added sensor setting to show/hide in the sensor list of the main window.
[psensor.git] / src / main.c
1 /*
2  * Copyright (C) 2010-2014 jeanfi@gmail.com
3  *
4  * This program is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU General Public License as
6  * published by the Free Software Foundation; either version 2 of the
7  * License, or (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful, but
10  * WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12  * General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
17  * 02110-1301 USA
18  */
19 #include <locale.h>
20
21 #include <getopt.h>
22 #include <stdio.h>
23 #include <stdlib.h>
24 #include <string.h>
25 #include <unistd.h>
26 #include <sys/stat.h>
27 #include <sys/types.h>
28
29 #include <gtk/gtk.h>
30
31 #include "config.h"
32
33 #include "cfg.h"
34 #include "psensor.h"
35 #include "graph.h"
36 #include "ui.h"
37 #include "ui_sensorlist.h"
38 #include "ui_color.h"
39 #include "lmsensor.h"
40 #include "notify_cmd.h"
41 #include <pmutex.h>
42 #include "slog.h"
43 #include "ui_pref.h"
44 #include "ui_graph.h"
45 #include "ui_status.h"
46
47 #ifdef HAVE_UNITY
48 #include "ui_unity.h"
49 #endif
50
51 #ifdef HAVE_NVIDIA
52 #include "nvidia.h"
53 #endif
54
55 #ifdef HAVE_LIBATIADL
56 #include "amd.h"
57 #endif
58
59 #ifdef HAVE_REMOTE_SUPPORT
60 #include "rsensor.h"
61 #endif
62
63 #include "ui_appindicator.h"
64
65 #ifdef HAVE_LIBNOTIFY
66 #include "ui_notify.h"
67 #endif
68
69 #ifdef HAVE_GTOP
70 #include "cpu.h"
71 #endif
72
73 static const char *program_name;
74
75 static void print_version()
76 {
77         printf("psensor %s\n", VERSION);
78         printf(_("Copyright (C) %s jeanfi@gmail.com\n"
79                  "License GPLv2: GNU GPL version 2 or later "
80                  "<http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>\n"
81                  "This is free software: you are free to change and"
82                  " redistribute it.\n"
83                  "There is NO WARRANTY, to the extent permitted by law.\n"),
84                "2010-2014");
85 }
86
87 static void print_help()
88 {
89         printf(_("Usage: %s [OPTION]...\n"), program_name);
90
91         puts(_("Psensor is a GTK+ application for monitoring hardware sensors, "
92                "including temperatures and fan speeds."));
93
94         puts("");
95         puts(_("Options:"));
96         puts(_("  -h, --help          display this help and exit\n"
97                "  -v, --version       display version information and exit"));
98
99         puts("");
100
101         puts(_(
102 "  -u, --url=URL       the URL of the psensor-server,\n"
103 "                      example: http://hostname:3131"));
104         puts(_(
105 "  --use-libatasmart   use atasmart library for disk monitoring instead of\n"
106 "                      hddtemp daemon"));
107         puts(_(
108 "  -n, --new-instance  force the creation of a new Psensor application"));
109         puts("");
110
111         puts(_("  -d, --debug=LEVEL   "
112                "set the debug level, integer between 0 and 3"));
113
114         puts("");
115
116         printf(_("Report bugs to: %s\n"), PACKAGE_BUGREPORT);
117         puts("");
118         printf(_("%s home page: <%s>\n"), PACKAGE_NAME, PACKAGE_URL);
119 }
120
121 /*
122  * Updates the size of the sensor values if different than the
123  * configuration.
