Signature creation in Python3: Difference between revisions
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(Created page with "==== Return to: Insightful_Comments ==== Russw_ on 20211029 @01:00am EST said: ----------------------- GOT IT! This works for me: <code> basicSpendBundle = await alice.spend_coin(testcoin, pushtx = False, args = spendArgs) // assemble the aggregated BLS signatures on their own... // - in this case there is only 1 sig, so `aggSig == sig1`, and `AugScheme.MPL.aggregate` is // not actually needed here... but just add more to sigs when needed privateKey = alice....") |
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GOT IT! This works for me: | GOT IT! This works for me: | ||
basicSpendBundle = await alice.spend_coin(testcoin, pushtx = False, args = spendArgs) | |||
// | // assemble the aggregated BLS signatures on their own... | ||
// | // - in this case there is only 1 sig, so `aggSig == sig1`, and `AugScheme.MPL.aggregate` is | ||
// not actually needed here... but just add more to sigs when needed | |||
privateKey = alice.sk() | |||
messageToSign = clvm.casts.int_to_bytes(msg_id) | |||
sig1 = blspy.AugSchemeMPL.sign(privateKey, messageToSign) | |||
sigs = [sig1] # not actually needed with a single sig | |||
aggSig = blspy.AugSchemeMPL.aggregate(sigs) # not actually needed with a single sig | |||
// | //This is the way to make the combined spend... | ||
// - clean separation between assembling the Coin spends and the agg sigs works well | |||
combinedSpend = cdv.test.SpendBundle(coinSpends, aggSig) # in this single sig case, sig1 would be fine here | |||
//verify both (even though sig1 and combinedSpend.aggregated_signature are the same in this case) | |||
assert blspy.AugSchemeMPL.verify(alice.pk_, messageToSign, | assert blspy.AugSchemeMPL.verify(alice.pk_, messageToSign, sig1) | ||
result = await network.push_tx(combinedSpend) | assert blspy.AugSchemeMPL.verify(alice.pk_, messageToSign, combinedSpend.aggregated_signature) | ||
result = await network.push_tx(combinedSpend) | |||
Latest revision as of 02:00, 18 November 2023
Return to: Insightful_Comments
Russw_ on 20211029 @01:00am EST said:
GOT IT! This works for me:
basicSpendBundle = await alice.spend_coin(testcoin, pushtx = False, args = spendArgs)
// assemble the aggregated BLS signatures on their own...
// - in this case there is only 1 sig, so `aggSig == sig1`, and `AugScheme.MPL.aggregate` is
// not actually needed here... but just add more to sigs when needed
privateKey = alice.sk()
messageToSign = clvm.casts.int_to_bytes(msg_id)
sig1 = blspy.AugSchemeMPL.sign(privateKey, messageToSign)
sigs = [sig1] # not actually needed with a single sig
aggSig = blspy.AugSchemeMPL.aggregate(sigs) # not actually needed with a single sig
//This is the way to make the combined spend...
// - clean separation between assembling the Coin spends and the agg sigs works well
combinedSpend = cdv.test.SpendBundle(coinSpends, aggSig) # in this single sig case, sig1 would be fine here
//verify both (even though sig1 and combinedSpend.aggregated_signature are the same in this case)
assert blspy.AugSchemeMPL.verify(alice.pk_, messageToSign, sig1)
assert blspy.AugSchemeMPL.verify(alice.pk_, messageToSign, combinedSpend.aggregated_signature)
result = await network.push_tx(combinedSpend)