audit(4): add tests for flock, fcntl, and fsync
Submitted by: aniketp MFC after: 2 weeks Sponsored by: Google, Inc (GSoC 2018) Differential Revision: https://reviews.freebsd.org/D15795
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=335136
@ -3,6 +3,7 @@
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TESTSDIR= ${TESTSBASE}/sys/audit
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ATF_TESTS_C= file-attribute-access
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ATF_TESTS_C= file-attribute-modify
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ATF_TESTS_C+= file-create
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ATF_TESTS_C+= file-delete
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ATF_TESTS_C+= file-close
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@ -12,6 +13,8 @@ ATF_TESTS_C+= open
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SRCS.file-attribute-access+= file-attribute-access.c
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SRCS.file-attribute-access+= utils.c
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SRCS.file-attribute-modify+= file-attribute-modify.c
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SRCS.file-attribute-modify+= utils.c
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SRCS.file-create+= file-create.c
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SRCS.file-create+= utils.c
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SRCS.file-delete+= file-delete.c
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199
tests/sys/audit/file-attribute-modify.c
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199
tests/sys/audit/file-attribute-modify.c
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@ -0,0 +1,199 @@
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/*-
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* Copyright (c) 2018 Aniket Pandey
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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 THE 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 THE 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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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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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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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <sys/file.h>
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#include <atf-c.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include "utils.h"
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static pid_t pid;
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static int filedesc;
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static struct pollfd fds[1];
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static mode_t mode = 0777;
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static char extregex[80];
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static const char *auclass = "fm";
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static const char *path = "fileforaudit";
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ATF_TC_WITH_CLEANUP(flock_success);
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ATF_TC_HEAD(flock_success, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Tests the audit of a successful "
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"flock(2) call");
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}
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ATF_TC_BODY(flock_success, tc)
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{
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pid = getpid();
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snprintf(extregex, sizeof(extregex), "flock.*%d.*return,success", pid);
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/* File needs to exist to call flock(2) */
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ATF_REQUIRE((filedesc = open(path, O_CREAT, mode)) != -1);
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FILE *pipefd = setup(fds, auclass);
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ATF_REQUIRE_EQ(0, flock(filedesc, LOCK_SH));
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check_audit(fds, extregex, pipefd);
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close(filedesc);
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}
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ATF_TC_CLEANUP(flock_success, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(flock_failure);
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ATF_TC_HEAD(flock_failure, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Tests the audit of an unsuccessful "
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"flock(2) call");
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}
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ATF_TC_BODY(flock_failure, tc)
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{
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const char *regex = "flock.*return,failure : Bad file descriptor";
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FILE *pipefd = setup(fds, auclass);
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ATF_REQUIRE_EQ(-1, flock(-1, LOCK_SH));
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check_audit(fds, regex, pipefd);
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}
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ATF_TC_CLEANUP(flock_failure, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(fcntl_success);
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ATF_TC_HEAD(fcntl_success, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Tests the audit of a successful "
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"fcntl(2) call");
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}
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ATF_TC_BODY(fcntl_success, tc)
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{
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int flagstatus;
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/* File needs to exist to call fcntl(2) */
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ATF_REQUIRE((filedesc = open(path, O_CREAT, mode)) != -1);
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FILE *pipefd = setup(fds, auclass);
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/* Retrieve the status flags of 'filedesc' and store it in flagstatus */
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ATF_REQUIRE((flagstatus = fcntl(filedesc, F_GETFL, 0)) != -1);
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snprintf(extregex, sizeof(extregex),
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"fcntl.*return,success,%d", flagstatus);
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check_audit(fds, extregex, pipefd);
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close(filedesc);
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}
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ATF_TC_CLEANUP(fcntl_success, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(fcntl_failure);
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ATF_TC_HEAD(fcntl_failure, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Tests the audit of an unsuccessful "
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"fcntl(2) call");
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}
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ATF_TC_BODY(fcntl_failure, tc)
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{
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const char *regex = "fcntl.*return,failure : Bad file descriptor";
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FILE *pipefd = setup(fds, auclass);
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ATF_REQUIRE_EQ(-1, fcntl(-1, F_GETFL, 0));
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check_audit(fds, regex, pipefd);
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}
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ATF_TC_CLEANUP(fcntl_failure, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(fsync_success);
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ATF_TC_HEAD(fsync_success, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Tests the audit of a successful "
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"fsync(2) call");
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}
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ATF_TC_BODY(fsync_success, tc)
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{
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pid = getpid();
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snprintf(extregex, sizeof(extregex), "fsync.*%d.*return,success", pid);
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/* File needs to exist to call fsync(2) */
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ATF_REQUIRE((filedesc = open(path, O_CREAT, mode)) != -1);
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FILE *pipefd = setup(fds, auclass);
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ATF_REQUIRE_EQ(0, fsync(filedesc));
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check_audit(fds, extregex, pipefd);
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close(filedesc);
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}
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ATF_TC_CLEANUP(fsync_success, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(fsync_failure);
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ATF_TC_HEAD(fsync_failure, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Tests the audit of an unsuccessful "
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"fsync(2) call");
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}
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ATF_TC_BODY(fsync_failure, tc)
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{
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const char *regex = "fsync.*return,failure : Bad file descriptor";
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FILE *pipefd = setup(fds, auclass);
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/* Failure reason: Invalid file descriptor */
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ATF_REQUIRE_EQ(-1, fsync(-1));
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check_audit(fds, regex, pipefd);
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}
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ATF_TC_CLEANUP(fsync_failure, tc)
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{
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cleanup();
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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, flock_success);
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ATF_TP_ADD_TC(tp, flock_failure);
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ATF_TP_ADD_TC(tp, fcntl_success);
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ATF_TP_ADD_TC(tp, fcntl_failure);
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ATF_TP_ADD_TC(tp, fsync_success);
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ATF_TP_ADD_TC(tp, fsync_failure);
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return (atf_no_error());
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}
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