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<pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a>
<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a>
<span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a>
<span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a>
<span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a>
<span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a>
<span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a>
<span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a>
<span class="sourceLineNo">009</span> *<a name="line.9"></a>
<span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a>
<span class="sourceLineNo">011</span> *<a name="line.11"></a>
<span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a>
<span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a>
<span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a>
<span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a>
<span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a>
<span class="sourceLineNo">017</span> */<a name="line.17"></a>
<span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.security.access;<a name="line.18"></a>
<span class="sourceLineNo">019</span><a name="line.19"></a>
<span class="sourceLineNo">020</span>import static org.apache.hadoop.fs.permission.AclEntryScope.ACCESS;<a name="line.20"></a>
<span class="sourceLineNo">021</span>import static org.apache.hadoop.fs.permission.AclEntryScope.DEFAULT;<a name="line.21"></a>
<span class="sourceLineNo">022</span>import static org.apache.hadoop.fs.permission.AclEntryType.GROUP;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import static org.apache.hadoop.fs.permission.AclEntryType.USER;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import static org.apache.hadoop.fs.permission.FsAction.READ_EXECUTE;<a name="line.24"></a>
<span class="sourceLineNo">025</span><a name="line.25"></a>
<span class="sourceLineNo">026</span>import java.io.Closeable;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import java.io.FileNotFoundException;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import java.io.IOException;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import java.util.ArrayList;<a name="line.29"></a>
<span class="sourceLineNo">030</span>import java.util.Collections;<a name="line.30"></a>
<span class="sourceLineNo">031</span>import java.util.HashSet;<a name="line.31"></a>
<span class="sourceLineNo">032</span>import java.util.List;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import java.util.Map;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import java.util.Set;<a name="line.34"></a>
<span class="sourceLineNo">035</span>import java.util.concurrent.CompletableFuture;<a name="line.35"></a>
<span class="sourceLineNo">036</span>import java.util.concurrent.ExecutionException;<a name="line.36"></a>
<span class="sourceLineNo">037</span>import java.util.concurrent.ExecutorService;<a name="line.37"></a>
<span class="sourceLineNo">038</span>import java.util.concurrent.Executors;<a name="line.38"></a>
<span class="sourceLineNo">039</span>import java.util.stream.Collectors;<a name="line.39"></a>
<span class="sourceLineNo">040</span>import org.apache.hadoop.conf.Configuration;<a name="line.40"></a>
<span class="sourceLineNo">041</span>import org.apache.hadoop.fs.FileStatus;<a name="line.41"></a>
<span class="sourceLineNo">042</span>import org.apache.hadoop.fs.FileSystem;<a name="line.42"></a>
<span class="sourceLineNo">043</span>import org.apache.hadoop.fs.Path;<a name="line.43"></a>
<span class="sourceLineNo">044</span>import org.apache.hadoop.fs.permission.AclEntry;<a name="line.44"></a>
<span class="sourceLineNo">045</span>import org.apache.hadoop.fs.permission.AclEntryScope;<a name="line.45"></a>
<span class="sourceLineNo">046</span>import org.apache.hadoop.fs.permission.FsPermission;<a name="line.46"></a>
<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.AuthUtil;<a name="line.47"></a>
<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.HConstants;<a name="line.48"></a>
<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.NamespaceDescriptor;<a name="line.49"></a>
<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.TableName;<a name="line.50"></a>
<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.51"></a>
<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.52"></a>
<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.client.SnapshotDescription;<a name="line.53"></a>
<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.54"></a>
<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.coprocessor.CoprocessorHost;<a name="line.55"></a>
<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.mob.MobUtils;<a name="line.56"></a>
<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.57"></a>
<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.58"></a>
<span class="sourceLineNo">059</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.59"></a>
<span class="sourceLineNo">060</span>import org.slf4j.Logger;<a name="line.60"></a>
<span class="sourceLineNo">061</span>import org.slf4j.LoggerFactory;<a name="line.61"></a>
<span class="sourceLineNo">062</span><a name="line.62"></a>
<span class="sourceLineNo">063</span>import org.apache.hbase.thirdparty.com.google.common.collect.ListMultimap;<a name="line.63"></a>
<span class="sourceLineNo">064</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.64"></a>
<span class="sourceLineNo">065</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.65"></a>
<span class="sourceLineNo">066</span>import org.apache.hbase.thirdparty.com.google.common.util.concurrent.ThreadFactoryBuilder;<a name="line.66"></a>
<span class="sourceLineNo">067</span><a name="line.67"></a>
<span class="sourceLineNo">068</span>/**<a name="line.68"></a>
<span class="sourceLineNo">069</span> * A helper to modify or remove HBase granted user default and access HDFS ACLs over hFiles.<a name="line.69"></a>
<span class="sourceLineNo">070</span> */<a name="line.70"></a>
<span class="sourceLineNo">071</span>@InterfaceAudience.Private<a name="line.71"></a>
<span class="sourceLineNo">072</span>public class SnapshotScannerHDFSAclHelper implements Closeable {<a name="line.72"></a>
<span class="sourceLineNo">073</span> private static final Logger LOG = LoggerFactory.getLogger(SnapshotScannerHDFSAclHelper.class);<a name="line.73"></a>
<span class="sourceLineNo">074</span><a name="line.74"></a>
<span class="sourceLineNo">075</span> public static final String ACL_SYNC_TO_HDFS_ENABLE = "hbase.acl.sync.to.hdfs.enable";<a name="line.75"></a>
<span class="sourceLineNo">076</span> public static final String ACL_SYNC_TO_HDFS_THREAD_NUMBER =<a name="line.76"></a>
<span class="sourceLineNo">077</span> "hbase.acl.sync.to.hdfs.thread.number";<a name="line.77"></a>
<span class="sourceLineNo">078</span> // The tmp directory to restore snapshot, it can not be a sub directory of HBase root dir<a name="line.78"></a>
<span class="sourceLineNo">079</span> public static final String SNAPSHOT_RESTORE_TMP_DIR = "hbase.snapshot.restore.tmp.dir";<a name="line.79"></a>
<span class="sourceLineNo">080</span> public static final String SNAPSHOT_RESTORE_TMP_DIR_DEFAULT =<a name="line.80"></a>
<span class="sourceLineNo">081</span> "/hbase/.tmpdir-to-restore-snapshot";<a name="line.81"></a>
<span class="sourceLineNo">082</span> // The default permission of the common directories if the feature is enabled.<a name="line.82"></a>
<span class="sourceLineNo">083</span> public static final String COMMON_DIRECTORY_PERMISSION =<a name="line.83"></a>
<span class="sourceLineNo">084</span> "hbase.acl.sync.to.hdfs.common.directory.permission";<a name="line.84"></a>
<span class="sourceLineNo">085</span> // The secure HBase permission is 700, 751 means all others have execute access and the mask is<a name="line.85"></a>
<span class="sourceLineNo">086</span> // set to read-execute to make the extended access ACL entries can work. Be cautious to set<a name="line.86"></a>
<span class="sourceLineNo">087</span> // this value.<a name="line.87"></a>
<span class="sourceLineNo">088</span> public static final String COMMON_DIRECTORY_PERMISSION_DEFAULT = "751";<a name="line.88"></a>
<span class="sourceLineNo">089</span> // The default permission of the snapshot restore directories if the feature is enabled.<a name="line.89"></a>
<span class="sourceLineNo">090</span> public static final String SNAPSHOT_RESTORE_DIRECTORY_PERMISSION =<a name="line.90"></a>
<span class="sourceLineNo">091</span> "hbase.acl.sync.to.hdfs.restore.directory.permission";<a name="line.91"></a>
<span class="sourceLineNo">092</span> // 753 means all others have write-execute access.<a name="line.92"></a>
<span class="sourceLineNo">093</span> public static final String SNAPSHOT_RESTORE_DIRECTORY_PERMISSION_DEFAULT = "753";<a name="line.93"></a>
<span class="sourceLineNo">094</span><a name="line.94"></a>
<span class="sourceLineNo">095</span> private Admin admin;<a name="line.95"></a>
<span class="sourceLineNo">096</span> private final Configuration conf;<a name="line.96"></a>
<span class="sourceLineNo">097</span> private FileSystem fs;<a name="line.97"></a>
<span class="sourceLineNo">098</span> private PathHelper pathHelper;<a name="line.98"></a>
<span class="sourceLineNo">099</span> private ExecutorService pool;<a name="line.99"></a>
<span class="sourceLineNo">100</span><a name="line.100"></a>
<span class="sourceLineNo">101</span> public SnapshotScannerHDFSAclHelper(Configuration configuration, Connection connection)<a name="line.101"></a>
<span class="sourceLineNo">102</span> throws IOException {<a name="line.102"></a>
<span class="sourceLineNo">103</span> this.conf = configuration;<a name="line.103"></a>
<span class="sourceLineNo">104</span> this.pathHelper = new PathHelper(conf);<a name="line.104"></a>
<span class="sourceLineNo">105</span> this.fs = pathHelper.getFileSystem();<a name="line.105"></a>
<span class="sourceLineNo">106</span> this.pool = Executors.newFixedThreadPool(conf.getInt(ACL_SYNC_TO_HDFS_THREAD_NUMBER, 10),<a name="line.106"></a>
