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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;<a name="line.18"></a>
<span class="sourceLineNo">019</span><a name="line.19"></a>
<span class="sourceLineNo">020</span>import static org.junit.Assert.*;<a name="line.20"></a>
<span class="sourceLineNo">021</span><a name="line.21"></a>
<span class="sourceLineNo">022</span>import java.io.IOException;<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 org.apache.commons.lang3.SystemUtils;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import org.apache.hadoop.conf.Configuration;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import org.apache.hadoop.fs.CommonConfigurationKeys;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.HBaseConfiguration;<a name="line.29"></a>
<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.testclassification.SecurityTests;<a name="line.30"></a>
<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.31"></a>
<span class="sourceLineNo">032</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import org.junit.ClassRule;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import org.junit.Test;<a name="line.34"></a>
<span class="sourceLineNo">035</span>import org.junit.experimental.categories.Category;<a name="line.35"></a>
<span class="sourceLineNo">036</span>import org.slf4j.Logger;<a name="line.36"></a>
<span class="sourceLineNo">037</span>import org.slf4j.LoggerFactory;<a name="line.37"></a>
<span class="sourceLineNo">038</span><a name="line.38"></a>
<span class="sourceLineNo">039</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableSet;<a name="line.39"></a>
<span class="sourceLineNo">040</span><a name="line.40"></a>
<span class="sourceLineNo">041</span>@Category({ SecurityTests.class, SmallTests.class })<a name="line.41"></a>
<span class="sourceLineNo">042</span>public class TestUser {<a name="line.42"></a>
<span class="sourceLineNo">043</span><a name="line.43"></a>
<span class="sourceLineNo">044</span> @ClassRule<a name="line.44"></a>
<span class="sourceLineNo">045</span> public static final HBaseClassTestRule CLASS_RULE = HBaseClassTestRule.forClass(TestUser.class);<a name="line.45"></a>
<span class="sourceLineNo">046</span><a name="line.46"></a>
<span class="sourceLineNo">047</span> private static final Logger LOG = LoggerFactory.getLogger(TestUser.class);<a name="line.47"></a>
<span class="sourceLineNo">048</span><a name="line.48"></a>
<span class="sourceLineNo">049</span> @Test<a name="line.49"></a>
<span class="sourceLineNo">050</span> public void testCreateUserForTestingGroupCache() throws Exception {<a name="line.50"></a>
<span class="sourceLineNo">051</span> Configuration conf = HBaseConfiguration.create();<a name="line.51"></a>
<span class="sourceLineNo">052</span> User uCreated = User.createUserForTesting(conf, "group_user", new String[] { "MYGROUP" });<a name="line.52"></a>
<span class="sourceLineNo">053</span> UserProvider up = UserProvider.instantiate(conf);<a name="line.53"></a>
<span class="sourceLineNo">054</span> User uProvided = up.create(UserGroupInformation.createRemoteUser("group_user"));<a name="line.54"></a>
<span class="sourceLineNo">055</span> assertArrayEquals(uCreated.getGroupNames(), uProvided.getGroupNames());<a name="line.55"></a>
<span class="sourceLineNo">056</span><a name="line.56"></a>
<span class="sourceLineNo">057</span> }<a name="line.57"></a>
<span class="sourceLineNo">058</span><a name="line.58"></a>
<span class="sourceLineNo">059</span> @Test<a name="line.59"></a>
<span class="sourceLineNo">060</span> public void testCacheGetGroups() throws Exception {<a name="line.60"></a>
<span class="sourceLineNo">061</span> Configuration conf = HBaseConfiguration.create();<a name="line.61"></a>
<span class="sourceLineNo">062</span> UserProvider up = UserProvider.instantiate(conf);<a name="line.62"></a>
<span class="sourceLineNo">063</span><a name="line.63"></a>
<span class="sourceLineNo">064</span> // VERY unlikely that this user will exist on the box.<a name="line.64"></a>
<span class="sourceLineNo">065</span> // This should mean the user has no groups.<a name="line.65"></a>
