adasd

modules/kea/pages/index.php

@@ -6,7 +6,6 @@ use App\Repository\KeaHostMetadataRepository;
 $module = modules()->get('kea');
 $fallback = $module['db_defaults'] ?? [];
 
-$pdo = modules()->modulePdo('kea', $fallback);
 $settings = modules()->settings('kea');
 $metadataFallback = is_array($module['metadata_db_defaults'] ?? null) ? $module['metadata_db_defaults'] : [];
 $metadataConfig = is_array($settings['metadata_db'] ?? null)
@@ -15,11 +14,18 @@ $metadataConfig = is_array($settings['metadata_db'] ?? null)
 $metadataRepo = null;
 $hosts = [];
 $error = null;
+$warnings = [];
 
 try {
+    $pdo = modules()->modulePdo('kea', $fallback);
     if (!empty($metadataConfig['driver']) && !empty($metadataConfig['dbname'])) {
+        try {
             $metadataRepo = new KeaHostMetadataRepository(Database::createFromArray($metadataConfig));
             $metadataRepo->ensureSchema();
+        } catch (\Throwable $e) {
+            $warnings[] = 'Nexus DHCP Zusatzdatenbank nicht verfuegbar: ' . $e->getMessage();
+            $metadataRepo = null;
+        }
     }
 
     $repo = new KeaHostRepository($pdo, $metadataRepo);
@@ -28,4 +34,4 @@ try {
     $error = "Datenbankfehler: " . $e->getMessage();
 }
 
-module_tpl('kea', 'dashboard', compact('hosts', 'error'));
+module_tpl('kea', 'dashboard', compact('hosts', 'error', 'warnings'));

modules/kea/partials/dashboard.php

@@ -2,6 +2,7 @@
 /**
  * @var array $hosts Die Liste der KEA-Hosts.
  * @var string|null $error Eine Fehlermeldung, falls vorhanden.
+ * @var array $warnings Hinweise, falls Zusatzdaten nicht geladen werden konnten.
  */
 ?>
 <div class="px-4 py-6 sm:px-0">
@@ -19,6 +20,12 @@
         </div>
     <?php endif; ?>
 
+    <?php foreach (($warnings ?? []) as $warning): ?>
+        <div class="bg-yellow-900 border-l-4 border-yellow-500 text-yellow-100 p-4 mb-6" role="alert">
+            <p><?= e((string)$warning) ?></p>
+        </div>
+    <?php endforeach; ?>
+
     <div class="bg-gray-800 shadow overflow-hidden sm:rounded-lg border border-gray-700">
         <div class="px-4 py-5 sm:px-6 border-b border-gray-700">
             <h3 class="text-lg leading-6 font-medium text-gray-200">
@@ -32,6 +39,7 @@
             <table class="min-w-full divide-y divide-gray-700">
                 <thead class="bg-gray-900">
                 <tr>
+                    <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-400 uppercase tracking-wider">Quelle</th>
                     <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-400 uppercase tracking-wider">Hostname</th>
                     <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-400 uppercase tracking-wider">IP Adresse</th>
                     <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-400 uppercase tracking-wider">MAC Adresse</th>
@@ -45,11 +53,16 @@
                 <tbody class="bg-gray-800 divide-y divide-gray-700">
                 <?php if (empty($hosts)): ?>
                     <tr>
-                        <td colspan="6" class="px-6 py-4 text-center text-sm text-gray-500">Keine Hosts gefunden.</td>
+                        <td colspan="7" class="px-6 py-4 text-center text-sm text-gray-500">
+                            Keine Reservierungen oder aktiven Leases gefunden.
+                        </td>
                     </tr>
                 <?php else: ?>
                     <?php foreach ($hosts as $host): ?>
                         <tr class="hover:bg-gray-750 transition-colors">
+                            <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-300">
+                                <?= ($host['source'] ?? '') === 'lease' ? 'Lease' : 'Reservierung' ?>
+                            </td>
                             <td class="px-6 py-4 whitespace-nowrap text-sm font-medium text-white">
                                 <?= e($host['hostname'] ?: 'Unbekannt') ?>
                             </td>

