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https://issues.apache.org/jira/browse/HDDS-1246?focusedWorklogId=213410&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-213410
]
ASF GitHub Bot logged work on HDDS-1246:
----------------------------------------
Author: ASF GitHub Bot
Created on: 14/Mar/19 20:54
Start Date: 14/Mar/19 20:54
Worklog Time Spent: 10m
Work Description: xiaoyuyao commented on pull request #594: HDDS-1246.
Add ozone delegation token utility subcmd for Ozone CLI. Contributed by Xiaoyu
Yao.
URL: https://github.com/apache/hadoop/pull/594#discussion_r265761945
##########
File path:
hadoop-ozone/ozonefs/src/main/java/org/apache/hadoop/fs/ozone/O3fsDtFetcher.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
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * 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.fs.ozone;
+
+import java.io.IOException;
+import java.net.URI;
+
+import org.apache.hadoop.ozone.OzoneConsts;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.io.Text;
+import org.apache.hadoop.security.Credentials;
+import org.apache.hadoop.security.UserGroupInformation;
+import org.apache.hadoop.security.token.DtFetcher;
+import org.apache.hadoop.security.token.Token;
+
+
+/**
+ * A DT fetcher for OzoneFileSystem.
+ * It is only needed for the `hadoop dtutil` command.
+ */
+public class O3fsDtFetcher implements DtFetcher {
+ private static final Logger LOG =
+ LoggerFactory.getLogger(O3fsDtFetcher.class);
+
+ private static final String SERVICE_NAME = OzoneConsts.OZONE_URI_SCHEME;
+
+ private static final String FETCH_FAILED =
+ "Fetch ozone delegation token failed";
+
+ /**
+ * Returns the service name for O3fs, which is also a valid URL prefix.
+ */
+ public Text getServiceName() {
+ return new Text(SERVICE_NAME);
+ }
+
+ public boolean isTokenRequired() {
Review comment:
No, we can't. It is an implementation of DtFetcher interface method.
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Issue Time Tracking
-------------------
Worklog Id: (was: 213410)
Time Spent: 3h 10m (was: 3h)
> Add ozone delegation token utility subcmd for Ozone CLI
> -------------------------------------------------------
>
> Key: HDDS-1246
> URL: https://issues.apache.org/jira/browse/HDDS-1246
> Project: Hadoop Distributed Data Store
> Issue Type: Sub-task
> Reporter: Xiaoyu Yao
> Assignee: Xiaoyu Yao
> Priority: Major
> Labels: pull-request-available
> Time Spent: 3h 10m
> Remaining Estimate: 0h
>
> This allow running dtutil with integration test and dev test for demo of
> Ozone security.
>
>
>
>
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