<span class="sourceLineNo">107</span> new ThreadFactoryBuilder().setNameFormat("hdfs-acl-thread-%d").setDaemon(true).build());<a name="line.107"></a>
<span class="sourceLineNo">108</span> this.admin = connection.getAdmin();<a name="line.108"></a>
<span class="sourceLineNo">109</span> }<a name="line.109"></a>
<span class="sourceLineNo">110</span><a name="line.110"></a>
<span class="sourceLineNo">111</span> @Override<a name="line.111"></a>
<span class="sourceLineNo">112</span> public void close() {<a name="line.112"></a>
<span class="sourceLineNo">113</span> if (pool != null) {<a name="line.113"></a>
<span class="sourceLineNo">114</span> pool.shutdown();<a name="line.114"></a>
<span class="sourceLineNo">115</span> }<a name="line.115"></a>
<span class="sourceLineNo">116</span> admin.close();<a name="line.116"></a>
<span class="sourceLineNo">117</span> }<a name="line.117"></a>
<span class="sourceLineNo">118</span><a name="line.118"></a>
<span class="sourceLineNo">119</span> public void setCommonDirectoryPermission() throws IOException {<a name="line.119"></a>
<span class="sourceLineNo">120</span> // Set public directory permission to 751 to make all users have access permission.<a name="line.120"></a>
<span class="sourceLineNo">121</span> // And we also need the access permission of the parent of HBase root directory, but<a name="line.121"></a>
<span class="sourceLineNo">122</span> // it's not set here, because the owner of HBase root directory may don't own permission<a name="line.122"></a>
<span class="sourceLineNo">123</span> // to change it's parent permission to 751.<a name="line.123"></a>
<span class="sourceLineNo">124</span> // The {root/.tmp} and {root/.tmp/data} directories are created to make global user HDFS<a name="line.124"></a>
<span class="sourceLineNo">125</span> // ACLs can be inherited.<a name="line.125"></a>
<span class="sourceLineNo">126</span> List&lt;Path&gt; paths = Lists.newArrayList(pathHelper.getRootDir(), pathHelper.getMobDir(),<a name="line.126"></a>
<span class="sourceLineNo">127</span> pathHelper.getTmpDir(), pathHelper.getArchiveDir());<a name="line.127"></a>
<span class="sourceLineNo">128</span> paths.addAll(getGlobalRootPaths());<a name="line.128"></a>
<span class="sourceLineNo">129</span> for (Path path : paths) {<a name="line.129"></a>
<span class="sourceLineNo">130</span> createDirIfNotExist(path);<a name="line.130"></a>
<span class="sourceLineNo">131</span> fs.setPermission(path, new FsPermission(<a name="line.131"></a>
<span class="sourceLineNo">132</span> conf.get(COMMON_DIRECTORY_PERMISSION, COMMON_DIRECTORY_PERMISSION_DEFAULT)));<a name="line.132"></a>
<span class="sourceLineNo">133</span> }<a name="line.133"></a>
<span class="sourceLineNo">134</span> // create snapshot restore directory<a name="line.134"></a>
<span class="sourceLineNo">135</span> Path restoreDir =<a name="line.135"></a>
<span class="sourceLineNo">136</span> new Path(conf.get(SNAPSHOT_RESTORE_TMP_DIR, SNAPSHOT_RESTORE_TMP_DIR_DEFAULT));<a name="line.136"></a>
<span class="sourceLineNo">137</span> createDirIfNotExist(restoreDir);<a name="line.137"></a>
<span class="sourceLineNo">138</span> fs.setPermission(restoreDir, new FsPermission(conf.get(SNAPSHOT_RESTORE_DIRECTORY_PERMISSION,<a name="line.138"></a>
<span class="sourceLineNo">139</span> SNAPSHOT_RESTORE_DIRECTORY_PERMISSION_DEFAULT)));<a name="line.139"></a>
<span class="sourceLineNo">140</span> }<a name="line.140"></a>
<span class="sourceLineNo">141</span><a name="line.141"></a>
<span class="sourceLineNo">142</span> /**<a name="line.142"></a>
<span class="sourceLineNo">143</span> * Set acl when grant user permission<a name="line.143"></a>
<span class="sourceLineNo">144</span> * @param userPermission the user and permission<a name="line.144"></a>
<span class="sourceLineNo">145</span> * @param skipNamespaces the namespace set to skip set acl because already set<a name="line.145"></a>
<span class="sourceLineNo">146</span> * @param skipTables the table set to skip set acl because already set<a name="line.146"></a>
<span class="sourceLineNo">147</span> * @return false if an error occurred, otherwise true<a name="line.147"></a>
<span class="sourceLineNo">148</span> */<a name="line.148"></a>
<span class="sourceLineNo">149</span> public boolean grantAcl(UserPermission userPermission, Set&lt;String&gt; skipNamespaces,<a name="line.149"></a>
<span class="sourceLineNo">150</span> Set&lt;TableName&gt; skipTables) {<a name="line.150"></a>
<span class="sourceLineNo">151</span> try {<a name="line.151"></a>
<span class="sourceLineNo">152</span> long start = EnvironmentEdgeManager.currentTime();<a name="line.152"></a>
<span class="sourceLineNo">153</span> handleGrantOrRevokeAcl(userPermission, HDFSAclOperation.OperationType.MODIFY, skipNamespaces,<a name="line.153"></a>
<span class="sourceLineNo">154</span> skipTables);<a name="line.154"></a>
<span class="sourceLineNo">155</span> LOG.info("Set HDFS acl when grant {}, cost {} ms", userPermission,<a name="line.155"></a>
<span class="sourceLineNo">156</span> EnvironmentEdgeManager.currentTime() - start);<a name="line.156"></a>
<span class="sourceLineNo">157</span> return true;<a name="line.157"></a>
<span class="sourceLineNo">158</span> } catch (Exception e) {<a name="line.158"></a>
<span class="sourceLineNo">159</span> LOG.error("Set HDFS acl error when grant: {}", userPermission, e);<a name="line.159"></a>
<span class="sourceLineNo">160</span> return false;<a name="line.160"></a>
<span class="sourceLineNo">161</span> }<a name="line.161"></a>
<span class="sourceLineNo">162</span> }<a name="line.162"></a>
<span class="sourceLineNo">163</span><a name="line.163"></a>
<span class="sourceLineNo">164</span> /**<a name="line.164"></a>
<span class="sourceLineNo">165</span> * Remove acl when grant or revoke user permission<a name="line.165"></a>
<span class="sourceLineNo">166</span> * @param userPermission the user and permission<a name="line.166"></a>
<span class="sourceLineNo">167</span> * @param skipNamespaces the namespace set to skip remove acl<a name="line.167"></a>
<span class="sourceLineNo">168</span> * @param skipTables the table set to skip remove acl<a name="line.168"></a>
<span class="sourceLineNo">169</span> * @return false if an error occurred, otherwise true<a name="line.169"></a>
<span class="sourceLineNo">170</span> */<a name="line.170"></a>
<span class="sourceLineNo">171</span> public boolean revokeAcl(UserPermission userPermission, Set&lt;String&gt; skipNamespaces,<a name="line.171"></a>
<span class="sourceLineNo">172</span> Set&lt;TableName&gt; skipTables) {<a name="line.172"></a>
<span class="sourceLineNo">173</span> try {<a name="line.173"></a>
<span class="sourceLineNo">174</span> long start = EnvironmentEdgeManager.currentTime();<a name="line.174"></a>
<span class="sourceLineNo">175</span> handleGrantOrRevokeAcl(userPermission, HDFSAclOperation.OperationType.REMOVE, skipNamespaces,<a name="line.175"></a>
<span class="sourceLineNo">176</span> skipTables);<a name="line.176"></a>
<span class="sourceLineNo">177</span> LOG.info("Set HDFS acl when revoke {}, cost {} ms", userPermission,<a name="line.177"></a>
<span class="sourceLineNo">178</span> EnvironmentEdgeManager.currentTime() - start);<a name="line.178"></a>
<span class="sourceLineNo">179</span> return true;<a name="line.179"></a>
<span class="sourceLineNo">180</span> } catch (Exception e) {<a name="line.180"></a>
<span class="sourceLineNo">181</span> LOG.error("Set HDFS acl error when revoke: {}", userPermission, e);<a name="line.181"></a>
<span class="sourceLineNo">182</span> return false;<a name="line.182"></a>
<span class="sourceLineNo">183</span> }<a name="line.183"></a>
<span class="sourceLineNo">184</span> }<a name="line.184"></a>
<span class="sourceLineNo">185</span><a name="line.185"></a>
<span class="sourceLineNo">186</span> /**<a name="line.186"></a>
<span class="sourceLineNo">187</span> * Set acl when take a snapshot<a name="line.187"></a>
<span class="sourceLineNo">188</span> * @param snapshot the snapshot desc<a name="line.188"></a>
<span class="sourceLineNo">189</span> * @return false if an error occurred, otherwise true<a name="line.189"></a>
<span class="sourceLineNo">190</span> */<a name="line.190"></a>
<span class="sourceLineNo">191</span> public boolean snapshotAcl(SnapshotDescription snapshot) {<a name="line.191"></a>
<span class="sourceLineNo">192</span> try {<a name="line.192"></a>
<span class="sourceLineNo">193</span> long start = EnvironmentEdgeManager.currentTime();<a name="line.193"></a>
<span class="sourceLineNo">194</span> TableName tableName = snapshot.getTableName();<a name="line.194"></a>
<span class="sourceLineNo">195</span> // global user permission can be inherited from default acl automatically<a name="line.195"></a>
<span class="sourceLineNo">196</span> Set&lt;String&gt; userSet = getUsersWithTableReadAction(tableName, true, false);<a name="line.196"></a>
<span class="sourceLineNo">197</span> if (userSet.size() &gt; 0) {<a name="line.197"></a>
<span class="sourceLineNo">198</span> Path path = pathHelper.getSnapshotDir(snapshot.getName());<a name="line.198"></a>
<span class="sourceLineNo">199</span> handleHDFSAcl(new HDFSAclOperation(fs, path, userSet, HDFSAclOperation.OperationType.MODIFY,<a name="line.199"></a>
<span class="sourceLineNo">200</span> true, HDFSAclOperation.AclType.DEFAULT_ADN_ACCESS)).get();<a name="line.200"></a>
<span class="sourceLineNo">201</span> }<a name="line.201"></a>
<span class="sourceLineNo">202</span> LOG.info("Set HDFS acl when snapshot {}, cost {} ms", snapshot.getName(),<a name="line.202"></a>
<span class="sourceLineNo">203</span> EnvironmentEdgeManager.currentTime() - start);<a name="line.203"></a>
<span class="sourceLineNo">204</span> return true;<a name="line.204"></a>
<span class="sourceLineNo">205</span> } catch (Exception e) {<a name="line.205"></a>
<span class="sourceLineNo">206</span> LOG.error("Set HDFS acl error when snapshot {}", snapshot, e);<a name="line.206"></a>
<span class="sourceLineNo">207</span> return false;<a name="line.207"></a>
<span class="sourceLineNo">208</span> }<a name="line.208"></a>
<span class="sourceLineNo">209</span> }<a name="line.209"></a>
