🔃 [Magento Community Engineering] Community Contributions - 2.3-develop expedited

Accepted Public Pull Requests:
 - magento#22795: fixed issue magento#22736 - Cursor position not in right side of search keyword in mobile (by @sanjaychouhan-webkul)
 - magento#22876: Fixed issue magento#22875 Billing Agreements page title need to be improved (by @amitvishvakarma)
 - magento#22607: Implement Better Error Handling and Fix Waits on Null PIDs in Parallel SCD Execution (by @davidalger)


Fixed GitHub Issues:
 - magento#22736: Cursor position not in right side of search keyword in search box when click on search again (Mobile issue) (reported by @bhavik43) has been fixed in magento#22795 by @sanjaychouhan-webkul in 2.3-develop branch
   Related commits:
     1. 5621c44
     2. 3ca7c02
     3. 3c8dcea
     4. c79e1ff

 - magento#22875: Billing Agreements page title need to be improved (reported by @amitvishvakarma) has been fixed in magento#22876 by @amitvishvakarma in 2.3-develop branch
   Related commits:
     1. 3fb72ae
     2. ed84c8d

 - magento#21852: Random Error while waiting for package deployed (reported by @talset) has been fixed in magento#22607 by @davidalger in 2.3-develop branch
   Related commits:
     1. 49b3c72
     2. 7631cbc
     3. e1525a8
     4. 8d0a3d8
     5. 2be3105

 - magento#22563: Parallelised execution of static content deploy is broken on 2.3-develop (reported by @hostep) has been fixed in magento#22607 by @davidalger in 2.3-develop branch
   Related commits:
     1. 49b3c72
     2. 7631cbc
     3. e1525a8
     4. 8d0a3d8
     5. 2be3105

Author: magento-engcom-team

app/code/Magento/Deploy/Process/Queue.php

@@ -10,9 +10,9 @@
 use Magento\Deploy\Package\Package;
 use Magento\Deploy\Service\DeployPackage;
 use Magento\Framework\App\ResourceConnection;
-use Psr\Log\LoggerInterface;
 use Magento\Framework\App\State as AppState;
 use Magento\Framework\Locale\ResolverInterface as LocaleResolver;
+use Psr\Log\LoggerInterface;
 
 /**
  * Deployment Queue
@@ -165,6 +165,7 @@ public function process()
         $packages = $this->packages;
         while (count($packages) && $this->checkTimeout()) {
             foreach ($packages as $name => $packageJob) {
+                // Unsets each member of $packages array (passed by reference) as each is executed
                 $this->assertAndExecute($name, $packages, $packageJob);
             }
             $this->logger->info('.');
@@ -224,12 +225,8 @@ private function assertAndExecute($name, array & $packages, array $packageJob)
      * @param bool $dependenciesNotFinished
      * @return void
      */
-    private function executePackage(
-        Package $package,
-        string $name,
-        array &$packages,
-        bool $dependenciesNotFinished
-    ) {
+    private function executePackage(Package $package, string $name, array &$packages, bool $dependenciesNotFinished)
+    {
         if (!$dependenciesNotFinished
             && !$this->isDeployed($package)
             && ($this->maxProcesses < 2 || (count($this->inProgress) < $this->maxProcesses))
@@ -338,14 +335,41 @@ private function isDeployed(Package $package)
     {
         if ($this->isCanBeParalleled()) {
             if ($package->getState() === null) {
+                $pid = $this->getPid($package);
+
+                // When $pid comes back as null the child process for this package has not yet started; prevents both
+                // hanging until timeout expires (which was behaviour in 2.2.x) and the type error from strict_types
+                if ($pid === null) {
+                    return false;
+                }
+
                 // phpcs:ignore Magento2.Functions.DiscouragedFunction
-                $pid = pcntl_waitpid($this->getPid($package), $status, WNOHANG);
-                if ($pid === $this->getPid($package)) {
+                $result = pcntl_waitpid($pid, $status, WNOHANG);
+                if ($result === $pid) {
                     $package->setState(Package::STATE_COMPLETED);
+                    // phpcs:ignore Magento2.Functions.DiscouragedFunction
+                    $exitStatus = pcntl_wexitstatus($status);
+
+                    $this->logger->info(
+                        "Exited: " . $package->getPath() . "(status: $exitStatus)",
+                        [
+                            'process' => $package->getPath(),
+                            'status' => $exitStatus,
+                        ]
+                    );
 
