1# 2# This file and its contents are supplied under the terms of the 3# Common Development and Distribution License ("CDDL"), version 1.0. 4# You may only use this file in accordance with the terms of version 5# 1.0 of the CDDL. 6# 7# A full copy of the text of the CDDL should have accompanied this 8# source. A copy of the CDDL is also available via the Internet at 9# http://www.illumos.org/license/CDDL. 10# 11 12# 13# Copyright (c) 2012, 2016 by Delphix. All rights reserved. 14# 15 16typeset -a compress_prop_vals=('on' 'off' 'lzjb' 'gzip' 'gzip-1' 'gzip-2' 17 'gzip-3' 'gzip-4' 'gzip-5' 'gzip-6' 'gzip-7' 'gzip-8' 'gzip-9' 'zle' 'lz4') 18typeset -a checksum_prop_vals=('on' 'off' 'fletcher2' 'fletcher4' 'sha256' 19 'noparity' 'sha512' 'skein' 'edonr') 20typeset -a recsize_prop_vals=('512' '1024' '2048' '4096' '8192' '16384' 21 '32768' '65536' '131072' '262144' '524288' '1048576') 22typeset -a aclinherit_prop_vals=('discard' 'noallow' 'restricted' 'passthrough' 23 'passthrough-x') 24typeset -a aclmode_prop_vals=('discard' 'groupmask' 'passthrough' 'restricted') 25typeset -a canmount_prop_vals=('on' 'off' 'noauto') 26typeset -a copies_prop_vals=('1' '2' '3') 27typeset -a logbias_prop_vals=('latency' 'throughput') 28typeset -a primarycache_prop_vals=('all' 'none' 'metadata') 29typeset -a redundant_metadata_prop_vals=('all' 'most') 30typeset -a secondarycache_prop_vals=('all' 'none' 'metadata') 31typeset -a snapdir_prop_vals=('hidden' 'visible') 32typeset -a sync_prop_vals=('standard' 'always' 'disabled') 33 34typeset -a fs_props=('compress' 'checksum' 'recsize' 'aclinherit' 'aclmode' 35 'canmount' 'copies' 'logbias' 'primarycache' 'redundant_metadata' 36 'secondarycache' 'snapdir' 'sync') 37typeset -a vol_props=('compress' 'checksum' 'copies' 'logbias' 'primarycache' 38 'secondarycache' 'redundant_metadata' 'sync') 39 40# 41# Given the property array passed in, return 'num_props' elements to the 42# user, excluding any elements below 'start.' This allows us to exclude 43# 'off' and 'on' which can be either unwanted, or a duplicate of another 44# property respectively. 45# 46function get_rand_prop 47{ 48 typeset prop_array=($(eval echo \${$1[@]})) 49 typeset -i num_props=$2 50 typeset -i start=$3 51 typeset retstr="" 52 53 [[ -z $prop_array || -z $num_props || -z $start ]] && \ 54 log_fail "get_rand_prop: bad arguments" 55 56 typeset prop_max=$((${#prop_array[@]} - 1)) 57 typeset -i i 58 for i in $(shuf -i $start-$prop_max -n $num_props); do 59 retstr="${prop_array[$i]} $retstr" 60 done 61 echo $retstr 62} 63 64function get_rand_compress 65{ 66 get_rand_prop compress_prop_vals $1 2 67} 68 69function get_rand_compress_any 70{ 71 get_rand_prop compress_prop_vals $1 0 72} 73 74function get_rand_checksum 75{ 76 get_rand_prop checksum_prop_vals $1 2 77} 78 79function get_rand_checksum_any 80{ 81 get_rand_prop checksum_prop_vals $1 0 82} 83 84function get_rand_recsize 85{ 86 get_rand_prop recsize_prop_vals $1 0 87} 88 89function get_rand_large_recsize 90{ 91 get_rand_prop recsize_prop_vals $1 9 92} 93 94# 95# Functions to toggle on/off properties 96# 97typeset -a binary_props=('atime' 'devices' 'exec' 'nbmand' 'readonly' 'setuid' 98 'xattr' 'zoned') 99 100function toggle_prop 101{ 102 typeset ds=$1 103 typeset prop=$2 104 105 datasetexists $ds || log_fail "$ds does not exist" 106 typeset val=$(get_prop $prop $ds) 107 typeset newval='off' 108 109 [[ $val = $newval ]] && newval='on' 110 log_must zfs set $prop=$newval $ds 111} 112 113function toggle_binary_props 114{ 115 typeset ds=$1 116 typeset prop 117 118 for prop in "${binary_props[@]}"; do 119 toggle_prop $ds $prop 120 done 121} 122 123function randomize_ds_props 124{ 125 typeset ds=$1 126 typeset prop proplist val 127 128 datasetexists $ds || log_fail "$ds does not exist" 129 if ds_is_volume $ds; then 130 toggle_prop $ds readonly 131 proplist="${vol_props[@]}" 132 elif ds_is_filesystem $ds; then 133 toggle_binary_props $ds 134 proplist="${fs_props[@]}" 135 else 136 log_fail "$ds is neither a volume nor a file system" 137 fi 138 139 for prop in $proplist; do 140 typeset val=$(get_rand_prop "${prop}_prop_vals" 1 0) 141 log_must zfs set $prop=$val $ds 142 done 143} 144