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1fc22eb4 JD |
1 | /* |
2 | * Copyright (C) 2011 Julien Desfossez | |
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 | ||
19 | #include <stdio.h> | |
20 | #include <stdlib.h> | |
21 | #include <signal.h> | |
22 | #include <string.h> | |
23 | #include <ncurses.h> | |
24 | #include <panel.h> | |
25 | #include <pthread.h> | |
26 | #include <semaphore.h> | |
27 | ||
28 | #include "cursesdisplay.h" | |
29 | #include "lttngtoptypes.h" | |
30 | #include "common.h" | |
31 | ||
32 | #define DEFAULT_DELAY 15 | |
33 | #define MAX_LINE_LENGTH 50 | |
34 | #define MAX_LOG_LINES 4 | |
35 | ||
36 | /* to prevent concurrent updates of the different windows */ | |
37 | sem_t update_display_sem; | |
38 | ||
39 | char *termtype; | |
40 | WINDOW *footer, *header, *center, *status; | |
41 | WINDOW *perf_panel_window = NULL; | |
42 | PANEL *perf_panel, *main_panel; | |
43 | ||
44 | int perf_panel_visible = 0; | |
45 | int perf_line_selected = 0; | |
46 | ||
47 | int last_display_index, currently_displayed_index; | |
48 | ||
49 | struct processtop *selected_process = NULL; | |
50 | int selected_tid; | |
51 | char *selected_comm; | |
52 | int selected_ret; | |
53 | ||
54 | int selected_line = 0; /* select bar position */ | |
55 | int selected_in_list = 0; /* selection relative to the whole list */ | |
56 | int list_offset = 0; /* first index in the list to display (scroll) */ | |
57 | int nb_log_lines = 0; | |
58 | char log_lines[MAX_LINE_LENGTH * MAX_LOG_LINES + MAX_LOG_LINES]; | |
59 | ||
60 | int max_elements = 80; | |
61 | ||
62 | int toggle_threads = -1; | |
63 | int toggle_pause = -1; | |
64 | int toggle_tree = -1; | |
65 | ||
66 | int max_center_lines; | |
67 | ||
68 | pthread_t keyboard_thread; | |
69 | ||
70 | void reset_ncurses() | |
71 | { | |
72 | curs_set(1); | |
73 | endwin(); | |
74 | exit(0); | |
75 | } | |
76 | ||
77 | static void handle_sigterm(int signal) | |
78 | { | |
79 | reset_ncurses(); | |
80 | } | |
81 | ||
82 | void init_screen() | |
83 | { | |
84 | initscr(); | |
85 | noecho(); | |
86 | halfdelay(DEFAULT_DELAY); | |
87 | nonl(); | |
88 | intrflush(stdscr, false); | |
89 | keypad(stdscr, true); | |
90 | curs_set(0); | |
91 | ||
92 | if (has_colors()) { | |
93 | start_color(); | |
94 | init_pair(1, COLOR_RED, COLOR_BLACK); /* - */ | |
95 | init_pair(2, COLOR_GREEN, COLOR_BLACK); /* + */ | |
96 | init_pair(3, COLOR_BLACK, COLOR_WHITE); /* keys */ | |
97 | init_pair(4, COLOR_WHITE, COLOR_GREEN); /* keys activated */ | |
98 | init_pair(5, COLOR_WHITE, COLOR_BLUE); /* select line */ | |
99 | } | |
100 | termtype = getenv("TERM"); | |
101 | if (!strcmp(termtype, "xterm") || !strcmp(termtype, "xterm-color") || | |
102 | !strcmp(termtype, "vt220")) { | |
103 | define_key("\033[H", KEY_HOME); | |
104 | define_key("\033[F", KEY_END); | |
105 | define_key("\033OP", KEY_F(1)); | |
106 | define_key("\033OQ", KEY_F(2)); | |
107 | define_key("\033OR", KEY_F(3)); | |
108 | define_key("\033OS", KEY_F(4)); | |
109 | define_key("\0330U", KEY_F(6)); | |
110 | define_key("\033[11~", KEY_F(1)); | |
111 | define_key("\033[12~", KEY_F(2)); | |
112 | define_key("\033[13~", KEY_F(3)); | |
113 | define_key("\033[14~", KEY_F(4)); | |
114 | define_key("\033[16~", KEY_F(6)); | |
115 | define_key("\033[17;2~", KEY_F(18)); | |
116 | } | |
117 | signal(SIGTERM, handle_sigterm); | |
118 | mousemask(BUTTON1_CLICKED, NULL); | |
119 | refresh(); | |
120 | } | |
121 | ||
122 | WINDOW *create_window(int height, int width, int startx, int starty) | |
123 | { | |
124 | WINDOW *win; | |
125 | win = newwin(height, width, startx, starty); | |
126 | box(win, 0 , 0); | |
127 | wrefresh(win); | |
128 | return win; | |
129 | } | |
130 | ||
131 | WINDOW *create_window_no_border(int height, int width, int startx, int starty) | |
132 | { | |
133 | WINDOW *win; | |
134 | win = newwin(height, width, startx, starty); | |
135 | wrefresh(win); | |
136 | return win; | |
137 | } | |
138 | ||
139 | void print_digit(WINDOW *win, int digit) | |
140 | { | |
