exthos/examples/llapis/inport.bloblang.stdout_add.start.stop.js

stream processing in nodejs using the power of golang

import * as exthos from "../../dist/index.js";

let engine = new exthos.Engine(
  { metrics: { json_api: {} } },
  { isLocal: process.env["isLocal"] ? process.env["isLocal"] === "true" : true }
);
engine.useDefaultEventHandler({
  "engine.fatal": (eventObj) => {
    console.log("\nTest EXITED with CODE=1", JSON.stringify(eventObj));
    process.exit(1);
  },
});

let stream1 = new exthos.Stream(
  {
    input: { inport: {} },
    pipeline: {
      processors: [{ bloblang: `root = "hello > " + content()` }],
    },
    output: { stdout: {} },
  },
  true
);

engine.add(stream1);
await engine.start();

stream1.inport.send("my msg1 to the world");
stream1.inport.send("my msg2 to the world");

setTimeout(() => {
  engine.remove(stream1);
}, 2000);