From f393f318e51726a329a0dd3990a8b69c140fabfe Mon Sep 17 00:00:00 2001
From: Siamak Sadeghianfar <siamaksade@gmail.com>
Date: Thu, 12 Oct 2017 11:42:15 +0200
Subject: [PATCH] updated bluegreen template

---
 openshift/coolstore-bluegreen-template.yaml | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/openshift/coolstore-bluegreen-template.yaml b/openshift/coolstore-bluegreen-template.yaml
index a7d585f..3089772 100644
--- a/openshift/coolstore-bluegreen-template.yaml
+++ b/openshift/coolstore-bluegreen-template.yaml
@@ -935,12 +935,22 @@ objects:
             def altTag = "green"
 
             stage('Deploy (Not Live)') {
-              sh "oc get route cart -o jsonpath='{ .spec.to.name }' > activeservice"
-              activeService = readFile('activeservice').trim()
+              sh "oc get route cart -o json > routejson"
+              def json = readJSON text: readFile('routejson').trim()
+              def activeService
+              if (json.spec.to.weight == 100) {
+                activeService = json.spec.to.name
+              } else {
+                for (backend in json.spec.alternateBackends) {
+                    if (backend.weight == 100) { activeService = backend.name }
+                }    
+              }
+
               if (activeService == "cart-blue") {
                 tag = "green"
                 altTag = "blue"
               }
+
               openshiftTag sourceStream: 'cart', sourceTag: 'latest', destinationStream: 'cart', destinationTag: "latest-${tag}"
               sleep 10
               openshiftVerifyDeployment deploymentConfig: "cart-${tag}", replicaCount: '1', verifyReplicaCount: true