-
-
Notifications
You must be signed in to change notification settings - Fork 1.4k
/
_psutil_bsd.c
1153 lines (1043 loc) · 35.6 KB
/
_psutil_bsd.c
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
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/*
* Copyright (c) 2009, Giampaolo Rodola', Landry Breuil (OpenBSD).
* All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*
* Platform-specific module methods for FreeBSD and OpenBSD.
* OpenBSD references:
* - OpenBSD source code: https://github.com/openbsd/src
*
* OpenBSD / NetBSD: missing APIs compared to FreeBSD implementation:
* - psutil.net_connections()
* - psutil.Process.get/set_cpu_affinity() (not supported natively)
* - psutil.Process.memory_maps()
*/
#if defined(PSUTIL_NETBSD)
#define _KMEMUSER
#endif
#include <Python.h>
#include <assert.h>
#include <errno.h>
#include <stdlib.h>
#include <stdio.h>
#include <signal.h>
#include <fcntl.h>
#include <paths.h>
#include <sys/types.h>
#include <sys/param.h>
#include <sys/sysctl.h>
#if !defined(__NetBSD__)
#include <sys/user.h>
#endif
#include <sys/proc.h>
#include <sys/file.h>
#include <sys/socket.h>
#include <net/route.h>
#include <sys/socketvar.h> // for struct xsocket
#include <sys/un.h>
#include <sys/unpcb.h>
// for xinpcb struct
#include <netinet/in.h>
#include <netinet/in_systm.h>
#include <netinet/ip.h>
#include <netinet/in_pcb.h>
#include <netinet/tcp.h>
#include <netinet/tcp_timer.h>
#include <netinet/ip_var.h>
#include <netinet/tcp_var.h> // for struct xtcpcb
#include <netinet/tcp_fsm.h> // for TCP connection states
#include <arpa/inet.h> // for inet_ntop()
#include <sys/mount.h>
#include <net/if.h> // net io counters
#include <net/if_dl.h>
#include <net/route.h>
#include <netinet/in.h> // process open files/connections
#include <sys/un.h>
#include "_psutil_common.h"
#include "_psutil_posix.h"
#ifdef PSUTIL_FREEBSD
#include "arch/freebsd/specific.h"
#include "arch/freebsd/sys_socks.h"
#include "arch/freebsd/proc_socks.h"
#include <net/if_media.h>
#include <devstat.h> // get io counters
#include <libutil.h> // process open files, shared libs (kinfo_getvmmap)
#if __FreeBSD_version < 900000
#include <utmp.h> // system users
#else
#include <utmpx.h>
#endif
#elif PSUTIL_OPENBSD
#include "arch/openbsd/specific.h"
#include <utmp.h>
#include <sys/vnode.h> // for VREG
#define _KERNEL // for DTYPE_VNODE
#include <sys/file.h>
#undef _KERNEL
#include <sys/sched.h> // for CPUSTATES & CP_*
#elif PSUTIL_NETBSD
#include "arch/netbsd/specific.h"
#include "arch/netbsd/socks.h"
#include <utmpx.h>
#include <sys/vnode.h> // for VREG
#include <sys/sched.h> // for CPUSTATES & CP_*
#ifndef DTYPE_VNODE
#define DTYPE_VNODE 1
#endif
#endif
// convert a timeval struct to a double
#define PSUTIL_TV2DOUBLE(t) ((t).tv_sec + (t).tv_usec / 1000000.0)
#ifdef PSUTIL_FREEBSD
// convert a bintime struct to milliseconds
#define PSUTIL_BT2MSEC(bt) (bt.sec * 1000 + (((uint64_t) 1000000000 * \
(uint32_t) (bt.frac >> 32) ) >> 32 ) / 1000000)
#endif
#if defined(PSUTIL_OPENBSD) || defined (PSUTIL_NETBSD)
#define PSUTIL_KPT2DOUBLE(t) (t ## _sec + t ## _usec / 1000000.0)
#endif
/*
* Return a Python list of all the PIDs running on the system.
