Merge pull request #22867 from nextcloud/shared-storage-init-less

Shared storage optimizations

2 files changed, 71 insertions, 11 deletions

diff --git a/lib/private/Files/Cache/NullWatcher.php b/lib/private/Files/Cache/NullWatcher.php
new file mode 100644
index 00000000000..57e43444fdc
--- /dev/null
+++ b/lib/private/Files/Cache/NullWatcher.php
@@ -0,0 +1,53 @@
+<?php
+
+declare(strict_types=1);
+/**
+ * @copyright Copyright (c) 2020 Robin Appelman <robin@icewind.nl>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OC\Files\Cache;
+
+class NullWatcher extends Watcher {
+	private $policy;
+
+	public function __construct() {
+	}
+
+	public function setPolicy($policy) {
+		$this->policy = $policy;
+	}
+
+	public function getPolicy() {
+		return $this->policy;
+	}
+
+	public function checkUpdate($path, $cachedEntry = null) {
+		return false;
+	}
+
+	public function update($path, $cachedData) {
+	}
+
+	public function needsUpdate($path, $cachedData) {
+		return false;
+	}
+
+	public function cleanFolder($path) {
+	}
+}
diff --git a/lib/private/Files/View.php b/lib/private/Files/View.php
index ef8656258d1..16074a89ca8 100644
--- a/lib/private/Files/View.php
+++ b/lib/private/Files/View.php
@@ -239,7 +239,7 @@ class View {
 	public function getLocalFile($path) {
 		$parent = substr($path, 0, strrpos($path, '/'));
 		$path = $this->getAbsolutePath($path);
-		list($storage, $internalPath) = Filesystem::resolvePath($path);
+		[$storage, $internalPath] = Filesystem::resolvePath($path);
 		if (Filesystem::isValidPath($parent) and $storage) {
 			return $storage->getLocalFile($internalPath);
 		} else {
@@ -254,7 +254,7 @@ class View {
 	public function getLocalFolder($path) {
 		$parent = substr($path, 0, strrpos($path, '/'));
 		$path = $this->getAbsolutePath($path);
-		list($storage, $internalPath) = Filesystem::resolvePath($path);
+		[$storage, $internalPath] = Filesystem::resolvePath($path);
 		if (Filesystem::isValidPath($parent) and $storage) {
 			return $storage->getLocalFolder($internalPath);
 		} else {
@@ -668,10 +668,10 @@ class View {
 				$this->changeLock($path, ILockingProvider::LOCK_EXCLUSIVE);
 
 				/** @var \OC\Files\Storage\Storage $storage */
-				list($storage, $internalPath) = $this->resolvePath($path);
+				[$storage, $internalPath] = $this->resolvePath($path);
 				$target = $storage->fopen($internalPath, 'w');
 				if ($target) {
-					list(, $result) = \OC_Helper::streamCopy($data, $target);
+					[, $result] = \OC_Helper::streamCopy($data, $target);
 					fclose($target);
 					fclose($data);
 
@@ -1089,7 +1089,7 @@ class View {
 					[Filesystem::signal_param_path => $this->getHookPath($path)]
 				);
 			}
-			list($storage, $internalPath) = Filesystem::resolvePath($absolutePath . $postFix);
+			[$storage, $internalPath] = Filesystem::resolvePath($absolutePath . $postFix);
 			if ($storage) {
 				return $storage->hash($type, $internalPath, $raw);
 			}
@@ -1143,7 +1143,7 @@ class View {
 
 			$run = $this->runHooks($hooks, $path);
 			/** @var \OC\Files\Storage\Storage $storage */
-			list($storage, $internalPath) = Filesystem::resolvePath($absolutePath . $postFix);
+			[$storage, $internalPath] = Filesystem::resolvePath($absolutePath . $postFix);
 			if ($run and $storage) {
 				if (in_array('write', $hooks) || in_array('delete', $hooks)) {
 					try {
@@ -1568,7 +1568,7 @@ class View {
 		 * @var \OC\Files\Storage\Storage $storage
 		 * @var string $internalPath
 		 */
-		list($storage, $internalPath) = Filesystem::resolvePath($path);
+		[$storage, $internalPath] = Filesystem::resolvePath($path);
 		if ($storage) {
 			$cache = $storage->getCache($path);
 
@@ -1705,7 +1705,7 @@ class View {
 		 * @var Storage\Storage $storage
 		 * @var string $internalPath
 		 */
-		list($storage, $internalPath) = $this->resolvePath($path);
+		[$storage, $internalPath] = $this->resolvePath($path);
 		if ($storage) {
 			return $storage->getETag($internalPath);
 		} else {
@@ -1719,10 +1719,11 @@ class View {
 	 * Note that the resulting path is not guarantied to be unique for the id, multiple paths can point to the same file
 	 *
 	 * @param int $id
-	 * @throws NotFoundException
+	 * @param int|null $storageId
 	 * @return string
+	 * @throws NotFoundException
 	 */
-	public function getPath($id) {
+	public function getPath($id, int $storageId = null) {
 		$id = (int)$id;
 		$manager = Filesystem::getMountManager();
 		$mounts = $manager->findIn($this->fakeRoot);
@@ -1737,6 +1738,12 @@ class View {
 			return $a instanceof SharedMount && (!$b instanceof SharedMount) ? 1 : -1;
 		});
 
+		if (!is_null($storageId)) {
+			$mounts = array_filter($mounts, function (IMountPoint $mount) use ($storageId) {
+				return $mount->getNumericStorageId() === $storageId;
+			});
+		}
+
 		foreach ($mounts as $mount) {
 			/**
 			 * @var \OC\Files\Mount\MountPoint $mount
@@ -1844,7 +1851,7 @@ class View {
 	public function verifyPath($path, $fileName) {
 		try {
 			/** @type \OCP\Files\Storage $storage */
-			list($storage, $internalPath) = $this->resolvePath($path);
+			[$storage, $internalPath] = $this->resolvePath($path);
 			$storage->verifyPath($internalPath, $fileName);
 		} catch (ReservedWordException $ex) {
 			$l = \OC::$server->getL10N('lib');