75 lines
2.5 KiB
Rust
75 lines
2.5 KiB
Rust
use criterion::{criterion_group, criterion_main, BenchmarkId, Criterion, Throughput};
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use core::convert::TryFrom;
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use ed25519_zebra::*;
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use rand::thread_rng;
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fn sigs_with_distinct_pubkeys() -> impl Iterator<Item = (VerificationKeyBytes, Signature)> {
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std::iter::repeat_with(|| {
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let sk = SigningKey::new(thread_rng());
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let pk_bytes = VerificationKeyBytes::from(&sk);
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let sig = sk.sign(b"");
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(pk_bytes, sig)
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})
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}
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fn sigs_with_same_pubkey() -> impl Iterator<Item = (VerificationKeyBytes, Signature)> {
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let sk = SigningKey::new(thread_rng());
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let pk_bytes = VerificationKeyBytes::from(&sk);
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std::iter::repeat_with(move || {
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let sig = sk.sign(b"");
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(pk_bytes, sig)
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})
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}
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fn bench_batch_verify(c: &mut Criterion) {
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let mut group = c.benchmark_group("Batch Verification");
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for n in [8usize, 16, 24, 32, 40, 48, 56, 64].iter() {
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group.throughput(Throughput::Elements(*n as u64));
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let sigs = sigs_with_distinct_pubkeys().take(*n).collect::<Vec<_>>();
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group.bench_with_input(
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BenchmarkId::new("Unbatched verification", n),
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&sigs,
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|b, sigs| {
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b.iter(|| {
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for (vk_bytes, sig) in sigs.iter() {
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let _ =
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VerificationKey::try_from(*vk_bytes).and_then(|vk| vk.verify(sig, b""));
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}
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})
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},
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);
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group.bench_with_input(
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BenchmarkId::new("Signatures with Distinct Pubkeys", n),
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&sigs,
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|b, sigs| {
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b.iter(|| {
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let mut batch = batch::Verifier::new();
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for (vk_bytes, sig) in sigs.iter().cloned() {
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batch.queue((vk_bytes, sig, b""));
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}
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batch.verify(thread_rng())
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})
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},
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);
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let sigs = sigs_with_same_pubkey().take(*n).collect::<Vec<_>>();
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group.bench_with_input(
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BenchmarkId::new("Signatures with the Same Pubkey", n),
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&sigs,
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|b, sigs| {
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b.iter(|| {
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let mut batch = batch::Verifier::new();
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for (vk_bytes, sig) in sigs.iter().cloned() {
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batch.queue((vk_bytes, sig, b""));
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}
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batch.verify(thread_rng())
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})
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},
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);
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}
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group.finish();
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}
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criterion_group!(benches, bench_batch_verify);
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criterion_main!(benches);
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