1f38cb554SJohn Wren Kennedy#!/bin/ksh -p 2f38cb554SJohn Wren Kennedy# 3f38cb554SJohn Wren Kennedy# CDDL HEADER START 4f38cb554SJohn Wren Kennedy# 5f38cb554SJohn Wren Kennedy# The contents of this file are subject to the terms of the 6f38cb554SJohn Wren Kennedy# Common Development and Distribution License (the "License"). 7f38cb554SJohn Wren Kennedy# You may not use this file except in compliance with the License. 8f38cb554SJohn Wren Kennedy# 9f38cb554SJohn Wren Kennedy# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10f38cb554SJohn Wren Kennedy# or http://www.opensolaris.org/os/licensing. 11f38cb554SJohn Wren Kennedy# See the License for the specific language governing permissions 12f38cb554SJohn Wren Kennedy# and limitations under the License. 13f38cb554SJohn Wren Kennedy# 14f38cb554SJohn Wren Kennedy# When distributing Covered Code, include this CDDL HEADER in each 15f38cb554SJohn Wren Kennedy# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16f38cb554SJohn Wren Kennedy# If applicable, add the following below this CDDL HEADER, with the 17f38cb554SJohn Wren Kennedy# fields enclosed by brackets "[]" replaced with your own identifying 18f38cb554SJohn Wren Kennedy# information: Portions Copyright [yyyy] [name of copyright owner] 19f38cb554SJohn Wren Kennedy# 20f38cb554SJohn Wren Kennedy# CDDL HEADER END 21f38cb554SJohn Wren Kennedy# 22f38cb554SJohn Wren Kennedy 23f38cb554SJohn Wren Kennedy# 24f38cb554SJohn Wren Kennedy# Copyright 2009 Sun Microsystems, Inc. All rights reserved. 25f38cb554SJohn Wren Kennedy# Use is subject to license terms. 26f38cb554SJohn Wren Kennedy# 27f38cb554SJohn Wren Kennedy 28f38cb554SJohn Wren Kennedy# 29*1d32ba66SJohn Wren Kennedy# Copyright (c) 2013, 2016 by Delphix. All rights reserved. 30f38cb554SJohn Wren Kennedy# 31f38cb554SJohn Wren Kennedy 32f38cb554SJohn Wren Kennedy. $STF_SUITE/include/libtest.shlib 33f38cb554SJohn Wren Kennedy. $STF_SUITE/tests/functional/refreserv/refreserv.cfg 34f38cb554SJohn Wren Kennedy 35f38cb554SJohn Wren Kennedy# 36f38cb554SJohn Wren Kennedy# DESCRIPTION: 37f38cb554SJohn Wren Kennedy# Setting full size as refreservation, verify no snapshot can be created. 38f38cb554SJohn Wren Kennedy# 39f38cb554SJohn Wren Kennedy# STRATEGY: 40f38cb554SJohn Wren Kennedy# 1. Setting full size as refreservation on pool 41f38cb554SJohn Wren Kennedy# 2. Verify no snapshot can be created on this pool 42f38cb554SJohn Wren Kennedy# 3. Setting full size as refreservation on filesystem 43f38cb554SJohn Wren Kennedy# 4. Verify no snapshot can be created on it and its subfs 44f38cb554SJohn Wren Kennedy# 45f38cb554SJohn Wren Kennedy 46f38cb554SJohn Wren Kennedyverify_runnable "both" 47f38cb554SJohn Wren Kennedy 48f38cb554SJohn Wren Kennedyfunction cleanup 49f38cb554SJohn Wren Kennedy{ 50f38cb554SJohn Wren Kennedy if is_global_zone ; then 51*1d32ba66SJohn Wren Kennedy log_must zfs set refreservation=none $TESTPOOL 52f38cb554SJohn Wren Kennedy 53f38cb554SJohn Wren Kennedy if datasetexists $TESTPOOL@snap ; then 54*1d32ba66SJohn Wren Kennedy log_must zfs destroy -f $TESTPOOL@snap 55f38cb554SJohn