*/
static PyObject *
psutil_pids(PyObject *self, PyObject *args) {
kinfo_proc *proclist = NULL;
kinfo_proc *orig_address = NULL;
size_t num_processes;
size_t idx;
PyObject *py_retlist = PyList_New(0);
PyObject *py_pid = NULL;
if (py_retlist == NULL)
return NULL;
if (psutil_get_proc_list(&proclist, &num_processes) != 0)
goto error;
if (num_processes > 0) {
orig_address = proclist; // save so we can free it after we're done
for (idx = 0; idx < num_processes; idx++) {
#ifdef PSUTIL_FREEBSD
py_pid = PyLong_FromPid(proclist->ki_pid);
#elif defined(PSUTIL_OPENBSD) || defined(PSUTIL_NETBSD)
py_pid = PyLong_FromPid(proclist->p_pid);
#endif
if (!py_pid)
goto error;
if (PyList_Append(py_retlist, py_pid))
goto error;
Py_CLEAR(py_pid);
proclist++;
}
free(orig_address);
}
return py_retlist;
error:
Py_XDECREF(py_pid);
Py_DECREF(py_retlist);
if (orig_address != NULL)
free(orig_address);
return NULL;
}
/*
* Return a Python float indicating the system boot time expressed in
* seconds since the epoch.
*/
static PyObject *
psutil_boot_time(PyObject *self, PyObject *args) {
// fetch sysctl "kern.boottime"
static int request[2] = { CTL_KERN, KERN_BOOTTIME };
struct timeval boottime;
size_t len = sizeof(boottime);
if (sysctl(request, 2, &boottime, &len, NULL, 0) == -1)
return PyErr_SetFromErrno(PyExc_OSError);
return Py_BuildValue("d", (double)boottime.tv_sec);
}
/*
* Collect different info about a process in one shot and return
* them as a big Python tuple.
*/
static PyObject *
psutil_proc_oneshot_info(PyObject *self, PyObject *args) {
pid_t pid;
long rss;
long vms;
long memtext;
long memdata;
long memstack;
int oncpu;
kinfo_proc kp;
long pagesize = sysconf(_SC_PAGESIZE);
char str[1000];
PyObject *py_name;
PyObject *py_ppid;
PyObject *py_retlist;
if (! PyArg_ParseTuple(args, _Py_PARSE_PID, &pid))
return NULL;
if (psutil_kinfo_proc(pid, &kp) == -1)
return NULL;
// Process
#ifdef PSUTIL_FREEBSD
sprintf(str, "%s", kp.ki_comm);
#elif defined(PSUTIL_OPENBSD) || defined(PSUTIL_NETBSD)
sprintf(str, "%s", kp.p_comm);
#endif
py_name = PyUnicode_DecodeFSDefault(str);
if (! py_name) {
// Likely a decoding error. We don't want to fail the whole
// operation. The python module may retry with proc_name().
PyErr_Clear();
py_name = Py_None;
}
// Py_INCREF(py_name);
// Calculate memory.
#ifdef PSUTIL_FREEBSD
rss = (long)kp.ki_rssize * pagesize;
vms = (long)kp.ki_size;
memtext = (long)kp.ki_tsize * pagesize;
memdata = (long)kp.ki_dsize * pagesize;
memstack = (long)kp.ki_ssize * pagesize;
#else
rss = (long)kp.p_vm_rssize * pagesize;
#ifdef PSUTIL_OPENBSD
// VMS, this is how ps determines it on OpenBSD:
// https://github.com/openbsd/src/blob/
// 588f7f8c69786211f2d16865c552afb91b1c7cba/bin/ps/print.c#L505
vms = (long)(kp.p_vm_dsize + kp.p_vm_ssize + kp.p_vm_tsize) * pagesize;
#elif PSUTIL_NETBSD
// VMS, this is how top determines it on NetBSD:
// https://github.com/IIJ-NetBSD/netbsd-src/blob/master/external/
// bsd/top/dist/machine/m_netbsd.c
vms = (long)kp.p_vm_msize * pagesize;
#endif
memtext = (long)kp.p_vm_tsize * pagesize;
memdata = (long)kp.p_vm_dsize * pagesize;
memstack = (long)kp.p_vm_ssize * pagesize;
#endif
#ifdef PSUTIL_FREEBSD
// what CPU we're on; top was used as an example:
// https://svnweb.freebsd.org/base/head/usr.bin/top/machine.c?
