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audit(4): add more test cases for auditon(2)

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auditon(2) is an ioctl-like syscall with several different variants, each of
which has a distinct audit event.  This commit tests the remaining variants
that weren't tested in r336564.

Submitted by:	aniketp
MFC after:	2 weeks
X-MFC-With:	336564
Sponsored by:	Google, Inc. (GSoC 2018)
Differential Revision:	https://reviews.freebsd.org/D16381
This commit is contained in:
Alan Somers 2018-07-21 16:26:00 +00:00
parent 76cffa7a7e
commit 0f1d973c8e
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=336579
1 changed files with 224 additions and 0 deletions
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224
tests/sys/audit/administrative.c
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@ -39,6 +39,7 @@
#include <ufs/ufs/quota.h>
#include <atf-c.h>
#include <errno.h>
#include <fcntl.h>
#include <stdlib.h>
#include <time.h>
@ -48,6 +49,8 @@
static pid_t pid;
static int filedesc;
/* Default argument for handling ENOSYS in auditon(2) functions */
static int auditon_def = 0;
static mode_t mode = 0777;
static struct pollfd fds[1];
static char adregex[80];
@ -739,6 +742,63 @@ ATF_TC_CLEANUP(setaudit_addr_failure, tc)
cleanup();
}
/*
* Note: The test-case uses A_GETFSIZE as the command argument but since it is
* not an independent audit event, it will be used to check the default mode
* auditing of auditon(2) system call.
*
* Please See: sys/security/audit/audit_bsm_klib.c
* function(): au_event_t auditon_command_event() :: case A_GETFSIZE:
*/
ATF_TC_WITH_CLEANUP(auditon_default_success);
ATF_TC_HEAD(auditon_default_success, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests the audit of a successful "
"auditon(2) call");
}
ATF_TC_BODY(auditon_default_success, tc)
{
au_fstat_t fsize_arg;
bzero(&fsize_arg, sizeof(au_fstat_t));
pid = getpid();
snprintf(adregex, sizeof(adregex), "auditon.*%d.*return,success", pid);
FILE *pipefd = setup(fds, auclass);
ATF_REQUIRE_EQ(0, auditon(A_GETFSIZE, &fsize_arg, sizeof(fsize_arg)));
check_audit(fds, adregex, pipefd);
}
ATF_TC_CLEANUP(auditon_default_success, tc)
{
cleanup();
}
ATF_TC_WITH_CLEANUP(auditon_default_failure);
ATF_TC_HEAD(auditon_default_failure, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests the audit of an unsuccessful "
"auditon(2) call");
}
ATF_TC_BODY(auditon_default_failure, tc)
{
pid = getpid();
snprintf(adregex, sizeof(adregex), "auditon.*%d.*return,failure", pid);
FILE *pipefd = setup(fds, auclass);
/* Failure reason: Invalid argument */
ATF_REQUIRE_EQ(-1, auditon(A_GETFSIZE, NULL, 0));
check_audit(fds, adregex, pipefd);
}
ATF_TC_CLEANUP(auditon_default_failure, tc)
{
cleanup();
}
ATF_TC_WITH_CLEANUP(auditon_getpolicy_success);
ATF_TC_HEAD(auditon_getpolicy_success, tc)
@ -1240,6 +1300,160 @@ ATF_TC_CLEANUP(auditon_setcond_failure, tc)
cleanup();
}
/*
* Following test-cases for auditon(2) are all in failure mode only as although
* auditable, they have not been implemented and return ENOSYS whenever called.
