1#! /usr/local/bin/ksh93 -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. $STF_SUITE/include/libtest.kshlib 28. $STF_SUITE/tests/zvol/zvol_common.kshlib 29 30################################################################## 31# 32# __stc_assertion_start 33# 34# ID: zvol_swap_003_pos 35# 36# DESCRIPTION: 37# Verify that a zvol device can be used as a swap device 38# through /etc/vfstab configuration. 39# 40# STRATEGY: 41# 1. Create a pool 42# 2. Create a zvol volume 43# 3. Save current swaps info and delete current swaps 44# 4. Modify /etc/vfstab to add entry for zvol as swap device 45# 5. Use /sbin/swapadd to zvol as swap device throuth /etc/vfstab 46# 6. Create a file under $TMPDIR 47# 7. Verify the file 48# 49# TESTABILITY: explicit 50# 51# TEST_AUTOMATION_LEVEL: automated 52# 53# CODING_STATUS: COMPLETED (2005-07-04) 54# 55# __stc_assertion_end 56# 57################################################################################ 58 59verify_runnable "global" 60 61function cleanup 62{ 63 if [[ -f $TMPDIR/$TESTFILE ]]; then 64 log_must $RM -rf $TMPDIR/$TESTFILE 65 fi 66 67 if [[ -f $TMP_VFSTAB_FILE ]]; then 68 log_must $RM -rf $TMP_VFSTAB_FILE 69 fi 70 71 if [[ -f $NEW_VFSTAB_FILE ]]; then 72 log_must $RM -f $NEW_VFSTAB_FILE 73 fi 74 75 if [[ -f $PREV_VFSTAB_FILE ]]; then 76 log_must $MV $PREV_VFSTAB_FILE $VFSTAB_FILE 77 fi 78 79 log_must $SWAPADD $VFSTAB_FILE 80 81 if is_swap_inuse $voldev ; then 82 log_must $SWAP -d $voldev 83 fi 84 85} 86 87 88log_assert "Verify that a zvol device can be used as a swap device"\ 89 "through /etc/vfstab configuration." 90 91log_onexit cleanup 92 93test_requires SWAPADD 94 95voldev=/dev/zvol/$TESTPOOL/$TESTVOL 96VFSTAB_FILE=/etc/vfstab 97NEW_VFSTAB_FILE=$TMPDIR/zvol_vfstab.${TESTCASE_ID} 98PREV_VFSTAB_FILE=$TMPDIR/zvol_vfstab.PREV.${TESTCASE_ID} 99TMP_VFSTAB_FILE=$TMPDIR/zvol_vfstab.tmp.${TESTCASE_ID} 100 101if [[ -f $NEW_VFSTAB_FILE ]]; then 102 $RM -f $NEW_VFSTAB_FILE 103fi 104$TOUCH $NEW_VFSTAB_FILE 105$CHMOD 777 $NEW_VFSTAB_FILE 106 107# 108# Go through each line of /etc/vfstab and 109# exclude the comment line and formulate 110# a new file with an entry of zvol device 111# swap device. 112# 113 114$GREP -v "^#" $VFSTAB_FILE > $TMP_VFSTAB_FILE 115 116typeset -i fndswapline=0 117while read -r i 118do 119 line=`$ECHO "$i" | $AWK '{print $4}'` 120 if [[ $line == "swap" ]]; then 121 if [[ $fndswapline -eq 0 ]]; then 122 $ECHO "$voldev"\ 123 "\t-\t-\tswap\t-"\ 124 "\tno\t-" \ 125 >> $NEW_VFSTAB_FILE 126 fndswapline=1 127 $ECHO "Add an entry of zvol device as"\ 128 "swap device in $VFSTAB_FILE." 129 fi 130 else 131 $ECHO "$i" >> $NEW_VFSTAB_FILE 132 fi 133 134done < $TMP_VFSTAB_FILE 135 136if [[ $fndswapline -eq 1 ]]; then 137 log_must $CP $VFSTAB_FILE $PREV_VFSTAB_FILE 138 log_must $CP $NEW_VFSTAB_FILE $VFSTAB_FILE 139else 140 log_fail "The system has no swap device configuration in /etc/vfstab" 141fi 142 143log_note "Add zvol volume as swap space" 144log_must $SWAPADD $VFSTAB_FILE 145 146log_note "Create a file under $TMPDIR" 147log_must $FILE_WRITE -o create -f $TMPDIR/$TESTFILE \ 148 -b $BLOCKSZ -c $NUM_WRITES -d $DATA 149 150[[ ! -f $TMPDIR/$TESTFILE ]] && 151 log_fail "Unable to create file under $TMPDIR" 152 153filesize=`$LS -l $TMPDIR/$TESTFILE | $AWK '{print $5}'` 154tf_size=$(( BLOCKSZ * NUM_WRITES )) 155(( $tf_size != $filesize )) && \ 156 log_fail "testfile is ($filesize bytes), expected ($tf_size bytes)" 157 158log_pass "Successfully added a zvol to swap area through /etc/vfstab." 159