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. $STF_SUITE/include/libtest.kshlib 28 29################################################################################# 30# 31# __stc_assertion_start 32# 33# ID: zfs_snapshot_005_neg 34# 35# DESCRIPTION: 36# Long name filesystem with snapshot should not break ZFS. 37# 38# STRATEGY: 39# 1. Create filesystem and snapshot. 40# 2. When the snapshot length is 256, rename the filesystem. 41# 3. Verify it does not break ZFS 42# 43# TESTABILITY: explicit 44# 45# TEST_AUTOMATION_LEVEL: automated 46# 47# CODING_STATUS: COMPLETED (2007-08-09) 48# 49# __stc_assertion_end 50# 51################################################################################ 52 53verify_runnable "both" 54 55log_assert "Verify long name filesystem with snapshot should not break ZFS." 56 57initfs=$TESTPOOL/$TESTFS/$TESTFS 58basefs=$initfs 59typeset -i ret=0 len snaplen 60while ((ret == 0)); do 61 $ZFS create $basefs 62 $ZFS snapshot $basefs@snap1 63 ret=$? 64 65 if ((ret != 0)); then 66 len=$($ECHO $basefs | $WC -c) 67 log_note "The deeply-nested filesystem len: $len" 68 69 # 70 # Make sure there are at lease 2 characters left 71 # for snapshot name space, otherwise snapshot name 72 # is incorrect 73 # 74 if ((len >= 255)); then 75 if datasetexists $basefs; then 76 log_must $ZFS destroy -r $basefs 77 fi 78 basefs=${basefs%/*} 79 len=$($ECHO $basefs| $WC -c) 80 fi 81 break 82 fi 83 84 basefs=$basefs/$TESTFS 85done 86 87# Make snapshot name length match the longest one 88((snaplen = 256 - len - 1)) # 1: @ 89snap=$(gen_dataset_name $snaplen "s") 90log_must $ZFS snapshot $basefs@$snap 91 92log_mustnot $ZFS rename $basefs ${basefs}a 93log_mustnot $ZFS rename $basefs ${basefs}-new 94log_mustnot $ZFS rename $initfs ${initfs}-new 95log_mustnot $ZFS rename $TESTPOOL/$TESTFS $TESTPOOL/$TESTFS-new 96 97log_pass "Verify long name filesystem with snapshot should not break ZFS." 98