48f6f3c2 |
1 | /* The text dump facility needs to print headers before the trace set and |
2 | before each trace, to print each event, and to print statistics |
3 | after each trace. */ |
4 | |
996acd92 |
5 | #include <lttv/lttv.h> |
6 | #include <lttv/option.h> |
7 | #include <lttv/module.h> |
8 | #include <lttv/hook.h> |
9 | #include <lttv/attribute.h> |
10 | #include <lttv/iattribute.h> |
b445142a |
11 | #include <lttv/stats.h> |
ffd54a90 |
12 | #include <ltt/ltt.h> |
13 | #include <ltt/event.h> |
14 | #include <ltt/type.h> |
15 | #include <ltt/trace.h> |
16 | #include <stdio.h> |
996acd92 |
17 | |
dc877563 |
18 | static gboolean |
19 | a_field_names, |
b445142a |
20 | a_state, |
21 | a_cpu_stats, |
22 | a_process_stats; |
dc877563 |
23 | |
24 | static char |
b445142a |
25 | *a_file_name = NULL; |
dc877563 |
26 | |
27 | static LttvHooks |
28 | *before_traceset, |
29 | *after_traceset, |
30 | *before_trace, |
31 | *before_event; |
32 | |
f60d7a47 |
33 | |
ffd54a90 |
34 | void print_field(LttEvent *e, LttField *f, GString *s, gboolean field_names) { |
dc877563 |
35 | |
ffd54a90 |
36 | LttType *type; |
dc877563 |
37 | |
ffd54a90 |
38 | LttField *element; |
dc877563 |
39 | |
ffd54a90 |
40 | char *name; |
dc877563 |
41 | |
ffd54a90 |
42 | int nb, i; |
dc877563 |
43 | |
ffd54a90 |
44 | type = ltt_field_type(f); |
45 | switch(ltt_type_class(type)) { |
46 | case LTT_INT: |
47 | g_string_append_printf(s, " %ld", ltt_event_get_long_int(e,f)); |
48 | break; |
dc877563 |
49 | |
ffd54a90 |
50 | case LTT_UINT: |
51 | g_string_append_printf(s, " %lu", ltt_event_get_long_unsigned(e,f)); |
52 | break; |
dc877563 |
53 | |
ffd54a90 |
54 | case LTT_FLOAT: |
55 | g_string_append_printf(s, " %g", ltt_event_get_double(e,f)); |
56 | break; |
dc877563 |
57 | |
ffd54a90 |
58 | case LTT_STRING: |
59 | g_string_append_printf(s, " \"%s\"", ltt_event_get_string(e,f)); |
60 | break; |
61 | |
62 | case LTT_ENUM: |
63 | g_string_append_printf(s, " %s", ltt_enum_string_get(type, |
c6bc9cb9 |
64 | ltt_event_get_unsigned(e,f)-1)); |
ffd54a90 |
65 | break; |
66 | |
67 | case LTT_ARRAY: |
68 | case LTT_SEQUENCE: |
69 | g_string_append_printf(s, " {"); |
70 | nb = ltt_event_field_element_number(e,f); |
71 | element = ltt_field_element(f); |
72 | for(i = 0 ; i < nb ; i++) { |
73 | ltt_event_field_element_select(e,f,i); |
74 | print_field(e, element, s, field_names); |
75 | } |
76 | g_string_append_printf(s, " }"); |
77 | break; |
78 | |
79 | case LTT_STRUCT: |
80 | g_string_append_printf(s, " {"); |
81 | nb = ltt_type_member_number(type); |
82 | for(i = 0 ; i < nb ; i++) { |
83 | element = ltt_field_member(f,i); |
c432246e |
84 | if(field_names) { |
ffd54a90 |
85 | ltt_type_member_type(type, i, &name); |
c432246e |
86 | g_string_append_printf(s, " %s = ", name); |
ffd54a90 |
87 | } |
88 | print_field(e, element, s, field_names); |
89 | } |
90 | g_string_append_printf(s, " }"); |
91 | break; |
92 | } |
48f6f3c2 |
93 | } |
94 | |
95 | |
ffd54a90 |
96 | void lttv_event_to_string(LttEvent *e, LttTracefile *tf, GString *s, |
3d27549e |
97 | gboolean mandatory_fields, gboolean field_names, LttvTracefileState *tfs) |
98 | { |
ffd54a90 |
99 | LttFacility *facility; |
48f6f3c2 |
100 | |
ffd54a90 |
101 | LttEventType *event_type; |
48f6f3c2 |
102 | |
ffd54a90 |
103 | LttType *type; |
104 | |
105 | LttField *field; |
48f6f3c2 |
106 | |
ffd54a90 |
107 | LttTime time; |
48f6f3c2 |
108 | |
ffd54a90 |
109 | g_string_set_size(s,0); |
dc877563 |
110 | |
ffd54a90 |
111 | facility = ltt_event_facility(e); |
