Merge pull request #9 from sdapkus/main

Kill child processes before exiting horizon

Author: freekmurze

src/Commands/WatchHorizonCommand.php

@@ -72,8 +72,7 @@ protected function restartHorizon(): self
     {
         $this->components->info('Change detected! Restarting horizon...');
 
-        $this->horizonProcess->stop();
-
+        $this->stopHorizon();
         $this->startHorizon();
 
         return $this;
@@ -83,4 +82,26 @@ protected function isPhpFile(string $path): bool
     {
         return str_ends_with(strtolower($path), '.php');
     }
+
+    protected function stopHorizon(): void
+    {
+        $this->killStrayHorizonProcesses();
+
+        $this->horizonProcess->stop();
+    }
+
+    protected function killStrayHorizonProcesses(): void
+    {
+        (Process::fromShellCommandline('pgrep -P ' . $this->horizonProcess->getPid()))
+            ->run(function ($type, $output) {
+                $childPids = explode("\n", $output);
+                foreach ($childPids as $childPid) {
+                    if (! $childPid) {
+                        continue;
+                    }
+
+                    (Process::fromShellCommandline('kill ' . $childPid))->run();
+                }
+            });
+    }
 }