@mgcrea/fastify-graceful-exit/dist/index.js

Graceful exit for your fastify application

// src/index.ts
import fastifyPlugin from "fastify-plugin";

// src/plugin.ts
var plugin = async (fastify, options = {}) => {
  const { logBindings = { plugin: "fastify-graceful-exit" }, timeout = 3e3 } = options;
  const { log } = fastify;
  let closePromise = null;
  const gracefullyClose = async (signal) => {
    if (closePromise) {
      return closePromise;
    }
    log.warn(logBindings, `Fastify is gracefully closing from signal="${signal}" ...`);
    setTimeout(() => {
      log.warn(logBindings, `Failed to gracefully close before timeout`);
      process.exit(1);
    }, timeout);
    closePromise = fastify.close();
    await closePromise;
    process.exit(0);
  };
  process.on("uncaughtException", async (err) => {
    log.error({ err }, `Uncaught Exception: ${err.message}`);
    await gracefullyClose("uncaughtException");
  });
  process.on("unhandledRejection", async (reason, _promise) => {
    log.error({ reason }, `Unhandled Rejection: ${String(reason)}`);
    await gracefullyClose("unhandledRejection");
  });
  process.on("SIGTERM", gracefullyClose);
  process.on("SIGINT", gracefullyClose);
  process.on("SIGUSR2", gracefullyClose);
};

// src/index.ts
var src_default = fastifyPlugin(plugin, {
  fastify: ">=4",
  name: "fastify-graceful-exit"
});
export {
  src_default as default
};
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