<span class="sourceLineNo">210</span><a name="line.210"></a>
<span class="sourceLineNo">211</span> /**<a name="line.211"></a>
<span class="sourceLineNo">212</span> * Remove table access acl from namespace dir when delete table<a name="line.212"></a>
<span class="sourceLineNo">213</span> * @param tableName the table<a name="line.213"></a>
<span class="sourceLineNo">214</span> * @param removeUsers the users whose access acl will be removed<a name="line.214"></a>
<span class="sourceLineNo">215</span> * @return false if an error occurred, otherwise true<a name="line.215"></a>
<span class="sourceLineNo">216</span> */<a name="line.216"></a>
<span class="sourceLineNo">217</span> public boolean removeNamespaceAccessAcl(TableName tableName, Set&lt;String&gt; removeUsers,<a name="line.217"></a>
<span class="sourceLineNo">218</span> String operation) {<a name="line.218"></a>
<span class="sourceLineNo">219</span> try {<a name="line.219"></a>
<span class="sourceLineNo">220</span> long start = EnvironmentEdgeManager.currentTime();<a name="line.220"></a>
<span class="sourceLineNo">221</span> if (removeUsers.size() &gt; 0) {<a name="line.221"></a>
<span class="sourceLineNo">222</span> handleNamespaceAccessAcl(tableName.getNamespaceAsString(), removeUsers,<a name="line.222"></a>
<span class="sourceLineNo">223</span> HDFSAclOperation.OperationType.REMOVE);<a name="line.223"></a>
<span class="sourceLineNo">224</span> }<a name="line.224"></a>
<span class="sourceLineNo">225</span> LOG.info("Remove HDFS acl when {} table {}, cost {} ms", operation, tableName,<a name="line.225"></a>
<span class="sourceLineNo">226</span> EnvironmentEdgeManager.currentTime() - start);<a name="line.226"></a>
<span class="sourceLineNo">227</span> return true;<a name="line.227"></a>
<span class="sourceLineNo">228</span> } catch (Exception e) {<a name="line.228"></a>
<span class="sourceLineNo">229</span> LOG.error("Remove HDFS acl error when {} table {}", operation, tableName, e);<a name="line.229"></a>
<span class="sourceLineNo">230</span> return false;<a name="line.230"></a>
<span class="sourceLineNo">231</span> }<a name="line.231"></a>
<span class="sourceLineNo">232</span> }<a name="line.232"></a>
<span class="sourceLineNo">233</span><a name="line.233"></a>
<span class="sourceLineNo">234</span> /**<a name="line.234"></a>
<span class="sourceLineNo">235</span> * Remove default acl from namespace archive dir when delete namespace<a name="line.235"></a>
<span class="sourceLineNo">236</span> * @param namespace the namespace<a name="line.236"></a>
<span class="sourceLineNo">237</span> * @param removeUsers the users whose default acl will be removed<a name="line.237"></a>
<span class="sourceLineNo">238</span> * @return false if an error occurred, otherwise true<a name="line.238"></a>
<span class="sourceLineNo">239</span> */<a name="line.239"></a>
<span class="sourceLineNo">240</span> public boolean removeNamespaceDefaultAcl(String namespace, Set&lt;String&gt; removeUsers) {<a name="line.240"></a>
<span class="sourceLineNo">241</span> try {<a name="line.241"></a>
<span class="sourceLineNo">242</span> long start = EnvironmentEdgeManager.currentTime();<a name="line.242"></a>
<span class="sourceLineNo">243</span> Path archiveNsDir = pathHelper.getArchiveNsDir(namespace);<a name="line.243"></a>
<span class="sourceLineNo">244</span> HDFSAclOperation operation = new HDFSAclOperation(fs, archiveNsDir, removeUsers,<a name="line.244"></a>
<span class="sourceLineNo">245</span> HDFSAclOperation.OperationType.REMOVE, false, HDFSAclOperation.AclType.DEFAULT);<a name="line.245"></a>
<span class="sourceLineNo">246</span> operation.handleAcl();<a name="line.246"></a>
<span class="sourceLineNo">247</span> LOG.info("Remove HDFS acl when delete namespace {}, cost {} ms", namespace,<a name="line.247"></a>
<span class="sourceLineNo">248</span> EnvironmentEdgeManager.currentTime() - start);<a name="line.248"></a>
<span class="sourceLineNo">249</span> return true;<a name="line.249"></a>
<span class="sourceLineNo">250</span> } catch (Exception e) {<a name="line.250"></a>
<span class="sourceLineNo">251</span> LOG.error("Remove HDFS acl error when delete namespace {}", namespace, e);<a name="line.251"></a>
<span class="sourceLineNo">252</span> return false;<a name="line.252"></a>
<span class="sourceLineNo">253</span> }<a name="line.253"></a>
<span class="sourceLineNo">254</span> }<a name="line.254"></a>
<span class="sourceLineNo">255</span><a name="line.255"></a>
<span class="sourceLineNo">256</span> /**<a name="line.256"></a>
<span class="sourceLineNo">257</span> * Remove default acl from table archive dir when delete table<a name="line.257"></a>
<span class="sourceLineNo">258</span> * @param tableName the table name<a name="line.258"></a>
<span class="sourceLineNo">259</span> * @param removeUsers the users whose default acl will be removed<a name="line.259"></a>
<span class="sourceLineNo">260</span> * @return false if an error occurred, otherwise true<a name="line.260"></a>
<span class="sourceLineNo">261</span> */<a name="line.261"></a>
<span class="sourceLineNo">262</span> public boolean removeTableDefaultAcl(TableName tableName, Set&lt;String&gt; removeUsers) {<a name="line.262"></a>
<span class="sourceLineNo">263</span> try {<a name="line.263"></a>
<span class="sourceLineNo">264</span> long start = EnvironmentEdgeManager.currentTime();<a name="line.264"></a>
<span class="sourceLineNo">265</span> Path archiveTableDir = pathHelper.getArchiveTableDir(tableName);<a name="line.265"></a>
<span class="sourceLineNo">266</span> HDFSAclOperation operation = new HDFSAclOperation(fs, archiveTableDir, removeUsers,<a name="line.266"></a>
<span class="sourceLineNo">267</span> HDFSAclOperation.OperationType.REMOVE, false, HDFSAclOperation.AclType.DEFAULT);<a name="line.267"></a>
<span class="sourceLineNo">268</span> operation.handleAcl();<a name="line.268"></a>
<span class="sourceLineNo">269</span> LOG.info("Remove HDFS acl when delete table {}, cost {} ms", tableName,<a name="line.269"></a>
<span class="sourceLineNo">270</span> EnvironmentEdgeManager.currentTime() - start);<a name="line.270"></a>
<span class="sourceLineNo">271</span> return true;<a name="line.271"></a>
<span class="sourceLineNo">272</span> } catch (Exception e) {<a name="line.272"></a>
<span class="sourceLineNo">273</span> LOG.error("Remove HDFS acl error when delete table {}", tableName, e);<a name="line.273"></a>
<span class="sourceLineNo">274</span> return false;<a name="line.274"></a>
<span class="sourceLineNo">275</span> }<a name="line.275"></a>
<span class="sourceLineNo">276</span> }<a name="line.276"></a>
<span class="sourceLineNo">277</span><a name="line.277"></a>
<span class="sourceLineNo">278</span> /**<a name="line.278"></a>
<span class="sourceLineNo">279</span> * Add table user acls<a name="line.279"></a>
<span class="sourceLineNo">280</span> * @param tableName the table<a name="line.280"></a>
<span class="sourceLineNo">281</span> * @param users the table users with READ permission<a name="line.281"></a>
<span class="sourceLineNo">282</span> * @return false if an error occurred, otherwise true<a name="line.282"></a>
<span class="sourceLineNo">283</span> */<a name="line.283"></a>
<span class="sourceLineNo">284</span> public boolean addTableAcl(TableName tableName, Set&lt;String&gt; users, String operation) {<a name="line.284"></a>
<span class="sourceLineNo">285</span> try {<a name="line.285"></a>
<span class="sourceLineNo">286</span> long start = EnvironmentEdgeManager.currentTime();<a name="line.286"></a>
<span class="sourceLineNo">287</span> if (users.size() &gt; 0) {<a name="line.287"></a>
<span class="sourceLineNo">288</span> HDFSAclOperation.OperationType operationType = HDFSAclOperation.OperationType.MODIFY;<a name="line.288"></a>
<span class="sourceLineNo">289</span> handleNamespaceAccessAcl(tableName.getNamespaceAsString(), users, operationType);<a name="line.289"></a>
<span class="sourceLineNo">290</span> handleTableAcl(Sets.newHashSet(tableName), users, new HashSet&lt;&gt;(0), new HashSet&lt;&gt;(0),<a name="line.290"></a>
<span class="sourceLineNo">291</span> operationType);<a name="line.291"></a>
<span class="sourceLineNo">292</span> }<a name="line.292"></a>
<span class="sourceLineNo">293</span> LOG.info("Set HDFS acl when {} table {}, cost {} ms", operation, tableName,<a name="line.293"></a>
<span class="sourceLineNo">294</span> EnvironmentEdgeManager.currentTime() - start);<a name="line.294"></a>
<span class="sourceLineNo">295</span> return true;<a name="line.295"></a>
<span class="sourceLineNo">296</span> } catch (Exception e) {<a name="line.296"></a>
<span class="sourceLineNo">297</span> LOG.error("Set HDFS acl error when {} table {}", operation, tableName, e);<a name="line.297"></a>
<span class="sourceLineNo">298</span> return false;<a name="line.298"></a>
<span class="sourceLineNo">299</span> }<a name="line.299"></a>
<span class="sourceLineNo">300</span> }<a name="line.300"></a>
<span class="sourceLineNo">301</span><a name="line.301"></a>
<span class="sourceLineNo">302</span> /**<a name="line.302"></a>
<span class="sourceLineNo">303</span> * Remove table acls when modify table<a name="line.303"></a>
<span class="sourceLineNo">304</span> * @param tableName the table<a name="line.304"></a>
<span class="sourceLineNo">305</span> * @param users the table users with READ permission<a name="line.305"></a>
<span class="sourceLineNo">306</span> * @return false if an error occurred, otherwise true<a name="line.306"></a>
<span class="sourceLineNo">307</span> */<a name="line.307"></a>
<span class="sourceLineNo">308</span> public boolean removeTableAcl(TableName tableName, Set&lt;String&gt; users) {<a name="line.308"></a>
<span class="sourceLineNo">309</span> try {<a name="line.309"></a>
<span class="sourceLineNo">310</span> long start = EnvironmentEdgeManager.currentTime();<a name="line.310"></a>
<span class="sourceLineNo">311</span> if (users.size() &gt; 0) {<a name="line.311"></a>
<span class="sourceLineNo">312</span> handleTableAcl(Sets.newHashSet(tableName), users, new HashSet&lt;&gt;(0), new HashSet&lt;&gt;(0),<a name="line.312"></a>