<span class="sourceLineNo">066</span> String nonUser = "kklvfnvhdhcenfnniilggljhdecjhidkle";<a name="line.66"></a>
<span class="sourceLineNo">067</span><a name="line.67"></a>
<span class="sourceLineNo">068</span> // Create two UGI's for this username<a name="line.68"></a>
<span class="sourceLineNo">069</span> UserGroupInformation ugiOne = UserGroupInformation.createRemoteUser(nonUser);<a name="line.69"></a>
<span class="sourceLineNo">070</span> UserGroupInformation ugiTwo = UserGroupInformation.createRemoteUser(nonUser);<a name="line.70"></a>
<span class="sourceLineNo">071</span><a name="line.71"></a>
<span class="sourceLineNo">072</span> // Now try and get the user twice.<a name="line.72"></a>
<span class="sourceLineNo">073</span> User uOne = up.create(ugiOne);<a name="line.73"></a>
<span class="sourceLineNo">074</span> User uTwo = up.create(ugiTwo);<a name="line.74"></a>
<span class="sourceLineNo">075</span><a name="line.75"></a>
<span class="sourceLineNo">076</span> // Make sure that we didn't break groups and everything worked well.<a name="line.76"></a>
<span class="sourceLineNo">077</span> assertArrayEquals(uOne.getGroupNames(), uTwo.getGroupNames());<a name="line.77"></a>
<span class="sourceLineNo">078</span><a name="line.78"></a>
<span class="sourceLineNo">079</span> // Check that they are referentially equal.<a name="line.79"></a>
<span class="sourceLineNo">080</span> // Since getting a group for a users that doesn't exist creates a new string array<a name="line.80"></a>
<span class="sourceLineNo">081</span> // the only way that they should be referentially equal is if the cache worked and<a name="line.81"></a>
<span class="sourceLineNo">082</span> // made sure we didn't go to hadoop's script twice.<a name="line.82"></a>
<span class="sourceLineNo">083</span> assertTrue(uOne.getGroupNames() == uTwo.getGroupNames());<a name="line.83"></a>
<span class="sourceLineNo">084</span> assertEquals(0, ugiOne.getGroupNames().length);<a name="line.84"></a>
<span class="sourceLineNo">085</span> }<a name="line.85"></a>
<span class="sourceLineNo">086</span><a name="line.86"></a>
<span class="sourceLineNo">087</span> @Test<a name="line.87"></a>
<span class="sourceLineNo">088</span> public void testCacheGetGroupsRoot() throws Exception {<a name="line.88"></a>
<span class="sourceLineNo">089</span> // Windows users don't have a root user.<a name="line.89"></a>
<span class="sourceLineNo">090</span> // However pretty much every other *NIX os will have root.<a name="line.90"></a>
<span class="sourceLineNo">091</span> if (!SystemUtils.IS_OS_WINDOWS) {<a name="line.91"></a>
<span class="sourceLineNo">092</span> Configuration conf = HBaseConfiguration.create();<a name="line.92"></a>
<span class="sourceLineNo">093</span> UserProvider up = UserProvider.instantiate(conf);<a name="line.93"></a>
<span class="sourceLineNo">094</span><a name="line.94"></a>
<span class="sourceLineNo">095</span> String rootUserName = "root";<a name="line.95"></a>
<span class="sourceLineNo">096</span><a name="line.96"></a>
<span class="sourceLineNo">097</span> // Create two UGI's for this username<a name="line.97"></a>
<span class="sourceLineNo">098</span> UserGroupInformation ugiOne = UserGroupInformation.createRemoteUser(rootUserName);<a name="line.98"></a>
<span class="sourceLineNo">099</span> UserGroupInformation ugiTwo = UserGroupInformation.createRemoteUser(rootUserName);<a name="line.99"></a>
<span class="sourceLineNo">100</span><a name="line.100"></a>
<span class="sourceLineNo">101</span> // Now try and get the user twice.<a name="line.101"></a>
<span class="sourceLineNo">102</span> User uOne = up.create(ugiOne);<a name="line.102"></a>
<span class="sourceLineNo">103</span> User uTwo = up.create(ugiTwo);<a name="line.103"></a>
<span class="sourceLineNo">104</span><a name="line.104"></a>
<span class="sourceLineNo">105</span> // Make sure that we didn't break groups and everything worked well.<a name="line.105"></a>
<span class="sourceLineNo">106</span> assertArrayEquals(uOne.getGroupNames(), uTwo.getGroupNames());<a name="line.106"></a>
<span class="sourceLineNo">107</span> String[] groupNames = ugiOne.getGroupNames();<a name="line.107"></a>