src/Repository/KeaHostRepository.php

@@ -22,21 +22,42 @@ final class KeaHostRepository
     public function findAll(int $limit = 50): array
     {
         try {
-            // 'dhcp_identifier' ist in KEA i.d.R. die MAC-Adresse (bei type=1)
+            $hasReservations = $this->tableExists('hosts');
-            $stmt = $this->pdo->prepare(
+            $hasLeases = $this->tableExists('lease4');
-                'SELECT host_id, dhcp_identifier, ipv4_address, hostname, user_context
+            if (!$hasReservations && !$hasLeases) {
-                 FROM hosts
+                throw new \RuntimeException(
-                 ORDER BY host_id DESC
+                    'Im aktuellen KEA-DB-Schema wurden weder hosts noch lease4 gefunden. Bitte Datenbank, Schema/Search-Path und Benutzerrechte pruefen.'
-                 LIMIT :limit'
                 );
-            $stmt->bindValue(':limit', $limit, PDO::PARAM_INT);
+            }
-            $stmt->execute();
 
-            return $this->withMetadata($stmt->fetchAll(PDO::FETCH_ASSOC));
+            $hosts = [];
+            if ($hasReservations) {
+                foreach ($this->findReservations($limit) as $host) {
+                    $hosts[] = $host;
+                }
+            }
+
+            if ($hasLeases) {
+                foreach ($this->findLeases($limit) as $lease) {
+                    $hosts[] = $lease;
+                }
+            }
+
+            usort($hosts, static function (array $a, array $b): int {
+                $aTime = (string)($a['sort_time'] ?? '');
+                $bTime = (string)($b['sort_time'] ?? '');
+                if ($aTime !== '' || $bTime !== '') {
+                    return strcmp($bTime, $aTime);
+                }
+
+                return (int)($b['sort_id'] ?? 0) <=> (int)($a['sort_id'] ?? 0);
+            });
+
+            return array_slice($this->withMetadata($hosts), 0, $limit);
         } catch (\PDOException $e) {
             if ($this->isMissingTable($e)) {
                 throw new \RuntimeException(
-                    'KEA schema not initialized. Enable APP_DB_AUTO_INIT or run kea-admin db-init pgsql.',
+                    'KEA schema not initialized or expected tables are missing. Expected hosts and/or lease4.',
                     0,
                     $e
                 );
@@ -45,6 +66,67 @@ final class KeaHostRepository
         }
     }
 
+    private function findReservations(int $limit): array
+    {
+        if (!$this->tableExists('hosts')) {
+            return [];
+        }
+
+        $driver = $this->driver();
+        $macExpr = $this->hexExpression('dhcp_identifier');
+        $ipExpr = $this->ipv4Expression('ipv4_address');
+        $sortExpr = $driver === 'pgsql' ? 'host_id::text' : 'CAST(host_id AS CHAR)';
+
+        $stmt = $this->pdo->prepare(
+            "SELECT
+                host_id,
+                {$macExpr} AS dhcp_identifier_hex,
+                {$ipExpr} AS ipv4_address_text,
+                hostname,
+                user_context,
+                'reservation' AS source,
+                host_id AS sort_id,
+                {$sortExpr} AS sort_time
+             FROM hosts
+             ORDER BY host_id DESC
+             LIMIT :limit"
+        );
+        $stmt->bindValue(':limit', $limit, PDO::PARAM_INT);
+        $stmt->execute();
+
+        return array_map(fn(array $row): array => $this->normalizeRow($row), $stmt->fetchAll(PDO::FETCH_ASSOC));
+    }
+
+    private function findLeases(int $limit): array
+    {
+        if (!$this->tableExists('lease4')) {
+            return [];
+        }
+
+        $macExpr = $this->hexExpression('hwaddr');
+        $ipExpr = $this->ipv4Expression('address');
+        $expireExpr = $this->driver() === 'pgsql' ? 'expire::text' : 'CAST(expire AS CHAR)';
+
+        $stmt = $this->pdo->prepare(
+            "SELECT
+                address AS host_id,
+                {$macExpr} AS dhcp_identifier_hex,
+                {$ipExpr} AS ipv4_address_text,
+                hostname,
+                user_context,
+                'lease' AS source,
+                address AS sort_id,
+                {$expireExpr} AS sort_time
+             FROM lease4
+             ORDER BY expire DESC
+             LIMIT :limit"
+        );
+        $stmt->bindValue(':limit', $limit, PDO::PARAM_INT);
+        $stmt->execute();
+
+        return array_map(fn(array $row): array => $this->normalizeRow($row), $stmt->fetchAll(PDO::FETCH_ASSOC));
+    }
+
     /**
      * Sucht einen Host anhand der MAC-Adresse (dhcp_identifier).
      */
@@ -78,7 +160,7 @@ final class KeaHostRepository
 