Wren Kennedy fi 56f38cb554SJohn Wren Kennedy fi 57*1d32ba66SJohn Wren Kennedy log_must zfs destroy -rf $TESTPOOL/$TESTFS 58*1d32ba66SJohn Wren Kennedy log_must zfs create $TESTPOOL/$TESTFS 59*1d32ba66SJohn Wren Kennedy log_must zfs set mountpoint=$TESTDIR $TESTPOOL/$TESTFS 60f38cb554SJohn Wren Kennedy} 61f38cb554SJohn Wren Kennedy 62f38cb554SJohn Wren Kennedy# This function iteratively increases refreserv to its highest possible 63f38cb554SJohn Wren Kennedy# value. Simply setting refreserv == quota can allow enough writes to 64f38cb554SJohn Wren Kennedy# complete that the test fails. 65f38cb554SJohn Wren Kennedyfunction max_refreserv 66f38cb554SJohn Wren Kennedy{ 67f38cb554SJohn Wren Kennedy typeset ds=$1 68f38cb554SJohn Wren Kennedy typeset -i incsize=131072 69f38cb554SJohn Wren Kennedy typeset -i rr=$(get_prop available $ds) 70f38cb554SJohn Wren Kennedy 71*1d32ba66SJohn Wren Kennedy log_must zfs set refreserv=$rr $ds 72f38cb554SJohn Wren Kennedy while :; do 73*1d32ba66SJohn Wren Kennedy zfs set refreserv=$((rr + incsize)) $ds >/dev/null 2>&1 74f38cb554SJohn Wren Kennedy if [[ $? == 0 ]]; then 75f38cb554SJohn Wren Kennedy ((rr += incsize)) 76f38cb554SJohn Wren Kennedy continue 77f38cb554SJohn Wren Kennedy else 78f38cb554SJohn Wren Kennedy ((incsize /= 2)) 79f38cb554SJohn Wren Kennedy ((incsize == 0)) && break 80f38cb554SJohn Wren Kennedy fi 81f38cb554SJohn Wren Kennedy done 82f38cb554SJohn Wren Kennedy} 83f38cb554SJohn Wren Kennedy 84f38cb554SJohn Wren Kennedy 85f38cb554SJohn Wren Kennedylog_assert "Setting full size as refreservation, verify no snapshot " \ 86f38cb554SJohn Wren Kennedy "can be created." 87f38cb554SJohn Wren Kennedylog_onexit cleanup 88f38cb554SJohn Wren Kennedy 89*1d32ba66SJohn Wren Kennedylog_must zfs create $TESTPOOL/$TESTFS/subfs 90f38cb554SJohn Wren Kennedy 91f38cb554SJohn Wren Kennedytypeset datasets 92f38cb554SJohn Wren Kennedyif is_global_zone; then 93f38cb554SJohn Wren Kennedy datasets="$TESTPOOL $TESTPOOL/$TESTFS $TESTPOOL/$TESTFS/subfs" 94f38cb554SJohn Wren Kennedyelse 95f38cb554SJohn Wren Kennedy datasets="$TESTPOOL/$TESTFS $TESTPOOL/$TESTFS/subfs" 96f38cb554SJohn Wren Kennedyfi 97f38cb554SJohn Wren Kennedy 98f38cb554SJohn Wren Kennedyfor ds in $datasets; do 99f38cb554SJohn Wren Kennedy # 100f38cb554SJohn Wren Kennedy # Verify refreservation on dataset 101f38cb554SJohn Wren Kennedy # 102*1d32ba66SJohn Wren Kennedy log_must zfs set quota=25M $ds 103f38cb554SJohn Wren Kennedy max_refreserv $ds 104*1d32ba66SJohn Wren Kennedy log_mustnot zfs snapshot $ds@snap 105f38cb554SJohn Wren Kennedy if datasetexists $ds@snap ; then 106f38cb554SJohn Wren Kennedy log_fail "ERROR: $ds@snap should not exists." 107f38cb554SJohn Wren Kennedy fi 108f38cb554SJohn Wren Kennedy 109*1d32ba66SJohn Wren Kennedy log_must zfs set quota=none $ds 110*1d32ba66SJohn Wren Kennedy log_must zfs set refreservation=none $ds 111f38cb554SJohn Wren Kennedydone 112f38cb554SJohn Wren Kennedy 113f38cb554SJohn Wren Kennedylog_pass "Setting full size as refreservation, verify no snapshot " \ 114f38cb554SJohn Wren Kennedy "can be created." 115