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-rw-r--r--scripts/lib/wic/plugins/imager/direct.py17
1 files changed, 15 insertions, 2 deletions
diff --git a/scripts/lib/wic/plugins/imager/direct.py b/scripts/lib/wic/plugins/imager/direct.py
index da1c061063d..71c0b1c82bf 100644
--- a/scripts/lib/wic/plugins/imager/direct.py
+++ b/scripts/lib/wic/plugins/imager/direct.py
@@ -141,7 +141,15 @@ class DirectPlugin(ImagerPlugin):
continue
if part.use_uuid:
- device_name = "PARTUUID=%s" % part.uuid
+ if part.fsuuid:
+ # FAT UUID is different from others
+ if len(part.fsuuid) == 10:
+ device_name = "UUID=%s-%s" % \
+ (part.fsuuid[2:6], part.fsuuid[6:])
+ else:
+ device_name = "UUID=%s" % part.fsuuid
+ else:
+ device_name = "PARTUUID=%s" % part.uuid
else:
# mmc device partitions are named mmcblk0p1, mmcblk0p2..
prefix = 'p' if part.disk.startswith('mmcblk') else ''
@@ -334,13 +342,18 @@ class PartitionedImage():
continue
part.realnum = realnum
- # generate parition UUIDs
+ # generate parition and filesystem UUIDs
for part in self.partitions:
if not part.uuid and part.use_uuid:
if self.ptable_format == 'gpt':
part.uuid = str(uuid.uuid4())
else: # msdos partition table
part.uuid = '%08x-%02d' % (self.identifier, part.realnum)
+ if not part.fsuuid:
+ if part.fstype == 'vfat' or part.fstype == 'msdos':
+ part.fsuuid = '0x' + str(uuid.uuid4())[:8].upper()
+ else:
+ part.fsuuid = str(uuid.uuid4())
def prepare(self, imager):
"""Prepare an image. Call prepare method of all image partitions."""