fix: updated OpenId access and refresh token persistend in in-memory config (5888)

update updated OpenId access and refresh token in memory config
---
fix style
---
add test case
---
fix comments
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fix NPE

Author: ttbadr

Diff for: kubernetes-client-api/src/main/java/io/fabric8/kubernetes/client/utils/OpenIDConnectionUtils.java

@@ -16,6 +16,7 @@
 package io.fabric8.kubernetes.client.utils;
 
 import io.fabric8.kubernetes.api.model.AuthInfo;
+import io.fabric8.kubernetes.api.model.AuthProviderConfig;
 import io.fabric8.kubernetes.api.model.NamedAuthInfo;
 import io.fabric8.kubernetes.api.model.NamedContext;
 import io.fabric8.kubernetes.client.Config;
@@ -37,10 +38,7 @@
 import java.security.cert.CertificateException;
 import java.security.spec.InvalidKeySpecException;
 import java.time.Instant;
-import java.util.Base64;
-import java.util.Collections;
-import java.util.LinkedHashMap;
-import java.util.Map;
+import java.util.*;
 import java.util.concurrent.CompletableFuture;
 import java.util.function.Consumer;
 
@@ -242,6 +240,12 @@ static boolean persistKubeConfigWithUpdatedToken(Config currentConfig, Map<Strin
    */
   public static boolean persistKubeConfigWithUpdatedAuthInfo(Config currentConfig, Consumer<AuthInfo> updateAction)
       throws IOException {
+    AuthInfo authInfo = new AuthInfo();
+    authInfo.setAuthProvider(new AuthProviderConfig(new HashMap<>(2), currentConfig.getAuthProvider().getName()));
+    updateAction.accept(authInfo);
+    //update new auth info to in-memory config
+    currentConfig.getAuthProvider().getConfig().putAll(authInfo.getAuthProvider().getConfig());
+
     if (currentConfig.getFile() == null) {
       return false;
     }
@@ -259,10 +263,13 @@ public static boolean persistKubeConfigWithUpdatedAuthInfo(Config currentConfig,
           config.getUsers().add(result);
           return result;
         });
+    //update new auth info to kubeConfig
     if (namedAuthInfo.getUser() == null) {
-      namedAuthInfo.setUser(new AuthInfo());
+      namedAuthInfo.setUser(authInfo);
+    } else {
+      Optional.ofNullable(authInfo.getToken()).ifPresent(t -> namedAuthInfo.getUser().setToken(t));
+      namedAuthInfo.getUser().getAuthProvider().getConfig().putAll(authInfo.getAuthProvider().getConfig());
     }
-    updateAction.accept(namedAuthInfo.getUser());
     // Persist changes to KUBECONFIG
     KubeConfigUtils.persistKubeConfigIntoFile(config, currentConfig.getFile().getAbsolutePath());
     return true;

Diff for: kubernetes-client-api/src/test/java/io/fabric8/kubernetes/client/utils/OpenIDConnectionUtilsTest.java

@@ -183,10 +183,16 @@ void testPersistKubeConfigWithUpdatedToken() throws IOException {
     assertNotNull(currentNamedContext);
     int currentUserIndex = KubeConfigUtils.getNamedUserIndexFromConfig(config, currentNamedContext.getContext().getUser());
     assertTrue(currentUserIndex > 0);
-    Map<String, String> authProviderConfig = config.getUsers().get(currentUserIndex).getUser().getAuthProvider().getConfig();
-    assertFalse(authProviderConfig.isEmpty());
-    assertEquals("id-token-updated", authProviderConfig.get(ID_TOKEN_KUBECONFIG));
-    assertEquals("refresh-token-updated", authProviderConfig.get(REFRESH_TOKEN_KUBECONFIG));
+    Map<String, String> authProviderConfigInFile = config.getUsers().get(currentUserIndex).getUser().getAuthProvider()
+        .getConfig();
+    assertFalse(authProviderConfigInFile.isEmpty());
+    Map<String, String> authProviderConfigInMemory = theConfig.getAuthProvider().getConfig();
+    //auth info should be updated in memory
+    assertEquals("id-token-updated", authProviderConfigInMemory.get(ID_TOKEN_KUBECONFIG));
+    assertEquals("refresh-token-updated", authProviderConfigInMemory.get(REFRESH_TOKEN_KUBECONFIG));
+    //auth info should be updated in kubeConfig
+    assertEquals("id-token-updated", authProviderConfigInFile.get(ID_TOKEN_KUBECONFIG));
+    assertEquals("refresh-token-updated", authProviderConfigInFile.get(REFRESH_TOKEN_KUBECONFIG));
   }
 
   @Test