// view=markup&pathrev=273835
// XXX - note: for "intr" PID this is -1.
if (kp.ki_stat == SRUN && kp.ki_oncpu != NOCPU)
oncpu = kp.ki_oncpu;
else
oncpu = kp.ki_lastcpu;
#else
// On Net/OpenBSD we have kp.p_cpuid but it appears it's always
// set to KI_NOCPU. Even if it's not, ki_lastcpu does not exist
// so there's no way to determine where "sleeping" processes
// were. Not supported.
oncpu = -1;
#endif
#ifdef PSUTIL_FREEBSD
py_ppid = PyLong_FromPid(kp.ki_ppid);
#elif defined(PSUTIL_OPENBSD) || defined(PSUTIL_NETBSD)
py_ppid = PyLong_FromPid(kp.p_ppid);
#else
py_ppid = Py_BuildfValue(-1);
#endif
if (! py_ppid)
return NULL;
// Return a single big tuple with all process info.
py_retlist = Py_BuildValue(
#if defined(__FreeBSD_version) && __FreeBSD_version >= 1200031
"(OillllllLdllllddddlllllbO)",
#else
"(OillllllidllllddddlllllbO)",
#endif
#ifdef PSUTIL_FREEBSD
py_ppid, // (pid_t) ppid
(int)kp.ki_stat, // (int) status
// UIDs
(long)kp.ki_ruid, // (long) real uid
(long)kp.ki_uid, // (long) effective uid
(long)kp.ki_svuid, // (long) saved uid
// GIDs
(long)kp.ki_rgid, // (long) real gid
(long)kp.ki_groups[0], // (long) effective gid
(long)kp.ki_svuid, // (long) saved gid
//
kp.ki_tdev, // (int or long long) tty nr
PSUTIL_TV2DOUBLE(kp.ki_start), // (double) create time
// ctx switches
kp.ki_rusage.ru_nvcsw, // (long) ctx switches (voluntary)
kp.ki_rusage.ru_nivcsw, // (long) ctx switches (unvoluntary)
// IO count
kp.ki_rusage.ru_inblock, // (long) read io count
kp.ki_rusage.ru_oublock, // (long) write io count
// CPU times: convert from micro seconds to seconds.
PSUTIL_TV2DOUBLE(kp.ki_rusage.ru_utime), // (double) user time
PSUTIL_TV2DOUBLE(kp.ki_rusage.ru_stime), // (double) sys time
PSUTIL_TV2DOUBLE(kp.ki_rusage_ch.ru_utime), // (double) children utime
PSUTIL_TV2DOUBLE(kp.ki_rusage_ch.ru_stime), // (double) children stime
// memory
rss, // (long) rss
vms, // (long) vms
memtext, // (long) mem text
memdata, // (long) mem data
memstack, // (long) mem stack
// others
oncpu, // (int) the CPU we are on
#elif defined(PSUTIL_OPENBSD) || defined(PSUTIL_NETBSD)
py_ppid, // (pid_t) ppid
(int)kp.p_stat, // (int) status
// UIDs
(long)kp.p_ruid, // (long) real uid
(long)kp.p_uid, // (long) effective uid
(long)kp.p_svuid, // (long) saved uid
// GIDs
(long)kp.p_rgid, // (long) real gid
(long)kp.p_groups[0], // (long) effective gid
(long)kp.p_svuid, // (long) saved gid
//
kp.p_tdev, // (int) tty nr
PSUTIL_KPT2DOUBLE(kp.p_ustart), // (double) create time
// ctx switches
kp.p_uru_nvcsw, // (long) ctx switches (voluntary)
kp.p_uru_nivcsw, // (long) ctx switches (unvoluntary)
// IO count
kp.p_uru_inblock, // (long) read io count
kp.p_uru_oublock, // (long) write io count
// CPU times: convert from micro seconds to seconds.
PSUTIL_KPT2DOUBLE(kp.p_uutime), // (double) user time
PSUTIL_KPT2DOUBLE(kp.p_ustime), // (double) sys time
// OpenBSD and NetBSD provide children user + system times summed
// together (no distinction).
kp.p_uctime_sec + kp.p_uctime_usec / 1000000.0, // (double) ch utime
kp.p_uctime_sec + kp.p_uctime_usec / 1000000.0, // (double) ch stime
// memory
rss, // (long) rss
vms, // (long) vms
memtext, // (long) mem text
memdata, // (long) mem data
memstack, // (long) mem stack
// others
oncpu, // (int) the CPU we are on
#endif
py_name // (pystr) name
);
Py_DECREF(py_name);
Py_DECREF(py_ppid);
return py_retlist;
}
/*
* Return process name from kinfo_proc as a Python string.
