1、The setConfig method in the Executor did not assign the Flink configuration (affecting Kerberos authentication in KerberosUtil).

2、Provided a default value for starttlsEnable in EmailParams to avoid a NullPointerException in setStarttlsEnable when configuring the email settings for the first time with empty values.

Author: mengyejiang

dinky-alert/dinky-alert-email/src/main/java/org/dinky/alert/email/params/EmailParams.java

@@ -38,7 +38,7 @@ public class EmailParams {
     private Integer serverPort;
     private String sender;
     private Boolean enableSmtpAuth;
-    private Boolean starttlsEnable;
+    private Boolean starttlsEnable = false;
     private Boolean sslEnable;
     private String user;
     private String password;

dinky-core/src/main/java/org/dinky/executor/Executor.java

@@ -190,6 +190,8 @@ protected void init(DinkyClassLoader classLoader) {
         if (executorConfig.isValidConfig()) {
             for (Map.Entry<String, String> entry : executorConfig.getConfig().entrySet()) {
                 configuration.setString(entry.getKey(), entry.getValue());
+                setConfig.put(entry.getKey(), entry.getValue());
+                logger.info("setConfig key: [{}], value: [{}]", entry.getKey(), entry.getValue());
             }
         }
         if (executorConfig.isValidVariables()) {