124  */
125 static void
126 update_psensor_values_size(struct psensor **sensors, struct config *cfg)
127 {
128         struct psensor **cur, *s;
129
130         for (cur = sensors; *cur; cur++) {
131                 s = *cur;
132
133                 if (s->values_max_length != cfg->sensor_values_max_length)
134                         psensor_values_resize(s,
135                                               cfg->sensor_values_max_length);
136         }
137 }
138
139 static void update_measures(struct ui_psensor *ui)
140 {
141         struct psensor **sensors;
142         struct config *cfg;
143         int period;
144
145         cfg = ui->config;
146
147         while (1) {
148                 pmutex_lock(&ui->sensors_mutex);
149
150                 sensors = ui->sensors;
151                 if (!sensors)
152                         return;
153
154                 update_psensor_values_size(sensors, cfg);
155
156                 psensor_list_update_measures(sensors);
157 #ifdef HAVE_REMOTE_SUPPORT
158                 remote_psensor_list_update(sensors);
159 #endif
160 #ifdef HAVE_NVIDIA
161                 nvidia_psensor_list_update(sensors);
162 #endif
163 #ifdef HAVE_LIBATIADL
164                 amd_psensor_list_update(sensors);
165 #endif
166
167                 psensor_log_measures(sensors);
168
169                 period = cfg->sensor_update_interval;
170
171                 pmutex_unlock(&ui->sensors_mutex);
172
173                 sleep(period);
174         }
175 }
176
177 static void indicators_update(struct ui_psensor *ui)
178 {
179         struct psensor **sensor_cur = ui->sensors;
180         unsigned int attention = 0;
181
182         while (*sensor_cur) {
183                 struct psensor *s = *sensor_cur;
184
185                 if (s->alarm_enabled && s->alarm_raised) {
186                         attention = 1;
187                         break;
188                 }
189
190                 sensor_cur++;
191         }
192
193 #if defined(HAVE_APPINDICATOR) || defined(HAVE_APPINDICATOR_029)
194         if (is_appindicator_supported())
195                 ui_appindicator_update(ui, attention);
196 #endif
197
198         if (is_status_supported())
199                 ui_status_update(ui, attention);
200 }
201
202 gboolean ui_refresh_thread(gpointer data)
203 {
204         struct config *cfg;
205         gboolean ret;
206         struct ui_psensor *ui = (struct ui_psensor *)data;
207
208         ret = TRUE;
209         cfg = ui->config;
210
211         pmutex_lock(&ui->sensors_mutex);
212
213         graph_update(ui->sensors, ui->w_graph, ui->config, ui->main_window);
214
215         ui_sensorlist_update(ui, 0);
216
217         if (is_appindicator_supported() || is_status_supported())
218                 indicators_update(ui);
219
220 #ifdef HAVE_UNITY
221         ui_unity_launcher_entry_update(ui->sensors,
222                                        !cfg->unity_launcher_count_disabled,
223                                        cfg->temperature_unit == CELSIUS);
224 #endif
225
226         if (ui->graph_update_interval != cfg->graph_update_interval) {
227                 ui->graph_update_interval = cfg->graph_update_interval;
228                 ret = FALSE;
229         }
230
231         pmutex_unlock(&ui->sensors_mutex);
232
233         if (ret == FALSE)
234                 g_timeout_add(1000 * ui->graph_update_interval,
235                               ui_refresh_thread, ui);
236
237         return ret;
238 }
239
240 static void cb_alarm_raised(struct psensor *sensor, void *data)
241 {
242 #ifdef HAVE_LIBNOTIFY
243         if (sensor->alarm_enabled)
244                 ui_notify(sensor, (struct ui_psensor *)data);
245 #endif
246
247         notify_cmd(sensor);
248 }
249
250 static void associate_colors(struct psensor **sensors)
251 {
252         /* number of uniq colors */
253 #define COLORS_COUNT 8
254
255         unsigned int colors[COLORS_COUNT][3] = {
256                 {0x0000, 0x0000, 0x0000},       /* black */
257                 {0xffff, 0x0000, 0x0000},       /* red */
258                 {0x0000, 0x0000, 0xffff},       /* blue */
259                 {0x0000, 0xffff, 0x0000},       /* green */
260
261                 {0x7fff, 0x7fff, 0x7fff},       /* grey */
262                 {0x7fff, 0x0000, 0x0000},       /* dark red */
263                 {0x0000, 0x0000, 0x7fff},       /* dark blue */
264                 {0x0000, 0x7fff, 0x0000}        /* dark green */
265         };
266         struct psensor **cur;
267         int i;
268         struct color c;
269
270         for (cur = sensors, i = 0; *cur; cur++, i++) {
271                 color_set(&c,
272                           colors[i % COLORS_COUNT][0],
273                           colors[i % COLORS_COUNT][1],
274                           colors[i % COLORS_COUNT][2]);
