audit(4): Add tests for a few syscalls in the ad class

The ad audit class is for administrative commands.  This commit adds test
for settimeofday, adjtime, and getfh.

Submitted by:	aniketp
MFC after:	2 weeks
Sponsored by:	Google, Inc. (GSoC 2018)
Differential Revision:	https://reviews.freebsd.org/D15861
This commit is contained in:
Alan Somers 2018-06-17 16:24:46 +00:00
parent 7d951cc29a
commit 49f526501d
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=335285
2 changed files with 217 additions and 0 deletions

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@ -12,6 +12,7 @@ ATF_TESTS_C+= file-read
ATF_TESTS_C+= open
ATF_TESTS_C+= network
ATF_TESTS_C+= inter-process
ATF_TESTS_C+= administrative
SRCS.file-attribute-access+= file-attribute-access.c
SRCS.file-attribute-access+= utils.c
@ -33,6 +34,8 @@ SRCS.network+= network.c
SRCS.network+= utils.c
SRCS.inter-process+= inter-process.c
SRCS.inter-process+= utils.c
SRCS.administrative+= administrative.c
SRCS.administrative+= utils.c
TEST_METADATA+= timeout="30"
TEST_METADATA+= required_user="root"

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@ -0,0 +1,214 @@
/*-
* Copyright (c) 2018 Aniket Pandey
*
* 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
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* 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
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#include <sys/param.h>
#include <sys/mount.h>
#include <sys/time.h>
#include <atf-c.h>
#include <fcntl.h>
#include <unistd.h>
#include "utils.h"
static pid_t pid;
static int filedesc;
static mode_t mode = 0777;
static struct pollfd fds[1];
static char adregex[60];
static const char *auclass = "ad";
static const char *path = "fileforaudit";
ATF_TC_WITH_CLEANUP(settimeofday_success);
ATF_TC_HEAD(settimeofday_success, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests the audit of a successful "
"settimeofday(2) call");
}
ATF_TC_BODY(settimeofday_success, tc)
{
pid = getpid();
snprintf(adregex, sizeof(adregex), "settimeofday.*%d.*success", pid);
struct timeval tp;
struct timezone tzp;
ATF_REQUIRE_EQ(0, gettimeofday(&tp, &tzp));
FILE *pipefd = setup(fds, auclass);
/* Setting the same time as obtained by gettimeofday(2) */
ATF_REQUIRE_EQ(0, settimeofday(&tp, &tzp));
check_audit(fds, adregex, pipefd);
}
ATF_TC_CLEANUP(settimeofday_success, tc)
{
cleanup();
}
ATF_TC_WITH_CLEANUP(settimeofday_failure);
ATF_TC_HEAD(settimeofday_failure, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests the audit of an unsuccessful "
"settimeofday(2) call");
}
ATF_TC_BODY(settimeofday_failure, tc)
{
pid = getpid();
snprintf(adregex, sizeof(adregex), "settimeofday.*%d.*failure", pid);
struct timeval tp;
struct timezone tzp;
ATF_REQUIRE_EQ(0, gettimeofday(&tp, &tzp));
FILE *pipefd = setup(fds, auclass);
tp.tv_sec = -1;
/* Failure reason: Invalid value for tp.tv_sec; */
ATF_REQUIRE_EQ(-1, settimeofday(&tp, &tzp));
check_audit(fds, adregex, pipefd);
}
ATF_TC_CLEANUP(settimeofday_failure, tc)
{
cleanup();
}
ATF_TC_WITH_CLEANUP(adjtime_success);
ATF_TC_HEAD(adjtime_success, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests the audit of a successful "
"adjtime(2) call");
}
ATF_TC_BODY(adjtime_success, tc)
{
pid = getpid();
snprintf(adregex, sizeof(adregex), "adjtime.*%d.*return,success", pid);
FILE *pipefd = setup(fds, auclass);
/* We don't want to change the system time, hence NULL */
ATF_REQUIRE_EQ(0, adjtime(NULL,NULL));
check_audit(fds, adregex, pipefd);
}
ATF_TC_CLEANUP(adjtime_success, tc)
{
cleanup();
}
ATF_TC_WITH_CLEANUP(adjtime_failure);
ATF_TC_HEAD(adjtime_failure, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests the audit of an unsuccessful "
"adjtime(2) call");
}
ATF_TC_BODY(adjtime_failure, tc)
{
pid = getpid();
snprintf(adregex, sizeof(adregex), "adjtime.*%d.*return,failure", pid);
FILE *pipefd = setup(fds, auclass);
ATF_REQUIRE_EQ(-1, adjtime((struct timeval *)(-1), NULL));
check_audit(fds, adregex, pipefd);
}
ATF_TC_CLEANUP(adjtime_failure, tc)
{
cleanup();
}
ATF_TC_WITH_CLEANUP(nfs_getfh_success);
ATF_TC_HEAD(nfs_getfh_success, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests the audit of a successful "
"getfh(2) call");
}
ATF_TC_BODY(nfs_getfh_success, tc)
{
fhandle_t fhp;
pid = getpid();
snprintf(adregex, sizeof(adregex), "nfs_getfh.*%d.*ret.*success", pid);
/* File needs to exist to call getfh(2) */
ATF_REQUIRE(filedesc = open(path, O_CREAT, mode) != -1);
FILE *pipefd = setup(fds, auclass);
ATF_REQUIRE_EQ(0, getfh(path, &fhp));
check_audit(fds, adregex, pipefd);
close(filedesc);
}
ATF_TC_CLEANUP(nfs_getfh_success, tc)
{
cleanup();
}
ATF_TC_WITH_CLEANUP(nfs_getfh_failure);
ATF_TC_HEAD(nfs_getfh_failure, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests the audit of an unsuccessful "
"getfh(2) call");
}
ATF_TC_BODY(nfs_getfh_failure, tc)
{
pid = getpid();
snprintf(adregex, sizeof(adregex), "nfs_getfh.*%d.*ret.*failure", pid);
FILE *pipefd = setup(fds, auclass);
/* Failure reason: file does not exist */
ATF_REQUIRE_EQ(-1, getfh(path, NULL));
check_audit(fds, adregex, pipefd);
}
ATF_TC_CLEANUP(nfs_getfh_failure, tc)
{
cleanup();
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, settimeofday_success);
ATF_TP_ADD_TC(tp, settimeofday_failure);
ATF_TP_ADD_TC(tp, adjtime_success);
ATF_TP_ADD_TC(tp, adjtime_failure);
ATF_TP_ADD_TC(tp, nfs_getfh_success);
ATF_TP_ADD_TC(tp, nfs_getfh_failure);
return (atf_no_error());
}