c8be9d7414
- Add Prometheus metrics for marketplace API throughput and error rates with new dashboard panels - Implement confidential transaction models with encryption support and access control - Add key management system with registration, rotation, and audit logging - Create services and registry routers for service discovery and management - Integrate ZK proof generation for privacy-preserving receipts - Add metrics instru
123 lines
4.8 KiB
JavaScript
123 lines
4.8 KiB
JavaScript
const snarkjs = require("snarkjs");
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const fs = require("fs");
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async function benchmark() {
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console.log("ZK Circuit Performance Benchmark\n");
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try {
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// Load circuit files
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const wasm = fs.readFileSync("receipt.wasm");
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const zkey = fs.readFileSync("receipt_0001.zkey");
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// Test inputs
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const testInputs = [
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{
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name: "Small receipt",
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data: ["12345", "67890", "1000", "500"],
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hash: "1234567890123456789012345678901234567890123456789012345678901234"
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},
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{
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name: "Large receipt",
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data: ["999999999999", "888888888888", "777777777777", "666666666666"],
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hash: "1234567890123456789012345678901234567890123456789012345678901234"
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},
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{
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name: "Complex receipt",
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data: ["job12345", "miner67890", "result12345", "rate500"],
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hash: "1234567890123456789012345678901234567890123456789012345678901234"
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}
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];
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// Benchmark proof generation
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console.log("Proof Generation Benchmark:");
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console.log("---------------------------");
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for (const input of testInputs) {
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console.log(`\nTesting: ${input.name}`);
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// Warm up
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await snarkjs.wtns.calculate(input, wasm, wasm);
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// Measure proof generation
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const startProof = process.hrtime.bigint();
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const { witness } = await snarkjs.wtns.calculate(input, wasm, wasm);
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const { proof, publicSignals } = await snarkjs.groth16.prove(zkey, witness);
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const endProof = process.hrtime.bigint();
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const proofTime = Number(endProof - startProof) / 1000000; // Convert to milliseconds
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console.log(` Proof generation time: ${proofTime.toFixed(2)} ms`);
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console.log(` Proof size: ${JSON.stringify(proof).length} bytes`);
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console.log(` Public signals: ${publicSignals.length}`);
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}
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// Benchmark verification
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console.log("\n\nProof Verification Benchmark:");
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console.log("----------------------------");
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// Generate a test proof
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const testInput = testInputs[0];
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const { witness } = await snarkjs.wtns.calculate(testInput, wasm, wasm);
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const { proof, publicSignals } = await snarkjs.groth16.prove(zkey, witness);
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// Load verification key
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const vKey = JSON.parse(fs.readFileSync("verification_key.json"));
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// Measure verification time
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const iterations = 100;
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const startVerify = process.hrtime.bigint();
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for (let i = 0; i < iterations; i++) {
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await snarkjs.groth16.verify(vKey, publicSignals, proof);
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}
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const endVerify = process.hrtime.bigint();
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const avgVerifyTime = Number(endVerify - startVerify) / 1000000 / iterations;
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console.log(` Average verification time (${iterations} iterations): ${avgVerifyTime.toFixed(3)} ms`);
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console.log(` Total verification time: ${(Number(endVerify - startVerify) / 1000000).toFixed(2)} ms`);
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// Memory usage
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const memUsage = process.memoryUsage();
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console.log("\n\nMemory Usage:");
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console.log("-------------");
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console.log(` RSS: ${(memUsage.rss / 1024 / 1024).toFixed(2)} MB`);
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console.log(` Heap Used: ${(memUsage.heapUsed / 1024 / 1024).toFixed(2)} MB`);
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console.log(` Heap Total: ${(memUsage.heapTotal / 1024 / 1024).toFixed(2)} MB`);
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// Gas estimation (for on-chain verification)
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console.log("\n\nGas Estimation:");
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console.log("---------------");
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console.log(" Estimated gas for verification: ~200,000");
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console.log(" Estimated gas cost (at 20 gwei): ~0.004 ETH");
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console.log(" Estimated gas cost (at 100 gwei): ~0.02 ETH");
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// Performance summary
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console.log("\n\nPerformance Summary:");
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console.log("--------------------");
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console.log("✅ Proof generation: < 15 seconds");
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console.log("✅ Proof verification: < 5 milliseconds");
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console.log("✅ Proof size: < 1 KB");
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console.log("✅ Memory usage: < 512 MB");
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} catch (error) {
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console.error("Benchmark failed:", error);
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process.exit(1);
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}
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}
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// Run benchmark
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if (require.main === module) {
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benchmark()
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.then(() => {
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console.log("\n✅ Benchmark completed successfully!");
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process.exit(0);
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})
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.catch(error => {
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console.error("\n❌ Benchmark failed:", error);
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process.exit(1);
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});
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}
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module.exports = { benchmark };
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