*/
static PyObject *
psutil_proc_name(PyObject *self, PyObject *args) {
pid_t pid;
kinfo_proc kp;
char str[1000];
if (! PyArg_ParseTuple(args, _Py_PARSE_PID, &pid))
return NULL;
if (psutil_kinfo_proc(pid, &kp) == -1)
return NULL;
#ifdef PSUTIL_FREEBSD
sprintf(str, "%s", kp.ki_comm);
#elif defined(PSUTIL_OPENBSD) || defined(PSUTIL_NETBSD)
sprintf(str, "%s", kp.p_comm);
#endif
return PyUnicode_DecodeFSDefault(str);
}
/*
* Return process cmdline as a Python list of cmdline arguments.
*/
static PyObject *
psutil_proc_cmdline(PyObject *self, PyObject *args) {
pid_t pid;
PyObject *py_retlist = NULL;
if (! PyArg_ParseTuple(args, _Py_PARSE_PID, &pid))
return NULL;
py_retlist = psutil_get_cmdline(pid);
if (py_retlist == NULL)
return NULL;
return Py_BuildValue("N", py_retlist);
}
/*
* Return the number of logical CPUs in the system.
* XXX this could be shared with macOS
*/
static PyObject *
psutil_cpu_count_logical(PyObject *self, PyObject *args) {
int mib[2];
int ncpu;
size_t len;
mib[0] = CTL_HW;
mib[1] = HW_NCPU;
len = sizeof(ncpu);
if (sysctl(mib, 2, &ncpu, &len, NULL, 0) == -1)
Py_RETURN_NONE; // mimic os.cpu_count()
else
return Py_BuildValue("i", ncpu);
}
/*
* Return a Python tuple representing user, kernel and idle CPU times
*/
static PyObject *
psutil_cpu_times(PyObject *self, PyObject *args) {
#ifdef PSUTIL_NETBSD
u_int64_t cpu_time[CPUSTATES];
#else
long cpu_time[CPUSTATES];
#endif
size_t size = sizeof(cpu_time);
int ret;
#if defined(PSUTIL_FREEBSD) || defined(PSUTIL_NETBSD)
ret = sysctlbyname("kern.cp_time", &cpu_time, &size, NULL, 0);
#elif PSUTIL_OPENBSD
int mib[] = {CTL_KERN, KERN_CPTIME};
ret = sysctl(mib, 2, &cpu_time, &size, NULL, 0);
#endif
if (ret == -1)
return PyErr_SetFromErrno(PyExc_OSError);
return Py_BuildValue("(ddddd)",
(double)cpu_time[CP_USER] / CLOCKS_PER_SEC,
(double)cpu_time[CP_NICE] / CLOCKS_PER_SEC,
(double)cpu_time[CP_SYS] / CLOCKS_PER_SEC,
(double)cpu_time[CP_IDLE] / CLOCKS_PER_SEC,
(double)cpu_time[CP_INTR] / CLOCKS_PER_SEC
);
}
/*
* Return files opened by process as a list of (path, fd) tuples.
