1# 2# CDDL HEADER START 3# 4# The contents of this file are subject to the terms of the 5# Common Development and Distribution License (the "License"). 6# You may not use this file except in compliance with the License. 7# 8# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9# or https://opensource.org/licenses/CDDL-1.0. 10# See the License for the specific language governing permissions 11# and limitations under the License. 12# 13# When distributing Covered Code, include this CDDL HEADER in each 14# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15# If applicable, add the following below this CDDL HEADER, with the 16# fields enclosed by brackets "[]" replaced with your own identifying 17# information: Portions Copyright [yyyy] [name of copyright owner] 18# 19# CDDL HEADER END 20# 21 22# 23# Copyright 2009 Sun Microsystems, Inc. All rights reserved. 24# Use is subject to license terms. 25# 26 27# 28# Copyright (c) 2013, 2016 by Delphix. All rights reserved. 29# 30 31# 32# Simple function to get the source of the specified property. 33# If unable to get the property then exits. 34# 35function get_prop_src # property dataset 36{ 37 typeset prop=$1 38 typeset dataset=$2 39 40 zfs get -H -o source $prop $dataset || 41 log_fail "Unable to determine the source of $prop" \ 42 "property for dataset $dataset" 43} 44 45# 46# Function to check the 'source' of a property. The source can 47# either be "default", "local", or "inherited from <parent dataset>". 48# 49# The 'expected src' argument must be either "default", "local", or 50# a dataset name. 51# 52# Returns 0 on success, 1 on failure. 53# 54function verify_prop_src # child_dataset property expected_src 55{ 56 typeset target=$1 57 typeset prop=$2 58 typeset expected=$3 59 60 prop_src=$(get_prop_src $prop $target) 61 62 # 63 # Rather than just checking if $prop_src == $expected 64 # we first determine what value $expected should have. 65 # This allows us to catch the case where a property 66 # has a source of "local" but we expected it to be 67 # "default" 68 # 69 if [[ $expected == "default" ]]; then 70 if [[ $prop_src != $expected ]]; then 71 log_note "Property $prop of $target has source"\ 72 " $prop_src rather than $expected" 73 return 1 74 fi 75 elif [[ $expected == "local" ]]; then 76 if [[ $prop_src != $expected ]]; then 77 log_note "Property $prop of $target has source"\ 78 " $prop_src rather than $expected" 79 return 1 80 fi 81 elif [[ $prop_src != "inherited from $expected" ]]; then 82 log_note "Property $prop of $expected has source $prop_src"\ 83 " rather than 'inherited from $expected'" 84 return 1 85 fi 86 87 return 0 88} 89 90# 91# Simple function to set a property to a 92# specified value and verify it has changed 93# correctly. 94# 95function set_n_verify_prop #property value dataset 96{ 97 typeset prop=$1 98 typeset prop_val=$2 99 typeset dataset=$3 100 101 zfs set $prop=$prop_val $dataset 102 check_val=$(get_prop $prop $dataset) 103 104 if [[ $check_val != $prop_val ]]; then 105 log_fail "Property $prop of $dataset has value $check_val"\ 106 " rather than $prop_val" 107 fi 108} 109