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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,<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * software distributed under the License is distributed on an<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * KIND, either express or implied. See the License for the<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * specific language governing permissions and limitations<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> * under the License.<a name="line.17"></a> |
| <span class="sourceLineNo">018</span> */<a name="line.18"></a> |
| <span class="sourceLineNo">019</span>package org.apache.hadoop.hbase.security.access;<a name="line.19"></a> |
| <span class="sourceLineNo">020</span><a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import java.io.IOException;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import java.net.InetAddress;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.security.PrivilegedAction;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.security.PrivilegedExceptionAction;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.util.ArrayList;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.util.Collection;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.util.List;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.Map;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.util.Set;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.util.TreeMap;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span><a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.conf.Configuration;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.AuthUtil;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.Cell;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.CellUtil;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.DoNotRetryIOException;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.HBaseInterfaceAudience;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.NamespaceDescriptor;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.TableName;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.ipc.RpcServer;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.security.AccessDeniedException;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.security.Superusers;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.security.User;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.security.UserProvider;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.security.access.Permission.Action;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.security.Groups;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.security.HadoopKerberosName;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.slf4j.Logger;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.slf4j.LoggerFactory;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableSet;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span><a name="line.55"></a> |
| <span class="sourceLineNo">056</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.COPROC)<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>@InterfaceStability.Evolving<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>public class AccessChecker {<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> private static final Logger LOG = LoggerFactory.getLogger(AccessChecker.class);<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> private static final Logger AUDITLOG =<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> LoggerFactory.getLogger("SecurityLogger." + AccessChecker.class.getName());<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> private final AuthManager authManager;<a name="line.62"></a> |
| <span class="sourceLineNo">063</span><a name="line.63"></a> |
| <span class="sourceLineNo">064</span> /** Group service to retrieve the user group information */<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> private static Groups groupService;<a name="line.65"></a> |
| <span class="sourceLineNo">066</span><a name="line.66"></a> |
| <span class="sourceLineNo">067</span> public static boolean isAuthorizationSupported(Configuration conf) {<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> return conf.getBoolean(User.HBASE_SECURITY_AUTHORIZATION_CONF_KEY, false);<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> }<a name="line.69"></a> |
| <span class="sourceLineNo">070</span><a name="line.70"></a> |
| <span class="sourceLineNo">071</span> /**<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> * Constructor with existing configuration<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> *<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> * @param conf Existing configuration to use<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> */<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> public AccessChecker(final Configuration conf) {<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> this.authManager = new AuthManager(conf);<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> initGroupService(conf);<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> }<a name="line.79"></a> |
| <span class="sourceLineNo">080</span><a name="line.80"></a> |
| <span class="sourceLineNo">081</span> public AuthManager getAuthManager() {<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> return authManager;<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> }<a name="line.83"></a> |
| <span class="sourceLineNo">084</span><a name="line.84"></a> |
| <span class="sourceLineNo">085</span> /**<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> * Authorizes that the current user has any of the given permissions to access the table.<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> *<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> * @param user Active user to which authorization checks should be applied<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> * @param request Request type.<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> * @param tableName Table requested<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> * @param permissions Actions being requested<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> * @throws IOException if obtaining the current user fails<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> * @throws AccessDeniedException if user has no authorization<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> */<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> public void requireAccess(User user, String request, TableName tableName,<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> Action... permissions) throws IOException {<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> AuthResult result = null;<a name="line.97"></a> |
| <span class="sourceLineNo">098</span><a name="line.98"></a> |
