Date: Mon, 1 Feb 2016 07:39:57 +0000 (UTC) From: Peter Holm <pho@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r295120 - in user/pho/stress2: . misc Message-ID: <201602010739.u117dvlr084911@repo.freebsd.org>
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Author: pho Date: Mon Feb 1 07:39:57 2016 New Revision: 295120 URL: https://svnweb.freebsd.org/changeset/base/295120 Log: Delete old and outdated syscall fuzzing tests. syscall4.sh is the current syscall fuzzer. Explain how to run syscall fuzzing as root, if you really must. Fix a single style issue in syscall4.sh Sponsored by: EMC / Isilon Storage Division Deleted: user/pho/stress2/misc/syscall.sh user/pho/stress2/misc/syscall2.sh user/pho/stress2/misc/syscall3.sh Modified: user/pho/stress2/README user/pho/stress2/misc/syscall4.sh Modified: user/pho/stress2/README ============================================================================== --- user/pho/stress2/README Mon Feb 1 07:15:31 2016 (r295119) +++ user/pho/stress2/README Mon Feb 1 07:39:57 2016 (r295120) @@ -4,12 +4,10 @@ This is the FreeBSD kernel stress test s computer, by stressing selected parts of the kernel, thus exposing inadequate error handling. -Do not run the syscall test as root. - To build and use: make -sh ./run.sh +sh ./run.sh (see stress2/misc) The "run.sh" script accepts an optional configuration file in order to test specific areas. For example: @@ -40,6 +38,14 @@ To run all of these tests once, type "./ The default mode is to compile tests, but pre-build binaries may be used. See default.cfg for details. +There may sometimes be a need for running single syscall fuzzing as root. +This can be achieved by setting the environment variable "USE_ROOT", +before running misc/syscall4.sh. For example: +$ ./syscall4.sh 6 +$ USE_ROOT= ./syscall4.sh 6 +Running syscall4 as root for 6. +$ + The name stress2 indicates that this is the second generation of the Kernel Stress Test Suite. The first version (stress) was based mostly on scripts. Modified: user/pho/stress2/misc/syscall4.sh ============================================================================== --- user/pho/stress2/misc/syscall4.sh Mon Feb 1 07:15:31 2016 (r295119) +++ user/pho/stress2/misc/syscall4.sh Mon Feb 1 07:39:57 2016 (r295120) @@ -236,7 +236,7 @@ test(void *arg __unused) if ((fd[i] = open(p->fts_path, O_RDONLY)) == -1) continue; i++; - i = i % 900; + i = i % nitems(fd); } if (fts_close(fts) == -1) @@ -309,8 +309,9 @@ main(int argc, char **argv) if ((pw = getpwnam("nobody")) == NULL) err(1, "no such user: nobody"); - if (getenv("USE_ROOT")) - fprintf(stderr, "Running syscall4 as root.\n"); + if (getenv("USE_ROOT") && argc == 2) + fprintf(stderr, "Running syscall4 as root for %s.\n", + argv[1]); else { if (setgroups(1, &pw->pw_gid) || setegid(pw->pw_gid) || setgid(pw->pw_gid) ||
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