The lockf/lockf2 tests are now converted to ATF
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pgoyette
parent
23002fe23e
commit
54841f4686
@ -1,6 +1,6 @@
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# $NetBSD: Makefile,v 1.31 2012/11/05 04:11:44 pgoyette Exp $
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# $NetBSD: Makefile,v 1.32 2012/11/07 14:04:28 pgoyette Exp $
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SUBDIR+= execve getcwd lockf lockf2 ras \
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SUBDIR+= execve getcwd ras \
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sigtramp sleeping unfdpass
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.include <bsd.subdir.mk>
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@ -1,15 +0,0 @@
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# $NetBSD: Makefile,v 1.3 2002/09/18 05:41:54 lukem Exp $
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NOMAN= # defined
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PROG= lockf
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WARNS= 2
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regress:
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@if ./lockf ; then \
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echo "PASSED"; \
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else \
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echo "FAILED"; \
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fi
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.include <bsd.prog.mk>
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@ -1,177 +0,0 @@
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/* $NetBSD: lockf.c,v 1.8 2011/05/24 16:04:14 joerg Exp $ */
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/*-
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* Copyright (c) 2000 The NetBSD Foundation, Inc.
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* All rights reserved.
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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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* lockf regression test:
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*
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* Tests:
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* 1) fork N child processes, do a bunch of random byte range lock/unlock.
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*/
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <sys/ptrace.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <err.h>
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#include <signal.h>
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#include <errno.h>
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int nlocks = 1000; /* number of locks per thread */
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int nprocs = 10; /* number of processes to spawn */
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int sleeptime = 500000; /* sleep time between locks, usec */
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off_t size = 8192; /* size of file to lock */
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const char *lockfile = "/tmp/lockf_test";
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static u_int32_t
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random_uint32(void)
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{
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return lrand48();
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}
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static void
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trylocks(int id)
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{
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int i, ret, fd;
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const char *which = NULL;
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srand48(getpid());
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fd = open (lockfile, O_RDWR, 0);
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if (fd < 0)
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err(1, "%s", lockfile);
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printf("%d: start\n", id);
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for (i=0; i<nlocks; i++) {
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struct flock fl;
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fl.l_start = random_uint32() % size;
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fl.l_len = random_uint32() % size;
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switch (random_uint32() % 3) {
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case 0:
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which = "read";
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fl.l_type = F_RDLCK;
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break;
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case 1:
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which = "write";
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fl.l_type = F_WRLCK;
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break;
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case 2:
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which = "un";
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fl.l_type = F_UNLCK;
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break;
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}
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fl.l_whence = SEEK_SET;
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printf("%d: try %slock %d to %d\n", id, which, (int)fl.l_start,
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(int)(fl.l_start + fl.l_len));
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ret = fcntl(fd, F_SETLKW, &fl);
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if (ret < 0)
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perror("fcntl");
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printf("%d: got %slock %d to %d\n", id, which, (int)fl.l_start,
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((int)(fl.l_start + fl.l_len)));
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if (usleep(sleeptime) < 0)
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err(1, "usleep");
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}
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printf("%d: done\n", id);
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close (fd);
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}
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/* ARGSUSED */
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int
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main(int argc, char **argv)
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{
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int i, j;
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pid_t *pid;
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int status;
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int fd;
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(void)unlink(lockfile);
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fd = open (lockfile, O_RDWR|O_CREAT|O_EXCL|O_TRUNC, 0666);
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if (fd < 0)
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err(1, "%s", lockfile);
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if (ftruncate(fd, size) < 0)
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err(1, "ftruncate of %s failed", lockfile);
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fsync(fd);
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close(fd);
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pid = malloc(nprocs * sizeof(pid_t));
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for (i=0; i<nprocs; i++) {
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pid[i] = fork();
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switch (pid[i]) {
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case 0:
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trylocks(i);
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_exit(0);
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break;
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case -1:
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err(1, "fork failed");
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break;
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default:
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break;
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}
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}
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for (j=0; j<100; j++) {
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printf("parent: run %i\n", j+1);
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for (i=0; i<nprocs; i++) {
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printf("stop %d\n", i);
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if (ptrace(PT_ATTACH, pid[i], 0, 0) < 0)
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err(1, "ptrace attach %d", pid[i]);
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printf("wait %d\n", i);
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if (waitpid(pid[i], &status, WUNTRACED) < 0)
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err(1, "waitpid(ptrace)");
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printf("awake %d\n", i);
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usleep(sleeptime/3);
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if (ptrace(PT_DETACH, pid[i], (caddr_t)1, 0) < 0)
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err(1, "ptrace detach %d", pid[i]);
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printf("done %d\n", i);
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usleep(sleeptime/3);
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}
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}
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for (i=0; i<nprocs; i++) {
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printf("reap %d: ", i);
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fflush(stdout);
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kill(pid[i], SIGINT);
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waitpid(pid[i], &status, 0);
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printf(" status %d\n", status);
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}
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exit(0);
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/* NOTREACHED */
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}
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@ -1,20 +0,0 @@
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# $NetBSD: Makefile,v 1.1 2008/04/05 03:34:47 yamt Exp $
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NOMAN= # defined
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WARNS= 3
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PROG= lockf2
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DBG=-g
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TESTFILE= TESTFILE
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CLEANFILES= ${TESTFILE}
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regress: ${PROG}
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@set -e; \
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if ./${PROG} > ${TESTFILE}; then \
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echo PASSED; exit 0; \
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else \
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echo FAILED; exit 1; \
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fi
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.include <bsd.prog.mk>
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@ -1,80 +0,0 @@
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/* $NetBSD: lockf2.c,v 1.1 2008/04/05 03:34:47 yamt Exp $ */
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/*-
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* Copyright (c)2008 YAMAMOTO Takashi,
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* All rights reserved.
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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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* 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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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <assert.h>
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#include <errno.h>
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#include <signal.h>
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#include <stdlib.h>
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#include <unistd.h>
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static int
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dolock(int fd, int op, off_t off, off_t size)
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{
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off_t result;
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int ret;
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result = lseek(fd, off, SEEK_SET);
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if (result == -1) {
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return errno;
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}
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assert(result == off);
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ret = lockf(fd, op, size);
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if (ret == -1) {
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return errno;
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}
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return 0;
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}
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int
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main(int argc, char *argv[])
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{
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int fd = STDOUT_FILENO;
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int error;
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int ret;
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pid_t pid;
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error = dolock(fd, F_LOCK, 0, 1);
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assert(error == 0);
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pid = fork();
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assert(pid != -1);
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if (pid == 0) {
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error = dolock(fd, F_LOCK, 1, 1);
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assert(error == 0);
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dolock(fd, F_LOCK, 0, 1); /* will block */
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assert(0);
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}
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sleep(1);
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error = dolock(fd, F_LOCK, 1, 1);
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assert(error == EDEADLK);
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ret = kill(pid, SIGKILL);
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assert(ret == 0);
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exit(EXIT_SUCCESS);
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}
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