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chore(bb): reinstate "chore: uncomment asserts in oink rec verifier"" #8356

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Sep 4, 2024
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26 changes: 16 additions & 10 deletions barretenberg/cpp/src/barretenberg/aztec_ivc/aztec_ivc.test.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -151,10 +151,10 @@ TEST_F(AztecIVCTests, BasicFour)
};

/**
* @brief Check that the IVC fails to verify if an intermediate fold proof is invalid
* @brief Check that the IVC fails if an intermediate fold proof is invalid
* @details When accumulating 4 circuits, there are 3 fold proofs to verify (the first two are recursively verfied and
* the 3rd is verified as part of the IVC proof). Check that if any of one of these proofs is invalid, the IVC will fail
* to verify.
* the 3rd is verified as part of the IVC proof). Check that if any of one of these proofs is invalid, the IVC will
* fail.
*
*/
TEST_F(AztecIVCTests, BadProofFailure)
Expand All @@ -175,7 +175,7 @@ TEST_F(AztecIVCTests, BadProofFailure)
EXPECT_TRUE(ivc.prove_and_verify());
}

// The IVC fails to verify if the FIRST fold proof is tampered with
// The IVC throws an exception if the FIRST fold proof is tampered with
{
AztecIVC ivc;
ivc.trace_structure = TraceStructure::SMALL_TEST;
Expand All @@ -185,6 +185,11 @@ TEST_F(AztecIVCTests, BadProofFailure)
// Construct and accumulate a set of mocked private function execution circuits
size_t NUM_CIRCUITS = 4;
for (size_t idx = 0; idx < NUM_CIRCUITS; ++idx) {
if (idx == 3) { // At idx = 3, we've tampered with the one of the folding proofs so create the recursive
// folding verifier will throw an error.
EXPECT_ANY_THROW(circuit_producer.create_next_circuit(ivc, /*log2_num_gates=*/5));
break;
}
auto circuit = circuit_producer.create_next_circuit(ivc, /*log2_num_gates=*/5);
ivc.accumulate(circuit);

Expand All @@ -193,11 +198,9 @@ TEST_F(AztecIVCTests, BadProofFailure)
tamper_with_proof(ivc.verification_queue[0].proof); // tamper with first proof
}
}

EXPECT_FALSE(ivc.prove_and_verify());
}

// The IVC fails to verify if the SECOND fold proof is tampered with
// The IVC fails if the SECOND fold proof is tampered with
{
AztecIVC ivc;
ivc.trace_structure = TraceStructure::SMALL_TEST;
Expand All @@ -207,6 +210,11 @@ TEST_F(AztecIVCTests, BadProofFailure)
// Construct and accumulate a set of mocked private function execution circuits
size_t NUM_CIRCUITS = 4;
for (size_t idx = 0; idx < NUM_CIRCUITS; ++idx) {
if (idx == 3) { // At idx = 3, we've tampered with the one of the folding proofs so create the recursive
// folding verifier will throw an error.
EXPECT_ANY_THROW(circuit_producer.create_next_circuit(ivc, /*log2_num_gates=*/5));
break;
}
auto circuit = circuit_producer.create_next_circuit(ivc, /*log2_num_gates=*/5);
ivc.accumulate(circuit);

Expand All @@ -215,11 +223,9 @@ TEST_F(AztecIVCTests, BadProofFailure)
tamper_with_proof(ivc.verification_queue[1].proof); // tamper with second proof
}
}

EXPECT_FALSE(ivc.prove_and_verify());
}

// The IVC fails to verify if the 3rd/FINAL fold proof is tampered with
// The IVC fails if the 3rd/FINAL fold proof is tampered with
{
AztecIVC ivc;
ivc.trace_structure = TraceStructure::SMALL_TEST;
Expand Down
11 changes: 4 additions & 7 deletions barretenberg/cpp/src/barretenberg/client_ivc/client_ivc.test.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -106,7 +106,7 @@ TEST_F(ClientIVCTests, BasicThree)
};

/**
* @brief Check that the IVC fails to verify if an intermediate fold proof is invalid
* @brief Check that the IVC fails if an intermediate fold proof is invalid
*
*/
TEST_F(ClientIVCTests, BasicFailure)
Expand All @@ -128,13 +128,10 @@ TEST_F(ClientIVCTests, BasicFailure)
break;
}
}

// Accumulate another circuit; this involves recursive folding verification of the bad proof
// Accumulate another circuit; this involves recursive folding verification of the bad proof which throws an error
// because of circuit sizes don't match.
Builder circuit_2 = create_mock_circuit(ivc);
ivc.accumulate(circuit_2);

// The bad fold proof should result in an invalid witness in the final circuit and the IVC should fail to verify
EXPECT_FALSE(prove_and_verify(ivc));
EXPECT_ANY_THROW(ivc.accumulate(circuit_2));
};

