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142 | echo "hello world"
DATE=`date +%d%B%y`
XSNAME=`echo $HOSTNAME`
#create parent directory mnt1
mkdir -p /ZCGXenBackup
#set BACKUPPATH
BACKUPPATH=/ZCGXenBackup/$XSNAME/$DATE
#set UUID FILE location
UUIDFILE=/tmp/uuids.txt
echo "BACKUPPATH " + $BACKUPPATH
echo "DATE " + $DATE
echo "HOSTNAME " + $HOSTNAME
##mount fileserver NFS,CIFS,or External HDD
###############################################################
###############################################################
##Only need to change this part, whether its to nas or to external harddisk
#if mnt1 exist(not) then we quit the script, if mnt1 exist then we mount ext hdd to /mnt1
#if [ ! -d /mnt1 ]
if [ ! -d /ZCGXenBackup ]
then
echo "No Mount point /ZCGXenBackup found, thus quiting backup now.."
exit 0
else
echo "Mount point /ZCGXenBackup found, mounting NFS or ext HDD to"
echo "/ZCGXenBackup now.."
mount -t ntfs-3g /dev/sdb1 /ZCGXenBackup
##NEED TO CHECK IF HARDDISK IS PHYSICALLY PLUGGED IN & is it correct /dev/sdb1 via dmesg
fi
#echo "end of IF mount point /ZCGXenBackup exist checking"
##Only need to change this part, whether its to nas or to external harddisk
##################################################################
##################################################################
##create backup location
mkdir -p $BACKUPPATH
echo "BACKUPPATH created"
##check if backup path if it does not exist, if quit script
## -d $BACKUPPATH returns true if it exists
##[ ! -d $BACKUPPATH ] && echo "BACKUPPATH does not exist"; exit 0 ||
echo "BACKUPPATH exists, continuing.."
if [ ! -d $BACKUPPATH ]
then
echo "BACKUPPATH does not exits, thus quiting backup now.."
echo "Please check backup location"; exit 0
else
echo "BACKUPPATH exists"
fi
#echo "end of IF BACKUPPATH checking"
##Fetch UUIDs, find VMs UUID
#xe vm-list is-control-domain=false is-a-snapshot=false
##first part is get the vms running, 2nd part get the uuid results only, 3rd part is cutting using the delimiter :
##returning only the uuid which is part 2 result of the cut as first part is uuid ( RO) and 2nd part is the uuid numbers
xe vm-list is-control-domain=false is-a-snapshot=false | grep uuid | cut -d":" -f2 > $UUIDFILE
##check if there is VM found on the xenserver
if [ ! -f $UUIDFILE ]
then
echo "UUIDFILE does not exits, thus quiting backup now.."
exit 0
else
echo "UUID VMs exists"
fi
#echo "end of IF UUIDS VM exist checking"
##create VM snap shot
#xe vm-snapshot uuid=8ac95696-94f3-83c1-bc89-8bb2603f832b new-name-label=testvmsnapshot
##convert from snapshot to vm
#xe template-param-set is-a-template=false ha-always-run=false uuid=b15c0531-88a5-98a4-e484-01bc89131561
##export to destination
#xe vm-export vm=b15c0531-88a5-98a4-e484-01bc89131561 filename=vm-backup.xva
##remove the snapshot
#xe vm-uninstall uuid=b15c0531-88a5-98a4-e484-01bc89131561 force=true
##test if else
#echo "start of IF"
#testvar=1
#if [ "$testvar" = 2 ]
#then
# echo "this is true"
#else
# echo "this is not true, ELSE"
#fi
#echo "end of IF"
echo "begining while loop"
##since this is a while loop, it will first check if $UUIDFILE is
##empty, if not empty then we go thur all the UUID inside
##the UUIDFILE variable and for each UUID we do the listing,
##create snapshot, convert to vm, exporting the snapshot, then
##deleting the snapshot
while read VMUUID
do
##listing all the VMs UUID in the xenserver which will include the
##HOST UUID and as well as snapshots, 2nd part or pipe is we only
##grep the name-label of the vm
##3rd part or pipe is to do substitution with the returned
##name-label string
##` inside there is to tell the system to treat it as a command`
##once the command is executed and result is assigned to the
##variable $VMNAME
echo "doing VMNAME part"
echo $VMUUID
VMNAME=`xe vm-list uuid=$VMUUID | grep name-label | cut -d":" -f2 | sed 's/^ *//g'`
echo $VMNAME
##setting the name for snapshot and creating a snapshot
##WE NEED TO MAKE SURE VM is RUNNING then this snapshot and export process will work
echo "doing snapshot part"
SNAPUUID=`xe vm-snapshot uuid=$VMUUID new-name-label="SNAPSHOT-$VMUUID-$DATE"`
##converting the snapshot to a VM so that this VM that is going to be exported can be
##use for import to other xenserver next time
echo "doing conversion part"
xe template-param-set is-a-template=false ha-always-run=false uuid=$SNAPUUID
##exporting the VM to destination
echo "doing export part"
xe vm-export vm=$SNAPUUID filename="$BACKUPPATH/$VMNAME-$DATE.xva"
##removing the created snapshot
echo "doing removing snapshot part"
xe vm-uninstall uuid=$SNAPUUID force=true
done < $UUIDFILE
##end of do while loop
echo "end of script"
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