Repository: hbase-site Updated Branches: refs/heads/asf-site c06a58e4c -> 624dc6ea8
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/624dc6ea/testdevapidocs/src-html/org/apache/hadoop/hbase/util/TestFSUtils.html ---------------------------------------------------------------------- diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/util/TestFSUtils.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/util/TestFSUtils.html index 9519084..adcf4e4 100644 --- a/testdevapidocs/src-html/org/apache/hadoop/hbase/util/TestFSUtils.html +++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/util/TestFSUtils.html @@ -48,550 +48,601 @@ <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.HConstants;<a name="line.40"></a> <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.HDFSBlocksDistribution;<a name="line.41"></a> <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.exceptions.DeserializationException;<a name="line.42"></a> -<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.43"></a> -<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.testclassification.MiscTests;<a name="line.44"></a> -<span class="sourceLineNo">045</span>import org.apache.hadoop.hdfs.DFSConfigKeys;<a name="line.45"></a> -<span class="sourceLineNo">046</span>import org.apache.hadoop.hdfs.DFSHedgedReadMetrics;<a name="line.46"></a> -<span class="sourceLineNo">047</span>import org.apache.hadoop.hdfs.DFSTestUtil;<a name="line.47"></a> -<span class="sourceLineNo">048</span>import org.apache.hadoop.hdfs.MiniDFSCluster;<a name="line.48"></a> -<span class="sourceLineNo">049</span>import org.junit.Before;<a name="line.49"></a> -<span class="sourceLineNo">050</span>import org.junit.ClassRule;<a name="line.50"></a> -<span class="sourceLineNo">051</span>import org.junit.Test;<a name="line.51"></a> -<span class="sourceLineNo">052</span>import org.junit.experimental.categories.Category;<a name="line.52"></a> -<span class="sourceLineNo">053</span>import org.slf4j.Logger;<a name="line.53"></a> -<span class="sourceLineNo">054</span>import org.slf4j.LoggerFactory;<a name="line.54"></a> -<span class="sourceLineNo">055</span><a name="line.55"></a> -<span class="sourceLineNo">056</span>/**<a name="line.56"></a> -<span class="sourceLineNo">057</span> * Test {@link FSUtils}.<a name="line.57"></a> -<span class="sourceLineNo">058</span> */<a name="line.58"></a> -<span class="sourceLineNo">059</span>@Category({MiscTests.class, MediumTests.class})<a name="line.59"></a> -<span class="sourceLineNo">060</span>public class TestFSUtils {<a name="line.60"></a> -<span class="sourceLineNo">061</span><a name="line.61"></a> -<span class="sourceLineNo">062</span> @ClassRule<a name="line.62"></a> -<span class="sourceLineNo">063</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.63"></a> -<span class="sourceLineNo">064</span> HBaseClassTestRule.forClass(TestFSUtils.class);<a name="line.64"></a> -<span class="sourceLineNo">065</span><a name="line.65"></a> -<span class="sourceLineNo">066</span> private static final Logger LOG = LoggerFactory.getLogger(TestFSUtils.class);<a name="line.66"></a> -<span class="sourceLineNo">067</span><a name="line.67"></a> -<span class="sourceLineNo">068</span> private HBaseTestingUtility htu;<a name="line.68"></a> -<span class="sourceLineNo">069</span> private FileSystem fs;<a name="line.69"></a> -<span class="sourceLineNo">070</span> private Configuration conf;<a name="line.70"></a> -<span class="sourceLineNo">071</span><a name="line.71"></a> -<span class="sourceLineNo">072</span> @Before<a name="line.72"></a> -<span class="sourceLineNo">073</span> public void setUp() throws IOException {<a name="line.73"></a> -<span class="sourceLineNo">074</span> htu = new HBaseTestingUtility();<a name="line.74"></a> -<span class="sourceLineNo">075</span> fs = htu.getTestFileSystem();<a name="line.75"></a> -<span class="sourceLineNo">076</span> conf = htu.getConfiguration();<a name="line.76"></a> -<span class="sourceLineNo">077</span> }<a name="line.77"></a> -<span class="sourceLineNo">078</span><a name="line.78"></a> -<span class="sourceLineNo">079</span> @Test public void testIsHDFS() throws Exception {<a name="line.79"></a> -<span