[FIXED JENKINS-16368]

HyperlinkNote shouldn't emit the absolute URL.

changelog.html

@@ -64,6 +64,9 @@ Upcoming changes</a>
   <li class=bug>
     Fixed "Manage" sub-contextmenu for non-standalone deployments
     (<a href="https://github.com/jenkinsci/jenkins/pull/721">pull 721</a>)
+  <li class=bug>
+    Absolute URLs in console output
+    (<a href="https://issues.jenkins-ci.org/browse/JENKINS-16368">issue 16368</a>)
   <li class=bug>
     Revert ampersand encoding which can cause backwad incompatibility issue
     (<a href="https://github.com/jenkinsci/jenkins/pull/683">pull 683</a>)

core/src/main/java/hudson/Functions.java

@@ -183,6 +183,8 @@ public class Functions {
             the same thing as "/abc/def.ghi", but this avoids the stale cache
             problem when the user upgrades to new Jenkins. Stapler also sets a long
             future expiration dates for such static resources.
+
+            see https://wiki.jenkins-ci.org/display/JENKINS/Hyperlinks+in+HTML
          */
         context.setVariable("resURL",rootURL+getResourcePath());
         context.setVariable("imagesURL",rootURL+getResourcePath()+"/images");

core/src/main/java/hudson/console/HyperlinkNote.java

@@ -26,6 +26,8 @@ package hudson.console;
 import hudson.Extension;
 import hudson.MarkupText;
 import jenkins.model.Jenkins;
+import org.kohsuke.stapler.Stapler;
+import org.kohsuke.stapler.StaplerRequest;
 
 import java.io.IOException;
 import java.util.logging.Level;
@@ -53,8 +55,16 @@ public class HyperlinkNote extends ConsoleNote {
     @Override
     public ConsoleAnnotator annotate(Object context, MarkupText text, int charPos) {
         String url = this.url;
-        if (url.startsWith("/"))
-            url = Jenkins.getInstance().getRootUrl()+url.substring(1);
+        if (url.startsWith("/")) {
+            StaplerRequest req = Stapler.getCurrentRequest();
+            if (req!=null) {
+                // if we are serving HTTP request, we want to use app relative URL
+                url = req.getContextPath()+url;
+            } else {
+                // otherwise presumably this is rendered for e-mails and other non-HTTP stuff
+                url = Jenkins.getInstance().getRootUrl()+url.substring(1);
+            }
+        }
         text.addMarkup(charPos, charPos + length, "<a href='" + url + "'"+extraAttributes()+">", "</a>");
         return null;
     }

core/src/main/java/jenkins/model/Jenkins.java

@@ -1864,6 +1864,7 @@ public class Jenkins extends AbstractCIBase implements ModifiableTopLevelItemGro
      * @since 1.66
      * @see Descriptor#getCheckUrl(String)
      * @see #getRootUrlFromRequest()
+     * @see <a href="https://wiki.jenkins-ci.org/display/JENKINS/Hyperlinks+in+HTML">Hyperlinks in HTML</a>
      */
     public String getRootUrl() {
         String url = JenkinsLocationConfiguration.get().getUrl();