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HADOOP-10590. ServiceAuthorizationManager is not threadsafe. (Contributed by Benoy Antony)

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git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1603356 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Vinayakumar B 2014-06-18 05:29:03 +00:00
parent 8e8a769e7f
commit 44ac7437ad
2 changed files with 5 additions and 3 deletions
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2
hadoop-common-project/hadoop-common/CHANGES.txt
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@ -589,6 +589,8 @@ Release 2.5.0 - UNRELEASED
HADOOP-10561. Copy command with preserve option should handle Xattrs. HADOOP-10561. Copy command with preserve option should handle Xattrs.
(Yi Liu via cnauroth) (Yi Liu via cnauroth)
HADOOP-10590. ServiceAuthorizationManager is not threadsafe. (Benoy Antony via vinayakumarb)
Release 2.4.1 - 2014-06-23 Release 2.4.1 - 2014-06-23
INCOMPATIBLE CHANGES INCOMPATIBLE CHANGES

6
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/authorize/ServiceAuthorizationManager.java
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@ -45,7 +45,7 @@ import com.google.common.annotations.VisibleForTesting;
public class ServiceAuthorizationManager { public class ServiceAuthorizationManager {
private static final String HADOOP_POLICY_FILE = "hadoop-policy.xml"; private static final String HADOOP_POLICY_FILE = "hadoop-policy.xml";
private Map<Class<?>, AccessControlList> protocolToAcl = private volatile Map<Class<?>, AccessControlList> protocolToAcl =
new IdentityHashMap<Class<?>, AccessControlList>(); new IdentityHashMap<Class<?>, AccessControlList>();
/** /**
@ -114,7 +114,7 @@ public class ServiceAuthorizationManager {
AUDITLOG.info(AUTHZ_SUCCESSFUL_FOR + user + " for protocol="+protocol); AUDITLOG.info(AUTHZ_SUCCESSFUL_FOR + user + " for protocol="+protocol);
} }
public synchronized void refresh(Configuration conf, public void refresh(Configuration conf,
PolicyProvider provider) { PolicyProvider provider) {
// Get the system property 'hadoop.policy.file' // Get the system property 'hadoop.policy.file'
String policyFile = String policyFile =
@ -127,7 +127,7 @@ public class ServiceAuthorizationManager {
} }
@Private @Private
public synchronized void refreshWithLoadedConfiguration(Configuration conf, public void refreshWithLoadedConfiguration(Configuration conf,
PolicyProvider provider) { PolicyProvider provider) {
final Map<Class<?>, AccessControlList> newAcls = final Map<Class<?>, AccessControlList> newAcls =
new IdentityHashMap<Class<?>, AccessControlList>(); new IdentityHashMap<Class<?>, AccessControlList>();