Github user kavinderd commented on a diff in the pull request:
https://github.com/apache/incubator-hawq/pull/1075#discussion_r95034235
--- Diff:
pxf/pxf-service/src/main/java/org/apache/hawq/pxf/service/utilities/SecuredHDFS.java
---
@@ -53,6 +53,10 @@
public static void verifyToken(ProtocolData protData, ServletContext
context) {
try {
if (UserGroupInformation.isSecurityEnabled()) {
+ UserGroupInformation loginUser =
UserGroupInformation.getLoginUser();
+ if (!loginUser.hasKerberosCredentials()) {
+ SecureLogin.login();
--- End diff --
Instead of `SecureLogin` we can just directly use
`UserGroupInformation.getLoginUser().reloginFromKeytab()` seems more
lightweight since it leverages all the kerberos information that's already in
memory
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