xref: /titanic_51/usr/src/test/zfs-tests/include/properties.shlib (revision d583b39bfb4e2571d3e41097c5c357ffe353ad45)
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 by Delphix. All rights reserved.
14#
15
16typeset -a compress_props=('on' 'off' 'lzjb' 'gzip' 'gzip-1' 'gzip-2' 'gzip-3'
17    'gzip-4' 'gzip-5' 'gzip-6' 'gzip-7' 'gzip-8' 'gzip-9' 'zle')
18
19typeset -a checksum_props=('on' 'off' 'fletcher2' 'fletcher4' 'sha256')
20
21#
22# Given the property array passed in, return 'num_props' elements to the
23# user, excluding any elements below 'start.' This allows us to exclude
24# 'off' and 'on' which can be either unwanted, or a duplicate of another
25# property respectively.
26#
27function get_rand_prop
28{
29	typeset prop_array=($(eval echo \${$1[@]}))
30	typeset -i num_props=$2
31	typeset -i start=$3
32	typeset retstr=""
33
34	[[ -z $prop_array || -z $num_props || -z $start ]] && \
35	    log_fail "get_rand_prop: bad arguments"
36
37	typeset prop_max=$((${#prop_array[@]} - 1))
38	typeset -i i
39	for i in $($SHUF -i $start-$prop_max -n $num_props); do
40		retstr="${prop_array[$i]} $retstr"
41	done
42	echo $retstr
43}
44
45function get_rand_compress
46{
47	get_rand_prop compress_props $1 2
48}
49
50function get_rand_compress_any
51{
52	get_rand_prop compress_props $1 0
53}
54
55function get_rand_checksum
56{
57	get_rand_prop checksum_props $1 2
58}
59
60function get_rand_checksum_any
61{
62	get_rand_prop checksum_props $1 0
63}
64