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HADOOP-16069. Support configure ZK_DTSM_ZK_KERBEROS_PRINCIPAL in ZKDelegationTokenSecretManager using principal with Schema /_HOST. Contributed by luhuachao.

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(cherry picked from commit 298f07abceb4bb854630c9058e1697d4ef3d2ae2)
This commit is contained in:
Takanobu Asanuma 2019-09-20 13:55:34 +09:00
parent 56562b9117
commit 6ef3204d54
1 changed files with 2 additions and 0 deletions
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2
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/delegation/ZKDelegationTokenSecretManager.java
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@ -52,6 +52,7 @@
import org.apache.hadoop.classification.InterfaceAudience.Private;
import org.apache.hadoop.classification.InterfaceStability.Unstable;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.security.SecurityUtil;
import org.apache.hadoop.security.token.Token;
import org.apache.hadoop.security.token.delegation.web.DelegationTokenManager;
import org.apache.zookeeper.CreateMode;
@ -221,6 +222,7 @@ private String setJaasConfiguration(Configuration config) throws Exception {
}
String principal =
config.get(ZK_DTSM_ZK_KERBEROS_PRINCIPAL, "").trim();
principal = SecurityUtil.getServerPrincipal(principal, "");
if (principal == null || principal.length() == 0) {
throw new IllegalArgumentException(ZK_DTSM_ZK_KERBEROS_PRINCIPAL
+ " must be specified");