1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
|
// vim:ts=8:expandtab
#include <stdlib.h>
#include <limits.h>
#include <stdio.h>
#include <string.h>
#include <yajl/yajl_gen.h>
#include <yajl/yajl_version.h>
#include "i3status.h"
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
#include <err.h>
#include <sys/types.h>
#include <sys/sysctl.h>
#define TZ_ZEROC 2732
#define TZ_KELVTOC(x) (((x) - TZ_ZEROC) / 10), abs(((x) - TZ_ZEROC) % 10)
#define TZ_AVG(x) ((x) - TZ_ZEROC) / 10
#endif
#if defined(__DragonFly__)
#include <sys/sysctl.h>
#include <sys/types.h>
#include <sys/sensors.h>
#define MUKTOC(v) ((v - 273150000) / 1000000.0)
#endif
#if defined(__OpenBSD__)
#include <sys/param.h>
#include <sys/types.h>
#include <sys/sysctl.h>
#include <sys/sensors.h>
#include <errno.h>
#include <err.h>
#define MUKTOC(v) ((v - 273150000) / 1000000.0)
#endif
#if defined(__NetBSD__)
#include <fcntl.h>
#include <prop/proplib.h>
#include <sys/envsys.h>
#define MUKTOC(v) ((v - 273150000) / 1000000.0)
#endif
/*
* Reads the CPU temperature from /sys/class/thermal/thermal_zone%d/temp (or
* the user provided path) and returns the temperature in degree celcius.
*
*/
void print_cpu_temperature_info(yajl_gen json_gen, char *buffer, int zone, const char *path, const char *format, int max_threshold) {
char *outwalk = buffer;
#ifdef THERMAL_ZONE
const char *walk;
bool colorful_output = false;
char *thermal_zone;
if (path == NULL)
asprintf(&thermal_zone, THERMAL_ZONE, zone);
else
asprintf(&thermal_zone, path, zone);
INSTANCE(thermal_zone);
for (walk = format; *walk != '\0'; walk++) {
if (*walk != '%') {
*(outwalk++) = *walk;
continue;
}
if (BEGINS_WITH(walk+1, "degrees")) {
#if defined(LINUX)
static char buf[16];
long int temp;
if (!slurp(thermal_zone, buf, sizeof(buf)))
goto error;
temp = strtol(buf, NULL, 10);
if (temp == LONG_MIN || temp == LONG_MAX || temp <= 0)
*(outwalk++) = '?';
else {
if ((temp/1000) >= max_threshold) {
START_COLOR("color_bad");
colorful_output = true;
}
outwalk += sprintf(outwalk, "%ld", (temp/1000));
if (colorful_output) {
END_COLOR;
colorful_output = false;
}
}
#elif defined(__DragonFly__)
struct sensor th_sensor;
size_t th_sensorlen;
th_sensorlen = sizeof(th_sensor);
if (sysctlbyname(thermal_zone, &th_sensor, &th_sensorlen, NULL, 0) == -1) {
perror("sysctlbyname");
goto error;
}
if (MUKTOC(th_sensor.value) >= max_threshold) {
START_COLOR("color_bad");
colorful_output = true;
}
outwalk += sprintf(outwalk, "%.2f", MUKTOC(th_sensor.value));
if (colorful_output) {
END_COLOR;
colorful_output = false;
}
#elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
int sysctl_rslt;
size_t sysctl_size = sizeof(sysctl_rslt);
if (sysctlbyname(thermal_zone, &sysctl_rslt, &sysctl_size, NULL, 0))
goto error;
if (TZ_AVG(sysctl_rslt) >= max_threshold) {
START_COLOR("color_bad");
colorful_output = true;
}
outwalk += sprintf(outwalk, "%d.%d", TZ_KELVTOC(sysctl_rslt));
if (colorful_output) {
END_COLOR;
colorful_output = false;
}
#elif defined(__OpenBSD__)
struct sensordev sensordev;
