Date: Mon, 08 Dec 2025 14:17:40 +0000 From: Mark Johnston <markj@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Subject: git: dc88f0003e85 - stable/15 - setaudit: Initial import Message-ID: <6936de04.2eed3.6d06a38d@gitrepo.freebsd.org>
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The branch stable/15 has been updated by markj: URL: https://cgit.FreeBSD.org/src/commit/?id=dc88f0003e8550f95264aa20a869227ad68312ad commit dc88f0003e8550f95264aa20a869227ad68312ad Author: Mark Johnston <markj@FreeBSD.org> AuthorDate: 2025-11-17 16:40:10 +0000 Commit: Mark Johnston <markj@FreeBSD.org> CommitDate: 2025-12-08 14:14:58 +0000 setaudit: Initial import Unmodified sources from https://github.com/csjayp/setaudit at commit aa4dd9dfa40b6437030d718834236f4eaeb18ccb. Some follow-up changes will fix a few issues and make it easier to use this utility in the rc framework. Reviewed by: csjp MFC after: 2 weeks Sponsored by: Modirum MDPay Sponsored by: Klara, Inc. Differential Revision: https://reviews.freebsd.org/D53669 (cherry picked from commit dcb0790bad434ace7cf53259e7a9bcefbef1c69b) --- usr.sbin/Makefile | 1 + usr.sbin/setaudit/.gitignore | 2 + usr.sbin/setaudit/Makefile | 8 +++ usr.sbin/setaudit/setaudit.8 | 78 ++++++++++++++++++++++++ usr.sbin/setaudit/setaudit.c | 140 +++++++++++++++++++++++++++++++++++++++++++ 5 files changed, 229 insertions(+) diff --git a/usr.sbin/Makefile b/usr.sbin/Makefile index 44679ca290a5..0290ed4f1c58 100644 --- a/usr.sbin/Makefile +++ b/usr.sbin/Makefile @@ -117,6 +117,7 @@ SUBDIR.${MK_AUDIT}+= auditdistd .endif SUBDIR.${MK_AUDIT}+= auditreduce SUBDIR.${MK_AUDIT}+= praudit +SUBDIR.${MK_AUDIT}+= setaudit SUBDIR.${MK_AUTHPF}+= authpf SUBDIR.${MK_AUTOFS}+= autofs SUBDIR.${MK_BLACKLIST}+= blacklistctl diff --git a/usr.sbin/setaudit/.gitignore b/usr.sbin/setaudit/.gitignore new file mode 100644 index 000000000000..459fdebd0a30 --- /dev/null +++ b/usr.sbin/setaudit/.gitignore @@ -0,0 +1,2 @@ +setaudit +setaudit.o diff --git a/usr.sbin/setaudit/Makefile b/usr.sbin/setaudit/Makefile new file mode 100644 index 000000000000..a2e8b37c5c30 --- /dev/null +++ b/usr.sbin/setaudit/Makefile @@ -0,0 +1,8 @@ +PROG= setaudit +MAN= setaudit.8 + +WARNS?= 3 + +LIBADD+= bsm + +.include <bsd.prog.mk> diff --git a/usr.sbin/setaudit/setaudit.8 b/usr.sbin/setaudit/setaudit.8 new file mode 100644 index 000000000000..8d0c8716ff73 --- /dev/null +++ b/usr.sbin/setaudit/setaudit.8 @@ -0,0 +1,78 @@ +.\" Copyright (c) 2018-2022 Mateusz Piotrowski <0mp@FreeBSD.org> +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.Dd March 21, 2018 +.Dt SETAUDIT 8 +.Os +.Sh NAME +.Nm setaudit +.Nd "specify audit configurations on a process" +.Sh SYNOPSIS +.Nm +.Op Fl 46 +.Op Fl a Ar auid +.Op Fl m Ar mask +.Op Fl s Ar source +.Op Fl p Ar port +.Ar command ... +.Sh DESCRIPTION +.Nm +is a tool to specify audit configurations on a process. +.Pp +The following options are available: +.Bl -tag -width ".Fl d Ar argument" +.It Fl 4 +Use IPv4. +.It Fl 6 +Use IPv6. +.It Fl a Ar auid +Audit user ID. +.It Fl m Ar mask +String representation of an audit mask. +.It Fl s Ar source +IPv4 or IPv6 address of a Terminal ID. +.It Fl p Ar