Create login.js

login.js

@@ -0,0 +1,83 @@
+import { chromium } from 'playwright';
+import fs   from 'fs';
+import path from 'path';
+
+/**
+ * Launch Playwright, sign in to n8n if needed, refresh cookie,
+ * save a screenshot, return status object.
+ */
+export async function runLogin() {
+  let browser;
+  try {
+    browser = await chromium.launch({ args: ['--no-sandbox'] });
+
+    /* ---------- reuse cookie ---------- */
+    const hasState = fs.existsSync('/opt/state.json');
+    const context  = hasState
+      ? await browser.newContext({ storageState: '/opt/state.json' })
+      : await browser.newContext();
+
+    await context.tracing.start({ screenshots: true, snapshots: true });
+
+    const page    = await context.newPage();
+    const baseUrl = process.env.N8N_URL || 'http://localhost:5678/';
+    await page.goto(baseUrl, { waitUntil: 'networkidle', timeout: 60000 });
+
+    /* ---------- BASIC AUTH (optional) ---------- */
+    const basicUserInput = page.locator('input[type="text"]');
+    if (process.env.BASIC_USER && await basicUserInput.count()) {
+      await basicUserInput.fill(process.env.BASIC_USER);
+      await page.fill('input[type="password"]', process.env.BASIC_PASS || '');
+      await page.press('input[type="password"]', 'Enter');
+    }
+
+    /* ---------- detect current page ---------- */
+    const signInForm  = page.locator('[data-test-id="signin-form"]');
+    const overviewTab = page.getByRole('link', { name: /^overview$/i });
+
+    let needSignIn = false;
+    try {
+      await Promise.race([
+        signInForm.waitFor({ state: 'visible', timeout: 45000 }),
+        overviewTab.waitFor({ state: 'visible', timeout: 45000 }),
+      ]);
+      needSignIn = await signInForm.count() > 0;
+    } catch (_) {
+      needSignIn = false;  // neither selector appeared
+    }
+
+    /* ---------- perform sign-in ---------- */
+    if (needSignIn) {
+      const email = page.locator(
+        'input[name="emailOrLdapLoginId"], input[name="email"]'
+      ).first();
+      const pass  = page.locator('input[name="password"]').first();
+
+      await email.fill(process.env.N8N_EMAIL || '');
+      await pass.fill(process.env.N8N_PASSWORD || '');
+      await page.getByRole('button', { name: /sign in/i }).click();
+      await overviewTab.waitFor({ state: 'visible', timeout: 60000 });
+    }
+
+    /* ---------- save cookie & screenshot ---------- */
+    await context.storageState({ path: '/opt/state.json' });
+    try {
+      const dir = '/opt/log';
+      fs.mkdirSync(dir, { recursive: true });
+      const ts = new Date().toISOString().replace(/[:T]/g, '-').split('.')[0];
+      const file = path.join(dir, `overview-${ts}.png`);
+      await page.screenshot({ path: file, fullPage: true });
+      console.log('📸 Screenshot saved ->', file);
+    } catch (e) {
+      console.warn('⚠️  Could not save screenshot:', e.message);
+    }
+
+    await context.tracing.stop({ path: '/opt/trace.zip' });
+    return { ok: true, loggedIn: needSignIn ? 'fresh' : 'cookie' };
+  } catch (err) {
+    console.error('❌ runLogin error:', err);
+    return { ok: false, error: err.message };
+  } finally {
+    if (browser) await browser.close();
+  }
+}