47 | #include "thread_map.h" |
48 | #include "cpumap.h" | |
fea01392 | 49 | #include "print_binary.h" |
aef90263 | 50 | #include "stat.h" |
7e4b21b8 | 51 | |
66dfdff0 JŠ |
52 | #if PY_MAJOR_VERSION < 3 |
53 | #define _PyUnicode_FromString(arg) \ | |
54 | PyString_FromString(arg) | |
55 | #define _PyUnicode_FromStringAndSize(arg1, arg2) \ | |
56 | PyString_FromStringAndSize((arg1), (arg2)) | |
57 | #define _PyBytes_FromStringAndSize(arg1, arg2) \ | |
58 | PyString_FromStringAndSize((arg1), (arg2)) | |
59 | #define _PyLong_FromLong(arg) \ | |
60 | PyInt_FromLong(arg) | |
61 | #define _PyLong_AsLong(arg) \ | |
62 | PyInt_AsLong(arg) | |
63 | #define _PyCapsule_New(arg1, arg2, arg3) \ | |
64 | PyCObject_FromVoidPtr((arg1), (arg2)) | |
65 | ||
7e4b21b8 | 66 | PyMODINIT_FUNC initperf_trace_context(void); |
66dfdff0 JŠ |
67 | #else |
68 | #define _PyUnicode_FromString(arg) \ | |
69 | PyUnicode_FromString(arg) | |
70 | #define _PyUnicode_FromStringAndSize(arg1, arg2) \ | |
71 | PyUnicode_FromStringAndSize((arg1), (arg2)) | |
72 | #define _PyBytes_FromStringAndSize(arg1, arg2) \ | |
73 | PyBytes_FromStringAndSize((arg1), (arg2)) | |
74 | #define _PyLong_FromLong(arg) \ | |
75 | PyLong_FromLong(arg) | |
76 | #define _PyLong_AsLong(arg) \ | |
77 | PyLong_AsLong(arg) | |
78 | #define _PyCapsule_New(arg1, arg2, arg3) \ | |
79 | PyCapsule_New((arg1), (arg2), (arg3)) | |
80 | ||
81 | PyMODINIT_FUNC PyInit_perf_trace_context(void); | |
82 | #endif | |
7e4b21b8 | 83 | |
609a7404 | 84 | #define TRACE_EVENT_TYPE_MAX \ |
7e4b21b8 TZ |
85 | ((1 << (sizeof(unsigned short) * 8)) - 1) |
86 | ||
609a7404 | 87 | static DECLARE_BITMAP(events_defined, TRACE_EVENT_TYPE_MAX); |
7e4b21b8 TZ |
88 | |
89 | #define MAX_FIELDS 64 | |
90 | #define N_COMMON_FIELDS 7 | |
91 | ||
92 | extern struct scripting_context *scripting_context; | |
93 | ||
94 | static char *cur_field_name; | |
95 | static int zero_flag_atom; | |
96 | ||
97 | static PyObject *main_module, *main_dict; | |
98 | ||
df919b40 AH |
99 | struct tables { |
100 | struct db_export dbe; | |
101 | PyObject *evsel_handler; | |
102 | PyObject *machine_handler; | |
103 | PyObject *thread_handler; | |
104 | PyObject *comm_handler; | |
105 | PyObject *comm_thread_handler; | |
106 | PyObject *dso_handler; | |
107 | PyObject *symbol_handler; | |
c29414f5 | 108 | PyObject *branch_type_handler; |
df919b40 | 109 | PyObject *sample_handler; |
6a70307d AH |
110 | PyObject *call_path_handler; |
111 | PyObject *call_return_handler; | |
df919b40 AH |
112 | bool db_export_mode; |
113 | }; | |
114 | ||
115 | static struct tables tables_global; | |
116 | ||
6c346643 | 117 | static void handler_call_die(const char *handler_name) __noreturn; |
7e4b21b8 TZ |
118 | static void handler_call_die(const char *handler_name) |
119 | { | |
120 | PyErr_Print(); | |
121 | Py_FatalError("problem in Python trace event handler"); | |
05f832e3 JS |
122 | // Py_FatalError does not return |
123 | // but we have to make the compiler happy | |
124 | abort(); | |
7e4b21b8 TZ |
125 | } |
126 | ||
c0268e8d JS |
127 | /* |
128 | * Insert val into into the dictionary and decrement the reference counter. | |
48000a1a | 129 | * This is necessary for dictionaries since PyDict_SetItemString() does not |
c0268e8d JS |
130 | * steal a reference, as opposed to PyTuple_SetItem(). |
131 | */ | |
132 | static void pydict_set_item_string_decref(PyObject *dict, const char *key, PyObject *val) | |
133 | { | |
134 | PyDict_SetItemString(dict, key, val); | |
135 | Py_DECREF(val); | |
136 | } | |
137 | ||
a5563edf AH |
138 | static PyObject *get_handler(const char *handler_name) |
139 | { | |
140 | PyObject *handler; | |
141 | ||
142 | handler = PyDict_GetItemString(main_dict, handler_name); | |
143 | if (handler && !PyCallable_Check(handler)) | |
144 | return NULL; | |
145 | return handler; | |
146 | } | |
147 | ||
f38d2816 AK |
148 | static int get_argument_count(PyObject *handler) |
149 | { | |
150 | int arg_count = 0; | |
151 | ||
152 | /* | |
153 | * The attribute for the code object is func_code in Python 2, | |
154 | * whereas it is __code__ in Python 3.0+. | |
155 | */ | |
156 | PyObject *code_obj = PyObject_GetAttrString(handler, | |
157 | "func_code"); | |
158 | if (PyErr_Occurred()) { | |
159 | PyErr_Clear(); | |
160 | code_obj = PyObject_GetAttrString(handler, | |
161 | "__code__"); | |
162 | } | |
163 | PyErr_Clear(); | |
164 | if (code_obj) { | |
165 | PyObject *arg_count_obj = PyObject_GetAttrString(code_obj, | |
166 | "co_argcount"); | |
167 | if (arg_count_obj) { | |
66dfdff0 | 168 | arg_count = (int) _PyLong_AsLong(arg_count_obj); |
f38d2816 AK |
169 | Py_DECREF(arg_count_obj); |
170 | } | |
171 | Py_DECREF(code_obj); | |
172 | } | |
173 | return arg_count; | |
174 | } | |
175 | ||
a5563edf AH |
176 | static void call_object(PyObject *handler, PyObject *args, const char *die_msg) |
177 | { | |
178 | PyObject *retval; | |
179 | ||
180 | retval = PyObject_CallObject(handler, args); | |
181 | if (retval == NULL) | |
182 | handler_call_die(die_msg); | |
183 | Py_DECREF(retval); | |
184 | } | |
185 | ||
186 | static void try_call_object(const char *handler_name, PyObject *args) | |
187 | { | |
188 | PyObject *handler; | |
189 | ||
190 | handler = get_handler(handler_name); | |
191 | if (handler) | |
192 | call_object(handler, args, handler_name); | |
193 | } | |
194 | ||
7e4b21b8 TZ |
195 | static void define_value(enum print_arg_type field_type, |
196 | const char *ev_name, | |
197 | const char *field_name, | |
198 | const char *field_value, | |
199 | const char *field_str) | |
200 | { | |
201 | const char *handler_name = "define_flag_value"; | |
a5563edf | 202 | PyObject *t; |
7e4b21b8 TZ |
203 | unsigned long long value; |
204 | unsigned n = 0; | |
205 | ||
206 | if (field_type == PRINT_SYMBOL) | |
207 | handler_name = "define_symbolic_value"; | |
208 | ||
44ad9cd8 | 209 | t = PyTuple_New(4); |
7e4b21b8 TZ |
210 | if (!t) |
211 | Py_FatalError("couldn't create Python tuple"); | |
212 | ||
213 | value = eval_flag(field_value); | |
214 | ||
66dfdff0 JŠ |
215 | PyTuple_SetItem(t, n++, _PyUnicode_FromString(ev_name)); |
216 | PyTuple_SetItem(t, n++, _PyUnicode_FromString(field_name)); | |
217 | PyTuple_SetItem(t, n++, _PyLong_FromLong(value)); | |
218 | PyTuple_SetItem(t, n++, _PyUnicode_FromString(field_str)); | |
7e4b21b8 | 219 | |
a5563edf | 220 | try_call_object(handler_name, t); |
7e4b21b8 TZ |
221 | |
222 | Py_DECREF(t); | |
223 | } | |
224 | ||
225 | static void define_values(enum print_arg_type field_type, | |
226 | struct print_flag_sym *field, | |
227 | const char *ev_name, | |
228 | const char *field_name) | |
229 | { | |
230 | define_value(field_type, ev_name, field_name, field->value, | |
231 | field->str); | |
232 | ||
233 | if (field->next) | |
234 | define_values(field_type, field->next, ev_name, field_name); | |
235 | } | |
236 | ||
237 | static void define_field(enum print_arg_type field_type, | |
238 | const char *ev_name, | |