* TODO: this is broken as it may report empty paths. 'procstat'
* utility has the same problem see:
* https://github.com/giampaolo/psutil/issues/595
*/
#if (defined(__FreeBSD_version) && __FreeBSD_version >= 800000) || PSUTIL_OPENBSD || defined(PSUTIL_NETBSD)
static PyObject *
psutil_proc_open_files(PyObject *self, PyObject *args) {
pid_t pid;
int i;
int cnt;
int regular;
int fd;
char *path;
struct kinfo_file *freep = NULL;
struct kinfo_file *kif;
kinfo_proc kipp;
PyObject *py_tuple = NULL;
PyObject *py_path = NULL;
PyObject *py_retlist = PyList_New(0);
if (py_retlist == NULL)
return NULL;
if (! PyArg_ParseTuple(args, _Py_PARSE_PID, &pid))
goto error;
if (psutil_kinfo_proc(pid, &kipp) == -1)
goto error;
errno = 0;
freep = kinfo_getfile(pid, &cnt);
if (freep == NULL) {
#if !defined(PSUTIL_OPENBSD)
psutil_raise_for_pid(pid, "kinfo_getfile()");
#endif
goto error;
}
for (i = 0; i < cnt; i++) {
kif = &freep[i];
#ifdef PSUTIL_FREEBSD
regular = (kif->kf_type == KF_TYPE_VNODE) && \
(kif->kf_vnode_type == KF_VTYPE_VREG);
fd = kif->kf_fd;
path = kif->kf_path;
#elif PSUTIL_OPENBSD
regular = (kif->f_type == DTYPE_VNODE) && (kif->v_type == VREG);
fd = kif->fd_fd;
// XXX - it appears path is not exposed in the kinfo_file struct.
path = "";
#elif PSUTIL_NETBSD
regular = (kif->ki_ftype == DTYPE_VNODE) && (kif->ki_vtype == VREG);
fd = kif->ki_fd;
// XXX - it appears path is not exposed in the kinfo_file struct.
path = "";
#endif
if (regular == 1) {
py_path = PyUnicode_DecodeFSDefault(path);
if (! py_path)
goto error;
py_tuple = Py_BuildValue("(Oi)", py_path, fd);
if (py_tuple == NULL)
goto error;
if (PyList_Append(py_retlist, py_tuple))
goto error;
Py_CLEAR(py_path);
Py_CLEAR(py_tuple);
}
}
free(freep);
return py_retlist;
error:
Py_XDECREF(py_tuple);
Py_DECREF(py_retlist);
if (freep != NULL)
free(freep);
return NULL;
}
#endif
/*
* Return a list of tuples including device, mount point and fs type
* for all partitions mounted on the system.
*/
static PyObject *
psutil_disk_partitions(PyObject *self, PyObject *args) {
int num;
int i;
long len;
uint64_t flags;
char opts[200];
#ifdef PSUTIL_NETBSD
struct statvfs *fs = NULL;
#else
struct statfs *fs = NULL;
#endif
PyObject *py_retlist = PyList_New(0);
PyObject *py_dev = NULL;
PyObject *py_mountp = NULL;
PyObject *py_tuple = NULL;
if (py_retlist == NULL)
return NULL;
// get the number of mount points
Py_BEGIN_ALLOW_THREADS
#ifdef PSUTIL_NETBSD
num = getvfsstat(NULL, 0, MNT_NOWAIT);
#else
num = getfsstat(NULL, 0, MNT_NOWAIT);
#endif
Py_END_ALLOW_THREADS
if (num == -1) {
PyErr_SetFromErrno(PyExc_OSError);
goto error;
}
len = sizeof(*fs) * num;
fs = malloc(len);
if (fs == NULL) {
PyErr_NoMemory();
goto error;
}
Py_BEGIN_ALLOW_THREADS
#ifdef PSUTIL_NETBSD
num = getvfsstat(fs, len, MNT_NOWAIT);
#else
num = getfsstat(fs, len, MNT_NOWAIT);
#endif
Py_END_ALLOW_THREADS
if (num == -1) {
PyErr_SetFromErrno(PyExc_OSError);
goto error;
}
for (i = 0; i < num; i++) {
py_tuple = NULL;
opts[0] = 0;
#ifdef PSUTIL_NETBSD
flags = fs[i].f_flag;
#else
flags = fs[i].f_flags;
#endif