<span class="sourceLineNo">108</span> assertTrue(groupNames.length &gt; 0);<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><a name="line.111"></a>
<span class="sourceLineNo">112</span> @Test<a name="line.112"></a>
<span class="sourceLineNo">113</span> public void testBasicAttributes() throws Exception {<a name="line.113"></a>
<span class="sourceLineNo">114</span> Configuration conf = HBaseConfiguration.create();<a name="line.114"></a>
<span class="sourceLineNo">115</span> User user = User.createUserForTesting(conf, "simple", new String[] { "foo" });<a name="line.115"></a>
<span class="sourceLineNo">116</span> assertEquals("Username should match", "simple", user.getName());<a name="line.116"></a>
<span class="sourceLineNo">117</span> assertEquals("Short username should match", "simple", user.getShortName());<a name="line.117"></a>
<span class="sourceLineNo">118</span> // don't test shortening of kerberos names because regular Hadoop doesn't support them<a name="line.118"></a>
<span class="sourceLineNo">119</span> }<a name="line.119"></a>
<span class="sourceLineNo">120</span><a name="line.120"></a>
<span class="sourceLineNo">121</span> @Test<a name="line.121"></a>
<span class="sourceLineNo">122</span> public void testRunAs() throws Exception {<a name="line.122"></a>
<span class="sourceLineNo">123</span> Configuration conf = HBaseConfiguration.create();<a name="line.123"></a>
<span class="sourceLineNo">124</span> final User user = User.createUserForTesting(conf, "testuser", new String[] { "foo" });<a name="line.124"></a>
<span class="sourceLineNo">125</span> final PrivilegedExceptionAction&lt;String&gt; action = new PrivilegedExceptionAction&lt;String&gt;() {<a name="line.125"></a>
<span class="sourceLineNo">126</span> @Override<a name="line.126"></a>
<span class="sourceLineNo">127</span> public String run() throws IOException {<a name="line.127"></a>
<span class="sourceLineNo">128</span> User u = User.getCurrent();<a name="line.128"></a>
<span class="sourceLineNo">129</span> return u.getName();<a name="line.129"></a>
<span class="sourceLineNo">130</span> }<a name="line.130"></a>
<span class="sourceLineNo">131</span> };<a name="line.131"></a>
<span class="sourceLineNo">132</span><a name="line.132"></a>
<span class="sourceLineNo">133</span> String username = user.runAs(action);<a name="line.133"></a>
<span class="sourceLineNo">134</span> assertEquals("Current user within runAs() should match", "testuser", username);<a name="line.134"></a>
<span class="sourceLineNo">135</span><a name="line.135"></a>
<span class="sourceLineNo">136</span> // ensure the next run is correctly set<a name="line.136"></a>
<span class="sourceLineNo">137</span> User user2 = User.createUserForTesting(conf, "testuser2", new String[] { "foo" });<a name="line.137"></a>
<span class="sourceLineNo">138</span> String username2 = user2.runAs(action);<a name="line.138"></a>
<span class="sourceLineNo">139</span> assertEquals("Second username should match second user", "testuser2", username2);<a name="line.139"></a>
<span class="sourceLineNo">140</span><a name="line.140"></a>
<span class="sourceLineNo">141</span> // check the exception version<a name="line.141"></a>
<span class="sourceLineNo">142</span> username = user.runAs(new PrivilegedExceptionAction&lt;String&gt;() {<a name="line.142"></a>
<span class="sourceLineNo">143</span> @Override<a name="line.143"></a>
<span class="sourceLineNo">144</span> public String run() throws Exception {<a name="line.144"></a>
<span class="sourceLineNo">145</span> return User.getCurrent().getName();<a name="line.145"></a>
<span class="sourceLineNo">146</span> }<a name="line.146"></a>
<span class="sourceLineNo">147</span> });<a name="line.147"></a>
<span class="sourceLineNo">148</span> assertEquals("User name in runAs() should match", "testuser", username);<a name="line.148"></a>
<span class="sourceLineNo">149</span><a name="line.149"></a>
<span class="sourceLineNo">150</span> // verify that nested contexts work<a name="line.150"></a>
<span class="sourceLineNo">151</span> user2.runAs(new PrivilegedExceptionAction&lt;Object&gt;() {<a name="line.151"></a>
<span class="sourceLineNo">152</span> @Override<a name="line.152"></a>
