9c312311 |
1 | /* This file is part of the Linux Trace Toolkit viewer |
2 | * Copyright (C) 2003-2004 Michel Dagenais |
3 | * |
4 | * This program is free software; you can redistribute it and/or modify |
5 | * it under the terms of the GNU General Public License Version 2 as |
6 | * published by the Free Software Foundation; |
7 | * |
8 | * This program is distributed in the hope that it will be useful, |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
11 | * GNU General Public License for more details. |
12 | * |
13 | * You should have received a copy of the GNU General Public License |
14 | * along with this program; if not, write to the Free Software |
15 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, |
16 | * MA 02111-1307, USA. |
17 | */ |
18 | |
48f6f3c2 |
19 | /* The text dump facility needs to print headers before the trace set and |
20 | before each trace, to print each event, and to print statistics |
21 | after each trace. */ |
22 | |
4e4d11b3 |
23 | #ifdef HAVE_CONFIG_H |
24 | #include <config.h> |
25 | #endif |
26 | |
996acd92 |
27 | #include <lttv/lttv.h> |
28 | #include <lttv/option.h> |
29 | #include <lttv/module.h> |
30 | #include <lttv/hook.h> |
31 | #include <lttv/attribute.h> |
32 | #include <lttv/iattribute.h> |
b445142a |
33 | #include <lttv/stats.h> |
cec3d7b0 |
34 | #include <lttv/filter.h> |
ffd54a90 |
35 | #include <ltt/ltt.h> |
36 | #include <ltt/event.h> |
37 | #include <ltt/type.h> |
38 | #include <ltt/trace.h> |
ba6f11f1 |
39 | #include <ltt/facility.h> |
ffd54a90 |
40 | #include <stdio.h> |
996acd92 |
41 | |
dc877563 |
42 | static gboolean |
43 | a_field_names, |
b445142a |
44 | a_state, |
45 | a_cpu_stats, |
46 | a_process_stats; |
dc877563 |
47 | |
48 | static char |
b445142a |
49 | *a_file_name = NULL; |
dc877563 |
50 | |
51 | static LttvHooks |
52 | *before_traceset, |
53 | *after_traceset, |
54 | *before_trace, |
12c59c3d |
55 | *event_hook; |
dc877563 |
56 | |
ffd54a90 |
57 | void print_field(LttEvent *e, LttField *f, GString *s, gboolean field_names) { |
dc877563 |
58 | |
ffd54a90 |
59 | LttType *type; |
dc877563 |
60 | |
ffd54a90 |
61 | LttField *element; |
dc877563 |
62 | |
9eb6aa7a |
63 | GQuark name; |
dc877563 |
64 | |
ffd54a90 |
65 | int nb, i; |
dc877563 |
66 | |
ffd54a90 |
67 | type = ltt_field_type(f); |
68 | switch(ltt_type_class(type)) { |
69 | case LTT_INT: |
9eb6aa7a |
70 | case LTT_LONG: |
71 | case LTT_SSIZE_T: |
63c35f6c |
72 | g_string_append_printf(s, " %lld", ltt_event_get_long_int(e,f)); |
ffd54a90 |
73 | break; |
dc877563 |
74 | |
ffd54a90 |
75 | case LTT_UINT: |
9eb6aa7a |
76 | case LTT_ULONG: |
77 | case LTT_SIZE_T: |
78 | case LTT_OFF_T: |
63c35f6c |
79 | g_string_append_printf(s, " %llu", ltt_event_get_long_unsigned(e,f)); |
ffd54a90 |
80 | break; |
dc877563 |
81 | |
ffd54a90 |
82 | case LTT_FLOAT: |
