def _add_shards(self, fpt, md):
# remove any old shards we added
for shard in md.shards:
if shard.plugin_id == self.id:
db.session.delete(shard)
db.session.commit()
# add shards
for entry in fpt.entries:
if not entry.guid:
continue
if not entry.blob:
continue
shard = ComponentShard(component_id=md.component_id, plugin_id=self.id)
shard.set_blob(entry.blob, checksums='SHA256')
shard.ensure_info(entry.guid, entry.appstream_id)
md.shards.append(shard)
def _convert_files_to_shards(self, files):
# parse each EFI binary as a shard
shards = []
for fn in files:
sections = fn.rsplit('/')
name = sections[-1].split('.')[0]
kind = None
guid = None
for section in reversed(sections[:-1]):
if section.find('GUID_DEFINED') != -1:
continue
if section.find('COMPRESSION') != -1:
continue
dirname_sections = section.split('.')
guid = dirname_sections[0].split('_')[1].lower()
kind = dirname_sections[1]
break
if not guid:
continue
appstream_kinds = {
'FV_APPLICATION': 'Application',
'FV_DRIVER': 'Driver',
'FV_DXE_CORE': 'Dxe',
'FV_PEI_CORE': 'Pei',
'FV_PEIM': 'Peim',
'FV_RAW': 'Raw',
'FV_SECURITY_CORE': 'Security',
'FV_COMBINED_PEIM_DRIVER': 'PeimDriver',
}
if kind in appstream_kinds:
appstream_id = 'com.intel.Uefi.{}.{}'.format(
appstream_kinds[kind], name)
else:
appstream_id = 'com.intel.Uefi.{}'.format(name)
shard = ComponentShard(plugin_id=self.id)
shard.ensure_info(guid, appstream_id)
with open(fn, 'rb') as f:
shard.set_blob(f.read())
shards.append(shard)
return shards