<span class="sourceLineNo">313</span> HDFSAclOperation.OperationType.REMOVE);<a name="line.313"></a>
<span class="sourceLineNo">314</span> }<a name="line.314"></a>
<span class="sourceLineNo">315</span> LOG.info("Set HDFS acl when create or modify table {}, cost {} ms", tableName,<a name="line.315"></a>
<span class="sourceLineNo">316</span> EnvironmentEdgeManager.currentTime() - start);<a name="line.316"></a>
<span class="sourceLineNo">317</span> return true;<a name="line.317"></a>
<span class="sourceLineNo">318</span> } catch (Exception e) {<a name="line.318"></a>
<span class="sourceLineNo">319</span> LOG.error("Set HDFS acl error when create or modify table {}", tableName, e);<a name="line.319"></a>
<span class="sourceLineNo">320</span> return false;<a name="line.320"></a>
<span class="sourceLineNo">321</span> }<a name="line.321"></a>
<span class="sourceLineNo">322</span> }<a name="line.322"></a>
<span class="sourceLineNo">323</span><a name="line.323"></a>
<span class="sourceLineNo">324</span> private void handleGrantOrRevokeAcl(UserPermission userPermission,<a name="line.324"></a>
<span class="sourceLineNo">325</span> HDFSAclOperation.OperationType operationType, Set&lt;String&gt; skipNamespaces,<a name="line.325"></a>
<span class="sourceLineNo">326</span> Set&lt;TableName&gt; skipTables) throws ExecutionException, InterruptedException, IOException {<a name="line.326"></a>
<span class="sourceLineNo">327</span> Set&lt;String&gt; users = Sets.newHashSet(userPermission.getUser());<a name="line.327"></a>
<span class="sourceLineNo">328</span> switch (userPermission.getAccessScope()) {<a name="line.328"></a>
<span class="sourceLineNo">329</span> case GLOBAL:<a name="line.329"></a>
<span class="sourceLineNo">330</span> handleGlobalAcl(users, skipNamespaces, skipTables, operationType);<a name="line.330"></a>
<span class="sourceLineNo">331</span> break;<a name="line.331"></a>
<span class="sourceLineNo">332</span> case NAMESPACE:<a name="line.332"></a>
<span class="sourceLineNo">333</span> NamespacePermission namespacePermission =<a name="line.333"></a>
<span class="sourceLineNo">334</span> (NamespacePermission) userPermission.getPermission();<a name="line.334"></a>
<span class="sourceLineNo">335</span> handleNamespaceAcl(Sets.newHashSet(namespacePermission.getNamespace()), users,<a name="line.335"></a>
<span class="sourceLineNo">336</span> skipNamespaces, skipTables, operationType);<a name="line.336"></a>
<span class="sourceLineNo">337</span> break;<a name="line.337"></a>
<span class="sourceLineNo">338</span> case TABLE:<a name="line.338"></a>
<span class="sourceLineNo">339</span> TablePermission tablePermission = (TablePermission) userPermission.getPermission();<a name="line.339"></a>
<span class="sourceLineNo">340</span> handleNamespaceAccessAcl(tablePermission.getNamespace(), users, operationType);<a name="line.340"></a>
<span class="sourceLineNo">341</span> handleTableAcl(Sets.newHashSet(tablePermission.getTableName()), users, skipNamespaces,<a name="line.341"></a>
<span class="sourceLineNo">342</span> skipTables, operationType);<a name="line.342"></a>
<span class="sourceLineNo">343</span> break;<a name="line.343"></a>
<span class="sourceLineNo">344</span> default:<a name="line.344"></a>
<span class="sourceLineNo">345</span> throw new IllegalArgumentException(<a name="line.345"></a>
<span class="sourceLineNo">346</span> "Illegal user permission scope " + userPermission.getAccessScope());<a name="line.346"></a>
<span class="sourceLineNo">347</span> }<a name="line.347"></a>
<span class="sourceLineNo">348</span> }<a name="line.348"></a>
<span class="sourceLineNo">349</span><a name="line.349"></a>
<span class="sourceLineNo">350</span> private void handleGlobalAcl(Set&lt;String&gt; users, Set&lt;String&gt; skipNamespaces,<a name="line.350"></a>
<span class="sourceLineNo">351</span> Set&lt;TableName&gt; skipTables, HDFSAclOperation.OperationType operationType)<a name="line.351"></a>
<span class="sourceLineNo">352</span> throws ExecutionException, InterruptedException, IOException {<a name="line.352"></a>
<span class="sourceLineNo">353</span> // handle global root directories HDFS acls<a name="line.353"></a>
<span class="sourceLineNo">354</span> List&lt;HDFSAclOperation&gt; hdfsAclOperations =<a name="line.354"></a>
<span class="sourceLineNo">355</span> getGlobalRootPaths().stream().map(path -&gt; new HDFSAclOperation(fs, path, users, operationType,<a name="line.355"></a>
<span class="sourceLineNo">356</span> false, HDFSAclOperation.AclType.DEFAULT_ADN_ACCESS)).collect(Collectors.toList());<a name="line.356"></a>
<span class="sourceLineNo">357</span> handleHDFSAclParallel(hdfsAclOperations).get();<a name="line.357"></a>
<span class="sourceLineNo">358</span> // handle namespace HDFS acls<a name="line.358"></a>
<span class="sourceLineNo">359</span> handleNamespaceAcl(Sets.newHashSet(admin.listNamespaces()), users, skipNamespaces, skipTables,<a name="line.359"></a>
<span class="sourceLineNo">360</span> operationType);<a name="line.360"></a>
<span class="sourceLineNo">361</span> }<a name="line.361"></a>
<span class="sourceLineNo">362</span><a name="line.362"></a>
<span class="sourceLineNo">363</span> private void handleNamespaceAcl(Set&lt;String&gt; namespaces, Set&lt;String&gt; users,<a name="line.363"></a>
<span class="sourceLineNo">364</span> Set&lt;String&gt; skipNamespaces, Set&lt;TableName&gt; skipTables,<a name="line.364"></a>
<span class="sourceLineNo">365</span> HDFSAclOperation.OperationType operationType)<a name="line.365"></a>
<span class="sourceLineNo">366</span> throws ExecutionException, InterruptedException, IOException {<a name="line.366"></a>
<span class="sourceLineNo">367</span> namespaces.removeAll(skipNamespaces);<a name="line.367"></a>
<span class="sourceLineNo">368</span> namespaces.remove(NamespaceDescriptor.SYSTEM_NAMESPACE_NAME_STR);<a name="line.368"></a>
<span class="sourceLineNo">369</span> // handle namespace root directories HDFS acls<a name="line.369"></a>
<span class="sourceLineNo">370</span> List&lt;HDFSAclOperation&gt; hdfsAclOperations = new ArrayList&lt;&gt;();<a name="line.370"></a>
<span class="sourceLineNo">371</span> Set&lt;String&gt; skipTableNamespaces =<a name="line.371"></a>
<span class="sourceLineNo">372</span> skipTables.stream().map(TableName::getNamespaceAsString).collect(Collectors.toSet());<a name="line.372"></a>
<span class="sourceLineNo">373</span> for (String ns : namespaces) {<a name="line.373"></a>
<span class="sourceLineNo">374</span> /**<a name="line.374"></a>
<span class="sourceLineNo">375</span> * When op is REMOVE, remove the DEFAULT namespace ACL while keep the ACCESS for skipTables,<a name="line.375"></a>
<span class="sourceLineNo">376</span> * otherwise remove both the DEFAULT + ACCESS ACLs. When op is MODIFY, just operate the<a name="line.376"></a>
<span class="sourceLineNo">377</span> * DEFAULT + ACCESS ACLs.<a name="line.377"></a>
<span class="sourceLineNo">378</span> */<a name="line.378"></a>
<span class="sourceLineNo">379</span> HDFSAclOperation.OperationType op = operationType;<a name="line.379"></a>
<span class="sourceLineNo">380</span> HDFSAclOperation.AclType aclType = HDFSAclOperation.AclType.DEFAULT_ADN_ACCESS;<a name="line.380"></a>
<span class="sourceLineNo">381</span> if (<a name="line.381"></a>
<span class="sourceLineNo">382</span> operationType == HDFSAclOperation.OperationType.REMOVE &amp;&amp; skipTableNamespaces.contains(ns)<a name="line.382"></a>
<span class="sourceLineNo">383</span> ) {<a name="line.383"></a>
<span class="sourceLineNo">384</span> // remove namespace directories default HDFS acls for skip tables<a name="line.384"></a>
<span class="sourceLineNo">385</span> op = HDFSAclOperation.OperationType.REMOVE;<a name="line.385"></a>
<span class="sourceLineNo">386</span> aclType = HDFSAclOperation.AclType.DEFAULT;<a name="line.386"></a>
<span class="sourceLineNo">387</span> }<a name="line.387"></a>
<span class="sourceLineNo">388</span> for (Path path : getNamespaceRootPaths(ns)) {<a name="line.388"></a>
<span class="sourceLineNo">389</span> hdfsAclOperations.add(new HDFSAclOperation(fs, path, users, op, false, aclType));<a name="line.389"></a>
<span class="sourceLineNo">390</span> }<a name="line.390"></a>
<span class="sourceLineNo">391</span> }<a name="line.391"></a>
<span class="sourceLineNo">392</span> handleHDFSAclParallel(hdfsAclOperations).get();<a name="line.392"></a>
<span class="sourceLineNo">393</span> // handle table directories HDFS acls<a name="line.393"></a>
<span class="sourceLineNo">394</span> Set&lt;TableName&gt; tables = new HashSet&lt;&gt;();<a name="line.394"></a>
<span class="sourceLineNo">395</span> for (String namespace : namespaces) {<a name="line.395"></a>
<span class="sourceLineNo">396</span> tables.addAll(admin.listTableDescriptorsByNamespace(Bytes.toBytes(namespace)).stream()<a name="line.396"></a>
<span class="sourceLineNo">397</span> .filter(this::isAclSyncToHdfsEnabled).map(TableDescriptor::getTableName)<a name="line.397"></a>
<span class="sourceLineNo">398</span> .collect(Collectors.toSet()));<a name="line.398"></a>
<span class="sourceLineNo">399</span> }<a name="line.399"></a>
<span class="sourceLineNo">400</span> handleTableAcl(tables, users, skipNamespaces, skipTables, operationType);<a name="line.400"></a>
<span class="sourceLineNo">401</span> }<a name="line.401"></a>
<span class="sourceLineNo">402</span><a name="line.402"></a>
<span class="sourceLineNo">403</span> private void handleTableAcl(Set&lt;TableName&gt; tableNames, Set&lt;String&gt; users,<a name="line.403"></a>
<span class="sourceLineNo">404</span> Set&lt;String&gt; skipNamespaces, Set&lt;TableName&gt; skipTables,<a name="line.404"></a>
<span class="sourceLineNo">405</span> HDFSAclOperation.OperationType operationType)<a name="line.405"></a>
<span class="sourceLineNo">406</span> throws ExecutionException, InterruptedException, IOException {<a name="line.406"></a>
<span class="sourceLineNo">407</span> Set&lt;TableName&gt; filterTableNames = new HashSet&lt;&gt;();<a name="line.407"></a>
<span class="sourceLineNo">408</span> for (TableName tableName : tableNames) {<a name="line.408"></a>