83 | g_string_append_printf(s, " %g", ltt_event_get_double(e,f)); |
84 | break; |
dc877563 |
85 | |
9eb6aa7a |
86 | case LTT_POINTER: |
87 | g_string_append_printf(s, " 0x%llx", ltt_event_get_long_unsigned(e,f)); |
88 | break; |
89 | |
ffd54a90 |
90 | case LTT_STRING: |
91 | g_string_append_printf(s, " \"%s\"", ltt_event_get_string(e,f)); |
92 | break; |
93 | |
94 | case LTT_ENUM: |
95 | g_string_append_printf(s, " %s", ltt_enum_string_get(type, |
c6bc9cb9 |
96 | ltt_event_get_unsigned(e,f)-1)); |
ffd54a90 |
97 | break; |
98 | |
99 | case LTT_ARRAY: |
100 | case LTT_SEQUENCE: |
101 | g_string_append_printf(s, " {"); |
102 | nb = ltt_event_field_element_number(e,f); |
103 | element = ltt_field_element(f); |
104 | for(i = 0 ; i < nb ; i++) { |
105 | ltt_event_field_element_select(e,f,i); |
106 | print_field(e, element, s, field_names); |
107 | } |
108 | g_string_append_printf(s, " }"); |
109 | break; |
110 | |
111 | case LTT_STRUCT: |
112 | g_string_append_printf(s, " {"); |
113 | nb = ltt_type_member_number(type); |
114 | for(i = 0 ; i < nb ; i++) { |
115 | element = ltt_field_member(f,i); |
c432246e |
116 | if(field_names) { |
ffd54a90 |
117 | ltt_type_member_type(type, i, &name); |
9eb6aa7a |
118 | g_string_append_printf(s, " %s = ", g_quark_to_string(name)); |
ffd54a90 |
119 | } |
120 | print_field(e, element, s, field_names); |
121 | } |
122 | g_string_append_printf(s, " }"); |
123 | break; |
ba6f11f1 |
124 | |
125 | case LTT_UNION: |
126 | g_string_append_printf(s, " {"); |
127 | nb = ltt_type_member_number(type); |
128 | for(i = 0 ; i < nb ; i++) { |
129 | element = ltt_field_member(f,i); |
130 | if(field_names) { |
131 | ltt_type_member_type(type, i, &name); |
9eb6aa7a |
132 | g_string_append_printf(s, " %s = ", g_quark_to_string(name)); |
ba6f11f1 |
133 | } |
134 | print_field(e, element, s, field_names); |
135 | } |
136 | g_string_append_printf(s, " }"); |
137 | break; |
138 | |
ffd54a90 |
139 | } |
48f6f3c2 |
140 | } |
141 | |
142 | |
ba6f11f1 |
143 | void lttv_event_to_string(LttEvent *e, GString *s, |
3d27549e |
144 | gboolean mandatory_fields, gboolean field_names, LttvTracefileState *tfs) |
145 | { |
ffd54a90 |
146 | LttFacility *facility; |
48f6f3c2 |
147 | |
ffd54a90 |
148 | LttEventType *event_type; |
48f6f3c2 |
149 | |
ffd54a90 |
150 | LttType *type; |
151 | |
152 | LttField *field; |
48f6f3c2 |
153 | |
ffd54a90 |
154 | LttTime time; |
48f6f3c2 |
155 | |
ffd54a90 |
156 | g_string_set_size(s,0); |
dc877563 |
157 | |
ffd54a90 |
158 | facility = ltt_event_facility(e); |
159 | event_type = ltt_event_eventtype(e); |
160 | field = ltt_event_field(e); |
48f6f3c2 |
161 | |
ffd54a90 |
162 | if(mandatory_fields) { |
163 | time = ltt_event_time(e); |
b445142a |
164 | g_string_append_printf(s,"%s.%s: %ld.%09ld (%s)", |
9eb6aa7a |
165 | g_quark_to_string(ltt_facility_name(facility)), |
166 | g_quark_to_string(ltt_eventtype_name(event_type)), |