<span class="sourceLineNo">153</span> public Object run() throws IOException, InterruptedException {<a name="line.153"></a>
<span class="sourceLineNo">154</span> String nestedName = user.runAs(action);<a name="line.154"></a>
<span class="sourceLineNo">155</span> assertEquals("Nest name should match nested user", "testuser", nestedName);<a name="line.155"></a>
<span class="sourceLineNo">156</span> assertEquals("Current name should match current user", "testuser2",<a name="line.156"></a>
<span class="sourceLineNo">157</span> User.getCurrent().getName());<a name="line.157"></a>
<span class="sourceLineNo">158</span> return null;<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> username = user.runAs(new PrivilegedAction&lt;String&gt;() {<a name="line.162"></a>
<span class="sourceLineNo">163</span> String result = null;<a name="line.163"></a>
<span class="sourceLineNo">164</span><a name="line.164"></a>
<span class="sourceLineNo">165</span> @Override<a name="line.165"></a>
<span class="sourceLineNo">166</span> public String run() {<a name="line.166"></a>
<span class="sourceLineNo">167</span> try {<a name="line.167"></a>
<span class="sourceLineNo">168</span> return User.getCurrent().getName();<a name="line.168"></a>
<span class="sourceLineNo">169</span> } catch (IOException e) {<a name="line.169"></a>
<span class="sourceLineNo">170</span> result = "empty";<a name="line.170"></a>
<span class="sourceLineNo">171</span> }<a name="line.171"></a>
<span class="sourceLineNo">172</span> return result;<a name="line.172"></a>
<span class="sourceLineNo">173</span> }<a name="line.173"></a>
<span class="sourceLineNo">174</span> });<a name="line.174"></a>
<span class="sourceLineNo">175</span><a name="line.175"></a>
<span class="sourceLineNo">176</span> assertEquals("Current user within runAs() should match", "testuser", username);<a name="line.176"></a>
<span class="sourceLineNo">177</span> }<a name="line.177"></a>
<span class="sourceLineNo">178</span><a name="line.178"></a>
<span class="sourceLineNo">179</span> /**<a name="line.179"></a>
<span class="sourceLineNo">180</span> * Make sure that we're returning a result for the current user. Previously getCurrent() was<a name="line.180"></a>
<span class="sourceLineNo">181</span> * returning null if not initialized on non-secure Hadoop variants.<a name="line.181"></a>
<span class="sourceLineNo">182</span> */<a name="line.182"></a>
<span class="sourceLineNo">183</span> @Test<a name="line.183"></a>
<span class="sourceLineNo">184</span> public void testGetCurrent() throws Exception {<a name="line.184"></a>
<span class="sourceLineNo">185</span> User user1 = User.getCurrent();<a name="line.185"></a>
<span class="sourceLineNo">186</span> assertNotNull(user1.ugi);<a name="line.186"></a>
<span class="sourceLineNo">187</span> LOG.debug("User1 is " + user1.getName());<a name="line.187"></a>
<span class="sourceLineNo">188</span><a name="line.188"></a>
<span class="sourceLineNo">189</span> for (int i = 0; i &lt; 100; i++) {<a name="line.189"></a>
<span class="sourceLineNo">190</span> User u = User.getCurrent();<a name="line.190"></a>
<span class="sourceLineNo">191</span> assertNotNull(u);<a name="line.191"></a>
<span class="sourceLineNo">192</span> assertEquals(user1.getName(), u.getName());<a name="line.192"></a>
<span class="sourceLineNo">193</span> assertEquals(user1, u);<a name="line.193"></a>
<span class="sourceLineNo">194</span> assertEquals(user1.hashCode(), u.hashCode());<a name="line.194"></a>
<span class="sourceLineNo">195</span> }<a name="line.195"></a>
<span class="sourceLineNo">196</span> }<a name="line.196"></a>
<span class="sourceLineNo">197</span><a name="line.197"></a>
<span class="sourceLineNo">198</span> @Test<a name="line.198"></a>
<span class="sourceLineNo">199</span> public void testUserGroupNames() throws Exception {<a name="line.199"></a>
<span class="sourceLineNo">200</span> final String username = "testuser";<a name="line.200"></a>
<span class="sourceLineNo">201</span> final ImmutableSet&lt;String&gt; singleGroups = ImmutableSet.of("group");<a name="line.201"></a>
<span class="sourceLineNo">202</span> final Configuration conf = HBaseConfiguration.create();<a name="line.202"></a>