// see sys/mount.h
if (flags & MNT_RDONLY)
strlcat(opts, "ro", sizeof(opts));
else
strlcat(opts, "rw", sizeof(opts));
if (flags & MNT_SYNCHRONOUS)
strlcat(opts, ",sync", sizeof(opts));
if (flags & MNT_NOEXEC)
strlcat(opts, ",noexec", sizeof(opts));
if (flags & MNT_NOSUID)
strlcat(opts, ",nosuid", sizeof(opts));
if (flags & MNT_ASYNC)
strlcat(opts, ",async", sizeof(opts));
if (flags & MNT_NOATIME)
strlcat(opts, ",noatime", sizeof(opts));
if (flags & MNT_SOFTDEP)
strlcat(opts, ",softdep", sizeof(opts));
#ifdef PSUTIL_FREEBSD
if (flags & MNT_UNION)
strlcat(opts, ",union", sizeof(opts));
if (flags & MNT_SUIDDIR)
strlcat(opts, ",suiddir", sizeof(opts));
if (flags & MNT_SOFTDEP)
strlcat(opts, ",softdep", sizeof(opts));
if (flags & MNT_NOSYMFOLLOW)
strlcat(opts, ",nosymfollow", sizeof(opts));
if (flags & MNT_GJOURNAL)
strlcat(opts, ",gjournal", sizeof(opts));
if (flags & MNT_MULTILABEL)
strlcat(opts, ",multilabel", sizeof(opts));
if (flags & MNT_ACLS)
strlcat(opts, ",acls", sizeof(opts));
if (flags & MNT_NOCLUSTERR)
strlcat(opts, ",noclusterr", sizeof(opts));
if (flags & MNT_NOCLUSTERW)
strlcat(opts, ",noclusterw", sizeof(opts));
if (flags & MNT_NFS4ACLS)
strlcat(opts, ",nfs4acls", sizeof(opts));
#elif PSUTIL_NETBSD
if (flags & MNT_NODEV)
strlcat(opts, ",nodev", sizeof(opts));
if (flags & MNT_UNION)
strlcat(opts, ",union", sizeof(opts));
if (flags & MNT_NOCOREDUMP)
strlcat(opts, ",nocoredump", sizeof(opts));
#ifdef MNT_RELATIME
if (flags & MNT_RELATIME)
strlcat(opts, ",relatime", sizeof(opts));
#endif
if (flags & MNT_IGNORE)
strlcat(opts, ",ignore", sizeof(opts));
#ifdef MNT_DISCARD
if (flags & MNT_DISCARD)
strlcat(opts, ",discard", sizeof(opts));
#endif
#ifdef MNT_EXTATTR
if (flags & MNT_EXTATTR)
strlcat(opts, ",extattr", sizeof(opts));
#endif
if (flags & MNT_LOG)
strlcat(opts, ",log", sizeof(opts));
if (flags & MNT_SYMPERM)
strlcat(opts, ",symperm", sizeof(opts));
if (flags & MNT_NODEVMTIME)
strlcat(opts, ",nodevmtime", sizeof(opts));
#endif
py_dev = PyUnicode_DecodeFSDefault(fs[i].f_mntfromname);
if (! py_dev)
goto error;
py_mountp = PyUnicode_DecodeFSDefault(fs[i].f_mntonname);
if (! py_mountp)
goto error;
py_tuple = Py_BuildValue("(OOss)",
py_dev, // device
py_mountp, // mount point
fs[i].f_fstypename, // fs type
opts); // options
if (!py_tuple)
goto error;
if (PyList_Append(py_retlist, py_tuple))
goto error;
Py_CLEAR(py_dev);
Py_CLEAR(py_mountp);
Py_CLEAR(py_tuple);
}
free(fs);
return py_retlist;
error:
Py_XDECREF(py_dev);
Py_XDECREF(py_mountp);
Py_XDECREF(py_tuple);
Py_DECREF(py_retlist);
if (fs != NULL)
free(fs);
return NULL;
}
#define NSWAP 16
/*
* Enumerate swap locations.
*/
static PyObject *
psutil_disk_swaps(PyObject *self, PyObject *args) {
kvm_t *kd;
int n;
int i;
struct kvm_swap kswap[NSWAP];
int pagesize = getpagesize();
PyObject *py_tuple;
PyObject *py_retlist;
n = kvm_getswapinfo(
kd, kswap, sizeof kswap / sizeof kswap[0], SWIF_DEV_PREFIX);
if (n == -1) {
PyErr_SetFromErrno(PyExc_OSError);
return NULL;
}
// For some reason if we don't create the list here kvm_getswapinfo()
// returns 0.