167 | (long)time.tv_sec, time.tv_nsec, |
b445142a |
168 | g_quark_to_string(tfs->cpu_name)); |
c432246e |
169 | /* Print the process id and the state/interrupt type of the process */ |
07bb8c8f |
170 | g_string_append_printf(s,", %u, %u, %s", tfs->process->pid, |
171 | tfs->process->ppid, |
172 | g_quark_to_string(tfs->process->state->t)); |
ffd54a90 |
173 | } |
174 | |
c6bc9cb9 |
175 | if(field) |
176 | print_field(e, field, s, field_names); |
ffd54a90 |
177 | } |
48f6f3c2 |
178 | |
179 | |
b445142a |
180 | static void |
181 | print_tree(FILE *fp, GString *indent, LttvAttribute *tree) |
182 | { |
183 | int i, nb, saved_length; |
184 | |
185 | LttvAttribute *subtree; |
186 | |
187 | LttvAttributeName name; |
188 | |
189 | LttvAttributeValue value; |
190 | |
191 | LttvAttributeType type; |
192 | |
193 | nb = lttv_attribute_get_number(tree); |
194 | for(i = 0 ; i < nb ; i++) { |
195 | type = lttv_attribute_get(tree, i, &name, &value); |
196 | fprintf(fp, "%s%s: ", indent->str, g_quark_to_string(name)); |
197 | |
198 | switch(type) { |
199 | case LTTV_INT: |
200 | fprintf(fp, "%d\n", *value.v_int); |
201 | break; |
202 | case LTTV_UINT: |
203 | fprintf(fp, "%u\n", *value.v_uint); |
204 | break; |
205 | case LTTV_LONG: |
206 | fprintf(fp, "%ld\n", *value.v_long); |
207 | break; |
208 | case LTTV_ULONG: |
209 | fprintf(fp, "%lu\n", *value.v_ulong); |
210 | break; |
211 | case LTTV_FLOAT: |
212 | fprintf(fp, "%f\n", (double)*value.v_float); |
213 | break; |
214 | case LTTV_DOUBLE: |
215 | fprintf(fp, "%f\n", *value.v_double); |
216 | break; |
217 | case LTTV_TIME: |
ba6f11f1 |
218 | fprintf(fp, "%10lu.%09lu\n", value.v_time->tv_sec, |
b445142a |
219 | value.v_time->tv_nsec); |
220 | break; |
221 | case LTTV_POINTER: |
222 | fprintf(fp, "POINTER\n"); |
223 | break; |
224 | case LTTV_STRING: |
225 | fprintf(fp, "%s\n", *value.v_string); |
226 | break; |
227 | case LTTV_GOBJECT: |
228 | if(LTTV_IS_ATTRIBUTE(*(value.v_gobject))) { |
229 | fprintf(fp, "\n"); |
230 | subtree = (LttvAttribute *)*(value.v_gobject); |
231 | saved_length = indent->len; |
232 | g_string_append(indent, " "); |
233 | print_tree(fp, indent, subtree); |
234 | g_string_truncate(indent, saved_length); |
235 | } |
236 | else fprintf(fp, "GOBJECT\n"); |
237 | break; |
238 | case LTTV_NONE: |
239 | break; |
240 | } |
241 | } |
242 | } |
243 | |
244 | |
245 | static void |
246 | print_stats(FILE *fp, LttvTracesetStats *tscs) |
247 | { |
248 | int i, nb, saved_length; |
249 | |
250 | LttvTraceset *ts; |
251 | |
252 | LttvTraceStats *tcs; |
253 | |
254 | GString *indent; |
255 | |
256 | LttSystemDescription *desc; |
257 | |
258 | if(tscs->stats == NULL) return; |
259 | indent = g_string_new(""); |
260 | fprintf(fp, "Traceset statistics:\n\n"); |
261 | print_tree(fp, indent, tscs->stats); |
262 | |
263 | ts = tscs->parent.parent.ts; |
