| # |
| # This file and its contents are supplied under the terms of the |
| # Common Development and Distribution License ("CDDL"), version 1.0. |
| # You may only use this file in accordance with the terms of version |
| # 1.0 of the CDDL. |
| # |
| # A full copy of the text of the CDDL should have accompanied this |
| # source. A copy of the CDDL is also available via the Internet at |
| # http://www.illumos.org/license/CDDL. |
| # |
| |
| # |
| # Copyright (c) 2012, 2016 by Delphix. All rights reserved. |
| # |
| |
| typeset -a compress_prop_vals=('on' 'off' 'lzjb' 'gzip' 'gzip-1' 'gzip-2' |
| 'gzip-3' 'gzip-4' 'gzip-5' 'gzip-6' 'gzip-7' 'gzip-8' 'gzip-9' 'zle' 'lz4') |
| typeset -a checksum_prop_vals=('on' 'off' 'fletcher2' 'fletcher4' 'sha256' |
| 'noparity' 'sha512' 'skein' 'edonr') |
| typeset -a recsize_prop_vals=('512' '1024' '2048' '4096' '8192' '16384' |
| '32768' '65536' '131072' '262144' '524288' '1048576') |
| typeset -a canmount_prop_vals=('on' 'off' 'noauto') |
| typeset -a copies_prop_vals=('1' '2' '3') |
| typeset -a logbias_prop_vals=('latency' 'throughput') |
| typeset -a primarycache_prop_vals=('all' 'none' 'metadata') |
| typeset -a redundant_metadata_prop_vals=('all' 'most') |
| typeset -a secondarycache_prop_vals=('all' 'none' 'metadata') |
| typeset -a snapdir_prop_vals=('hidden' 'visible') |
| typeset -a sync_prop_vals=('standard' 'always' 'disabled') |
| |
| typeset -a fs_props=('compress' 'checksum' 'recsize' |
| 'canmount' 'copies' 'logbias' 'primarycache' 'redundant_metadata' |
| 'secondarycache' 'snapdir' 'sync') |
| typeset -a vol_props=('compress' 'checksum' 'copies' 'logbias' 'primarycache' |
| 'secondarycache' 'redundant_metadata' 'sync') |
| |
| # |
| # Given the property array passed in, return 'num_props' elements to the |
| # user, excluding any elements below 'start.' This allows us to exclude |
| # 'off' and 'on' which can be either unwanted, or a duplicate of another |
| # property respectively. |
| # |
| function get_rand_prop |
| { |
| typeset prop_array=($(eval echo \${$1[@]})) |
| typeset -i num_props=$2 |
| typeset -i start=$3 |
| typeset retstr="" |
| |
| [[ -z $prop_array || -z $num_props || -z $start ]] && \ |
| log_fail "get_rand_prop: bad arguments" |
| |
| typeset prop_max=$((${#prop_array[@]} - 1)) |
| typeset -i i |
| for i in $(shuf -i $start-$prop_max -n $num_props); do |
| retstr="${prop_array[$i]} $retstr" |
| done |
| echo $retstr |
| } |
| |
| function get_rand_compress |
| { |
| get_rand_prop compress_prop_vals $1 2 |
| } |
| |
| function get_rand_compress_any |
| { |
| get_rand_prop compress_prop_vals $1 0 |
| } |
| |
| function get_rand_checksum |
| { |
| get_rand_prop checksum_prop_vals $1 2 |
| } |
| |
| function get_rand_checksum_any |
| { |
| get_rand_prop checksum_prop_vals $1 0 |
| } |
| |
| function get_rand_recsize |
| { |
| get_rand_prop recsize_prop_vals $1 0 |
| } |
| |
| function get_rand_large_recsize |
| { |
| get_rand_prop recsize_prop_vals $1 9 |
| } |
| |
| # |
| # Functions to toggle on/off properties |
| # |
| typeset -a binary_props=('atime' 'devices' 'exec' 'readonly' 'setuid' 'xattr' |
| 'zoned') |
| |
| if is_linux; then |
| # Only older kernels support non-blocking mandatory locks |
| if [[ $(linux_version) -lt $(linux_version "4.4") ]]; then |
| binary_props+=('nbmand') |
| fi |
| else |
| binary_props+=('nbmand') |
| fi |
| |
| function toggle_prop |
| { |
| typeset ds=$1 |
| typeset prop=$2 |
| |
| datasetexists $ds || log_fail "$ds does not exist" |
| typeset val=$(get_prop $prop $ds) |
| typeset newval='off' |
| |
| [[ $val = $newval ]] && newval='on' |
| log_must zfs set $prop=$newval $ds |
| } |
| |
| function toggle_binary_props |
| { |
| typeset ds=$1 |
| typeset prop |
| |
| for prop in "${binary_props[@]}"; do |
| toggle_prop $ds $prop |
| done |
| } |
| |
| function randomize_ds_props |
| { |
| typeset ds=$1 |
| typeset prop proplist val |
| |
| datasetexists $ds || log_fail "$ds does not exist" |
| if ds_is_volume $ds; then |
| toggle_prop $ds readonly |
| proplist="${vol_props[@]}" |
| elif ds_is_filesystem $ds; then |
| toggle_binary_props $ds |
| proplist="${fs_props[@]}" |
| else |
| log_fail "$ds is neither a volume nor a file system" |
| fi |
| |
| for prop in $proplist; do |
| typeset val=$(get_rand_prop "${prop}_prop_vals" 1 0) |
| log_must zfs set $prop=$val $ds |
| done |
| } |