class="sourceLineNo">080</span> assertFalse(FSUtils.isHDFS(conf));<a name="line.80"></a> -<span class="sourceLineNo">081</span> MiniDFSCluster cluster = null;<a name="line.81"></a> -<span class="sourceLineNo">082</span> try {<a name="line.82"></a> -<span class="sourceLineNo">083</span> cluster = htu.startMiniDFSCluster(1);<a name="line.83"></a> -<span class="sourceLineNo">084</span> assertTrue(FSUtils.isHDFS(conf));<a name="line.84"></a> -<span class="sourceLineNo">085</span> } finally {<a name="line.85"></a> -<span class="sourceLineNo">086</span> if (cluster != null) cluster.shutdown();<a name="line.86"></a> -<span class="sourceLineNo">087</span> }<a name="line.87"></a> -<span class="sourceLineNo">088</span> }<a name="line.88"></a> -<span class="sourceLineNo">089</span><a name="line.89"></a> -<span class="sourceLineNo">090</span> private void WriteDataToHDFS(FileSystem fs, Path file, int dataSize)<a name="line.90"></a> -<span class="sourceLineNo">091</span> throws Exception {<a name="line.91"></a> -<span class="sourceLineNo">092</span> FSDataOutputStream out = fs.create(file);<a name="line.92"></a> -<span class="sourceLineNo">093</span> byte [] data = new byte[dataSize];<a name="line.93"></a> -<span class="sourceLineNo">094</span> out.write(data, 0, dataSize);<a name="line.94"></a> -<span class="sourceLineNo">095</span> out.close();<a name="line.95"></a> -<span class="sourceLineNo">096</span> }<a name="line.96"></a> -<span class="sourceLineNo">097</span><a name="line.97"></a> -<span class="sourceLineNo">098</span> @Test public void testcomputeHDFSBlocksDistribution() throws Exception {<a name="line.98"></a> -<span class="sourceLineNo">099</span> final int DEFAULT_BLOCK_SIZE = 1024;<a name="line.99"></a> -<span class="sourceLineNo">100</span> conf.setLong("dfs.blocksize", DEFAULT_BLOCK_SIZE);<a name="line.100"></a> -<span class="sourceLineNo">101</span> MiniDFSCluster cluster = null;<a name="line.101"></a> -<span class="sourceLineNo">102</span> Path testFile = null;<a name="line.102"></a> -<span class="sourceLineNo">103</span><a name="line.103"></a> -<span class="sourceLineNo">104</span> try {<a name="line.104"></a> -<span class="sourceLineNo">105</span> // set up a cluster with 3 nodes<a name="line.105"></a> -<span class="sourceLineNo">106</span> String hosts[] = new String[] { "host1", "host2", "host3" };<a name="line.106"></a> -<span class="sourceLineNo">107</span> cluster = htu.startMiniDFSCluster(hosts);<a name="line.107"></a> -<span class="sourceLineNo">108</span> cluster.waitActive();<a name="line.108"></a> -<span class="sourceLineNo">109</span> FileSystem fs = cluster.getFileSystem();<a name="line.109"></a> -<span class="sourceLineNo">110</span><a name="line.110"></a> -<span class="sourceLineNo">111</span> // create a file with two blocks<a name="line.111"></a> -<span class="sourceLineNo">112</span> testFile = new Path("/test1.txt");<a name="line.112"></a> -<span class="sourceLineNo">113</span> WriteDataToHDFS(fs, testFile, 2*DEFAULT_BLOCK_SIZE);<a name="line.113"></a> -<span class="sourceLineNo">114</span><a name="line.114"></a> -<span class="sourceLineNo">115</span> // given the default replication factor is 3, the same as the number of<a name="line.115"></a> -<span class="sourceLineNo">116</span> // datanodes; the locality index for each host should be 100%,<a name="line.116"></a> -<span class="sourceLineNo">117</span> // or getWeight for each host should be the same as getUniqueBlocksWeights<a name="line.117"></a> -<span class="sourceLineNo">118</span> final long maxTime = System.currentTimeMillis() + 2000;<a name="line.118"></a> -<span class="sourceLineNo">119</span> boolean ok;<a name="line.119"></a> -<span class="sourceLineNo">120</span> do {<a name="line.120"></a> -<span class="sourceLineNo">121</span> ok = true;<a name="line.121"></a> -<span class="sourceLineNo">122</span> FileStatus status = fs.getFileStatus(testFile);<a name="line.122"></a> -<span class="sourceLineNo">123</span> HDFSBlocksDistribution blocksDistribution =<a name="line.123"></a> -<span class="sourceLineNo">124</span> FSUtils.computeHDFSBlocksDistribution(fs, status, 0, status.getLen());<a name="line.124"></a> -<span class="sourceLineNo">125</span> long uniqueBlocksTotalWeight =<a name="line.125"></a> -<span class="sourceLineNo">126</span> blocksDistribution.getUniqueBlocksTotalWeight();<a name="line.126"></a> -<span class="sourceLineNo">127</span> for (String host : hosts) {<a name="line.127"></a> -<span class="sourceLineNo">128</span> long weight = blocksDistribution.getWeight(host);<a name="line.128"></a> -<span class="sourceLineNo">129</span> ok = (ok && uniqueBlocksTotalWeight == weight);<a name="line.129"></a> -<span class="sourceLineNo">130</span> }<a name="line.130"></a> -<span class="sourceLineNo">131</span> } while (!ok && System.currentTimeMillis() < maxTime);<a name="line.131"></a> -<span class="sourceLineNo">132</span> assertTrue(ok);<a name="line.132"></a> -<span class="sourceLineNo">133</span> } finally {<a name="line.133"></a> -<span class="sourceLineNo">134</span> htu.shutdownMiniDFSCluster();<a name="line.134"></a> -<span class="sourceLineNo">135</span> }<a name="line.135"></a> -<span class="sourceLineNo">136</span><a name="line.136"></a> -<span class="sourceLineNo">137</span><a name="line.137"></a> -<span class="sourceLineNo">138</span> try {<a name="line.138"></a> -<span class="sourceLineNo">139</span> // set up a cluster with 4 nodes<a name="line.139"></a> -<span class="sourceLineNo">140</span> String hosts[] = new String[] { "host1", "host2", "host3", "host4" };<a name="line.140"></a> -<span class="sourceLineNo">141</span> cluster = htu.startMiniDFSCluster(hosts);<a name="line.141"></a> -<span class="sourceLineNo">142</span> cluster.waitActive();<a name="line.142"></a> -<span class="sourceLineNo">143</span> FileSystem fs = cluster.getFileSystem();<a name="line.143"></a> -<span class="sourceLineNo">144</span><a name="line.144"></a> -<span class="sourceLineNo">145</span> // create a file with three blocks<a name="line.145"></a> -<span class="sourceLineNo">146</span> testFile = new Path("/test2.txt");<a name="line.146"></a> -<span class="sourceLineNo">147</span> WriteDataToHDFS(fs, testFile, 3*DEFAULT_BLOCK_SIZE);<a name="line.147"></a> -<span class="sourceLineNo">148</span><a name="line.148"></a> -<span class="sourceLineNo">149</span> // given the default replication factor is 3, we will have total of 9<a name="line.149"></a> -<span class="sourceLineNo">150</span> // replica of blocks; thus the host with the highest weight should have<a name="line.150"></a> -<span class="sourceLineNo">151</span> // weight == 3 * DEFAULT_BLOCK_SIZE<a name="line.151"></a> -<span class="sourceLineNo">152</span> final long maxTime = System.currentTimeMillis() + 2000;<a name="line.152"></a> -<span class="sourceLineNo">153</span> long weight;<a name="line.153"></a> -<span class="sourceLineNo">154</span> long uniqueBlocksTotalWeight;<a name="line.154"></a> -<span class="sourceLineNo">155</span> do {<a name="line.155"></a> -<span class="sourceLineNo">156</span> FileStatus status = fs.getFileStatus(testFile);<a name="line.156"></a> -<span class="sourceLineNo">157</span> HDFSBlocksDistribution blocksDistribution =<a name="line.157"></a> -<span class="sourceLineNo">158</span> FSUtils.computeHDFSBlocksDistribution(fs, status, 0, status.getLen());<a name="line.158"></a> -<span class="sourceLineNo">159</span> uniqueBlocksTotalWeight = blocksDistribution.getUniqueBlocksTotalWeight();<a name="line.159"></a> -<span class="sourceLineNo">160</span><a name="line.160"></a> -<span class="sourceLineNo">161</span> String tophost = blocksDistribution.getTopHosts().get(0);<a name="line.161"></a> -<span class="sourceLineNo">162</span> weight = blocksDistribution.getWeight(tophost);<a name="line.162"></a> +<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.fs.HFileSystem;<a name="line.43"></a> +<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.44"></a> +<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.testclassification.MiscTests;<a name="line.45"></a> +<span class="sourceLineNo">046</span>import org.apache.hadoop.hdfs.DFSConfigKeys;<a name="line.46"></a> +<span class="sourceLineNo">047</span>import org.apache.hadoop.hdfs.DFSHedgedReadMetrics;<a name="line.47"></a> +<span class="sourceLineNo">048</span>import org.apache.hadoop.hdfs.DFSTestUtil;<a name="line.48"></a> +<span class="sourceLineNo">049</span>import