264 | nb = lttv_traceset_number(ts); |
265 | |
266 | for(i = 0 ; i < nb ; i++) { |
267 | tcs = (LttvTraceStats *)(LTTV_TRACESET_CONTEXT(tscs)->traces[i]); |
9eb6aa7a |
268 | #if 0 //FIXME |
b445142a |
269 | desc = ltt_trace_system_description(tcs->parent.parent.t); |
ba6f11f1 |
270 | LttTime start_time = ltt_trace_system_description_trace_start_time(desc); |
271 | fprintf(fp, "Trace on system %s at time %lu.%09lu :\n", |
a5dcde2f |
272 | ltt_trace_system_description_node_name(desc), |
ba6f11f1 |
273 | start_time.tv_sec, |
274 | start_time.tv_nsec); |
9eb6aa7a |
275 | #endif //FIXME |
b445142a |
276 | saved_length = indent->len; |
277 | g_string_append(indent, " "); |
278 | print_tree(fp, indent, tcs->stats); |
279 | g_string_truncate(indent, saved_length); |
280 | } |
281 | g_string_free(indent, TRUE); |
282 | } |
283 | |
284 | |
dc877563 |
285 | /* Insert the hooks before and after each trace and tracefile, and for each |
286 | event. Print a global header. */ |
287 | |
288 | static FILE *a_file; |
48f6f3c2 |
289 | |
dc877563 |
290 | static GString *a_string; |
291 | |
ffd54a90 |
292 | static gboolean write_traceset_header(void *hook_data, void *call_data) |
48f6f3c2 |
293 | { |
dc877563 |
294 | LttvTracesetContext *tc = (LttvTracesetContext *)call_data; |
48f6f3c2 |
295 | |
b445142a |
296 | g_info("TextDump traceset header"); |
297 | |
dc877563 |
298 | if(a_file_name == NULL) a_file = stdout; |
299 | else a_file = fopen(a_file_name, "w"); |
48f6f3c2 |
300 | |
dc877563 |
301 | if(a_file == NULL) g_error("cannot open file %s", a_file_name); |
48f6f3c2 |
302 | |
dc877563 |
303 | /* Print the trace set header */ |
304 | fprintf(a_file,"Trace set contains %d traces\n\n", |
ffd54a90 |
305 | lttv_traceset_number(tc->ts)); |
48f6f3c2 |
306 | |
dc877563 |
307 | return FALSE; |
48f6f3c2 |
308 | } |
309 | |
310 | |
ffd54a90 |
311 | static gboolean write_traceset_footer(void *hook_data, void *call_data) |
48f6f3c2 |
312 | { |
dc877563 |
313 | LttvTracesetContext *tc = (LttvTracesetContext *)call_data; |
48f6f3c2 |
314 | |
b445142a |
315 | g_info("TextDump traceset footer"); |
316 | |
dc877563 |
317 | fprintf(a_file,"End trace set\n\n"); |
48f6f3c2 |
318 | |
b445142a |
319 | if(LTTV_IS_TRACESET_STATS(tc)) { |
f95bc830 |
320 | lttv_stats_sum_traceset((LttvTracesetStats *)tc); |
b445142a |
321 | print_stats(a_file, (LttvTracesetStats *)tc); |
322 | } |
323 | |
ffd54a90 |
324 | if(a_file_name != NULL) fclose(a_file); |
325 | |
dc877563 |
326 | return FALSE; |
48f6f3c2 |
327 | } |
328 | |
329 | |
dc877563 |
330 | static gboolean write_trace_header(void *hook_data, void *call_data) |
48f6f3c2 |
331 | { |
dc877563 |
332 | LttvTraceContext *tc = (LttvTraceContext *)call_data; |
9eb6aa7a |
333 | #if 0 //FIXME |
dc877563 |
334 | LttSystemDescription *system = ltt_trace_system_description(tc->t); |
48f6f3c2 |
335 | |
a5dcde2f |
