migrationsscript erstellt

README.md

@@ -66,7 +66,14 @@ infra.js
 ```bash
 git clone <repo>
 cd resman
+cd backend
 npm install
+npm run migrate
+npm start
+```
+
+Beim Start des Backends werden ausstehende Migrationen automatisch ausgefuehrt.
+Manuell kannst du sie jederzeit mit `npm run migrate` im `backend`-Ordner starten.
 
 
 🗄️ Datenbank Schema
@@ -88,6 +95,7 @@ CREATE TABLE resources (
   providername VARCHAR(255),
   kosten_monat DECIMAL(10,2),
   kosten_jahr DECIMAL(10,2),
+  laufzeit_monate INT,
   bestelldatum DATE,
   kuendbar_ab DATE,
   kuendigungsdatum DATE,
@@ -197,4 +205,3 @@ main.js → Initialisierung + Refresh
 DNS Requests können ohne Cache langsam sein
 Keine Authentifizierung im Backend
 Kein Rollen-/Rechtesystem
-

backend/migrate.js

@@ -0,0 +1,46 @@
+const db = require("./db");
+const migrations = require("./migrations");
+
+async function ensureMigrationsTable() {
+  await db.query(`
+    CREATE TABLE IF NOT EXISTS schema_migrations (
+      id VARCHAR(255) PRIMARY KEY,
+      applied_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+    )
+  `);
+}
+
+async function getAppliedMigrationIds() {
+  const [rows] = await db.query(`
+    SELECT id
+    FROM schema_migrations
+    ORDER BY id ASC
+  `);
+
+  return new Set(rows.map((row) => row.id));
+}
+
+async function runMigrations() {
+  await ensureMigrationsTable();
+
+  const appliedIds = await getAppliedMigrationIds();
+
+  for (const migration of migrations) {
+    if (appliedIds.has(migration.id)) {
+      continue;
+    }
+
+    console.log(`Running migration ${migration.id}`);
+
+    await migration.up(db);
+
+    await db.query(
+      "INSERT INTO schema_migrations (id) VALUES (?)",
+      [migration.id]
+    );
+  }
+}
+
+module.exports = {
+  runMigrations,
+};

backend/migrations/001_create_base_schema.js

@@ -0,0 +1,61 @@
+module.exports = {
+  id: "001_create_base_schema",
+  async up(db) {
+    await db.query(`
+      CREATE TABLE IF NOT EXISTS resources (
+        id INT AUTO_INCREMENT PRIMARY KEY,
+        position INT,
+        name VARCHAR(255),
+        produkt VARCHAR(255),
+        provider VARCHAR(255),
+        art VARCHAR(100),
+        cpu VARCHAR(50),
+        ram VARCHAR(50),
+        disk VARCHAR(50),
+        os VARCHAR(100),
+        ipv6_net VARCHAR(255),
+        providername VARCHAR(255),
+        kosten_monat DECIMAL(10,2),
+        kosten_jahr DECIMAL(10,2),
+        laufzeit_monate INT,
+        bestelldatum DATE,
+        kuendbar_ab DATE,
+        kuendigungsdatum DATE,
+        status VARCHAR(50),
+        bemerkung TEXT
+      )
+    `);
+
+    await db.query(`
+      CREATE TABLE IF NOT EXISTS resource_ips (
+        id INT AUTO_INCREMENT PRIMARY KEY,
+        resource_id INT,
+        ip VARCHAR(100),
+        type VARCHAR(50),
+        comment VARCHAR(255)
+      )
+    `);
+
+    await db.query(`
+      CREATE TABLE IF NOT EXISTS domains (
+        id INT AUTO_INCREMENT PRIMARY KEY,
+        position INT,
+        domain_name VARCHAR(255),
+        provider VARCHAR(255),
+        ip_address VARCHAR(100),
+        yearly_cost DECIMAL(10,2),
+        notes TEXT,
+        created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+      )
+    `);
+
+    await db.query(`
+      CREATE TABLE IF NOT EXISTS subdomains (
+        id INT AUTO_INCREMENT PRIMARY KEY,
+        domain_id INT,
+        subdomain VARCHAR(100),
+        ip_address VARCHAR(100)
+      )
+    `);
+  }
+};

backend/migrations/002_add_position_columns.js

@@ -0,0 +1,26 @@
+module.exports = {
+  id: "002_add_position_columns",
+  async up(db) {
+    await db.query(`
+      ALTER TABLE resources
+      ADD COLUMN IF NOT EXISTS position INT
+    `);
+
+    await db.query(`
+      ALTER TABLE domains
+      ADD COLUMN IF NOT EXISTS position INT
+    `);
+
+    await db.query(`
+      UPDATE resources
+      SET position = id
+      WHERE position IS NULL
+    `);
+
+    await db.query(`
+      UPDATE domains
+      SET position = id
+      WHERE position IS NULL
+    `);
+  }
+};

backend/migrations/index.js

@@ -0,0 +1,12 @@
+const fs = require("fs");
+const path = require("path");
+
+const migrationsDir = __dirname;
+
+const migrations = fs
+  .readdirSync(migrationsDir)
+  .filter((file) => file.endsWith(".js") && file !== "index.js")
+  .sort()
+  .map((file) => require(path.join(migrationsDir, file)));
+
+module.exports = migrations;

backend/package.json

@@ -2,6 +2,10 @@
   "name": "resman",
   "version": "1.0.0",
   "main": "server.js",
+  "scripts": {
+    "start": "node server.js",
+    "migrate": "node scripts/runMigrations.js"
+  },
   "dependencies": {
     "express": "^4.18.2",
     "mysql2": "^3.6.0",

backend/scripts/runMigrations.js

@@ -0,0 +1,12 @@
+const { runMigrations } = require("../migrate");
+
+runMigrations()
+  .then(() => {
+    console.log("Migrations finished");
+    process.exit(0);
+  })
+  .catch((error) => {
+    console.error("Migration failed");
+    console.error(error);
+    process.exit(1);
+  });

backend/server.js

@@ -10,6 +10,7 @@ const dnsRoutes = require("./routes/dns")
 const pingRoutes = require("./routes/ping")
 const ipCheck = require("./routes/ipcheck")
 const subdomainRoutes = require("./routes/subdomains")
+const { runMigrations } = require("./migrate");
 
 const app = express();
 
@@ -57,14 +58,26 @@ error: err.message || "Internal Server Error"
 })
 
 })
-app.listen(3000, () => {
-  console.log("ResMan running on port 3000");
-});
-
 app.use((err, req, res, next) => {
   console.error("GLOBAL ERROR:", err)
 
   res.status(500).json({
     error: "Interner Serverfehler"
   })
-})
+})
+
+async function bootstrap() {
+  try {
+    await runMigrations();
+
+    app.listen(3000, () => {
+      console.log("ResMan running on port 3000");
+    });
+  } catch (err) {
+    console.error("Migration startup failed");
+    console.error(err);
+    process.exit(1);
+  }
+}
+
+bootstrap();