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112 lines
3.7 KiB
PHP
112 lines
3.7 KiB
PHP
<?php
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/**
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* SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors
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* SPDX-FileCopyrightText: 2016 ownCloud, Inc.
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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namespace OCA\DAV\Connector\Sabre;
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use OCA\DAV\Connector\Sabre\Exception\FileLocked;
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use OCA\DAV\Connector\Sabre\Exception\PasswordLoginForbidden;
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use OCA\DAV\Exception\ServerMaintenanceMode;
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use OCP\Files\StorageNotAvailableException;
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use Psr\Log\LoggerInterface;
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use Sabre\DAV\Exception\BadRequest;
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use Sabre\DAV\Exception\Conflict;
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use Sabre\DAV\Exception\Forbidden;
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use Sabre\DAV\Exception\InvalidSyncToken;
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use Sabre\DAV\Exception\MethodNotAllowed;
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use Sabre\DAV\Exception\NotAuthenticated;
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use Sabre\DAV\Exception\NotFound;
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use Sabre\DAV\Exception\NotImplemented;
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use Sabre\DAV\Exception\PreconditionFailed;
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use Sabre\DAV\Exception\RequestedRangeNotSatisfiable;
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class ExceptionLoggerPlugin extends \Sabre\DAV\ServerPlugin {
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protected $nonFatalExceptions = [
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NotAuthenticated::class => true,
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// If tokenauth can throw this exception (which is basically as
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// NotAuthenticated. So not fatal.
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PasswordLoginForbidden::class => true,
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// basically a NotAuthenticated
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InvalidSyncToken::class => true,
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// the sync client uses this to find out whether files exist,
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// so it is not always an error, log it as debug
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NotFound::class => true,
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// the sync client messed up their request
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// (e.g. propfind for tags with string instead of int)
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// so it is not always an error, log it as debug
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BadRequest::class => true,
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// this one mostly happens when the same file is uploaded at
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// exactly the same time from two clients, only one client
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// wins, the second one gets "Precondition failed"
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PreconditionFailed::class => true,
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// forbidden can be expected when trying to upload to
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// read-only folders for example
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Forbidden::class => true,
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// our forbidden is expected when access control is blocking
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// an item in a folder
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\OCA\DAV\Connector\Sabre\Exception\Forbidden::class => true,
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// Happens when an external storage or federated share is temporarily
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// not available
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StorageNotAvailableException::class => true,
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// happens if some a client uses the wrong method for a given URL
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// the error message itself is visible on the client side anyways
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NotImplemented::class => true,
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// happens when the parent directory is not present (for example when a
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// move is done to a non-existent directory)
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Conflict::class => true,
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// happens when a certain method is not allowed to be called
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// for example creating a folder that already exists
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MethodNotAllowed::class => true,
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// A locked file is perfectly valid and can happen in various cases
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FileLocked::class => true,
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// An invalid range is requested
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RequestedRangeNotSatisfiable::class => true,
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ServerMaintenanceMode::class => true,
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];
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/**
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* @param string $appName app name to use when logging
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*/
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public function __construct(
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private string $appName,
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private LoggerInterface $logger,
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) {
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}
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/**
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* This initializes the plugin.
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*
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* This function is called by \Sabre\DAV\Server, after
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* addPlugin is called.
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*
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* This method should set up the required event subscriptions.
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*
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* @param \Sabre\DAV\Server $server
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* @return void
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*/
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public function initialize(\Sabre\DAV\Server $server) {
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$server->on('exception', [$this, 'logException'], 10);
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}
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/**
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* Log exception
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*/
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public function logException(\Throwable $ex) {
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$exceptionClass = get_class($ex);
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if (isset($this->nonFatalExceptions[$exceptionClass])) {
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$this->logger->debug($ex->getMessage(), [
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'app' => $this->appName,
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'exception' => $ex,
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]);
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return;
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}
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$this->logger->critical($ex->getMessage(), [
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'app' => $this->appName,
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'exception' => $ex,
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]);
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}
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}
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