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
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD$");
32
33 #include <sys/param.h>
34 #include <sys/sysctl.h>
35 #include <sys/user.h>
36
37 #include <err.h>
38 #include <errno.h>
39 #include <libprocstat.h>
40 #include <stdio.h>
41 #include <stdlib.h>
42 #include <string.h>
43
44 #include "procstat.h"
45
46 void
procstat_threads(struct procstat * procstat,struct kinfo_proc * kipp)47 procstat_threads(struct procstat *procstat, struct kinfo_proc *kipp)
48 {
49 struct kinfo_proc *kip;
50 unsigned int count, i;
51 const char *str;
52 char *threadid;
53
54 if ((procstat_opts & PS_OPT_NOHEADER) == 0)
55 xo_emit("{T:/%5s %6s %-19s %-19s %2s %4s %-7s %-9s}\n", "PID",
56 "TID", "COMM", "TDNAME", "CPU", "PRI", "STATE", "WCHAN");
57
58 xo_emit("{ek:process_id/%d}", kipp->ki_pid);
59 xo_emit("{e:command/%s}", strlen(kipp->ki_comm) ?
60 kipp->ki_comm : "-");
61 xo_open_container("threads");
62
63 kip = procstat_getprocs(procstat, KERN_PROC_PID | KERN_PROC_INC_THREAD,
64 kipp->ki_pid, &count);
65 if (kip == NULL)
66 return;
67 kinfo_proc_sort(kip, count);
68 for (i = 0; i < count; i++) {
69 kipp = &kip[i];
70 asprintf(&threadid, "%d", kipp->ki_tid);
71 if (threadid == NULL)
72 xo_errc(1, ENOMEM, "Failed to allocate memory in "
73 "procstat_threads()");
74 xo_open_container(threadid);
75 xo_emit("{dk:process_id/%5d/%d} ", kipp->ki_pid);
76 xo_emit("{:thread_id/%6d/%d} ", kipp->ki_tid);
77 xo_emit("{d:command/%-19s/%s} ", strlen(kipp->ki_comm) ?
78 kipp->ki_comm : "-");
79 xo_emit("{:thread_name/%-19s/%s} ",
80 kinfo_proc_thread_name(kipp));
81 if (kipp->ki_oncpu != 255)
82 xo_emit("{:cpu/%3d/%d} ", kipp->ki_oncpu);
83 else if (kipp->ki_lastcpu != 255)
84 xo_emit("{:cpu/%3d/%d} ", kipp->ki_lastcpu);
85 else
86 xo_emit("{:cpu/%3s/%s} ", "-");
87 xo_emit("{:priority/%4d/%d} ", kipp->ki_pri.pri_level);
88 switch (kipp->ki_stat) {
89 case SRUN:
90 str = "run";
91 break;
92
93 case SSTOP:
94 str = "stop";
95 break;
96
97 case SSLEEP:
98 str = "sleep";
99 break;
100
101 case SLOCK:
102 str = "lock";
103 break;
104
105 case SWAIT:
106 str = "wait";
107 break;
108
109 case SZOMB:
110 str = "zomb";
111 break;
112
113 case SIDL:
114 str = "idle";
115 break;
116
117 default:
118 str = "??";
119 break;
120 }
121 xo_emit("{:run_state/%-7s/%s} ", str);
122 if (kipp->ki_kiflag & KI_LOCKBLOCK) {
123 xo_emit("{:lock_name/*%-8s/%s} ",
124 strlen(kipp->ki_lockname) ?
125 kipp->ki_lockname : "-");
126 } else {
127 xo_emit("{:wait_channel/%-9s/%s} ",
128 strlen(kipp->ki_wmesg) ? kipp->ki_wmesg : "-");
129 }
130 xo_close_container(threadid);
131 free(threadid);
132 xo_emit("\n");
133 }
134 xo_close_container("threads");
135 procstat_freeprocs(procstat, kip);
136 }
137