py_retlist = PyList_New(0);
if (! py_retlist)
goto error;
for (i = 0; i < n; ++i) {
py_tuple = Py_BuildValue(
"sII",
kswap[i].ksw_devname,
kswap[i].ksw_total * pagesize,
kswap[i].ksw_used * pagesize
);
if (!py_tuple)
goto error;
if (PyList_Append(py_retlist, py_tuple))
goto error;
Py_CLEAR(py_tuple);
}
return py_retlist;
error:
return NULL;
}
/*
* Return a Python list of named tuples with overall network I/O information
*/
static PyObject *
psutil_net_io_counters(PyObject *self, PyObject *args) {
char *buf = NULL, *lim, *next;
struct if_msghdr *ifm;
int mib[6];
size_t len;
PyObject *py_retdict = PyDict_New();
PyObject *py_ifc_info = NULL;
if (py_retdict == NULL)
return NULL;
mib[0] = CTL_NET; // networking subsystem
mib[1] = PF_ROUTE; // type of information
mib[2] = 0; // protocol (IPPROTO_xxx)
mib[3] = 0; // address family
mib[4] = NET_RT_IFLIST; // operation
mib[5] = 0;
if (sysctl(mib, 6, NULL, &len, NULL, 0) < 0) {
PyErr_SetFromErrno(PyExc_OSError);
goto error;
}
buf = malloc(len);
if (buf == NULL) {
PyErr_NoMemory();
goto error;
}
if (sysctl(mib, 6, buf, &len, NULL, 0) < 0) {
PyErr_SetFromErrno(PyExc_OSError);
goto error;
}
lim = buf + len;
for (next = buf; next < lim; ) {
py_ifc_info = NULL;
ifm = (struct if_msghdr *)next;
next += ifm->ifm_msglen;
if (ifm->ifm_type == RTM_IFINFO) {
struct if_msghdr *if2m = (struct if_msghdr *)ifm;
struct sockaddr_dl *sdl = (struct sockaddr_dl *)(if2m + 1);
char ifc_name[32];
strncpy(ifc_name, sdl->sdl_data, sdl->sdl_nlen);
ifc_name[sdl->sdl_nlen] = 0;
// XXX: ignore usbus interfaces:
// http://lists.freebsd.org/pipermail/freebsd-current/
// 2011-October/028752.html
// 'ifconfig -a' doesn't show them, nor do we.
if (strncmp(ifc_name, "usbus", 5) == 0)
continue;
py_ifc_info = Py_BuildValue("(kkkkkkki)",
if2m->ifm_data.ifi_obytes,
if2m->ifm_data.ifi_ibytes,
if2m->ifm_data.ifi_opackets,
if2m->ifm_data.ifi_ipackets,
if2m->ifm_data.ifi_ierrors,
if2m->ifm_data.ifi_oerrors,
if2m->ifm_data.ifi_iqdrops,
#ifdef _IFI_OQDROPS
if2m->ifm_data.ifi_oqdrops
#else
0
#endif
);
if (!py_ifc_info)
goto error;
if (PyDict_SetItemString(py_retdict, ifc_name, py_ifc_info))
goto error;
Py_CLEAR(py_ifc_info);
}
else {
continue;
}
}
free(buf);
return py_retdict;
error:
Py_XDECREF(py_ifc_info);
Py_DECREF(py_retdict);
if (buf != NULL)
free(buf);
return NULL;
}
/*
* Return currently connected users as a list of tuples.