239 | const char *field_name, | |
240 | const char *delim) | |
241 | { | |
242 | const char *handler_name = "define_flag_field"; | |
a5563edf | 243 | PyObject *t; |
7e4b21b8 TZ |
244 | unsigned n = 0; |
245 | ||
246 | if (field_type == PRINT_SYMBOL) | |
247 | handler_name = "define_symbolic_field"; | |
248 | ||
44ad9cd8 TZ |
249 | if (field_type == PRINT_FLAGS) |
250 | t = PyTuple_New(3); | |
251 | else | |
252 | t = PyTuple_New(2); | |
7e4b21b8 TZ |
253 | if (!t) |
254 | Py_FatalError("couldn't create Python tuple"); | |
255 | ||
66dfdff0 JŠ |
256 | PyTuple_SetItem(t, n++, _PyUnicode_FromString(ev_name)); |
257 | PyTuple_SetItem(t, n++, _PyUnicode_FromString(field_name)); | |
7e4b21b8 | 258 | if (field_type == PRINT_FLAGS) |
66dfdff0 | 259 | PyTuple_SetItem(t, n++, _PyUnicode_FromString(delim)); |
7e4b21b8 | 260 | |
a5563edf | 261 | try_call_object(handler_name, t); |
7e4b21b8 TZ |
262 | |
263 | Py_DECREF(t); | |
264 | } | |
265 | ||
aaf045f7 | 266 | static void define_event_symbols(struct event_format *event, |
7e4b21b8 TZ |
267 | const char *ev_name, |
268 | struct print_arg *args) | |
269 | { | |
8579aca3 TS |
270 | if (args == NULL) |
271 | return; | |
272 | ||
7e4b21b8 TZ |
273 | switch (args->type) { |
274 | case PRINT_NULL: | |
275 | break; | |
276 | case PRINT_ATOM: | |
277 | define_value(PRINT_FLAGS, ev_name, cur_field_name, "0", | |
278 | args->atom.atom); | |
279 | zero_flag_atom = 0; | |
280 | break; | |
281 | case PRINT_FIELD: | |
f5385650 | 282 | free(cur_field_name); |
7e4b21b8 TZ |
283 | cur_field_name = strdup(args->field.name); |
284 | break; | |
285 | case PRINT_FLAGS: | |
286 | define_event_symbols(event, ev_name, args->flags.field); | |
287 | define_field(PRINT_FLAGS, ev_name, cur_field_name, | |
288 | args->flags.delim); | |
289 | define_values(PRINT_FLAGS, args->flags.flags, ev_name, | |
290 | cur_field_name); | |
291 | break; | |
292 | case PRINT_SYMBOL: | |
293 | define_event_symbols(event, ev_name, args->symbol.field); | |
294 | define_field(PRINT_SYMBOL, ev_name, cur_field_name, NULL); | |
295 | define_values(PRINT_SYMBOL, args->symbol.symbols, ev_name, | |
296 | cur_field_name); | |
297 | break; | |
e080e6f1 | 298 | case PRINT_HEX: |
0fe05591 | 299 | case PRINT_HEX_STR: |
e080e6f1 NK |
300 | define_event_symbols(event, ev_name, args->hex.field); |
301 | define_event_symbols(event, ev_name, args->hex.size); | |
302 | break; | |
b839e1e8 JM |
303 | case PRINT_INT_ARRAY: |
304 | define_event_symbols(event, ev_name, args->int_array.field); | |
305 | define_event_symbols(event, ev_name, args->int_array.count); | |
306 | define_event_symbols(event, ev_name, args->int_array.el_size); | |
307 | break; | |
7e4b21b8 TZ |
308 | case PRINT_STRING: |
309 | break; | |
310 | case PRINT_TYPE: | |
311 | define_event_symbols(event, ev_name, args->typecast.item); | |
312 | break; | |
313 | case PRINT_OP: | |
314 | if (strcmp(args->op.op, ":") == 0) | |
315 | zero_flag_atom = 1; | |
316 | define_event_symbols(event, ev_name, args->op.left); | |
317 | define_event_symbols(event, ev_name, args->op.right); | |
318 | break; | |
319 | default: | |
aaf045f7 SR |
320 | /* gcc warns for these? */ |
321 | case PRINT_BSTRING: | |
322 | case PRINT_DYNAMIC_ARRAY: | |
76055940 | 323 | case PRINT_DYNAMIC_ARRAY_LEN: |
aaf045f7 | 324 | case PRINT_FUNC: |
473a778a | 325 | case PRINT_BITMASK: |
7e4b21b8 TZ |
326 | /* we should warn... */ |
327 | return; | |
328 | } | |
329 | ||
330 | if (args->next) | |
331 | define_event_symbols(event, ev_name, args->next); | |
332 | } | |
333 | ||
33058b94 SAS |
334 | static PyObject *get_field_numeric_entry(struct event_format *event, |
335 | struct format_field *field, void *data) | |
336 | { | |
8ac631cd | 337 | bool is_array = field->flags & FIELD_IS_ARRAY; |
39f54862 | 338 | PyObject *obj = NULL, *list = NULL; |
33058b94 | 339 | unsigned long long val; |
8ac631cd | 340 | unsigned int item_size, n_items, i; |
33058b94 | 341 | |
8ac631cd SAS |
342 | if (is_array) { |
343 | list = PyList_New(field->arraylen); | |
344 | item_size = field->size / field->arraylen; | |
345 | n_items = field->arraylen; | |
33058b94 | 346 | } else { |
8ac631cd SAS |
347 | item_size = field->size; |
348 | n_items = 1; | |
33058b94 | 349 | } |
8ac631cd SAS |
350 | |
351 | for (i = 0; i < n_items; i++) { | |
352 | ||
353 | val = read_size(event, data + field->offset + i * item_size, | |
354 | item_size); | |
355 | if (field->flags & FIELD_IS_SIGNED) { | |
356 | if ((long long)val >= LONG_MIN && | |
357 | (long long)val <= LONG_MAX) | |
66dfdff0 | 358 | obj = _PyLong_FromLong(val); |
8ac631cd SAS |
359 | else |
360 | obj = PyLong_FromLongLong(val); | |
361 | } else { | |
362 | if (val <= LONG_MAX) | |
66dfdff0 | 363 | obj = _PyLong_FromLong(val); |
8ac631cd SAS |
364 | else |
365 | obj = PyLong_FromUnsignedLongLong(val); | |
366 | } | |
367 | if (is_array) | |
368 | PyList_SET_ITEM(list, i, obj); | |
369 | } | |
370 | if (is_array) | |
371 | obj = list; | |
33058b94 SAS |
372 | return obj; |
373 | } | |
374 | ||
0f5f5bcd JS |
375 | |
376 | static PyObject *python_process_callchain(struct perf_sample *sample, | |
377 | struct perf_evsel *evsel, | |
378 | struct addr_location *al) | |
379 | { | |
380 | PyObject *pylist; | |
381 | ||
382 | pylist = PyList_New(0); | |
383 | if (!pylist) | |
384 | Py_FatalError("couldn't create Python list"); | |
385 | ||
386 | if (!symbol_conf.use_callchain || !sample->callchain) | |
387 | goto exit; | |
388 | ||
91d7b2de | 389 | if (thread__resolve_callchain(al->thread, &callchain_cursor, evsel, |
cc8b7c2b | 390 | sample, NULL, NULL, |
44cbe729 | 391 | scripting_max_stack) != 0) { |
0f5f5bcd JS |
392 | pr_err("Failed to resolve callchain. Skipping\n"); |
393 | goto exit; | |
394 | } | |
395 | callchain_cursor_commit(&callchain_cursor); | |
396 | ||
397 | ||
398 | while (1) { | |
399 | PyObject *pyelem; | |
400 | struct callchain_cursor_node *node; | |
401 | node = callchain_cursor_current(&callchain_cursor); | |
402 | if (!node) | |
403 | break; | |
404 | ||
405 | pyelem = PyDict_New(); | |
406 | if (!pyelem) | |
407 | Py_FatalError("couldn't create Python dictionary"); | |
408 | ||
409 | ||
410 | pydict_set_item_string_decref(pyelem, "ip", | |
411 | PyLong_FromUnsignedLongLong(node->ip)); | |
412 | ||
413 | if (node->sym) { | |
414 | PyObject *pysym = PyDict_New(); | |
415 | if (!pysym) | |
416 | Py_FatalError("couldn't create Python dictionary"); | |
417 | pydict_set_item_string_decref(pysym, "start", | |
418 | PyLong_FromUnsignedLongLong(node->sym->start)); | |
419 | pydict_set_item_string_decref(pysym, "end", | |
420 | PyLong_FromUnsignedLongLong(node->sym->end)); | |
421 | pydict_set_item_string_decref(pysym, "binding", | |
66dfdff0 | 422 | _PyLong_FromLong(node->sym->binding)); |
0f5f5bcd | 423 | pydict_set_item_string_decref(pysym, "name", |
66dfdff0 | 424 | _PyUnicode_FromStringAndSize(node->sym->name, |
0f5f5bcd JS |
425 | node->sym->namelen)); |
