lvm2/test/shell/lvconvert-raid-status-validation.sh

#######################################################################
# This series of tests is meant to validate the correctness of
# 'dmsetup status' for RAID LVs - especially during various sync action
# transitions, like: recover, resync, check, repair, idle, reshape, etc
#######################################################################
SKIP_WITH_LVMLOCKD=1
SKIP_WITH_LVMPOLLD=1

export LVM_TEST_LVMETAD_DEBUG_OPTS=${LVM_TEST_LVMETAD_DEBUG_OPTS-}

. lib/inittest

# check for version 1.9.0
# - it is the point at which linear->raid1 uses "recover"
aux have_raid 1 9 0 || skip

aux prepare_pvs 9
vgcreate -s 2m $vg $(cat DEVICES)

###########################################
# Upconverted RAID1 should never have all 'a's in status output
###########################################
aux delay_dev $dev2 0 50
lvcreate -aey -l 2 -n $lv1 $vg $dev1
lvconvert --type raid1 -y -m 1 $vg/$lv1 $dev2
while ! check in_sync $vg $lv1; do
        a=( $(dmsetup status $vg-$lv1) ) || die "Unable to get status of $vg/$lv1"
	[ ${a[5]} != "aa" ]
        sleep .1
done
aux enable_dev $dev2
lvremove -ff $vg

###########################################
# Upconverted RAID1 should not be at 100% right after upconvert
###########################################
aux delay_dev $dev2 0 50
lvcreate -aey -l 2 -n $lv1 $vg $dev1
lvconvert --type raid1 -y -m 1 $vg/$lv1 $dev2
a=( $(dmsetup status $vg-$lv1) ) || die "Unable to get status of $vg/$lv1"
b=( $(echo ${a[6]} | sed s:/:' ':) )
[ ${b[0]} -ne ${b[1]} ]
aux enable_dev $dev2
lvremove -ff $vg

###########################################
# Catch anything suspicious with linear -> RAID1 upconvert
###########################################
aux delay_dev $dev2 0 50
lvcreate -aey -l 2 -n $lv1 $vg $dev1
lvconvert --type raid1 -y -m 1 $vg/$lv1 $dev2
while true; do
        a=( $(dmsetup status $vg-$lv1) ) || die "Unable to get status of $vg/$lv1"
	b=( $(echo ${a[6]} | sed s:/:' ':) )
	if [ ${b[0]} -ne ${b[1]} ]; then
		# If the sync operation ("recover" in this case) is not
		# finished, then it better be as follows:
		[ ${a[5]} = "Aa" ]
		[ ${a[7]} = "recover" ]
	else
		# Tough to tell the INVALID case,
		#   Before starting sync thread: "Aa X/X recover"
		# from the valid case,
		#   Just finished sync thread: "Aa X/X recover"
		# We'll just put "should" for now
		should [ ${a[5]} = "AA" ]
		should [ ${a[7]} = "idle" ]
		break
	fi
        sleep .1
done
aux enable_dev $dev2
lvremove -ff $vg

###########################################
# Catch anything suspicious with RAID1 2-way -> 3-way upconvert
###########################################
aux delay_dev $dev3 0 50
lvcreate --type raid1 -m 1 -aey -l 2 -n $lv1 $vg $dev1 $dev2
lvconvert -y -m +1 $vg/$lv1 $dev3
while true; do
        a=( $(dmsetup status $vg-$lv1) ) || die "Unable to get status of $vg/$lv1"
	b=( $(echo ${a[6]} | sed s:/:' ':) )
	if [ ${b[0]} -ne ${b[1]} ]; then
		# If the sync operation ("recover" in this case) is not
		# finished, then it better be as follows:
		[ ${a[5]} = "AAa" ]
		[ ${a[7]} = "recover" ]
	else
		# Tough to tell the INVALID case,
		#   Before starting sync thread: "Aa X/X recover"
		# from the valid case,
		#   Just finished sync thread: "Aa X/X recover"
		# We'll just put "should" for now
		should [ ${a[5]} = "AAA" ]
		should [ ${a[7]} = "idle" ]
		break
	fi
        sleep .1
done
aux enable_dev $dev3
lvremove -ff $vg

###########################################
# Catch anything suspicious with RAID1 initial resync
###########################################
aux delay_dev $dev2 0 50
lvcreate --type raid1 -m 1 -aey -l 2 -n $lv1 $vg $dev1 $dev2
while true; do
        a=( $(dmsetup status $vg-$lv1) ) || die "Unable to get status of $vg/$lv1"
	b=( $(echo ${a[6]} | sed s:/:' ':) )
	if [ ${b[0]} -ne ${b[1]} ]; then
		# If the sync operation ("resync" in this case) is not
		# finished, then it better be as follows:
		[ ${a[5]} = "aa" ]
		[ ${a[7]} = "resync" ]
	else
		should [ ${a[5]} = "AA" ]
		should [ ${a[7]} = "idle" ]
		break
	fi
        sleep .1
done
aux enable_dev $dev2
lvremove -ff $vg

vgremove -ff $vg