🆕 Add new script wait-port-ready.ts and update metadata file with its details

script-meta-v2.json

@@ -392,6 +392,15 @@
     "publish_time": 1775409332538,
     "update_time": 1775409332538
   },
+  "wait-port-ready.ts": {
+    "script_name": "wait-port-ready.ts",
+    "script_length": 2237,
+    "script_sha256": "d9e523a45667982700e7cad6010d4f8109ccd4e7d03881417f83bc2ce4dd717d",
+    "script_full_url": "https://git.hatter.ink/hatter/ts-scripts/raw/branch/main/single-scripts/wait-port-ready.ts",
+    "single_script_file": true,
+    "publish_time": 1776514630023,
+    "update_time": 1776514630023
+  },
   "wget.ts": {
     "script_name": "wget.ts",
     "script_length": 5289,

single-scripts/wait-port-ready.ts

@@ -0,0 +1,82 @@
+#!/usr/bin/env runts -- --allow-all
+
+import {parseArgs} from "jsr:@std/cli/parse-args";
+import {exit, log} from "../libraries/deno-commons-mod.ts";
+import net from "node:net";
+
+function parseFlags(): any {
+    const flags = parseArgs(Deno.args, {
+        boolean: ["help"],
+        string: ["port", "timeout"],
+    });
+    const helpMessage = `wait-port-ready.ts - wait assigned port ready
+
+wait-port-ready.ts --port PORT [--timeout TIMEOUT]  wait for PORT with TIMEOUT(default 120 seconds)
+`;
+    if (flags.help) {
+        console.log(helpMessage);
+        exit(0);
+    }
+    return flags;
+}
+
+async function tryConnection(port, host = "127.0.0.1") {
+    return new Promise((resolve, reject) => {
+        const socket = new net.Socket();
+        socket.setTimeout(1000);
+        socket.connect(port, host, () => {
+            socket.destroy();
+            resolve(true);
+        });
+        socket.on("error", (err) => {
+            socket.destroy();
+            reject(err);
+        });
+        socket.on("timeout", () => {
+            socket.destroy();
+            reject(new Error("Connect timeout"));
+        });
+    });
+}
+
+async function main(): Promise<void> {
+    const flags = parseFlags();
+    if (!flags["port"]) {
+        log.error("--port is required");
+        exit(1);
+    }
+    const port = parseInt(flags.port, 10);
+    if (isNaN(port) || port < 1 || port > 65535) {
+        log.error("invalid port");
+        exit(1);
+    }
+
+    const timeout = parseInt(flags.timeout ?? "120", 10);
+    if (isNaN(timeout) || timeout < 0) {
+        log.error("invalid timeout");
+        exit(1);
+    }
+    const timeoutMs = timeout * 1000;
+    const now = Date.now();
+
+    do {
+        try {
+            await tryConnection(port);
+            log.success("wait port ready successfully");
+            exit(0);
+        } catch (e) {
+            log.debug("try connection failed", e);
+        }
+    } while (Date.now() - now < timeoutMs);
+
+    log.error("wait port ready timeout");
+    exit(1);
+}
+
+main().catch((err) => {
+    log.error(err);
+    exit(1);
+}).then(() => exit(0));
+
+// @SCRIPT-SIGNATURE-V1: yk-r1.ES256.20260418T201602+08:00.MEUCIQDpTub0iUDo7BL+2OOu
+// h9QWno5DgrxAQHPORcan1tiWGQIgbvQTCm/IoLMt6GE1p2X/jt/tph02Uz2cem0Q9MRmvZo=