/**
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -41,14 +41,18 @@ template <typename Flavor> void OinkRecursiveVerifier_<Flavor>::verify()
CommitmentLabels labels;

FF circuit_size = transcript->template receive_from_prover<FF>(domain_separator + "circuit_size");
transcript->template receive_from_prover<FF>(domain_separator + "public_input_size");
transcript->template receive_from_prover<FF>(domain_separator + "pub_inputs_offset");

// TODO(https://github.com/AztecProtocol/barretenberg/issues/1032): Uncomment these once it doesn't cause issues
// with the flows
// ASSERT(static_cast<uint32_t>(circuit_size.get_value()) == key->circuit_size);
// ASSERT(static_cast<uint32_t>(public_input_size.get_value()) == key->num_public_inputs);
// ASSERT(static_cast<uint32_t>(pub_inputs_offset.get_value()) == key->pub_inputs_offset);
FF public_input_size = transcript->template receive_from_prover<FF>(domain_separator + "public_input_size");
FF pub_inputs_offset = transcript->template receive_from_prover<FF>(domain_separator + "pub_inputs_offset");

if (static_cast<uint32_t>(circuit_size.get_value()) != instance->verification_key->circuit_size) {
throw_or_abort("OinkRecursiveVerifier::verify: proof circuit size does not match verification key");
}
if (static_cast<uint32_t>(public_input_size.get_value()) != instance->verification_key->num_public_inputs) {
throw_or_abort("OinkRecursiveVerifier::verify: proof public input size does not match verification key");
}
if (static_cast<uint32_t>(pub_inputs_offset.get_value()) != instance->verification_key->pub_inputs_offset) {
throw_or_abort("OinkRecursiveVerifier::verify: proof public input offset does not match verification key");
}

std::vector<FF> public_inputs;
for (size_t i = 0; i < instance->verification_key->num_public_inputs; ++i) {
Expand Down
2 changes: 1 addition & 1 deletion yarn-project/README.md
Original file line number Diff line number Diff line change
Expand Up @@ -86,6 +86,6 @@ COMMIT_TAG=<RELEASE_TAG_NUMBER_YOU_WANT e.g. aztec-packages-v0.8.8>
- Extract `VERSION` as the script shows (in the eg it should be 0.8.8)
- Skip the version existing checks like `if [ "$VERSION" == "$PUBLISHED_VERSION" ]` and `if [ "$VERSION" != "$HIGHER_VERSION" ]`. Since this is our first time deploying the package, `PUBLISHED_VERSION` and `HIGHER_VERSION` will be empty and hence these checks would fail. These checks are necessary in the CI for continual releases.
- Locally update the package version in package.json using `jq` as shown in the script.
- Do a dry-run
- Do a dry-run.
- If dry run succeeds, publish the package!
5. Create a PR by adding your package into the `deploy-npm` script so next release onwards, CI can cut releases for your package.
2 changes: 1 addition & 1 deletion yarn-project/circuits.js/src/structs/verification_key.ts
Original file line number Diff line number Diff line change
Expand Up @@ -79,7 +79,7 @@ export class CommitmentMap {
// TODO: find better home for these constants
export const CIRCUIT_SIZE_INDEX = 0;
export const CIRCUIT_PUBLIC_INPUTS_INDEX = 1;
export const CIRCUIT_RECURSIVE_INDEX = 0;
export const CIRCUIT_RECURSIVE_INDEX = 3;
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is_recursive bool is the 4th value in the verification key


/**
* Provides a 'fields' representation of a circuit's verification key
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -41,9 +41,13 @@ describe('prover/bb_prover/base-rollup', () => {
const tx = makePaddingProcessedTxFromTubeProof(paddingTxPublicInputsAndProof);

logger.verbose('Building base rollup inputs');
const baseRollupInputProof = makeEmptyRecursiveProof(NESTED_RECURSIVE_PROOF_LENGTH);
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these have to match or the recursive verifier will throw an error

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I'm a little surprised this test didn't fail with a garbage proof before.

baseRollupInputProof.proof[0] = paddingTxPublicInputsAndProof.verificationKey.keyAsFields.key[0];
baseRollupInputProof.proof[1] = paddingTxPublicInputsAndProof.verificationKey.keyAsFields.key[1];
baseRollupInputProof.proof[2] = paddingTxPublicInputsAndProof.verificationKey.keyAsFields.key[2];
const baseRollupInputs = await buildBaseRollupInput(
tx,
makeEmptyRecursiveProof(NESTED_RECURSIVE_PROOF_LENGTH),
baseRollupInputProof,
context.globalVariables,
context.actualDb,
paddingTxPublicInputsAndProof.verificationKey,
Expand Down
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