[MNG-7848] Change the notification recipients in s390x pipeline (#1213)

* [MNG-7848] Change the notification recipients in s390x pipeline

Signed-off-by: Kun-Lu <kun.lu@ibm.com>

* [MNG-7848] Change the replyTo recipient

Signed-off-by: Kun-Lu <kun.lu@ibm.com>

---------

Signed-off-by: Kun-Lu <kun.lu@ibm.com>

Jenkinsfile.s390x

@@ -160,7 +160,7 @@ parallel(runITsTasks)
 } finally {
     // notify completion
     stage("Notifications") {
-        jenkinsNotify()
+        notify_s390x()
     }
 }
 
@@ -171,3 +171,74 @@ def archiveDirs(stageId, archives) {
         }
     }
 }
+
+def notify_s390x() {
+    echo "Build result: ${currentBuild.currentResult}"
+    // determine the message details
+    def providers
+    def messageBody
+    def messageTail = ''
+    def messageSubject
+    def sendMail
+    switch(currentBuild.currentResult) {
+        case "SUCCESS":
+            providers = []
+            messageSubject = "Build succeeded in Jenkins: ${currentBuild.fullDisplayName}"
+            messageBody = """See ${currentBuild.absoluteUrl}"""
+            // only send successfuly builds if the previous build was unsuccessful or incomplete
+            sendMail = currentBuild.previousBuild == null || !"SUCCESS".equals(currentBuild.previousBuild.result)
+        break
+        case "UNSTABLE":
+            providers = [[$class: 'CulpritsRecipientProvider']]
+            messageSubject = "Build unstable in Jenkins: ${currentBuild.fullDisplayName}"
+            messageBody = """See ${currentBuild.absoluteUrl}"""
+            sendMail = true
+            messageTail = '\nBuild log:\n${BUILD_LOG}'
+        break
+        case "FAILURE":
+            providers = [[$class: 'CulpritsRecipientProvider']]
+            messageSubject = "Build failed in Jenkins: ${currentBuild.fullDisplayName}"
+            messageBody = """See ${currentBuild.absoluteUrl}"""
+            sendMail = true
+            messageTail = '\nBuild log:\n${BUILD_LOG}'
+        break
+        case "ABORTED":
+            providers = [[$class: 'CulpritsRecipientProvider']]
+            messageSubject = "Build aborted in Jenkins: ${currentBuild.fullDisplayName}"
+            messageBody = """See ${currentBuild.absoluteUrl}"""
+            sendMail = true
+            messageTail = '\nBuild log:\n${BUILD_LOG}'
+        break
+        default:
+            echo "Unknown status: ${currentBuild.currentResult}"
+        // should never happen if we are actually being invoked.
+        return
+    }
+
+    // add the changes to the email
+	def authors = []
+    if (currentBuild.changeSets.isEmpty() ) {
+        messageBody = messageBody + "\n\nNo changes.\n";
+    } else {
+        messageBody = messageBody + "\n\nChanges:\n";
+        for (def changeSet in currentBuild.changeSets) {
+            for (def change in changeSet) {
+                messageBody = messageBody + "\n* ${change.msg.trim().replaceAll('\n','\n  ')}"
+                authors += change.author.id
+            }
+        }
+        messageBody = messageBody + "\n"
+    }
+    println("The authors of changes ${authors.unique()}.")
+    for (def author in authors) {
+		if (author.matches('(.*)github(.*)')) sendMail = false
+    }
+    
+    if (authors.isEmpty()) sendMail = false
+    
+    if (sendMail) {
+        messageBody = messageBody + '\n${FAILED_TESTS}\n' + messageTail
+        println("Sending email ...")
+        emailext body: messageBody, replyTo: 'rishi@ca.ibm.com', subject: messageSubject, to: 'rishi@ca.ibm.com'
+    }
+}