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. $STF_SUITE/tests/zvol/zvol_common.kshlib 29 30############################################################################### 31# 32# __stc_assertion_start 33# 34# ID: zvol_misc_008_pos 35# 36# DESCRIPTION: 37# Verify that device nodes are modified appropriately during zfs command 38# operations on volumes. 39# 40# STRATEGY: 41# For a certain number of iterations, with root setup for each test set: 42# - Recursively snapshot the root. 43# - Clone the volume to another name in the root. 44# - Promote the clone. 45# - Demote the original clone. 46# - Snapshot & clone the clone. 47# - Rename the root. 48# - Destroy the renamed root. 49# 50# At each stage, the device nodes are checked to match the expectations. 51# 52# TESTABILITY: explicit 53# 54# TEST_AUTOMATION_LEVEL: automated 55# 56# CODING_STATUS: COMPLETED (2008-03-04) 57# 58# __stc_assertion_end 59# 60################################################################################ 61 62verify_runnable "global" 63 64log_assert "Verify that ZFS volume device nodes are handled properly (part 2)." 65 66ROOTPREFIX=$TESTPOOL/008 67DIRS="dir0 dir1" 68VOLS="vol0 dir0/dvol0 dir1/dvol1" 69 70typeset -i NUM_ITERATIONS=10 71 72function onexit_callback 73{ 74 log_must $ZFS list -t all 75 log_note "Char devices in /dev/zvol:" 76 find /dev/zvol -type c 77} 78log_onexit onexit_callback 79 80function root_setup 81{ 82 rootds=$1 83 84 log_must $ZFS create $rootds 85 for dir in $DIRS; do 86 log_must $ZFS create $rootds/$dir 87 done 88 for vol in $VOLS; do 89 log_must $ZFS create -V 100M $rootds/$vol 90 log_must test -c /dev/zvol/$rootds/$vol 91 done 92} 93 94function test_exists 95{ 96 for zvolds in $*; do 97 log_must test -c /dev/zvol/${zvolds} 98 done 99} 100 101function test_notexists 102{ 103 for zvolds in $*; do 104 log_mustnot test -e /dev/zvol/${zvolds} 105 done 106} 107 108typeset -i i=0 109while (( i != NUM_ITERATIONS )); do 110 root=${ROOTPREFIX}_iter${i} 111 # Test set 2: Recursive snapshot, cloning/promoting, and root-rename 112 root_setup $root 113 log_must $ZFS snapshot -r $root@snap 114 log_must $ZFS clone $root/vol0@snap $root/vol1 115 test_exists $root/vol1 116 test_notexists $root/vol1@snap 117 118 log_must $ZFS promote $root/vol1 119 test_exists $root/vol0 $root/vol1 $root/vol1@snap 120 test_notexists $root/vol0@snap 121 122 # Re-promote the original volume. 123 log_must $ZFS promote $root/vol0 124 test_exists $root/vol0 $root/vol1 $root/vol0@snap 125 test_notexists $root/vol1@snap 126 127 # Clone a clone's snapshot. 128 log_must $ZFS snapshot $root/vol1@newsnap 129 log_must $ZFS clone $root/vol1@newsnap $root/vol2 130 test_exists $root/vol2 131 test_notexists $root/vol2@snap 132 133 # Now promote *that* clone. 134 log_must $ZFS promote $root/vol2 135 test_exists $root/vol0 $root/vol0@snap \ 136 $root/vol1 $root/vol2 $root/vol2@newsnap 137 test_notexists $root/vol1@snap $root/vol1@newsnap 138 139 renamed=${root}_renamed 140 log_must $ZFS rename $root $renamed 141 # Ensure that the root rename applies to clones and promoted clones. 142 test_exists $renamed/vol1 $renamed/vol2 $renamed/vol2@newsnap 143 test_notexists $root/vol1 $renamed/vol1@snap $renamed/vol1@newsnap 144 for vol in $VOLS; do 145 test_notexists $root/$vol $root/$vol@snap 146 test_exists $renamed/$vol $renamed/$vol@snap 147 done 148 149 log_must $ZFS destroy -r $renamed 150 test_notexists $renamed/vol0 $renamed/vol1 $renamed/vol2 151 152 (( i += 1 )) 153done 154log_pass "ZFS volume device nodes are handled properly (part 2)." 155