Update to Drupal 8.0.0-beta15. For more information, see: https://www.drupal.org/node/2563023

core/lib/Drupal/Core/Config/ConfigInstaller.php

@@ -158,6 +158,7 @@ class ConfigInstaller implements ConfigInstallerInterface {
    */
   public function installOptionalConfig(StorageInterface $storage = NULL, $dependency = []) {
     $profile = $this->drupalGetProfile();
+    $optional_profile_config = [];
     if (!$storage) {
       // Search the install profile's optional configuration too.
       $storage = new ExtensionInstallStorage($this->getActiveStorages(StorageInterface::DEFAULT_COLLECTION), InstallStorage::CONFIG_OPTIONAL_DIRECTORY, StorageInterface::DEFAULT_COLLECTION, TRUE);
@@ -168,6 +169,7 @@ class ConfigInstaller implements ConfigInstallerInterface {
       // Creates a profile storage to search for overrides.
       $profile_install_path = $this->drupalGetPath('module', $profile) . '/' . InstallStorage::CONFIG_OPTIONAL_DIRECTORY;
       $profile_storage = new FileStorage($profile_install_path, StorageInterface::DEFAULT_COLLECTION);
+      $optional_profile_config = $profile_storage->listAll();
     }
     else {
       // Profile has not been set yet. For example during the first steps of the
@@ -178,7 +180,8 @@ class ConfigInstaller implements ConfigInstallerInterface {
     $enabled_extensions = $this->getEnabledExtensions();
     $existing_config = $this->getActiveStorages()->listAll();
 
-    $list = array_filter($storage->listAll(), function($config_name) use ($existing_config) {
+    $list = array_unique(array_merge($storage->listAll(), $optional_profile_config));
+    $list = array_filter($list, function($config_name) use ($existing_config) {
       // Only list configuration that:
       // - does not already exist
       // - is a configuration entity (this also excludes config that has an
@@ -188,7 +191,8 @@ class ConfigInstaller implements ConfigInstallerInterface {
 
     $all_config = array_merge($existing_config, $list);
     $config_to_create = $storage->readMultiple($list);
-    // Check to see if the corresponding override storage has any overrides.
+    // Check to see if the corresponding override storage has any overrides or
+    // new configuration that can be installed.
     if ($profile_storage) {
       $config_to_create = $profile_storage->readMultiple($list) + $config_to_create;
     }

core/lib/Drupal/Core/Config/FileStorage.php

@@ -193,19 +193,23 @@ class FileStorage implements StorageInterface {
    * Implements Drupal\Core\Config\StorageInterface::listAll().
    */
   public function listAll($prefix = '') {
-    // glob() silently ignores the error of a non-existing search directory,
-    // even with the GLOB_ERR flag.
     $dir = $this->getCollectionDirectory();
-    if (!file_exists($dir)) {
+    if (!is_dir($dir)) {
       return array();
     }
     $extension = '.' . static::getFileExtension();
-    // \GlobIterator on Windows requires an absolute path.
-    $files = new \GlobIterator(realpath($dir) . '/' . $prefix . '*' . $extension);
+
+    // glob() directly calls into libc glob(), which is not aware of PHP stream
+    // wrappers. Same for \GlobIterator (which additionally requires an absolute
+    // realpath() on Windows).
+    // @see https://github.com/mikey179/vfsStream/issues/2
+    $files = scandir($dir);
 
     $names = array();
     foreach ($files as $file) {
-      $names[] = $file->getBasename($extension);
+      if ($file[0] !== '.' && fnmatch($prefix . '*' . $extension, $file)) {
+        $names[] = basename($file, $extension);
+      }
     }
 
