Hi, Jeff
Great help : this works like a charm. I think I can customize it to read
from sfdisk. Do you agree with Peter Hansen (post below) about fdisk ?
Jeff Epler wrote:
> Using /proc/partitions is probably preferable because any user can read
> it, not just people who can be trusted with read access to drives, and
> because the format of /proc/partitions is probably simpler and more
> stable over time.
>
> That said, what you do is
> import commands
> fdisk_output = commands.getoutput("fdisk -l %s" % partition)
> followed by some specialized code to parse the output of 'fdisk -l'
> The following code is not at all tested, but might do the trick.
>
> # python parse_fdisk.py
> /dev/hda4 blocks=1060290 bootable=False partition_id_string='Linux swap'
> partition_id=130 start=8451 end=8582
> /dev/hda1 blocks=15634048 bootable=True partition_id_string='HPFS/NTFS'
> partition_id=7 start=1 end=1947
> /dev/hda3 blocks=9213277 bootable=False partition_id_string='W95 FAT32 (LBA)'
> partition_id=12 start=8583 end=9729
> /dev/hda2 blocks=52235347 bootable=False partition_id_string='Linux'
> partition_id=131 start=1948 end=8450
>
> # This source code is placed in the public domain
> def parse_fdisk(fdisk_output):
> result = {}
> for line in fdisk_output.split("\n"):
> if not line.startswith("/"): continue
> parts = line.split()
>
> inf = {}
> if parts[1] == "*":
> inf['bootable'] = True
> del parts[1]
> else:
> inf['bootable'] = False
>
> inf['start'] = int(parts[1])
> inf['end'] = int(parts[2])
> inf['blocks'] = int(parts[3].rstrip("+"))
> inf['partition_id'] = int(parts[4], 16)
> inf['partition_id_string'] = " ".join(parts[5:])
>
> result[parts[0]] = inf
> return result
>
> def main():
> import commands
> fdisk_output = commands.getoutput("fdisk -l /dev/hda")
> for disk, info in parse_fdisk(fdisk_output).items():
> print disk, " ".join(["%s=%r" % i for i in info.items()])
>
> if __name__ == '__main__': main()
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