112 | event_type = ltt_event_eventtype(e); |
113 | field = ltt_event_field(e); |
48f6f3c2 |
114 | |
ffd54a90 |
115 | if(mandatory_fields) { |
116 | time = ltt_event_time(e); |
b445142a |
117 | g_string_append_printf(s,"%s.%s: %ld.%09ld (%s)", |
118 | ltt_facility_name(facility), |
ffd54a90 |
119 | ltt_eventtype_name(event_type), (long)time.tv_sec, time.tv_nsec, |
b445142a |
120 | g_quark_to_string(tfs->cpu_name)); |
c432246e |
121 | /* Print the process id and the state/interrupt type of the process */ |
07bb8c8f |
122 | g_string_append_printf(s,", %u, %u, %s", tfs->process->pid, |
123 | tfs->process->ppid, |
124 | g_quark_to_string(tfs->process->state->t)); |
ffd54a90 |
125 | } |
126 | |
c6bc9cb9 |
127 | if(field) |
128 | print_field(e, field, s, field_names); |
ffd54a90 |
129 | } |
48f6f3c2 |
130 | |
131 | |
b445142a |
132 | static void |
133 | print_tree(FILE *fp, GString *indent, LttvAttribute *tree) |
134 | { |
135 | int i, nb, saved_length; |
136 | |
137 | LttvAttribute *subtree; |
138 | |
139 | LttvAttributeName name; |
140 | |
141 | LttvAttributeValue value; |
142 | |
143 | LttvAttributeType type; |
144 | |
145 | nb = lttv_attribute_get_number(tree); |
146 | for(i = 0 ; i < nb ; i++) { |
147 | type = lttv_attribute_get(tree, i, &name, &value); |
148 | fprintf(fp, "%s%s: ", indent->str, g_quark_to_string(name)); |
149 | |
150 | switch(type) { |
151 | case LTTV_INT: |
152 | fprintf(fp, "%d\n", *value.v_int); |
153 | break; |
154 | case LTTV_UINT: |
155 | fprintf(fp, "%u\n", *value.v_uint); |
156 | break; |
157 | case LTTV_LONG: |
158 | fprintf(fp, "%ld\n", *value.v_long); |
159 | break; |
160 | case LTTV_ULONG: |
161 | fprintf(fp, "%lu\n", *value.v_ulong); |
162 | break; |
163 | case LTTV_FLOAT: |
164 | fprintf(fp, "%f\n", (double)*value.v_float); |
165 | break; |
166 | case LTTV_DOUBLE: |
167 | fprintf(fp, "%f\n", *value.v_double); |
168 | break; |
169 | case LTTV_TIME: |
170 | fprintf(fp, "%10u.%09u\n", value.v_time->tv_sec, |
171 | value.v_time->tv_nsec); |
172 | break; |
173 | case LTTV_POINTER: |
174 | fprintf(fp, "POINTER\n"); |
175 | break; |
176 | case LTTV_STRING: |
177 | fprintf(fp, "%s\n", *value.v_string); |
178 | break; |
179 | case LTTV_GOBJECT: |
180 | if(LTTV_IS_ATTRIBUTE(*(value.v_gobject))) { |
181 | fprintf(fp, "\n"); |
182 | subtree = (LttvAttribute *)*(value.v_gobject); |
183 | saved_length = indent->len; |
184 | g_string_append(indent, " "); |
185 | print_tree(fp, indent, subtree); |
186 | g_string_truncate(indent, saved_length); |
187 | } |
188 | else fprintf(fp, "GOBJECT\n"); |
189 | break; |
190 | case LTTV_NONE: |
191 | break; |
192 | } |
193 | } |
194 | } |
195 | |
196 | |
197 | static void |
198 | print_stats(FILE *fp, LttvTracesetStats *tscs) |
199 | { |
200 | int i, nb, saved_length; |
201 | |
202 | LttvTraceset *ts; |
203 | |
204 | LttvTraceStats *tcs; |
205 | |
206 | GString *indent; |
207 | |
208 | LttSystemDescription *desc; |
209 | |
210 | if(tscs->stats == NULL) return; |
211 | indent = g_string_new(""); |
212 | fprintf(fp, "Traceset statistics:\n\n"); |
213 | print_tree(fp, indent, tscs->stats); |
214 | |
215 | ts = tscs->parent.parent.ts; |
216 | nb = lttv_traceset_number(ts); |
217 | |
218 | for(i = 0 ; i < nb ; i++) { |
219 | tcs = (LttvTraceStats *)(LTTV_TRACESET_CONTEXT(tscs)->traces[i]); |
220 | desc = ltt_trace_system_description(tcs->parent.parent.t); |
a5dcde2f |
221 | fprintf(fp, "Trace on system %s at time %d secs:\n", |
222 | ltt_trace_system_description_node_name(desc), |
