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set_file_owner.py

set_file_owner.py 2.0 KB
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  1. fname=r'h:\tmp.txt'
    2. 

  2. 

  3. import win32security,win32file,win32api,ntsecuritycon,win32con
    4. 

  4. 

  5. new_privs = ((win32security.LookupPrivilegeValue('',ntsecuritycon.SE_SECURITY_NAME),win32con.SE_PRIVILEGE_ENABLED),
    6. 

  6.              (win32security.LookupPrivilegeValue('',ntsecuritycon.SE_SHUTDOWN_NAME),win32con.SE_PRIVILEGE_ENABLED),
    7. 

  7.              (win32security.LookupPrivilegeValue('',ntsecuritycon.SE_TCB_NAME),win32con.SE_PRIVILEGE_ENABLED),
    8. 

  8.             (win32security.LookupPrivilegeValue('',ntsecuritycon.SE_RESTORE_NAME),win32con.SE_PRIVILEGE_ENABLED),
    9. 

  9.              (win32security.LookupPrivilegeValue('',ntsecuritycon.SE_TAKE_OWNERSHIP_NAME),win32con.SE_PRIVILEGE_ENABLED),
    10. 

  10.              (win32security.LookupPrivilegeValue('',ntsecuritycon.SE_CREATE_PERMANENT_NAME),win32con.SE_PRIVILEGE_ENABLED),
    11. 

  11.              (win32security.LookupPrivilegeValue('','SeEnableDelegationPrivilege'),win32con.SE_PRIVILEGE_ENABLED) ##doesn't seem to be in ntsecuritycon.py ?
    12. 

  12.             )
    13. 

  13. 

  14. ph = win32api.GetCurrentProcess()
    15. 

  15. th = win32security.OpenProcessToken(ph,win32security.TOKEN_ALL_ACCESS|win32con.TOKEN_ADJUST_PRIVILEGES)
    16. 

  16. win32security.AdjustTokenPrivileges(th,0,new_privs)
    17. 

  17. 

  18. all_security_info = \
    19. 

  19.     win32security.OWNER_SECURITY_INFORMATION|win32security.GROUP_SECURITY_INFORMATION| \
    20. 

  20.     win32security.DACL_SECURITY_INFORMATION|win32security.SACL_SECURITY_INFORMATION
    21. 

  21. 

  22. sd=win32security.GetFileSecurity(fname,all_security_info)
    23. 

  23. old_dacl=sd.GetSecurityDescriptorDacl()
    24. 

  24. old_sacl=sd.GetSecurityDescriptorSacl()
    25. 

  25. old_group=sd.GetSecurityDescriptorGroup()
    26. 

  26. 

  27. new_sd=win32security.SECURITY_DESCRIPTOR()
    28. 

  28. print "relative, valid, size: ",new_sd.IsSelfRelative(), new_sd.IsValid(), new_sd.GetLength()
    29. 

  29. 

  30. my_sid = win32security.GetTokenInformation(th,ntsecuritycon.TokenUser)[0]
    31. 

  31. tmp_sid = win32security.LookupAccountName('','tmp')[0]
    32. 

  32. 

  33. new_sd.SetSecurityDescriptorSacl(1,old_sacl,1)
    34. 

  34. new_sd.SetSecurityDescriptorDacl(1,old_dacl,1)
    35. 

  35. new_sd.SetSecurityDescriptorOwner(tmp_sid,0)
    36. 

  36. new_sd.SetSecurityDescriptorGroup(old_group,0)
    37. 

  37. 

  38. win32security.SetFileSecurity(fname,all_security_info,new_sd)
    39.