<span class="sourceLineNo">409</span> if (<a name="line.409"></a>
<span class="sourceLineNo">410</span> !skipTables.contains(tableName)<a name="line.410"></a>
<span class="sourceLineNo">411</span> &amp;&amp; !skipNamespaces.contains(tableName.getNamespaceAsString())<a name="line.411"></a>
<span class="sourceLineNo">412</span> ) {<a name="line.412"></a>
<span class="sourceLineNo">413</span> filterTableNames.add(tableName);<a name="line.413"></a>
<span class="sourceLineNo">414</span> }<a name="line.414"></a>
<span class="sourceLineNo">415</span> }<a name="line.415"></a>
<span class="sourceLineNo">416</span> List&lt;CompletableFuture&lt;Void&gt;&gt; futures = new ArrayList&lt;&gt;();<a name="line.416"></a>
<span class="sourceLineNo">417</span> // handle table HDFS acls<a name="line.417"></a>
<span class="sourceLineNo">418</span> for (TableName tableName : filterTableNames) {<a name="line.418"></a>
<span class="sourceLineNo">419</span> List&lt;HDFSAclOperation&gt; hdfsAclOperations = getTableRootPaths(tableName, true).stream()<a name="line.419"></a>
<span class="sourceLineNo">420</span> .map(path -&gt; new HDFSAclOperation(fs, path, users, operationType, true,<a name="line.420"></a>
<span class="sourceLineNo">421</span> HDFSAclOperation.AclType.DEFAULT_ADN_ACCESS))<a name="line.421"></a>
<span class="sourceLineNo">422</span> .collect(Collectors.toList());<a name="line.422"></a>
<span class="sourceLineNo">423</span> CompletableFuture&lt;Void&gt; future = handleHDFSAclSequential(hdfsAclOperations);<a name="line.423"></a>
<span class="sourceLineNo">424</span> futures.add(future);<a name="line.424"></a>
<span class="sourceLineNo">425</span> }<a name="line.425"></a>
<span class="sourceLineNo">426</span> CompletableFuture&lt;Void&gt; future =<a name="line.426"></a>
<span class="sourceLineNo">427</span> CompletableFuture.allOf(futures.toArray(new CompletableFuture[futures.size()]));<a name="line.427"></a>
<span class="sourceLineNo">428</span> future.get();<a name="line.428"></a>
<span class="sourceLineNo">429</span> }<a name="line.429"></a>
<span class="sourceLineNo">430</span><a name="line.430"></a>
<span class="sourceLineNo">431</span> private void handleNamespaceAccessAcl(String namespace, Set&lt;String&gt; users,<a name="line.431"></a>
<span class="sourceLineNo">432</span> HDFSAclOperation.OperationType operationType) throws ExecutionException, InterruptedException {<a name="line.432"></a>
<span class="sourceLineNo">433</span> // handle namespace access HDFS acls<a name="line.433"></a>
<span class="sourceLineNo">434</span> List&lt;HDFSAclOperation&gt; hdfsAclOperations =<a name="line.434"></a>
<span class="sourceLineNo">435</span> getNamespaceRootPaths(namespace).stream().map(path -&gt; new HDFSAclOperation(fs, path, users,<a name="line.435"></a>
<span class="sourceLineNo">436</span> operationType, false, HDFSAclOperation.AclType.ACCESS)).collect(Collectors.toList());<a name="line.436"></a>
<span class="sourceLineNo">437</span> CompletableFuture&lt;Void&gt; future = handleHDFSAclParallel(hdfsAclOperations);<a name="line.437"></a>
<span class="sourceLineNo">438</span> future.get();<a name="line.438"></a>
<span class="sourceLineNo">439</span> }<a name="line.439"></a>
<span class="sourceLineNo">440</span><a name="line.440"></a>
<span class="sourceLineNo">441</span> void createTableDirectories(TableName tableName) throws IOException {<a name="line.441"></a>
<span class="sourceLineNo">442</span> List&lt;Path&gt; paths = getTableRootPaths(tableName, false);<a name="line.442"></a>
<span class="sourceLineNo">443</span> for (Path path : paths) {<a name="line.443"></a>
<span class="sourceLineNo">444</span> createDirIfNotExist(path);<a name="line.444"></a>
<span class="sourceLineNo">445</span> }<a name="line.445"></a>
<span class="sourceLineNo">446</span> }<a name="line.446"></a>
<span class="sourceLineNo">447</span><a name="line.447"></a>
<span class="sourceLineNo">448</span> /**<a name="line.448"></a>
<span class="sourceLineNo">449</span> * return paths that user will global permission will visit<a name="line.449"></a>
<span class="sourceLineNo">450</span> * @return the path list<a name="line.450"></a>
<span class="sourceLineNo">451</span> */<a name="line.451"></a>
<span class="sourceLineNo">452</span> List&lt;Path&gt; getGlobalRootPaths() {<a name="line.452"></a>
<span class="sourceLineNo">453</span> return Lists.newArrayList(pathHelper.getTmpDataDir(), pathHelper.getDataDir(),<a name="line.453"></a>
<span class="sourceLineNo">454</span> pathHelper.getMobDataDir(), pathHelper.getArchiveDataDir(), pathHelper.getSnapshotRootDir());<a name="line.454"></a>
<span class="sourceLineNo">455</span> }<a name="line.455"></a>
<span class="sourceLineNo">456</span><a name="line.456"></a>
<span class="sourceLineNo">457</span> /**<a name="line.457"></a>
<span class="sourceLineNo">458</span> * return paths that user will namespace permission will visit<a name="line.458"></a>
<span class="sourceLineNo">459</span> * @param namespace the namespace<a name="line.459"></a>
<span class="sourceLineNo">460</span> * @return the path list<a name="line.460"></a>
<span class="sourceLineNo">461</span> */<a name="line.461"></a>
<span class="sourceLineNo">462</span> List&lt;Path&gt; getNamespaceRootPaths(String namespace) {<a name="line.462"></a>
<span class="sourceLineNo">463</span> return Lists.newArrayList(pathHelper.getTmpNsDir(namespace), pathHelper.getDataNsDir(namespace),<a name="line.463"></a>
<span class="sourceLineNo">464</span> pathHelper.getMobDataNsDir(namespace), pathHelper.getArchiveNsDir(namespace));<a name="line.464"></a>
<span class="sourceLineNo">465</span> }<a name="line.465"></a>
<span class="sourceLineNo">466</span><a name="line.466"></a>
<span class="sourceLineNo">467</span> /**<a name="line.467"></a>
<span class="sourceLineNo">468</span> * return paths that user will table permission will visit<a name="line.468"></a>
<span class="sourceLineNo">469</span> * @param tableName the table<a name="line.469"></a>
<span class="sourceLineNo">470</span> * @param includeSnapshotPath true if return table snapshots paths, otherwise false<a name="line.470"></a>
<span class="sourceLineNo">471</span> * @return the path list<a name="line.471"></a>
<span class="sourceLineNo">472</span> * @throws IOException if an error occurred<a name="line.472"></a>
<span class="sourceLineNo">473</span> */<a name="line.473"></a>
<span class="sourceLineNo">474</span> List&lt;Path&gt; getTableRootPaths(TableName tableName, boolean includeSnapshotPath)<a name="line.474"></a>
<span class="sourceLineNo">475</span> throws IOException {<a name="line.475"></a>
<span class="sourceLineNo">476</span> List&lt;Path&gt; paths = Lists.newArrayList(pathHelper.getDataTableDir(tableName),<a name="line.476"></a>
<span class="sourceLineNo">477</span> pathHelper.getMobTableDir(tableName), pathHelper.getArchiveTableDir(tableName));<a name="line.477"></a>
<span class="sourceLineNo">478</span> if (includeSnapshotPath) {<a name="line.478"></a>
<span class="sourceLineNo">479</span> paths.addAll(getTableSnapshotPaths(tableName));<a name="line.479"></a>
<span class="sourceLineNo">480</span> }<a name="line.480"></a>
<span class="sourceLineNo">481</span> return paths;<a name="line.481"></a>
<span class="sourceLineNo">482</span> }<a name="line.482"></a>
<span class="sourceLineNo">483</span><a name="line.483"></a>
<span class="sourceLineNo">484</span> private List&lt;Path&gt; getTableSnapshotPaths(TableName tableName) throws IOException {<a name="line.484"></a>
<span class="sourceLineNo">485</span> return admin.listSnapshots().stream()<a name="line.485"></a>
<span class="sourceLineNo">486</span> .filter(snapDesc -&gt; snapDesc.getTableName().equals(tableName))<a name="line.486"></a>
<span class="sourceLineNo">487</span> .map(snapshotDescription -&gt; pathHelper.getSnapshotDir(snapshotDescription.getName()))<a name="line.487"></a>
<span class="sourceLineNo">488</span> .collect(Collectors.toList());<a name="line.488"></a>
<span class="sourceLineNo">489</span> }<a name="line.489"></a>
<span class="sourceLineNo">490</span><a name="line.490"></a>
<span class="sourceLineNo">491</span> /**<a name="line.491"></a>
<span class="sourceLineNo">492</span> * Return users with global read permission<a name="line.492"></a>
<span class="sourceLineNo">493</span> * @return users with global read permission<a name="line.493"></a>
<span class="sourceLineNo">494</span> * @throws IOException if an error occurred<a name="line.494"></a>
<span class="sourceLineNo">495</span> */<a name="line.495"></a>
<span class="sourceLineNo">496</span> private Set&lt;String&gt; getUsersWithGlobalReadAction() throws IOException {<a name="line.496"></a>
<span class="sourceLineNo">497</span> return getUsersWithReadAction(PermissionStorage.getGlobalPermissions(conf));<a name="line.497"></a>
<span class="sourceLineNo">498</span> }<a name="line.498"></a>
<span class="sourceLineNo">499</span><a name="line.499"></a>
<span class="sourceLineNo">500</span> /**<a name="line.500"></a>
<span class="sourceLineNo">501</span> * Return users with namespace read permission<a name="line.501"></a>
<span class="sourceLineNo">502</span> * @param namespace the namespace<a name="line.502"></a>
<span class="sourceLineNo">503</span> * @param includeGlobal true if include users with global read action<a name="line.503"></a>
<span class="sourceLineNo">504</span> * @return users with namespace read permission<a name="line.504"></a>
<span class="sourceLineNo">505</span> * @throws IOException if an error occurred<a name="line.505"></a>
<span class="sourceLineNo">506</span> */<a name="line.506"></a>
<span class="sourceLineNo">507</span> Set&lt;String&gt; getUsersWithNamespaceReadAction(String namespace, boolean includeGlobal)<a name="line.507"></a>
<span class="sourceLineNo">508</span> throws IOException {<a name="line.508"></a>
<span class="sourceLineNo">509</span> Set&lt;String&gt; users =<a name="line.509"></a>
<span class="sourceLineNo">510</span> getUsersWithReadAction(PermissionStorage.getNamespacePermissions(conf, namespace));<a name="line.510"></a>
