Module Name: src
Committed By: pooka
Date: Tue Aug 17 11:46:16 UTC 2010
Modified Files:
src/tests/fs/vfs: Makefile
Added Files:
src/tests/fs/vfs: t_full.c
Log Message:
Add test which fills up the file system and expects ENOSPC.
To generate a diff of this commit:
cvs rdiff -u -r1.9 -r1.10 src/tests/fs/vfs/Makefile
cvs rdiff -u -r0 -r1.1 src/tests/fs/vfs/t_full.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/tests/fs/vfs/Makefile
diff -u src/tests/fs/vfs/Makefile:1.9 src/tests/fs/vfs/Makefile:1.10
--- src/tests/fs/vfs/Makefile:1.9 Mon Jul 26 16:25:19 2010
+++ src/tests/fs/vfs/Makefile Tue Aug 17 11:46:16 2010
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.9 2010/07/26 16:25:19 pooka Exp $
+# $NetBSD: Makefile,v 1.10 2010/08/17 11:46:16 pooka Exp $
#
.include <bsd.own.mk>
@@ -6,6 +6,7 @@
TESTSDIR= ${TESTSBASE}/fs/vfs
WARNS= 4
+TESTS_C+= t_full
TESTS_C+= t_renamerace
TESTS_C+= t_rmdirrace
TESTS_C+= t_vfsops
Added files:
Index: src/tests/fs/vfs/t_full.c
diff -u /dev/null src/tests/fs/vfs/t_full.c:1.1
--- /dev/null Tue Aug 17 11:46:16 2010
+++ src/tests/fs/vfs/t_full.c Tue Aug 17 11:46:16 2010
@@ -0,0 +1,101 @@
+/* $NetBSD: t_full.c,v 1.1 2010/08/17 11:46:16 pooka Exp $ */
+
+/*-
+ * Copyright (c) 2010 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/stat.h>
+#include <sys/statvfs.h>
+
+#include <atf-c.h>
+#include <fcntl.h>
+#include <libgen.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include <rump/rump_syscalls.h>
+#include <rump/rump.h>
+
+#include "../common/h_fsmacros.h"
+#include "../../h_macros.h"
+
+/*
+ * Write this much over the image size. This is to force an NFS commit,
+ * since we might just stuff data into the cache and miss the problem.
+ */
+#define NFSBONUS (1<<16)
+
+static void
+fillfs(const atf_tc_t *tc, const char *mp)
+{
+ char buf[8192];
+ size_t written;
+ ssize_t n = 0; /* xxxgcc */
+ size_t bonus;
+ int fd, i = 0;
+
+ if (FSTYPE_PUFFS(tc)) {
+ /* XXX: I would *LIKE* to skip this, but atf won't let me */
+ return;
+
+ atf_tc_skip("puffs does not support explicit block allocation");
+ }
+
+ bonus = 0;
+ if (FSTYPE_NFS(tc))
+ bonus = NFSBONUS;
+
+ if (rump_sys_chdir(mp) == -1)
+ atf_tc_fail_errno("chdir mountpoint");
+ fd = rump_sys_open("afile", O_CREAT | O_RDWR);
+ if (fd == -1)
+ atf_tc_fail_errno("create file");
+
+ for (written = 0; written < FSTEST_IMGSIZE + bonus; written +=n) {
+ memset(buf, i++, sizeof(buf)); /* known garbage */
+ n = rump_sys_write(fd, buf, sizeof(buf));
+ if (n == -1)
+ break;
+ }
+ if (n == -1) {
+ if (errno != ENOSPC)
+ atf_tc_fail_errno("write");
+ } else {
+ atf_tc_fail("filled file system over size limit");
+ }
+
+ rump_sys_close(fd);
+ rump_sys_chdir("/");
+}
+
+ATF_TC_FSAPPLY(fillfs, "fills file system, expects ENOSPC");
+
+ATF_TP_ADD_TCS(tp)
+{
+
+ ATF_TP_FSAPPLY(fillfs);
+
+ return atf_no_error();
+}
