Parse metadata for staged OSTree deployment

parse-ostree-staged.py

#!/usr/bin/env python3
# Parse metadata for staged OSTree deployment
# (c) Karim Vergnes <[email protected]>

import json

from gi.repository import GLib

VARIANT_TYPE = GLib.VariantType("a{sv}")

sdict: dict

with open('/run/ostree/staged-deployment', 'rb') as sfile:
    svar = GLib.Variant.new_from_bytes(VARIANT_TYPE, GLib.Bytes(sfile.read()), True)
    sdict = dict(svar)

print(json.dumps(sdict))