*/
static PyObject *
psutil_users(PyObject *self, PyObject *args) {
PyObject *py_retlist = PyList_New(0);
PyObject *py_username = NULL;
PyObject *py_tty = NULL;
PyObject *py_hostname = NULL;
PyObject *py_tuple = NULL;
PyObject *py_pid = NULL;
if (py_retlist == NULL)
return NULL;
#if (defined(__FreeBSD_version) && (__FreeBSD_version < 900000)) || PSUTIL_OPENBSD
struct utmp ut;
FILE *fp;
Py_BEGIN_ALLOW_THREADS
fp = fopen(_PATH_UTMP, "r");
Py_END_ALLOW_THREADS
if (fp == NULL) {
PyErr_SetFromErrnoWithFilename(PyExc_OSError, _PATH_UTMP);
goto error;
}
while (fread(&ut, sizeof(ut), 1, fp) == 1) {
if (*ut.ut_name == '\0')
continue;
py_username = PyUnicode_DecodeFSDefault(ut.ut_name);
if (! py_username)
goto error;
py_tty = PyUnicode_DecodeFSDefault(ut.ut_line);
if (! py_tty)
goto error;
py_hostname = PyUnicode_DecodeFSDefault(ut.ut_host);
if (! py_hostname)
goto error;
py_tuple = Py_BuildValue(
"(OOOfi)",
py_username, // username
py_tty, // tty
py_hostname, // hostname
(float)ut.ut_time, // start time
#ifdef PSUTIL_OPENBSD
-1 // process id (set to None later)
#else
ut.ut_pid // TODO: use PyLong_FromPid
#endif
);
if (!py_tuple) {
fclose(fp);
goto error;
}
if (PyList_Append(py_retlist, py_tuple)) {
fclose(fp);
goto error;
}
Py_CLEAR(py_username);
Py_CLEAR(py_tty);
Py_CLEAR(py_hostname);
Py_CLEAR(py_tuple);
}
fclose(fp);
#else
struct utmpx *utx;
setutxent();
while ((utx = getutxent()) != NULL) {
if (utx->ut_type != USER_PROCESS)
continue;
py_username = PyUnicode_DecodeFSDefault(utx->ut_user);
if (! py_username)
goto error;
py_tty = PyUnicode_DecodeFSDefault(utx->ut_line);
if (! py_tty)
goto error;
py_hostname = PyUnicode_DecodeFSDefault(utx->ut_host);
if (! py_hostname)
goto error;
#ifdef PSUTIL_OPENBSD
py_pid = Py_BuildValue("i", -1); // set to None later
#else
py_pid = PyLong_FromPid(utx->ut_pid);
#endif
if (! py_pid)
goto error;
py_tuple = Py_BuildValue(
"(OOOfO)",
py_username, // username
py_tty, // tty
py_hostname, // hostname
(float)utx->ut_tv.tv_sec, // start time
py_pid // process id
);
if (!py_tuple) {
endutxent();
goto error;
}
if (PyList_Append(py_retlist, py_tuple)) {
endutxent();
goto error;
}
Py_CLEAR(py_username);
Py_CLEAR(py_tty);
Py_CLEAR(py_hostname);
Py_CLEAR(py_tuple);
Py_CLEAR(py_pid);
}
endutxent();
#endif
return py_retlist;
error:
Py_XDECREF(py_username);
Py_XDECREF(py_tty);
Py_XDECREF(py_hostname);
Py_XDECREF(py_tuple);
Py_XDECREF(py_pid);
Py_DECREF(py_retlist);
return NULL;
}
/*
* define the psutil C module methods and initialize the module.
*/
static PyMethodDef mod_methods[] = {
// --- per-process functions
{"proc_oneshot_info", psutil_proc_oneshot_info, METH_VARARGS,
"Return multiple info about a process"},
{"proc_name", psutil_proc_name, METH_VARARGS,
"Return process name"},
{"proc_cmdline", psutil_proc_cmdline, METH_VARARGS,
"Return process cmdline as a list of cmdline arguments"},
{"proc_threads", psutil_proc_threads, METH_VARARGS,
"Return process threads"},
#if defined(PSUTIL_FREEBSD) || defined(PSUTIL_OPENBSD)
{"proc_connections", psutil_proc_connections, METH_VARARGS,
"Return connections opened by process"},
#endif
{"proc_cwd", psutil_proc_cwd, METH_VARARGS,
"Return process current working directory."},
#if defined(__FreeBSD_version) && __FreeBSD_version >= 800000 || PSUTIL_OPENBSD || defined(PSUTIL_NETBSD)
{"proc_num_fds", psutil_proc_num_fds, METH_VARARGS,
"Return the number of file descriptors opened by this process"},
{"proc_open_files", psutil_proc_open_files, METH_VARARGS,
"Return files opened by process as a list of (path, fd) tuples"},
#endif
#if defined(PSUTIL_FREEBSD) || defined(PSUTIL_NETBSD)
{"proc_num_threads", psutil_proc_num_threads, METH_VARARGS,
"Return number of threads used by process"},
#endif
#if defined(PSUTIL_FREEBSD)
{"proc_exe", psutil_proc_exe, METH_VARARGS,
"Return process pathname executable"},
{"proc_memory_maps", psutil_proc_memory_maps, METH_VARARGS,
"Return a list of tuples for every process's memory map"},