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https://issues.apache.org/jira/browse/HDDS-1540?focusedWorklogId=251408&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-251408
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ASF GitHub Bot logged work on HDDS-1540:
----------------------------------------
Author: ASF GitHub Bot
Created on: 30/May/19 23:51
Start Date: 30/May/19 23:51
Worklog Time Spent: 10m
Work Description: xiaoyuyao commented on pull request #874: HDDS-1540.
Implement addAcl,removeAcl,setAcl,getAcl for Bucket. Contributed by Ajay Kumar.
URL: https://github.com/apache/hadoop/pull/874#discussion_r289214524
##########
File path:
hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/IOzoneAcl.java
##########
@@ -0,0 +1,84 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with this
+ * work for additional information regarding copyright ownership. The ASF
+ * licenses this file to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
under
+ * the License.
+ */
+package org.apache.hadoop.ozone.om;
+
+import org.apache.hadoop.ozone.OzoneAcl;
+import org.apache.hadoop.ozone.security.acl.OzoneObj;
+
+import java.io.IOException;
+import java.util.List;
+
+/**
+ * Interface for Ozone Acl management.
+ */
+public interface IOzoneAcl {
+
+ /**
+ * Add acl for Ozone object. Return true if acl is added successfully else
+ * false.
+ * @param obj Ozone object for which acl should be added.
+ * @param acl ozone acl top be added.
+ *
+ * @throws IOException if there is error.
+ * */
+ boolean addAcl(OzoneObj obj, OzoneAcl acl) throws IOException;
+
+ /**
+ * Remove acl for Ozone object. Return true if acl is removed successfully
+ * else false.
+ * @param obj Ozone object.
+ * @param acl Ozone acl to be removed.
+ *
+ * @throws IOException if there is error.
+ * */
+ boolean removeAcl(OzoneObj obj, OzoneAcl acl) throws IOException;
+
+ /**
+ * Acls to be set for given Ozone object. This operations reset ACL for
+ * given object to list of ACLs provided in argument.
+ * @param obj Ozone object.
+ * @param acls List of acls.
+ *
+ * @throws IOException if there is error.
+ * */
+ boolean setAcl(OzoneObj obj, List<OzoneAcl> acls) throws IOException;
+
+ /**
+ * Returns list of ACLs for given Ozone object.
+ * @param obj Ozone object.
+ *
+ * @throws IOException if there is error.
+ * */
+ List<OzoneAcl> getAcl(OzoneObj obj) throws IOException;
+
+ /**
+ * Returns list of ACLs for given Ozone object.
+ * @param newAcl new acl to be added.
+ * @param currentAcls list of acls.
+ *
+ * @return true if newAcl addition to existing acls is valid, else false.
+ * */
+ static boolean validateNewAcl(OzoneAcl newAcl, List<OzoneAcl> currentAcls) {
+
+ // Check 1: Check for duplicate.
+ if(currentAcls.contains(newAcl)) {
Review comment:
Let's remove the default implementation as add/remove have different
validation semantics.
when you add, we check for duplication
when you remove, we check for existence.
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Issue Time Tracking
-------------------
Worklog Id: (was: 251408)
Time Spent: 2.5h (was: 2h 20m)
> Implement addAcl,removeAcl,setAcl,getAcl for Bucket
> ----------------------------------------------------
>
> Key: HDDS-1540
> URL: https://issues.apache.org/jira/browse/HDDS-1540
> Project: Hadoop Distributed Data Store
> Issue Type: Sub-task
> Reporter: Ajay Kumar
> Assignee: Ajay Kumar
> Priority: Major
> Labels: pull-request-available
> Time Spent: 2.5h
> Remaining Estimate: 0h
>
> Implement addAcl,removeAcl,setAcl,getAcl for Bucket
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