1227956Strociny/*- 2330449Seadler * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3330449Seadler * 4227956Strociny * Copyright (c) 2011 Mikolaj Golub 5287486Sallanjude * Copyright (c) 2015 Allan Jude <allanjude@freebsd.org> 6227956Strociny * All rights reserved. 7227956Strociny * 8227956Strociny * Redistribution and use in source and binary forms, with or without 9227956Strociny * modification, are permitted provided that the following conditions 10227956Strociny * are met: 11227956Strociny * 1. Redistributions of source code must retain the above copyright 12227956Strociny * notice, this list of conditions and the following disclaimer. 13227956Strociny * 2. Redistributions in binary form must reproduce the above copyright 14227956Strociny * notice, this list of conditions and the following disclaimer in the 15227956Strociny * documentation and/or other materials provided with the distribution. 16227956Strociny * 17227956Strociny * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18227956Strociny * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19227956Strociny * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20227956Strociny * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21227956Strociny * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22227956Strociny * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23227956Strociny * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24227956Strociny * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25227956Strociny * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26227956Strociny * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27227956Strociny * SUCH DAMAGE. 28227956Strociny * 29227956Strociny * $FreeBSD: stable/11/usr.bin/procstat/procstat_rlimit.c 330449 2018-03-05 07:26:05Z eadler $ 30227956Strociny */ 31227956Strociny 32227956Strociny#include <sys/param.h> 33227956Strociny#include <sys/time.h> 34227956Strociny#include <sys/resourcevar.h> 35227956Strociny#include <sys/sysctl.h> 36227956Strociny#include <sys/user.h> 37227956Strociny 38227956Strociny#include <err.h> 39227956Strociny#include <errno.h> 40227956Strociny#include <libprocstat.h> 41228446Strociny#include <libutil.h> 42227956Strociny#include <limits.h> 43227956Strociny#include <stdio.h> 44227956Strociny#include <stdlib.h> 45227956Strociny#include <string.h> 46227956Strociny 47227956Strociny#include "procstat.h" 48227956Strociny 49228446Strocinystatic struct { 50228446Strociny const char *name; 51228446Strociny const char *suffix; 52296162Skib} rlimit_param[15] = { 53228446Strociny {"cputime", "sec"}, 54228446Strociny {"filesize", "B "}, 55228446Strociny {"datasize", "B "}, 56228446Strociny {"stacksize", "B "}, 57228446Strociny {"coredumpsize", "B "}, 58228446Strociny {"memoryuse", "B "}, 59228446Strociny {"memorylocked", "B "}, 60228446Strociny {"maxprocesses", " "}, 61228446Strociny {"openfiles", " "}, 62228446Strociny {"sbsize", "B "}, 63228446Strociny {"vmemoryuse", "B "}, 64228446Strociny {"pseudo-terminals", " "}, 65228446Strociny {"swapuse", "B "}, 66256850Skib {"kqueues", " "}, 67296162Skib {"umtxp", " "}, 68228446Strociny}; 69228446Strociny 70296162Skib#if RLIM_NLIMITS > 15 71228446Strociny#error "Resource limits have grown. Add new entries to rlimit_param[]." 72228446Strociny#endif 73228446Strociny 74238086Strocinystatic const char * 75238086Strocinyhumanize_rlimit(int indx, rlim_t limit) 76228446Strociny{ 77228446Strociny static char buf[14]; 78228446Strociny int scale; 79228446Strociny 80228446Strociny if (limit == RLIM_INFINITY) 81228446Strociny return ("infinity "); 82228446Strociny 83228446Strociny scale = humanize_number(buf, sizeof(buf) - 1, (int64_t)limit, 84228446Strociny rlimit_param[indx].suffix, HN_AUTOSCALE | HN_GETSCALE, HN_DECIMAL); 85228446Strociny (void)humanize_number(buf, sizeof(buf) - 1, (int64_t)limit, 86228446Strociny rlimit_param[indx].suffix, HN_AUTOSCALE, HN_DECIMAL); 87228446Strociny /* Pad with one space if there is no suffix prefix. */ 88228446Strociny if (scale == 0) 89228446Strociny sprintf(buf + strlen(buf), " "); 90228446Strociny return (buf); 91228446Strociny} 92228446Strociny 93227956Strocinyvoid 94249675Strocinyprocstat_rlimit(struct procstat *prstat, struct kinfo_proc *kipp) 95227956Strociny{ 96230548Strociny struct rlimit rlimit; 97249675Strociny int i; 98227956Strociny 99228446Strociny if (!hflag) { 100287486Sallanjude xo_emit("{T:/%5s %-16s %-16s %16s %16s}\n", 101228446Strociny "PID", "COMM", "RLIMIT", "SOFT ", "HARD "); 102228446Strociny } 103287486Sallanjude xo_emit("{ek:process_id/%5d}{e:command/%-16s/%s}", kipp->ki_pid, 104287486Sallanjude kipp->ki_comm); 105230471Strociny for (i = 0; i < RLIM_NLIMITS; i++) { 106249675Strociny if (procstat_getrlimit(prstat, kipp, i, &rlimit) == -1) 107230471Strociny return; 108287486Sallanjude xo_emit("{dk:process_id/%5d} {d:command/%-16s} " 109287486Sallanjude "{d:rlimit_param/%-16s} ", kipp->ki_pid, kipp->ki_comm, 110228446Strociny rlimit_param[i].name); 111287486Sallanjude 112287486Sallanjude xo_open_container(rlimit_param[i].name); 113287486Sallanjude if (rlimit.rlim_cur == RLIM_INFINITY) 114287486Sallanjude xo_emit("{e:soft_limit/infinity}"); 115287486Sallanjude else 116287486Sallanjude xo_emit("{e:soft_limit/%U}", rlimit.rlim_cur); 117287486Sallanjude 118287486Sallanjude if (rlimit.rlim_max == RLIM_INFINITY) 119287486Sallanjude xo_emit("{e:hard_limit/infinity}"); 120287486Sallanjude else 121287486Sallanjude xo_emit("{e:hard_limit/%U}", rlimit.rlim_max); 122287486Sallanjude xo_close_container(rlimit_param[i].name); 123287486Sallanjude 124287486Sallanjude xo_emit("{d:rlim_cur/%16s} ", 125287486Sallanjude humanize_rlimit(i, rlimit.rlim_cur)); 126287486Sallanjude xo_emit("{d:rlim_max/%16s}\n", 127287486Sallanjude humanize_rlimit(i, rlimit.rlim_max)); 128230548Strociny } 129227956Strociny} 130