| <span class="sourceLineNo">099</span> for (Action permission : permissions) {<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> if (authManager.accessUserTable(user, tableName, permission)) {<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> result = AuthResult.allow(request, "Table permission granted",<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> user, permission, tableName, null, null);<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> break;<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> } else {<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> // rest of the world<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> result = AuthResult.deny(request, "Insufficient permissions",<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> user, permission, tableName, null, null);<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> }<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> }<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> logResult(result);<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> if (!result.isAllowed()) {<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> throw new AccessDeniedException("Insufficient permissions " + result.toContextString());<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> }<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> }<a name="line.114"></a> |
| <span class="sourceLineNo">115</span><a name="line.115"></a> |
| <span class="sourceLineNo">116</span> /**<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> * Authorizes that the current user has global privileges for the given action.<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> * @param user Active user to which authorization checks should be applied<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> * @param request Request type<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> * @param filterUser User name to be filtered from permission as requested<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> * @param perm The action being requested<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> * @throws IOException if obtaining the current user fails<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> * @throws AccessDeniedException if authorization is denied<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> */<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> public void requirePermission(User user, String request, String filterUser, Action perm)<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> throws IOException {<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> requireGlobalPermission(user, request, perm, null, null, filterUser);<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> }<a name="line.128"></a> |
| <span class="sourceLineNo">129</span><a name="line.129"></a> |
| <span class="sourceLineNo">130</span> /**<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> * Checks that the user has the given global permission. The generated<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> * audit log message will contain context information for the operation<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> * being authorized, based on the given parameters.<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> *<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> * @param user Active user to which authorization checks should be applied<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> * @param request Request type<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> * @param perm Action being requested<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> * @param tableName Affected table name.<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> * @param familyMap Affected column families.<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> * @param filterUser User name to be filtered from permission as requested<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> */<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> public void requireGlobalPermission(User user, String request,<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> Action perm, TableName tableName,<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> Map<byte[], ? extends Collection<byte[]>> familyMap, String filterUser) throws IOException {<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> AuthResult result;<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> if (authManager.authorizeUserGlobal(user, perm)) {<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> result = AuthResult.allow(request, "Global check allowed", user, perm, tableName, familyMap);<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> } else {<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> result = AuthResult.deny(request, "Global check failed", user, perm, tableName, familyMap);<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> }<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> result.getParams().setTableName(tableName).setFamilies(familyMap);<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> result.getParams().addExtraParam("filterUser", filterUser);<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> logResult(result);<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> if (!result.isAllowed()) {<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> throw new AccessDeniedException(<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> "Insufficient permissions for user '" + (user != null ? user.getShortName() : "null")<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> + "' (global, action=" + perm.toString() + ")");<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> }<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> }<a name="line.159"></a> |
| <span class="sourceLineNo">160</span><a name="line.160"></a> |
| <span class="sourceLineNo">161</span> /**<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> * Checks that the user has the given global permission. The generated<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> * audit log message will contain context information for the operation<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> * being authorized, based on the given parameters.<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> *<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> * @param user Active user to which authorization checks should be applied<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> * @param request Request type<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> * @param perm Action being requested<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> * @param namespace The given namespace<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> */<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> public void requireGlobalPermission(User user, String request, Action perm,<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> String namespace) throws IOException {<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> AuthResult authResult;<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> if (authManager.authorizeUserGlobal(user, perm)) {<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> authResult = AuthResult.allow(request, "Global check allowed", user, perm, null);<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> authResult.getParams().setNamespace(namespace);<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> logResult(authResult);<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> } else {<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> authResult = AuthResult.deny(request, "Global check failed", user, perm, null);<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> authResult.getParams().setNamespace(namespace);<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> logResult(authResult);<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> throw new AccessDeniedException(<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> "Insufficient permissions for user '" + (user != null ? user.getShortName() : "null")<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> + "' (global, action=" + perm.toString() + ")");<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><a name="line.187"></a> |