141 | if (digit < 0) { | |
142 | wattron(win, COLOR_PAIR(1)); | |
143 | wprintw(win, "%d", digit); | |
144 | wattroff(win, COLOR_PAIR(1)); | |
145 | } else if (digit > 0) { | |
146 | wattron(win, COLOR_PAIR(2)); | |
147 | wprintw(win, "+%d", digit); | |
148 | wattroff(win, COLOR_PAIR(2)); | |
149 | } else { | |
150 | wprintw(win, "0"); | |
151 | } | |
152 | } | |
153 | ||
154 | void print_digits(WINDOW *win, int first, int second) | |
155 | { | |
156 | wprintw(win, "("); | |
157 | print_digit(win, first); | |
158 | wprintw(win, ", "); | |
159 | print_digit(win, second); | |
160 | wprintw(win, ")"); | |
161 | } | |
162 | ||
163 | void print_headers(int line, char *desc, int value, int first, int second) | |
164 | { | |
165 | wattron(header, A_BOLD); | |
166 | mvwprintw(header, line, 4, "%s", desc); | |
167 | wattroff(header, A_BOLD); | |
168 | mvwprintw(header, line, 16, "N/A", value); | |
169 | wmove(header, line, 24); | |
170 | print_digits(header, first, second); | |
171 | wmove(header, line, 40); | |
172 | } | |
173 | ||
174 | void set_window_title(WINDOW *win, char *title) | |
175 | { | |
176 | wattron(win, A_BOLD); | |
177 | mvwprintw(win, 0, 1, title); | |
178 | wattroff(win, A_BOLD); | |
179 | } | |
180 | ||
181 | void print_log(char *str) | |
182 | { | |
183 | int i; | |
184 | int current_line = 1; | |
185 | int current_char = 1; | |
186 | char *tmp, *tmp2; | |
187 | /* rotate the line buffer */ | |
188 | if (nb_log_lines >= MAX_LOG_LINES) { | |
189 | tmp = strndup(log_lines, MAX_LINE_LENGTH * MAX_LOG_LINES + MAX_LOG_LINES); | |
190 | tmp2 = strchr(tmp, '\n'); | |
191 | memset(log_lines, '\0', strlen(log_lines)); | |
192 | strncat(log_lines, tmp2 + 1, strlen(tmp2) - 1); | |
193 | log_lines[strlen(log_lines)] = '\n'; | |
194 | log_lines[strlen(log_lines)] = '\0'; | |
195 | free(tmp); | |
196 | } | |
197 | nb_log_lines++; | |
198 | ||
199 | strncat(log_lines, str, MAX_LINE_LENGTH - 1); | |
200 | ||
201 | if (nb_log_lines < MAX_LOG_LINES) | |
202 | log_lines[strlen(log_lines)] = '\n'; | |
203 | log_lines[strlen(log_lines)] = '\0'; | |
204 | ||
205 | werase(status); | |
206 | box(status, 0 , 0); | |
207 | set_window_title(status, "Status"); | |
208 | for (i = 0; i < strlen(log_lines); i++) { | |
209 | if (log_lines[i] == '\n') { | |
210 | wmove(status, ++current_line, 1); | |
211 | current_char = 1; | |
212 | } else { | |
213 | mvwprintw(status, current_line, current_char++, "%c", log_lines[i]); | |
214 | } | |
215 | } | |
216 | wrefresh(status); | |
217 | } | |
218 | ||
219 | void print_key(WINDOW *win, char *key, char *desc, int toggle) | |
220 | { | |
221 | int pair; | |
222 | if (toggle > 0) | |
223 | pair = 4; | |
224 | else | |
225 | pair = 3; | |
226 | wattron(win, COLOR_PAIR(pair)); | |
227 | wprintw(footer, "%s", key); | |
228 | wattroff(win, COLOR_PAIR(pair)); | |
229 | wprintw(footer, ":%s", desc); | |
230 | } | |
231 | ||
232 | void update_footer() | |
233 | { | |
234 | sem_wait(&update_display_sem); | |
235 | werase(footer); | |
236 | wmove(footer, 1, 1); | |
237 | print_key(footer, "F2", "CPUtop ", current_view == cpu); | |
238 | print_key(footer, "F3", "PerfTop ", current_view == perf); | |
239 | print_key(footer, "F6", "IOTop ", current_view == iostream); | |
240 | print_key(footer, "Enter", "Details ", current_view == process_details); | |
241 | print_key(footer, "q", "Quit | ", 0); | |
242 | print_key(footer, "P", "Perf Pref ", 0); | |
243 | print_key(footer, "p", "Pause ", toggle_pause); | |
244 | ||
245 | wrefresh(footer); | |
246 | sem_post(&update_display_sem); | |
247 | } | |
248 | ||
249 | void basic_header() | |
250 | { | |
251 | werase(header); | |
252 | box(header, 0 , 0); | |
253 | set_window_title(header, "Statistics for interval [gathering data...["); | |
254 | wattron(header, A_BOLD); | |
255 | mvwprintw(header, 1, 4, "CPUs"); | |
256 | mvwprintw(header, 2, 4, "Processes"); | |
257 | mvwprintw(header, 3, 4, "Threads"); | |
258 | mvwprintw(header, 4, 4, "Files"); | |
259 | mvwprintw(header, 5, 4, "Network"); | |