<span class="sourceLineNo">203</span> User user = User.createUserForTesting(conf, username,<a name="line.203"></a>
<span class="sourceLineNo">204</span> singleGroups.toArray(new String[singleGroups.size()]));<a name="line.204"></a>
<span class="sourceLineNo">205</span> assertUserGroup(user, singleGroups);<a name="line.205"></a>
<span class="sourceLineNo">206</span><a name="line.206"></a>
<span class="sourceLineNo">207</span> final ImmutableSet&lt;String&gt; multiGroups = ImmutableSet.of("group", "group1", "group2");<a name="line.207"></a>
<span class="sourceLineNo">208</span> user = User.createUserForTesting(conf, username,<a name="line.208"></a>
<span class="sourceLineNo">209</span> multiGroups.toArray(new String[multiGroups.size()]));<a name="line.209"></a>
<span class="sourceLineNo">210</span> assertUserGroup(user, multiGroups);<a name="line.210"></a>
<span class="sourceLineNo">211</span> }<a name="line.211"></a>
<span class="sourceLineNo">212</span><a name="line.212"></a>
<span class="sourceLineNo">213</span> private void assertUserGroup(User user, ImmutableSet&lt;String&gt; groups) {<a name="line.213"></a>
<span class="sourceLineNo">214</span> assertNotNull("GroupNames should be not null", user.getGroupNames());<a name="line.214"></a>
<span class="sourceLineNo">215</span> assertTrue("UserGroupNames length should be == " + groups.size(),<a name="line.215"></a>
<span class="sourceLineNo">216</span> user.getGroupNames().length == groups.size());<a name="line.216"></a>
<span class="sourceLineNo">217</span><a name="line.217"></a>
<span class="sourceLineNo">218</span> for (String group : user.getGroupNames()) {<a name="line.218"></a>
<span class="sourceLineNo">219</span> assertTrue("groupName should be in set ", groups.contains(group));<a name="line.219"></a>
<span class="sourceLineNo">220</span> }<a name="line.220"></a>
<span class="sourceLineNo">221</span> }<a name="line.221"></a>
<span class="sourceLineNo">222</span><a name="line.222"></a>
<span class="sourceLineNo">223</span> @Test<a name="line.223"></a>
<span class="sourceLineNo">224</span> public void testSecurityForNonSecureHadoop() {<a name="line.224"></a>
<span class="sourceLineNo">225</span> assertFalse("Security should be disable in non-secure Hadoop", User.isSecurityEnabled());<a name="line.225"></a>
<span class="sourceLineNo">226</span><a name="line.226"></a>
<span class="sourceLineNo">227</span> Configuration conf = HBaseConfiguration.create();<a name="line.227"></a>
<span class="sourceLineNo">228</span> conf.set(CommonConfigurationKeys.HADOOP_SECURITY_AUTHENTICATION, "kerberos");<a name="line.228"></a>
<span class="sourceLineNo">229</span> conf.set(User.HBASE_SECURITY_CONF_KEY, "kerberos");<a name="line.229"></a>
<span class="sourceLineNo">230</span> assertTrue("Security should be enabled", User.isHBaseSecurityEnabled(conf));<a name="line.230"></a>
<span class="sourceLineNo">231</span><a name="line.231"></a>
<span class="sourceLineNo">232</span> conf = HBaseConfiguration.create();<a name="line.232"></a>
<span class="sourceLineNo">233</span> conf.set(CommonConfigurationKeys.HADOOP_SECURITY_AUTHENTICATION, "kerberos");<a name="line.233"></a>
<span class="sourceLineNo">234</span> assertFalse("HBase security should not be enabled if " + User.HBASE_SECURITY_CONF_KEY<a name="line.234"></a>
<span class="sourceLineNo">235</span> + " is not set accordingly", User.isHBaseSecurityEnabled(conf));<a name="line.235"></a>
<span class="sourceLineNo">236</span><a name="line.236"></a>
<span class="sourceLineNo">237</span> conf = HBaseConfiguration.create();<a name="line.237"></a>
<span class="sourceLineNo">238</span> conf.set(User.HBASE_SECURITY_CONF_KEY, "kerberos");<a name="line.238"></a>
<span class="sourceLineNo">239</span> assertTrue("HBase security should be enabled regardless of underlying " + "HDFS settings",<a name="line.239"></a>
<span class="sourceLineNo">240</span> User.isHBaseSecurityEnabled(conf));<a name="line.240"></a>
<span class="sourceLineNo">241</span> }<a name="line.241"></a>
<span class="sourceLineNo">242</span>}<a name="line.242"></a>
</pre>
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