| <span class="sourceLineNo">188</span> /**<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> * Checks that the user has the given global or namespace permission.<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> * @param user Active user to which authorization checks should be applied<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> * @param request Request type<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> * @param namespace Name space as requested<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> * @param filterUser User name to be filtered from permission as requested<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> * @param permissions Actions being requested<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> */<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> public void requireNamespacePermission(User user, String request, String namespace,<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> String filterUser, Action... permissions) throws IOException {<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> AuthResult result = null;<a name="line.198"></a> |
| <span class="sourceLineNo">199</span><a name="line.199"></a> |
| <span class="sourceLineNo">200</span> for (Action permission : permissions) {<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> if (authManager.authorizeUserNamespace(user, namespace, permission)) {<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> result =<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> AuthResult.allow(request, "Namespace permission granted", user, permission, namespace);<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> break;<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> } else {<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> // rest of the world<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> result = AuthResult.deny(request, "Insufficient permissions", user, permission, namespace);<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> result.getParams().addExtraParam("filterUser", filterUser);<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> logResult(result);<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> if (!result.isAllowed()) {<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> throw new AccessDeniedException("Insufficient permissions " + result.toContextString());<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> }<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> }<a name="line.215"></a> |
| <span class="sourceLineNo">216</span><a name="line.216"></a> |
| <span class="sourceLineNo">217</span> /**<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> * Checks that the user has the given global or namespace permission.<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> *<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> * @param user Active user to which authorization checks should be applied<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> * @param request Request type<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> * @param namespace The given namespace<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> * @param tableName Table requested<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> * @param familyMap Column family map requested<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> * @param permissions Actions being requested<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> */<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> public void requireNamespacePermission(User user, String request, String namespace,<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> TableName tableName, Map<byte[], ? extends Collection<byte[]>> familyMap,<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> Action... permissions) throws IOException {<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> AuthResult result = null;<a name="line.230"></a> |
| <span class="sourceLineNo">231</span><a name="line.231"></a> |
| <span class="sourceLineNo">232</span> for (Action permission : permissions) {<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> if (authManager.authorizeUserNamespace(user, namespace, permission)) {<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> result =<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> AuthResult.allow(request, "Namespace permission granted", user, permission, namespace);<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> result.getParams().setTableName(tableName).setFamilies(familyMap);<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> break;<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> } else {<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> // rest of the world<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> result = AuthResult.deny(request, "Insufficient permissions", user, permission, namespace);<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> result.getParams().setTableName(tableName).setFamilies(familyMap);<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> }<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> }<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> logResult(result);<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> if (!result.isAllowed()) {<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> throw new AccessDeniedException("Insufficient permissions " + result.toContextString());<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> }<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> }<a name="line.248"></a> |
| <span class="sourceLineNo">249</span><a name="line.249"></a> |
