audit(4): add tests for access(2), chmod(2), and friends
access(2), eaccess(2), faccessat(2), chmod(2), fchmod(2), lchmod(2), and fchmodat(2). Submitted by: aniketp MFC after: 2 weeks Sponsored by: Google, Inc. (GSoC 2018) Differential Revision: https://reviews.freebsd.org/D15805 Differential Revision: https://reviews.freebsd.org/D15808
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=335207
@ -529,6 +529,138 @@ ATF_TC_CLEANUP(fhstatfs_failure, tc)
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}
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ATF_TC_WITH_CLEANUP(access_success);
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ATF_TC_HEAD(access_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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"access(2) call");
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}
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ATF_TC_BODY(access_success, tc)
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{
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/* File needs to exist to call access(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, access(path, F_OK));
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check_audit(fds, successreg, pipefd);
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close(filedesc);
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}
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ATF_TC_CLEANUP(access_success, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(access_failure);
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ATF_TC_HEAD(access_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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"access(2) call");
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}
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ATF_TC_BODY(access_failure, tc)
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{
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FILE *pipefd = setup(fds, auclass);
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/* Failure reason: file does not exist */
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ATF_REQUIRE_EQ(-1, access(errpath, F_OK));
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check_audit(fds, failurereg, pipefd);
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}
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ATF_TC_CLEANUP(access_failure, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(eaccess_success);
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ATF_TC_HEAD(eaccess_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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"eaccess(2) call");
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}
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ATF_TC_BODY(eaccess_success, tc)
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{
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/* File needs to exist to call eaccess(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, eaccess(path, F_OK));
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check_audit(fds, successreg, pipefd);
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close(filedesc);
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}
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ATF_TC_CLEANUP(eaccess_success, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(eaccess_failure);
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ATF_TC_HEAD(eaccess_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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"eaccess(2) call");
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}
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ATF_TC_BODY(eaccess_failure, tc)
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{
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FILE *pipefd = setup(fds, auclass);
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/* Failure reason: file does not exist */
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ATF_REQUIRE_EQ(-1, eaccess(errpath, F_OK));
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check_audit(fds, failurereg, pipefd);
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}
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ATF_TC_CLEANUP(eaccess_failure, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(faccessat_success);
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ATF_TC_HEAD(faccessat_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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"faccessat(2) call");
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}
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ATF_TC_BODY(faccessat_success, tc)
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{
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/* File needs to exist to call faccessat(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, faccessat(AT_FDCWD, path, F_OK, AT_EACCESS));
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check_audit(fds, successreg, pipefd);
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close(filedesc);
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}
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ATF_TC_CLEANUP(faccessat_success, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(faccessat_failure);
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ATF_TC_HEAD(faccessat_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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"faccessat(2) call");
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}
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ATF_TC_BODY(faccessat_failure, tc)
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{
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FILE *pipefd = setup(fds, auclass);
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/* Failure reason: file does not exist */
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ATF_REQUIRE_EQ(-1, faccessat(AT_FDCWD, errpath, F_OK, AT_EACCESS));
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check_audit(fds, failurereg, pipefd);
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}
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ATF_TC_CLEANUP(faccessat_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, stat_success);
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@ -555,5 +687,12 @@ ATF_TP_ADD_TCS(tp)
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ATF_TP_ADD_TC(tp, fhstatfs_success);
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ATF_TP_ADD_TC(tp, fhstatfs_failure);
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ATF_TP_ADD_TC(tp, access_success);
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ATF_TP_ADD_TC(tp, access_failure);
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ATF_TP_ADD_TC(tp, eaccess_success);
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ATF_TP_ADD_TC(tp, eaccess_failure);
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ATF_TP_ADD_TC(tp, faccessat_success);
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ATF_TP_ADD_TC(tp, faccessat_failure);
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return (atf_no_error());
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}
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@ -26,6 +26,7 @@
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*/
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#include <sys/file.h>
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#include <sys/stat.h>
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#include <atf-c.h>
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#include <fcntl.h>
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@ -40,6 +41,9 @@ 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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static const char *errpath = "adirhasnoname/fileforaudit";
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static const char *successreg = "fileforaudit.*return,success";
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static const char *failurereg = "fileforaudit.*return,failure";
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ATF_TC_WITH_CLEANUP(flock_success);
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@ -186,6 +190,185 @@ ATF_TC_CLEANUP(fsync_failure, tc)
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}
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ATF_TC_WITH_CLEANUP(chmod_success);