336 | fprintf(a_file," Trace from %s in %s\n%s\n\n", |
337 | ltt_trace_system_description_node_name(system), |
338 | ltt_trace_system_description_domain_name(system), |
339 | ltt_trace_system_description_description(system)); |
9eb6aa7a |
340 | #endif //0 |
dc877563 |
341 | return FALSE; |
48f6f3c2 |
342 | } |
343 | |
344 | |
dc877563 |
345 | static int write_event_content(void *hook_data, void *call_data) |
48f6f3c2 |
346 | { |
8bf54995 |
347 | LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes()); |
348 | |
dc877563 |
349 | LttvTracefileContext *tfc = (LttvTracefileContext *)call_data; |
48f6f3c2 |
350 | |
dc877563 |
351 | LttvTracefileState *tfs = (LttvTracefileState *)call_data; |
48f6f3c2 |
352 | |
dc877563 |
353 | LttEvent *e; |
48f6f3c2 |
354 | |
8bf54995 |
355 | LttvAttributeValue value_filter; |
356 | |
357 | LttvFilter *filter; |
358 | |
9eb6aa7a |
359 | e = ltt_tracefile_get_event(tfc->tf); |
48f6f3c2 |
360 | |
8bf54995 |
361 | |
362 | g_assert(lttv_iattribute_find_by_path(attributes, "filter/lttv_filter", |
363 | LTTV_POINTER, &value_filter)); |
364 | filter = (LttvFilter*)*(value_filter.v_pointer); |
365 | |
cec3d7b0 |
366 | /* |
367 | * call to the filter if available |
368 | */ |
0bc23ba9 |
369 | if(filter->head != NULL) |
370 | if(!lttv_filter_tree_parse(filter->head,e,tfc->tf,tfc->t_context->t,tfs->process,tfc)) |
8ff6243c |
371 | return FALSE; |
cec3d7b0 |
372 | |
ba6f11f1 |
373 | lttv_event_to_string(e, a_string, TRUE, a_field_names, tfs); |
c6bc9cb9 |
374 | g_string_append_printf(a_string,"\n"); |
dc877563 |
375 | |
376 | if(a_state) { |
9d0bb8d1 |
377 | g_string_append_printf(a_string, " %s ", |
ffd54a90 |
378 | g_quark_to_string(tfs->process->state->s)); |
dc877563 |
379 | } |
48f6f3c2 |
380 | |
ffd54a90 |
381 | fputs(a_string->str, a_file); |
dc877563 |
382 | return FALSE; |
48f6f3c2 |
383 | } |
384 | |
385 | |
08b1c66e |
386 | static void init() |
48f6f3c2 |
387 | { |
ffd54a90 |
388 | LttvAttributeValue value; |
48f6f3c2 |
389 | |
ffd54a90 |
390 | LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes()); |
48f6f3c2 |
391 | |
b445142a |
392 | g_info("Init textDump.c"); |
9402662d |
393 | |
c6bc9cb9 |
394 | a_string = g_string_new(""); |
395 | |
ffd54a90 |
396 | a_file_name = NULL; |
397 | lttv_option_add("output", 'o', |
398 | "output file where the text is written", |
399 | "file name", |
400 | LTTV_OPT_STRING, &a_file_name, NULL, NULL); |
48f6f3c2 |
401 | |
ffd54a90 |
402 | a_field_names = FALSE; |
403 | lttv_option_add("field_names", 'l', |
404 | "write the field names for each event", |
405 | "", |
406 | LTTV_OPT_NONE, &a_field_names, NULL, NULL); |
48f6f3c2 |
407 | |
ffd54a90 |
408 | a_state = FALSE; |
409 | lttv_option_add("process_state", 's', |
410 | "write the pid and state for each event", |
411 | "", |
412 | LTTV_OPT_NONE, &a_state, NULL, NULL); |
dc877563 |
413 | |