     return $names;
@@ -299,13 +303,15 @@ class FileStorage implements StorageInterface {
             $collections[] = $collection . '.' . $sub_collection;
           }
         }
-        // Check that the collection is valid by searching if for configuration
+        // Check that the collection is valid by searching it for configuration
         // objects. A directory without any configuration objects is not a valid
         // collection.
-        // \GlobIterator on Windows requires an absolute path.
-        $files = new \GlobIterator(realpath($directory . '/' . $collection) . '/*.' . $this->getFileExtension());
-        if (count($files)) {
-          $collections[] = $collection;
+        // @see \Drupal\Core\Config\FileStorage::listAll()
+        foreach (scandir($directory . '/' . $collection) as $file) {
+          if ($file[0] !== '.' && fnmatch('*.' . $this->getFileExtension(), $file)) {
+            $collections[] = $collection;
+            break;
+          }
         }
       }
     }

core/lib/Drupal/Core/Config/InstallStorage.php

@@ -195,10 +195,17 @@ class InstallStorage extends FileStorage {
       // We don't have to use ExtensionDiscovery here because our list of
       // extensions was already obtained through an ExtensionDiscovery scan.
       $directory = $this->getComponentFolder($extension_object);
-      if (file_exists($directory)) {
-        $files = new \GlobIterator(\Drupal::root() . '/' . $directory . '/*' . $extension);
+      if (is_dir($directory)) {
+        // glob() directly calls into libc glob(), which is not aware of PHP
+        // stream wrappers. Same for \GlobIterator (which additionally requires
+        // an absolute realpath() on Windows).
+        // @see https://github.com/mikey179/vfsStream/issues/2
+        $files = scandir($directory);
+
         foreach ($files as $file) {
-          $folders[$file->getBasename($extension)] = $directory;
+          if ($file[0] !== '.' && fnmatch('*' . $extension, $file)) {
+            $folders[basename($file, $extension)] = $directory;
+          }
         }
       }
     }
@@ -215,10 +222,17 @@ class InstallStorage extends FileStorage {
     $extension = '.' . $this->getFileExtension();
     $folders = array();
     $directory = $this->getCoreFolder();
-    if (file_exists($directory)) {
-      $files = new \GlobIterator(\Drupal::root() . '/' . $directory . '/*' . $extension);
+    if (is_dir($directory)) {
+      // glob() directly calls into libc glob(), which is not aware of PHP
+      // stream wrappers. Same for \GlobIterator (which additionally requires an
+      // absolute realpath() on Windows).
+      // @see https://github.com/mikey179/vfsStream/issues/2
+      $files = scandir($directory);
+
       foreach ($files as $file) {
-        $folders[$file->getBasename($extension)] = $directory;
+        if ($file[0] !== '.' && fnmatch('*' . $extension, $file)) {
+          $folders[basename($file, $extension)] = $directory;
+        }
       }
     }
     return $folders;

core/lib/Drupal/Core/Config/Schema/SchemaCheckTrait.php

@@ -42,13 +42,20 @@ trait SchemaCheckTrait {
    * @param string $config_name
    *   The configuration name.
    * @param array $config_data
-   *   The configuration data.
+   *   The configuration data, assumed to be data for a top-level config object.
    *
    * @return array|bool
    *   FALSE if no schema found. List of errors if any found. TRUE if fully
    *   valid.
    */
   public function checkConfigSchema(TypedConfigManagerInterface $typed_config, $config_name, $config_data) {
+    // We'd like to verify that the top-level type is either config_base,
+    // config_entity, or a derivative. The only thing we can really test though
+    // is that the schema supports having langcode in it. So add 'langcode' to
+    // the data if it doesn't already exist.
+    if (!isset($config_data['langcode'])) {
+      $config_data['langcode'] = 'en';
+    }
     $this->configName = $config_name;
     if (!$typed_config->hasConfigSchema($config_name)) {
       return FALSE;

core/lib/Drupal/Core/Config/Testing/ConfigSchemaChecker.php

@@ -73,7 +73,7 @@ class ConfigSchemaChecker implements EventSubscriberInterface {
 
     $name = $saved_config->getName();
     $data = $saved_config->get();
-    $checksum = crc32(serialize($data));
+    $checksum = hash('crc32b', serialize($data));
     $exceptions = array(
       // Following are used to test lack of or partial schema. Where partial
       // schema is provided, that is explicitly tested in specific tests.