260 | mvwprintw(header, 6, 4, "IO"); | |
261 | wattroff(header, A_BOLD); | |
262 | wrefresh(header); | |
263 | } | |
264 | ||
265 | void update_header() | |
266 | { | |
267 | werase(header); | |
268 | box(header, 0 , 0); | |
269 | set_window_title(header, "Statistics for interval "); | |
270 | wattron(header, A_BOLD); | |
271 | /* | |
272 | wprintw(header, "[%lu.%lu, %lu.%lu[", | |
273 | data->start.tv_sec, data->start.tv_nsec, | |
274 | data->end.tv_sec, data->end.tv_nsec); | |
275 | */ | |
276 | wprintw(header, "[%lu, %lu[", | |
277 | data->start, | |
278 | data->end); | |
279 | mvwprintw(header, 1, 4, "CPUs"); | |
280 | wattroff(header, A_BOLD); | |
281 | wprintw(header, "\t%d\t(max/cpu : %0.2f%)", data->cpu_table->len, | |
282 | 100.0/data->cpu_table->len); | |
283 | print_headers(2, "Processes", data->nbproc, data->nbnewproc, | |
284 | -1*(data->nbdeadproc)); | |
285 | print_headers(3, "Threads", data->nbthreads, data->nbnewthreads, | |
286 | -1*(data->nbdeadthreads)); | |
287 | print_headers(4, "Files", data->nbfiles, data->nbnewfiles, | |
288 | -1*(data->nbclosedfiles)); | |
289 | mvwprintw(header, 4, 43, "N/A kbytes/sec"); | |
290 | print_headers(5, "Network", 114, 0, 0); | |
291 | mvwprintw(header, 5, 43, "N/A Mbytes/sec"); | |
292 | wrefresh(header); | |
293 | } | |
294 | ||
295 | gint sort_by_cpu_desc(gconstpointer p1, gconstpointer p2) | |
296 | { | |
297 | struct processtop *n1 = *(struct processtop **)p1; | |
298 | struct processtop *n2 = *(struct processtop **)p2; | |
299 | unsigned long totaln1 = n1->totalcpunsec; | |
300 | unsigned long totaln2 = n2->totalcpunsec; | |
301 | ||
302 | if (totaln1 < totaln2) | |
303 | return 1; | |
304 | if (totaln1 == totaln2) | |
305 | return 0; | |
306 | return -1; | |
307 | } | |
308 | ||
309 | gint sort_by_cpu_group_by_threads_desc(gconstpointer p1, gconstpointer p2) | |
310 | { | |
311 | struct processtop *n1 = *(struct processtop **)p1; | |
312 | struct processtop *n2 = *(struct processtop **)p2; | |
313 | unsigned long totaln1 = n1->threadstotalcpunsec; | |
314 | unsigned long totaln2 = n2->threadstotalcpunsec; | |
315 | ||
316 | if (totaln1 < totaln2) | |
317 | return 1; | |
318 | if (totaln1 == totaln2) | |
319 | return 0; | |
320 | return -1; | |
321 | } | |
322 | ||
323 | void update_cputop_display() | |
324 | { | |
325 | int i; | |
326 | int header_offset = 2; | |
327 | struct processtop *tmp; | |
328 | unsigned long elapsed; | |
329 | double maxcputime; | |
330 | int nblinedisplayed = 0; | |
331 | int current_line = 0; | |
332 | ||
333 | elapsed = data->end - data->start; | |
334 | maxcputime = elapsed * data->cpu_table->len / 100.0; | |
335 | ||
336 | g_ptr_array_sort(data->process_table, sort_by_cpu_desc); | |
337 | ||
338 | set_window_title(center, "CPU Top"); | |
339 | wattron(center, A_BOLD); | |
340 | mvwprintw(center, 1, 1, "CPU(%)"); | |
341 | mvwprintw(center, 1, 12, "TGID"); | |
342 | mvwprintw(center, 1, 22, "PID"); | |
343 | mvwprintw(center, 1, 32, "NAME"); | |
344 | wattroff(center, A_BOLD); | |
345 | ||
346 | max_center_lines = LINES - 7 - 7 - 1 - header_offset; | |
347 | ||
348 | /* iterate the process (thread) list */ | |
349 | for (i = list_offset; i < data->process_table->len && | |
350 | nblinedisplayed < max_center_lines; i++) { | |
351 | tmp = g_ptr_array_index(data->process_table, i); | |
352 | ||
353 | if (current_line == selected_line) { | |
354 | selected_process = tmp; | |
355 | selected_tid = tmp->tid; | |
356 | selected_comm = tmp->comm; | |
357 | wattron(center, COLOR_PAIR(5)); | |
358 | mvwhline(center, current_line + header_offset, 1, ' ', COLS-3); | |
359 | } | |
360 | /* CPU(%) */ | |
361 | mvwprintw(center, current_line + header_offset, 1, "%1.2f", | |
362 | tmp->totalcpunsec / maxcputime); | |
363 | /* TGID */ | |
364 | mvwprintw(center, current_line + header_offset, 12, "%d", tmp->pid); | |
365 | /* PID */ | |
366 | mvwprintw(center, current_line + header_offset, 22, "%d", tmp->tid); | |
367 | /* NAME */ | |
368 | mvwprintw(center, current_line + header_offset, 32, "%s", tmp->comm); | |
