Implement M7: auth middleware, rate limiting, CORS, and GUI login flow

Add SHA-256 API key authentication with constant-time comparison, configurable token bucket rate limiter, CORS origin allowlist middleware, and React auth context with login page. Auth info endpoint bootstraps GUI without credentials. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-06-11 13:18:51 +00:00 · 2026-03-15 11:58:13 -04:00
parent 2ba8245159
commit 28205e1131
12 changed files with 590 additions and 71 deletions
@@ -0,0 +1,71 @@
+import { useState } from 'react';
+import { useAuth } from '../components/AuthProvider';
+
+export default function LoginPage() {
+  const { login, error: authError } = useAuth();
+  const [key, setKey] = useState('');
+  const [submitting, setSubmitting] = useState(false);
+  const [localError, setLocalError] = useState<string | null>(null);
+
+  const error = localError || authError;
+
+  async function handleSubmit(e: React.FormEvent) {
+    e.preventDefault();
+    if (!key.trim()) return;
+    setSubmitting(true);
+    setLocalError(null);
+    try {
+      await login(key.trim());
+    } catch {
+      setLocalError('Invalid API key. Check your key and try again.');
+    } finally {
+      setSubmitting(false);
+    }
+  }
+
+  return (
+    <div className="min-h-screen bg-slate-900 flex items-center justify-center px-4">
+      <div className="w-full max-w-sm">
+        <div className="text-center mb-8">
+          <h1 className="text-3xl font-bold text-blue-400 mb-2">certctl</h1>
+          <p className="text-sm text-slate-400 uppercase tracking-wider">Certificate Control Plane</p>
+        </div>
+
+        <form onSubmit={handleSubmit} className="card p-6 space-y-4">
+          <div>
+            <label htmlFor="api-key" className="block text-sm font-medium text-slate-300 mb-1.5">
+              API Key
+            </label>
+            <input
+              id="api-key"
+              type="password"
+              value={key}
+              onChange={(e) => setKey(e.target.value)}
+              placeholder="Enter your API key"
+              autoFocus
+              className="w-full bg-slate-700 border border-slate-600 rounded-lg px-3 py-2.5 text-sm text-slate-200 placeholder-slate-500 focus:outline-none focus:border-blue-500 focus:ring-1 focus:ring-blue-500"
+            />
+          </div>
+
+          {error && (
+            <div className="bg-red-500/10 border border-red-500/30 rounded-lg px-3 py-2 text-sm text-red-400">
+              {error}
+            </div>
+          )}
+
+          <button
+            type="submit"
+            disabled={submitting || !key.trim()}
+            className="w-full btn-primary py-2.5 text-sm font-medium rounded-lg disabled:opacity-50 disabled:cursor-not-allowed"
+          >
+            {submitting ? 'Verifying...' : 'Sign In'}
+          </button>
+
+          <p className="text-xs text-slate-500 text-center">
+            The API key is set via <code className="text-slate-400">CERTCTL_AUTH_SECRET</code> on the server.
+          </p>
+        </form>
+      </div>
+    </div>
+  );
+}