223 | (ltt_trace_system_description_trace_start_time(desc)).tv_sec); |
b445142a |
224 | saved_length = indent->len; |
225 | g_string_append(indent, " "); |
226 | print_tree(fp, indent, tcs->stats); |
227 | g_string_truncate(indent, saved_length); |
228 | } |
229 | g_string_free(indent, TRUE); |
230 | } |
231 | |
232 | |
dc877563 |
233 | /* Insert the hooks before and after each trace and tracefile, and for each |
234 | event. Print a global header. */ |
235 | |
236 | static FILE *a_file; |
48f6f3c2 |
237 | |
dc877563 |
238 | static GString *a_string; |
239 | |
ffd54a90 |
240 | static gboolean write_traceset_header(void *hook_data, void *call_data) |
48f6f3c2 |
241 | { |
dc877563 |
242 | LttvTracesetContext *tc = (LttvTracesetContext *)call_data; |
48f6f3c2 |
243 | |
b445142a |
244 | g_info("TextDump traceset header"); |
245 | |
dc877563 |
246 | if(a_file_name == NULL) a_file = stdout; |
247 | else a_file = fopen(a_file_name, "w"); |
48f6f3c2 |
248 | |
dc877563 |
249 | if(a_file == NULL) g_error("cannot open file %s", a_file_name); |
48f6f3c2 |
250 | |
dc877563 |
251 | /* Print the trace set header */ |
252 | fprintf(a_file,"Trace set contains %d traces\n\n", |
ffd54a90 |
253 | lttv_traceset_number(tc->ts)); |
48f6f3c2 |
254 | |
dc877563 |
255 | return FALSE; |
48f6f3c2 |
256 | } |
257 | |
258 | |
ffd54a90 |
259 | static gboolean write_traceset_footer(void *hook_data, void *call_data) |
48f6f3c2 |
260 | { |
dc877563 |
261 | LttvTracesetContext *tc = (LttvTracesetContext *)call_data; |
48f6f3c2 |
262 | |
b445142a |
263 | g_info("TextDump traceset footer"); |
264 | |
dc877563 |
265 | fprintf(a_file,"End trace set\n\n"); |
48f6f3c2 |
266 | |
b445142a |
267 | if(LTTV_IS_TRACESET_STATS(tc)) { |
268 | print_stats(a_file, (LttvTracesetStats *)tc); |
269 | } |
270 | |
ffd54a90 |
271 | if(a_file_name != NULL) fclose(a_file); |
272 | |
dc877563 |
273 | return FALSE; |
48f6f3c2 |
274 | } |
275 | |
276 | |
dc877563 |
277 | static gboolean write_trace_header(void *hook_data, void *call_data) |
48f6f3c2 |
278 | { |
dc877563 |
279 | LttvTraceContext *tc = (LttvTraceContext *)call_data; |
280 | |
281 | LttSystemDescription *system = ltt_trace_system_description(tc->t); |
48f6f3c2 |
282 | |
a5dcde2f |
283 | fprintf(a_file," Trace from %s in %s\n%s\n\n", |
284 | ltt_trace_system_description_node_name(system), |
285 | ltt_trace_system_description_domain_name(system), |
286 | ltt_trace_system_description_description(system)); |
dc877563 |
287 | return FALSE; |
48f6f3c2 |
288 | } |
289 | |
290 | |
dc877563 |
291 | static int write_event_content(void *hook_data, void *call_data) |
48f6f3c2 |
292 | { |
dc877563 |
293 | LttvTracefileContext *tfc = (LttvTracefileContext *)call_data; |
48f6f3c2 |
294 | |
dc877563 |
295 | LttvTracefileState *tfs = (LttvTracefileState *)call_data; |
48f6f3c2 |
296 | |
dc877563 |
297 | LttEvent *e; |
48f6f3c2 |
298 | |
dc877563 |
299 | e = tfc->e; |
48f6f3c2 |
300 | |
3d27549e |
301 | lttv_event_to_string(e, tfc->tf, a_string, TRUE, a_field_names, tfs); |
c6bc9cb9 |
302 | g_string_append_printf(a_string,"\n"); |
dc877563 |
303 | |
304 | if(a_state) { |
9d0bb8d1 |
305 | g_string_append_printf(a_string, " %s ", |
ffd54a90 |
306 | g_quark_to_string(tfs->process->state->s)); |
dc877563 |
307 | } |
48f6f3c2 |
308 | |
ffd54a90 |
309 | fputs(a_string->str, a_file); |
dc877563 |
310 | return FALSE; |
48f6f3c2 |
311 | } |
312 | |
313 | |
d83f6739 |
314 | G_MODULE_EXPORT void init(LttvModule *self, int argc, char **argv) |
48f6f3c2 |
315 | { |
ffd54a90 |
