From 2cb7b93bce48bfe05b60478229a4a155eb7bf642 Mon Sep 17 00:00:00 2001
From: Simon Meng <simon.meng@portainer.io>
Date: Thu, 4 Mar 2021 21:19:00 +1300
Subject: [PATCH] fix(k8s): CE-471 avoid to remove value path of env when patch
 k8s deployment, as the value path does not exist if env variable has empty
 value.

---
 app/kubernetes/helpers/application/index.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/app/kubernetes/helpers/application/index.js b/app/kubernetes/helpers/application/index.js
index 07f741f1b..239e5ceee 100644
--- a/app/kubernetes/helpers/application/index.js
+++ b/app/kubernetes/helpers/application/index.js
@@ -115,7 +115,11 @@ class KubernetesApplicationHelper {
     const env = _.map(envVariables, (item) => {
       const res = new KubernetesApplicationEnvPayload();
       res.name = item.Name;
-      res.value = item.Value;
+      if (item.Value === undefined) {
+        delete res.value;
+      } else {
+        res.value = item.Value;
+      }
       return res;
     });
     return env;