[ https://issues.apache.org/jira/browse/HADOOP-10848?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Akira Ajisaka reopened HADOOP-10848: ------------------------------------ Now I'm trying to run HDFS on Java 11 and faced the following warnings: {noformat} WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by org.apache.hadoop.security.authentication.util.KerberosUtil (file:/opt/hadoop-3.3.0-SNAPSHOT/share/hadoop/common/lib/hadoop-auth-3.3.0-SNAPSHOT.jar) to method sun.security.krb5.Config.getInstance() WARNING: Please consider reporting this to the maintainers of org.apache.hadoop.security.authentication.util.KerberosUtil WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release {noformat} Reopening this because It's better to fix these warnings. > Cleanup calling of sun.security.krb5.Config > ------------------------------------------- > > Key: HADOOP-10848 > URL: https://issues.apache.org/jira/browse/HADOOP-10848 > Project: Hadoop Common > Issue Type: Improvement > Reporter: Kai Zheng > Priority: Minor > > As was told by Max (Oracle), JDK9 is likely to block all accesses to sun.* > classes. > In > ./hadoop-common-project/hadoop-auth/src/main/java/org/apache/hadoop/security/authentication/util/KerberosUtil.java, > sun.security.krb5.Config is called against the method getDefaultRealm() to > get default Kerberos realm. It was proposed to remove the call by Oracle: > {code} > new > javax.security.auth.kerberos.KerberosPrincipal("dummy").toString().split("@")[1] > {code} -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: common-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-dev-h...@hadoop.apache.org