struct sensor sensor;
size_t sdlen, slen;
int dev, numt, mib[5] = { CTL_HW, HW_SENSORS, 0, 0, 0 };
sdlen = sizeof(sensordev);
slen = sizeof(sensor);
for (dev = 0; ; dev++) {
mib[2] = dev;
if (sysctl(mib, 3, &sensordev, &sdlen, NULL, 0) == -1) {
if (errno == ENXIO)
continue;
if (errno == ENOENT)
break;
goto error;
}
/* 'path' is the node within the full path (defaults to acpitz0). */
if (BEGINS_WITH(sensordev.xname, thermal_zone)) {
mib[3] = SENSOR_TEMP;
/* Limit to temo0, but should retrieve from a full path... */
for (numt = 0; numt < 1 /*sensordev.maxnumt[SENSOR_TEMP]*/; numt++) {
mib[4] = numt;
if (sysctl(mib, 5, &sensor, &slen, NULL, 0) == -1) {
if (errno != ENOENT) {
warn("sysctl");
continue;
}
}
if ((int)MUKTOC(sensor.value) >= max_threshold) {
START_COLOR("color_bad");
colorful_output = true;
}
outwalk += sprintf(outwalk, "%.2f", MUKTOC(sensor.value));
if (colorful_output) {
END_COLOR;
colorful_output = false;
}
}
}
}
#elif defined(__NetBSD__)
int fd, rval;
bool err = false;
prop_dictionary_t dict;
prop_array_t array;
prop_object_iterator_t iter;
prop_object_iterator_t iter2;
prop_object_t obj, obj2, obj3;
fd = open("/dev/sysmon", O_RDONLY);
if (fd == -1)
goto error;
rval = prop_dictionary_recv_ioctl(fd, ENVSYS_GETDICTIONARY, &dict);
if (rval == -1) {
err = true;
goto error_netbsd1;
}
/* No drivers registered? */
if (prop_dictionary_count(dict) == 0) {
err = true;
goto error_netbsd2;
}
iter = prop_dictionary_iterator(dict);
if (iter == NULL) {
err = true;
goto error_netbsd2;
}
/* iterate over the dictionary returned by the kernel */
while ((obj = prop_object_iterator_next(iter)) != NULL) {
/* skip this dict if it's not what we're looking for */
if ((strlen(prop_dictionary_keysym_cstring_nocopy(obj)) != strlen(thermal_zone)) ||
(strncmp(thermal_zone,
prop_dictionary_keysym_cstring_nocopy(obj),
strlen(thermal_zone)) != 0))
continue;
array = prop_dictionary_get_keysym(dict, obj);
if (prop_object_type(array) != PROP_TYPE_ARRAY) {
err = true;
goto error_netbsd3;
}
iter2 = prop_array_iterator(array);
if (!iter2) {
err = true;
goto error_netbsd3;
}
/* iterate over array of dicts specific to target sensor */
while ((obj2 = prop_object_iterator_next(iter2)) != NULL) {
obj3 = prop_dictionary_get(obj2, "cur-value");
float temp = MUKTOC(prop_number_integer_value(obj3));
if ((int)temp >= max_threshold) {
START_COLOR("color_bad");
colorful_output = true;
}
outwalk += sprintf(outwalk, "%.2f", temp);
if (colorful_output) {
END_COLOR;
colorful_output = false;
}
break;
}
prop_object_iterator_release(iter2);
}
error_netbsd3:
prop_object_iterator_release(iter);
error_netbsd2:
prop_object_release(dict);
error_netbsd1:
close(fd);
if (err) goto error;
#endif
walk += strlen("degrees");
}
}
free(thermal_zone);
OUTPUT_FULL_TEXT(buffer);
return;
error:
#endif
free(thermal_zone);
OUTPUT_FULL_TEXT("cant read temp");
(void)fputs("i3status: Cannot read temperature. Verify that you have a thermal zone in /sys/class/thermal or disable the cpu_temperature module in your i3status config.\n", stderr);
}
|