org.apache.hadoop.hdfs.DistributedFileSystem;<a name="line.49"></a> +<span class="sourceLineNo">050</span>import org.apache.hadoop.hdfs.MiniDFSCluster;<a name="line.50"></a> +<span class="sourceLineNo">051</span>import org.junit.Assert;<a name="line.51"></a> +<span class="sourceLineNo">052</span>import org.junit.Before;<a name="line.52"></a> +<span class="sourceLineNo">053</span>import org.junit.ClassRule;<a name="line.53"></a> +<span class="sourceLineNo">054</span>import org.junit.Test;<a name="line.54"></a> +<span class="sourceLineNo">055</span>import org.junit.experimental.categories.Category;<a name="line.55"></a> +<span class="sourceLineNo">056</span>import org.slf4j.Logger;<a name="line.56"></a> +<span class="sourceLineNo">057</span>import org.slf4j.LoggerFactory;<a name="line.57"></a> +<span class="sourceLineNo">058</span><a name="line.58"></a> +<span class="sourceLineNo">059</span>/**<a name="line.59"></a> +<span class="sourceLineNo">060</span> * Test {@link FSUtils}.<a name="line.60"></a> +<span class="sourceLineNo">061</span> */<a name="line.61"></a> +<span class="sourceLineNo">062</span>@Category({MiscTests.class, MediumTests.class})<a name="line.62"></a> +<span class="sourceLineNo">063</span>public class TestFSUtils {<a name="line.63"></a> +<span class="sourceLineNo">064</span><a name="line.64"></a> +<span class="sourceLineNo">065</span> @ClassRule<a name="line.65"></a> +<span class="sourceLineNo">066</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.66"></a> +<span class="sourceLineNo">067</span> HBaseClassTestRule.forClass(TestFSUtils.class);<a name="line.67"></a> +<span class="sourceLineNo">068</span><a name="line.68"></a> +<span class="sourceLineNo">069</span> private static final Logger LOG = LoggerFactory.getLogger(TestFSUtils.class);<a name="line.69"></a> +<span class="sourceLineNo">070</span><a name="line.70"></a> +<span class="sourceLineNo">071</span> private HBaseTestingUtility htu;<a name="line.71"></a> +<span class="sourceLineNo">072</span> private FileSystem fs;<a name="line.72"></a> +<span class="sourceLineNo">073</span> private Configuration conf;<a name="line.73"></a> +<span class="sourceLineNo">074</span><a name="line.74"></a> +<span class="sourceLineNo">075</span> @Before<a name="line.75"></a> +<span class="sourceLineNo">076</span> public void setUp() throws IOException {<a name="line.76"></a> +<span class="sourceLineNo">077</span> htu = new HBaseTestingUtility();<a name="line.77"></a> +<span class="sourceLineNo">078</span> fs = htu.getTestFileSystem();<a name="line.78"></a> +<span class="sourceLineNo">079</span> conf = htu.getConfiguration();<a name="line.79"></a> +<span class="sourceLineNo">080</span> }<a name="line.80"></a> +<span class="sourceLineNo">081</span><a name="line.81"></a> +<span class="sourceLineNo">082</span> @Test public void testIsHDFS() throws Exception {<a name="line.82"></a> +<span class="sourceLineNo">083</span> assertFalse(FSUtils.isHDFS(conf));<a name="line.83"></a> +<span class="sourceLineNo">084</span> MiniDFSCluster cluster = null;<a name="line.84"></a> +<span class="sourceLineNo">085</span> try {<a name="line.85"></a> +<span class="sourceLineNo">086</span> cluster = htu.startMiniDFSCluster(1);<a name="line.86"></a> +<span class="sourceLineNo">087</span> assertTrue(FSUtils.isHDFS(conf));<a name="line.87"></a> +<span class="sourceLineNo">088</span> } finally {<a name="line.88"></a> +<span class="sourceLineNo">089</span> if (cluster != null) cluster.shutdown();<a name="line.89"></a> +<span class="sourceLineNo">090</span> }<a name="line.90"></a> +<span class="sourceLineNo">091</span> }<a name="line.91"></a> +<span class="sourceLineNo">092</span><a name="line.92"></a> +<span class="sourceLineNo">093</span> private void WriteDataToHDFS(FileSystem fs, Path file, int dataSize)<a name="line.93"></a> +<span class="sourceLineNo">094</span> throws Exception {<a name="line.94"></a> +<span class="sourceLineNo">095</span> FSDataOutputStream out = fs.create(file);<a name="line.95"></a> +<span class="sourceLineNo">096</span> byte [] data = new byte[dataSize];<a name="line.96"></a> +<span class="sourceLineNo">097</span> out.write(data, 0, dataSize);<a name="line.97"></a> +<span