steveloughran commented on code in PR #21160:
URL: https://github.com/apache/flink/pull/21160#discussion_r1005501511
##########
flink-runtime/src/main/java/org/apache/flink/runtime/security/modules/HadoopModule.java:
##########
@@ -69,71 +60,34 @@ public void install() throws SecurityInstallException {
UserGroupInformation loginUser;
try {
- if (UserGroupInformation.isSecurityEnabled()
- && !StringUtils.isBlank(securityConfig.getKeytab())
- && !StringUtils.isBlank(securityConfig.getPrincipal())) {
- String keytabPath = (new
File(securityConfig.getKeytab())).getAbsolutePath();
-
-
UserGroupInformation.loginUserFromKeytab(securityConfig.getPrincipal(),
keytabPath);
Review Comment:
yes, plus sets up a renewer thread to do relogin on a regular basis.
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