Update Jenkinsfile

Jenkinsfile

@@ -72,6 +72,38 @@ spec:
 """
         }
     }
+    stage('Retrieve maven Environment Variables') {
+        steps {
+            container('maven') {
+                script {
+                    env.NEXUS_URL = sh(script: 'echo $NEXUS_URL', returnStdout: true).trim()
+                    env.NEXUS_PASS = sh(script: 'echo $NEXUS_PASS', returnStdout: true).trim()
+                }
+            }
+        }
+    }
+    stage('Retrieve helm Environment Variables') {
+        steps {
+            container('helm') {
+                script {
+                    env.KUBERNETES_API = sh(script: 'echo $KUBERNETES_API', returnStdout: true).trim()
+                    env.KUBERNETES_TOKEN = sh(script: 'echo $KUBERNETES_TOKEN', returnStdout: true).trim()
+                    env.NEXUS_URL = sh(script: 'echo $NEXUS_URL', returnStdout: true).trim()
+                }
+            }
+        }
+    }
+    stage('Retrieve docker Environment Variables') {
+        steps {
+            container('docker') {
+                script {
+                    env.NEXUS_DOCKER_URL = sh(script: 'echo $NEXUS_DOCKER_URL', returnStdout: true).trim()
+                    env.NEXUS_DOCKER_PASS = sh(script: 'echo $NEXUS_DOCKER_PASS', returnStdout: true).trim()
+                }
+            }
+        }
+    }
+
     stages{
         stage('Make jar') {
             steps {
@@ -90,21 +122,21 @@ spec:
         stage('Upload helm chart') {
             steps {
                 script {
-                    uploadHelmChart("example-app-1.0.0-SNAPSHOT.tgz", env.NEXUS_URL, "admin", env.NEXUS_PASS)
+                    uploadHelmChart("example-app-1.0.0-SNAPSHOT.tgz", "admin", env.NEXUS_URL, env.NEXUS_PASS)
                 }
             }
         }
         stage('Docker build & push') {
             steps {
                 script {
-                    dockerBuildAndPush("$NEXUS_DOCKER_URL", "example-app", "./Dockerfile", "target", "admin", "$NEXUS_DOCKER_PASS")
+                    dockerBuildAndPush(env.NEXUS_DOCKER_URL, "example-app", "./Dockerfile", "target", "admin", env.NEXUS_DOCKER_PASS)
                 }
             }
         }
         stage('Add Helm Repo') {
             steps {
                 script {
-                    addHelmRepo("my-helm-repo", "$NEXUS_URL")
+                    addHelmRepo("my-helm-repo", env.NEXUS_URL)
                 }
             }
         }
@@ -116,8 +148,8 @@ spec:
                         "my-helm-repo", 
                         "example-app", 
                         "1.0.0-SNAPSHOT", 
-                        "$KUBERNETES_API", 
+                        env.KUBERNETES_API, 
-                        "$KUBERNETES_TOKEN", 
+                        env.KUBERNETES_TOKEN, 
                         "localhost:31050/my-docker-repo/example-app:latest", 
                         ["app.ports.http": 8090, "imagePullSecrets[0]": "nexus-secret"]
                     )