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mirror of git://sourceware.org/git/lvm2.git synced 2025-03-16 10:50:46 +03:00

vdo: Sync lvm_import_vdo.sh with main as of 970e4d295edd.

This commit is contained in:
Marian Csontos 2023-09-07 15:06:33 +02:00
parent 54cdf9bffd
commit 34255cb85a

View File

@ -36,6 +36,9 @@ TEMPDIR="${TMPDIR:-/tmp}/$IMPORT_NAME"
_SAVEPATH=$PATH
PATH="/sbin:/usr/sbin:/bin:/usr/sbin:$PATH"
# Set of trapped signals
declare -a SIGNALS=("HUP" "INT" "QUIT" "ABRT" "TERM" "EXIT")
# user may override lvm location by setting LVM_BINARY
LVM=${LVM_BINARY:-lvm}
VDO=${VDO_BINARY:-vdo}
@ -52,7 +55,9 @@ DM_DEV_DIR="${DM_DEV_DIR:-/dev}"
DM_UUID_PREFIX="${DM_UUID_PREFIX:-}"
DM_VG_NAME=
DM_LV_NAME=
DEFAULT_VDO_CONFIG="/etc/vdoconf.yml" # Default location of vdo's manager config file
VDO_CONFIG=${VDO_CONFIG:-} # can be overridden with --vdo-config
VDO_CONFIG_RESTORE=
VDOCONF=
test -n "$VDO_CONFIG" && VDOCONF="-f $VDO_CONFIG"
@ -61,16 +66,17 @@ VGNAME=
LVNAME=
DEVMAJOR=0
DEVMINOR=0
PROMPTING=""
USE_VDO_DM_SNAPSHOT=1
PROMPTING=
USE_VDO_DM_SNAPSHOT="--yes"
VDO_DM_SNAPSHOT_NAME=
VDO_DM_SNAPSHOT_DEVICE=
VDO_SNAPSHOT_LOOP=
VDO_INCONSISTENT=
DRY=0
VERB=""
FORCE=""
YES=""
VERB=
FORCE=
YES=
ABORT_AFTER_VDO_CONVERT=0
VDO_ALLOCATION_PARAMS=
@ -78,6 +84,25 @@ VDO_ALLOCATION_PARAMS=
DEFAULT_NAME="vdovg/vdolvol"
NAME=""
# predefine empty
vdo_ackThreads=
vdo_bioRotationInterval=
vdo_bioThreads=
vdo_blockMapCacheSize=
vdo_blockMapPeriod=
vdo_compression=
vdo_cpuThreads=
vdo_deduplication=
vdo_hashZoneThreads=
vdo_indexMemory=
vdo_indexSparse=
vdo_logicalBlockSize=
vdo_logicalThreads=
vdo_maxDiscardSize=
vdo_physicalThreads=
vdo_slabSize=
vdo_writePolicy=
# help message
tool_usage() {
echo "${TOOL}: Utility to convert VDO volume to VDO LV."
@ -107,7 +132,11 @@ error() {
for i in "$@" ; do
echo "$TOOL: $i" >&2
done
cleanup 1
return 1
}
warn() {
echo "$TOOL: WARNING: $i" >&2
}
dry() {
@ -120,15 +149,31 @@ dry() {
}
cleanup() {
trap '' 2
RC=$? # Return code + 128 of the last command eg INT=2 + 128 -> 130
test -n "$VDO_DM_SNAPSHOT_NAME" && { "$DMSETUP" remove "$VDO_DM_SNAPSHOT_NAME" || true ; }
test -n "$VDO_SNAPSHOT_LOOP" && { "$LOSETUP" -d "$VDO_SNAPSHOT_LOOP" || true ; }
trap '' "${SIGNALS[@]}" # mute trap for all signals to not interrupt cleanup() on any next signal
[ -z "$PROMPTING" ] || echo "No"
[ -e "$VDO_CONFIG_RESTORE" ] && { dry cp -a "$VDO_CONFIG_RESTORE" "${VDO_CONFIG:-"$DEFAULT_VDO_CONFIG"}" || true ; }
if [ -n "$VDO_DM_SNAPSHOT_NAME" ]; then
dry "$LVM" vgchange -an --devices "$VDO_DM_SNAPSHOT_DEVICE" "$VGNAME" &>/dev/null || true
for i in {1..20} ; do
[ "$(dry "$DMSETUP" info --noheading -co open "$VDO_DM_SNAPSHOT_NAME")" = "0" ] && break
sleep .1
done
dry "$DMSETUP" remove "$VDO_DM_SNAPSHOT_NAME" &>/dev/null || true
fi
[ -n "$VDO_SNAPSHOT_LOOP" ] && { dry "$LOSETUP" -d "$VDO_SNAPSHOT_LOOP" || true ; }
[ -z "$VDO_INCONSISTENT" ] || echo "$TOOL: VDO volume import process exited unexpectedly!" >&2
test -z "$PROMPTING" || echo "No"
rm -rf "$TEMPDIR" || true
# error exit status for break
exit "${1:-1}"
exit "$RC"
