1#!/bin/ksh -p 2# 3# This file and its contents are supplied under the terms of the 4# Common Development and Distribution License ("CDDL"), version 1.0. 5# You may only use this file in accordance with the terms of version 6# 1.0 of the CDDL. 7# 8# A full copy of the text of the CDDL should have accompanied this 9# source. A copy of the CDDL is also available via the Internet at 10# http://www.illumos.org/license/CDDL. 11# 12 13# 14# Copyright 2018, loli10K <ezomori.nozomu@gmail.com>. All rights reserved. 15# 16 17. $STF_SUITE/include/libtest.shlib 18 19# 20# DESCRIPTION: 21# ZFS 'snapshot_count' property is handled correctly by various actions 22# 23# STRATEGY: 24# 1. Verify 'zfs snapshot' increments 'snapshot_count' value 25# 2. Verify 'zfs destroy' decrements the value 26# 3. Verify 'zfs rename' updates counts across different hierarchies 27# 4. Verify 'zfs promote' updates counts across different hierarchies 28# 5. Verify 'zfs receive' correct behaviour 29# 30 31verify_runnable "both" 32 33function setup 34{ 35 log_must zfs create "$DATASET_TEST" 36 log_must zfs create "$DATASET_UTIL" 37 # Set snapshot_limit just to activate the snapshot_count property 38 log_must zfs set snapshot_limit=100 "$DATASET_TEST" 39} 40 41function cleanup 42{ 43 destroy_dataset "$DATASET_TEST" "-Rf" 44 destroy_dataset "$DATASET_UTIL" "-Rf" 45 rm -f $ZSTREAM 46} 47 48log_assert "Verify 'snapshot_count' is handled correctly by various actions" 49log_onexit cleanup 50 51DATASET_TEST="$TESTPOOL/$TESTFS/snapshot_count_test" 52DATASET_UTIL="$TESTPOOL/$TESTFS/snapshot_count_util" 53ZSTREAM="$TEST_BASE_DIR/snapshot_count.$$" 54 55# 1. Verify 'zfs snapshot' increments 'snapshot_count' value 56setup 57log_must test "$(get_prop 'snapshot_count' "$DATASET_TEST")" == "0" 58log_must zfs snapshot "$DATASET_TEST@snap" 59log_must test "$(get_prop 'snapshot_count' "$DATASET_TEST")" == "1" 60cleanup 61 62# 2. Verify 'zfs destroy' decrements the value 63setup 64log_must zfs snapshot "$DATASET_TEST@snap" 65log_must zfs destroy "$DATASET_TEST@snap" 66log_must test "$(get_prop 'snapshot_count' "$DATASET_TEST")" == "0" 67cleanup 68 69# 3. Verify 'zfs rename' updates counts across different hierarchies 70setup 71log_must zfs create "$DATASET_TEST/renamed" 72log_must zfs snapshot "$DATASET_TEST/renamed@snap" 73log_must zfs rename "$DATASET_TEST/renamed" "$DATASET_UTIL/renamed" 74log_must test "$(get_prop 'snapshot_count' "$DATASET_TEST")" == "0" 75log_must test "$(get_prop 'snapshot_count' "$DATASET_UTIL")" == "1" 76cleanup 77 78# 4. Verify 'zfs promote' updates counts across different hierarchies 79setup 80log_must zfs create "$DATASET_UTIL/promote" 81log_must zfs snapshot "$DATASET_UTIL/promote@snap" 82log_must zfs clone "$DATASET_UTIL/promote@snap" "$DATASET_TEST/promoted" 83log_must zfs promote "$DATASET_TEST/promoted" 84log_must test "$(get_prop 'snapshot_count' "$DATASET_TEST")" == "1" 85log_must test "$(get_prop 'snapshot_count' "$DATASET_UTIL")" == "0" 86cleanup 87 88# 5. Verify 'zfs receive' correct behaviour 89setup 90log_must zfs create "$DATASET_UTIL/send" 91log_must zfs snapshot "$DATASET_UTIL/send@snap1" 92log_must zfs snapshot "$DATASET_UTIL/send@snap2" 93log_must eval "zfs send $DATASET_UTIL/send@snap1 > $ZSTREAM" 94log_must eval "zfs receive $DATASET_TEST/received < $ZSTREAM" 95log_must test "$(get_prop 'snapshot_count' "$DATASET_TEST")" == "1" 96log_must eval "zfs send -i @snap1 $DATASET_UTIL/send@snap2 > $ZSTREAM" 97log_must eval "zfs receive $DATASET_TEST/received < $ZSTREAM" 98log_must test "$(get_prop 'snapshot_count' "$DATASET_TEST")" == "2" 99 100log_pass "'snapshot_count' property is handled correctly" 101