369 | wattroff(center, COLOR_PAIR(5)); | |
370 | nblinedisplayed++; | |
371 | current_line++; | |
372 | } | |
373 | } | |
374 | ||
375 | gint sort_perf(gconstpointer p1, gconstpointer p2, gpointer key) | |
376 | { | |
377 | struct processtop *n1 = *(struct processtop **) p1; | |
378 | struct processtop *n2 = *(struct processtop **) p2; | |
379 | ||
380 | struct perfcounter *tmp1, *tmp2; | |
381 | unsigned long totaln2 = 0; | |
382 | unsigned long totaln1 = 0; | |
383 | ||
384 | if (!key) | |
385 | return 0; | |
386 | ||
387 | tmp1 = g_hash_table_lookup(n1->perf, key); | |
388 | if (!tmp1) | |
389 | totaln1 = 0; | |
390 | else | |
391 | totaln1 = tmp1->count; | |
392 | ||
393 | tmp2 = g_hash_table_lookup(n2->perf, key); | |
394 | if (!tmp2) | |
395 | totaln2 = 0; | |
396 | else | |
397 | totaln2 = tmp2->count; | |
398 | ||
399 | if (totaln1 < totaln2) | |
400 | return 1; | |
401 | if (totaln1 == totaln2) { | |
402 | totaln1 = n1->tid; | |
403 | totaln2 = n2->tid; | |
404 | if (totaln1 < totaln2) | |
405 | return 1; | |
406 | return -1; | |
407 | } | |
408 | return -1; | |
409 | } | |
410 | ||
411 | void print_key_title(char *key, int line) | |
412 | { | |
413 | wattron(center, A_BOLD); | |
414 | mvwprintw(center, line, 1, "%s\t", key); | |
415 | wattroff(center, A_BOLD); | |
416 | } | |
417 | ||
418 | void update_process_details() | |
419 | { | |
420 | unsigned long elapsed; | |
421 | double maxcputime; | |
422 | struct processtop *tmp = find_process_tid(data, selected_tid, selected_comm); | |
423 | ||
424 | set_window_title(center, "Process details"); | |
425 | ||
426 | ||
427 | elapsed = data->end - data->start; | |
428 | maxcputime = elapsed * data->cpu_table->len / 100.0; | |
429 | ||
430 | print_key_title("Name", 1); | |
431 | wprintw(center, "%s", selected_comm); | |
432 | print_key_title("TID", 2); | |
433 | wprintw(center, "%d", selected_tid); | |
434 | if (!tmp) { | |
435 | print_key_title("Does not exit at this time", 3); | |
436 | return; | |
437 | } | |
438 | ||
439 | print_key_title("PID", 3); | |
440 | wprintw(center, "%d", tmp->pid); | |
441 | print_key_title("PPID", 4); | |
442 | wprintw(center, "%d", tmp->ppid); | |
443 | print_key_title("CPU", 5); | |
444 | wprintw(center, "%1.2f %%", tmp->totalcpunsec/maxcputime); | |
445 | } | |
446 | ||
447 | void update_perf() | |
448 | { | |
449 | int i, j; | |
450 | int nblinedisplayed = 0; | |
451 | int current_line = 0; | |
452 | struct processtop *tmp; | |
453 | int header_offset = 2; | |
454 | int perf_row = 40; | |
455 | struct perfcounter *perfn1, *perfn2; | |
456 | GList *perflist; | |
457 | char *perf_key = NULL; | |
458 | int value; | |
459 | ||
460 | set_window_title(center, "Perf Top"); | |
461 | wattron(center, A_BOLD); | |
462 | mvwprintw(center, 1, 1, "PID"); | |
463 | mvwprintw(center, 1, 11, "TID"); | |
464 | mvwprintw(center, 1, 22, "NAME"); | |
465 | ||
466 | perf_row = 40; | |
467 | perflist = g_list_first(g_hash_table_get_keys(data->perf_list)); | |
468 | while (perflist) { | |
469 | perfn1 = g_hash_table_lookup(data->perf_list, perflist->data); | |
470 | /* + 6 to strip the "_perf_" prefix */ | |
471 | if (perfn1->visible) { | |
472 | mvwprintw(center, 1, perf_row, "%s", | |
473 | (char *) perflist->data + 6); | |
474 | perf_row += 20; | |
475 | } | |
476 | if (perfn1->sort) { | |
477 | perf_key = (char *) perflist->data; | |
478 | } | |
479 | perflist = g_list_next(perflist); | |
480 | } | |
481 | wattroff(center, A_BOLD); | |
482 | ||
483 | g_ptr_array_sort_with_data(data->process_table, sort_perf, perf_key); | |
484 | for (i = 0; i < data->process_table->len && | |
485 | nblinedisplayed < max_center_lines; i++) { | |
486 | GList *perf_keys; | |
487 | tmp = g_ptr_array_index(data->process_table, i); | |
488 | ||
489 | if (current_line == selected_line) { | |
490 | selected_process = tmp; | |
491 | wattron(center, COLOR_PAIR(5)); | |
492 | mvwhline(center, current_line + header_offset, 1, ' ', COLS-3); | |
493 | } | |
494 | ||
