Source code for insights.combiners.cryptsetup

Cryptsetup - combine metadata about LUKS devices

Combine outputs of LuksDump and LuksMeta parsers (with the same UUID) into a
single dictionary.

import copy

from insights import SkipComponent
from insights.core.plugins import combiner
from insights.parsers.cryptsetup_luksDump import LuksDump
from insights.parsers.luksmeta import LuksMeta

[docs]@combiner(LuksDump, optional=[LuksMeta]) class LuksDevices(list): """ Combiner for LUKS encrypted devices information. It uses the results of the ``LuksDump`` and ``LuksMeta`` parser (they are matched based UUID of the device they were collected from). Examples: >>> luks_devices[0]["header"]["Version"] '1' >>> "luksmeta" in luks_devices[0] True >>> "luksmeta" in luks_devices[1] False >>> luks_devices[0]["luksmeta"][0] Keyslot on index 0 is 'active' with no embedded metadata """ def __init__(self, luks_dumps, luks_metas): luksmeta_by_uuid = {} if luks_metas: for luks_meta in luks_metas: if "device_uuid" not in luks_meta: continue luksmeta_by_uuid[luks_meta["device_uuid"].lower()] = luks_meta for luks_dump in luks_dumps: uuid = luks_dump.dump["header"]["UUID"].lower() luks_dump_copy = copy.deepcopy(luks_dump.dump) if luks_metas and uuid in luksmeta_by_uuid: luks_dump_copy["luksmeta"] = luksmeta_by_uuid[uuid] self.append(luks_dump_copy) if not self: raise SkipComponent