275
276                 (*cur)->color = config_get_sensor_color((*cur)->id, &c);
277         }
278 }
279
280 static void
281 associate_cb_alarm_raised(struct psensor **sensors, struct ui_psensor *ui)
282 {
283         struct psensor **sensor_cur = sensors;
284         while (*sensor_cur) {
285                 struct psensor *s = *sensor_cur;
286
287                 s->cb_alarm_raised = cb_alarm_raised;
288                 s->cb_alarm_raised_data = ui;
289
290                 s->alarm_high_threshold
291                         = config_get_sensor_alarm_high_threshold(s->id);
292                 s->alarm_low_threshold
293                         = config_get_sensor_alarm_low_threshold(s->id);
294
295                 if (is_temp_type(s->type) || is_fan_type(s->type)) {
296                         s->alarm_enabled
297                             = config_get_sensor_alarm_enabled(s->id);
298                 } else {
299                         s->alarm_high_threshold = 0;
300                         s->alarm_enabled = 0;
301                 }
302
303                 sensor_cur++;
304         }
305 }
306
307 static void associate_preferences(struct psensor **sensors)
308 {
309         struct psensor **sensor_cur = sensors;
310         while (*sensor_cur) {
311                 char *n;
312                 struct psensor *s = *sensor_cur;
313
314                 s->graph_enabled = config_is_sensor_graph_enabled(s->id);
315
316                 n = config_get_sensor_name(s->id);
317
318                 if (n) {
319                         free(s->name);
320                         s->name = n;
321                 }
322
323                 s->appindicator_enabled = config_is_appindicator_enabled(s->id);
324
325                 sensor_cur++;
326         }
327 }
328
329 static void log_init()
330 {
331         const char *dir;
332         char *path;
333
334         dir = get_psensor_user_dir();
335
336         if (!dir)
337                 return ;
338
339         path = malloc(strlen(dir)+1+strlen("log")+1);
340         sprintf(path, "%s/%s", dir, "log");
341
342         log_open(path);
343
344         free(path);
345 }
346
347 static struct option long_options[] = {
348         {"use-libatasmart", no_argument, 0, 0},
349         {"version", no_argument, 0, 'v'},
350         {"help", no_argument, 0, 'h'},
351         {"url", required_argument, 0, 'u'},
352         {"debug", required_argument, 0, 'd'},
353         {"new-instance", no_argument, 0, 'n'},
354         {0, 0, 0, 0}
355 };
356
357 static gboolean initial_window_show(gpointer data)
358 {
359         struct ui_psensor *ui;
360
361         log_debug("initial_window_show()");
362
363         ui = (struct ui_psensor *)data;
364
365         log_debug("is_status_supported: %d", is_status_supported());
366         log_debug("is_appindicator_supported: %d",
367                    is_appindicator_supported());
368         log_debug("hide_on_startup: %d", ui->config->hide_on_startup);
369
370         if (!ui->config->hide_on_startup
371             || (!is_appindicator_supported() && !is_status_supported()))
372                 ui_window_show(ui);
373
374         ui_window_update(ui);
375
376         return FALSE;
377 }
378
379 static void log_glib_info()
380 {
381         log_debug("Compiled with GLib %d.%d.%d",
382                   GLIB_MAJOR_VERSION,
383                   GLIB_MINOR_VERSION,
384                   GLIB_MICRO_VERSION);
385
386         log_debug("Running with GLib %d.%d.%d",
387                   glib_major_version,
388                   glib_minor_version,
389                   glib_micro_version);
390 }
391
392 static void cb_activate(GApplication *application,
393                         gpointer data)
394 {
395         ui_window_show((struct ui_psensor *)data);
396 }
397
398 /*
399  * Release memory for Valgrind.
400  */
401 static void cleanup(struct ui_psensor *ui)
402 {
403         pmutex_lock(&ui->sensors_mutex);
404
405         log_debug("Cleanup...");
406
407         psensor_cleanup();
408
409 #ifdef HAVE_NVIDIA
410         nvidia_cleanup();
411 #endif
412 #ifdef HAVE_LIBATIADL
413         amd_cleanup();
414 #endif
415 #ifdef HAVE_REMOTE_SUPPORT
416         rsensor_cleanup();
417 #endif
418
419         psensor_list_free(ui->sensors);
420         ui->sensors = NULL;
421
422 #if defined(HAVE_APPINDICATOR) || defined(HAVE_APPINDICATOR_029)
423         ui_appindicator_cleanup();
424 #endif
425
426         ui_status_cleanup();
427
428         pmutex_unlock(&ui->sensors_mutex);
429
430         config_cleanup();
431
432         log_debug("Cleanup done, closing log");
433 }
434
435 /*
436  * Creates the list of sensors.
437  *
438  * 'url': remote psensor server url, null for local monitoring.
439  * 'use_libatasmart': whether the libatasmart must be used.