<span class="sourceLineNo">511</span> if (includeGlobal) {<a name="line.511"></a>
<span class="sourceLineNo">512</span> users.addAll(getUsersWithGlobalReadAction());<a name="line.512"></a>
<span class="sourceLineNo">513</span> }<a name="line.513"></a>
<span class="sourceLineNo">514</span> return users;<a name="line.514"></a>
<span class="sourceLineNo">515</span> }<a name="line.515"></a>
<span class="sourceLineNo">516</span><a name="line.516"></a>
<span class="sourceLineNo">517</span> /**<a name="line.517"></a>
<span class="sourceLineNo">518</span> * Return users with table read permission<a name="line.518"></a>
<span class="sourceLineNo">519</span> * @param tableName the table<a name="line.519"></a>
<span class="sourceLineNo">520</span> * @param includeNamespace true if include users with namespace read action<a name="line.520"></a>
<span class="sourceLineNo">521</span> * @param includeGlobal true if include users with global read action<a name="line.521"></a>
<span class="sourceLineNo">522</span> * @return users with table read permission<a name="line.522"></a>
<span class="sourceLineNo">523</span> * @throws IOException if an error occurred<a name="line.523"></a>
<span class="sourceLineNo">524</span> */<a name="line.524"></a>
<span class="sourceLineNo">525</span> Set&lt;String&gt; getUsersWithTableReadAction(TableName tableName, boolean includeNamespace,<a name="line.525"></a>
<span class="sourceLineNo">526</span> boolean includeGlobal) throws IOException {<a name="line.526"></a>
<span class="sourceLineNo">527</span> Set&lt;String&gt; users =<a name="line.527"></a>
<span class="sourceLineNo">528</span> getUsersWithReadAction(PermissionStorage.getTablePermissions(conf, tableName));<a name="line.528"></a>
<span class="sourceLineNo">529</span> if (includeNamespace) {<a name="line.529"></a>
<span class="sourceLineNo">530</span> users<a name="line.530"></a>
<span class="sourceLineNo">531</span> .addAll(getUsersWithNamespaceReadAction(tableName.getNamespaceAsString(), includeGlobal));<a name="line.531"></a>
<span class="sourceLineNo">532</span> }<a name="line.532"></a>
<span class="sourceLineNo">533</span> return users;<a name="line.533"></a>
<span class="sourceLineNo">534</span> }<a name="line.534"></a>
<span class="sourceLineNo">535</span><a name="line.535"></a>
<span class="sourceLineNo">536</span> private Set&lt;String&gt;<a name="line.536"></a>
<span class="sourceLineNo">537</span> getUsersWithReadAction(ListMultimap&lt;String, UserPermission&gt; permissionMultimap) {<a name="line.537"></a>
<span class="sourceLineNo">538</span> return permissionMultimap.entries().stream()<a name="line.538"></a>
<span class="sourceLineNo">539</span> .filter(entry -&gt; checkUserPermission(entry.getValue())).map(Map.Entry::getKey)<a name="line.539"></a>
<span class="sourceLineNo">540</span> .collect(Collectors.toSet());<a name="line.540"></a>
<span class="sourceLineNo">541</span> }<a name="line.541"></a>
<span class="sourceLineNo">542</span><a name="line.542"></a>
<span class="sourceLineNo">543</span> private boolean checkUserPermission(UserPermission userPermission) {<a name="line.543"></a>
<span class="sourceLineNo">544</span> boolean result = containReadAction(userPermission);<a name="line.544"></a>
<span class="sourceLineNo">545</span> if (result &amp;&amp; userPermission.getPermission() instanceof TablePermission) {<a name="line.545"></a>
<span class="sourceLineNo">546</span> result = isNotFamilyOrQualifierPermission((TablePermission) userPermission.getPermission());<a name="line.546"></a>
<span class="sourceLineNo">547</span> }<a name="line.547"></a>
<span class="sourceLineNo">548</span> return result;<a name="line.548"></a>
<span class="sourceLineNo">549</span> }<a name="line.549"></a>
<span class="sourceLineNo">550</span><a name="line.550"></a>
<span class="sourceLineNo">551</span> boolean containReadAction(UserPermission userPermission) {<a name="line.551"></a>
<span class="sourceLineNo">552</span> return userPermission.getPermission().implies(Permission.Action.READ);<a name="line.552"></a>
<span class="sourceLineNo">553</span> }<a name="line.553"></a>
<span class="sourceLineNo">554</span><a name="line.554"></a>
<span class="sourceLineNo">555</span> boolean isNotFamilyOrQualifierPermission(TablePermission tablePermission) {<a name="line.555"></a>
<span class="sourceLineNo">556</span> return !tablePermission.hasFamily() &amp;&amp; !tablePermission.hasQualifier();<a name="line.556"></a>
<span class="sourceLineNo">557</span> }<a name="line.557"></a>
<span class="sourceLineNo">558</span><a name="line.558"></a>
<span class="sourceLineNo">559</span> public static boolean isAclSyncToHdfsEnabled(Configuration conf) {<a name="line.559"></a>
<span class="sourceLineNo">560</span> String[] masterCoprocessors = conf.getStrings(CoprocessorHost.MASTER_COPROCESSOR_CONF_KEY);<a name="line.560"></a>
<span class="sourceLineNo">561</span> Set&lt;String&gt; masterCoprocessorSet = new HashSet&lt;&gt;();<a name="line.561"></a>
<span class="sourceLineNo">562</span> if (masterCoprocessors != null) {<a name="line.562"></a>
<span class="sourceLineNo">563</span> Collections.addAll(masterCoprocessorSet, masterCoprocessors);<a name="line.563"></a>
<span class="sourceLineNo">564</span> }<a name="line.564"></a>
<span class="sourceLineNo">565</span> return conf.getBoolean(SnapshotScannerHDFSAclHelper.ACL_SYNC_TO_HDFS_ENABLE, false)<a name="line.565"></a>
<span class="sourceLineNo">566</span> &amp;&amp; masterCoprocessorSet.contains(SnapshotScannerHDFSAclController.class.getName())<a name="line.566"></a>
<span class="sourceLineNo">567</span> &amp;&amp; masterCoprocessorSet.contains(AccessController.class.getName());<a name="line.567"></a>
<span class="sourceLineNo">568</span> }<a name="line.568"></a>
<span class="sourceLineNo">569</span><a name="line.569"></a>
<span class="sourceLineNo">570</span> boolean isAclSyncToHdfsEnabled(TableDescriptor tableDescriptor) {<a name="line.570"></a>
<span class="sourceLineNo">571</span> return tableDescriptor == null<a name="line.571"></a>
<span class="sourceLineNo">572</span> ? false<a name="line.572"></a>
<span class="sourceLineNo">573</span> : Boolean.valueOf(tableDescriptor.getValue(ACL_SYNC_TO_HDFS_ENABLE));<a name="line.573"></a>
<span class="sourceLineNo">574</span> }<a name="line.574"></a>
<span class="sourceLineNo">575</span><a name="line.575"></a>
<span class="sourceLineNo">576</span> PathHelper getPathHelper() {<a name="line.576"></a>
<span class="sourceLineNo">577</span> return pathHelper;<a name="line.577"></a>
<span class="sourceLineNo">578</span> }<a name="line.578"></a>
<span class="sourceLineNo">579</span><a name="line.579"></a>
<span class="sourceLineNo">580</span> private CompletableFuture&lt;Void&gt; handleHDFSAcl(HDFSAclOperation acl) {<a name="line.580"></a>
<span class="sourceLineNo">581</span> return CompletableFuture.supplyAsync(() -&gt; {<a name="line.581"></a>
<span class="sourceLineNo">582</span> List&lt;HDFSAclOperation&gt; childAclOperations = new ArrayList&lt;&gt;();<a name="line.582"></a>
<span class="sourceLineNo">583</span> try {<a name="line.583"></a>
<span class="sourceLineNo">584</span> acl.handleAcl();<a name="line.584"></a>
<span class="sourceLineNo">585</span> childAclOperations = acl.getChildAclOperations();<a name="line.585"></a>
<span class="sourceLineNo">586</span> } catch (FileNotFoundException e) {<a name="line.586"></a>
<span class="sourceLineNo">587</span> // Skip handle acl if file not found<a name="line.587"></a>
<span class="sourceLineNo">588</span> } catch (IOException e) {<a name="line.588"></a>
<span class="sourceLineNo">589</span> LOG.error("Set HDFS acl error for path {}", acl.path, e);<a name="line.589"></a>
<span class="sourceLineNo">590</span> }<a name="line.590"></a>
<span class="sourceLineNo">591</span> return childAclOperations;<a name="line.591"></a>
<span class="sourceLineNo">592</span> }, pool).thenComposeAsync(this::handleHDFSAclParallel, pool);<a name="line.592"></a>
<span class="sourceLineNo">593</span> }<a name="line.593"></a>
<span class="sourceLineNo">594</span><a name="line.594"></a>
<span class="sourceLineNo">595</span> private CompletableFuture&lt;Void&gt; handleHDFSAclSequential(List&lt;HDFSAclOperation&gt; operations) {<a name="line.595"></a>
<span class="sourceLineNo">596</span> return CompletableFuture.supplyAsync(() -&gt; {<a name="line.596"></a>
<span class="sourceLineNo">597</span> try {<a name="line.597"></a>
<span class="sourceLineNo">598</span> for (HDFSAclOperation hdfsAclOperation : operations) {<a name="line.598"></a>
<span class="sourceLineNo">599</span> handleHDFSAcl(hdfsAclOperation).get();<a name="line.599"></a>
<span class="sourceLineNo">600</span> }<a name="line.600"></a>
<span class="sourceLineNo">601</span> } catch (InterruptedException | ExecutionException e) {<a name="line.601"></a>
<span class="sourceLineNo">602</span> LOG.error("Set HDFS acl error", e);<a name="line.602"></a>
<span class="sourceLineNo">603</span> }<a name="line.603"></a>
<span class="sourceLineNo">604</span> return null;<a name="line.604"></a>
<span class="sourceLineNo">605</span> }, pool);<a name="line.605"></a>
<span class="sourceLineNo">606</span> }<a name="line.606"></a>
<span class="sourceLineNo">607</span><a name="line.607"></a>
<span class="sourceLineNo">608</span> private CompletableFuture&lt;Void&gt; handleHDFSAclParallel(List&lt;HDFSAclOperation&gt; operations) {<a name="line.608"></a>
<span class="sourceLineNo">609</span> List&lt;CompletableFuture&lt;Void&gt;&gt; futures =<a name="line.609"></a>
<span class="sourceLineNo">610</span> operations.stream().map(this::handleHDFSAcl).collect(Collectors.toList());<a name="line.610"></a>
<span class="sourceLineNo">611</span> return CompletableFuture.allOf(futures.toArray(new CompletableFuture[futures.size()]));<a name="line.611"></a>
<span class="sourceLineNo">612</span> }<a name="line.612"></a>
<span class="sourceLineNo">613</span><a name="line.613"></a>
<span class="sourceLineNo">614</span> private static AclEntry aclEntry(AclEntryScope scope, String name) {<a name="line.614"></a>
<span class="sourceLineNo">615</span> return new AclEntry.Builder().setScope(scope)<a name="line.615"></a>
