1#!/usr/bin/ksh -p 2# 3# CDDL HEADER START 4# 5# The contents of this file are subject to the terms of the 6# Common Development and Distribution License (the "License"). 7# You may not use this file except in compliance with the License. 8# 9# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10# or http://www.opensolaris.org/os/licensing. 11# See the License for the specific language governing permissions 12# and limitations under the License. 13# 14# When distributing Covered Code, include this CDDL HEADER in each 15# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16# If applicable, add the following below this CDDL HEADER, with the 17# fields enclosed by brackets "[]" replaced with your own identifying 18# information: Portions Copyright [yyyy] [name of copyright owner] 19# 20# CDDL HEADER END 21# 22 23# 24# Copyright 2009 Sun Microsystems, Inc. All rights reserved. 25# Use is subject to license terms. 26# 27 28. $STF_SUITE/tests/functional/truncate/truncate.cfg 29. $STF_SUITE/include/libtest.shlib 30 31# 32# DESCRIPTION: 33# Tests file truncation within ZFS. 34# 35# STRATEGY: 36# 1. Open file 37# 2. Write random blocks in random places 38# 3. Truncate the file 39# 4. Repeat steps 2 and 3 lots of times 40# 5. Close the file. 41# 42 43verify_runnable "global" 44 45function cleanup 46{ 47 [[ -e $TESTDIR ]] && log_must $RM -rf $TESTDIR/* 48} 49 50log_assert "Ensure file with random blocks is truncated properly" 51 52options="" 53options_display="default options" 54 55log_onexit cleanup 56 57[[ -n "$TRUNC_FILESIZE" ]] && options=" $options -f $TRUNC_FILESIZE " 58 59[[ -n "$TRUNC_BLKSIZE" ]] && options="$options -b $TRUNC_BLKSIZE " 60 61[[ -n "$TRUNC_COUNT" ]] && options="$options -c $TRUNC_COUNT " 62 63[[ -n "$TRUNC_SEED" ]] && options="$options -s $TRUNC_SEED " 64 65[[ -n "$TRUNC_FILEOFFSET" ]] && options="$options -o $TRUNC_FILEOFFSET " 66 67[[ -n "$options" ]] && options_display=$options 68 69log_note "Invoking $FILE_TRUNC with: $options_display" 70log_must $FILE_TRUNC $options $TESTDIR/$TESTFILE 71 72typeset dir=$(get_device_dir $DISKS) 73verify_filesys "$TESTPOOL" "$TESTPOOL/$TESTFS" "$dir" 74 75log_pass "Random blocks have been truncated properly." 76