t_full.c revision 272343
1272343Sngie/* $NetBSD: t_full.c,v 1.8 2013/03/16 05:45:37 jmmv Exp $ */ 2272343Sngie 3272343Sngie/*- 4272343Sngie * Copyright (c) 2010 The NetBSD Foundation, Inc. 5272343Sngie * All rights reserved. 6272343Sngie * 7272343Sngie * Redistribution and use in source and binary forms, with or without 8272343Sngie * modification, are permitted provided that the following conditions 9272343Sngie * are met: 10272343Sngie * 1. Redistributions of source code must retain the above copyright 11272343Sngie * notice, this list of conditions and the following disclaimer. 12272343Sngie * 2. Redistributions in binary form must reproduce the above copyright 13272343Sngie * notice, this list of conditions and the following disclaimer in the 14272343Sngie * documentation and/or other materials provided with the distribution. 15272343Sngie * 16272343Sngie * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17272343Sngie * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18272343Sngie * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19272343Sngie * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20272343Sngie * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21272343Sngie * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22272343Sngie * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23272343Sngie * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24272343Sngie * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25272343Sngie * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26272343Sngie * POSSIBILITY OF SUCH DAMAGE. 27272343Sngie */ 28272343Sngie 29272343Sngie#include <sys/stat.h> 30272343Sngie#include <sys/statvfs.h> 31272343Sngie 32272343Sngie#include <atf-c.h> 33272343Sngie#include <fcntl.h> 34272343Sngie#include <libgen.h> 35272343Sngie#include <stdlib.h> 36272343Sngie#include <unistd.h> 37272343Sngie 38272343Sngie#include <rump/rump_syscalls.h> 39272343Sngie#include <rump/rump.h> 40272343Sngie 41272343Sngie#include "../common/h_fsmacros.h" 42272343Sngie#include "../../h_macros.h" 43272343Sngie 44272343Sngie/* 45272343Sngie * Write this much over the image size. This is to force an NFS commit, 46272343Sngie * since we might just stuff data into the cache and miss the problem. 47272343Sngie */ 48272343Sngie#define NFSBONUS (1<<16) 49272343Sngie 50272343Sngiestatic void 51272343Sngiefillfs(const atf_tc_t *tc, const char *mp) 52272343Sngie{ 53272343Sngie char buf[8192]; 54272343Sngie size_t written; 55272343Sngie ssize_t n = 0; /* xxxgcc */ 56272343Sngie size_t bonus; 57272343Sngie int fd, i = 0; 58272343Sngie 59272343Sngie if (FSTYPE_P2K_FFS(tc) || FSTYPE_PUFFS(tc) || FSTYPE_RUMPFS(tc)) { 60272343Sngie atf_tc_skip("fs does not support explicit block allocation " 61272343Sngie "(GOP_ALLOC)"); 62272343Sngie } 63272343Sngie 64272343Sngie bonus = 0; 65272343Sngie if (FSTYPE_NFS(tc)) 66272343Sngie bonus = NFSBONUS; 67272343Sngie 68272343Sngie if (rump_sys_chdir(mp) == -1) 69272343Sngie atf_tc_fail_errno("chdir mountpoint"); 70272343Sngie fd = rump_sys_open("afile", O_CREAT | O_RDWR); 71272343Sngie if (fd == -1) 72272343Sngie atf_tc_fail_errno("create file"); 73272343Sngie 74272343Sngie for (written = 0; written < FSTEST_IMGSIZE + bonus; written +=n) { 75272343Sngie memset(buf, i++, sizeof(buf)); /* known garbage */ 76272343Sngie n = rump_sys_write(fd, buf, sizeof(buf)); 77272343Sngie if (n == -1) 78272343Sngie break; 79272343Sngie } 80272343Sngie if (FSTYPE_ZFS(tc)) 81272343Sngie atf_tc_expect_fail("PR kern/47656: Test known to be broken"); 82272343Sngie if (n == -1) { 83272343Sngie if (errno != ENOSPC) 84272343Sngie atf_tc_fail_errno("write"); 85272343Sngie } else { 86272343Sngie atf_tc_fail("filled file system over size limit"); 87272343Sngie } 88272343Sngie 89272343Sngie rump_sys_close(fd); 90272343Sngie rump_sys_chdir("/"); 91272343Sngie} 92272343Sngie 93272343SngieATF_TC_FSAPPLY(fillfs, "fills file system, expects ENOSPC"); 94272343Sngie 95272343SngieATF_TP_ADD_TCS(tp) 96272343Sngie{ 97272343Sngie 98272343Sngie ATF_TP_FSAPPLY(fillfs); 99272343Sngie 100272343Sngie return atf_no_error(); 101272343Sngie} 102