class="sourceLineNo">098</span> out.close();<a name="line.98"></a> +<span class="sourceLineNo">099</span> }<a name="line.99"></a> +<span class="sourceLineNo">100</span><a name="line.100"></a> +<span class="sourceLineNo">101</span> @Test public void testcomputeHDFSBlocksDistribution() throws Exception {<a name="line.101"></a> +<span class="sourceLineNo">102</span> final int DEFAULT_BLOCK_SIZE = 1024;<a name="line.102"></a> +<span class="sourceLineNo">103</span> conf.setLong("dfs.blocksize", DEFAULT_BLOCK_SIZE);<a name="line.103"></a> +<span class="sourceLineNo">104</span> MiniDFSCluster cluster = null;<a name="line.104"></a> +<span class="sourceLineNo">105</span> Path testFile = null;<a name="line.105"></a> +<span class="sourceLineNo">106</span><a name="line.106"></a> +<span class="sourceLineNo">107</span> try {<a name="line.107"></a> +<span class="sourceLineNo">108</span> // set up a cluster with 3 nodes<a name="line.108"></a> +<span class="sourceLineNo">109</span> String hosts[] = new String[] { "host1", "host2", "host3" };<a name="line.109"></a> +<span class="sourceLineNo">110</span> cluster = htu.startMiniDFSCluster(hosts);<a name="line.110"></a> +<span class="sourceLineNo">111</span> cluster.waitActive();<a name="line.111"></a> +<span class="sourceLineNo">112</span> FileSystem fs = cluster.getFileSystem();<a name="line.112"></a> +<span class="sourceLineNo">113</span><a name="line.113"></a> +<span class="sourceLineNo">114</span> // create a file with two blocks<a name="line.114"></a> +<span class="sourceLineNo">115</span> testFile = new Path("/test1.txt");<a name="line.115"></a> +<span class="sourceLineNo">116</span> WriteDataToHDFS(fs, testFile, 2*DEFAULT_BLOCK_SIZE);<a name="line.116"></a> +<span class="sourceLineNo">117</span><a name="line.117"></a> +<span class="sourceLineNo">118</span> // given the default replication factor is 3, the same as the number of<a name="line.118"></a> +<span class="sourceLineNo">119</span> // datanodes; the locality index for each host should be 100%,<a name="line.119"></a> +<span class="sourceLineNo">120</span> // or getWeight for each host should be the same as getUniqueBlocksWeights<a name="line.120"></a> +<span class="sourceLineNo">121</span> final long maxTime = System.currentTimeMillis() + 2000;<a name="line.121"></a> +<span class="sourceLineNo">122</span> boolean ok;<a name="line.122"></a> +<span class="sourceLineNo">123</span> do {<a name="line.123"></a> +<span class="sourceLineNo">124</span> ok = true;<a name="line.124"></a> +<span class="sourceLineNo">125</span> FileStatus status = fs.getFileStatus(testFile);<a name="line.125"></a> +<span class="sourceLineNo">126</span> HDFSBlocksDistribution blocksDistribution =<a name="line.126"></a> +<span class="sourceLineNo">127</span> FSUtils.computeHDFSBlocksDistribution(fs, status, 0, status.getLen());<a name="line.127"></a> +<span class="sourceLineNo">128</span> long uniqueBlocksTotalWeight =<a name="line.128"></a> +<span class="sourceLineNo">129</span> blocksDistribution.getUniqueBlocksTotalWeight();<a name="line.129"></a> +<span class="sourceLineNo">130</span> for (String host : hosts) {<a name="line.130"></a> +<span class="sourceLineNo">131</span> long weight = blocksDistribution.getWeight(host);<a name="line.131"></a> +<span class="sourceLineNo">132</span> ok = (ok && uniqueBlocksTotalWeight == weight);<a name="line.132"></a> +<span class="sourceLineNo">133</span> }<a name="line.133"></a> +<span class="sourceLineNo">134</span> } while (!ok && System.currentTimeMillis() < maxTime);<a name="line.134"></a> +<span class="sourceLineNo">135</span> assertTrue(ok);<a name="line.135"></a> +<span class="sourceLineNo">136</span> } finally {<a name="line.136"></a> +<span class="sourceLineNo">137</span> htu.shutdownMiniDFSCluster();<a name="line.137"></a> +<span class="sourceLineNo">138</span> }<a name="line.138"></a> +<span class="sourceLineNo">139</span><a name="line.139"></a> +<span class="sourceLineNo">140</span><a name="line.140"></a> +<span class="sourceLineNo">141</span> try {<a name="line.141"></a> +<span class="sourceLineNo">142</span> // set up a cluster with 4 nodes<a name="line.142"></a> +<span class="sourceLineNo">143</span> String hosts[] = new