KEA Setup

src/Repository/KeaHostRepository.php

@@ -7,11 +7,14 @@ use PDO;
 
 /**
  * Repository für das KEA DHCP Host-Management.
- * Interagiert direkt mit der 'hosts' Tabelle in der PostgreSQL-Datenbank.
+ * Interagiert direkt mit der 'hosts' Tabelle in der KEA-Datenbank.
  */
 final class KeaHostRepository
 {
-    public function __construct(private PDO $pdo) {}
+    public function __construct(
+        private PDO $pdo,
+        private ?KeaHostMetadataRepository $metadata = null
+    ) {}
 
     /**
      * Ruft eine Liste aller Host-Reservierungen ab (Geräte-Inventar).
@@ -29,7 +32,7 @@ final class KeaHostRepository
             $stmt->bindValue(':limit', $limit, PDO::PARAM_INT);
             $stmt->execute();
 
-            return $stmt->fetchAll(PDO::FETCH_ASSOC);
+            return $this->withMetadata($stmt->fetchAll(PDO::FETCH_ASSOC));
         } catch (\PDOException $e) {
             if ($this->isMissingTable($e)) {
                 throw new \RuntimeException(
@@ -85,28 +88,45 @@ final class KeaHostRepository
      * @param string $ip IPv4-Adresse
      * @param int $subnetId Die ID des Subnets (dhcp4_subnet_id), in dem die IP liegt
      * @param string|null $hostname Optionaler Hostname
-     * @param array $metadata Zusätzliche Infos (Standort, Verantwortlicher etc.) für 'user_context'
+     * @param array $metadata Zusätzliche Infos fuer die separate Nexus-DHCP-Metadatenbank.
      */
     public function create(string $mac, string $ip, int $subnetId, ?string $hostname = null, array $metadata = []): int
     {
-        // Metadaten werden im KEA-Standardfeld 'user_context' als JSON gespeichert
-        $userContextJson = json_encode($metadata, JSON_THROW_ON_ERROR);
-
         // dhcp_identifier_type 1 = HW_ADDRESS (Ethernet)
         $stmt = $this->pdo->prepare(
-            'INSERT INTO hosts (dhcp_identifier, dhcp_identifier_type, dhcp4_subnet_id, ipv4_address, hostname, user_context)
-             VALUES (:mac, 1, :subnetId, :ip, :hostname, :user_context)'
+            'INSERT INTO hosts (dhcp_identifier, dhcp_identifier_type, dhcp4_subnet_id, ipv4_address, hostname)
+             VALUES (:mac, 1, :subnetId, :ip, :hostname)'
         );
 
         $stmt->execute([
-            'mac'          => $mac,
-            'subnetId'     => $subnetId,
-            'ip'           => $ip,
-            'hostname'     => $hostname,
-            'user_context' => $userContextJson,
+            'mac'      => $mac,
+            'subnetId' => $subnetId,
+            'ip'       => $ip,
+            'hostname' => $hostname,
         ]);
 
-        return $this->lastInsertIdSafe();
+        $hostId = $this->lastInsertIdSafe();
+        if ($this->metadata !== null && $metadata !== []) {
+            $this->metadata->saveForHost($hostId, $mac, $ip, $metadata);
+        }
+
+        return $hostId;
+    }
+
+    private function withMetadata(array $hosts): array
+    {
+        if ($hosts === [] || $this->metadata === null) {
+            return $hosts;
+        }
+
+        $metadataByHost = $this->metadata->findByHostIds(array_column($hosts, 'host_id'));
+        foreach ($hosts as &$host) {
+            $hostId = (int)($host['host_id'] ?? 0);
+            $host['metadata'] = $metadataByHost[$hostId] ?? [];
+        }
+        unset($host);
+
+        return $hosts;
     }
 
     private function driver(): string