<span class="sourceLineNo">616</span> .setType(AuthUtil.isGroupPrincipal(name) ? GROUP : USER).setName(name)<a name="line.616"></a>
<span class="sourceLineNo">617</span> .setPermission(READ_EXECUTE).build();<a name="line.617"></a>
<span class="sourceLineNo">618</span> }<a name="line.618"></a>
<span class="sourceLineNo">619</span><a name="line.619"></a>
<span class="sourceLineNo">620</span> void createDirIfNotExist(Path path) throws IOException {<a name="line.620"></a>
<span class="sourceLineNo">621</span> if (!fs.exists(path)) {<a name="line.621"></a>
<span class="sourceLineNo">622</span> fs.mkdirs(path);<a name="line.622"></a>
<span class="sourceLineNo">623</span> }<a name="line.623"></a>
<span class="sourceLineNo">624</span> }<a name="line.624"></a>
<span class="sourceLineNo">625</span><a name="line.625"></a>
<span class="sourceLineNo">626</span> void deleteEmptyDir(Path path) throws IOException {<a name="line.626"></a>
<span class="sourceLineNo">627</span> if (fs.exists(path) &amp;&amp; fs.listStatus(path).length == 0) {<a name="line.627"></a>
<span class="sourceLineNo">628</span> fs.delete(path, false);<a name="line.628"></a>
<span class="sourceLineNo">629</span> }<a name="line.629"></a>
<span class="sourceLineNo">630</span> }<a name="line.630"></a>
<span class="sourceLineNo">631</span><a name="line.631"></a>
<span class="sourceLineNo">632</span> /**<a name="line.632"></a>
<span class="sourceLineNo">633</span> * Inner class used to describe modify or remove what type of acl entries(ACCESS, DEFAULT,<a name="line.633"></a>
<span class="sourceLineNo">634</span> * ACCESS_AND_DEFAULT) for files or directories(and child files).<a name="line.634"></a>
<span class="sourceLineNo">635</span> */<a name="line.635"></a>
<span class="sourceLineNo">636</span> private static class HDFSAclOperation {<a name="line.636"></a>
<span class="sourceLineNo">637</span> enum OperationType {<a name="line.637"></a>
<span class="sourceLineNo">638</span> MODIFY,<a name="line.638"></a>
<span class="sourceLineNo">639</span> REMOVE<a name="line.639"></a>
<span class="sourceLineNo">640</span> }<a name="line.640"></a>
<span class="sourceLineNo">641</span><a name="line.641"></a>
<span class="sourceLineNo">642</span> enum AclType {<a name="line.642"></a>
<span class="sourceLineNo">643</span> ACCESS,<a name="line.643"></a>
<span class="sourceLineNo">644</span> DEFAULT,<a name="line.644"></a>
<span class="sourceLineNo">645</span> DEFAULT_ADN_ACCESS<a name="line.645"></a>
<span class="sourceLineNo">646</span> }<a name="line.646"></a>
<span class="sourceLineNo">647</span><a name="line.647"></a>
<span class="sourceLineNo">648</span> private interface Operation {<a name="line.648"></a>
<span class="sourceLineNo">649</span> void apply(FileSystem fs, Path path, List&lt;AclEntry&gt; aclList) throws IOException;<a name="line.649"></a>
<span class="sourceLineNo">650</span> }<a name="line.650"></a>
<span class="sourceLineNo">651</span><a name="line.651"></a>
<span class="sourceLineNo">652</span> private FileSystem fs;<a name="line.652"></a>
<span class="sourceLineNo">653</span> private Path path;<a name="line.653"></a>
<span class="sourceLineNo">654</span> private Operation operation;<a name="line.654"></a>
<span class="sourceLineNo">655</span> private boolean recursive;<a name="line.655"></a>
<span class="sourceLineNo">656</span> private AclType aclType;<a name="line.656"></a>
<span class="sourceLineNo">657</span> private List&lt;AclEntry&gt; defaultAndAccessAclEntries;<a name="line.657"></a>
<span class="sourceLineNo">658</span> private List&lt;AclEntry&gt; accessAclEntries;<a name="line.658"></a>
<span class="sourceLineNo">659</span> private List&lt;AclEntry&gt; defaultAclEntries;<a name="line.659"></a>
<span class="sourceLineNo">660</span><a name="line.660"></a>
<span class="sourceLineNo">661</span> HDFSAclOperation(FileSystem fs, Path path, Set&lt;String&gt; users, OperationType operationType,<a name="line.661"></a>
<span class="sourceLineNo">662</span> boolean recursive, AclType aclType) {<a name="line.662"></a>
<span class="sourceLineNo">663</span> this.fs = fs;<a name="line.663"></a>
<span class="sourceLineNo">664</span> this.path = path;<a name="line.664"></a>
<span class="sourceLineNo">665</span> this.defaultAndAccessAclEntries = getAclEntries(AclType.DEFAULT_ADN_ACCESS, users);<a name="line.665"></a>
<span class="sourceLineNo">666</span> this.accessAclEntries = getAclEntries(AclType.ACCESS, users);<a name="line.666"></a>
<span class="sourceLineNo">667</span> this.defaultAclEntries = getAclEntries(AclType.DEFAULT, users);<a name="line.667"></a>
<span class="sourceLineNo">668</span> if (operationType == OperationType.MODIFY) {<a name="line.668"></a>
<span class="sourceLineNo">669</span> operation = FileSystem::modifyAclEntries;<a name="line.669"></a>
<span class="sourceLineNo">670</span> } else if (operationType == OperationType.REMOVE) {<a name="line.670"></a>
<span class="sourceLineNo">671</span> operation = FileSystem::removeAclEntries;<a name="line.671"></a>
<span class="sourceLineNo">672</span> } else {<a name="line.672"></a>
<span class="sourceLineNo">673</span> throw new IllegalArgumentException("Illegal HDFS acl operation type: " + operationType);<a name="line.673"></a>
<span class="sourceLineNo">674</span> }<a name="line.674"></a>
<span class="sourceLineNo">675</span> this.recursive = recursive;<a name="line.675"></a>
<span class="sourceLineNo">676</span> this.aclType = aclType;<a name="line.676"></a>
<span class="sourceLineNo">677</span> }<a name="line.677"></a>
<span class="sourceLineNo">678</span><a name="line.678"></a>
<span class="sourceLineNo">679</span> HDFSAclOperation(Path path, HDFSAclOperation parent) {<a name="line.679"></a>
<span class="sourceLineNo">680</span> this.fs = parent.fs;<a name="line.680"></a>
<span class="sourceLineNo">681</span> this.path = path;<a name="line.681"></a>
<span class="sourceLineNo">682</span> this.defaultAndAccessAclEntries = parent.defaultAndAccessAclEntries;<a name="line.682"></a>
<span class="sourceLineNo">683</span> this.accessAclEntries = parent.accessAclEntries;<a name="line.683"></a>
<span class="sourceLineNo">684</span> this.defaultAclEntries = parent.defaultAclEntries;<a name="line.684"></a>
<span class="sourceLineNo">685</span> this.operation = parent.operation;<a name="line.685"></a>
<span class="sourceLineNo">686</span> this.recursive = parent.recursive;<a name="line.686"></a>
<span class="sourceLineNo">687</span> this.aclType = parent.aclType;<a name="line.687"></a>
<span class="sourceLineNo">688</span> }<a name="line.688"></a>
<span class="sourceLineNo">689</span><a name="line.689"></a>
<span class="sourceLineNo">690</span> List&lt;HDFSAclOperation&gt; getChildAclOperations() throws IOException {<a name="line.690"></a>
<span class="sourceLineNo">691</span> List&lt;HDFSAclOperation&gt; hdfsAclOperations = new ArrayList&lt;&gt;();<a name="line.691"></a>
<span class="sourceLineNo">692</span> if (recursive &amp;&amp; fs.isDirectory(path)) {<a name="line.692"></a>
<span class="sourceLineNo">693</span> FileStatus[] fileStatuses = fs.listStatus(path);<a name="line.693"></a>
<span class="sourceLineNo">694</span> for (FileStatus fileStatus : fileStatuses) {<a name="line.694"></a>
<span class="sourceLineNo">695</span> hdfsAclOperations.add(new HDFSAclOperation(fileStatus.getPath(), this));<a name="line.695"></a>
<span class="sourceLineNo">696</span> }<a name="line.696"></a>
<span class="sourceLineNo">697</span> }<a name="line.697"></a>
<span class="sourceLineNo">698</span> return hdfsAclOperations;<a name="line.698"></a>
<span class="sourceLineNo">699</span> }<a name="line.699"></a>
<span class="sourceLineNo">700</span><a name="line.700"></a>
<span class="sourceLineNo">701</span> void handleAcl() throws IOException {<a name="line.701"></a>
<span class="sourceLineNo">702</span> if (fs.exists(path)) {<a name="line.702"></a>
<span class="sourceLineNo">703</span> if (fs.isDirectory(path)) {<a name="line.703"></a>
<span class="sourceLineNo">704</span> switch (aclType) {<a name="line.704"></a>
<span class="sourceLineNo">705</span> case ACCESS:<a name="line.705"></a>
<span class="sourceLineNo">706</span> operation.apply(fs, path, accessAclEntries);<a name="line.706"></a>
<span class="sourceLineNo">707</span> break;<a name="line.707"></a>
<span class="sourceLineNo">708</span> case DEFAULT:<a name="line.708"></a>
<span class="sourceLineNo">709</span> operation.apply(fs, path, defaultAclEntries);<a name="line.709"></a>
<span class="sourceLineNo">710</span> break;<a name="line.710"></a>
<span class="sourceLineNo">711</span> case DEFAULT_ADN_ACCESS:<a name="line.711"></a>
<span class="sourceLineNo">712</span> operation.apply(fs, path, defaultAndAccessAclEntries);<a name="line.712"></a>
<span class="sourceLineNo">713</span> break;<a name="line.713"></a>
<span class="sourceLineNo">714</span> default:<a name="line.714"></a>
<span class="sourceLineNo">715</span> throw new IllegalArgumentException("Illegal HDFS acl type: " + aclType);<a name="line.715"></a>
<span class="sourceLineNo">716</span> }<a name="line.716"></a>
<span class="sourceLineNo">717</span> } else {<a name="line.717"></a>
<span class="sourceLineNo">718</span> operation.apply(fs, path, accessAclEntries);<a name="line.718"></a>
<span class="sourceLineNo">719</span> }<a name="line.719"></a>
<span class="sourceLineNo">720</span> }<a name="line.720"></a>
<span class="sourceLineNo">721</span> }<a name="line.721"></a>
<span class="sourceLineNo">722</span><a name="line.722"></a>
<span class="sourceLineNo">723</span> private List&lt;AclEntry&gt; getAclEntries(AclType aclType, Set&lt;String&gt; users) {<a name="line.723"></a>
<span class="sourceLineNo">724</span> List&lt;AclEntry&gt; aclEntries = new ArrayList&lt;&gt;();<a name="line.724"></a>
<span class="sourceLineNo">725</span> switch (aclType) {<a name="line.725"></a>
<span class="sourceLineNo">726</span> case ACCESS:<a name="line.726"></a>
<span class="sourceLineNo">727</span> for (String user : users) {<a name="line.727"></a>
<span class="sourceLineNo">728</span> aclEntries.add(aclEntry(ACCESS, user));<a name="line.728"></a>