port +Port of a Terminal ID. +.Xr +.El +.Sh EXAMPLES +Enable all exe related audit events performed by +.Ar command +and its child processes: +.Pp +.Dl # setaudit -m ex command +.Sh SEE ALSO +.Xr getaudit 2 , +.Xr setaudit 2 , +.Xr au_mask 3 , +.Xr libbsm 3 , +.Xr audit_user 5 , +.Xr audit 8 +.Sh HISTORY +The +.Nm +utility was written by +.An Christian S.J. Peron Aq Mt csjp@FreeBSD.org . +.Sh AUTHORS +This +manual page was written by +.An Mateusz Piotrowski Aq Mt 0mp@FreeBSD.org . diff --git a/usr.sbin/setaudit/setaudit.c b/usr.sbin/setaudit/setaudit.c new file mode 100644 index 000000000000..cfe8f2bc7155 --- /dev/null +++ b/usr.sbin/setaudit/setaudit.c @@ -0,0 +1,140 @@ +/*- + * Copyright (c) 2018 Christian S.J. Peron + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ +#include <sys/types.h> +#include <sys/socket.h> + +#include <bsm/audit.h> +#include <bsm/libbsm.h> + +#include <netinet/in.h> + +#include <stdio.h> +#include <pwd.h> +#include <string.h> +#include <unistd.h> +#include <netdb.h> +#include <stdlib.h> +#include <err.h> + +static char *aflag; +static char *mflag; +static char *sflag; + +static void +usage(char *prog) +{ + + (void) fprintf(stderr, + "usage: %s [-46] [-a auid] [-m mask] [-s source] [-p port] command ...\n", + prog); + exit(1); +} + +int +main(int argc, char *argv []) +{ + struct sockaddr_in6 *sin6; + struct sockaddr_in *sin; + struct addrinfo hints; + auditinfo_addr_t aia; + struct addrinfo *res; + struct passwd *pwd; + char *r, *prog; + int ch, error; + + prog = argv[0]; + bzero(&aia, sizeof(aia)); + bzero(&hints, sizeof(hints)); + aia.ai_termid.at_type = AU_IPv4; + hints.ai_family = PF_UNSPEC; + while ((ch = getopt(argc, argv, "46a:m:s:p:")) != -1) + switch (ch) { + case '4': + hints.ai_family = PF_INET; + break; + case '6': + hints.ai_family = PF_INET6; + break; + case 'a': + aflag = optarg; + break; + case 'm': + mflag = optarg; + break; + case 's': + sflag = optarg; + break; + case 'p': + aia.ai_termid.at_port = htons(atoi(optarg)); + break; + default: + usage(prog); + /* NOT REACHED */ + } + argc -= optind; + argv += optind; + if (argc == 0) + usage(prog); + if (aflag) { + pwd = getpwnam(aflag); + if (pwd == NULL) { + aia.ai_auid = strtoul(aflag, &r, 10); + if (r != NULL) + errx(1, "%s: invalid user", aflag); + } else + aia.ai_auid = pwd->pw_uid; + } + if (mflag) { + if (getauditflagsbin(mflag, &aia.ai_mask) < 0) + err(1, "getauditflagsbin"); + } + if (sflag) { + error = getaddrinfo(sflag, NULL, &hints, &res); + if (error) + errx(1, "%s", gai_strerror(error)); + switch (res->ai_family) { + case PF_INET6: + sin6 = (struct sockaddr_in6 *) res->ai_addr; + bcopy(&sin6->sin6_addr.s6_addr, + &aia.ai_termid.at_addr[0], + sizeof(struct in6_addr)); + aia.ai_termid.at_type = AU_IPv6; + break; + case PF_INET: + sin = (struct sockaddr_in *) res->ai_addr; + bcopy(&sin->sin_addr.s_addr, + &aia.ai_termid.at_addr[0], + sizeof(struct in_addr)); + aia.ai_termid.at_type = AU_IPv4; + break; + } + } + if (setaudit_addr(&aia, sizeof(aia)) < 0) { + err(1, "setaudit_addr"); + } + (void) execvp(*argv, argv); + err(1, "%s", *argv); +}
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