| <span class="sourceLineNo">250</span> /**<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> * Authorizes that the current user has any of the given permissions for the<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> * given table, column family and column qualifier.<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> *<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> * @param user Active user to which authorization checks should be applied<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> * @param request Request type<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> * @param tableName Table requested<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> * @param family Column family requested<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> * @param qualifier Column qualifier requested<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> * @param filterUser User name to be filtered from permission as requested<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> * @param permissions Actions being requested<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> * @throws IOException if obtaining the current user fails<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> * @throws AccessDeniedException if user has no authorization<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> */<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> public void requirePermission(User user, String request, TableName tableName, byte[] family,<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> byte[] qualifier, String filterUser, Action... permissions) throws IOException {<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> AuthResult result = null;<a name="line.266"></a> |
| <span class="sourceLineNo">267</span><a name="line.267"></a> |
| <span class="sourceLineNo">268</span> for (Action permission : permissions) {<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> if (authManager.authorizeUserTable(user, tableName, family, qualifier, permission)) {<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> result = AuthResult.allow(request, "Table permission granted",<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> user, permission, tableName, family, qualifier);<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> break;<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> } else {<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> // rest of the world<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> result = AuthResult.deny(request, "Insufficient permissions",<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> user, permission, tableName, family, qualifier);<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> result.getParams().addExtraParam("filterUser", filterUser);<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> logResult(result);<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> if (!result.isAllowed()) {<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> throw new AccessDeniedException("Insufficient permissions " + result.toContextString());<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> }<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> }<a name="line.284"></a> |
| <span class="sourceLineNo">285</span><a name="line.285"></a> |
| <span class="sourceLineNo">286</span> /**<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> * Authorizes that the current user has any of the given permissions for the<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> * given table, column family and column qualifier.<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> *<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> * @param user Active user to which authorization checks should be applied<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> * @param request Request type<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> * @param tableName Table requested<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> * @param family Column family param<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> * @param qualifier Column qualifier param<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> * @throws IOException if obtaining the current user fails<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> * @throws AccessDeniedException if user has no authorization<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> */<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> public void requireTablePermission(User user, String request,<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> TableName tableName,byte[] family, byte[] qualifier,<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> Action... permissions) throws IOException {<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> AuthResult result = null;<a name="line.301"></a> |
| <span class="sourceLineNo">302</span><a name="line.302"></a> |
| <span class="sourceLineNo">303</span> for (Action permission : permissions) {<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> if (authManager.authorizeUserTable(user, tableName, permission)) {<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> result = AuthResult.allow(request, "Table permission granted",<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> user, permission, tableName, null, null);<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> result.getParams().setFamily(family).setQualifier(qualifier);<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> break;<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> } else {<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> // rest of the world<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> result = AuthResult.deny(request, "Insufficient permissions",<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> user, permission, tableName, family, qualifier);<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> result.getParams().setFamily(family).setQualifier(qualifier);<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> }<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> }<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> logResult(result);<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> if (!result.isAllowed()) {<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> throw new AccessDeniedException("Insufficient permissions " + result.toContextString());<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> }<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> }<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> * Check if caller is granting or revoking superusers's or supergroups's permissions.