hardhat/src/internal/cli/telemetry/sentry/subprocess.ts

Hardhat is an extensible developer tool that helps smart contract developers increase productivity by reliably bringing together the tools they want.

/* eslint-disable no-restricted-syntax -- Allow top-level await */
import { captureMessage, close, captureException } from "@sentry/core";
import debug from "debug";

import { Anonymizer } from "./anonymizer.js";
import { init } from "./init.js";
import {
  createHttpTransport,
  sendEnvelopeToSentryBackend,
} from "./transport.js";

const log = debug("hardhat:core:sentry:subprocess");

const serializedEnvelope = process.argv[2];
const configPath = process.argv[3] !== "" ? process.argv[3] : undefined;
const dsn = process.argv[4];
const release = process.argv[5];
const environment = process.argv[6];

if (process.argv.length !== 7) {
  console.error(
    "Invalid number of arguments. Expected [<script>, <json-serialized-envelope>, <config-path>, <dsn>, <release>]",
  );
  process.exit(1);
}

log("Config path:", configPath);
log("Received envelope to be sent to Sentry from a subprocess");

init({
  dsn,
  release,
  transport: createHttpTransport(dsn),
  environment,
});

const envelope = JSON.parse(serializedEnvelope);

const anonymizer = new Anonymizer(configPath);

const filteredEnvelope =
  anonymizer.filterOutEventsWithExceptionsNotRaisedByHardhat(envelope);

if (filteredEnvelope[1].length === 0) {
  log("The events weren't raised by Hardhat, so we don't report them");
} else {
  const anonymizeResult =
    await anonymizer.anonymizeEventsFromEnvelope(filteredEnvelope);

  if (!anonymizeResult.success) {
    log("Failed to anonymize envelope", anonymizeResult.error);
    captureMessage(anonymizeResult.error);
  } else {
    try {
      log("Sending received envelope to Sentry");

      await sendEnvelopeToSentryBackend(dsn, anonymizeResult.envelope);

      log("Successfully sent received envelope to Sentry");
    } catch (e) {
      log("Failed to send received envelope to Sentry", e);

      captureException(e);
    }
  }
}

await close();