Show redis keys size in table

Author: RobiNN1

src/Dashboards/Redis/Compatibility/Predis.php

@@ -135,18 +135,28 @@ public function pipelineKeys(array $keys): array {
             foreach ($keys as $key) {
                 $pipe->ttl($key);
                 $pipe->type($key);
+                $pipe->eval('return redis.call("MEMORY", "USAGE", KEYS[1])', 1, $key);
             }
         });
 
         $data = [];
 
         foreach ($keys as $i => $key) {
+            $index = $i * 3;
+
             $data[$key] = [
-                'ttl'  => $results[$i * 2],
-                'type' => $this->getType((string) $results[$i * 2 + 1]),
+                'ttl'  => $results[$index],
+                'type' => $this->getType((string) $results[$index + 1]),
+                'size' => is_int($results[$index + 2]) ? $results[$index + 2] : 0,
             ];
         }
 
         return $data;
     }
+
+    public function size(string $key): int {
+        $size = $this->executeRaw(['MEMORY', 'USAGE', $key]);
+
+        return is_int($size) ? $size : 0;
+    }
 }

src/Dashboards/Redis/Compatibility/Redis.php

@@ -154,19 +154,29 @@ public function pipelineKeys(array $keys): array {
         foreach ($keys as $key) {
             $pipeline->ttl($key);
             $pipeline->type($key);
+            $pipeline->rawcommand('MEMORY', 'USAGE', $key);
         }
 
         $results = $pipeline->exec();
 
         $data = [];
 
         foreach ($keys as $i => $key) {
+            $index = $i * 3;
+
             $data[$key] = [
-                'ttl'  => $results[$i * 2],
-                'type' => $this->getType($results[$i * 2 + 1]),
+                'ttl'  => $results[$index],
+                'type' => $this->getType($results[$index + 1]),
+                'size' => is_int($results[$index + 2]) ? $results[$index + 2] : 0,
             ];
         }
 
         return $data;
     }
+
+    public function size(string $key): int {
+        $size = $this->rawcommand('MEMORY', 'USAGE', $key);
+
+        return is_int($size) ? $size : 0;
+    }
 }

src/Dashboards/Redis/Compatibility/RedisCompatibilityInterface.php

@@ -57,4 +57,12 @@ public function streamAdd(string $key, string $id, array $messages): string;
      * @return array<string, mixed>
      */
     public function pipelineKeys(array $keys): array;
+
+
+    /**
+     * Get key size.
+     *
+     * Requires Redis >= 4.0.0.
+     */
+    public function size(string $key): int;
 }

src/Dashboards/Redis/RedisTrait.php

@@ -220,15 +220,12 @@ private function viewKey(): string {
             [$value, $encode_fn, $is_formatted] = Value::format($value);
         }
 
-
-        $size = $this->redis->rawCommand('MEMORY', 'usage', $key); // requires Redis >= 4.0.0
-
         return $this->template->render('partials/view_key', [
             'key'            => $key,
             'value'          => $value,
             'type'           => $type,
             'ttl'            => Format::seconds($ttl),
-            'size'           => is_int($size) ? Format::bytes($size) : null,
+            'size'           => Format::bytes($this->redis->size($key)),
             'encode_fn'      => $encode_fn,
             'formatted'      => $is_formatted,
             'add_subkey_url' => Http::queryString(['db'], ['form' => 'new', 'key' => $key]),
@@ -354,6 +351,7 @@ private function getAllKeys(): array {
                 'base64' => true,
                 'items'  => [
                     'link_title' => ($total !== null ? '('.$total.' items) ' : '').$key,
+                    'bytes_size' => $pipeline[$key]['size'],
                     'type'       => $type,
                     'ttl'        => $ttl === -1 ? 'Doesn\'t expire' : $ttl,
                 ],

templates/dashboards/redis/redis.twig

@@ -19,6 +19,7 @@
 {{ include('partials/keys_table.twig', {
     head_items: [
         {'title': 'Key'},
+        {'title': 'Size', 'class': 'w-16'},
         {'title': 'Type', 'class': 'w-24 hidden md:table-cell'},
         {'title': 'TTL', 'class': 'w-32'},
     ],