1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2007 Robert N. M. Watson
5 * Copyright (c) 2015 Allan Jude <[email protected]>
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $FreeBSD$
30 */
31
32 #include <sys/param.h>
33 #include <sys/sysctl.h>
34 #include <sys/user.h>
35
36 #include <err.h>
37 #include <errno.h>
38 #include <libprocstat.h>
39 #include <stdio.h>
40 #include <stdlib.h>
41 #include <string.h>
42
43 #include "procstat.h"
44
45 void
procstat_threads(struct procstat * procstat,struct kinfo_proc * kipp)46 procstat_threads(struct procstat *procstat, struct kinfo_proc *kipp)
47 {
48 struct kinfo_proc *kip;
49 unsigned int count, i;
50 const char *str;
51 char *threadid;
52
53 if ((procstat_opts & PS_OPT_NOHEADER) == 0)
54 xo_emit("{T:/%5s %6s %-19s %-19s %2s %4s %-7s %-9s}\n", "PID",
55 "TID", "COMM", "TDNAME", "CPU", "PRI", "STATE", "WCHAN");
56
57 xo_emit("{ek:process_id/%d}", kipp->ki_pid);
58 xo_emit("{e:command/%s}", strlen(kipp->ki_comm) ?
59 kipp->ki_comm : "-");
60 xo_open_container("threads");
61
62 kip = procstat_getprocs(procstat, KERN_PROC_PID | KERN_PROC_INC_THREAD,
63 kipp->ki_pid, &count);
64 if (kip == NULL)
65 return;
66 kinfo_proc_sort(kip, count);
67 for (i = 0; i < count; i++) {
68 kipp = &kip[i];
69 asprintf(&threadid, "%d", kipp->ki_tid);
70 if (threadid == NULL)
71 xo_errc(1, ENOMEM, "Failed to allocate memory in "
72 "procstat_threads()");
73 xo_open_container(threadid);
74 xo_emit("{dk:process_id/%5d/%d} ", kipp->ki_pid);
75 xo_emit("{:thread_id/%6d/%d} ", kipp->ki_tid);
76 xo_emit("{d:command/%-19s/%s} ", strlen(kipp->ki_comm) ?
77 kipp->ki_comm : "-");
78 xo_emit("{:thread_name/%-19s/%s} ",
79 kinfo_proc_thread_name(kipp));
80 if (kipp->ki_oncpu != 255)
81 xo_emit("{:cpu/%3d/%d} ", kipp->ki_oncpu);
82 else if (kipp->ki_lastcpu != 255)
83 xo_emit("{:cpu/%3d/%d} ", kipp->ki_lastcpu);
84 else
85 xo_emit("{:cpu/%3s/%s} ", "-");
86 xo_emit("{:priority/%4d/%d} ", kipp->ki_pri.pri_level);
87 switch (kipp->ki_stat) {
88 case SRUN:
89 str = "run";
90 break;
91
92 case SSTOP:
93 str = "stop";
94 break;
95
96 case SSLEEP:
97 str = "sleep";
98 break;
99
100 case SLOCK:
101 str = "lock";
102 break;
103
104 case SWAIT:
105 str = "wait";
106 break;
107
108 case SZOMB:
109 str = "zomb";
110 break;
111
112 case SIDL:
113 str = "idle";
114 break;
115
116 default:
117 str = "??";
118 break;
119 }
120 xo_emit("{:run_state/%-7s/%s} ", str);
121 if (kipp->ki_kiflag & KI_LOCKBLOCK) {
122 xo_emit("{:lock_name/*%-8s/%s} ",
123 strlen(kipp->ki_lockname) ?
124 kipp->ki_lockname : "-");
125 } else {
126 xo_emit("{:wait_channel/%-9s/%s} ",
127 strlen(kipp->ki_wmesg) ? kipp->ki_wmesg : "-");
128 }
129 xo_close_container(threadid);
130 free(threadid);
131 xo_emit("\n");
132 }
133 xo_close_container("threads");
134 procstat_freeprocs(procstat, kip);
135 }
136