495 | mvwprintw(center, current_line + header_offset, 1, "%d", tmp->pid); | |
496 | mvwprintw(center, current_line + header_offset, 11, "%d", tmp->tid); | |
497 | mvwprintw(center, current_line + header_offset, 22, "%s", tmp->comm); | |
498 | ||
499 | /* FIXME : sometimes there is a segfault here, I have no idea why :-( */ | |
500 | perf_keys = g_hash_table_get_keys(data->perf_list); | |
501 | if (perf_keys) | |
502 | perflist = g_list_first(perf_keys); | |
503 | else | |
504 | perflist = NULL; | |
505 | ||
506 | perf_row = 40; | |
507 | j = 0; | |
508 | while (perflist) { | |
509 | j++; | |
510 | perfn1 = g_hash_table_lookup(data->perf_list, perflist->data); | |
511 | if (!perfn1) { | |
512 | perflist = g_list_next(perflist); | |
513 | continue; | |
514 | } | |
515 | if (perfn1->visible) { | |
516 | perfn2 = g_hash_table_lookup(tmp->perf, perflist->data); | |
517 | if (perfn2) | |
518 | value = perfn2->count; | |
519 | else | |
520 | value = 0; | |
521 | mvwprintw(center, current_line + header_offset, perf_row, "%d", value); | |
522 | perf_row += 20; | |
523 | } | |
524 | perflist = g_list_next(perflist); | |
525 | } | |
526 | ||
527 | wattroff(center, COLOR_PAIR(5)); | |
528 | nblinedisplayed++; | |
529 | current_line++; | |
530 | } | |
531 | } | |
532 | ||
533 | void update_fileio() | |
534 | { | |
535 | int i; | |
536 | int offset; | |
537 | ||
538 | set_window_title(center, "IO Top"); | |
539 | wattron(center, A_BOLD); | |
540 | mvwprintw(center, 1, 10, "READ"); | |
541 | mvwprintw(center, 2, 1, "bytes"); | |
542 | mvwprintw(center, 2, 15, "bytes/sec"); | |
543 | ||
544 | mvwprintw(center, 1, 39, "WRITE"); | |
545 | mvwprintw(center, 2, 33, "bytes"); | |
546 | mvwprintw(center, 2, 45, "bytes/sec"); | |
547 | ||
548 | if (toggle_threads > 0) { | |
549 | mvwprintw(center, 1, 60, "TGID"); | |
550 | mvwprintw(center, 1, 70, "PID"); | |
551 | offset = 8; | |
552 | } else { | |
553 | mvwprintw(center, 1, 60, "PID(TGID)"); | |
554 | offset = 0; | |
555 | } | |
556 | mvwprintw(center, 1, 72 + offset, "NAME"); | |
557 | wattroff(center, A_BOLD); | |
558 | ||
559 | for (i = 3; i < LINES - 3 - 8 - 1; i++) { | |
560 | mvwprintw(center, i, 1, "%d", i*1000); | |
561 | mvwprintw(center, i, 15, "%dk", i); | |
562 | mvwprintw(center, i, 28, "| %d", i*2000); | |
563 | mvwprintw(center, i, 45, "%dk", i*2); | |
564 | if (toggle_threads > 0) { | |
565 | mvwprintw(center, i, 57, "| %d", i); | |
566 | mvwprintw(center, i, 70, "%d", i); | |
567 | } else { | |
568 | mvwprintw(center, i, 57, "| %d", i); | |
569 | } | |
570 | mvwprintw(center, i, 72 + offset, "process_%d", i); | |
571 | } | |
572 | } | |
573 | ||
574 | gint sort_by_ret_desc(gconstpointer p1, gconstpointer p2) | |
575 | { | |
576 | struct processtop *n1 = *(struct processtop **)p1; | |
577 | struct processtop *n2 = *(struct processtop **)p2; | |
578 | unsigned long totaln1 = n1->iostream->ret_total; | |
579 | unsigned long totaln2 = n2->iostream->ret_total; | |
580 | ||
581 | if (totaln1 < totaln2) | |
582 | return 1; | |
583 | if (totaln1 == totaln2) | |
584 | return 0; | |
585 | return -1; | |
586 | } | |
587 | ||
588 | void update_iostream() | |
589 | { | |
590 | int i; | |
591 | int header_offset = 2; | |
592 | struct processtop *tmp; | |
593 | int nblinedisplayed = 0; | |
594 | int current_line = 0; | |
595 | ||
596 | set_window_title(center, "IO Top"); | |
597 | wattron(center, A_BOLD); | |
598 | mvwprintw(center, 1, 1, "READ (B/s)"); | |
599 | mvwprintw(center, 1, 20, "WRITE (B/s)"); | |
600 | ||
601 | mvwprintw(center, 1, 40, "TOTAL STREAM"); | |
602 | ||
603 | mvwprintw(center, 1, 60, "TGID"); | |
604 | mvwprintw(center, 1, 80, "PID"); | |
605 | ||
606 | mvwprintw(center, 1, 92, "NAME"); | |
607 | wattroff(center, A_BOLD); | |
608 | ||
609 | g_ptr_array_sort(data->process_table, sort_by_ret_desc); | |
610 | ||
611 | for (i = list_offset; i < data->process_table->len && | |
612 | nblinedisplayed < max_center_lines; i++) { | |
613 | tmp = g_ptr_array_index(data->process_table, i); | |
614 | ||
