Notify parent and child process at the same time

Author: srjlewis

CHANGELOG.md

@@ -1,3 +1,10 @@
+## 9.2.3
+#### 27 November 2024
+- __Driver Core__
+  - `Couchbasev4` Allow call to `handleNotifyFork()` after process has been forked, this is due 
+  - to a change in the couchbase SDK that needs parent and child to be notified at the same time.
+
+
 ## 9.2.2
 #### 29 July 2024
 - __Driver Core__

README.md

@@ -33,13 +33,16 @@ composer install phpfastcache/couchbasev4-extension
 
 To fork a php process correctly you will need to tell the Couchbase diver to prepare for the fork.
 
-⚠️ __WARNING__ You **must** call the drivers `Phpfastcache\Drivers\Couchbasev4\Driver::prepareToFork()` just before the `pcntl_fork()` call or the child process will lock up.
+⚠️ __WARNING__ You **must** call the drivers `Phpfastcache\Drivers\Couchbasev4\Driver::prepareToFork()` 
+just before the `pcntl_fork()` call or the child process will lock up and then call `handleNotifyFork()` to avoid further 
+errors.
 
 #### Example
 ```php
 try {
     \Phpfastcache\Drivers\Couchbasev4\Driver::prepareToFork();
     $pid = pcntl_fork();
+    \Phpfastcache\Drivers\Couchbasev4\Driver::handleNotifyFork();
     if ($pid == -1) {
         // There was a problem with forking the process
     } else if ($pid) {

lib/Phpfastcache/Extensions/Drivers/Couchbasev4/Driver.php

@@ -199,8 +199,12 @@ protected function handleForkedProcess(): void
         }
     }
 
-    protected static function handleNotifyFork(): void
+    public static function handleNotifyFork(): void
     {
+        if (!isset(static::$posixLoaded) && !isset(static::$extVersion)) {
+            return;
+        }
+
         if (static::$prepareToForkPPID && \version_compare(static::$extVersion, '4.2.1', '>=')) {
             if (static::$prepareToForkPPID === \posix_getpid()) {
                 Cluster::notifyFork(ForkEvent::PARENT);

tests/Couchbasev4.test.php

@@ -82,6 +82,7 @@
 try {
     \Phpfastcache\Extensions\Drivers\Couchbasev4\Driver::prepareToFork();
     $pid = \pcntl_fork();
+    \Phpfastcache\Extensions\Drivers\Couchbasev4\Driver::handleNotifyFork();
     if ($pid == -1) {
         $testHelper->assertFail('Unable to fork');
     } else if ($pid) {