<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> * @param request request name<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> * @param caller caller<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> * @param userToBeChecked target user or group<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> * @throws IOException AccessDeniedException if target user is superuser<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> */<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> public void performOnSuperuser(String request, User caller, String userToBeChecked)<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> throws IOException {<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> List<String> userGroups = new ArrayList<>();<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> userGroups.add(userToBeChecked);<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> if (!AuthUtil.isGroupPrincipal(userToBeChecked)) {<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> for (String group : getUserGroups(userToBeChecked)) {<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> userGroups.add(AuthUtil.toGroupEntry(group));<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> }<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> }<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> for (String name : userGroups) {<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> if (Superusers.isSuperUser(name)) {<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> AuthResult result = AuthResult.deny(<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> request,<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> "Granting or revoking superusers's or supergroups's permissions is not allowed",<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> caller,<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> Action.ADMIN,<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> NamespaceDescriptor.SYSTEM_NAMESPACE_NAME_STR);<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> logResult(result);<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> throw new AccessDeniedException(result.getReason());<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> }<a name="line.350"></a> |
| <span class="sourceLineNo">351</span><a name="line.351"></a> |
| <span class="sourceLineNo">352</span> public void checkLockPermissions(User user, String namespace,<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> TableName tableName, RegionInfo[] regionInfos, String reason)<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> throws IOException {<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> if (namespace != null && !namespace.isEmpty()) {<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> requireNamespacePermission(user, reason, namespace, null, Action.ADMIN, Action.CREATE);<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> } else if (tableName != null || (regionInfos != null && regionInfos.length > 0)) {<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> // So, either a table or regions op. If latter, check perms ons table.<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> TableName tn = tableName != null? tableName: regionInfos[0].getTable();<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> requireTablePermission(user, reason, tn, null, null,<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> Action.ADMIN, Action.CREATE);<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> } else {<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> throw new DoNotRetryIOException("Invalid lock level when requesting permissions.");<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> }<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> }<a name="line.365"></a> |
| <span class="sourceLineNo">366</span><a name="line.366"></a> |
| <span class="sourceLineNo">367</span> public static void logResult(AuthResult result) {<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> if (AUDITLOG.isTraceEnabled()) {<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> AUDITLOG.trace(<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> "Access {} for user {}; reason: {}; remote address: {}; request: {}; context: {}",<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> (result.isAllowed() ? "allowed" : "denied"),<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> (result.getUser() != null ? result.getUser().getShortName() : "UNKNOWN"),<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> result.getReason(), RpcServer.getRemoteAddress().map(InetAddress::toString).orElse(""),<a name="line.373"></a> |
| <span class="sourceLineNo">374</span> result.getRequest(), result.toContextString());<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> }<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> }<a name="line.376"></a> |
| <span class="sourceLineNo">377</span><a name="line.377"></a> |
| <span class="sourceLineNo">378</span> /*<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> * Validate the hasPermission operation caller with the filter user. Self check doesn't require<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> * any privilege but for others caller must have ADMIN privilege.<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> */<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> public User validateCallerWithFilterUser(User caller, TablePermission tPerm, String inputUserName)<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> throws IOException {<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> User filterUser = null;<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> if (!caller.getShortName().equals(inputUserName)) {<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> // User should have admin privilege if checking permission for other users<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> requirePermission(caller, "hasPermission", tPerm.getTableName(), tPerm.getFamily(),<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> tPerm.getQualifier(), inputUserName, Action.ADMIN);<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> // Initialize user instance for the input user name<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> List<String> groups = getUserGroups(inputUserName);<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> filterUser = new InputUser(inputUserName, groups.toArray(new String[groups.size()]));<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> } else {<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> // User don't need ADMIN privilege for self check.<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> // Setting action as null in AuthResult to display empty action in audit log<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> AuthResult result = AuthResult.allow("hasPermission", "Self user validation allowed", caller,<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> null, tPerm.getTableName(), tPerm.getFamily(), tPerm.getQualifier());<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> logResult(result);<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> filterUser = caller;<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> }<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> return filterUser;<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> /**<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> * A temporary user class to instantiate User instance based on the name and groups.<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> */<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> public static class InputUser extends User {<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> private String name;<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> private String shortName = null;<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> private String[] groups;<a name="line.409"></a> |