}
# Create snapshot target like for persistent snapshot with 16KiB chunksize
@ -143,7 +188,7 @@ snapshot_create_() {
# TODO: maybe use ramdisk via 'brd' device ?)
"$TRUNCATE" -s 20M "$file"
VDO_SNAPSHOT_LOOP=$("$LOSETUP" -f --show "$file")
"$DMSETUP" create "$VDO_DM_SNAPSHOT_NAME" -u "${DM_UUID_PREFIX}-${VDO_DM_SNAPSHOT_NAME}-priv" --table "$(snapshot_target_line_ "$1" "$VDO_SNAPSHOT_LOOP")"
"$DMSETUP" create "$VDO_DM_SNAPSHOT_NAME" -u "${DM_UUID_PREFIX}${VDO_DM_SNAPSHOT_NAME}-priv" --table "$(snapshot_target_line_ "$1" "$VDO_SNAPSHOT_LOOP")"
VDO_DM_SNAPSHOT_DEVICE="$DM_DEV_DIR/mapper/$VDO_DM_SNAPSHOT_NAME"
verbose "Snapshot of VDO device $1 created: $VDO_DM_SNAPSHOT_DEVICE."
}
@ -158,7 +203,9 @@ snapshot_merge_() {
error "ABORTING: Failed to initialize snapshot merge! Origin volume is unchanged."
}
verbose "Merging converted VDO volume..."
verbose "Merging converted VDO volume \"$VDO_DM_SNAPSHOT_NAME\"."
VDO_INCONSISTENT=1
# Running merging
"$DMSETUP" resume "$VDO_DM_SNAPSHOT_NAME"
@ -166,30 +213,37 @@ snapshot_merge_() {
# Loop for a while, till the snapshot is merged.
# Should be nearly instantaneous.
# FIXME: Recovery when something prevents merging is hard
# FIXME: Recovery when something prevents merging is hard
for i in $(seq 1 20) ; do
status=( $("$DMSETUP" status "$VDO_DM_SNAPSHOT_NAME") )
# Check if merging is finished
test "${status[3]%/*}" = "${status[4]}" && break
[ "${status[3]%/*}" = "${status[4]}" ] && break
# Wait a bit and retry
sleep .2
done
test "${status[3]%/*}" = "${status[4]}" || {
if [ "${status[3]%/*}" != "${status[4]}" ]; then
# FIXME: Now what shall we do ??? Help....
# Keep snapshot in table for possible analysis...
# Keep snapshot in DM table for possible analysis...
VDO_DM_SNAPSHOT_NAME=
VDO_SNAPSHOT_LOOP=
echo "Initial snapshot status ${initial_status[*]}"
echo "Failing merge snapshot status ${status[*]}"
echo "$TOOL: Initial snapshot status ${initial_status[*]}"
echo "$TOOL: Failing merge snapshot status ${status[*]}"
error "ABORTING: Snapshot failed to merge! (Administrator required...)"
}
sync
fi
VDO_INCONSISTENT=
VDO_CONFIG_RESTORE=
verbose "Converted VDO volume is merged to \"$1\"."
