Madiator2011/lbry-sdk
1
0
Fork 0
forked from LBRYCommunity/lbry-sdk
Code Pull requests Activity

adds a way to verify detached signatures

Browse source
This commit is contained in:
Victor Shyba 2018-12-15 03:25:12 -03:00 committed by Lex Berezhny
parent e38ef2af1f
commit f8ed605da2
1 changed files with 19 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

19
lbrynet/schema/validator.py
View file

@ -76,6 +76,25 @@ class Validator:
from ecdsa import BadSignatureError
raise BadSignatureError
def validate_detached_claim_signature(self, claim, claim_address, name):
decoded_address = decode_address(claim_address)
# extract and serialize the stream from the claim, then check the signature
signature = claim.detached_signature.raw_signature
if signature is None:
raise Exception("No signature to validate")
name = name.lower().encode()
to_sign = bytearray()
to_sign.extend(name)
to_sign.extend(decoded_address)
to_sign.extend(claim.serialized_no_signature)
to_sign.extend(binascii.unhexlify(self.certificate_claim_id))
return self.validate_signature(self.HASHFUNC(to_sign).digest(), signature)
def validate_claim_signature(self, claim, claim_address):
decoded_address = decode_address(claim_address)