81 lines
1.9 KiB
JavaScript
81 lines
1.9 KiB
JavaScript
#!/usr/bin/env node
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/**
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* HTTP Example Action - Node.js Example Pack
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*
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* Demonstrates using the built-in https/http modules to make an HTTP call.
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* Receives parameters via stdin as JSON.
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*/
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"use strict";
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const https = require("https");
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const http = require("http");
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const { URL } = require("url");
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function fetchUrl(url, timeout) {
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return new Promise((resolve, reject) => {
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const parsed = new URL(url);
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const mod = parsed.protocol === "https:" ? https : http;
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const req = mod.get(url, { timeout }, (res) => {
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let body = "";
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res.on("data", (chunk) => {
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body += chunk;
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});
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res.on("end", () => {
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resolve({
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status_code: res.statusCode,
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url: url,
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content_length: body.length,
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snippet: body.slice(0, 500),
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success: res.statusCode >= 200 && res.statusCode < 400,
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});
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});
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});
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req.on("error", (err) => reject(err));
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req.on("timeout", () => {
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req.destroy();
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reject(new Error("Request timed out"));
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});
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});
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}
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function main() {
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let data = "";
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process.stdin.setEncoding("utf8");
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process.stdin.on("readable", () => {
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let chunk;
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while ((chunk = process.stdin.read()) !== null) {
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data += chunk;
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}
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});
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process.stdin.on("end", async () => {
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// Parse the first line as JSON parameters
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const firstLine = data.split("\n")[0].trim();
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let params = {};
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if (firstLine) {
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try {
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params = JSON.parse(firstLine);
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} catch {
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// ignore parse errors, use empty params
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}
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}
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const url = params.url || "https://example.com";
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const timeout = (params.timeout || 10) * 1000;
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try {
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const result = await fetchUrl(url, timeout);
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process.stdout.write(JSON.stringify(result) + "\n");
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} catch (err) {
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process.stderr.write(
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JSON.stringify({ error: err.message || String(err) }) + "\n",
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);
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process.exit(1);
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}
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});
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}
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main();
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