"$DMSETUP" remove "$VDO_DM_SNAPSHOT_NAME" || {
sleep 1 # sleep and retry once more
"$DMSETUP" remove "$VDO_DM_SNAPSHOT_NAME" || {
error "ABORTING: Cannot remove snapshot $VDO_DM_SNAPSHOT_NAME! (check volume autoactivation...)"
}
}
VDO_DM_SNAPSHOT_NAME=
"$LOSETUP" -d "$VDO_SNAPSHOT_LOOP"
VDO_SNAPSHOT_LOOP=
@ -222,9 +276,9 @@ get_largest_extent_size_() {
for i in 8 16 32 64 128 256 512 1024 2048 4096 ; do
d=$(( $1 / i ))
test $(( d * i )) -eq "$1" || break
[ $(( d * i )) -eq "$1" ] || break
d=$(( $2 / i ))
test $(( d * i )) -eq "$2" || break
[ $(( d * i )) -eq "$2" ] || break
max=$i
done
echo "$max"
@ -239,7 +293,7 @@ detect_lv_() {
DEVICE=${1/#"${DM_DEV_DIR}/"/}
DEVICE=$("$READLINK" $READLINK_E "$DM_DEV_DIR/$DEVICE" || true)
test -n "$DEVICE" || error "Readlink cannot access device \"$1\"."
[ -n "$DEVICE" ] || error "Readlink cannot access device \"$1\"."
RDEVICE=$DEVICE
case "$RDEVICE" in
# hardcoded /dev since udev does not create these entries elsewhere
@ -251,12 +305,12 @@ detect_lv_() {
;;
*)
RSTAT=$("$STAT" --format "DEVMAJOR=\$((0x%t)) DEVMINOR=\$((0x%T))" "$RDEVICE" || true)
test -n "$RSTAT" || error "Cannot get major:minor for \"$DEVICE\"."
[ -n "$RSTAT" ] || error "Cannot get major:minor for \"$DEVICE\"."
eval "$RSTAT"
;;
esac
test "$DEVMAJOR" != "$(grep device-mapper /proc/devices | cut -f1 -d' ')" && return
[ "$DEVMAJOR" != "$(grep device-mapper /proc/devices | cut -f1 -d' ')" ] && return
DEV="$("$DMSETUP" info -c -j "$DEVMAJOR" -m "$DEVMINOR" -o uuid,name --noheadings --nameprefixes --separator ' ')"
case "$DEV" in
@ -332,9 +386,10 @@ convert_lv_() {
vg_extent_size=$("$LVM" vgs -o vg_extent_size --units b --nosuffix --noheadings "$VGNAME")
vg_extent_size=$(( vg_extent_size / 1024 ))
test "$vg_extent_size" -le "$extent_size" || {
[ "$vg_extent_size" -le "$extent_size" ] || {
error "Please vgchange extent_size to at most $extent_size KiB or extend and align virtual size of VDO device on $vg_extent_size KiB before retrying conversion."
}
verbose "Renaming existing LV to be used as _vdata volume for VDO pool LV."
dry "$LVM" lvrename $YES $VERB "$VGNAME/$DM_LV_NAME" "$VGNAME/${LVNAME}_vpool" || {
error "Rename of LV \"$VGNAME/$DM_LV_NAME\" failed, while VDO header has been already moved!"
@ -362,19 +417,39 @@ convert_non_lv_() {
local output
local pvfree
if [ "$USE_VDO_DM_SNAPSHOT" = "1" ]; then
if [ -n "$USE_VDO_DM_SNAPSHOT" ]; then
dry snapshot_create_ "$DEVICE"
sed "s:$DEVICE:$VDO_DM_SNAPSHOT_DEVICE:" "$TEMPDIR/vdoconf.yml" > "$TEMPDIR/vdo_snap.yml"
sed "s|$DEVICE|$VDO_DM_SNAPSHOT_DEVICE|" "$TEMPDIR/vdoconf.yml" > "$TEMPDIR/vdo_snap.yml"
# In case of error in the middle of conversion restore original config file
VDO_CONFIG_RESTORE="$TEMPDIR/vdoconf.yml"
# Let VDO manager operate on snapshot volume
VDOCONF="-f $TEMPDIR/vdo_snap.yml"
dry cp -a "$TEMPDIR/vdo_snap.yml" "${VDO_CONFIG:-"$DEFAULT_VDO_CONFIG"}"
else
# If error in the following section, report possible problems ahead
VDO_INCONSISTENT=1
fi
verbose "Moving VDO header."
