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Added Documentation for updated housekeeping rules

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Bastian Mäuser
2022-10-28 13:56:02 +02:00
parent 812253a7e0
commit aecea23afd
2 changed files with 12 additions and 10 deletions
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9
README.md
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@@ -18,7 +18,7 @@ Usage:
crossover help
crossover version
crossover mirror --vmid=<string> --destination=<destionationhost> --pool=<targetpool> --keeplocal=n --keepremote=n
crossover mirror --vmid=<string> --destination=<destionationhost> --pool=<targetpool> --keeplocal=[n][d|s] --keepremote=[n][d|s]
Commands:
version Show version program
help Show help program
@@ -32,10 +32,13 @@ Options:
--excludevmids Exclusde VM IDs when using --vmid==all
--destination Target PVE Host in target pool. e.g. --destination=pve04
--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
--keeplocal How many additional Snapshots to keep locally, specified in seconds or day. e.g. --keeplocal=2d
--keepremote How many additional Snapshots to keep remote, specified in seconds or day. e.g. --keepremote=7d
--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.
--influxurl Influx API url (e.g. --influxurl=https://your-influxserver.com/api/)
--influxtoken Influx API token with write permission
--influxbucket Influx Bucket to write to (e.g. --influxbucket=telegraf/autogen)
Switches:
--online Allow online Copy
--nolock Don't lock source VM on Transfer (mainly for test purposes)

13
crossover
View File

@@ -49,7 +49,6 @@ declare opt_keep_remote='0s'
declare -r redstconf='^\/etc\/pve\/nodes\/(.*)\/qemu-server\/([0-9]+).conf$'
declare -r recephimg='([a-zA-Z0-9]+)\:(.*)'
declare -r restripsnapshots='/^$/,$d'
declare -r retimestamp='^.*@mirror-([0-9]+)$'
declare -r redateex='^([0-9]{4})([0-9]{2})([0-9]{2})([0-9]{2})([0-9]{2})([0-9]{2})$'
function usage(){
@@ -85,8 +84,8 @@ Options:
--excludevmids Exclusde VM IDs when using --vmid==all
--destination Target PVE Host in target pool. e.g. --destination=pve04
--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
--keeplocal How many additional Snapshots to keep locally. e.g. --keeplocal=2d
--keepremote How many additional Snapshots to keep remote. e.g. --keepremote=7d
--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.
--influxurl Influx API url (e.g. --influxurl=https://your-influxserver.com/api/)
@@ -539,6 +538,7 @@ function do_housekeeping(){
local rbdimage=$3
local keep=$4
local vm=$5
local snap
local -i keeptime
local -i ts
local -i snapepoch
@@ -546,7 +546,7 @@ function do_housekeeping(){
log info "VM $vm - Housekeeping: $horst $rbdpool/$rbdimage, keeping Snapshots for $keep"
cmd="ssh $horst rbd ls -l $rbdpool | grep $rbdimage@$opt_snapshot_prefix | cut -d ' ' -f 1|head -n -1"
snapshots=$(do_run "$cmd")
snapshots=$($cmd)
if [ "${keep:(-1)}" == "d" ]; then
keep=${keep%?}
keeptime=$(( $keep * 86400 ))
@@ -555,16 +555,15 @@ function do_housekeeping(){
keeptime=$keep
fi
for snap in $snapshots; do
[[ $snap =~ $retimestamp ]]
[[ $snap =~ ^.*@$opt_snapshot_prefix([0-9]+)$ ]]
ts=${BASH_REMATCH[1]}
[[ $ts =~ $redateex ]]
snapepoch=$(date --date "${BASH_REMATCH[1]}/${BASH_REMATCH[2]}/${BASH_REMATCH[3]} ${BASH_REMATCH[4]}:${BASH_REMATCH[5]}:${BASH_REMATCH[6]}" +%s)
age=$(($(date +"%s")-$snapepoch ))
age=$(($(date -u +"%s")-$snapepoch ))
if [ $age -gt $keeptime ]; then
cmd="ssh $horst rbd snap rm $rbdpool/$snap"
do_run "$cmd" 2>/dev/null
log info "VM $vm_id - Removing Snapshot $horst $rbdpool/$snap ($age""s) [rc:$?]"
return $rc
fi
done
}