615 | if (current_line == selected_line) { | |
616 | selected_process = tmp; | |
617 | selected_tid = tmp->tid; | |
618 | selected_comm = tmp->comm; | |
619 | wattron(center, COLOR_PAIR(5)); | |
620 | mvwhline(center, current_line + header_offset, 1, ' ', COLS-3); | |
621 | } | |
622 | /* READ (bytes/sec) */ | |
623 | mvwprintw(center, current_line + header_offset, 1, "%lu", | |
624 | tmp->iostream->ret_read); | |
625 | ||
626 | /* WRITE (bytes/sec) */ | |
627 | mvwprintw(center, current_line + header_offset, 20, "%lu", | |
628 | tmp->iostream->ret_write); | |
629 | ||
630 | /* TOTAL STREAM */ | |
631 | if(tmp->iostream->ret_total >= 1000000) | |
632 | mvwprintw(center, current_line + header_offset, 40, "%lu MB", | |
633 | tmp->iostream->ret_total/1000000); | |
634 | else if(tmp->iostream->ret_total >=1000) | |
635 | mvwprintw(center, current_line + header_offset, 40, "%lu KB", | |
636 | tmp->iostream->ret_total/1000); | |
637 | else | |
638 | mvwprintw(center, current_line + header_offset, 40, "%lu B", | |
639 | tmp->iostream->ret_total); | |
640 | /* TGID */ | |
641 | mvwprintw(center, current_line + header_offset, 60, "%d", tmp->pid); | |
642 | /* PID */ | |
643 | mvwprintw(center, current_line + header_offset, 80, "%d", tmp->tid); | |
644 | /* NAME */ | |
645 | mvwprintw(center, current_line + header_offset, 92, "%s", tmp->comm); | |
646 | wattroff(center, COLOR_PAIR(5)); | |
647 | nblinedisplayed++; | |
648 | current_line++; | |
649 | } | |
650 | } | |
651 | ||
652 | void update_current_view() | |
653 | { | |
654 | sem_wait(&update_display_sem); | |
655 | if (!data) | |
656 | return; | |
657 | update_header(); | |
658 | ||
659 | werase(center); | |
660 | box(center, 0, 0); | |
661 | switch (current_view) { | |
662 | case cpu: | |
663 | update_cputop_display(); | |
664 | break; | |
665 | case perf: | |
666 | update_perf(); | |
667 | break; | |
668 | case process_details: | |
669 | update_process_details(); | |
670 | break; | |
671 | case fileio: | |
672 | update_fileio(); | |
673 | break; | |
674 | case iostream: | |
675 | update_iostream(); | |
676 | break; | |
677 | case tree: | |
678 | update_cputop_display(); | |
679 | break; | |
680 | default: | |
681 | break; | |
682 | } | |
683 | update_panels(); | |
684 | doupdate(); | |
685 | sem_post(&update_display_sem); | |
686 | } | |
687 | ||
688 | void setup_perf_panel() | |
689 | { | |
690 | int size; | |
691 | if (!data) | |
692 | return; | |
693 | if (perf_panel_window) { | |
694 | del_panel(perf_panel); | |
695 | delwin(perf_panel_window); | |
696 | } | |
697 | size = g_hash_table_size(data->perf_list); | |
698 | perf_panel_window = create_window(size + 2, 30, 10, 10); | |
699 | perf_panel = new_panel(perf_panel_window); | |
700 | perf_panel_visible = 0; | |
701 | hide_panel(perf_panel); | |
702 | } | |
703 | ||
704 | void update_perf_panel(int line_selected, int toggle_view, int toggle_sort) | |
705 | { | |
706 | int i; | |
707 | struct perfcounter *perf; | |
708 | GList *perflist; | |
709 | ||
710 | if (!data) | |
711 | return; | |
712 | ||
713 | werase(perf_panel_window); | |
714 | box(perf_panel_window, 0 , 0); | |
715 | set_window_title(perf_panel_window, "Perf Preferences "); | |
716 | wattron(perf_panel_window, A_BOLD); | |
717 | mvwprintw(perf_panel_window, g_hash_table_size(data->perf_list) + 1, 1, " 's' to sort"); | |
718 | wattroff(perf_panel_window, A_BOLD); | |
719 | ||
720 | if (toggle_sort == 1) { | |
721 | i = 0; | |
722 | perflist = g_list_first(g_hash_table_get_keys(data->perf_list)); | |
723 | while (perflist) { | |
724 | perf = g_hash_table_lookup(data->perf_list, perflist->data); | |
725 | if (i != line_selected) | |
726 | perf->sort = 0; | |
727 | else | |
728 | perf->sort = 1; | |
729 | i++; | |
730 | perflist = g_list_next(perflist); | |
731 | } | |
732 | update_current_view(); | |
733 | } | |
734 | ||
735 | i = 0; | |
736 | perflist = g_list_first(g_hash_table_get_keys(data->perf_list)); | |
737 | while (perflist) { | |
738 | perf = g_hash_table_lookup(data->perf_list, perflist->data); | |
