====== XenServer 8.x ======

===== Auto start VM =====

Turn on autostart
<code bash>
#!/bin/sh

# Turn on auto_poweron

xe vm-param-set uuid=$( xe vm-list name-label=<name> --minimal ) other-config:auto_poweron=true
</code>

Turn off autostart
<code bash>
#!/bin/sh

# Turn off auto_poweron

xe vm-param-set uuid=$( xe vm-list name-label=<name> --minimal ) other-config:auto_poweron=false
</code>

===== Backup metadata to other storage =====
<code bash>
#!/bin/bash

STORAGE_SR_NAME="/dev/sdb1"

if [ -e /etc/xensource/pool.conf ]; then
    if [ "$(cat /etc/xensource/pool.conf)" = "master" ]; then
        sruuid=$( xe sr-list name-label=${STORAGE_SR_NAME} --minimal )
        "/opt/xensource/bin/xe-backup-metadata" -c -u $sruuid >/dev/null 2>&1
        EXITVALUE=$?
        if [ $EXITVALUE != 0 ]; then
             /usr/bin/logger -t backup-metadata "ALERT exited abnormally with [$EXITVALUE]"
        fi
    fi
fi

exit 0
</code>

===== Snapshot and copy VM =====

Snapshot and copy VM (possibly to other storage)

<code bash>
#!/bin/bash

set -e

VMToCopy=
NewName=${VMToCopy}-copy
DestStorageName="Local Storage"

oldcopyid=$( xe vm-list name-label=$NewName --minimal )
#echo $oldcopyid

snapid=$( xe vm-snapshot name-label=$VMToCopy new-name-label=$NewName-$datestr )
#echo "$? ID: $snapid"

datestr=$( date +%Y-%m-%d_%R_%Z )

templateid=$( xe snapshot-copy new-name-label=$NewName uuid=$snapid sr-uuid=$( xe sr-list name-label="$DestStorageName" --minimal ) )
#echo "$? ID: $templateid"

xe template-param-set uuid=$templateid is-a-template=false
#echo "$? ID: $templateid"

xe snapshot-uninstall uuid=$snapid force=true > /dev/null
#echo "$?"

xe vm-param-remove uuid=$templateid param-name=other-config param-key=auto_poweron
xe vm-param-set uuid=$templateid name-description="Copy made: $datestr"
#echo "$?"

xe vm-reset-powerstate uuid=$templateid force=true
#echo "$?"

xe vm-uninstall vm=$oldcopyid force=true > /dev/null

</code>