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Eric Yang commented on HADOOP-16214: ------------------------------------ [~daryn] Java standard regex doesn't support recursion regex. It can be quite inefficient to use regex to solve a split problem. Hope you won't block this patch from proceeding. [~ibuenros] [~xkrogen] Does patch 11 work for you? > Kerberos name implementation in Hadoop does not accept principals with more > than two components > ----------------------------------------------------------------------------------------------- > > Key: HADOOP-16214 > URL: https://issues.apache.org/jira/browse/HADOOP-16214 > Project: Hadoop Common > Issue Type: Bug > Components: auth > Reporter: Issac Buenrostro > Priority: Major > Attachments: HADOOP-16214.001.patch, HADOOP-16214.002.patch, > HADOOP-16214.003.patch, HADOOP-16214.004.patch, HADOOP-16214.005.patch, > HADOOP-16214.006.patch, HADOOP-16214.007.patch, HADOOP-16214.008.patch, > HADOOP-16214.009.patch, HADOOP-16214.010.patch, HADOOP-16214.011.patch > > > org.apache.hadoop.security.authentication.util.KerberosName is in charge of > converting a Kerberos principal to a user name in Hadoop for all of the > services requiring authentication. > Although the Kerberos spec > ([https://web.mit.edu/kerberos/krb5-1.5/krb5-1.5.4/doc/krb5-user/What-is-a-Kerberos-Principal_003f.html]) > allows for an arbitrary number of components in the principal, the Hadoop > implementation will throw a "Malformed Kerberos name:" error if the principal > has more than two components (because the regex can only read serviceName and > hostName). -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org