Fix SLOWLOG when disabled

Author: RobiNN1

src/Dashboards/Redis/Compatibility/Cluster/PredisCluster.php

@@ -329,15 +329,12 @@ public function resetSlowlog(): bool {
         return true;
     }
 
-    public function isCommandSupported(string $command): bool {
-        try {
-            $commands = $this->nodes[0]->executeRaw(['COMMAND']);
-            $command_names = array_column($commands, 0);
-            $is_supported = in_array(strtolower($command), $command_names, true);
-        } catch (Exception) {
-            $is_supported = false;
-        }
+    /**
+     * @return array<int, string>
+     */
+    public function getCommands(): array {
+        $commands = $this->nodes[0]->executeRaw(['COMMAND']);
 
-        return $is_supported;
+        return array_column($commands, 0);
     }
 }

src/Dashboards/Redis/Compatibility/Cluster/RedisCluster.php

@@ -334,15 +334,12 @@ public function resetSlowlog(): bool {
         return true;
     }
 
-    public function isCommandSupported(string $command): bool {
-        try {
-            $commands = $this->rawcommand($this->nodes[0], 'COMMAND');
-            $command_names = array_column($commands, 0);
-            $is_supported = in_array(strtolower($command), $command_names, true);
-        } catch (RedisClusterException) {
-            $is_supported = false;
-        }
+    /**
+     * @return array<int, string>
+     */
+    public function getCommands(): array {
+        $commands = $this->rawcommand($this->nodes[0], 'COMMAND');
 
-        return $is_supported;
+        return array_column($commands, 0);
     }
 }

src/Dashboards/Redis/Compatibility/Predis.php

@@ -8,7 +8,6 @@
 
 namespace RobiNN\Pca\Dashboards\Redis\Compatibility;
 
-use Exception;
 use Predis\Client;
 use Predis\Collection\Iterator\Keyspace;
 
@@ -199,15 +198,12 @@ public function resetSlowlog(): bool {
         return $this->slowlog('RESET') === 'OK';
     }
 
-    public function isCommandSupported(string $command): bool {
-        try {
-            $commands = $this->rawcommand('COMMAND');
-            $command_names = array_column($commands, 0);
-            $is_supported = in_array(strtolower($command), $command_names, true);
-        } catch (Exception) {
-            $is_supported = false;
-        }
+    /**
+     * @return array<int, string>
+     */
+    public function getCommands(): array {
+        $commands = $this->rawcommand('COMMAND');
 
-        return $is_supported;
+        return array_column($commands, 0);
     }
 }

src/Dashboards/Redis/Compatibility/Redis.php

@@ -214,15 +214,12 @@ public function resetSlowlog(): bool {
         return $this->slowlog('RESET');
     }
 
-    public function isCommandSupported(string $command): bool {
-        try {
-            $commands = $this->rawcommand('COMMAND');
-            $command_names = array_column($commands, 0);
-            $is_supported = in_array(strtolower($command), $command_names, true);
-        } catch (RedisException) {
-            $is_supported = false;
-        }
+    /**
+     * @return array<int, string>
+     */
+    public function getCommands(): array {
+        $commands = $this->rawcommand('COMMAND');
 
-        return $is_supported;
+        return array_column($commands, 0);
     }
 }

src/Dashboards/Redis/Compatibility/RedisCompatibilityInterface.php

@@ -93,7 +93,9 @@ public function getSlowlog(int $count): ?array;
     public function resetSlowlog(): bool;
 
     /**
-     * Check if a command is supported.
+     * Get a list of supported commands.
+     *
+     * @return array<int, string>
      */
-    public function isCommandSupported(string $command): bool;
+    public function getCommands(): array;
 }

src/Dashboards/Redis/RedisTrait.php

@@ -360,7 +360,7 @@ public function getAllKeys(): array {
         $filter = Http::get('s', '*');
         $this->template->addGlobal('search_value', $filter);
 
-        if (isset($this->servers[$this->current_server]['scansize']) || !$this->redis->isCommandSupported('KEYS')) {
+        if (isset($this->servers[$this->current_server]['scansize']) || !$this->isCommandSupported('KEYS')) {
             $scansize = (int) ($this->servers[$this->current_server]['scansize'] ?? 1000);
             $keys_array = $this->redis->scanKeys($filter, $scansize);
         } else {
@@ -376,6 +376,17 @@ public function getAllKeys(): array {
         return $this->keysTableView($keys);
     }
 
+    public function isCommandSupported(string $command): bool {
+        try {
+            $commands = $this->redis->getCommands();
+            $is_supported = in_array(strtolower($command), $commands, true);
+        } catch (Exception) {
+            $is_supported = false;
+        }
+
+        return $is_supported;
+    }
+
     /**
      * @param array<int|string, mixed> $keys
      *
@@ -513,6 +524,11 @@ private function dbSelect(): string {
      * @throws Exception
      */
     private function slowlog(): string {
+        if (!$this->isCommandSupported('SLOWLOG')) {
+            return $this->template->render('components/tabs', ['links' => ['keys' => 'Keys', 'slowlog' => 'Slow Log',],]).
+                'Slowlog is disabled on your server.';
+        }
+
         if (isset($_GET['resetlog'])) {
             $this->redis->resetSlowlog();
             Http::redirect(['tab']);