init

server.js

@@ -0,0 +1,89 @@
+const express = require("express");
+const fs = require("fs");
+const path = require("path");
+const { exec } = require("child_process");
+const crypto = require("crypto");
+
+const PORT = process.env.PORT || 3000;
+const DATA_FILE = path.join(__dirname, "commands.json");
+const CEC_TIMEOUT_MS = 15000;
+
+const app = express();
+app.use(express.json());
+app.use(express.static(path.join(__dirname, "public")));
+
+function loadCommands() {
+  try {
+    return JSON.parse(fs.readFileSync(DATA_FILE, "utf8"));
+  } catch {
+    return [];
+  }
+}
+
+function saveCommands(commands) {
+  fs.writeFileSync(DATA_FILE, JSON.stringify(commands, null, 2) + "\n");
+}
+
+// Alle gespeicherten Befehle
+app.get("/api/commands", (req, res) => {
+  res.json(loadCommands());
+});
+
+// Neuen Befehl anlegen
+app.post("/api/commands", (req, res) => {
+  const name = (req.body.name || "").trim();
+  const command = (req.body.command || "").trim();
+  if (!name || !command) {
+    return res.status(400).json({ error: "Name und Command dürfen nicht leer sein." });
+  }
+  const commands = loadCommands();
+  const entry = { id: crypto.randomUUID(), name, command };
+  commands.push(entry);
+  saveCommands(commands);
+  res.status(201).json(entry);
+});
+
+// Befehl löschen
+app.delete("/api/commands/:id", (req, res) => {
+  const commands = loadCommands();
+  const remaining = commands.filter((c) => c.id !== req.params.id);
+  if (remaining.length === commands.length) {
+    return res.status(404).json({ error: "Befehl nicht gefunden." });
+  }
+  saveCommands(remaining);
+  res.json({ ok: true });
+});
+
+// Befehl als Shell-Kommando ausführen
+app.post("/api/commands/:id/run", (req, res) => {
+  const entry = loadCommands().find((c) => c.id === req.params.id);
+  if (!entry) {
+    return res.status(404).json({ error: "Befehl nicht gefunden." });
+  }
+
+  exec(entry.command, { timeout: CEC_TIMEOUT_MS }, (error, stdout, stderr) => {
+    const output = (stdout + stderr).trim();
+
+    if (error?.killed) {
+      return res.status(504).json({
+        error: `Befehl wurde nach ${CEC_TIMEOUT_MS / 1000}s abgebrochen (${error.signal}).`,
+        command: entry.command,
+        output,
+      });
+    }
+
+    if (error && typeof error.code !== "number") {
+      return res.status(500).json({
+        error: `Befehl konnte nicht ausgeführt werden: ${error.message}`,
+        command: entry.command,
+      });
+    }
+
+    const exitCode = error ? error.code : 0;
+    res.json({ ok: exitCode === 0, exitCode, command: entry.command, output });
+  });
+});
+
+app.listen(PORT, () => {
+  console.log(`CEC-Tool läuft auf http://localhost:${PORT}`);
+});