da4465506d
Enable the LOCAL_PEERCRED socket option for unix domain stream sockets created with socketpair(2). Previously, it only worked with unix domain stream sockets created with socket(2)/listen(2)/connect(2)/accept(2). PR: 176419 Reported by: Nicholas Wilson <nicholas@nicholaswilson.me.uk> MFC after: 2 weeks Differential Revision: https://reviews.freebsd.org/D16350
77 lines
2.2 KiB
C
77 lines
2.2 KiB
C
/*-
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* Copyright (c) 2018 Alan Somers
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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 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 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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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <errno.h>
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#include <fcntl.h>
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#include <pthread.h>
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#include <signal.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include <stdio.h>
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#include <atf-c.h>
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/* getpeereid(3) should work with stream sockets created via socketpair(2) */
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ATF_TC_WITHOUT_HEAD(getpeereid);
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ATF_TC_BODY(getpeereid, tc)
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{
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int sv[2];
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int s;
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uid_t real_euid, euid;
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gid_t real_egid, egid;
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real_euid = geteuid();
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real_egid = getegid();
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s = socketpair(PF_LOCAL, SOCK_STREAM, 0, sv);
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ATF_CHECK_EQ(0, s);
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ATF_CHECK(sv[0] >= 0);
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ATF_CHECK(sv[1] >= 0);
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ATF_CHECK(sv[0] != sv[1]);
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ATF_REQUIRE_EQ(0, getpeereid(sv[0], &euid, &egid));
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ATF_CHECK_EQ(real_euid, euid);
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ATF_CHECK_EQ(real_egid, egid);
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ATF_REQUIRE_EQ(0, getpeereid(sv[1], &euid, &egid));
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ATF_CHECK_EQ(real_euid, euid);
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ATF_CHECK_EQ(real_egid, egid);
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close(sv[0]);
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close(sv[1]);
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}
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ATF_TP_ADD_TCS(tp)
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{
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ATF_TP_ADD_TC(tp, getpeereid);
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return atf_no_error();
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}
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