| <span class="sourceLineNo">410</span><a name="line.410"></a> |
| <span class="sourceLineNo">411</span> public InputUser(String name, String[] groups) {<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> this.name = name;<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> this.groups = groups;<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> @Override<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> public String getShortName() {<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> if (this.shortName == null) {<a name="line.418"></a> |
| <span class="sourceLineNo">419</span> try {<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> this.shortName = new HadoopKerberosName(this.name).getShortName();<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> } catch (IOException ioe) {<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> throw new IllegalArgumentException(<a name="line.422"></a> |
| <span class="sourceLineNo">423</span> "Illegal principal name " + this.name + ": " + ioe.toString(), ioe);<a name="line.423"></a> |
| <span class="sourceLineNo">424</span> }<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> }<a name="line.425"></a> |
| <span class="sourceLineNo">426</span> return shortName;<a name="line.426"></a> |
| <span class="sourceLineNo">427</span> }<a name="line.427"></a> |
| <span class="sourceLineNo">428</span><a name="line.428"></a> |
| <span class="sourceLineNo">429</span> @Override<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> public String getName() {<a name="line.430"></a> |
| <span class="sourceLineNo">431</span> return this.name;<a name="line.431"></a> |
| <span class="sourceLineNo">432</span> }<a name="line.432"></a> |
| <span class="sourceLineNo">433</span><a name="line.433"></a> |
| <span class="sourceLineNo">434</span> @Override<a name="line.434"></a> |
| <span class="sourceLineNo">435</span> public String[] getGroupNames() {<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> return this.groups;<a name="line.436"></a> |
| <span class="sourceLineNo">437</span> }<a name="line.437"></a> |
| <span class="sourceLineNo">438</span><a name="line.438"></a> |
| <span class="sourceLineNo">439</span> @Override<a name="line.439"></a> |
| <span class="sourceLineNo">440</span> public <T> T runAs(PrivilegedAction<T> action) {<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> throw new UnsupportedOperationException(<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> "Method not supported, this class has limited implementation");<a name="line.442"></a> |
| <span class="sourceLineNo">443</span> }<a name="line.443"></a> |
| <span class="sourceLineNo">444</span><a name="line.444"></a> |
| <span class="sourceLineNo">445</span> @Override<a name="line.445"></a> |
| <span class="sourceLineNo">446</span> public <T> T runAs(PrivilegedExceptionAction<T> action)<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> throws IOException, InterruptedException {<a name="line.447"></a> |
| <span class="sourceLineNo">448</span> throw new UnsupportedOperationException(<a name="line.448"></a> |
| <span class="sourceLineNo">449</span> "Method not supported, this class has limited implementation");<a name="line.449"></a> |
| <span class="sourceLineNo">450</span> }<a name="line.450"></a> |
| <span class="sourceLineNo">451</span><a name="line.451"></a> |
| <span class="sourceLineNo">452</span> @Override<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> public String toString() {<a name="line.453"></a> |
| <span class="sourceLineNo">454</span> return this.name;<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> /*<a name="line.458"></a> |
| <span class="sourceLineNo">459</span> * Initialize the group service.<a name="line.459"></a> |
| <span class="sourceLineNo">460</span> */<a name="line.460"></a> |
| <span class="sourceLineNo">461</span> private void initGroupService(Configuration conf) {<a name="line.461"></a> |
| <span class="sourceLineNo">462</span> if (groupService == null) {<a name="line.462"></a> |
| <span class="sourceLineNo">463</span> if (conf.getBoolean(User.TestingGroups.TEST_CONF, false)) {<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> UserProvider.setGroups(new User.TestingGroups(UserProvider.getGroups()));<a name="line.464"></a> |
| <span class="sourceLineNo">465</span> groupService = UserProvider.getGroups();<a name="line.465"></a> |
| <span class="sourceLineNo">466</span> } else {<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> groupService = Groups.getUserToGroupsMappingService(conf);<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> }<a name="line.468"></a> |
| <span class="sourceLineNo">469</span> }<a name="line.469"></a> |
| <span class="sourceLineNo">470</span> }<a name="line.470"></a> |
| <span class="sourceLineNo">471</span><a name="line.471"></a> |
| <span class="sourceLineNo">472</span> /**<a name="line.472"></a> |
| <span class="sourceLineNo">473</span> * Retrieve the groups of the given user.<a name="line.473"></a> |
| <span class="sourceLineNo">474</span> * @param user User name<a name="line.474"></a> |
| <span class="sourceLineNo">475</span> * @return Groups<a name="line.475"></a> |
| <span class="sourceLineNo">476</span> */<a name="line.476"></a> |
| <span class="sourceLineNo">477</span> public static List<String> getUserGroups(String user) {<a name="line.477"></a> |
| <span class="sourceLineNo">478</span> try {<a name="line.478"></a> |
| <span class="sourceLineNo">479</span> return groupService.getGroups(user);<a name="line.479"></a> |
| <span class="sourceLineNo">480</span> } catch (IOException e) {<a name="line.480"></a> |
| <span class="sourceLineNo">481</span> LOG.error("Error occurred while retrieving group for " + user, e);<a name="line.481"></a> |
| <span class="sourceLineNo">482</span> return new ArrayList<>();<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> }<a name="line.483"></a> |
| <span class="sourceLineNo">484</span> }<a name="line.484"></a> |
| <span class="sourceLineNo">485</span><a name="line.485"></a> |
| <span class="sourceLineNo">486</span> /**<a name="line.486"></a> |
| <span class="sourceLineNo">487</span> * Authorizes that if the current user has the given permissions.<a name="line.487"></a> |
| <span class="sourceLineNo">488</span> * @param user Active user to which authorization checks should be applied<a name="line.488"></a> |
| <span class="sourceLineNo">489</span> * @param request Request type<a name="line.489"></a> |
| <span class="sourceLineNo">490</span> * @param permission Actions being requested<a name="line.490"></a> |
| <span class="sourceLineNo">491</span> * @return True if the user has the specific permission<a name="line.491"></a> |
| <span class="sourceLineNo">492</span> */<a name="line.492"></a> |
| <span class="sourceLineNo">493</span> public boolean hasUserPermission(User user, String request, Permission permission) {<a name="line.493"></a> |
| <span class="sourceLineNo">494</span> if (permission instanceof TablePermission) {<a name="line.494"></a> |