output=$(dry "$VDO" convert $VDOCONF $VERB --force --name "$VDONAME")
# In case we operate with snapshot, all lvm2 operation will also run on top of snapshot
local device=${VDO_DM_SNAPSHOT_DEVICE:-$DEVICE}
if [ "$ABORT_AFTER_VDO_CONVERT" != "0" ] ; then
verbose "Aborting VDO conversion after moving VDO header, volume is useless!"
cleanup 0
# Check if there is not already an existing PV header, this would have fail on pvcreate after conversion
"$LVM" pvs --devices "$device" "$device" 2>/dev/null && {
error "Cannot convert volume \"$DEVICE\" with existing PV header."
}
verbose "Moving VDO header on \"$device\"."
output=$(dry "$VDO" convert $VDOCONF $VERB --force --name "$VDONAME" 2>&1) || {
local rc=$?
echo "$output"
error "Failed to convert VDO volume \"$DEVICE\" (exit code $rc)."
}
echo "$output"
if [ "$ABORT_AFTER_VDO_CONVERT" != "0" ]; then
warn "Aborting VDO conversion after moving VDO header, volume is useless!"
return 0
fi
# Parse result from VDO preparation/conversion tool
@ -399,12 +474,7 @@ convert_non_lv_() {
esac
done <<< "$output"
# In case we operation with snapshot, all lvm2 operation will also run on top of snapshot
local devices=${VDO_DM_SNAPSHOT_DEVICE:-$DEVICE}
dry "$LVM" pvcreate $YES --devices "$devices" --dataalignment "$vdo_offset"b "$devices" || {
error "Creation of PV on \"$DEVICE\" failed, while VDO header has been already moved!"
}
dry "$LVM" pvcreate $YES $VERB $FORCE --devices "$device" --dataalignment "$vdo_offset"b "$device"
# Obtain free space in this new PV
# after 'vdo convert' call there is ~(1-2)M free space at the front of the device
@ -421,47 +491,53 @@ convert_non_lv_() {
# To precisely byte-synchronize the size of VDO LV, user can lvresize such VDO LV later.
vdo_logicalSizeRounded=$(( ( vdo_logicalSize / extent_size ) * extent_size ))
verbose "Creating VG \"${NAME%/*}\" with extent size $extent_size KiB."
dry "$LVM" vgcreate $YES $VERB --devices "$devices" -s "${extent_size}k" "$VGNAME" "$devices" || {
error "Creation of VG \"$VGNAME\" failed, while VDO header has been already moved!"
}
verbose "Creating volume group \"$VGNAME\" with the extent size $extent_size KiB."
dry "$LVM" vgcreate $YES $VERB --devices "$device" -s "${extent_size}k" "$VGNAME" "$device"
verbose "Creating VDO pool data LV from all extents in volume group $VGNAME."
dry "$LVM" lvcreate -Zn -Wn -an $YES $VERB --devices "$devices" -l100%VG -n "${LVNAME}_vpool" "$VGNAME" "$devices"
verbose "Creating VDO pool data LV from all extents in the volume group \"$VGNAME\"."
dry "$LVM" lvcreate -Zn -Wn -an $YES $VERB --devices "$device" -l100%VG -n "${LVNAME}_vpool" "$VGNAME" "$device"
verbose "Converting to VDO pool."
