Examples with ECDSASignature com.radixdlt.crypto.ECDSASignature used on opensource projects

Example 11 with ECDSASignature

use of com.radixdlt.crypto.ECDSASignature in project radixdlt by radixdlt.

the class SafetyRules method timeoutVote.

public Vote timeoutVote(Vote vote) {
    if (vote.isTimeout()) {
        // vote is already timed out
        return vote;
    }
    final VoteTimeout voteTimeout = VoteTimeout.of(vote);
    final HashCode voteTimeoutHash = hasher.hash(voteTimeout);
    final ECDSASignature timeoutSignature = this.signer.sign(voteTimeoutHash);
    final Vote timeoutVote = vote.withTimeoutSignature(timeoutSignature);
    this.state = this.state.toBuilder().lastVote(timeoutVote).build();
    this.persistentSafetyStateStore.commitState(this.state);
    return timeoutVote;
}

Example 12 with ECDSASignature

use of com.radixdlt.crypto.ECDSASignature in project radixdlt by radixdlt.

the class DifferentTimestampsCauseTimeoutTest method mutateProposal.

private Proposal mutateProposal(Proposal p, int destination) {
    QuorumCertificate committedQC = p.highQC().highestCommittedQC();
    UnverifiedVertex vertex = p.getVertex();
    ECDSASignature signature = p.getSignature();
    return new Proposal(mutateVertex(vertex, destination), committedQC, signature, Optional.empty());
}

Example 13 with ECDSASignature

use of com.radixdlt.crypto.ECDSASignature in project radixdlt by radixdlt.

the class DifferentTimestampsCauseTimeoutTest method mutateTimestampedSignature.

private TimestampedECDSASignature mutateTimestampedSignature(TimestampedECDSASignature signature, int destination) {
    long timestamp = signature.timestamp();
    ECDSASignature sig = signature.signature();
    return TimestampedECDSASignature.from(timestamp + destination, sig);
}

Example 14 with ECDSASignature

use of com.radixdlt.crypto.ECDSASignature in project radixdlt by radixdlt.

the class PendingVotes method processVoteForTC.

private Optional<TimeoutCertificate> processVoteForTC(Vote vote, BFTValidatorSet validatorSet) {
    if (!vote.isTimeout()) {
        // TC can't be formed if vote is not timed out
        return Optional.empty();
    }
    final ECDSASignature timeoutSignature = vote.getTimeoutSignature().orElseThrow();
    final VoteTimeout voteTimeout = VoteTimeout.of(vote);
    final HashCode voteTimeoutHash = this.hasher.hash(voteTimeout);
    final BFTNode node = vote.getAuthor();
    final ValidationState validationState = this.timeoutVoteState.computeIfAbsent(voteTimeoutHash, k -> validatorSet.newValidationState());
    final boolean signatureAdded = validationState.addSignature(node, vote.getTimestamp(), timeoutSignature);
    if (signatureAdded && validationState.complete()) {
        return Optional.of(new TimeoutCertificate(voteTimeout.getEpoch(), voteTimeout.getView(), validationState.signatures()));
    } else {
        return Optional.empty();
    }
}

Example 15 with ECDSASignature

use of com.radixdlt.crypto.ECDSASignature in project radixdlt by radixdlt.

the class SafetyRules method createVote.

public Vote createVote(VerifiedVertex proposedVertex, BFTHeader proposedHeader, long timestamp, HighQC highQC) {
    final VoteData voteData = constructVoteData(proposedVertex, proposedHeader);
    final var voteHash = Vote.getHashOfData(hasher, voteData, timestamp);
    // TODO make signing more robust by including author in signed hash
    final ECDSASignature signature = this.signer.sign(voteHash);
    return new Vote(this.self, voteData, timestamp, signature, highQC, Optional.empty());
}