add quote latency metrics within onchain quote provider (#529)

Uniswap · Apr 15, 2024 · 409f150 · 409f150
1 parent c38259c
commit 409f150
Showing 1 changed file with 10 additions and 1 deletion.
diff --git a/src/providers/on-chain-quote-provider.ts b/src/providers/on-chain-quote-provider.ts
@@ -300,7 +300,7 @@ export class OnChainQuoteProvider implements IOnChainQuoteProvider {
  protected successRateFailureOverrides: FailureOverrides = DEFAULT_SUCCESS_RATE_FAILURE_OVERRIDES,
  protected blockNumberConfig: BlockNumberConfig = DEFAULT_BLOCK_NUMBER_CONFIGS,
  protected quoterAddressOverride?: string,
- protected metricsPrefix?: string
+ protected metricsPrefix: string = '' // default metric prefix to be empty string
  ) {}
 
  private getQuoterAddress(useMixedRouteQuoter: boolean): string {
@@ -430,6 +430,8 @@ export class OnChainQuoteProvider implements IOnChainQuoteProvider {
  MetricLoggerUnit.Count
  );
 
+ const startTime = Date.now();
+
  let haveRetriedForSuccessRate = false;
  let haveRetriedForBlockHeader = false;
  let blockHeaderRetryAttemptNumber = 0;
@@ -772,6 +774,13 @@ export class OnChainQuoteProvider implements IOnChainQuoteProvider {
  amounts
  );
 
+ const endTime = Date.now();
+ metric.putMetric(
+ `${this.metricsPrefix}QuoteLatency`,
+ endTime - startTime,
+ MetricLoggerUnit.Milliseconds
+ )
+
  metric.putMetric(
  `${this.metricsPrefix}QuoteApproxGasUsedPerSuccessfulCall`,
  approxGasUsedPerSuccessCall,