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ATF_TC_HEAD(chmod_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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"chmod(2) call");
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}
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ATF_TC_BODY(chmod_success, tc)
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{
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/* File needs to exist to call chmod(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, chmod(path, mode));
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check_audit(fds, successreg, pipefd);
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close(filedesc);
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}
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ATF_TC_CLEANUP(chmod_success, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(chmod_failure);
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ATF_TC_HEAD(chmod_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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"chmod(2) call");
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}
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ATF_TC_BODY(chmod_failure, tc)
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{
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FILE *pipefd = setup(fds, auclass);
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/* Failure reason: file does not exist */
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ATF_REQUIRE_EQ(-1, chmod(errpath, mode));
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check_audit(fds, failurereg, pipefd);
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}
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ATF_TC_CLEANUP(chmod_failure, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(fchmod_success);
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ATF_TC_HEAD(fchmod_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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"fchmod(2) call");
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}
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ATF_TC_BODY(fchmod_success, tc)
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{
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pid = getpid();
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snprintf(extregex, sizeof(extregex), "fchmod.*%d.*return,success", pid);
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/* File needs to exist to call fchmod(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, fchmod(filedesc, mode));
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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(fchmod_success, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(fchmod_failure);
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ATF_TC_HEAD(fchmod_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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"fchmod(2) call");
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}
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ATF_TC_BODY(fchmod_failure, tc)
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{
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const char *regex = "fchmod.*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, fchmod(-1, mode));
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check_audit(fds, regex, pipefd);
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}
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ATF_TC_CLEANUP(fchmod_failure, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(lchmod_success);
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ATF_TC_HEAD(lchmod_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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"lchmod(2) call");
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}
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ATF_TC_BODY(lchmod_success, tc)
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{
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/* Symbolic link needs to exist to call lchmod(2) */
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ATF_REQUIRE_EQ(0, symlink("symlink", path));
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FILE *pipefd = setup(fds, auclass);
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ATF_REQUIRE_EQ(0, lchmod(path, mode));
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check_audit(fds, successreg, pipefd);
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}
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ATF_TC_CLEANUP(lchmod_success, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(lchmod_failure);
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ATF_TC_HEAD(lchmod_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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"lchmod(2) call");
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}
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ATF_TC_BODY(lchmod_failure, tc)
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{
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FILE *pipefd = setup(fds, auclass);
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/* Failure reason: file does not exist */
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ATF_REQUIRE_EQ(-1, lchmod(errpath, mode));
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check_audit(fds, failurereg, pipefd);
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}
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ATF_TC_CLEANUP(lchmod_failure, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(fchmodat_success);
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ATF_TC_HEAD(fchmodat_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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"fchmodat(2) call");
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}
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ATF_TC_BODY(fchmodat_success, tc)
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{
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/* File needs to exist to call fchmodat(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, fchmodat(AT_FDCWD, path, mode, 0));
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check_audit(fds, successreg, pipefd);
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close(filedesc);
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}
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ATF_TC_CLEANUP(fchmodat_success, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(fchmodat_failure);
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ATF_TC_HEAD(fchmodat_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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"fchmodat(2) call");
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}
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ATF_TC_BODY(fchmodat_failure, tc)
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{
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FILE *pipefd = setup(fds, auclass);
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/* Failure reason: file does not exist */
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ATF_REQUIRE_EQ(-1, fchmodat(AT_FDCWD, errpath, mode, 0));
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check_audit(fds, failurereg, pipefd);
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}
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ATF_TC_CLEANUP(fchmodat_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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@ -195,5 +378,14 @@ ATF_TP_ADD_TCS(tp)
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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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ATF_TP_ADD_TC(tp, chmod_success);
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ATF_TP_ADD_TC(tp, chmod_failure);
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ATF_TP_ADD_TC(tp, fchmod_success);
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ATF_TP_ADD_TC(tp, fchmod_failure);
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ATF_TP_ADD_TC(tp, lchmod_success);
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ATF_TP_ADD_TC(tp, lchmod_failure);
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ATF_TP_ADD_TC(tp, fchmodat_success);
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ATF_TP_ADD_TC(tp, fchmodat_failure);
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return (atf_no_error());
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}
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