diff --git a/usr.sbin/setaudit/setaudit.8 b/usr.sbin/setaudit/setaudit.8 index 7dc3e05a4473..7dd66225979c 100644 --- a/usr.sbin/setaudit/setaudit.8 +++ b/usr.sbin/setaudit/setaudit.8 @@ -1,78 +1,88 @@ .\" 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 46U .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 U +Update audit session state rather than overwriting it. +By default, +.Nm +will overwrite the entire audit session state using the specified +parameters. +If +.Fl U +is specified, only the parameters given on the command line will be +updated, leaving the rest unchanged. .It Fl a Ar auid Audit user ID or user name. .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 index adea52a83a8d..af8f481afcb3 100644 --- a/usr.sbin/setaudit/setaudit.c +++ b/usr.sbin/setaudit/setaudit.c @@ -1,140 +1,158 @@ /*- * 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 #include #include #include #include #include #include #include +#include #include #include #include #include static void usage(char *prog) { (void)fprintf(stderr, - "usage: %s [-46] [-a auid] [-m mask] [-s source] [-p port] command ...\n", + "usage: %s [-46U] [-a auid] [-m mask] [-p port] [-s source] 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 *aflag, *mflag, *sflag, *prog; + dev_t term_port; + uint32_t term_type; int ch, error; + bool Uflag; aflag = mflag = sflag = NULL; + Uflag = false; prog = argv[0]; bzero(&aia, sizeof(aia)); bzero(&hints, sizeof(hints)); - aia.ai_termid.at_type = AU_IPv4; + term_type = AU_IPv4; hints.ai_family = PF_UNSPEC; - while ((ch = getopt(argc, argv, "46a:m:p:s:")) != -1) + while ((ch = getopt(argc, argv, "46a:m:p:s:U")) != -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 'p': - aia.ai_termid.at_port = htons(atoi(optarg)); + term_port = htons(atoi(optarg)); break; case 's': sflag = optarg; break; + case 'U': + Uflag = true; + break; default: usage(prog); /* NOT REACHED */ } argc -= optind; argv += optind; if (argc == 0) usage(prog); + + if (Uflag) { + if (getaudit_addr(&aia, sizeof(aia)) < 0) + err(1, "getaudit_addr"); + } if (aflag) { + struct passwd *pwd; + pwd = getpwnam(aflag); if (pwd == NULL) { char *r; aia.ai_auid = strtoul(aflag, &r, 10); if (*r != '\0') 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) { + struct addrinfo *res; + 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 *)(void *)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; + term_type = AU_IPv6; break; case PF_INET: sin = (struct sockaddr_in *)(void *)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; + term_type = AU_IPv4; break; } } - if (setaudit_addr(&aia, sizeof(aia)) < 0) { - err(1, "setaudit_addr"); + if (!Uflag || sflag) { + aia.ai_termid.at_port = term_port; + aia.ai_termid.at_type = term_type; } + if (setaudit_addr(&aia, sizeof(aia)) < 0) + err(1, "setaudit_addr"); (void)execvp(*argv, argv); err(1, "%s", *argv); }