Wangwenli, This should be fixed in the 2.1.0 release in short future, via https://issues.apache.org/jira/browse/HADOOP-8358. I've removed the default XML bit out of it. For now would setting dfs.web.ugi itself to the right user fix it up for you?
On Fri, Jul 27, 2012 at 4:59 PM, Wangwenli <wangwe...@huawei.com> wrote: > HI all, > > I am using hadoop2.0 alpha release, > > org.apache.hadoop.http.lib.StaticUserWebFilter.getUsernameFromConf(Configuration) > > static String getUsernameFromConf(Configuration conf) { > String oldStyleUgi = conf.get(DEPRECATED_UGI_KEY); > if (oldStyleUgi != null) { > // We can't use the normal configuration deprecation mechanism here > // since we need to split out the username from the configured UGI. > LOG.warn(DEPRECATED_UGI_KEY + " should not be used. Instead, use " + > USERNAME_KEY + "."); > String[] parts = oldStyleUgi.split(","); > return parts[0]; > } else { > return conf.get(USERNAME_KEY, USERNAME_DEFAULT); // this part > will never be executed, because in hdfs-default.xml,the DEPRECATED_UGI_KEY > will always there, so here the logic should check the new property first, > then the deprecated key. Any idea? > } > } -- Harsh J