mirror of
git://sourceware.org/git/lvm2.git
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8c9ab2a4dd
some tests left dangling bg processes originating in lvm2 commands being able to spawn any bg polling process (lvchange, vgchange, pvmove, lvconvert...) Initial fn 'add_to_kill_list' should collect processes with specific parameters (proc's command line and parent processes ID). After testing finishes the fn kill_listed_processes should remove these listed by 'add_to_kill_list'. Unfortunately it proved to be prone to an error especially in scenarios where cmd line of initiating command contained characters required to be espaced before passing to shell script to make it work correctly. (Or if cmd spawned more than one bg process with same cmd line. i.e.: vgchange or lvchange). The new implementation is much simpler. It uses env. variable (LVM_TEST_TAG) for marking a process desired to be killed later or during test env. teardown. (i.e.: LVM_TEST_TAG=kill_me_$PREFIX to kill only processes related to current test environment)
100 lines
2.7 KiB
Bash
100 lines
2.7 KiB
Bash
#!/bin/sh
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# Copyright (C) 2013-2015 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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# Check pvmove behavior when it's progress and machine is rebooted
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. lib/inittest
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aux prepare_pvs 3 60
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vgcreate -s 128k $vg "$dev1" "$dev2"
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pvcreate --metadatacopies 0 "$dev3"
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vgextend $vg "$dev3"
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# Slowdown writes
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# (FIXME: generates interesting race when not used)
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aux delay_dev "$dev3" 100 100 $(get first_extent_sector "$dev3"):
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for mode in "--atomic" ""
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do
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# Create multisegment LV
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lvcreate -an -Zn -l5 -n $lv1 $vg "$dev1"
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lvextend -l+10 $vg/$lv1 "$dev2"
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lvextend -l+5 $vg/$lv1 "$dev1"
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lvextend -l+10 $vg/$lv1 "$dev2"
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pvmove -i0 -n $vg/$lv1 "$dev1" "$dev3" $mode &
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PVMOVE=$!
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# Let's wait a bit till pvmove starts and kill it
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aux wait_pvmove_lv_ready "$vg-pvmove0"
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kill -9 $PVMOVE
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wait
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# Simulate reboot - forcibly remove related devices
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# First take down $lv1 then it's pvmove0
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while dmsetup status "$vg-$lv1"; do dmsetup remove "$vg-$lv1" || true; done
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while dmsetup status "$vg-pvmove0"; do dmsetup remove "$vg-pvmove0" || true; done
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while dmsetup status "$vg-pvmove0_mimage_1"; do dmsetup remove "$vg-pvmove0_mimage_1" || true; done
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dmsetup table
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# Check we really have pvmove volume
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check lv_attr_bit type $vg/pvmove0 "p"
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if test -e LOCAL_CLVMD ; then
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# giveup all clvmd locks (faster then restarting clvmd)
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# no deactivation happen, nodes are already removed
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#vgchange -an $vg
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# FIXME: However above solution has one big problem
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# as clvmd starts to abort on internal errors on various
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# errors, based on the fact pvmove is killed -9
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# Restart clvmd
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kill $(< LOCAL_CLVMD)
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for i in $(seq 1 100) ; do
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test $i -eq 100 && die "Shutdown of clvmd is too slow."
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test -e "$CLVMD_PIDFILE" || break
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sleep .1
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done # wait for the pid removal
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aux prepare_clvmd
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fi
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if test -e LOCAL_LVMETAD ; then
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# Restart lvmetad
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kill $(< LOCAL_LVMETAD)
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aux prepare_lvmetad
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fi
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# Only PVs should be left in table...
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dmsetup table
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# Restart pvmove
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# use exclusive activation to have usable pvmove without cmirrord
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LVM_TEST_TAG="kill_me_$PREFIX" vgchange --config 'activation{polling_interval=10}' -aey $vg
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aux wait_pvmove_lv_ready "$vg-pvmove0"
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dmsetup table
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pvmove --abort
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pvmove --abort
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lvs -a -o+devices $vg
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lvremove -ff $vg
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aux kill_listed_processes
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done
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# Restore delayed device back
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aux delay_dev "$dev3"
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vgremove -ff $vg
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