426 | pydict_set_item_string_decref(pyelem, "sym", pysym); | |
427 | } | |
428 | ||
429 | if (node->map) { | |
430 | struct map *map = node->map; | |
431 | const char *dsoname = "[unknown]"; | |
8bd8c653 | 432 | if (map && map->dso) { |
0f5f5bcd JS |
433 | if (symbol_conf.show_kernel_path && map->dso->long_name) |
434 | dsoname = map->dso->long_name; | |
8bd8c653 | 435 | else |
0f5f5bcd JS |
436 | dsoname = map->dso->name; |
437 | } | |
438 | pydict_set_item_string_decref(pyelem, "dso", | |
66dfdff0 | 439 | _PyUnicode_FromString(dsoname)); |
0f5f5bcd JS |
440 | } |
441 | ||
442 | callchain_cursor_advance(&callchain_cursor); | |
443 | PyList_Append(pylist, pyelem); | |
444 | Py_DECREF(pyelem); | |
445 | } | |
446 | ||
447 | exit: | |
448 | return pylist; | |
449 | } | |
450 | ||
74ec14f3 AK |
451 | static PyObject *get_sample_value_as_tuple(struct sample_read_value *value) |
452 | { | |
453 | PyObject *t; | |
454 | ||
455 | t = PyTuple_New(2); | |
456 | if (!t) | |
457 | Py_FatalError("couldn't create Python tuple"); | |
458 | PyTuple_SetItem(t, 0, PyLong_FromUnsignedLongLong(value->id)); | |
459 | PyTuple_SetItem(t, 1, PyLong_FromUnsignedLongLong(value->value)); | |
460 | return t; | |
461 | } | |
462 | ||
463 | static void set_sample_read_in_dict(PyObject *dict_sample, | |
464 | struct perf_sample *sample, | |
465 | struct perf_evsel *evsel) | |
466 | { | |
467 | u64 read_format = evsel->attr.read_format; | |
468 | PyObject *values; | |
469 | unsigned int i; | |
470 | ||
471 | if (read_format & PERF_FORMAT_TOTAL_TIME_ENABLED) { | |
472 | pydict_set_item_string_decref(dict_sample, "time_enabled", | |
473 | PyLong_FromUnsignedLongLong(sample->read.time_enabled)); | |
474 | } | |
475 | ||
476 | if (read_format & PERF_FORMAT_TOTAL_TIME_RUNNING) { | |
477 | pydict_set_item_string_decref(dict_sample, "time_running", | |
478 | PyLong_FromUnsignedLongLong(sample->read.time_running)); | |
479 | } | |
480 | ||
481 | if (read_format & PERF_FORMAT_GROUP) | |
482 | values = PyList_New(sample->read.group.nr); | |
483 | else | |
484 | values = PyList_New(1); | |
485 | ||
486 | if (!values) | |
487 | Py_FatalError("couldn't create Python list"); | |
488 | ||
489 | if (read_format & PERF_FORMAT_GROUP) { | |
490 | for (i = 0; i < sample->read.group.nr; i++) { | |
491 | PyObject *t = get_sample_value_as_tuple(&sample->read.group.values[i]); | |
492 | PyList_SET_ITEM(values, i, t); | |
493 | } | |
494 | } else { | |
495 | PyObject *t = get_sample_value_as_tuple(&sample->read.one); | |
496 | PyList_SET_ITEM(values, 0, t); | |
497 | } | |
498 | pydict_set_item_string_decref(dict_sample, "values", values); | |
499 | } | |
500 | ||
892e76b2 AK |
501 | static PyObject *get_perf_sample_dict(struct perf_sample *sample, |
502 | struct perf_evsel *evsel, | |
503 | struct addr_location *al, | |
504 | PyObject *callchain) | |
505 | { | |
506 | PyObject *dict, *dict_sample; | |
507 | ||
508 | dict = PyDict_New(); | |
509 | if (!dict) | |
510 | Py_FatalError("couldn't create Python dictionary"); | |
511 | ||
512 | dict_sample = PyDict_New(); | |
513 | if (!dict_sample) | |
514 | Py_FatalError("couldn't create Python dictionary"); | |
515 | ||
66dfdff0 JŠ |
516 | pydict_set_item_string_decref(dict, "ev_name", _PyUnicode_FromString(perf_evsel__name(evsel))); |
517 | pydict_set_item_string_decref(dict, "attr", _PyUnicode_FromStringAndSize( | |
892e76b2 AK |
518 | (const char *)&evsel->attr, sizeof(evsel->attr))); |
519 | ||
520 | pydict_set_item_string_decref(dict_sample, "pid", | |
66dfdff0 | 521 | _PyLong_FromLong(sample->pid)); |
892e76b2 | 522 | pydict_set_item_string_decref(dict_sample, "tid", |
66dfdff0 | 523 | _PyLong_FromLong(sample->tid)); |
892e76b2 | 524 | pydict_set_item_string_decref(dict_sample, "cpu", |
66dfdff0 | 525 | _PyLong_FromLong(sample->cpu)); |
892e76b2 AK |
526 | pydict_set_item_string_decref(dict_sample, "ip", |
527 | PyLong_FromUnsignedLongLong(sample->ip)); | |
528 | pydict_set_item_string_decref(dict_sample, "time", | |
529 | PyLong_FromUnsignedLongLong(sample->time)); | |
530 | pydict_set_item_string_decref(dict_sample, "period", | |
531 | PyLong_FromUnsignedLongLong(sample->period)); | |
41013f0c KL |
532 | pydict_set_item_string_decref(dict_sample, "phys_addr", |
533 | PyLong_FromUnsignedLongLong(sample->phys_addr)); | |
943f32a0 LY |
534 | pydict_set_item_string_decref(dict_sample, "addr", |
535 | PyLong_FromUnsignedLongLong(sample->addr)); | |
74ec14f3 | 536 | set_sample_read_in_dict(dict_sample, sample, evsel); |
892e76b2 AK |
537 | pydict_set_item_string_decref(dict, "sample", dict_sample); |
538 | ||
66dfdff0 | 539 | pydict_set_item_string_decref(dict, "raw_buf", _PyBytes_FromStringAndSize( |
892e76b2 AK |
540 | (const char *)sample->raw_data, sample->raw_size)); |
541 | pydict_set_item_string_decref(dict, "comm", | |
66dfdff0 | 542 | _PyUnicode_FromString(thread__comm_str(al->thread))); |
892e76b2 AK |
543 | if (al->map) { |
544 | pydict_set_item_string_decref(dict, "dso", | |
66dfdff0 | 545 | _PyUnicode_FromString(al->map->dso->name)); |
892e76b2 AK |
546 | } |
547 | if (al->sym) { | |
548 | pydict_set_item_string_decref(dict, "symbol", | |
66dfdff0 | 549 | _PyUnicode_FromString(al->sym->name)); |
892e76b2 AK |
550 | } |
551 | ||
552 | pydict_set_item_string_decref(dict, "callchain", callchain); | |
553 | ||
554 | return dict; | |
555 | } | |
556 | ||
b7fff6b5 ACM |
557 | static void python_process_tracepoint(struct perf_sample *sample, |
558 | struct perf_evsel *evsel, | |
b7fff6b5 | 559 | struct addr_location *al) |
7e4b21b8 | 560 | { |
adf5bcf3 | 561 | struct event_format *event = evsel->tp_format; |
39f54862 | 562 | PyObject *handler, *context, *t, *obj = NULL, *callchain; |
f38d2816 | 563 | PyObject *dict = NULL, *all_entries_dict = NULL; |
7e4b21b8 TZ |
564 | static char handler_name[256]; |
565 | struct format_field *field; | |
7e4b21b8 | 566 | unsigned long s, ns; |
7e4b21b8 | 567 | unsigned n = 0; |
7e4b21b8 | 568 | int pid; |
be6d842a DA |
569 | int cpu = sample->cpu; |
570 | void *data = sample->raw_data; | |
571 | unsigned long long nsecs = sample->time; | |
f9d5d549 | 572 | const char *comm = thread__comm_str(al->thread); |
e9f9a9ca | 573 | const char *default_handler_name = "trace_unhandled"; |
7e4b21b8 | 574 | |
62665dff ACM |
575 | if (!event) { |
576 | snprintf(handler_name, sizeof(handler_name), | |
577 | "ug! no event found for type %" PRIu64, (u64)evsel->attr.config); | |
578 | Py_FatalError(handler_name); | |
579 | } | |
7e4b21b8 | 580 | |
97822433 | 581 | pid = raw_field_value(event, "common_pid", data); |
7e4b21b8 TZ |
582 | |
583 | sprintf(handler_name, "%s__%s", event->system, event->name); | |
584 | ||
adf5bcf3 JO |
585 | if (!test_and_set_bit(event->id, events_defined)) |
586 | define_event_symbols(event, handler_name, event->print_fmt.args); | |
587 | ||
a5563edf | 588 | handler = get_handler(handler_name); |
c0251485 | 589 | if (!handler) { |
e9f9a9ca AK |
590 | handler = get_handler(default_handler_name); |
