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86 lines
1.9 KiB
Bash
86 lines
1.9 KiB
Bash
#!/usr/bin/env bash
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# Copyright (C) 2017 Red Hat, Inc. All rights reserved.
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#
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# This copyrighted material is made available to anyone wishing to use,
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# modify, copy, or redistribute it subject to the terms and conditions
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# of the GNU General Public License v.2.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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# test if dmeventd produces multiple warnings when pools runs above 80%
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SKIP_WITH_LVMLOCKD=1
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SKIP_WITH_LVMPOLLD=1
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SKIP_WITH_CLVMD=1
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SKIP_WITH_LVMETAD=1
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. lib/inittest
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which blkdiscard || skip
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percent_() {
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get lv_field $vg/pool data_percent | cut -d. -f1
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}
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wait_warn_() {
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for i in $(seq 1 7)
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do
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test "$(grep -E -c "WARNING: Thin pool.*is now" debug.log_DMEVENTD_out)" -eq "$1" && return 0
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sleep 2
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done
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die "Waiting too log for dmeventd log warning"
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}
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#
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# Main
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#
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aux have_thin 1 0 0 || skip
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aux prepare_dmeventd
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aux prepare_vg
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lvcreate -L8 -V8 -T $vg/pool -n $lv1
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dd if=/dev/zero of="$DM_DEV_DIR/$vg/$lv1" bs=256K count=26
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test "$(percent_)" -gt 80
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# Give it some time to dmeventd to log WARNING
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wait_warn_ 1
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dd if=/dev/zero of="$DM_DEV_DIR/$vg/$lv1" bs=256K count=30
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test "$(percent_)" -gt 90
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# Give it some time to dmeventd to log WARNING
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wait_warn_ 2
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dd if=/dev/zero of="$DM_DEV_DIR/$vg/$lv1" bs=1M count=8
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test "$(percent_)" -eq 100
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wait_warn_ 3
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blkdiscard "$DM_DEV_DIR/$vg/$lv1"
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# FIXME: Enforce thin-pool metadata commit with flushing status
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dmsetup status ${vg}-pool-tpool
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# Wait for thin-pool monitoring to notice lower values
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sleep 11
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# ATM dmeventd is not logging event for thin-pool getting
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# below 'WARNED' threshold.
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dd if=/dev/zero of="$DM_DEV_DIR/$vg/$lv1" bs=256K count=30
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test "$(percent_)" -gt 90
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lvs -a $vg
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dmsetup status ${vg}-pool-tpool
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# Check pool again Warns
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wait_warn_ 4
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vgremove -f $vg
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