zjffdu commented on a change in pull request #4024:
URL: https://github.com/apache/zeppelin/pull/4024#discussion_r559402320
##########
File path: jdbc/src/main/java/org/apache/zeppelin/jdbc/JDBCInterpreter.java
##########
@@ -207,6 +207,16 @@ protected boolean runKerberosLogin() {
@Override
public void open() {
super.open();
+
+ // login via keytab first in open method, otherwise the underlying
runKerbose thread will
+ // fail and cause the interpreter closed.
+ String authType = properties.getProperty("zeppelin.jdbc.auth.type",
"SIMPLE")
+ .trim().toUpperCase();
+ if (authType.equalsIgnoreCase("KERBEROS")) {
Review comment:
addressed
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