*
* Commands: A_GETCWD A_GETCAR A_GETSTAT A_SETSTAT A_SETUMASK A_SETSMASK
*/
ATF_TC_WITH_CLEANUP(auditon_getcwd_failure);
ATF_TC_HEAD(auditon_getcwd_failure, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests the audit of an unsuccessful "
"auditon(2) call for cmd: A_GETCWD");
}
ATF_TC_BODY(auditon_getcwd_failure, tc)
{
pid = getpid();
snprintf(adregex, sizeof(adregex), "get cwd.*%d.*failure", pid);
FILE *pipefd = setup(fds, auclass);
ATF_REQUIRE_ERRNO(ENOSYS, auditon(A_GETCWD, &auditon_def,
sizeof(auditon_def)) == -1);
check_audit(fds, adregex, pipefd);
}
ATF_TC_CLEANUP(auditon_getcwd_failure, tc)
{
cleanup();
}
ATF_TC_WITH_CLEANUP(auditon_getcar_failure);
ATF_TC_HEAD(auditon_getcar_failure, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests the audit of an unsuccessful "
"auditon(2) call for cmd: A_GETCAR");
}
ATF_TC_BODY(auditon_getcar_failure, tc)
{
pid = getpid();
snprintf(adregex, sizeof(adregex), "get car.*%d.*failure", pid);
FILE *pipefd = setup(fds, auclass);
ATF_REQUIRE_ERRNO(ENOSYS, auditon(A_GETCAR, &auditon_def,
sizeof(auditon_def)) == -1);
check_audit(fds, adregex, pipefd);
}
ATF_TC_CLEANUP(auditon_getcar_failure, tc)
{
cleanup();
}
ATF_TC_WITH_CLEANUP(auditon_getstat_failure);
ATF_TC_HEAD(auditon_getstat_failure, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests the audit of an unsuccessful "
"auditon(2) call for cmd: A_GETSTAT");
}
ATF_TC_BODY(auditon_getstat_failure, tc)
{
pid = getpid();
snprintf(adregex, sizeof(adregex),
"get audit statistics.*%d.*return,failure", pid);
FILE *pipefd = setup(fds, auclass);
ATF_REQUIRE_ERRNO(ENOSYS, auditon(A_GETSTAT, &auditon_def,
sizeof(auditon_def)) == -1);
check_audit(fds, adregex, pipefd);
}
ATF_TC_CLEANUP(auditon_getstat_failure, tc)
{
cleanup();
}
ATF_TC_WITH_CLEANUP(auditon_setstat_failure);
ATF_TC_HEAD(auditon_setstat_failure, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests the audit of an unsuccessful "
"auditon(2) call for cmd: A_SETSTAT");
}
ATF_TC_BODY(auditon_setstat_failure, tc)
{
pid = getpid();
snprintf(adregex, sizeof(adregex),
"set audit statistics.*%d.*return,failure", pid);
FILE *pipefd = setup(fds, auclass);
ATF_REQUIRE_ERRNO(ENOSYS, auditon(A_SETSTAT, &auditon_def,
sizeof(auditon_def)) == -1);
check_audit(fds, adregex, pipefd);
}
ATF_TC_CLEANUP(auditon_setstat_failure, tc)
{
cleanup();
}
ATF_TC_WITH_CLEANUP(auditon_setumask_failure);
ATF_TC_HEAD(auditon_setumask_failure, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests the audit of an unsuccessful "
"auditon(2) call for cmd: A_SETUMASK");
}
ATF_TC_BODY(auditon_setumask_failure, tc)
{
pid = getpid();
snprintf(adregex, sizeof(adregex),
"set mask per uid.*%d.*return,failure", pid);
FILE *pipefd = setup(fds, auclass);
ATF_REQUIRE_ERRNO(ENOSYS, auditon(A_SETUMASK, &auditon_def,
sizeof(auditon_def)) == -1);
check_audit(fds, adregex, pipefd);
}
ATF_TC_CLEANUP(auditon_setumask_failure, tc)
{
cleanup();
}
ATF_TC_WITH_CLEANUP(auditon_setsmask_failure);
ATF_TC_HEAD(auditon_setsmask_failure, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests the audit of an unsuccessful "
"auditon(2) call for cmd: A_SETSMASK");
}
ATF_TC_BODY(auditon_setsmask_failure, tc)
{
pid = getpid();
snprintf(adregex, sizeof(adregex),
"set mask per session.*%d.*return,failure", pid);
FILE *pipefd = setup(fds, auclass);
ATF_REQUIRE_ERRNO(ENOSYS, auditon(A_SETSMASK, &auditon_def,
sizeof(auditon_def)) == -1);
check_audit(fds, adregex, pipefd);
}
ATF_TC_CLEANUP(auditon_setsmask_failure, tc)
{
cleanup();
}
/*
* Audit of reboot(2) cannot be tested in normal conditions as we don't want
@ -1426,6 +1640,9 @@ ATF_TP_ADD_TCS(tp)
ATF_TP_ADD_TC(tp, setaudit_addr_success);
ATF_TP_ADD_TC(tp, setaudit_addr_failure);
ATF_TP_ADD_TC(tp, auditon_default_success);
ATF_TP_ADD_TC(tp, auditon_default_failure);
ATF_TP_ADD_TC(tp, auditon_getpolicy_success);
ATF_TP_ADD_TC(tp, auditon_getpolicy_failure);
ATF_TP_ADD_TC(tp, auditon_setpolicy_success);
@ -1451,6 +1668,13 @@ ATF_TP_ADD_TCS(tp)
ATF_TP_ADD_TC(tp, auditon_setcond_success);
ATF_TP_ADD_TC(tp, auditon_setcond_failure);
ATF_TP_ADD_TC(tp, auditon_getcwd_failure);
ATF_TP_ADD_TC(tp, auditon_getcar_failure);
ATF_TP_ADD_TC(tp, auditon_getstat_failure);
ATF_TP_ADD_TC(tp, auditon_setstat_failure);
ATF_TP_ADD_TC(tp, auditon_setumask_failure);
ATF_TP_ADD_TC(tp, auditon_setsmask_failure);
ATF_TP_ADD_TC(tp, reboot_failure);
ATF_TP_ADD_TC(tp, quotactl_failure);
ATF_TP_ADD_TC(tp, mount_failure);