591 | if (!handler) | |
592 | return; | |
c0251485 PT |
593 | dict = PyDict_New(); |
594 | if (!dict) | |
595 | Py_FatalError("couldn't create Python dict"); | |
596 | } | |
e9f9a9ca AK |
597 | |
598 | t = PyTuple_New(MAX_FIELDS); | |
599 | if (!t) | |
600 | Py_FatalError("couldn't create Python tuple"); | |
601 | ||
602 | ||
bd48c63e ACM |
603 | s = nsecs / NSEC_PER_SEC; |
604 | ns = nsecs - s * NSEC_PER_SEC; | |
7e4b21b8 TZ |
605 | |
606 | scripting_context->event_data = data; | |
2de9533d | 607 | scripting_context->pevent = evsel->tp_format->pevent; |
7e4b21b8 | 608 | |
66dfdff0 | 609 | context = _PyCapsule_New(scripting_context, NULL, NULL); |
7e4b21b8 | 610 | |
66dfdff0 | 611 | PyTuple_SetItem(t, n++, _PyUnicode_FromString(handler_name)); |
fb7d0b3c | 612 | PyTuple_SetItem(t, n++, context); |
7e4b21b8 | 613 | |
0f5f5bcd JS |
614 | /* ip unwinding */ |
615 | callchain = python_process_callchain(sample, evsel, al); | |
f38d2816 AK |
616 | /* Need an additional reference for the perf_sample dict */ |
617 | Py_INCREF(callchain); | |
0f5f5bcd | 618 | |
e9f9a9ca | 619 | if (!dict) { |
66dfdff0 JŠ |
620 | PyTuple_SetItem(t, n++, _PyLong_FromLong(cpu)); |
621 | PyTuple_SetItem(t, n++, _PyLong_FromLong(s)); | |
622 | PyTuple_SetItem(t, n++, _PyLong_FromLong(ns)); | |
623 | PyTuple_SetItem(t, n++, _PyLong_FromLong(pid)); | |
624 | PyTuple_SetItem(t, n++, _PyUnicode_FromString(comm)); | |
0f5f5bcd | 625 | PyTuple_SetItem(t, n++, callchain); |
c0251485 | 626 | } else { |
66dfdff0 JŠ |
627 | pydict_set_item_string_decref(dict, "common_cpu", _PyLong_FromLong(cpu)); |
628 | pydict_set_item_string_decref(dict, "common_s", _PyLong_FromLong(s)); | |
629 | pydict_set_item_string_decref(dict, "common_ns", _PyLong_FromLong(ns)); | |
630 | pydict_set_item_string_decref(dict, "common_pid", _PyLong_FromLong(pid)); | |
631 | pydict_set_item_string_decref(dict, "common_comm", _PyUnicode_FromString(comm)); | |
0f5f5bcd | 632 | pydict_set_item_string_decref(dict, "common_callchain", callchain); |
c0251485 | 633 | } |
7e4b21b8 | 634 | for (field = event->format.fields; field; field = field->next) { |
249de6e0 JO |
635 | unsigned int offset, len; |
636 | unsigned long long val; | |
637 | ||
638 | if (field->flags & FIELD_IS_ARRAY) { | |
639 | offset = field->offset; | |
640 | len = field->size; | |
7e4b21b8 | 641 | if (field->flags & FIELD_IS_DYNAMIC) { |
249de6e0 JO |
642 | val = pevent_read_number(scripting_context->pevent, |
643 | data + offset, len); | |
644 | offset = val; | |
645 | len = offset >> 16; | |
7e4b21b8 | 646 | offset &= 0xffff; |
249de6e0 JO |
647 | } |
648 | if (field->flags & FIELD_IS_STRING && | |
649 | is_printable_array(data + offset, len)) { | |
66dfdff0 | 650 | obj = _PyUnicode_FromString((char *) data + offset); |
249de6e0 JO |
651 | } else { |
652 | obj = PyByteArray_FromStringAndSize((const char *) data + offset, len); | |
653 | field->flags &= ~FIELD_IS_STRING; | |
654 | } | |
7e4b21b8 | 655 | } else { /* FIELD_IS_NUMERIC */ |
33058b94 | 656 | obj = get_field_numeric_entry(event, field, data); |
7e4b21b8 | 657 | } |
e9f9a9ca | 658 | if (!dict) |
c0251485 PT |
659 | PyTuple_SetItem(t, n++, obj); |
660 | else | |
c0268e8d | 661 | pydict_set_item_string_decref(dict, field->name, obj); |
c0251485 | 662 | |
7e4b21b8 | 663 | } |
0f5f5bcd | 664 | |
e9f9a9ca | 665 | if (dict) |
c0251485 | 666 | PyTuple_SetItem(t, n++, dict); |
7e4b21b8 | 667 | |
f38d2816 AK |
668 | if (get_argument_count(handler) == (int) n + 1) { |
669 | all_entries_dict = get_perf_sample_dict(sample, evsel, al, | |
670 | callchain); | |
671 | PyTuple_SetItem(t, n++, all_entries_dict); | |
672 | } else { | |
673 | Py_DECREF(callchain); | |
674 | } | |
675 | ||
7e4b21b8 TZ |
676 | if (_PyTuple_Resize(&t, n) == -1) |
677 | Py_FatalError("error resizing Python tuple"); | |
678 | ||
e9f9a9ca | 679 | if (!dict) { |
a5563edf | 680 | call_object(handler, t, handler_name); |
7e4b21b8 | 681 | } else { |
e9f9a9ca | 682 | call_object(handler, t, default_handler_name); |
c0251485 | 683 | Py_DECREF(dict); |
7e4b21b8 TZ |
684 | } |
685 | ||
f38d2816 | 686 | Py_XDECREF(all_entries_dict); |
7e4b21b8 TZ |
687 | Py_DECREF(t); |
688 | } | |
689 | ||
df919b40 AH |
690 | static PyObject *tuple_new(unsigned int sz) |
691 | { | |
692 | PyObject *t; | |
693 | ||
694 | t = PyTuple_New(sz); | |
695 | if (!t) | |
696 | Py_FatalError("couldn't create Python tuple"); | |
697 | return t; | |
698 | } | |
699 | ||
700 | static int tuple_set_u64(PyObject *t, unsigned int pos, u64 val) | |
701 | { | |
702 | #if BITS_PER_LONG == 64 | |
66dfdff0 | 703 | return PyTuple_SetItem(t, pos, _PyLong_FromLong(val)); |
df919b40 AH |
704 | #endif |
705 | #if BITS_PER_LONG == 32 | |
706 | return PyTuple_SetItem(t, pos, PyLong_FromLongLong(val)); | |
707 | #endif | |
708 | } | |
709 | ||
710 | static int tuple_set_s32(PyObject *t, unsigned int pos, s32 val) | |
711 | { | |
66dfdff0 | 712 | return PyTuple_SetItem(t, pos, _PyLong_FromLong(val)); |
df919b40 AH |
713 | } |
714 | ||
715 | static int tuple_set_string(PyObject *t, unsigned int pos, const char *s) | |
716 | { | |
66dfdff0 | 717 | return PyTuple_SetItem(t, pos, _PyUnicode_FromString(s)); |
df919b40 AH |
718 | } |
719 | ||
720 | static int python_export_evsel(struct db_export *dbe, struct perf_evsel *evsel) | |
721 | { | |
722 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
723 | PyObject *t; | |
724 | ||
725 | t = tuple_new(2); | |
726 | ||
727 | tuple_set_u64(t, 0, evsel->db_id); | |
728 | tuple_set_string(t, 1, perf_evsel__name(evsel)); | |
729 | ||
730 | call_object(tables->evsel_handler, t, "evsel_table"); | |
731 | ||
732 | Py_DECREF(t); | |
733 | ||
734 | return 0; | |
735 | } | |
736 | ||
737 | static int python_export_machine(struct db_export *dbe, | |
738 | struct machine *machine) | |
739 | { | |
740 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
741 | PyObject *t; | |
742 | ||
743 | t = tuple_new(3); | |
744 | ||
745 | tuple_set_u64(t, 0, machine->db_id); | |
746 | tuple_set_s32(t, 1, machine->pid); | |
747 | tuple_set_string(t, 2, machine->root_dir ? machine->root_dir : ""); | |
748 | ||
749 | call_object(tables->machine_handler, t, "machine_table"); | |
750 | ||
751 | Py_DECREF(t); | |
752 | ||
753 | return 0; | |
754 | } | |
755 | ||
756 | static int python_export_thread(struct db_export *dbe, struct thread *thread, | |
757 | u64 main_thread_db_id, struct machine *machine) | |
758 | { | |
759 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
760 | PyObject *t; | |
761 | ||
762 | t = tuple_new(5); | |
763 | ||
764 | tuple_set_u64(t, 0, thread->db_id); | |
765 | tuple_set_u64(t, 1, machine->db_id); | |
766 | tuple_set_u64(t, 2, main_thread_db_id); | |
767 | tuple_set_s32(t, 3, thread->pid_); | |
768 | tuple_set_s32(t, 4, thread->tid); | |
769 | ||
770 | call_object(tables->thread_handler, t, "thread_table"); | |
771 | ||
772 | Py_DECREF(t); | |
773 | ||
774 | return 0; | |
775 | } | |
776 | ||