b445142a |
414 | a_cpu_stats = FALSE; |
9d0bb8d1 |
415 | lttv_option_add("cpu_stats", 'c', |
b445142a |
416 | "write the per cpu statistics", |
417 | "", |
418 | LTTV_OPT_NONE, &a_cpu_stats, NULL, NULL); |
419 | |
420 | a_process_stats = FALSE; |
9d0bb8d1 |
421 | lttv_option_add("process_stats", 'p', |
b445142a |
422 | "write the per process statistics", |
423 | "", |
424 | LTTV_OPT_NONE, &a_process_stats, NULL, NULL); |
425 | |
12c59c3d |
426 | g_assert(lttv_iattribute_find_by_path(attributes, "hooks/event", |
ffd54a90 |
427 | LTTV_POINTER, &value)); |
12c59c3d |
428 | g_assert((event_hook = *(value.v_pointer)) != NULL); |
429 | lttv_hooks_add(event_hook, write_event_content, NULL, LTTV_PRIO_DEFAULT); |
dc877563 |
430 | |
ffd54a90 |
431 | g_assert(lttv_iattribute_find_by_path(attributes, "hooks/trace/before", |
432 | LTTV_POINTER, &value)); |
433 | g_assert((before_trace = *(value.v_pointer)) != NULL); |
12c59c3d |
434 | lttv_hooks_add(before_trace, write_trace_header, NULL, LTTV_PRIO_DEFAULT); |
dc877563 |
435 | |
ffd54a90 |
436 | g_assert(lttv_iattribute_find_by_path(attributes, "hooks/traceset/before", |
437 | LTTV_POINTER, &value)); |
438 | g_assert((before_traceset = *(value.v_pointer)) != NULL); |
12c59c3d |
439 | lttv_hooks_add(before_traceset, write_traceset_header, NULL, |
440 | LTTV_PRIO_DEFAULT); |
dc877563 |
441 | |
ffd54a90 |
442 | g_assert(lttv_iattribute_find_by_path(attributes, "hooks/traceset/after", |
443 | LTTV_POINTER, &value)); |
444 | g_assert((after_traceset = *(value.v_pointer)) != NULL); |
12c59c3d |
445 | lttv_hooks_add(after_traceset, write_traceset_footer, NULL, |
446 | LTTV_PRIO_DEFAULT); |
ffd54a90 |
447 | } |
48f6f3c2 |
448 | |
48f6f3c2 |
449 | |
08b1c66e |
450 | static void destroy() |
ffd54a90 |
451 | { |
b445142a |
452 | g_info("Destroy textDump"); |
453 | |
ffd54a90 |
454 | lttv_option_remove("output"); |
48f6f3c2 |
455 | |
ffd54a90 |
456 | lttv_option_remove("field_names"); |
48f6f3c2 |
457 | |
ffd54a90 |
458 | lttv_option_remove("process_state"); |
48f6f3c2 |
459 | |
b445142a |
460 | lttv_option_remove("cpu_stats"); |
461 | |
462 | lttv_option_remove("process_stats"); |
463 | |
c6bc9cb9 |
464 | g_string_free(a_string, TRUE); |
465 | |
12c59c3d |
466 | lttv_hooks_remove_data(event_hook, write_event_content, NULL); |
48f6f3c2 |
467 | |
ffd54a90 |
468 | lttv_hooks_remove_data(before_trace, write_trace_header, NULL); |
48f6f3c2 |
469 | |
ffd54a90 |
470 | lttv_hooks_remove_data(before_trace, write_traceset_header, NULL); |
48f6f3c2 |
471 | |
ffd54a90 |
472 | lttv_hooks_remove_data(before_trace, write_traceset_footer, NULL); |
48f6f3c2 |
473 | } |
474 | |
475 | |
08b1c66e |
476 | LTTV_MODULE("textDump", "Print events in a file", \ |
477 | "Produce a detailed text printout of a trace", \ |
0c5dbe3b |
478 | init, destroy, "stats", "batchAnalysis", "option") |
48f6f3c2 |
479 | |