     private function isMissingTable(\PDOException $e): bool
     {
-        return $e->getCode() === '42P01';
+        return in_array((string)$e->getCode(), ['42P01', '42S02'], true);
     }
 
     /**
@@ -119,10 +201,15 @@ final class KeaHostRepository
             return $hosts;
         }
 
-        $metadataByHost = $this->metadata->findByHostIds(array_column($hosts, 'host_id'));
+        $metadataByHost = $this->metadata->findByHostIds(
+            array_column(
+                array_filter($hosts, static fn(array $host): bool => ($host['source'] ?? '') === 'reservation'),
+                'host_id'
+            )
+        );
         foreach ($hosts as &$host) {
             $hostId = (int)($host['host_id'] ?? 0);
-            $host['metadata'] = $metadataByHost[$hostId] ?? [];
+            $host['metadata'] = ($host['source'] ?? '') === 'reservation' ? ($metadataByHost[$hostId] ?? []) : [];
         }
         unset($host);
 
@@ -134,6 +221,82 @@ final class KeaHostRepository
         return (string)$this->pdo->getAttribute(PDO::ATTR_DRIVER_NAME);
     }
 
+    private function tableExists(string $table): bool
+    {
+        $driver = $this->driver();
+
+        if ($driver === 'pgsql') {
+            $stmt = $this->pdo->prepare(
+                "SELECT 1
+                 FROM information_schema.tables
+                 WHERE table_schema = current_schema()
+                   AND table_name = :table
+                 LIMIT 1"
+            );
+            $stmt->execute(['table' => $table]);
+            return (bool)$stmt->fetchColumn();
+        }
+
+        if ($driver === 'sqlite') {
+            $stmt = $this->pdo->prepare(
+                "SELECT 1
+                 FROM sqlite_master
+                 WHERE type = 'table'
+                   AND name = :table
+                 LIMIT 1"
+            );
+            $stmt->execute(['table' => $table]);
+            return (bool)$stmt->fetchColumn();
+        }
+
+        $stmt = $this->pdo->prepare(
+            "SELECT 1
+             FROM information_schema.tables
+             WHERE table_schema = DATABASE()
+               AND table_name = :table
+             LIMIT 1"
+        );
+        $stmt->execute(['table' => $table]);
+        return (bool)$stmt->fetchColumn();
+    }
+
+    private function hexExpression(string $column): string
+    {
+        return match ($this->driver()) {
+            'pgsql' => "encode({$column}, 'hex')",
+            default => "HEX({$column})",
+        };
+    }
+
+    private function ipv4Expression(string $column): string
+    {
+        return match ($this->driver()) {
+            'pgsql' => "host('0.0.0.0'::inet + ({$column})::bigint)",
+            'mysql' => "INET_NTOA({$column})",
+            default => "CAST({$column} AS TEXT)",
+        };
+    }
+
+    private function normalizeRow(array $row): array
+    {
+        $row['dhcp_identifier'] = $this->formatMac((string)($row['dhcp_identifier_hex'] ?? ''));
+        $row['ipv4_address'] = (string)($row['ipv4_address_text'] ?? '');
+        $row['hostname'] = (string)($row['hostname'] ?? '');
+        $row['metadata'] = [];
+
+        return $row;
+    }
+
+    private function formatMac(string $hex): string
+    {
+        $hex = strtolower(preg_replace('/[^a-fA-F0-9]/', '', $hex) ?? '');
+        if ($hex === '') {
+            return '';
+        }
+
+        return implode(':', str_split($hex, 2));
+    }
+
     private function lastInsertIdSafe(): int
     {
         $driver = $this->driver();