777 | static int python_export_comm(struct db_export *dbe, struct comm *comm) | |
778 | { | |
779 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
780 | PyObject *t; | |
781 | ||
782 | t = tuple_new(2); | |
783 | ||
784 | tuple_set_u64(t, 0, comm->db_id); | |
785 | tuple_set_string(t, 1, comm__str(comm)); | |
786 | ||
787 | call_object(tables->comm_handler, t, "comm_table"); | |
788 | ||
789 | Py_DECREF(t); | |
790 | ||
791 | return 0; | |
792 | } | |
793 | ||
794 | static int python_export_comm_thread(struct db_export *dbe, u64 db_id, | |
795 | struct comm *comm, struct thread *thread) | |
796 | { | |
797 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
798 | PyObject *t; | |
799 | ||
800 | t = tuple_new(3); | |
801 | ||
802 | tuple_set_u64(t, 0, db_id); | |
803 | tuple_set_u64(t, 1, comm->db_id); | |
804 | tuple_set_u64(t, 2, thread->db_id); | |
805 | ||
806 | call_object(tables->comm_thread_handler, t, "comm_thread_table"); | |
807 | ||
808 | Py_DECREF(t); | |
809 | ||
810 | return 0; | |
811 | } | |
812 | ||
813 | static int python_export_dso(struct db_export *dbe, struct dso *dso, | |
814 | struct machine *machine) | |
815 | { | |
816 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
b5d8bbe8 | 817 | char sbuild_id[SBUILD_ID_SIZE]; |
df919b40 AH |
818 | PyObject *t; |
819 | ||
820 | build_id__sprintf(dso->build_id, sizeof(dso->build_id), sbuild_id); | |
821 | ||
822 | t = tuple_new(5); | |
823 | ||
824 | tuple_set_u64(t, 0, dso->db_id); | |
825 | tuple_set_u64(t, 1, machine->db_id); | |
826 | tuple_set_string(t, 2, dso->short_name); | |
827 | tuple_set_string(t, 3, dso->long_name); | |
828 | tuple_set_string(t, 4, sbuild_id); | |
829 | ||
830 | call_object(tables->dso_handler, t, "dso_table"); | |
831 | ||
832 | Py_DECREF(t); | |
833 | ||
834 | return 0; | |
835 | } | |
836 | ||
837 | static int python_export_symbol(struct db_export *dbe, struct symbol *sym, | |
838 | struct dso *dso) | |
839 | { | |
840 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
841 | u64 *sym_db_id = symbol__priv(sym); | |
842 | PyObject *t; | |
843 | ||
844 | t = tuple_new(6); | |
845 | ||
846 | tuple_set_u64(t, 0, *sym_db_id); | |
847 | tuple_set_u64(t, 1, dso->db_id); | |
848 | tuple_set_u64(t, 2, sym->start); | |
849 | tuple_set_u64(t, 3, sym->end); | |
850 | tuple_set_s32(t, 4, sym->binding); | |
851 | tuple_set_string(t, 5, sym->name); | |
852 | ||
853 | call_object(tables->symbol_handler, t, "symbol_table"); | |
854 | ||
855 | Py_DECREF(t); | |
856 | ||
857 | return 0; | |
858 | } | |
859 | ||
c29414f5 AH |
860 | static int python_export_branch_type(struct db_export *dbe, u32 branch_type, |
861 | const char *name) | |
862 | { | |
863 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
864 | PyObject *t; | |
865 | ||
866 | t = tuple_new(2); | |
867 | ||
868 | tuple_set_s32(t, 0, branch_type); | |
869 | tuple_set_string(t, 1, name); | |
870 | ||
871 | call_object(tables->branch_type_handler, t, "branch_type_table"); | |
872 | ||
873 | Py_DECREF(t); | |
874 | ||
875 | return 0; | |
876 | } | |
877 | ||
df919b40 AH |
878 | static int python_export_sample(struct db_export *dbe, |
879 | struct export_sample *es) | |
880 | { | |
881 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
882 | PyObject *t; | |
883 | ||
2c15f5eb | 884 | t = tuple_new(22); |
df919b40 AH |
885 | |
886 | tuple_set_u64(t, 0, es->db_id); | |
887 | tuple_set_u64(t, 1, es->evsel->db_id); | |
888 | tuple_set_u64(t, 2, es->al->machine->db_id); | |
b83e868d | 889 | tuple_set_u64(t, 3, es->al->thread->db_id); |
df919b40 AH |
890 | tuple_set_u64(t, 4, es->comm_db_id); |
891 | tuple_set_u64(t, 5, es->dso_db_id); | |
892 | tuple_set_u64(t, 6, es->sym_db_id); | |
893 | tuple_set_u64(t, 7, es->offset); | |
894 | tuple_set_u64(t, 8, es->sample->ip); | |
895 | tuple_set_u64(t, 9, es->sample->time); | |
896 | tuple_set_s32(t, 10, es->sample->cpu); | |
897 | tuple_set_u64(t, 11, es->addr_dso_db_id); | |
898 | tuple_set_u64(t, 12, es->addr_sym_db_id); | |
899 | tuple_set_u64(t, 13, es->addr_offset); | |
900 | tuple_set_u64(t, 14, es->sample->addr); | |
901 | tuple_set_u64(t, 15, es->sample->period); | |
902 | tuple_set_u64(t, 16, es->sample->weight); | |
903 | tuple_set_u64(t, 17, es->sample->transaction); | |
904 | tuple_set_u64(t, 18, es->sample->data_src); | |
c29414f5 AH |
905 | tuple_set_s32(t, 19, es->sample->flags & PERF_BRANCH_MASK); |
906 | tuple_set_s32(t, 20, !!(es->sample->flags & PERF_IP_FLAG_IN_TX)); | |
2c15f5eb | 907 | tuple_set_u64(t, 21, es->call_path_id); |
df919b40 AH |
908 | |
909 | call_object(tables->sample_handler, t, "sample_table"); | |
910 | ||
911 | Py_DECREF(t); | |
912 | ||
913 | return 0; | |
914 | } | |
915 | ||
6a70307d AH |
916 | static int python_export_call_path(struct db_export *dbe, struct call_path *cp) |
917 | { | |
918 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
919 | PyObject *t; | |
920 | u64 parent_db_id, sym_db_id; | |
921 | ||
922 | parent_db_id = cp->parent ? cp->parent->db_id : 0; | |
923 | sym_db_id = cp->sym ? *(u64 *)symbol__priv(cp->sym) : 0; | |
924 | ||
925 | t = tuple_new(4); | |
926 | ||
927 | tuple_set_u64(t, 0, cp->db_id); | |
928 | tuple_set_u64(t, 1, parent_db_id); | |
929 | tuple_set_u64(t, 2, sym_db_id); | |
930 | tuple_set_u64(t, 3, cp->ip); | |
931 | ||
932 | call_object(tables->call_path_handler, t, "call_path_table"); | |
933 | ||
934 | Py_DECREF(t); | |
935 | ||
936 | return 0; | |
937 | } | |
938 | ||
939 | static int python_export_call_return(struct db_export *dbe, | |
940 | struct call_return *cr) | |
941 | { | |
942 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
943 | u64 comm_db_id = cr->comm ? cr->comm->db_id : 0; | |
944 | PyObject *t; | |
945 | ||
946 | t = tuple_new(11); | |
947 | ||
948 | tuple_set_u64(t, 0, cr->db_id); | |
949 | tuple_set_u64(t, 1, cr->thread->db_id); | |
950 | tuple_set_u64(t, 2, comm_db_id); | |
951 | tuple_set_u64(t, 3, cr->cp->db_id); | |
952 | tuple_set_u64(t, 4, cr->call_time); | |
953 | tuple_set_u64(t, 5, cr->return_time); | |
954 | tuple_set_u64(t, 6, cr->branch_count); | |
955 | tuple_set_u64(t, 7, cr->call_ref); | |
956 | tuple_set_u64(t, 8, cr->return_ref); | |
957 | tuple_set_u64(t, 9, cr->cp->parent->db_id); | |
958 | tuple_set_s32(t, 10, cr->flags); | |
959 | ||
960 | call_object(tables->call_return_handler, t, "call_return_table"); | |
961 | ||
962 | Py_DECREF(t); | |
963 | ||
964 | return 0; | |
965 | } | |
966 | ||
967 | static int python_process_call_return(struct call_return *cr, void *data) | |
968 | { | |
969 | struct db_export *dbe = data; | |
970 | ||
971 | return db_export__call_return(dbe, cr); | |
972 | } | |
973 | ||
b7fff6b5 | 974 | static void python_process_general_event(struct perf_sample *sample, |
6a6daec2 | 975 | struct perf_evsel *evsel, |
87b6a3ad | 976 | struct addr_location *al) |
6a6daec2 | 977 | { |
892e76b2 | 978 | PyObject *handler, *t, *dict, *callchain; |
6a6daec2 FT |
979 | static char handler_name[64]; |
