1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2007 Robert N. M. Watson
5 * Copyright (c) 2015 Allan Jude <allanjude@freebsd.org>
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/param.h>
31 #include <sys/sysctl.h>
32 #include <sys/user.h>
33
34 #include <err.h>
35 #include <errno.h>
36 #include <libprocstat.h>
37 #include <stdio.h>
38 #include <stdlib.h>
39 #include <string.h>
40
41 #include "procstat.h"
42
43 void
procstat_threads(struct procstat * procstat,struct kinfo_proc * kipp)44 procstat_threads(struct procstat *procstat, struct kinfo_proc *kipp)
45 {
46 struct kinfo_proc *kip;
47 unsigned int count, i;
48 const char *str;
49 char *threadid;
50
51 if ((procstat_opts & PS_OPT_NOHEADER) == 0)
52 xo_emit("{T:/%5s %6s %-19s %-19s %2s %4s %-7s %-9s}\n", "PID",
53 "TID", "COMM", "TDNAME", "CPU", "PRI", "STATE", "WCHAN");
54
55 xo_emit("{ek:process_id/%d}", kipp->ki_pid);
56 xo_emit("{e:command/%s}", strlen(kipp->ki_comm) ?
57 kipp->ki_comm : "-");
58 xo_open_container("threads");
59
60 kip = procstat_getprocs(procstat, KERN_PROC_PID | KERN_PROC_INC_THREAD,
61 kipp->ki_pid, &count);
62 if (kip == NULL)
63 return;
64 kinfo_proc_sort(kip, count);
65 for (i = 0; i < count; i++) {
66 kipp = &kip[i];
67 asprintf(&threadid, "%d", kipp->ki_tid);
68 if (threadid == NULL)
69 xo_errc(1, ENOMEM, "Failed to allocate memory in "
70 "procstat_threads()");
71 xo_open_container(threadid);
72 xo_emit("{dk:process_id/%5d/%d} ", kipp->ki_pid);
73 xo_emit("{:thread_id/%6d/%d} ", kipp->ki_tid);
74 xo_emit("{d:command/%-19s/%s} ", strlen(kipp->ki_comm) ?
75 kipp->ki_comm : "-");
76 xo_emit("{:thread_name/%-19s/%s} ",
77 kinfo_proc_thread_name(kipp));
78 if (kipp->ki_oncpu != 255)
79 xo_emit("{:cpu/%3d/%d} ", kipp->ki_oncpu);
80 else if (kipp->ki_lastcpu != 255)
81 xo_emit("{:cpu/%3d/%d} ", kipp->ki_lastcpu);
82 else
83 xo_emit("{:cpu/%3s/%s} ", "-");
84 xo_emit("{:priority/%4d/%d} ", kipp->ki_pri.pri_level);
85 switch (kipp->ki_stat) {
86 case SRUN:
87 str = "run";
88 break;
89
90 case SSTOP:
91 str = "stop";
92 break;
93
94 case SSLEEP:
95 str = "sleep";
96 break;
97
98 case SLOCK:
99 str = "lock";
100 break;
101
102 case SWAIT:
103 str = "wait";
104 break;
105
106 case SZOMB:
107 str = "zomb";
108 break;
109
110 case SIDL:
111 str = "idle";
112 break;
113
114 default:
115 str = "??";
116 break;
117 }
118 xo_emit("{:run_state/%-7s/%s} ", str);
119 if (kipp->ki_kiflag & KI_LOCKBLOCK) {
120 xo_emit("{:lock_name/*%-8s/%s} ",
121 strlen(kipp->ki_lockname) ?
122 kipp->ki_lockname : "-");
123 } else {
124 xo_emit("{:wait_channel/%-9s/%s} ",
125 strlen(kipp->ki_wmesg) ? kipp->ki_wmesg : "-");
126 }
127 xo_close_container(threadid);
128 free(threadid);
129 xo_emit("\n");
130 }
131 xo_close_container("threads");
132 procstat_freeprocs(procstat, kip);
133 }
134