kvm/scripts/make-combined-release

   1 #!/usr/bin/python
   2
   3 import sys, tarfile, os.path
   4
   5 # usage: $0 combined.tar.gz qemu.tar.gz kvm-kmod.tar.gz
   6
   7 outname, qemuname, kmodname = sys.argv[1:4]
   8
   9 out = tarfile.open(name = outname, mode = 'w:gz')
  10
  11 def tarcopy(dst, src, transform):
  12     for member in src:
  13         f = src.extractfile(member)
  14         member.name = transform(member.name)
  15         dst.addfile(member, f)
  16
  17 def stem(fname):
  18     fname = os.path.basename(fname)
  19     if fname.endswith('.tar.gz'):
  20         fname = fname[:-7]
  21     return fname
  22
  23 def transformer(old, new):
  24     def transform(fname):
  25         if fname.startswith(old + '/'):
  26             fname = new + fname[len(old):]
  27         return fname
  28     return transform
  29
  30 tarcopy(out, tarfile.open(name = qemuname),
  31         transformer(stem(qemuname), stem(outname)))
  32
  33 tarcopy(out, tarfile.open(name = kmodname),
  34         transformer(stem(kmodname), stem(outname) + '/kvm/kernel'))
  35
  36