440  */
441 static struct psensor **create_sensors_list(const char *url,
442                                             unsigned int use_libatasmart)
443 {
444         struct psensor **sensors;
445
446         if (url) {
447 #ifdef HAVE_REMOTE_SUPPORT
448                 rsensor_init();
449                 sensors = get_remote_sensors(url, 600);
450 #else
451                 log_err(_("Psensor has not been compiled with remote "
452                           "sensor support."));
453                 exit(EXIT_FAILURE);
454 #endif
455         } else {
456                 sensors = get_all_sensors(use_libatasmart, 600);
457 #ifdef HAVE_NVIDIA
458                 sensors = nvidia_psensor_list_add(sensors, 600);
459 #endif
460 #ifdef HAVE_LIBATIADL
461                 sensors = amd_psensor_list_add(sensors, 600);
462 #endif
463 #ifdef HAVE_GTOP
464                 sensors = cpu_psensor_list_add(sensors, 600);
465 #endif
466         }
467
468         associate_preferences(sensors);
469         associate_colors(sensors);
470
471         return sensors;
472 }
473
474 int main(int argc, char **argv)
475 {
476         struct ui_psensor ui;
477         GError *error;
478         GThread *thread;
479         int optc, cmdok, opti, use_libatasmart, new_instance;
480         char *url = NULL;
481         GApplication *app;
482
483         program_name = argv[0];
484
485         setlocale(LC_ALL, "");
486
487 #if ENABLE_NLS
488         bindtextdomain(PACKAGE, LOCALEDIR);
489         textdomain(PACKAGE);
490 #endif
491
492         use_libatasmart = new_instance = 0;
493
494         cmdok = 1;
495         while ((optc = getopt_long(argc, argv, "vhd:u:n", long_options,
496                                    &opti)) != -1) {
497                 switch (optc) {
498                 case 0:
499                         if (!strcmp(long_options[opti].name, "use-libatasmart"))
500                                 use_libatasmart = 1;
501                         break;
502                 case 'u':
503                         if (optarg)
504                                 url = strdup(optarg);
505                         break;
506                 case 'h':
507                         print_help();
508                         exit(EXIT_SUCCESS);
509                 case 'v':
510                         print_version();
511                         exit(EXIT_SUCCESS);
512                 case 'd':
513                         log_level = atoi(optarg);
514                         log_info(_("Enables debug mode."));
515                         break;
516                 case 'n':
517                         new_instance = 1;
518                         break;
519                 default:
520                         cmdok = 0;
521                         break;
522                 }
523         }
524
525         if (!cmdok || optind != argc) {
526                 fprintf(stderr, _("Try `%s --help' for more information.\n"),
527                         program_name);
528                 exit(EXIT_FAILURE);
529         }
530
531         log_init();
532
533         app = g_application_new("wpitchoune.psensor", 0);
534
535         g_application_register(app, NULL, NULL);
536
537         if (!new_instance && g_application_get_is_remote(app)) {
538                 g_application_activate(app);
539                 log_warn(_("A Psensor instance already exists."));
540                 exit(EXIT_SUCCESS);
541         }
542
543         g_signal_connect(app, "activate", G_CALLBACK(cb_activate), &ui);
544
545         log_glib_info();
546 #if !(GLIB_CHECK_VERSION(2, 31, 0))
547         /*
548          * Since GLib 2.31 g_thread_init call is deprecated and not
549          * needed.
550          */
551         log_debug("Calling g_thread_init(NULL)");
552         g_thread_init(NULL);
553 #endif
554
555 #ifdef HAVE_APPINDICATOR_029
556         /* gdk_thread_enter/leave only used to workaround mutex bug
557          * of appindicator < 0.2.9, so do not call gdk_threads_init
558          * if useless. Calling this function leads to
559          * crash "Attempt to unlock mutex that was not locked" with
560          * GLib 2.41.2 (new checking) probably due to bugs in GTK
561          * itself.
562          */
563         gdk_threads_init();
564 #endif
565
566         gtk_init(NULL, NULL);
567
568         pmutex_init(&ui.sensors_mutex);
569
570         ui.config = config_load();
571
572         psensor_init();
573
574         ui.sensors = create_sensors_list(url, use_libatasmart);
575         associate_cb_alarm_raised(ui.sensors, &ui);
576
577         if (ui.config->slog_enabled)
578                 slog_activate(NULL,
579                               ui.sensors,
580                               &ui.sensors_mutex,
581                               config_get_slog_interval());
582
583 #if !defined(HAVE_APPINDICATOR) && !defined(HAVE_APPINDICATOR_029)
584         ui_status_init(&ui);
585         ui_status_set_visible(1);
586 #endif
587
588         /* main window */
589         ui_window_create(&ui);
590
591         ui_enable_alpha_channel(&ui);
592
593         thread = g_thread_create((GThreadFunc) update_measures,
594                                  &ui, TRUE, &error);
595
596         if (!thread)
597                 g_error_free(error);
598
599         ui.graph_update_interval = ui.config->graph_update_interval;
600
601         g_timeout_add(1000 * ui.graph_update_interval, ui_refresh_thread, &ui);
602
603 #if defined(HAVE_APPINDICATOR) || defined(HAVE_APPINDICATOR_029)
604         ui_appindicator_init(&ui);
605 #endif
606
607         gdk_notify_startup_complete();
608
609         /*
610          * hack, did not find a cleaner solution.
611          * wait 30s to ensure that the status icon is attempted to be
612          * drawn before determining whether the main window must be
613          * show.
614          */
615         if  (ui.config->hide_on_startup)
616                 g_timeout_add(30000, (GSourceFunc)initial_window_show, &ui);
617         else
618                 initial_window_show(&ui);
619
620         /* main loop */
621         gtk_main();
622
623         g_object_unref(app);
624         cleanup(&ui);
625
626         log_debug("Quitting...");
627         log_close();
628
629         if (url)
630                 free(url);
631
632         return 0;
633 }