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 https://opensource.org/licenses/CDDL-1.0. 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# 31 32. $STF_SUITE/include/libtest.shlib 33. $STF_SUITE/tests/functional/zvol/zvol_common.shlib 34. $STF_SUITE/tests/functional/zvol/zvol_swap/zvol_swap.cfg 35 36# 37# DESCRIPTION: 38# Verify that a zvol device can be used as a swap device 39# through /etc/vfstab configuration. 40# 41# STRATEGY: 42# 1. Modify /etc/vfstab to add the test zvol as swap device. 43# 2. Use /sbin/swapadd to add zvol as swap device through /etc/vfstab 44# 3. Create a file under /tmp and verify the file 45# 46 47verify_runnable "global" 48 49function cleanup 50{ 51 [[ -f $TESTDIR/$TESTFILE ]] && log_must rm -f $TESTDIR/$TESTFILE 52 [[ -f $NEW_VFSTAB_FILE ]] && log_must rm -f $NEW_VFSTAB_FILE 53 [[ -f $PREV_VFSTAB_FILE ]] && \ 54 log_must mv $PREV_VFSTAB_FILE $VFSTAB_FILE 55 [[ -f $PREV_VFSTAB_FILE ]] && rm -f $PREV_VFSTAB_FILE 56 57 log_must swapadd $VFSTAB_FILE 58 59 if is_swap_inuse $voldev ; then 60 log_must swap -d $voldev 61 fi 62 63} 64 65log_assert "Verify that a zvol device can be used as a swap device" \ 66 "through /etc/vfstab configuration." 67 68log_onexit cleanup 69 70voldev=${ZVOL_DEVDIR}/$TESTPOOL/$TESTVOL 71VFSTAB_FILE=/etc/vfstab 72NEW_VFSTAB_FILE=$TEST_BASE_DIR/zvol_vfstab.$$ 73PREV_VFSTAB_FILE=$TEST_BASE_DIR/zvol_vfstab.PREV.$$ 74 75[[ -f $NEW_VFSTAB_FILE ]] && cp /dev/null $NEW_VFSTAB_FILE 76 77awk '$4 != "swap" {print $1}' /etc/vfstab > $NEW_VFSTAB_FILE 78echo "$voldev\t-\t-\tswap\t-\tno\t-" >> $NEW_VFSTAB_FILE 79 80# Copy off the original vfstab, and run swapadd on the newly constructed one. 81log_must cp $VFSTAB_FILE $PREV_VFSTAB_FILE 82log_must cp $NEW_VFSTAB_FILE $VFSTAB_FILE 83log_must swapadd $VFSTAB_FILE 84 85log_must file_write -o create -f $TESTDIR/$TESTFILE \ 86 -b $BLOCKSZ -c $NUM_WRITES -d $DATA 87 88[[ ! -f $TESTDIR/$TESTFILE ]] && 89 log_fail "Unable to create file under $TESTDIR" 90 91filesize=`ls -l $TESTDIR/$TESTFILE | awk '{print $5}'` 92tf_size=$((BLOCKSZ * NUM_WRITES)) 93(($tf_size != $filesize)) && \ 94 log_fail "testfile is ($filesize bytes), expected ($tf_size bytes)" 95 96log_pass "Successfully added a zvol to swap area through /etc/vfstab." 97