                     unset($this->inProgress[$package->getPath()]);
                     // phpcs:ignore Magento2.Functions.DiscouragedFunction
                     return pcntl_wexitstatus($status) === 0;
+                } elseif ($result === -1) {
+                    // phpcs:ignore Magento2.Functions.DiscouragedFunction
+                    $errno = pcntl_errno();
+                    // phpcs:ignore Magento2.Functions.DiscouragedFunction
+                    $strerror = pcntl_strerror($errno);
+
+                    throw new \RuntimeException(
+                        "Error encountered checking child process status (PID: $pid): $strerror (errno: $errno)"
+                    );
                 }
                 return false;
             }
@@ -361,7 +385,7 @@ private function isDeployed(Package $package)
      */
     private function getPid(Package $package)
     {
-        return isset($this->processIds[$package->getPath()]) ?? null;
+        return $this->processIds[$package->getPath()] ?? null;
     }
 
     /**
@@ -380,15 +404,30 @@ private function checkTimeout()
      * Protect against zombie process
      *
      * @throws \RuntimeException
+     * @SuppressWarnings(PHPMD.UnusedLocalVariable)
      * @return void
      */
     public function __destruct()
     {
         foreach ($this->inProgress as $package) {
+            $pid = $this->getPid($package);
+            $this->logger->info(
+                "Reaping child process: {$package->getPath()} (PID: $pid)",
+                [
+                    'process' => $package->getPath(),
+                    'pid' => $pid,
+                ]
+            );
+
             // phpcs:ignore Magento2.Functions.DiscouragedFunction
-            if (pcntl_waitpid($this->getPid($package), $status) === -1) {
+            if (pcntl_waitpid($pid, $status) === -1) {
+                // phpcs:ignore Magento2.Functions.DiscouragedFunction
+                $errno = pcntl_errno();
+                // phpcs:ignore Magento2.Functions.DiscouragedFunction
+                $strerror = pcntl_strerror($errno);
+
                 throw new \RuntimeException(
-                    'Error while waiting for package deployed: ' . $this->getPid($package) . '; Status: ' . $status
+                    "Error encountered waiting for child process (PID: $pid): $strerror (errno: $errno)"
                 );
             }
         }

app/code/Magento/Paypal/Controller/Billing/Agreement/Index.php

@@ -6,7 +6,12 @@
  */
 namespace Magento\Paypal\Controller\Billing\Agreement;
 
-class Index extends \Magento\Paypal\Controller\Billing\Agreement
+use Magento\Framework\App\Action\HttpGetActionInterface as HttpGetActionInterface;
+
+/**
+ * Index Controller.
+ */
+class Index extends \Magento\Paypal\Controller\Billing\Agreement implements HttpGetActionInterface
 {
     /**
      * View billing agreements
@@ -16,7 +21,7 @@ class Index extends \Magento\Paypal\Controller\Billing\Agreement
     public function execute()
     {
         $this->_view->loadLayout();
-        $this->_view->getPage()->getConfig()->getTitle()->prepend(__('Billing Agreements'));
+        $this->_view->getPage()->getConfig()->getTitle()->set(__('Billing Agreements'));
         $this->_view->renderLayout();
     }
 }

app/code/Magento/Search/view/frontend/web/js/form-mini.js

@@ -128,11 +128,16 @@ define([
          * @param {Boolean} isActive
          */
         setActiveState: function (isActive) {
+            var searchValue;
+
             this.searchForm.toggleClass('active', isActive);
             this.searchLabel.toggleClass('active', isActive);
 
             if (this.isExpandable) {
                 this.element.attr('aria-expanded', isActive);
+                searchValue = this.element.val();
+                this.element.val('');
+                this.element.val(searchValue);
             }
         },