739 | if (i == line_selected && toggle_view == 1) { | |
740 | perf->visible = perf->visible == 1 ? 0:1; | |
741 | update_current_view(); | |
742 | } | |
743 | if (i == line_selected) { | |
744 | wattron(perf_panel_window, COLOR_PAIR(5)); | |
745 | mvwhline(perf_panel_window, i + 1, 1, ' ', 30 - 2); | |
746 | } | |
747 | if (perf->sort == 1) | |
748 | wattron(perf_panel_window, A_BOLD); | |
749 | mvwprintw(perf_panel_window, i + 1, 1, "[%c] %s", | |
750 | perf->visible == 1 ? 'x' : ' ', | |
751 | (char *) perflist->data + 6); | |
752 | wattroff(perf_panel_window, A_BOLD); | |
753 | wattroff(perf_panel_window, COLOR_PAIR(5)); | |
754 | i++; | |
755 | perflist = g_list_next(perflist); | |
756 | } | |
757 | update_panels(); | |
758 | doupdate(); | |
759 | } | |
760 | ||
761 | ||
762 | void toggle_perf_panel(void) | |
763 | { | |
764 | if (perf_panel_visible) { | |
765 | hide_panel(perf_panel); | |
766 | perf_panel_visible = 0; | |
767 | } else { | |
768 | setup_perf_panel(); | |
769 | update_perf_panel(perf_line_selected, 0, 0); | |
770 | show_panel(perf_panel); | |
771 | perf_panel_visible = 1; | |
772 | } | |
773 | update_panels(); | |
774 | doupdate(); | |
775 | } | |
776 | ||
777 | void display(unsigned int index) | |
778 | { | |
779 | last_display_index = index; | |
780 | currently_displayed_index = index; | |
781 | data = g_ptr_array_index(copies, index); | |
782 | if (!data) | |
783 | return; | |
784 | max_elements = data->process_table->len; | |
785 | update_current_view(); | |
786 | update_footer(); | |
787 | update_panels(); | |
788 | doupdate(); | |
789 | } | |
790 | ||
791 | void pause_display() | |
792 | { | |
793 | toggle_pause = 1; | |
794 | print_log("Pause"); | |
795 | sem_wait(&pause_sem); | |
796 | } | |
797 | ||
798 | void resume_display() | |
799 | { | |
800 | toggle_pause = -1; | |
801 | print_log("Resume"); | |
802 | sem_post(&pause_sem); | |
803 | } | |
804 | ||
805 | void *handle_keyboard(void *p) | |
806 | { | |
807 | int ch; | |
808 | while((ch = getch())) { | |
809 | switch(ch) { | |
810 | /* Move the cursor and scroll */ | |
811 | case KEY_DOWN: | |
812 | if (perf_panel_visible) { | |
813 | if (perf_line_selected < g_hash_table_size(data->perf_list) - 1) | |
814 | perf_line_selected++; | |
815 | update_perf_panel(perf_line_selected, 0, 0); | |
816 | } else { | |
817 | if (selected_line < (max_center_lines - 1) && | |
818 | selected_line < max_elements - 1) { | |
819 | selected_line++; | |
820 | selected_in_list++; | |
821 | } else if (selected_in_list < (max_elements - 1) | |
822 | && (list_offset < (max_elements - max_center_lines))) { | |
823 | selected_in_list++; | |
824 | list_offset++; | |
825 | } | |
826 | update_current_view(); | |
827 | } | |
828 | break; | |
829 | case KEY_NPAGE: | |
830 | if ((selected_line + 10 < max_center_lines - 1) && | |
831 | ((selected_line + 10) < max_elements - 1)) { | |
832 | selected_line += 10; | |
833 | selected_in_list += 10; | |
834 | } else if (max_elements > max_center_lines) { | |
835 | selected_line = max_center_lines - 1; | |
836 | if (selected_in_list + 10 < max_elements - 1) { | |
837 | selected_in_list += 10; | |
838 | list_offset += (selected_in_list - max_center_lines + 1); | |
839 | } | |
840 | } else if (selected_line + 10 > max_elements) { | |
841 | selected_line = max_elements - 1; | |
842 | } | |
843 | update_current_view(); | |
844 | break; | |
845 | case KEY_UP: | |
846 | if (perf_panel_visible) { | |
847 | if (perf_line_selected > 0) | |
848 | perf_line_selected--; | |
849 | update_perf_panel(perf_line_selected, 0, 0); | |
850 | } else { | |
851 | if (selected_line > 0) { | |
852 | selected_line--; | |
853 | selected_in_list--; | |
854 | } else if (selected_in_list > 0 && list_offset > 0) { | |
855 | selected_in_list--; | |
856 | list_offset--; | |
857 | } | |
858 | update_current_view(); | |
859 | } | |
860 | break; | |
861 | case KEY_PPAGE: | |
862 | if (selected_line - 10 > 0) | |
863 | selected_line -= 10; | |
864 | else | |
865 | selected_line = 0; | |