980 | unsigned n = 0; | |
6a6daec2 | 981 | |
e9f9a9ca AK |
982 | snprintf(handler_name, sizeof(handler_name), "%s", "process_event"); |
983 | ||
984 | handler = get_handler(handler_name); | |
985 | if (!handler) | |
986 | return; | |
987 | ||
fd6b858a FT |
988 | /* |
989 | * Use the MAX_FIELDS to make the function expandable, though | |
87b6a3ad | 990 | * currently there is only one item for the tuple. |
fd6b858a | 991 | */ |
6a6daec2 FT |
992 | t = PyTuple_New(MAX_FIELDS); |
993 | if (!t) | |
994 | Py_FatalError("couldn't create Python tuple"); | |
995 | ||
0f5f5bcd JS |
996 | /* ip unwinding */ |
997 | callchain = python_process_callchain(sample, evsel, al); | |
892e76b2 | 998 | dict = get_perf_sample_dict(sample, evsel, al, callchain); |
0f5f5bcd | 999 | |
fd6b858a | 1000 | PyTuple_SetItem(t, n++, dict); |
6a6daec2 FT |
1001 | if (_PyTuple_Resize(&t, n) == -1) |
1002 | Py_FatalError("error resizing Python tuple"); | |
1003 | ||
a5563edf | 1004 | call_object(handler, t, handler_name); |
e9f9a9ca | 1005 | |
fd6b858a | 1006 | Py_DECREF(dict); |
6a6daec2 FT |
1007 | Py_DECREF(t); |
1008 | } | |
1009 | ||
df919b40 | 1010 | static void python_process_event(union perf_event *event, |
6a6daec2 FT |
1011 | struct perf_sample *sample, |
1012 | struct perf_evsel *evsel, | |
73994dc1 | 1013 | struct addr_location *al) |
6a6daec2 | 1014 | { |
df919b40 AH |
1015 | struct tables *tables = &tables_global; |
1016 | ||
6a6daec2 FT |
1017 | switch (evsel->attr.type) { |
1018 | case PERF_TYPE_TRACEPOINT: | |
f9d5d549 | 1019 | python_process_tracepoint(sample, evsel, al); |
6a6daec2 FT |
1020 | break; |
1021 | /* Reserve for future process_hw/sw/raw APIs */ | |
1022 | default: | |
df919b40 | 1023 | if (tables->db_export_mode) |
7327259d | 1024 | db_export__sample(&tables->dbe, event, sample, evsel, al); |
df919b40 | 1025 | else |
f9d5d549 | 1026 | python_process_general_event(sample, evsel, al); |
6a6daec2 FT |
1027 | } |
1028 | } | |
1029 | ||
aef90263 JO |
1030 | static void get_handler_name(char *str, size_t size, |
1031 | struct perf_evsel *evsel) | |
1032 | { | |
1033 | char *p = str; | |
1034 | ||
1035 | scnprintf(str, size, "stat__%s", perf_evsel__name(evsel)); | |
1036 | ||
1037 | while ((p = strchr(p, ':'))) { | |
1038 | *p = '_'; | |
1039 | p++; | |
1040 | } | |
1041 | } | |
1042 | ||
1043 | static void | |
1044 | process_stat(struct perf_evsel *counter, int cpu, int thread, u64 tstamp, | |
1045 | struct perf_counts_values *count) | |
1046 | { | |
1047 | PyObject *handler, *t; | |
1048 | static char handler_name[256]; | |
1049 | int n = 0; | |
1050 | ||
1051 | t = PyTuple_New(MAX_FIELDS); | |
1052 | if (!t) | |
1053 | Py_FatalError("couldn't create Python tuple"); | |
1054 | ||
1055 | get_handler_name(handler_name, sizeof(handler_name), | |
1056 | counter); | |
1057 | ||
1058 | handler = get_handler(handler_name); | |
1059 | if (!handler) { | |
1060 | pr_debug("can't find python handler %s\n", handler_name); | |
1061 | return; | |
1062 | } | |
1063 | ||
66dfdff0 JŠ |
1064 | PyTuple_SetItem(t, n++, _PyLong_FromLong(cpu)); |
1065 | PyTuple_SetItem(t, n++, _PyLong_FromLong(thread)); | |
aef90263 JO |
1066 | |
1067 | tuple_set_u64(t, n++, tstamp); | |
1068 | tuple_set_u64(t, n++, count->val); | |
1069 | tuple_set_u64(t, n++, count->ena); | |
1070 | tuple_set_u64(t, n++, count->run); | |
1071 | ||
1072 | if (_PyTuple_Resize(&t, n) == -1) | |
1073 | Py_FatalError("error resizing Python tuple"); | |
1074 | ||
1075 | call_object(handler, t, handler_name); | |
1076 | ||
1077 | Py_DECREF(t); | |
1078 | } | |
1079 | ||
1080 | static void python_process_stat(struct perf_stat_config *config, | |
1081 | struct perf_evsel *counter, u64 tstamp) | |
1082 | { | |
1083 | struct thread_map *threads = counter->threads; | |
1084 | struct cpu_map *cpus = counter->cpus; | |
1085 | int cpu, thread; | |
1086 | ||
1087 | if (config->aggr_mode == AGGR_GLOBAL) { | |
1088 | process_stat(counter, -1, -1, tstamp, | |
1089 | &counter->counts->aggr); | |
1090 | return; | |
1091 | } | |
1092 | ||
1093 | for (thread = 0; thread < threads->nr; thread++) { | |
1094 | for (cpu = 0; cpu < cpus->nr; cpu++) { | |
1095 | process_stat(counter, cpus->map[cpu], | |
1096 | thread_map__pid(threads, thread), tstamp, | |
1097 | perf_counts(counter->counts, cpu, thread)); | |
1098 | } | |
1099 | } | |
1100 | } | |
1101 | ||
1102 | static void python_process_stat_interval(u64 tstamp) | |
1103 | { | |
1104 | PyObject *handler, *t; | |
1105 | static const char handler_name[] = "stat__interval"; | |
1106 | int n = 0; | |
1107 | ||
1108 | t = PyTuple_New(MAX_FIELDS); | |
1109 | if (!t) | |
1110 | Py_FatalError("couldn't create Python tuple"); | |
1111 | ||
1112 | handler = get_handler(handler_name); | |
1113 | if (!handler) { | |
1114 | pr_debug("can't find python handler %s\n", handler_name); | |
1115 | return; | |
1116 | } | |
1117 | ||
1118 | tuple_set_u64(t, n++, tstamp); | |
1119 | ||
1120 | if (_PyTuple_Resize(&t, n) == -1) | |
1121 | Py_FatalError("error resizing Python tuple"); | |
1122 | ||
1123 | call_object(handler, t, handler_name); | |
1124 | ||
1125 | Py_DECREF(t); | |
1126 | } | |
1127 | ||
7e4b21b8 TZ |
1128 | static int run_start_sub(void) |
1129 | { | |
7e4b21b8 TZ |
1130 | main_module = PyImport_AddModule("__main__"); |
1131 | if (main_module == NULL) | |
1132 | return -1; | |
1133 | Py_INCREF(main_module); | |
1134 | ||
1135 | main_dict = PyModule_GetDict(main_module); | |
a5563edf | 1136 | if (main_dict == NULL) |
7e4b21b8 | 1137 | goto error; |
7e4b21b8 TZ |
1138 | Py_INCREF(main_dict); |
1139 | ||
a5563edf | 1140 | try_call_object("trace_begin", NULL); |
7e4b21b8 | 1141 | |
a5563edf | 1142 | return 0; |
7e4b21b8 | 1143 | |
7e4b21b8 TZ |
1144 | error: |
1145 | Py_XDECREF(main_dict); | |
1146 | Py_XDECREF(main_module); | |
a5563edf | 1147 | return -1; |
7e4b21b8 TZ |
1148 | } |
1149 | ||
df919b40 AH |
1150 | #define SET_TABLE_HANDLER_(name, handler_name, table_name) do { \ |
1151 | tables->handler_name = get_handler(#table_name); \ | |
1152 | if (tables->handler_name) \ | |
1153 | tables->dbe.export_ ## name = python_export_ ## name; \ | |
1154 | } while (0) | |
1155 | ||
1156 | #define SET_TABLE_HANDLER(name) \ | |
1157 | SET_TABLE_HANDLER_(name, name ## _handler, name ## _table) | |
1158 | ||
1159 | static void set_table_handlers(struct tables *tables) | |
1160 | { | |
1161 | const char *perf_db_export_mode = "perf_db_export_mode"; | |
6a70307d | 1162 | const char *perf_db_export_calls = "perf_db_export_calls"; |
2c15f5eb CP |
1163 | const char *perf_db_export_callchains = "perf_db_export_callchains"; |
1164 | PyObject *db_export_mode, *db_export_calls, *db_export_callchains; | |
6a70307d | 1165 | bool export_calls = false; |
2c15f5eb | 1166 | bool export_callchains = false; |
df919b40 AH |
1167 | int ret; |
1168 | ||
1169 | memset(tables, 0, sizeof(struct tables)); | |
1170 | if (db_export__init(&tables->dbe)) | |
1171 | Py_FatalError("failed to initialize export"); | |
