From 0500f2b9b35d300895d8a45990e3908e0c8910d3 Mon Sep 17 00:00:00 2001
From: Gavin Williams <gavin.williams@elastic.co>
Date: Thu, 27 Sep 2018 16:16:03 +0100
Subject: [PATCH] Add support for SSH config file to Rsync helper

---
 plugins/synced_folders/rsync/helper.rb | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/plugins/synced_folders/rsync/helper.rb b/plugins/synced_folders/rsync/helper.rb
index c190cf3c1..5604b83cf 100644
--- a/plugins/synced_folders/rsync/helper.rb
+++ b/plugins/synced_folders/rsync/helper.rb
@@ -77,6 +77,11 @@ module VagrantPlugins
           proxy_command = "-o ProxyCommand='#{ssh_info[:proxy_command]}' "
         end
 
+        ssh_config_file = ""
+        if ssh_info[:config]
+          ssh_config_file = "-F #{ssh_info[:config]}"
+        end
+
         # Create the path for the control sockets. We used to do this
         # in the machine data dir but this can result in paths that are
         # too long for unix domain sockets.
@@ -91,6 +96,7 @@ module VagrantPlugins
           "ssh", "-p", "#{ssh_info[:port]}",
           "-o", "LogLevel=#{log_level}",
           proxy_command,
+          ssh_config_file,
           control_options,
         ]