1#! /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 2008 Sun Microsystems, Inc. All rights reserved. 25# Use is subject to license terms. 26# 27 28# 29# Copyright (c) 2013, 2016 by Delphix. All rights reserved. 30# Copyright 2020 Joyent, Inc. 31# 32 33. $STF_SUITE/include/libtest.shlib 34. $STF_SUITE/tests/functional/zvol/zvol_common.shlib 35. $STF_SUITE/tests/functional/zvol/zvol_swap/zvol_swap.cfg 36 37# 38# DESCRIPTION: 39# Verify that a zvol device can be used as a swap device 40# through /etc/vfstab configuration. 41# 42# STRATEGY: 43# 1. Modify /etc/vfstab to add the test zvol as swap device. 44# 2. Use /sbin/swapadd to add zvol as swap device throuth /etc/vfstab 45# 3. Create a file under /tmp and verify the file 46# 47 48verify_runnable "global" 49 50function cleanup 51{ 52 [[ -f /tmp/$TESTFILE ]] && log_must rm -f /tmp/$TESTFILE 53 [[ -f $NEW_VFSTAB_FILE ]] && log_must rm -f $NEW_VFSTAB_FILE 54 [[ -f $PREV_VFSTAB_FILE ]] && \ 55 log_must mv $PREV_VFSTAB_FILE $VFSTAB_FILE 56 [[ -f $PREV_VFSTAB_FILE ]] && rm -f $PREV_VFSTAB_FILE 57 58 if is_swap_inuse $voldev ; then 59 log_must swap -d $voldev 60 fi 61 62} 63 64log_assert "Verify that a zvol device can be used as a swap device" \ 65 "through /etc/vfstab configuration." 66 67log_onexit cleanup 68 69voldev=/dev/zvol/dsk/$TESTPOOL/$TESTVOL 70VFSTAB_FILE=/etc/vfstab 71NEW_VFSTAB_FILE=/var/tmp/zvol_vfstab.$$ 72PREV_VFSTAB_FILE=/var/tmp/zvol_vfstab.PREV.$$ 73 74[[ -f $NEW_VFSTAB_FILE ]] && cp /dev/null $NEW_VFSTAB_FILE 75 76awk '{if ($4 != "swap") print $1}' /etc/vfstab > $NEW_VFSTAB_FILE 77echo "$voldev\t-\t-\tswap\t-\tno\t-" >> $NEW_VFSTAB_FILE 78 79# Copy off the original vfstab, and run swapadd on the newly constructed one. 80log_must cp $VFSTAB_FILE $PREV_VFSTAB_FILE 81log_must cp $NEW_VFSTAB_FILE $VFSTAB_FILE 82log_must swapadd $VFSTAB_FILE 83 84log_must file_write -o create -f /tmp/$TESTFILE \ 85 -b $BLOCKSZ -c $NUM_WRITES -d $DATA 86 87[[ ! -f /tmp/$TESTFILE ]] && 88 log_fail "Unable to create file under /tmp" 89 90filesize=`ls -l /tmp/$TESTFILE | awk '{print $5}'` 91tf_size=$((BLOCKSZ * NUM_WRITES)) 92(($tf_size != $filesize)) && \ 93 log_fail "testfile is ($filesize bytes), expected ($tf_size bytes)" 94 95log_pass "Successfully added a zvol to swap area through /etc/vfstab." 96