| <span class="sourceLineNo">495</span> TablePermission tPerm = (TablePermission) permission;<a name="line.495"></a> |
| <span class="sourceLineNo">496</span> for (Permission.Action action : permission.getActions()) {<a name="line.496"></a> |
| <span class="sourceLineNo">497</span> AuthResult authResult = permissionGranted(request, user, action, tPerm.getTableName(),<a name="line.497"></a> |
| <span class="sourceLineNo">498</span> tPerm.getFamily(), tPerm.getQualifier());<a name="line.498"></a> |
| <span class="sourceLineNo">499</span> AccessChecker.logResult(authResult);<a name="line.499"></a> |
| <span class="sourceLineNo">500</span> if (!authResult.isAllowed()) {<a name="line.500"></a> |
| <span class="sourceLineNo">501</span> return false;<a name="line.501"></a> |
| <span class="sourceLineNo">502</span> }<a name="line.502"></a> |
| <span class="sourceLineNo">503</span> }<a name="line.503"></a> |
| <span class="sourceLineNo">504</span> } else if (permission instanceof NamespacePermission) {<a name="line.504"></a> |
| <span class="sourceLineNo">505</span> NamespacePermission nsPerm = (NamespacePermission) permission;<a name="line.505"></a> |
| <span class="sourceLineNo">506</span> AuthResult authResult;<a name="line.506"></a> |
| <span class="sourceLineNo">507</span> for (Action action : nsPerm.getActions()) {<a name="line.507"></a> |
| <span class="sourceLineNo">508</span> if (getAuthManager().authorizeUserNamespace(user, nsPerm.getNamespace(), action)) {<a name="line.508"></a> |
| <span class="sourceLineNo">509</span> authResult =<a name="line.509"></a> |
| <span class="sourceLineNo">510</span> AuthResult.allow(request, "Namespace action allowed", user, action, null, null);<a name="line.510"></a> |
| <span class="sourceLineNo">511</span> } else {<a name="line.511"></a> |
| <span class="sourceLineNo">512</span> authResult =<a name="line.512"></a> |
| <span class="sourceLineNo">513</span> AuthResult.deny(request, "Namespace action denied", user, action, null, null);<a name="line.513"></a> |
| <span class="sourceLineNo">514</span> }<a name="line.514"></a> |
| <span class="sourceLineNo">515</span> AccessChecker.logResult(authResult);<a name="line.515"></a> |
| <span class="sourceLineNo">516</span> if (!authResult.isAllowed()) {<a name="line.516"></a> |
| <span class="sourceLineNo">517</span> return false;<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> }<a name="line.518"></a> |
| <span class="sourceLineNo">519</span> }<a name="line.519"></a> |
| <span class="sourceLineNo">520</span> } else {<a name="line.520"></a> |
| <span class="sourceLineNo">521</span> AuthResult authResult;<a name="line.521"></a> |
| <span class="sourceLineNo">522</span> for (Permission.Action action : permission.getActions()) {<a name="line.522"></a> |
| <span class="sourceLineNo">523</span> if (getAuthManager().authorizeUserGlobal(user, action)) {<a name="line.523"></a> |
| <span class="sourceLineNo">524</span> authResult = AuthResult.allow(request, "Global action allowed", user, action, null, null);<a name="line.524"></a> |
| <span class="sourceLineNo">525</span> } else {<a name="line.525"></a> |
| <span class="sourceLineNo">526</span> authResult = AuthResult.deny(request, "Global action denied", user, action, null, null);<a name="line.526"></a> |
| <span class="sourceLineNo">527</span> }<a name="line.527"></a> |
| <span class="sourceLineNo">528</span> AccessChecker.logResult(authResult);<a name="line.528"></a> |
| <span class="sourceLineNo">529</span> if (!authResult.isAllowed()) {<a name="line.529"></a> |
| <span class="sourceLineNo">530</span> return false;<a name="line.530"></a> |
| <span class="sourceLineNo">531</span> }<a name="line.531"></a> |
| <span class="sourceLineNo">532</span> }<a name="line.532"></a> |
| <span class="sourceLineNo">533</span> }<a name="line.533"></a> |
| <span class="sourceLineNo">534</span> return true;<a name="line.534"></a> |
| <span class="sourceLineNo">535</span> }<a name="line.535"></a> |
| <span class="sourceLineNo">536</span><a name="line.536"></a> |
| <span class="sourceLineNo">537</span> private AuthResult permissionGranted(String request, User user, Action permRequest,<a name="line.537"></a> |
| <span class="sourceLineNo">538</span> TableName tableName, byte[] family, byte[] qualifier) {<a name="line.538"></a> |
| <span class="sourceLineNo">539</span> Map<byte[], ? extends Collection<byte[]>> map = makeFamilyMap(family, qualifier);<a name="line.539"></a> |
| <span class="sourceLineNo">540</span> return permissionGranted(request, user, permRequest, tableName, map);<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> /**<a name="line.543"></a> |
| <span class="sourceLineNo">544</span> * Check the current user for authorization to perform a specific action against the given set of<a name="line.544"></a> |
| <span class="sourceLineNo">545</span> * row data.<a name="line.545"></a> |
| <span class="sourceLineNo">546</span> * <p><a name="line.546"></a> |
| <span class="sourceLineNo">547</span> * Note: Ordering of the authorization checks has been carefully optimized to short-circuit the<a name="line.547"></a> |
| <span class="sourceLineNo">548</span> * most common requests and minimize the amount of processing required.<a name="line.548"></a> |
| <span class="sourceLineNo">549</span> * </p><a name="line.549"></a> |
| <span class="sourceLineNo">550</span> * @param request User request<a name="line.550"></a> |
| <span class="sourceLineNo">551</span> * @param user User name<a name="line.551"></a> |
| <span class="sourceLineNo">552</span> * @param permRequest the action being requested<a name="line.552"></a> |
| <span class="sourceLineNo">553</span> * @param tableName Table name<a name="line.553"></a> |
| <span class="sourceLineNo">554</span> * @param families the map of column families to qualifiers present in the request<a name="line.554"></a> |
| <span class="sourceLineNo">555</span> * @return an authorization result<a name="line.555"></a> |
| <span class="sourceLineNo">556</span> */<a name="line.556"></a> |
| <span class="sourceLineNo">557</span> public AuthResult permissionGranted(String request, User user, Action permRequest,<a name="line.557"></a> |
| <span class="sourceLineNo">558</span> TableName tableName, Map<byte[], ? extends Collection<?>> families) {<a name="line.558"></a> |
| <span class="sourceLineNo">559</span> // 1. All users need read access to hbase:meta table.<a name="line.559"></a> |
| <span class="sourceLineNo">560</span> // this is a very common operation, so deal with it quickly.<a name="line.560"></a> |
| <span class="sourceLineNo">561</span> if (TableName.META_TABLE_NAME.equals(tableName)) {<a name="line.561"></a> |
| <span class="sourceLineNo">562</span> if (permRequest == Action.READ) {<a name="line.562"></a> |
| <span class="sourceLineNo">563</span> return AuthResult.allow(request, "All users allowed", user, permRequest, tableName,<a name="line.563"></a> |
| <span class="sourceLineNo">564</span> families);<a name="line.564"></a> |
| <span class="sourceLineNo">565</span> }<a name="line.565"></a> |