316 | LttvAttributeValue value; |
48f6f3c2 |
317 | |
ffd54a90 |
318 | LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes()); |
48f6f3c2 |
319 | |
b445142a |
320 | g_info("Init textDump.c"); |
9402662d |
321 | |
308711e5 |
322 | lttv_module_require(self, "libbatchAnalysis", argc, argv); |
323 | |
c6bc9cb9 |
324 | a_string = g_string_new(""); |
325 | |
ffd54a90 |
326 | a_file_name = NULL; |
327 | lttv_option_add("output", 'o', |
328 | "output file where the text is written", |
329 | "file name", |
330 | LTTV_OPT_STRING, &a_file_name, NULL, NULL); |
48f6f3c2 |
331 | |
ffd54a90 |
332 | a_field_names = FALSE; |
333 | lttv_option_add("field_names", 'l', |
334 | "write the field names for each event", |
335 | "", |
336 | LTTV_OPT_NONE, &a_field_names, NULL, NULL); |
48f6f3c2 |
337 | |
ffd54a90 |
338 | a_state = FALSE; |
339 | lttv_option_add("process_state", 's', |
340 | "write the pid and state for each event", |
341 | "", |
342 | LTTV_OPT_NONE, &a_state, NULL, NULL); |
dc877563 |
343 | |
b445142a |
344 | a_cpu_stats = FALSE; |
9d0bb8d1 |
345 | lttv_option_add("cpu_stats", 'c', |
b445142a |
346 | "write the per cpu statistics", |
347 | "", |
348 | LTTV_OPT_NONE, &a_cpu_stats, NULL, NULL); |
349 | |
350 | a_process_stats = FALSE; |
9d0bb8d1 |
351 | lttv_option_add("process_stats", 'p', |
b445142a |
352 | "write the per process statistics", |
353 | "", |
354 | LTTV_OPT_NONE, &a_process_stats, NULL, NULL); |
355 | |
ffd54a90 |
356 | g_assert(lttv_iattribute_find_by_path(attributes, "hooks/event/before", |
357 | LTTV_POINTER, &value)); |
358 | g_assert((before_event = *(value.v_pointer)) != NULL); |
359 | lttv_hooks_add(before_event, write_event_content, NULL); |
dc877563 |
360 | |
ffd54a90 |
361 | g_assert(lttv_iattribute_find_by_path(attributes, "hooks/trace/before", |
362 | LTTV_POINTER, &value)); |
363 | g_assert((before_trace = *(value.v_pointer)) != NULL); |
364 | lttv_hooks_add(before_trace, write_trace_header, NULL); |
dc877563 |
365 | |
ffd54a90 |
366 | g_assert(lttv_iattribute_find_by_path(attributes, "hooks/traceset/before", |
367 | LTTV_POINTER, &value)); |
368 | g_assert((before_traceset = *(value.v_pointer)) != NULL); |
369 | lttv_hooks_add(before_traceset, write_traceset_header, NULL); |
dc877563 |
370 | |
ffd54a90 |
371 | g_assert(lttv_iattribute_find_by_path(attributes, "hooks/traceset/after", |
372 | LTTV_POINTER, &value)); |
373 | g_assert((after_traceset = *(value.v_pointer)) != NULL); |
374 | lttv_hooks_add(after_traceset, write_traceset_footer, NULL); |
375 | } |
48f6f3c2 |
376 | |
48f6f3c2 |
377 | |
d83f6739 |
378 | G_MODULE_EXPORT void destroy() |
ffd54a90 |
379 | { |
b445142a |
380 | g_info("Destroy textDump"); |
381 | |
ffd54a90 |
382 | lttv_option_remove("output"); |
48f6f3c2 |
383 | |
ffd54a90 |
384 | lttv_option_remove("field_names"); |
48f6f3c2 |
385 | |
ffd54a90 |
386 | lttv_option_remove("process_state"); |
48f6f3c2 |
387 | |
b445142a |
388 | lttv_option_remove("cpu_stats"); |
389 | |
390 | lttv_option_remove("process_stats"); |
391 | |
c6bc9cb9 |
392 | g_string_free(a_string, TRUE); |
393 | |
ffd54a90 |
394 | lttv_hooks_remove_data(before_event, write_event_content, NULL); |
48f6f3c2 |
395 | |
ffd54a90 |
396 | lttv_hooks_remove_data(before_trace, write_trace_header, NULL); |
48f6f3c2 |
397 | |
ffd54a90 |
398 | lttv_hooks_remove_data(before_trace, write_traceset_header, NULL); |
48f6f3c2 |
399 | |
ffd54a90 |
400 | lttv_hooks_remove_data(before_trace, write_traceset_footer, NULL); |
48f6f3c2 |
401 | } |
402 | |
403 | |
404 | |
405 | |