866 | update_current_view(); | |
867 | break; | |
868 | ||
869 | /* Navigate the history with arrows */ | |
870 | case KEY_LEFT: | |
871 | if (currently_displayed_index > 0) { | |
872 | currently_displayed_index--; | |
873 | print_log("Going back in time"); | |
874 | } else { | |
875 | print_log("Cannot rewind, last data is already displayed"); | |
876 | } | |
877 | data = g_ptr_array_index(copies, currently_displayed_index); | |
878 | max_elements = data->process_table->len; | |
879 | ||
880 | /* we force to pause the display when moving in time */ | |
881 | if (toggle_pause < 0) | |
882 | pause_display(); | |
883 | ||
884 | update_current_view(); | |
885 | update_footer(); | |
886 | break; | |
887 | case KEY_RIGHT: | |
888 | if (currently_displayed_index < last_display_index) { | |
889 | currently_displayed_index++; | |
890 | print_log("Going forward in time"); | |
891 | data = g_ptr_array_index(copies, currently_displayed_index); | |
892 | max_elements = data->process_table->len; | |
893 | update_current_view(); | |
894 | update_footer(); | |
895 | } else { | |
896 | print_log("Manually moving forward"); | |
897 | sem_post(&timer); | |
898 | /* we force to resume the refresh when moving forward */ | |
899 | if (toggle_pause > 0) | |
900 | resume_display(); | |
901 | } | |
902 | ||
903 | break; | |
904 | case ' ': | |
905 | if (perf_panel_visible) | |
906 | update_perf_panel(perf_line_selected, 1, 0); | |
907 | break; | |
908 | case 's': | |
909 | if (perf_panel_visible) | |
910 | update_perf_panel(perf_line_selected, 0, 1); | |
911 | break; | |
912 | ||
913 | case 13: /* FIXME : KEY_ENTER ?? */ | |
914 | if (current_view == cpu) { | |
915 | current_view = process_details; | |
916 | } | |
917 | update_current_view(); | |
918 | break; | |
919 | ||
920 | case KEY_F(1): | |
921 | toggle_tree *= -1; | |
922 | current_view = cpu; | |
923 | update_current_view(); | |
924 | break; | |
925 | case KEY_F(2): | |
926 | current_view = cpu; | |
927 | update_current_view(); | |
928 | break; | |
929 | case KEY_F(3): | |
930 | current_view = perf; | |
931 | toggle_tree = -1; | |
932 | update_current_view(); | |
933 | break; | |
934 | case KEY_F(4): | |
935 | current_view = fileio; | |
936 | toggle_tree = -1; | |
937 | update_current_view(); | |
938 | break; | |
939 | case KEY_F(5): | |
940 | current_view = netio; | |
941 | toggle_tree = -1; | |
942 | update_current_view(); | |
943 | break; | |
944 | case KEY_F(6): | |
945 | current_view = iostream; | |
946 | toggle_tree = -1; | |
947 | update_current_view(); | |
948 | break; | |
949 | case KEY_F(10): | |
950 | case 'q': | |
951 | reset_ncurses(); | |
952 | break; | |
953 | case 't': | |
954 | toggle_threads *= -1; | |
955 | update_current_view(); | |
956 | break; | |
957 | case 'p': | |
958 | if (toggle_pause < 0) { | |
959 | pause_display(); | |
960 | } else { | |
961 | resume_display(); | |
962 | } | |
963 | break; | |
964 | case 'P': | |
965 | toggle_perf_panel(); | |
966 | break; | |
967 | default: | |
968 | /* | |
969 | * commented because it makes the list refresh in different order | |
970 | * if we sort and there are equal values | |
971 | if (data) | |
972 | update_current_view(); | |
973 | */ | |
974 | break; | |
975 | } | |
976 | update_footer(); | |
977 | } | |
978 | return NULL; | |
979 | } | |
980 | ||
981 | void init_ncurses() | |
982 | { | |
983 | sem_init(&update_display_sem, 0, 1); | |
984 | init_screen(); | |
985 | ||
986 | header = create_window(7, COLS - 1, 0, 0); | |
987 | center = create_window(LINES - 7 - 7, COLS - 1, 7, 0); | |
988 | status = create_window(MAX_LOG_LINES + 2, COLS - 1, LINES - 7, 0); | |
989 | footer = create_window(1, COLS - 1, LINES - 1, 0); | |
990 | ||
991 | print_log("Starting display"); | |
992 | ||
993 | main_panel = new_panel(center); | |
994 | setup_perf_panel(); | |
995 | ||
996 | current_view = cpu; | |
997 | ||
998 | basic_header(); | |
999 | update_footer(); | |
1000 | ||
1001 | pthread_create(&keyboard_thread, NULL, handle_keyboard, (void *)NULL); | |
1002 | } | |
1003 |