dry "$LVM" lvconvert $YES $VERB $FORCE --devices "$devices" --config "$VDO_ALLOCATION_PARAMS" -Zn -V "${vdo_logicalSizeRounded}k" -n "$LVNAME" --type vdo-pool "$VGNAME/${LVNAME}_vpool"
if [ "$vdo_logicalSizeRounded" -lt "$vdo_logicalSize" ] ; then
dry "$LVM" lvconvert ${USE_VDO_DM_SNAPSHOT:-"$YES"} $VERB $FORCE --devices "$device" --config "$VDO_ALLOCATION_PARAMS" -Zn -V "${vdo_logicalSizeRounded}k" -n "$LVNAME" --type vdo-pool "$VGNAME/${LVNAME}_vpool"
if [ "$vdo_logicalSizeRounded" -lt "$vdo_logicalSize" ]; then
# need to extend virtual size to be covering all the converted area
# let lvm2 to round to the proper virtual size of VDO LV
dry "$LVM" lvextend $YES $VERB --fs ignore --devices "$devices" -L "$vdo_logicalSize"k "$VGNAME/$LVNAME"
dry "$LVM" lvextend $YES $VERB --devices "$device" -L "$vdo_logicalSize"k "$VGNAME/$LVNAME"
fi
dry "$LVM" vgchange -an $VERB $FORCE --devices "$devices" "$VGNAME"
VDO_INCONSISTENT=
if [ "$USE_VDO_DM_SNAPSHOT" = "1" ]; then
if [ -z "$YES" ]; then
PROMPTING=yes
echo "Warning: Do not interrupt merging process once it starts (VDO data may become irrecoverable)!"
echo -n "Do you want to merge converted VDO device \"$DEVICE\" to VDO LV \"$VGNAME/$LVNAME\"? [y|N]: "
read -r -n 1 -s ANSWER
case "${ANSWER:0:1}" in
y|Y ) echo "Yes" ;;
* ) echo "No" ; PROMPTING=""; cleanup 1 ;;
esac
PROMPTING=""
YES="-y" # From now, now prompting
fi
[ -z "$USE_VDO_DM_SNAPSHOT" ] && return # no-snapshot case finished
dry snapshot_merge_ "$DEVICE"
if [ -e "$TEMPDIR/vdo_snap.yml" ]; then
dry cp "$TEMPDIR/vdo_snap.yml" "$VDO_CONFIG"
else
dry rm -f "$VDO_CONFIG"
fi
verbose "Merging of VDO device finished."
dry "$LVM" vgchange -an $VERB $FORCE --devices "$device" "$VGNAME"
# Prevent unwanted auto activation when VG is merged
dry "$LVM" vgchange --setautoactivation n $VERB $FORCE --devices "$device" "$VGNAME"
if [ -z "$YES" ]; then
PROMPTING=yes
warn "Do not interrupt merging process once it starts (VDO data may become irrecoverable)!"
echo -n "$TOOL: Do you want to merge converted VDO device \"$DEVICE\" to VDO LV \"$VGNAME/$LVNAME\"? [y|N]: "
read -r -n 1 -s ANSWER
case "${ANSWER:0:1}" in
y|Y ) echo "Yes" ;;
* ) echo "No" ; PROMPTING=""; return 1 ;;
esac
PROMPTING=""
YES="-y" # From now, now prompting
fi
dry snapshot_merge_ "$DEVICE"
# For systems using devicesfile add 'merged' PV into system.devices.
# Bypassing use of --valuesonly to keep compatibility with older lvm.
local usedev=$("$LVM" lvmconfig --typeconfig full devices/use_devicesfile || true)
[ "${usedev#*=}" = "1" ] && dry "$LVM" lvmdevices --adddev "$DEVICE"
# Restore auto activation for a VG
dry "$LVM" vgchange --setautoactivation y $VERB $FORCE "$VGNAME"
dry "$LVM" lvchange -ay $VERB $FORCE "$VGNAME/$LVNAME"
}
@ -479,43 +555,43 @@ convert2lvm_() {
detect_lv_ "$DEVICE"
case "$DM_UUID" in
LVM-*) eval "$("$DMSETUP" splitname --nameprefixes --noheadings --separator ' ' "$DM_NAME")"
if [ -z "$VGNAME" ] || [ "$VGNAME" = "$LVNAME" ] ; then
if [ -z "$VGNAME" ] || [ "$VGNAME" = "$LVNAME" ]; then
VGNAME=$DM_VG_NAME
verbose "Using existing volume group name \"$VGNAME\"."
test -n "$LVNAME" || LVNAME=$DM_LV_NAME
[ -n "$LVNAME" ] || LVNAME=$DM_LV_NAME
elif [ "$VGNAME" != "$DM_VG_NAME" ]; then
error "Volume group name \"$VGNAME\" does not match name \"$DM_VG_NAME\" for VDO device \"$DEVICE\"."
