From 0251d104476561cf6e45aa3652e1175af811ad27 Mon Sep 17 00:00:00 2001
From: Baptiste Mathus <batmat@batmat.net>
Date: Thu, 14 Sep 2017 15:42:09 +0200
Subject: [PATCH] Chain the cause exception and log in case of failure

---
 .../plugins/github_branch_source/GitHubSCMSource.java          | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/main/java/org/jenkinsci/plugins/github_branch_source/GitHubSCMSource.java b/src/main/java/org/jenkinsci/plugins/github_branch_source/GitHubSCMSource.java
index 966a54b367..51695c06c6 100644
--- a/src/main/java/org/jenkinsci/plugins/github_branch_source/GitHubSCMSource.java
+++ b/src/main/java/org/jenkinsci/plugins/github_branch_source/GitHubSCMSource.java
@@ -1019,6 +1019,9 @@ private void checkApiUrlValidity(GitHub github) throws IOException {
             github.checkApiUrlValidity();
         } catch (HttpException e) {
             String message = String.format("It seems %s is unreachable", apiUri == null ? GITHUB_URL : apiUri);
+            AbortException abortException = new AbortException(message);
+            abortException.initCause(e);
+            LOGGER.log(Level.WARNING, "Issue while checking GitHub URL validity", e);
             throw new AbortException(message);
         }
     }