String[] { "host1", "host2", "host3", "host4" };<a name="line.143"></a> +<span class="sourceLineNo">144</span> cluster = htu.startMiniDFSCluster(hosts);<a name="line.144"></a> +<span class="sourceLineNo">145</span> cluster.waitActive();<a name="line.145"></a> +<span class="sourceLineNo">146</span> FileSystem fs = cluster.getFileSystem();<a name="line.146"></a> +<span class="sourceLineNo">147</span><a name="line.147"></a> +<span class="sourceLineNo">148</span> // create a file with three blocks<a name="line.148"></a> +<span class="sourceLineNo">149</span> testFile = new Path("/test2.txt");<a name="line.149"></a> +<span class="sourceLineNo">150</span> WriteDataToHDFS(fs, testFile, 3*DEFAULT_BLOCK_SIZE);<a name="line.150"></a> +<span class="sourceLineNo">151</span><a name="line.151"></a> +<span class="sourceLineNo">152</span> // given the default replication factor is 3, we will have total of 9<a name="line.152"></a> +<span class="sourceLineNo">153</span> // replica of blocks; thus the host with the highest weight should have<a name="line.153"></a> +<span class="sourceLineNo">154</span> // weight == 3 * DEFAULT_BLOCK_SIZE<a name="line.154"></a> +<span class="sourceLineNo">155</span> final long maxTime = System.currentTimeMillis() + 2000;<a name="line.155"></a> +<span class="sourceLineNo">156</span> long weight;<a name="line.156"></a> +<span class="sourceLineNo">157</span> long uniqueBlocksTotalWeight;<a name="line.157"></a> +<span class="sourceLineNo">158</span> do {<a name="line.158"></a> +<span class="sourceLineNo">159</span> FileStatus status = fs.getFileStatus(testFile);<a name="line.159"></a> +<span class="sourceLineNo">160</span> HDFSBlocksDistribution blocksDistribution =<a name="line.160"></a> +<span class="sourceLineNo">161</span> FSUtils.computeHDFSBlocksDistribution(fs, status, 0, status.getLen());<a name="line.161"></a> +<span class="sourceLineNo">162</span> uniqueBlocksTotalWeight = blocksDistribution.getUniqueBlocksTotalWeight();<a name="line.162"></a> <span class="sourceLineNo">163</span><a name="line.163"></a> -<span class="sourceLineNo">164</span> // NameNode is informed asynchronously, so we may have a delay. See HBASE-6175<a name="line.164"></a> -<span class="sourceLineNo">165</span> } while (uniqueBlocksTotalWeight != weight && System.currentTimeMillis() < maxTime);<a name="line.165"></a> -<span class="sourceLineNo">166</span> assertTrue(uniqueBlocksTotalWeight == weight);<a name="line.166"></a> -<span class="sourceLineNo">167</span><a name="line.167"></a> -<span class="sourceLineNo">168</span> } finally {<a name="line.168"></a> -<span class="sourceLineNo">169</span> htu.shutdownMiniDFSCluster();<a name="line.169"></a> -<span class="sourceLineNo">170</span> }<a name="line.170"></a> -<span class="sourceLineNo">171</span><a name="line.171"></a> -<span class="sourceLineNo">172</span><a name="line.172"></a> -<span class="sourceLineNo">173</span> try {<a name="line.173"></a> -<span class="sourceLineNo">174</span> // set up a cluster with 4 nodes<a name="line.174"></a> -<span class="sourceLineNo">175</span> String hosts[] = new String[] { "host1", "host2", "host3", "host4" };<a name="line.175"></a> -<span class="sourceLineNo">176</span> cluster = htu.startMiniDFSCluster(hosts);<a name="line.176"></a> -<span class="sourceLineNo">177</span> cluster.waitActive();<a name="line.177"></a> -<span class="sourceLineNo">178</span> FileSystem fs = cluster.getFileSystem();<a name="line.178"></a> -<span class="sourceLineNo">179</span><a name="line.179"></a> -<span class="sourceLineNo">180</span> // create a file with one block<a name="line.180"></a> -<span class="sourceLineNo">181</span> testFile = new Path("/test3.txt");<a name="line.181"></a> -<span class="sourceLineNo">182</span> WriteDataToHDFS(fs, testFile, DEFAULT_BLOCK_SIZE);<a name="line.182"></a> -<span class="sourceLineNo">183</span><a name="line.183"></a> -<span class="sourceLineNo">184</span> // given the default replication factor is 3, we will have total of 3<a name="line.184"></a> -<span class="sourceLineNo">185</span> // replica of blocks; thus there is one host without weight<a name="line.185"></a> -<span class="sourceLineNo">186</span> final long maxTime = System.currentTimeMillis() + 2000;<a name="line.186"></a> -<span class="sourceLineNo">187</span> HDFSBlocksDistribution blocksDistribution;<a name="line.187"></a> -<span class="sourceLineNo">188</span> do {<a name="line.188"></a> -<span class="sourceLineNo">189</span> FileStatus status = fs.getFileStatus(testFile);<a name="line.189"></a> -<span class="sourceLineNo">190</span> blocksDistribution = FSUtils.computeHDFSBlocksDistribution(fs, status, 0, status.getLen());<a name="line.190"></a> -<span class="sourceLineNo">191</span> // NameNode is informed asynchronously, so we may have a delay. See HBASE-6175<a name="line.191"></a> -<span class="sourceLineNo">192</span> }<a name="line.192"></a> -<span class="sourceLineNo">193</span> while (blocksDistribution.getTopHosts().size() != 3 && System.currentTimeMillis() < maxTime);<a name="line.193"></a> -<span class="sourceLineNo">194</span> assertEquals("Wrong number of hosts distributing blocks.", 3,<a name="line.194"></a> -<span class="sourceLineNo">195</span> blocksDistribution.getTopHosts().size());<a name="line.195"></a> -<span class="sourceLineNo">196</span> } finally {<a name="line.196"></a> -<span class="sourceLineNo">197</span> htu.shutdownMiniDFSCluster();<a name="line.197"></a> -<span class="sourceLineNo">198</span> }<a name="line.198"></a> -<span class="sourceLineNo">199</span> }<a name="line.199"></a> -<span class="sourceLineNo">200</span><a name="line.200"></a> -<span class="sourceLineNo">201</span> @Test<a name="line.201"></a> -<span class="sourceLineNo">202</span> public void testVersion() throws DeserializationException, IOException {<a name="line.202"></a> -<span class="sourceLineNo">203</span> final Path rootdir = htu.getDataTestDir();<a name="line.203"></a> -<span class="sourceLineNo">204</span> final FileSystem fs = rootdir.getFileSystem(conf);<a name="line.204"></a> -<span class="sourceLineNo">205</span> assertNull(FSUtils.getVersion(fs, rootdir));<a name="line.205"></a> -<span class="sourceLineNo">206</span> // Write out old format version file. See if we can read it in and convert.<a name="line.206"></a> -<span class="sourceLineNo">207</span> Path versionFile = new Path(rootdir, HConstants.VERSION_FILE_NAME);<a name="line.207"></a> -<span class="sourceLineNo">208</span> FSDataOutputStream s = fs.create(versionFile);<a name="line.208"></a> -<span class="sourceLineNo">209</span> final String version = HConstants.FILE_SYSTEM_VERSION;<a name="line.209"></a> -<span class="sourceLineNo">210</span> s.writeUTF(version);<a name="line.210"></a> -<span class="sourceLineNo">211</span> s.close();<a name="line.211"></a> -<span class="sourceLineNo">212</span> assertTrue(fs.exists(versionFile));<a name="line.212"></a> -<span class="sourceLineNo">213</span> FileStatus [] status = fs.listStatus(versionFile);<a name="line.213"></a> -<span class="sourceLineNo">214</span> assertNotNull(status);<a name="line.214"></a> -<span class="sourceLineNo">215</span> assertTrue(status.length > 0);<a name="line.215"></a> -<span class="sourceLineNo">216</span> String newVersion = FSUtils.getVersion(fs, rootdir);<a name="line.216"></a> -<span class="sourceLineNo">217</span> assertEquals(version.length(), newVersion.length());<a name="line.217"></a> -<span class="sourceLineNo">218</span> assertEquals(version, newVersion);<a name="line.218"></a> -<span class="sourceLineNo">219</span> // File will have been converted. Exercise the pb format<a name="line.219"></a> -<span class="sourceLineNo">220</span> assertEquals(version, FSUtils.getVersion(fs, rootdir));<a name="line.220"></a> -<span class="sourceLineNo">221</span> FSUtils.checkVersion(fs, rootdir, true);<a name="line.221"></a> -<span class="sourceLineNo">222</span> }<a name="line.222"></a> -<span class="sourceLineNo">223</span><a name="line.223"></a> -<span class="sourceLineNo">224</span> @Test<a name="line.224"></a> -<span class="sourceLineNo">225</span> public void testPermMask() throws Exception {<a name="line.225"></a> -<span class="sourceLineNo">226</span> final Path rootdir = htu.getDataTestDir();<a name="line.226"></a> -<span class="sourceLineNo">227</span> final FileSystem fs = rootdir.getFileSystem(conf);<a name="line.227"></a> -<span class="sourceLineNo">228</span> // default fs permission<a name="line.228"></a> -<span class="sourceLineNo">229</span> FsPermission defaultFsPerm = FSUtils.getFilePermissions(fs, conf,<a name="line.229"></a> -<span class="sourceLineNo">230</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.230"></a> -<span class="sourceLineNo">231</span> // 'hbase.data.umask.enable' is false. We will get default fs permission.