1172 | ||
1173 | db_export_mode = PyDict_GetItemString(main_dict, perf_db_export_mode); | |
1174 | if (!db_export_mode) | |
1175 | return; | |
1176 | ||
1177 | ret = PyObject_IsTrue(db_export_mode); | |
1178 | if (ret == -1) | |
1179 | handler_call_die(perf_db_export_mode); | |
1180 | if (!ret) | |
1181 | return; | |
1182 | ||
2c15f5eb | 1183 | /* handle export calls */ |
6a70307d AH |
1184 | tables->dbe.crp = NULL; |
1185 | db_export_calls = PyDict_GetItemString(main_dict, perf_db_export_calls); | |
1186 | if (db_export_calls) { | |
1187 | ret = PyObject_IsTrue(db_export_calls); | |
1188 | if (ret == -1) | |
1189 | handler_call_die(perf_db_export_calls); | |
1190 | export_calls = !!ret; | |
1191 | } | |
1192 | ||
1193 | if (export_calls) { | |
1194 | tables->dbe.crp = | |
1195 | call_return_processor__new(python_process_call_return, | |
1196 | &tables->dbe); | |
1197 | if (!tables->dbe.crp) | |
1198 | Py_FatalError("failed to create calls processor"); | |
1199 | } | |
1200 | ||
2c15f5eb CP |
1201 | /* handle export callchains */ |
1202 | tables->dbe.cpr = NULL; | |
1203 | db_export_callchains = PyDict_GetItemString(main_dict, | |
1204 | perf_db_export_callchains); | |
1205 | if (db_export_callchains) { | |
1206 | ret = PyObject_IsTrue(db_export_callchains); | |
1207 | if (ret == -1) | |
1208 | handler_call_die(perf_db_export_callchains); | |
1209 | export_callchains = !!ret; | |
1210 | } | |
1211 | ||
1212 | if (export_callchains) { | |
1213 | /* | |
1214 | * Attempt to use the call path root from the call return | |
1215 | * processor, if the call return processor is in use. Otherwise, | |
1216 | * we allocate a new call path root. This prevents exporting | |
1217 | * duplicate call path ids when both are in use simultaniously. | |
1218 | */ | |
1219 | if (tables->dbe.crp) | |
1220 | tables->dbe.cpr = tables->dbe.crp->cpr; | |
1221 | else | |
1222 | tables->dbe.cpr = call_path_root__new(); | |
1223 | ||
1224 | if (!tables->dbe.cpr) | |
aff63340 | 1225 | Py_FatalError("failed to create call path root"); |
2c15f5eb CP |
1226 | } |
1227 | ||
df919b40 AH |
1228 | tables->db_export_mode = true; |
1229 | /* | |
1230 | * Reserve per symbol space for symbol->db_id via symbol__priv() | |
1231 | */ | |
1232 | symbol_conf.priv_size = sizeof(u64); | |
1233 | ||
1234 | SET_TABLE_HANDLER(evsel); | |
1235 | SET_TABLE_HANDLER(machine); | |
1236 | SET_TABLE_HANDLER(thread); | |
1237 | SET_TABLE_HANDLER(comm); | |
1238 | SET_TABLE_HANDLER(comm_thread); | |
1239 | SET_TABLE_HANDLER(dso); | |
1240 | SET_TABLE_HANDLER(symbol); | |
c29414f5 | 1241 | SET_TABLE_HANDLER(branch_type); |
df919b40 | 1242 | SET_TABLE_HANDLER(sample); |
6a70307d AH |
1243 | SET_TABLE_HANDLER(call_path); |
1244 | SET_TABLE_HANDLER(call_return); | |
df919b40 AH |
1245 | } |
1246 | ||
66dfdff0 JŠ |
1247 | #if PY_MAJOR_VERSION < 3 |
1248 | static void _free_command_line(const char **command_line, int num) | |
1249 | { | |
1250 | free(command_line); | |
1251 | } | |
1252 | #else | |
1253 | static void _free_command_line(wchar_t **command_line, int num) | |
1254 | { | |
1255 | int i; | |
1256 | for (i = 0; i < num; i++) | |
1257 | PyMem_RawFree(command_line[i]); | |
1258 | free(command_line); | |
1259 | } | |
1260 | #endif | |
1261 | ||
1262 | ||
7e4b21b8 TZ |
1263 | /* |
1264 | * Start trace script | |
1265 | */ | |
1266 | static int python_start_script(const char *script, int argc, const char **argv) | |
1267 | { | |
df919b40 | 1268 | struct tables *tables = &tables_global; |
66dfdff0 | 1269 | #if PY_MAJOR_VERSION < 3 |
7e4b21b8 | 1270 | const char **command_line; |
66dfdff0 JŠ |
1271 | #else |
1272 | wchar_t **command_line; | |
1273 | #endif | |
7e4b21b8 TZ |
1274 | char buf[PATH_MAX]; |
1275 | int i, err = 0; | |
1276 | FILE *fp; | |
1277 | ||
66dfdff0 | 1278 | #if PY_MAJOR_VERSION < 3 |
7e4b21b8 TZ |
1279 | command_line = malloc((argc + 1) * sizeof(const char *)); |
1280 | command_line[0] = script; | |
1281 | for (i = 1; i < argc + 1; i++) | |
1282 | command_line[i] = argv[i - 1]; | |
66dfdff0 JŠ |
1283 | #else |
1284 | command_line = malloc((argc + 1) * sizeof(wchar_t *)); | |
1285 | command_line[0] = Py_DecodeLocale(script, NULL); | |
1286 | for (i = 1; i < argc + 1; i++) | |
1287 | command_line[i] = Py_DecodeLocale(argv[i - 1], NULL); | |
1288 | #endif | |
7e4b21b8 TZ |
1289 | |
1290 | Py_Initialize(); | |
1291 | ||
66dfdff0 | 1292 | #if PY_MAJOR_VERSION < 3 |
7e4b21b8 | 1293 | initperf_trace_context(); |
7e4b21b8 | 1294 | PySys_SetArgv(argc + 1, (char **)command_line); |
66dfdff0 JŠ |
1295 | #else |
1296 | PyInit_perf_trace_context(); | |
1297 | PySys_SetArgv(argc + 1, command_line); | |
1298 | #endif | |
7e4b21b8 TZ |
1299 | |
1300 | fp = fopen(script, "r"); | |
1301 | if (!fp) { | |
1302 | sprintf(buf, "Can't open python script \"%s\"", script); | |
1303 | perror(buf); | |
1304 | err = -1; | |
1305 | goto error; | |
1306 | } | |
1307 | ||
1308 | err = PyRun_SimpleFile(fp, script); | |
1309 | if (err) { | |
1310 | fprintf(stderr, "Error running python script %s\n", script); | |
1311 | goto error; | |
1312 | } | |
1313 | ||
1314 | err = run_start_sub(); | |
1315 | if (err) { | |
1316 | fprintf(stderr, "Error starting python script %s\n", script); | |
1317 | goto error; | |
1318 | } | |
1319 | ||
df919b40 AH |
1320 | set_table_handlers(tables); |
1321 | ||
c29414f5 AH |
1322 | if (tables->db_export_mode) { |
1323 | err = db_export__branch_types(&tables->dbe); | |
1324 | if (err) | |
1325 | goto error; | |
1326 | } | |
1327 | ||
66dfdff0 | 1328 | _free_command_line(command_line, argc + 1); |
979ac257 | 1329 | |
7e4b21b8 TZ |
1330 | return err; |
1331 | error: | |
1332 | Py_Finalize(); | |
66dfdff0 | 1333 | _free_command_line(command_line, argc + 1); |
7e4b21b8 TZ |
1334 | |
1335 | return err; | |
1336 | } | |
1337 | ||
d445dd2a AH |
1338 | static int python_flush_script(void) |
1339 | { | |
758008b2 AH |
1340 | struct tables *tables = &tables_global; |
1341 | ||
1342 | return db_export__flush(&tables->dbe); | |
d445dd2a AH |
1343 | } |
1344 | ||
7e4b21b8 TZ |
1345 | /* |
1346 | * Stop trace script | |
1347 | */ | |
1348 | static int python_stop_script(void) | |
1349 | { | |
df919b40 AH |
1350 | struct tables *tables = &tables_global; |
1351 | ||
a5563edf | 1352 | try_call_object("trace_end", NULL); |
7e4b21b8 | 1353 | |
df919b40 AH |
1354 | db_export__exit(&tables->dbe); |
1355 | ||
7e4b21b8 TZ |
1356 | Py_XDECREF(main_dict); |
1357 | Py_XDECREF(main_module); | |
1358 | Py_Finalize(); | |
1359 | ||
a5563edf | 1360 | return 0; |
7e4b21b8 TZ |
1361 | } |
1362 | ||
da378962 | 1363 | static int python_generate_script(struct pevent *pevent, const char *outfile) |
7e4b21b8 | 1364 | { |
aaf045f7 | 1365 | struct event_format *event = NULL; |
7e4b21b8 TZ |
1366 | struct format_field *f; |
1367 | char fname[PATH_MAX]; | |
1368 | int not_first, count; | |
1369 | FILE *ofp; | |
1370 | ||
1371 | sprintf(fname, "%s.py", outfile); | |
