130 lines
4.0 KiB
C
130 lines
4.0 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2011 Mikolaj Golub
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* Copyright (c) 2015 Allan Jude <allanjude@freebsd.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <sys/param.h>
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#include <sys/time.h>
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#include <sys/resource.h>
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#include <sys/sysctl.h>
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#include <sys/user.h>
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#include <err.h>
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#include <errno.h>
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#include <libprocstat.h>
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#include <libutil.h>
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#include <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "procstat.h"
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static struct {
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const char *name;
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const char *suffix;
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} rlimit_param[15] = {
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{"cputime", "sec"},
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{"filesize", "B "},
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{"datasize", "B "},
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{"stacksize", "B "},
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{"coredumpsize", "B "},
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{"memoryuse", "B "},
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{"memorylocked", "B "},
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{"maxprocesses", " "},
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{"openfiles", " "},
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{"sbsize", "B "},
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{"vmemoryuse", "B "},
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{"pseudo-terminals", " "},
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{"swapuse", "B "},
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{"kqueues", " "},
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{"umtxp", " "},
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};
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#if RLIM_NLIMITS > 15
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#error "Resource limits have grown. Add new entries to rlimit_param[]."
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#endif
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static const char *
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humanize_rlimit(int indx, rlim_t limit)
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{
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static char buf[14];
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int scale;
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if (limit == RLIM_INFINITY)
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return ("infinity ");
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scale = humanize_number(buf, sizeof(buf) - 1, (int64_t)limit,
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rlimit_param[indx].suffix, HN_AUTOSCALE | HN_GETSCALE, HN_DECIMAL);
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(void)humanize_number(buf, sizeof(buf) - 1, (int64_t)limit,
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rlimit_param[indx].suffix, HN_AUTOSCALE, HN_DECIMAL);
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/* Pad with one space if there is no suffix prefix. */
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if (scale == 0)
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sprintf(buf + strlen(buf), " ");
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return (buf);
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}
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void
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procstat_rlimit(struct procstat *prstat, struct kinfo_proc *kipp)
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{
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struct rlimit rlimit;
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int i;
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if ((procstat_opts & PS_OPT_NOHEADER) == 0) {
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xo_emit("{T:/%5s %-16s %-16s %16s %16s}\n",
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"PID", "COMM", "RLIMIT", "SOFT ", "HARD ");
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}
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xo_emit("{ek:process_id/%5d}{e:command/%-16s/%s}", kipp->ki_pid,
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kipp->ki_comm);
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for (i = 0; i < RLIM_NLIMITS; i++) {
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if (procstat_getrlimit(prstat, kipp, i, &rlimit) == -1)
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return;
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xo_emit("{dk:process_id/%5d} {d:command/%-16s} "
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"{d:rlimit_param/%-16s} ", kipp->ki_pid, kipp->ki_comm,
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rlimit_param[i].name);
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xo_open_container(rlimit_param[i].name);
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if (rlimit.rlim_cur == RLIM_INFINITY)
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xo_emit("{e:soft_limit/infinity}");
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else
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xo_emit("{e:soft_limit/%U}", rlimit.rlim_cur);
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if (rlimit.rlim_max == RLIM_INFINITY)
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xo_emit("{e:hard_limit/infinity}");
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else
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xo_emit("{e:hard_limit/%U}", rlimit.rlim_max);
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xo_close_container(rlimit_param[i].name);
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xo_emit("{d:rlim_cur/%16s} ",
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humanize_rlimit(i, rlimit.rlim_cur));
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xo_emit("{d:rlim_max/%16s}\n",
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humanize_rlimit(i, rlimit.rlim_max));
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}
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}
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