发一个XENSERVER实用的bash给大家.绝对原创

Bendy

迅速清除VM的C盘.以模板系统的C盘代替..
其它盘不用动..
其效果..可想而知...

1. #!/bin/sh
   
2. #reset driver C
   
3. #write by bendy 67052 [at] qq.com
   
4. 
   
5. if [ -z "${XE}" ]; then
   
6.   XE=xe
   
7. fi
   
8. 
   
9. # Check there's a vm uuid parameter to the command
   
10. if [ $# -ne 1 ]; then
    
11.         echo "usage: $0 <vm_uuid_to_reset>"
    
12.         exit 1
    
13. fi
    
14. vmuuid=$1
    
15. 
    
16. # Check if there's a VM by the uuid specified
    
17. ${XE} vm-list params=uuid | grep -q " ${vmuuid}$"
    
18. if [ $? -ne 0 ]; then
    
19.         echo "error: no vm uuid \"${vmuuid}\" found"
    
20.         exit 2
    
21. fi
    
22. 
    
23. # Check the power state of the vm
    
24. name=$(${XE} vm-list uuid=${vmuuid} params=name-label --minimal)
    
25. state=$(${XE} vm-list uuid=${vmuuid} params=power-state --minimal)
    
26. wasrunning=0
    
27. 
    
28. # If the VM state is running, we shutdown the vm first
    
29. if [ "${state}" = "running" ]; then
    
30.         ${XE} vm-shutdown uuid=${vmuuid}
    
31.         ${XE} event-wait class=vm power-state=halted uuid=${vmuuid}
    
32.         wasrunning=1
    
33. fi
    
34. 
    
35. # destroy OLD C
    
36. ${XE} vbd-destroy uuid=`${XE} vbd-list vm-uuid=${vmuuid} device=hda | /usr/bin/perl -e 'while (<STDIN>) { if (/^uuid.* ([^ ]*)$/) { $uuid = $1; } } print "$uuid";'`
    
37. #echo "destroy ok"
    
38. 
    
39. # get drivce c uuid
    
40. viduuid=$(${XE} vbd-list device=hda  | /usr/bin/perl -e 'while (<STDIN>) { if (/vdi-uuid.* ([^ ]*)$/) { $uuid = $1; } if ( $find ) { last;} if (/vm-name-label \( RO\): win/) { $find="yes" } } print "$uuid";')
    
41. #echo ${viduuid}
    
42. 
    
43. # clone driver C
    
44. newviduuid=$(${XE} vdi-clone new-name-label=clone uuid=${viduuid})
    
45. #echo "${newviduuid}"
    
46. 
    
47. # inst new vbd
    
48. ${XE} vbd-create vm-uuid=${vmuuid} device=hda vdi-uuid=${newviduuid} bootable=true type=Disk mode=RW

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(tips...模板系统的LABEL需要是win开头)