fi
;;
*)
# Check if we need to generate unused $VGNANE
if [ -z "$VGNAME" ] || [ "$VGNAME" = "$LVNAME" ] ; then
if [ -z "$VGNAME" ] || [ "$VGNAME" = "$LVNAME" ]; then
VGNAME=${DEFAULT_NAME%/*}
# Find largest matching VG name to our 'default' vgname
LASTVGNAME=$(LC_ALL=C "$LVM" vgs -oname -O-name --noheadings -S name=~"${VGNAME}" | grep -E "${VGNAME}[0-9]? ?" | head -1 || true)
LASTVGNAME=$(LC_ALL=C "$LVM" vgs -oname -O-name --noheadings -S name=~"${VGNAME}" | grep -m 1 -E "${VGNAME}[0-9]? ?" || true)
if [ -n "$LASTVGNAME" ]; then
LASTVGNAME=${LASTVGNAME#*"${VGNAME}"}
# If the number is becoming too high, try some random number
test "$LASTVGNAME" -gt 99999999 2>/dev/null && LASTVGNAME=$RANDOM
[ -n "$LASTVGNAME" ] && [ "$LASTVGNAME" -gt 99999999 ] && LASTVGNAME=$RANDOM
# Generate new unused VG name
VGNAME="${VGNAME}$(( LASTVGNAME + 1 ))"
verbose "Selected unused volume group name \"$VGNAME\"."
fi
fi
# New VG is created, LV name should be always unused.
test -n "$LVNAME" || LVNAME=${DEFAULT_NAME#*/}
[ -n "$LVNAME" ] || LVNAME=${DEFAULT_NAME#*/}
"$LVM" vgs "$VGNAME" >/dev/null 2>&1 && error "Cannot use already existing volume group name \"$VGNAME\"."
;;
esac
verbose "Checked whether device \"$DEVICE\" is already logical volume."
"$MKDIR" -p -m 0000 "$TEMPDIR" || error "Failed to create $TEMPDIR."
"$MKDIR" -p -m 0000 "$TEMPDIR" || error "Failed to create \"$TEMPDIR\"."
# TODO: might use directly /etc/vdoconf.yml (avoiding need of 'vdo' manager)
verbose "Getting YAML VDO configuration."
"$VDO" printConfigFile $VDOCONF >"$TEMPDIR/vdoconf.yml"
test -s "$TEMPDIR/vdoconf.yml" || error "Cannot work without VDO configuration"
[ -s "$TEMPDIR/vdoconf.yml" ] || error "Cannot work without VDO configuration."
# Check list of devices in VDO configure file for their major:minor
# and match with given $DEVICE devmajor:devminor
@ -524,13 +600,13 @@ convert2lvm_() {
DEV=$("$READLINK" $READLINK_E "$i") || continue
RSTAT=$("$STAT" --format "MAJOR=\$((0x%t)) MINOR=\$((0x%T))" "$DEV" 2>/dev/null) || continue
eval "$RSTAT"
test "$MAJOR" = "$DEVMAJOR" && test "$MINOR" = "$DEVMINOR" && {
test -z "$FOUND" || error "VDO configuration contains duplicate entries $FOUND and $i"
if [ "$MAJOR" = "$DEVMAJOR" ] && [ "$MINOR" = "$DEVMINOR" ]; then
[ -z "$FOUND" ] || error "VDO configuration contains duplicate entries $FOUND and $i."
FOUND=$i
}
fi
done
test -n "$FOUND" || error "Can't find matching device in VDO configuration file."
[ -n "$FOUND" ] || error "Can't find matching device in VDO configuration file."
verbose "Found matching device $FOUND $MAJOR:$MINOR."
VDONAME=$(awk -v DNAME="$FOUND" '/.*VDOService$/ {VNAME=substr($1, 0, length($1) - 1)} /[[:space:]]*device:/ { if ($2 ~ DNAME) {print VNAME}}' "$TEMPDIR/vdoconf.yml")
@ -541,7 +617,7 @@ convert2lvm_() {
case "$DM_OPEN" in
Device*) ;; # no devices
*) eval "$DM_OPEN"
test "${DM_OPEN:-0}" -eq 0 || error "Cannot convert in use VDO volume \"$VDONAME\"!"
