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| author | Jonathan Liu <net147@gmail.com> | 2017-07-31 20:53:39 +1000 |
|---|---|---|
| committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2017-08-03 11:14:04 +0100 |
| commit | 5619e72facbc9228d3cf8f844f198e03b536ac8c (patch) | |
| tree | d95dc973324f8c3b506f20b53cb04b43f95d6123 | |
| parent | 609f7f4ecd17c8299b97d9face098e3cc44fa6eb (diff) | |
| download | openembedded-core-5619e72facbc9228d3cf8f844f198e03b536ac8c.tar.gz openembedded-core-5619e72facbc9228d3cf8f844f198e03b536ac8c.tar.bz2 openembedded-core-5619e72facbc9228d3cf8f844f198e03b536ac8c.zip | |
wic: improve generating disk system identifier
This should reduce the chance of generating 0xffffffff as the disk
system identifier.
Signed-off-by: Jonathan Liu <net147@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
| -rw-r--r-- | scripts/lib/wic/plugins/imager/direct.py | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/scripts/lib/wic/plugins/imager/direct.py b/scripts/lib/wic/plugins/imager/direct.py index 51bdd3a984..5765bbb527 100644 --- a/scripts/lib/wic/plugins/imager/direct.py +++ b/scripts/lib/wic/plugins/imager/direct.py @@ -26,6 +26,7 @@ import logging import os +import random import shutil import tempfile import uuid @@ -303,7 +304,7 @@ class PartitionedImage(): # all partitions (in bytes) self.ptable_format = ptable_format # Partition table format # Disk system identifier - self.identifier = int.from_bytes(os.urandom(4), 'little') or 0xffffffff + self.identifier = random.SystemRandom().randint(1, 0xffffffff) self.partitions = partitions self.partimages = [] |