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Added option to regex-rewrite the VM config

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Bastian Mäuser
2022-10-26 17:02:25 +02:00
parent 6c8b6d99ca
commit c229fbf21e
1 changed files with 18 additions and 8 deletions
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26
crossover
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@@ -27,6 +27,7 @@ declare -A -g dvmids
declare opt_destination
declare opt_vm_ids=''
declare opt_snapshot_prefix='mirror-'
declare opt_rewrite=''
declare -i opt_prefix_id
declare opt_exclude_vmids=''
declare -i opt_debug=0
@@ -78,6 +79,9 @@ Options:
--pool Ceph pool name in target pool. e.g. --pool=data
--keeplocal How many additional Snapshots to keep locally. e.g. --keeplocal=2
--keepremote How many additional Snapshots to keep remote. e.g. --keepremote=2
--rewrite PCRE Regex to rewrite the Config Files (eg. --rewrite='s/(net0:)(.*)tag=([0-9]+)/\1\2tag=1/g' would
change the VLAN tag from 5 to 1 for net0.
Switches:
--online Allow online Copy
--nolock Don't lock source VM on Transfer (mainly for test purposes)
--keep-slock Keep source VM locked on Transfer
@@ -98,7 +102,7 @@ function parse_opts(){
local args
args=$(getopt \
--options '' \
--longoptions=vmid:,prefixid:,excludevmids:,destination:,pool:,keeplocal:,keepremote:,online,nolock,keep-slock,keep-dlock,overwrite,dry-run,debug \
--longoptions=vmid:,prefixid:,excludevmids:,destination:,pool:,keeplocal:,keepremote:,rewrite:,online,nolock,keep-slock,keep-dlock,overwrite,dry-run,debug \
--name "$PROGNAME" \
-- "$@") \
|| end_process 128
@@ -114,6 +118,7 @@ function parse_opts(){
--pool) opt_pool=$2; shift 2;;
--keeplocal) opt_keep_local=$2; shift 2;;
--keepremote) opt_keep_remote=$2; shift 2;;
--rewrite) opt_rewrite=$2; shift 2;;
--online) opt_online=1; shift 2;;
--dry-run) opt_dry_run=1; shift;;
--debug) opt_debug=1; shift;;
@@ -408,12 +413,12 @@ function mirror() {
fi
if [ -z $basets ]; then
log debug "No matching Snapshot found on destination - Full Copy $src_image_pool/$src_image_name$snapshot_name to $dst_image_pool/$dst_image_name"
snapts=$(echo $currentlocal | sed -r -e 's/.*@mirror-(.*)/\1/')
#snapts=$(echo $currentlocal | sed -r -e 's/.*@mirror-(.*)/\1/')
snapshotsize=$(rbd du --pretty-format --format json $src_image_pool/$src_image_name|jq '.images[] | select (.snapshot_id == null) | {provisioned_size}.provisioned_size'|tail -1)
log debug "snapsize $snapname: $snapshotsize "
log debug "snapsize: $snapshotsize "
xmitjob="rbd export --rbd-concurrent-management-ops 8 $src_image_pool/$src_image_name$snapshot_name --no-progress - | pv -s $snapshotsize -F \"VM $vm_id - Full xmit: $PVFORMAT_FULL\" | ssh $opt_destination rbd import --image-format 2 - $dst_image_pool/$dst_image_name"
# create initial snapshot on destination
if ! do_run $xmitjob; then
if ! do_run "$xmitjob"; then
log error "Transmitting Image failed"
return 1
fi
@@ -425,13 +430,12 @@ function mirror() {
snapshotsize=$(rbd diff $src_image_pool/$currentlocal --from-snap $opt_snapshot_prefix$basets|gawk --bignum '{ SUM += $2 } END { print SUM }')
log debug "snapshotsize: $snapshotsize"
if [ -z "$snapshotsize" ]; then
#disk was not attached, or really nothing has changed..
echo "ZERO!"
#disk was not attached, or really nothing has changed..
snapshotsize=0
fi
xmitjob="rbd export-diff --no-progress --from-snap $opt_snapshot_prefix$basets $src_image_pool/$currentlocal - | pv -F \"VM $vm_id - Snap xmit: $PVFORMAT_SNAP\" | ssh $opt_destination rbd import-diff --no-progress - $dst_image_pool/$dst_image_name"
log debug "xmitjob: $xmitjob"
if ! do_run $xmitjob; then
if ! do_run "$xmitjob"; then
log error "Transmitting Image failed"
return 1
fi
@@ -512,7 +516,13 @@ function rewriteconfig(){
local newpool=$3
local newconfig=$4
local newvmid=$5
cat "$oldconfig" | sed -r -e "s/^(virtio|ide|scsi|sata|mp)([0-9]+):\s([a-zA-Z0-9]+):(.*)-([0-9]+)-disk-([0-9]+).*,(.*)$/\1\2: $newpool:\4-$newvmid-disk-\6-\3,\7/g" | ssh $dst "cat - >$newconfig"
local sedcmd
if [ ! -z $opt_rewrite ]; then
sedcmd='sed -r -e '$opt_rewrite
else
sedcmd='sed -e /^$/,$d'
fi
cat "$oldconfig" | sed -r -e "s/^(virtio|ide|scsi|sata|mp)([0-9]+):\s([a-zA-Z0-9]+):(.*)-([0-9]+)-disk-([0-9]+).*,(.*)$/\1\2: $newpool:\4-$newvmid-disk-\6-\3,\7/g" | $sedcmd | sed -e '/^$/,$d' | grep -v "^parent:\s.*$" | ssh $dst "cat - >$newconfig"
}
function checkvmid(){