From 133c45e5455cb072509561a5b672f12beb222310 Mon Sep 17 00:00:00 2001
From: Norbert Preining <norbert@preining.info>
Date: Sat, 23 Nov 2019 04:43:28 +0900
Subject: [PATCH] Catch DNS resolution error (#730)

* Catch the DNS error the same way we catch the timeout error
---
 src/onedrive.d | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/onedrive.d b/src/onedrive.d
index 5b04dd43..95858d06 100644
--- a/src/onedrive.d
+++ b/src/onedrive.d
@@ -635,7 +635,8 @@ final class OneDriveApi
 			auto errorArray = splitLines(e.msg);
 			string errorMessage = errorArray[0];
 			
-			if (canFind(errorMessage, "Couldn't connect to server on handle")) {
+			if (canFind(errorMessage, "Couldn't connect to server on handle") ||
+			    canFind(errorMessage, "Couldn't resolve host name on handle")) {
 				// This is a curl timeout
 				log.error("  Error Message: There was a timeout in accessing the Microsoft OneDrive service - Internet connectivity issue?");
 				// or 408 request timeout
@@ -661,7 +662,8 @@ final class OneDriveApi
 						log.log("Internet connectivity to Microsoft OneDrive service has been restored");
 						retrySuccess = true;
 					} catch (CurlException e) {
-						if (canFind(e.msg, "Couldn't connect to server on handle")) {
+						if (canFind(e.msg, "Couldn't connect to server on handle") ||
+			                            canFind(e.msg, "Couldn't resolve host name on handle")) {
 							log.error("  Error Message: There was a timeout in accessing the Microsoft OneDrive service - Internet connectivity issue?");
 							// Increment & loop around
 							retryAttempts++;