1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
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
30 #include <sys/cdefs.h>
31 #include <sys/param.h>
32 #include <sys/sysctl.h>
33 #include <sys/user.h>
34
35 #include <err.h>
36 #include <errno.h>
37 #include <libprocstat.h>
38 #include <stdio.h>
39 #include <stdlib.h>
40 #include <string.h>
41
42 #include "procstat.h"
43
44 void
procstat_threads(struct procstat * procstat,struct kinfo_proc * kipp)45 procstat_threads(struct procstat *procstat, struct kinfo_proc *kipp)
46 {
47 struct kinfo_proc *kip;
48 unsigned int count, i;
49 const char *str;
50 char *threadid;
51
52 if ((procstat_opts & PS_OPT_NOHEADER) == 0)
53 xo_emit("{T:/%5s %6s %-19s %-19s %2s %4s %-7s %-9s}\n", "PID",
54 "TID", "COMM", "TDNAME", "CPU", "PRI", "STATE", "WCHAN");
55
56 xo_emit("{ek:process_id/%d}", kipp->ki_pid);
57 xo_emit("{e:command/%s}", strlen(kipp->ki_comm) ?
58 kipp->ki_comm : "-");
59 xo_open_container("threads");
60
61 kip = procstat_getprocs(procstat, KERN_PROC_PID | KERN_PROC_INC_THREAD,
62 kipp->ki_pid, &count);
63 if (kip == NULL)
64 return;
65 kinfo_proc_sort(kip, count);
66 for (i = 0; i < count; i++) {
67 kipp = &kip[i];
68 asprintf(&threadid, "%d", kipp->ki_tid);
69 if (threadid == NULL)
70 xo_errc(1, ENOMEM, "Failed to allocate memory in "
71 "procstat_threads()");
72 xo_open_container(threadid);
73 xo_emit("{dk:process_id/%5d/%d} ", kipp->ki_pid);
74 xo_emit("{:thread_id/%6d/%d} ", kipp->ki_tid);
75 xo_emit("{d:command/%-19s/%s} ", strlen(kipp->ki_comm) ?
76 kipp->ki_comm : "-");
77 xo_emit("{:thread_name/%-19s/%s} ",
78 kinfo_proc_thread_name(kipp));
79 if (kipp->ki_oncpu != 255)
80 xo_emit("{:cpu/%3d/%d} ", kipp->ki_oncpu);
81 else if (kipp->ki_lastcpu != 255)
82 xo_emit("{:cpu/%3d/%d} ", kipp->ki_lastcpu);
83 else
84 xo_emit("{:cpu/%3s/%s} ", "-");
85 xo_emit("{:priority/%4d/%d} ", kipp->ki_pri.pri_level);
86 switch (kipp->ki_stat) {
87 case SRUN:
88 str = "run";
89 break;
90
91 case SSTOP:
92 str = "stop";
93 break;
94
95 case SSLEEP:
96 str = "sleep";
97 break;
98
99 case SLOCK:
100 str = "lock";
101 break;
102
103 case SWAIT:
104 str = "wait";
105 break;
106
107 case SZOMB:
108 str = "zomb";
109 break;
110
111 case SIDL:
112 str = "idle";
113 break;
114
115 default:
116 str = "??";
117 break;
118 }
119 xo_emit("{:run_state/%-7s/%s} ", str);
120 if (kipp->ki_kiflag & KI_LOCKBLOCK) {
121 xo_emit("{:lock_name/*%-8s/%s} ",
122 strlen(kipp->ki_lockname) ?
123 kipp->ki_lockname : "-");
124 } else {
125 xo_emit("{:wait_channel/%-9s/%s} ",
126 strlen(kipp->ki_wmesg) ? kipp->ki_wmesg : "-");
127 }
128 xo_close_container(threadid);
129 free(threadid);
130 xo_emit("\n");
131 }
132 xo_close_container("threads");
133 procstat_freeprocs(procstat, kip);
134 }
135