<span class="sourceLineNo">729</span> }<a name="line.729"></a>
<span class="sourceLineNo">730</span> break;<a name="line.730"></a>
<span class="sourceLineNo">731</span> case DEFAULT:<a name="line.731"></a>
<span class="sourceLineNo">732</span> for (String user : users) {<a name="line.732"></a>
<span class="sourceLineNo">733</span> aclEntries.add(aclEntry(DEFAULT, user));<a name="line.733"></a>
<span class="sourceLineNo">734</span> }<a name="line.734"></a>
<span class="sourceLineNo">735</span> break;<a name="line.735"></a>
<span class="sourceLineNo">736</span> case DEFAULT_ADN_ACCESS:<a name="line.736"></a>
<span class="sourceLineNo">737</span> for (String user : users) {<a name="line.737"></a>
<span class="sourceLineNo">738</span> aclEntries.add(aclEntry(ACCESS, user));<a name="line.738"></a>
<span class="sourceLineNo">739</span> aclEntries.add(aclEntry(DEFAULT, user));<a name="line.739"></a>
<span class="sourceLineNo">740</span> }<a name="line.740"></a>
<span class="sourceLineNo">741</span> break;<a name="line.741"></a>
<span class="sourceLineNo">742</span> default:<a name="line.742"></a>
<span class="sourceLineNo">743</span> throw new IllegalArgumentException("Illegal HDFS acl type: " + aclType);<a name="line.743"></a>
<span class="sourceLineNo">744</span> }<a name="line.744"></a>
<span class="sourceLineNo">745</span> return aclEntries;<a name="line.745"></a>
<span class="sourceLineNo">746</span> }<a name="line.746"></a>
<span class="sourceLineNo">747</span> }<a name="line.747"></a>
<span class="sourceLineNo">748</span><a name="line.748"></a>
<span class="sourceLineNo">749</span> static final class PathHelper {<a name="line.749"></a>
<span class="sourceLineNo">750</span> Configuration conf;<a name="line.750"></a>
<span class="sourceLineNo">751</span> Path rootDir;<a name="line.751"></a>
<span class="sourceLineNo">752</span> Path tmpDataDir;<a name="line.752"></a>
<span class="sourceLineNo">753</span> Path dataDir;<a name="line.753"></a>
<span class="sourceLineNo">754</span> Path mobDataDir;<a name="line.754"></a>
<span class="sourceLineNo">755</span> Path archiveDataDir;<a name="line.755"></a>
<span class="sourceLineNo">756</span> Path snapshotDir;<a name="line.756"></a>
<span class="sourceLineNo">757</span><a name="line.757"></a>
<span class="sourceLineNo">758</span> PathHelper(Configuration conf) {<a name="line.758"></a>
<span class="sourceLineNo">759</span> this.conf = conf;<a name="line.759"></a>
<span class="sourceLineNo">760</span> rootDir = new Path(conf.get(HConstants.HBASE_DIR));<a name="line.760"></a>
<span class="sourceLineNo">761</span> tmpDataDir =<a name="line.761"></a>
<span class="sourceLineNo">762</span> new Path(new Path(rootDir, HConstants.HBASE_TEMP_DIRECTORY), HConstants.BASE_NAMESPACE_DIR);<a name="line.762"></a>
<span class="sourceLineNo">763</span> dataDir = new Path(rootDir, HConstants.BASE_NAMESPACE_DIR);<a name="line.763"></a>
<span class="sourceLineNo">764</span> mobDataDir = new Path(MobUtils.getMobHome(rootDir), HConstants.BASE_NAMESPACE_DIR);<a name="line.764"></a>
<span class="sourceLineNo">765</span> archiveDataDir = new Path(new Path(rootDir, HConstants.HFILE_ARCHIVE_DIRECTORY),<a name="line.765"></a>
<span class="sourceLineNo">766</span> HConstants.BASE_NAMESPACE_DIR);<a name="line.766"></a>
<span class="sourceLineNo">767</span> snapshotDir = new Path(rootDir, HConstants.SNAPSHOT_DIR_NAME);<a name="line.767"></a>
<span class="sourceLineNo">768</span> }<a name="line.768"></a>
<span class="sourceLineNo">769</span><a name="line.769"></a>
<span class="sourceLineNo">770</span> Path getRootDir() {<a name="line.770"></a>
<span class="sourceLineNo">771</span> return rootDir;<a name="line.771"></a>
<span class="sourceLineNo">772</span> }<a name="line.772"></a>
<span class="sourceLineNo">773</span><a name="line.773"></a>
<span class="sourceLineNo">774</span> Path getDataDir() {<a name="line.774"></a>
<span class="sourceLineNo">775</span> return dataDir;<a name="line.775"></a>
<span class="sourceLineNo">776</span> }<a name="line.776"></a>
<span class="sourceLineNo">777</span><a name="line.777"></a>
<span class="sourceLineNo">778</span> Path getMobDir() {<a name="line.778"></a>
<span class="sourceLineNo">779</span> return mobDataDir.getParent();<a name="line.779"></a>
<span class="sourceLineNo">780</span> }<a name="line.780"></a>
<span class="sourceLineNo">781</span><a name="line.781"></a>
<span class="sourceLineNo">782</span> Path getMobDataDir() {<a name="line.782"></a>
<span class="sourceLineNo">783</span> return mobDataDir;<a name="line.783"></a>
<span class="sourceLineNo">784</span> }<a name="line.784"></a>
<span class="sourceLineNo">785</span><a name="line.785"></a>
<span class="sourceLineNo">786</span> Path getTmpDir() {<a name="line.786"></a>
<span class="sourceLineNo">787</span> return new Path(rootDir, HConstants.HBASE_TEMP_DIRECTORY);<a name="line.787"></a>
<span class="sourceLineNo">788</span> }<a name="line.788"></a>
<span class="sourceLineNo">789</span><a name="line.789"></a>
<span class="sourceLineNo">790</span> Path getTmpDataDir() {<a name="line.790"></a>
<span class="sourceLineNo">791</span> return tmpDataDir;<a name="line.791"></a>
<span class="sourceLineNo">792</span> }<a name="line.792"></a>
<span class="sourceLineNo">793</span><a name="line.793"></a>
<span class="sourceLineNo">794</span> Path getArchiveDir() {<a name="line.794"></a>
<span class="sourceLineNo">795</span> return new Path(rootDir, HConstants.HFILE_ARCHIVE_DIRECTORY);<a name="line.795"></a>
<span class="sourceLineNo">796</span> }<a name="line.796"></a>
<span class="sourceLineNo">797</span><a name="line.797"></a>
<span class="sourceLineNo">798</span> Path getArchiveDataDir() {<a name="line.798"></a>
<span class="sourceLineNo">799</span> return archiveDataDir;<a name="line.799"></a>
<span class="sourceLineNo">800</span> }<a name="line.800"></a>
<span class="sourceLineNo">801</span><a name="line.801"></a>
<span class="sourceLineNo">802</span> Path getDataNsDir(String namespace) {<a name="line.802"></a>
<span class="sourceLineNo">803</span> return new Path(dataDir, namespace);<a name="line.803"></a>
<span class="sourceLineNo">804</span> }<a name="line.804"></a>
<span class="sourceLineNo">805</span><a name="line.805"></a>
<span class="sourceLineNo">806</span> Path getMobDataNsDir(String namespace) {<a name="line.806"></a>
<span class="sourceLineNo">807</span> return new Path(mobDataDir, namespace);<a name="line.807"></a>
<span class="sourceLineNo">808</span> }<a name="line.808"></a>
<span class="sourceLineNo">809</span><a name="line.809"></a>
<span class="sourceLineNo">810</span> Path getDataTableDir(TableName tableName) {<a name="line.810"></a>
<span class="sourceLineNo">811</span> return new Path(getDataNsDir(tableName.getNamespaceAsString()),<a name="line.811"></a>
<span class="sourceLineNo">812</span> tableName.getQualifierAsString());<a name="line.812"></a>
<span class="sourceLineNo">813</span> }<a name="line.813"></a>
<span class="sourceLineNo">814</span><a name="line.814"></a>
<span class="sourceLineNo">815</span> Path getMobTableDir(TableName tableName) {<a name="line.815"></a>
<span class="sourceLineNo">816</span> return new Path(getMobDataNsDir(tableName.getNamespaceAsString()),<a name="line.816"></a>
<span class="sourceLineNo">817</span> tableName.getQualifierAsString());<a name="line.817"></a>
<span class="sourceLineNo">818</span> }<a name="line.818"></a>
<span class="sourceLineNo">819</span><a name="line.819"></a>
<span class="sourceLineNo">820</span> Path getArchiveNsDir(String namespace) {<a name="line.820"></a>
<span class="sourceLineNo">821</span> return new Path(archiveDataDir, namespace);<a name="line.821"></a>
<span class="sourceLineNo">822</span> }<a name="line.822"></a>
<span class="sourceLineNo">823</span><a name="line.823"></a>
<span class="sourceLineNo">824</span> Path getArchiveTableDir(TableName tableName) {<a name="line.824"></a>
<span class="sourceLineNo">825</span> return new Path(getArchiveNsDir(tableName.getNamespaceAsString()),<a name="line.825"></a>
<span class="sourceLineNo">826</span> tableName.getQualifierAsString());<a name="line.826"></a>
<span class="sourceLineNo">827</span> }<a name="line.827"></a>
<span class="sourceLineNo">828</span><a name="line.828"></a>
<span class="sourceLineNo">829</span> Path getTmpNsDir(String namespace) {<a name="line.829"></a>
<span class="sourceLineNo">830</span> return new Path(tmpDataDir, namespace);<a name="line.830"></a>
<span class="sourceLineNo">831</span> }<a name="line.831"></a>
<span class="sourceLineNo">832</span><a name="line.832"></a>
<span class="sourceLineNo">833</span> Path getTmpTableDir(TableName tableName) {<a name="line.833"></a>
<span class="sourceLineNo">834</span> return new Path(getTmpNsDir(tableName.getNamespaceAsString()),<a name="line.834"></a>
<span class="sourceLineNo">835</span> tableName.getQualifierAsString());<a name="line.835"></a>
<span class="sourceLineNo">836</span> }<a name="line.836"></a>
<span class="sourceLineNo">837</span><a name="line.837"></a>
<span class="sourceLineNo">838</span> Path getSnapshotRootDir() {<a name="line.838"></a>
<span class="sourceLineNo">839</span> return snapshotDir;<a name="line.839"></a>
<span class="sourceLineNo">840</span> }<a name="line.840"></a>
<span class="sourceLineNo">841</span><a name="line.841"></a>
<span class="sourceLineNo">842</span> Path getSnapshotDir(String snapshot) {<a name="line.842"></a>
<span class="sourceLineNo">843</span> return new Path(snapshotDir, snapshot);<a name="line.843"></a>
<span class="sourceLineNo">844</span> }<a name="line.844"></a>
<span class="sourceLineNo">845</span><a name="line.845"></a>
<span class="sourceLineNo">846</span> FileSystem getFileSystem() throws IOException {<a name="line.846"></a>
<span class="sourceLineNo">847</span> return rootDir.getFileSystem(conf);<a name="line.847"></a>
<span class="sourceLineNo">848</span> }<a name="line.848"></a>
<span class="sourceLineNo">849</span> }<a name="line.849"></a>
<span class="sourceLineNo">850</span>}<a name="line.850"></a>
</pre>
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