1372 | ofp = fopen(fname, "w"); | |
1373 | if (ofp == NULL) { | |
1374 | fprintf(stderr, "couldn't open %s\n", fname); | |
1375 | return -1; | |
1376 | } | |
133dc4c3 IM |
1377 | fprintf(ofp, "# perf script event handlers, " |
1378 | "generated by perf script -g python\n"); | |
7e4b21b8 TZ |
1379 | |
1380 | fprintf(ofp, "# Licensed under the terms of the GNU GPL" | |
1381 | " License version 2\n\n"); | |
1382 | ||
1383 | fprintf(ofp, "# The common_* event handler fields are the most useful " | |
1384 | "fields common to\n"); | |
1385 | ||
1386 | fprintf(ofp, "# all events. They don't necessarily correspond to " | |
1387 | "the 'common_*' fields\n"); | |
1388 | ||
1389 | fprintf(ofp, "# in the format files. Those fields not available as " | |
1390 | "handler params can\n"); | |
1391 | ||
1392 | fprintf(ofp, "# be retrieved using Python functions of the form " | |
1393 | "common_*(context).\n"); | |
1394 | ||
c76132dc | 1395 | fprintf(ofp, "# See the perf-script-python Documentation for the list " |
7e4b21b8 TZ |
1396 | "of available functions.\n\n"); |
1397 | ||
1398 | fprintf(ofp, "import os\n"); | |
1399 | fprintf(ofp, "import sys\n\n"); | |
1400 | ||
1401 | fprintf(ofp, "sys.path.append(os.environ['PERF_EXEC_PATH'] + \\\n"); | |
1402 | fprintf(ofp, "\t'/scripts/python/Perf-Trace-Util/lib/Perf/Trace')\n"); | |
1403 | fprintf(ofp, "\nfrom perf_trace_context import *\n"); | |
1404 | fprintf(ofp, "from Core import *\n\n\n"); | |
1405 | ||
1406 | fprintf(ofp, "def trace_begin():\n"); | |
1407 | fprintf(ofp, "\tprint \"in trace_begin\"\n\n"); | |
1408 | ||
1409 | fprintf(ofp, "def trace_end():\n"); | |
1410 | fprintf(ofp, "\tprint \"in trace_end\"\n\n"); | |
1411 | ||
da378962 | 1412 | while ((event = trace_find_next_event(pevent, event))) { |
7e4b21b8 TZ |
1413 | fprintf(ofp, "def %s__%s(", event->system, event->name); |
1414 | fprintf(ofp, "event_name, "); | |
1415 | fprintf(ofp, "context, "); | |
1416 | fprintf(ofp, "common_cpu,\n"); | |
1417 | fprintf(ofp, "\tcommon_secs, "); | |
1418 | fprintf(ofp, "common_nsecs, "); | |
1419 | fprintf(ofp, "common_pid, "); | |
1420 | fprintf(ofp, "common_comm,\n\t"); | |
0f5f5bcd | 1421 | fprintf(ofp, "common_callchain, "); |
7e4b21b8 TZ |
1422 | |
1423 | not_first = 0; | |
1424 | count = 0; | |
1425 | ||
1426 | for (f = event->format.fields; f; f = f->next) { | |
1427 | if (not_first++) | |
1428 | fprintf(ofp, ", "); | |
1429 | if (++count % 5 == 0) | |
1430 | fprintf(ofp, "\n\t"); | |
1431 | ||
1432 | fprintf(ofp, "%s", f->name); | |
1433 | } | |
a6418605 AK |
1434 | if (not_first++) |
1435 | fprintf(ofp, ", "); | |
1436 | if (++count % 5 == 0) | |
1437 | fprintf(ofp, "\n\t\t"); | |
1438 | fprintf(ofp, "perf_sample_dict"); | |
1439 | ||
7e4b21b8 TZ |
1440 | fprintf(ofp, "):\n"); |
1441 | ||
1442 | fprintf(ofp, "\t\tprint_header(event_name, common_cpu, " | |
1443 | "common_secs, common_nsecs,\n\t\t\t" | |
1444 | "common_pid, common_comm)\n\n"); | |
1445 | ||
1446 | fprintf(ofp, "\t\tprint \""); | |
1447 | ||
1448 | not_first = 0; | |
1449 | count = 0; | |
1450 | ||
1451 | for (f = event->format.fields; f; f = f->next) { | |
1452 | if (not_first++) | |
1453 | fprintf(ofp, ", "); | |
1454 | if (count && count % 3 == 0) { | |
1455 | fprintf(ofp, "\" \\\n\t\t\""); | |
1456 | } | |
1457 | count++; | |
1458 | ||
1459 | fprintf(ofp, "%s=", f->name); | |
1460 | if (f->flags & FIELD_IS_STRING || | |
1461 | f->flags & FIELD_IS_FLAG || | |
e646fe73 | 1462 | f->flags & FIELD_IS_ARRAY || |
7e4b21b8 TZ |
1463 | f->flags & FIELD_IS_SYMBOLIC) |
1464 | fprintf(ofp, "%%s"); | |
1465 | else if (f->flags & FIELD_IS_SIGNED) | |
1466 | fprintf(ofp, "%%d"); | |
1467 | else | |
1468 | fprintf(ofp, "%%u"); | |
1469 | } | |
1470 | ||
0f5f5bcd | 1471 | fprintf(ofp, "\" %% \\\n\t\t("); |
7e4b21b8 TZ |
1472 | |
1473 | not_first = 0; | |
1474 | count = 0; | |
1475 | ||
1476 | for (f = event->format.fields; f; f = f->next) { | |
1477 | if (not_first++) | |
1478 | fprintf(ofp, ", "); | |
1479 | ||
1480 | if (++count % 5 == 0) | |
1481 | fprintf(ofp, "\n\t\t"); | |
1482 | ||
1483 | if (f->flags & FIELD_IS_FLAG) { | |
1484 | if ((count - 1) % 5 != 0) { | |
1485 | fprintf(ofp, "\n\t\t"); | |
1486 | count = 4; | |
1487 | } | |
1488 | fprintf(ofp, "flag_str(\""); | |
1489 | fprintf(ofp, "%s__%s\", ", event->system, | |
1490 | event->name); | |
1491 | fprintf(ofp, "\"%s\", %s)", f->name, | |
1492 | f->name); | |
1493 | } else if (f->flags & FIELD_IS_SYMBOLIC) { | |
1494 | if ((count - 1) % 5 != 0) { | |
1495 | fprintf(ofp, "\n\t\t"); | |
1496 | count = 4; | |
1497 | } | |
1498 | fprintf(ofp, "symbol_str(\""); | |
1499 | fprintf(ofp, "%s__%s\", ", event->system, | |
1500 | event->name); | |
1501 | fprintf(ofp, "\"%s\", %s)", f->name, | |
1502 | f->name); | |
1503 | } else | |
1504 | fprintf(ofp, "%s", f->name); | |
1505 | } | |
1506 | ||
0f5f5bcd JS |
1507 | fprintf(ofp, ")\n\n"); |
1508 | ||
a6418605 AK |
1509 | fprintf(ofp, "\t\tprint 'Sample: {'+" |
1510 | "get_dict_as_string(perf_sample_dict['sample'], ', ')+'}'\n\n"); | |
1511 | ||
0f5f5bcd JS |
1512 | fprintf(ofp, "\t\tfor node in common_callchain:"); |
1513 | fprintf(ofp, "\n\t\t\tif 'sym' in node:"); | |
1514 | fprintf(ofp, "\n\t\t\t\tprint \"\\t[%%x] %%s\" %% (node['ip'], node['sym']['name'])"); | |
1515 | fprintf(ofp, "\n\t\t\telse:"); | |
1516 | fprintf(ofp, "\n\t\t\t\tprint \"\t[%%x]\" %% (node['ip'])\n\n"); | |
1517 | fprintf(ofp, "\t\tprint \"\\n\"\n\n"); | |
1518 | ||
7e4b21b8 TZ |
1519 | } |
1520 | ||
1521 | fprintf(ofp, "def trace_unhandled(event_name, context, " | |
a6418605 | 1522 | "event_fields_dict, perf_sample_dict):\n"); |
7e4b21b8 | 1523 | |
a6418605 AK |
1524 | fprintf(ofp, "\t\tprint get_dict_as_string(event_fields_dict)\n"); |
1525 | fprintf(ofp, "\t\tprint 'Sample: {'+" | |
1526 | "get_dict_as_string(perf_sample_dict['sample'], ', ')+'}'\n\n"); | |
7e4b21b8 TZ |
1527 | |
1528 | fprintf(ofp, "def print_header(" | |
1529 | "event_name, cpu, secs, nsecs, pid, comm):\n" | |
1530 | "\tprint \"%%-20s %%5u %%05u.%%09u %%8u %%-20s \" %% \\\n\t" | |
a6418605 AK |
1531 | "(event_name, cpu, secs, nsecs, pid, comm),\n\n"); |
1532 | ||
1533 | fprintf(ofp, "def get_dict_as_string(a_dict, delimiter=' '):\n" | |
1534 | "\treturn delimiter.join" | |
1535 | "(['%%s=%%s'%%(k,str(v))for k,v in sorted(a_dict.items())])\n"); | |
7e4b21b8 TZ |
1536 | |
1537 | fclose(ofp); | |
1538 | ||
1539 | fprintf(stderr, "generated Python script: %s\n", fname); | |
1540 | ||
1541 | return 0; | |
1542 | } | |
1543 | ||
1544 | struct scripting_ops python_scripting_ops = { | |
aef90263 JO |
1545 | .name = "Python", |
1546 | .start_script = python_start_script, | |
1547 | .flush_script = python_flush_script, | |
1548 | .stop_script = python_stop_script, | |
1549 | .process_event = python_process_event, | |
1550 | .process_stat = python_process_stat, | |
1551 | .process_stat_interval = python_process_stat_interval, | |
1552 | .generate_script = python_generate_script, | |
7e4b21b8 | 1553 | }; |