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chenruotao updated HIVE-25992: ------------------------------ Description: when I use this code to access hms {code:java} UserGroupInformation proxyUser = UserGroupInformation.createProxyUser(proxyUserName, userGroupInformation); proxyUser.doAs((PrivilegedExceptionAction<Boolean>) () -> { XXXXXX return true; }); {code} there will throw exception !image-2022-03-01-16-33-49-012.png! so I debug with this, and find something maybe wrong in the class named HiveMetaStoreClient: !image-2022-03-01-16-36-52-539.png! because the value of UserGroupInformation.getLoginUser().getRealUser() that in proxy.doas is null, so i change to UserGroupInformation.getLoginUser() and i works !image-2022-03-01-16-39-57-935.png! so what I did is no problem? was: when I use this code to access hms {code:java} UserGroupInformation proxyUser = UserGroupInformation.createProxyUser(proxyUserName, userGroupInformation); proxyUser.doAs((PrivilegedExceptionAction<Boolean>) () -> { XXXXXX return true; }); {code} there will throw exception !image-2022-03-01-16-33-49-012.png! so I debug with this, and find something maybe wrong in the class named HiveMetaStoreClient: !image-2022-03-01-16-36-52-539.png! because the value of UserGroupInformation.getLoginUser().getRealUser() that in proxy.doas is null, so i change to UserGroupInformation.getLoginUser() and i works !image-2022-03-01-16-39-57-935.png! so what I did is no problem? > Can not init HiveMetaStoreClient when using proxy user > ------------------------------------------------------ > > Key: HIVE-25992 > URL: https://issues.apache.org/jira/browse/HIVE-25992 > Project: Hive > Issue Type: Bug > Components: Hive > Affects Versions: 2.3.9 > Reporter: chenruotao > Priority: Major > Attachments: image-2022-03-01-16-33-49-012.png, > image-2022-03-01-16-36-52-539.png, image-2022-03-01-16-39-57-935.png > > > when I use this code to access hms > {code:java} > UserGroupInformation proxyUser = > UserGroupInformation.createProxyUser(proxyUserName, userGroupInformation); > proxyUser.doAs((PrivilegedExceptionAction<Boolean>) () -> { > XXXXXX > return true; > }); > {code} > there will throw exception > !image-2022-03-01-16-33-49-012.png! so I debug with this, and find something > maybe wrong in the class named HiveMetaStoreClient: > !image-2022-03-01-16-36-52-539.png! > because the value of UserGroupInformation.getLoginUser().getRealUser() that > in proxy.doas is null, so i change to UserGroupInformation.getLoginUser() and > i works > !image-2022-03-01-16-39-57-935.png! > so what I did is no problem? -- This message was sent by Atlassian Jira (v8.20.1#820001)