async def verifyClaimProof(self, msg: Any):
body, (frm, ha) = msg
link = self.verifyAndGetLink(msg)
if not link:
raise NotImplementedError
claimName = body[NAME]
nonce = getNonceForProof(body[NONCE])
proof = FullProof.fromStrDict(body[PROOF_FIELD])
proofInput = ProofInput.fromStrDict(body[PROOF_INPUT_FIELD])
revealedAttrs = fromDictWithStrValues(body[REVEALED_ATTRS_FIELD])
result = await self.verifier.verify(proofInput, proof, revealedAttrs,
nonce)
status = 'verified' if result else 'failed verification'
resp = {
TYPE:
CLAIM_PROOF_STATUS,
DATA:
' Your claim {} {} was received and {}\n'.format(
body[NAME], body[VERSION], status),
}
self.signAndSend(resp,
link.localIdentifier,
frm,
origReqId=body.get(f.REQ_ID.nm))
if result:
await self._postClaimVerif(claimName, link, frm)
async def verifyProof(self, msg: Any):
body, (frm, _) = msg
link = self.verifyAndGetLink(msg)
if not link:
raise NotImplementedError
proofName = body[NAME]
nonce = getNonceForProof(body[NONCE])
proof = FullProof.fromStrDict(body[PROOF_FIELD])
proofInput = ProofInput.fromStrDict(body[PROOF_INPUT_FIELD])
revealedAttrs = fromDictWithStrValues(body[REVEALED_ATTRS_FIELD])
result = await self.verifier.verify(proofInput, proof, revealedAttrs,
nonce)
self.logger.info('Proof "{}" accepted with nonce {}'.format(
proofName, nonce))
self.logger.info('Verifying proof "{}" from {}'.format(
proofName, link.name))
status = 'verified' if result else 'failed verification'
resp = {
TYPE:
PROOF_STATUS,
DATA:
' Your Proof {} {} was received and {}\n'.format(
body[NAME], body[VERSION], status),
}
self.signAndSend(resp,
link.localIdentifier,
frm,
origReqId=body.get(f.REQ_ID.nm))
if result:
for attribute in proofInput.revealedAttrs:
# Log attributes that were verified
self.logger.info('verified {}: {}'.format(
attribute, revealedAttrs[attribute]))
self.logger.info(
'Verified that proof "{}" contains attributes '
'from claim(s) issued by: {}'.format(
proofName,
", ".join(sorted([sk.issuerId
for sk in proof.schemaKeys]))))
await self._postProofVerif(proofName, link, frm)
else:
self.logger.info(
'Verification failed for proof {} from {} '.format(
proofName, link.name))
async def verifyProof(self, msg: Any):
body, (frm, _) = msg
link = self.verifyAndGetLink(msg)
if not link:
raise NotImplementedError
proofName = body[NAME]
nonce = getNonceForProof(body[NONCE])
proof = FullProof.fromStrDict(body[PROOF_FIELD])
proofInput = ProofInput.fromStrDict(body[PROOF_INPUT_FIELD])
revealedAttrs = fromDictWithStrValues(body[REVEALED_ATTRS_FIELD])
result = await self.verifier.verify(proofInput, proof,
revealedAttrs, nonce)
self.logger.info('Proof "{}" accepted with nonce {}'
.format(proofName, nonce))
self.logger.info('Verifying proof "{}" from {}'
.format(proofName, link.name))
status = 'verified' if result else 'failed verification'
resp = {
TYPE: PROOF_STATUS,
DATA: ' Your Proof {} {} was received and {}\n'.
format(body[NAME], body[VERSION], status),
}
self.signAndSend(resp, link.localIdentifier, frm,
origReqId=body.get(f.REQ_ID.nm))
if result:
for attribute in proofInput.revealedAttrs:
# Log attributes that were verified
self.logger.info('verified {}: {}'.
format(attribute, revealedAttrs[attribute]))
self.logger.info('Verified that proof "{}" contains attributes '
'from claim(s) issued by: {}'.format(
proofName, ", ".join(
sorted([sk.issuerId for sk in proof.schemaKeys]))))
await self._postProofVerif(proofName, link, frm)
else:
self.logger.info('Verification failed for proof {} from {} '
.format(proofName, link.name))
def testProofInputFromToDict():
proofInput = ProofInput(['name', 'age'],
[PredicateGE('age', 18),
PredicateGE('age', 25)])
assert proofInput == ProofInput.fromStrDict(proofInput.toStrDict())
