bug #47979 [Cache] Fix dealing with ext-redis' multi/exec returning a bool (João Nogueira)

nicolas-grekas · nicolas-grekas · commit 73e03fb29dc3 · 2022-12-13T18:55:42.000+01:00
This PR was merged into the 5.4 branch. Discussion ---------- [Cache] Fix dealing with ext-redis' multi/exec returning a bool | Q | A | ------------- | --- | Branch? | 5.4 | Bug fix? | yes | New feature? | no | Deprecations? | no | Tickets | Fix #46384 | License | MIT When using `phpredis` client, the execution of `multi/exec` might return a boolean instead of an array, leading to an error when yielding the result. Commits ------- 4d2b176 [Cache] Fix dealing with ext-redis' multi/exec returning a bool
diff --git a/src/Symfony/Component/Cache/Traits/RedisTrait.php b/src/Symfony/Component/Cache/Traits/RedisTrait.php
@@ -567,7 +567,11 @@ private function pipeline(\Closure $generator, object $redis = null): \Generator
 
         if (!$redis instanceof \Predis\ClientInterface && 'eval' === $command && $redis->getLastError()) {
             $e = new \RedisException($redis->getLastError());
-            $results = array_map(function ($v) use ($e) { return false === $v ? $e : $v; }, $results);
+            $results = array_map(function ($v) use ($e) { return false === $v ? $e : $v; }, (array) $results);
+        }
+
+        if (\is_bool($results)) {
+            return;
         }
 
         foreach ($ids as $k => $id) {