[ "${DM_OPEN:-0}" -eq 0 ] || error "Cannot convert in use VDO volume \"$VDONAME\"!"
;;
esac
@ -583,21 +659,22 @@ EOF
dry "$VDO" stop $VDOCONF --name "$VDONAME" $VERB
# If user has not provided '--yes', prompt before conversion
if [ -z "$YES" ] && [ "$USE_VDO_DM_SNAPSHOT" != "1" ]; then
if [ -z "$YES" ] && [ -z "$USE_VDO_DM_SNAPSHOT" ]; then
PROMPTING=yes
echo -n "Convert VDO device \"$DEVICE\" to VDO LV \"$VGNAME/$LVNAME\"? [y|N]: "
echo -n "$TOOL: Convert VDO device \"$DEVICE\" to VDO LV \"$VGNAME/$LVNAME\"? [y|N]: "
read -r -n 1 -s ANSWER
case "${ANSWER:0:1}" in
y|Y ) echo "Yes" ;;
* ) echo "No" ; PROMPTING=""; cleanup 1 ;;
* ) echo "No" ; PROMPTING=""; return 1 ;;
esac
PROMPTING=""
YES="-y" # From now, no prompting
fi
# Make a backup of the existing VDO yaml configuration file
test -e "$VDO_CONFIG" && dry cp -a "$VDO_CONFIG" "${VDO_CONFIG}.backup"
[ -e "$VDO_CONFIG" ] && dry cp -a "$VDO_CONFIG" "${VDO_CONFIG}.backup"
DEVICE=$FOUND
case "$DM_UUID" in
LVM-*) convert_lv_ "$vdo_logicalSize" ;;
*) convert_non_lv_ "$vdo_logicalSize" ;;
@ -608,9 +685,9 @@ EOF
# start point of this script
# - parsing parameters
#############################
trap "cleanup 2" 2
trap "cleanup" "${SIGNALS[@]}"
test "$#" -eq 0 && tool_usage
[ "$#" -eq 0 ] && tool_usage
while [ "$#" -ne 0 ]
do
@ -621,19 +698,17 @@ do
"-n"|"--name" ) shift; NAME=$1 ;;
"-v"|"--verbose") VERB="--verbose" ;;
"-y"|"--yes" ) YES="-y" ;;
"--abort-after-vdo-convert" ) ABORT_AFTER_VDO_CONVERT=1; USE_VDO_DM_SNAPSHOT=0 ;; # For testing only
"--dry-run" ) DRY="1" ; VERB="-v" ;;
"--no-snapshot" ) USE_VDO_DM_SNAPSHOT=0 ;;
"--uuid-prefix" ) shift; DM_UUID_PREFIX=$1 ;; # For testing only
"--vdo-config" ) shift; VDO_CONFIG=$1 ; VDOCONF="-f $VDO_CONFIG" ;;
"-*") error "Wrong argument \"$1\". (see: $TOOL --help)" ;;
"--abort-after-vdo-convert"|"--abortaftervdoconvert" ) ABORT_AFTER_VDO_CONVERT=1; USE_VDO_DM_SNAPSHOT= ;; # For testing only
"--dry-run"|"--dryrun" ) DRY="1" ; VERB="-v" ;;
"--no-snapshot"|"--nosnapshot" ) USE_VDO_DM_SNAPSHOT= ;;
"--uuid-prefix"|"--uuidprefix" ) shift; DM_UUID_PREFIX=$1 ;; # For testing only
"--vdo-config"|"--vdoconfig" ) shift; VDO_CONFIG=$1 ; VDOCONF="-f $VDO_CONFIG" ;;
-* ) error "Wrong argument \"$1\". (see: $TOOL --help)" ;;
*) DEVICE=$1 ;; # device name does not start with '-'
esac
shift
done
test -n "$DEVICE" || error "Device name is not specified. (see: $TOOL --help)"
[ -n "$DEVICE" ] || error "Device name is not specified. (see: $TOOL --help)"
convert2lvm_
cleanup 0