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最近忙着弄虚拟机，什么数据都需要备份，即使虚拟机也不例外，下面是我自己写的备份脚本根据实际情况进行使用，：）
首先做一个NFS服务器，此服务器需要大容量磁盘，然后再需要备份的虚拟服务器主机上挂在共享目录
然后就可以实施脚本做成计划任务做备份
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#### 创建所有虚拟机的快照并导出为模板删除快照 ####
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#全部 测试OK
#!/bin/bash
#Version: v.2
#Date: 2012.07.20
#Auther:andylhz
#Propose:Create All VM‘s snapshot on XenServer and export snapshot to template and delete the snapshot.
#Script name: A_vm_export_shapshot_to_template.sh, Example:./A_vm_export_shapshot_to_template.sh
##Get System Date
DT=$(date +%Y%m%d%H%M%S)
##Seting backup dir
backup_dir=/root/vmbk
##Get VM uuid list
echo "VM snapshot is createing...."
for vmname in `xe vm-list params=name-label |awk ‘{print $5}‘ |grep -v ^C |sed ‘/^$/d‘` ;
do echo `xe vm-snapshot vm=$vmname new-name-label=$vmname` >> $backup_dir/snapshot_uuid ;
if [ $? -eq 0 ]; then
echo "VM snapshot $vmname is created....OK!"
else
echo "VM snapshot $vmname is created....FAILSE!"
exit 1
fi
done
##Export snapshots as a template
#Get snapshot uuid
xe snapshot-list params=uuid,name-label|sed ‘/^$/d‘ |awk ‘{print $4,$5}‘ |sed ‘s/: //g‘|sed -e ‘N; s/n/ /g‘ >$backup_dir/vmname_sanpuid
echo "Templates are exporting please waite....."
for snap_uuid in `cat $backup_dir/vmname_snapuid|awk ‘{print $1}‘`;
do xe snapshot-export-to-template snapshot-uuid=$snap_uuid filename=$backup_dir/$snap_uuid$DT.xva ;
if [ $? -eq 0 ]; then
echo "VM template $snap_uuid$DT is created....OK!"
else
echo "VM template $snap_uuid$DT is created....FAILSE!"
exit 1
fi
done
##Compressed export file.
cd $backup_dir
echo "VM templates are being compressed...."
gzip *.xva
if [ $? -eq 0 ]; then
echo "VM template is compressed....OK!"
else
echo "VM template is compressed....FAILSE!"
exit 1
fi
##Delete snapshot
echo "Deleteing snapshot....."
for snap_uuid in `cat $backup_dir/snapshot_uuid`;
do xe snapshot-uninstall snapshot-uuid=$snap_uuid force=true;
if [ $? -eq 0 ]; then
echo "Snapshot $snap_uuid deleted.....OK!"
else
echo "Snapshot $snap_uuid deleted.....FAILSE!"
exit 1
fi
done
mv snapshot_uuid snapshot_uuid$DT
mv vmname_sanpuid vmname_sanpuid$DT
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#### 对某个虚拟机做快照并导出为模板 ####
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#静默方式 测试OK！
#!/bin/bash
#Version: v.1
#Date: 2012.07.20
#Auther:andylhz
#Propose:Create one VM‘s snapshot on XenServer and export snapshot to template and delete the snapshot.
#Script name: Q_vm_export_shapshot_to_template.sh, Example:Q_vm_export_shapshot_to_template.sh snapshot_name
#Dfine varable
#Get System Date
DT=$(date +%Y%m%d%H%M%S)
#Seting backup dir
backup_dir=/root/vmbk
#VM name you want to export, parameter is shapshot name!
v_host=$1
##Create vm snapshot
echo "VM snapshot is createing...."
echo `xe vm-snapshot vm=$v_host new-name-label=$v_host$DT` > $backup_dir/snapshot_uuid
[ -n $backup_dir/snapshot_uuid ]
if [ $? -eq 1 ]; then
echo "VM snapshot $v_host$DT is created....OK!"
else
echo "VM snapshot $v_host$DT created....FAILSE !"
exit 1
fi
sn_uuid=`cat $backup_dir/snapshot_uuid`
echo "Convert snapshot to template and export"
echo "Template exporting....."
xe snapshot-export-to-template snapshot-uuid=$sn_uuid filename=$backup_dir/$v_host$DT.xva
if [ $? -eq 0 ]; then
echo "Template $v_host$DT Exported...OK!"
else
echo "Template $v_host$DT Exported...FAILSE!"
exit 1
fi
cd $backup_dir
echo "VM templates are being compressed...."
gzip $v_host*.xva
if [ $? -eq 0 ]; then
echo "VM template $v_host*.xva is compressed....OK!"
else
echo "VM template $v_host*.xva is compressed....FAILSE!"
exit 1
fi
echo "Deleteing snapshot："$sn_uuid
xe snapshot-uninstall snapshot-uuid=$sn_uuid force=true
if [ $? -eq 0 ]; then
echo "Snapshot $sn_uuid deleted.....OK!"
else
echo "Snapshot $sn_uuid deleted.....FAILSE!"
exit 1
fi
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#### 解压缩模板并导入创建虚拟机 ####
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#!/bin/bash
#Version v.1
#Date: 2012.07.20
#Auther:andylhz
#Porpose: Install VM from GZIP template.
#Script name: gzip_vm_install_from_template.sh, Example:gzip_vm_install_from_template.sh abc_template.gz
#Import VM template and install
#read import
gunzip $1
#gunzip import file
importfile=`echo $1 |sed s/.gz$//g`
#importfile=`echo $import |sed s/.gz$//g`
xe vm-import filename=$importfile
if [ $? -eq 0 ]; then
echo "VM Template $importfile import success....OK!"
else
echo "VM Template $importfile import....FAILSE!"
exit 1
fi
##Create VM from template
echo "Installing VM:"${importfile}clone
xe vm-install template=$importfile new-name-label=${importfile}clone
if [ $? -eq 0 ]; then
echo "Installing VM:"${importfile}clone....OK!"
else
echo "Installing VM:"${importfile}clone....FAILSE!"
exit 1
fi
#Starting VM
echo "Starting VM:"${importfile}clone
xe vm-start vm=${importfile}clone
if [ $? -eq 0 ]; then
echo "Starting VM:"${importfile}clone....OK!"
else
echo "Starting VM:"${importfile}clone....FAILSE!"
exit 1
fi
echo "All options is OK"
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#### 根据导入模板并创建虚拟机 ####
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静默+参数模式：
#!/bin/bash
#Version v.2
#Date: 2012.07.20
#Auther: andylhz
#Porpose: Install VM from template.
#Script name: Q_vm_install_from_template.sh, Example: Q_vm_install_from_template.sh template_name
##Creater VM from imported template
install_tp=$1
echo "Use VM template is:"$1
echo "The VM is installing....."
xe vm-install template=$install_tp new-name-label=${install_tp}clone
echo "Starting VM:"${install_tp}clone
xe vm-start vm=${install_tp}clone
echo "Starting VM:"${install_tp}clone "OK!"
echo "All options is OK!"
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备份中的备份文件夹是挂在远端的NFS 服务器到本地xen服务器上。
NFS配置在这里不做介绍
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原文地址：http://www.cnblogs.com/supper-hjx/p/5776224.html
