From 8d2cb51cfd3ff62bfa6652a8be40f19e4e78103c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lu=C3=ADs=20Cobucci?= <lcobucci@gmail.com>
Date: Thu, 21 Apr 2022 11:34:07 +0200
Subject: [PATCH] Fix SFTP retry mechanism

As of phpseclib v3 `RuntimeException` objects are thrown, causing the
whole retry logic to be bypassed.

This makes sure to re-attempt to connect when timeout or connection
issues happen.
---
 SftpConnectionProvider.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/SftpConnectionProvider.php b/SftpConnectionProvider.php
index 82c1b42..995f6a7 100644
--- a/SftpConnectionProvider.php
+++ b/SftpConnectionProvider.php
@@ -4,6 +4,7 @@
 
 namespace League\Flysystem\PhpseclibV3;
 
+use League\Flysystem\FilesystemException;
 use phpseclib3\Crypt\Common\AsymmetricKey;
 use phpseclib3\Crypt\PublicKeyLoader;
 use phpseclib3\Exception\NoKeyLoadedException;
@@ -137,7 +138,10 @@ private function setupConnection(): SFTP
             $this->authenticate($connection);
         } catch (Throwable $exception) {
             $connection->disconnect();
-            throw $exception;
+
+            if ($exception instanceof FilesystemException) {
+                throw $exception;
+            }
         }
 
         return $connection;