| <span class="sourceLineNo">566</span> }<a name="line.566"></a> |
| <span class="sourceLineNo">567</span><a name="line.567"></a> |
| <span class="sourceLineNo">568</span> if (user == null) {<a name="line.568"></a> |
| <span class="sourceLineNo">569</span> return AuthResult.deny(request, "No user associated with request!", null, permRequest,<a name="line.569"></a> |
| <span class="sourceLineNo">570</span> tableName, families);<a name="line.570"></a> |
| <span class="sourceLineNo">571</span> }<a name="line.571"></a> |
| <span class="sourceLineNo">572</span><a name="line.572"></a> |
| <span class="sourceLineNo">573</span> // 2. check for the table-level, if successful we can short-circuit<a name="line.573"></a> |
| <span class="sourceLineNo">574</span> if (getAuthManager().authorizeUserTable(user, tableName, permRequest)) {<a name="line.574"></a> |
| <span class="sourceLineNo">575</span> return AuthResult.allow(request, "Table permission granted", user, permRequest, tableName,<a name="line.575"></a> |
| <span class="sourceLineNo">576</span> families);<a name="line.576"></a> |
| <span class="sourceLineNo">577</span> }<a name="line.577"></a> |
| <span class="sourceLineNo">578</span><a name="line.578"></a> |
| <span class="sourceLineNo">579</span> // 3. check permissions against the requested families<a name="line.579"></a> |
| <span class="sourceLineNo">580</span> if (families != null && families.size() > 0) {<a name="line.580"></a> |
| <span class="sourceLineNo">581</span> // all families must pass<a name="line.581"></a> |
| <span class="sourceLineNo">582</span> for (Map.Entry<byte[], ? extends Collection<?>> family : families.entrySet()) {<a name="line.582"></a> |
| <span class="sourceLineNo">583</span> // a) check for family level access<a name="line.583"></a> |
| <span class="sourceLineNo">584</span> if (getAuthManager().authorizeUserTable(user, tableName, family.getKey(), permRequest)) {<a name="line.584"></a> |
| <span class="sourceLineNo">585</span> continue; // family-level permission overrides per-qualifier<a name="line.585"></a> |
| <span class="sourceLineNo">586</span> }<a name="line.586"></a> |
| <span class="sourceLineNo">587</span><a name="line.587"></a> |
| <span class="sourceLineNo">588</span> // b) qualifier level access can still succeed<a name="line.588"></a> |
| <span class="sourceLineNo">589</span> if ((family.getValue() != null) && (family.getValue().size() > 0)) {<a name="line.589"></a> |
| <span class="sourceLineNo">590</span> if (family.getValue() instanceof Set) {<a name="line.590"></a> |
| <span class="sourceLineNo">591</span> // for each qualifier of the family<a name="line.591"></a> |
| <span class="sourceLineNo">592</span> Set<byte[]> familySet = (Set<byte[]>) family.getValue();<a name="line.592"></a> |
| <span class="sourceLineNo">593</span> for (byte[] qualifier : familySet) {<a name="line.593"></a> |
| <span class="sourceLineNo">594</span> if (!getAuthManager().authorizeUserTable(user, tableName, family.getKey(), qualifier,<a name="line.594"></a> |
| <span class="sourceLineNo">595</span> permRequest)) {<a name="line.595"></a> |
| <span class="sourceLineNo">596</span> return AuthResult.deny(request, "Failed qualifier check", user, permRequest,<a name="line.596"></a> |
| <span class="sourceLineNo">597</span> tableName, makeFamilyMap(family.getKey(), qualifier));<a name="line.597"></a> |
| <span class="sourceLineNo">598</span> }<a name="line.598"></a> |
| <span class="sourceLineNo">599</span> }<a name="line.599"></a> |
| <span class="sourceLineNo">600</span> } else if (family.getValue() instanceof List) { // List<Cell><a name="line.600"></a> |
| <span class="sourceLineNo">601</span> List<Cell> cellList = (List<Cell>) family.getValue();<a name="line.601"></a> |
| <span class="sourceLineNo">602</span> for (Cell cell : cellList) {<a name="line.602"></a> |
| <span class="sourceLineNo">603</span> if (!getAuthManager().authorizeUserTable(user, tableName, family.getKey(),<a name="line.603"></a> |
| <span class="sourceLineNo">604</span> CellUtil.cloneQualifier(cell), permRequest)) {<a name="line.604"></a> |
| <span class="sourceLineNo">605</span> return AuthResult.deny(request, "Failed qualifier check", user, permRequest,<a name="line.605"></a> |
| <span class="sourceLineNo">606</span> tableName, makeFamilyMap(family.getKey(), CellUtil.cloneQualifier(cell)));<a name="line.606"></a> |
| <span class="sourceLineNo">607</span> }<a name="line.607"></a> |
| <span class="sourceLineNo">608</span> }<a name="line.608"></a> |
| <span class="sourceLineNo">609</span> }<a name="line.609"></a> |
| <span class="sourceLineNo">610</span> } else {<a name="line.610"></a> |
| <span class="sourceLineNo">611</span> // no qualifiers and family-level check already failed<a name="line.611"></a> |
| <span class="sourceLineNo">612</span> return AuthResult.deny(request, "Failed family check", user, permRequest, tableName,<a name="line.612"></a> |
| <span class="sourceLineNo">613</span> makeFamilyMap(family.getKey(), null));<a name="line.613"></a> |
| <span class="sourceLineNo">614</span> }<a name="line.614"></a> |
| <span class="sourceLineNo">615</span> }<a name="line.615"></a> |
| <span class="sourceLineNo">616</span><a name="line.616"></a> |
| <span class="sourceLineNo">617</span> // all family checks passed<a name="line.617"></a> |
| <span class="sourceLineNo">618</span> return AuthResult.allow(request, "All family checks passed", user, permRequest, tableName,<a name="line.618"></a> |
| <span class="sourceLineNo">619</span> families);<a name="line.619"></a> |
| <span class="sourceLineNo">620</span> }<a name="line.620"></a> |
| <span class="sourceLineNo">621</span><a name="line.621"></a> |
| <span class="sourceLineNo">622</span> // 4. no families to check and table level access failed<a name="line.622"></a> |
| <span class="sourceLineNo">623</span> return AuthResult.deny(request, "No families to check and table permission failed", user,<a name="line.623"></a> |
| <span class="sourceLineNo">624</span> permRequest, tableName, families);<a name="line.624"></a> |
| <span class="sourceLineNo">625</span> }<a name="line.625"></a> |
| <span class="sourceLineNo">626</span><a name="line.626"></a> |
| <span class="sourceLineNo">627</span> private Map<byte[], ? extends Collection<byte[]>> makeFamilyMap(byte[] family, byte[] qualifier) {<a name="line.627"></a> |
| <span class="sourceLineNo">628</span> if (family == null) {<a name="line.628"></a> |
| <span class="sourceLineNo">629</span> return null;<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> Map<byte[], Collection<byte[]>> familyMap = new TreeMap<>(Bytes.BYTES_COMPARATOR);<a name="line.632"></a> |
| <span class="sourceLineNo">633</span> familyMap.put(family, qualifier != null ? ImmutableSet.of(qualifier) : null);<a name="line.633"></a> |
| <span class="sourceLineNo">634</span> return familyMap;<a name="line.634"></a> |
| <span class="sourceLineNo">635</span> }<a name="line.635"></a> |
| <span class="sourceLineNo">636</span>}<a name="line.636"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