<a name="line.231"></a> -<span class="sourceLineNo">232</span> assertEquals(FsPermission.getFileDefault(), defaultFsPerm);<a name="line.232"></a> -<span class="sourceLineNo">233</span><a name="line.233"></a> -<span class="sourceLineNo">234</span> conf.setBoolean(HConstants.ENABLE_DATA_FILE_UMASK, true);<a name="line.234"></a> -<span class="sourceLineNo">235</span> // first check that we don't crash if we don't have perms set<a name="line.235"></a> -<span class="sourceLineNo">236</span> FsPermission defaultStartPerm = FSUtils.getFilePermissions(fs, conf,<a name="line.236"></a> -<span class="sourceLineNo">237</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.237"></a> -<span class="sourceLineNo">238</span> // default 'hbase.data.umask'is 000, and this umask will be used when<a name="line.238"></a> -<span class="sourceLineNo">239</span> // 'hbase.data.umask.enable' is true.<a name="line.239"></a> -<span class="sourceLineNo">240</span> // Therefore we will not get the real fs default in this case.<a name="line.240"></a> -<span class="sourceLineNo">241</span> // Instead we will get the starting point FULL_RWX_PERMISSIONS<a name="line.241"></a> -<span class="sourceLineNo">242</span> assertEquals(new FsPermission(FSUtils.FULL_RWX_PERMISSIONS), defaultStartPerm);<a name="line.242"></a> -<span class="sourceLineNo">243</span><a name="line.243"></a> -<span class="sourceLineNo">244</span> conf.setStrings(HConstants.DATA_FILE_UMASK_KEY, "077");<a name="line.244"></a> -<span class="sourceLineNo">245</span> // now check that we get the right perms<a name="line.245"></a> -<span class="sourceLineNo">246</span> FsPermission filePerm = FSUtils.getFilePermissions(fs, conf,<a name="line.246"></a> -<span class="sourceLineNo">247</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.247"></a> -<span class="sourceLineNo">248</span> assertEquals(new FsPermission("700"), filePerm);<a name="line.248"></a> -<span class="sourceLineNo">249</span><a name="line.249"></a> -<span class="sourceLineNo">250</span> // then that the correct file is created<a name="line.250"></a> -<span class="sourceLineNo">251</span> Path p = new Path("target" + File.separator + htu.getRandomUUID().toString());<a name="line.251"></a> -<span class="sourceLineNo">252</span> try {<a name="line.252"></a> -<span class="sourceLineNo">253</span> FSDataOutputStream out = FSUtils.create(conf, fs, p, filePerm, null);<a name="line.253"></a> -<span class="sourceLineNo">254</span> out.close();<a name="line.254"></a> -<span class="sourceLineNo">255</span> FileStatus stat = fs.getFileStatus(p);<a name="line.255"></a> -<span class="sourceLineNo">256</span> assertEquals(new FsPermission("700"), stat.getPermission());<a name="line.256"></a> -<span class="sourceLineNo">257</span> // and then cleanup<a name="line.257"></a> -<span class="sourceLineNo">258</span> } finally {<a name="line.258"></a> -<span class="sourceLineNo">259</span> fs.delete(p, true);<a name="line.259"></a> -<span class="sourceLineNo">260</span> }<a name="line.260"></a> -<span class="sourceLineNo">261</span> }<a name="line.261"></a> -<span class="sourceLineNo">262</span><a name="line.262"></a> -<span class="sourceLineNo">263</span> @Test<a name="line.263"></a> -<span class="sourceLineNo">264</span> public void testDeleteAndExists() throws Exception {<a name="line.264"></a> -<span class="sourceLineNo">265</span> final Path rootdir = htu.getDataTestDir();<a name="line.265"></a> -<span class="sourceLineNo">266</span> final FileSystem fs = rootdir.getFileSystem(conf);<a name="line.266"></a> -<span class="sourceLineNo">267</span> conf.setBoolean(HConstants.ENABLE_DATA_FILE_UMASK, true);<a name="line.267"></a> -<span class="sourceLineNo">268</span> FsPermission perms = FSUtils.getFilePermissions(fs, conf, HConstants.DATA_FILE_UMASK_KEY);<a name="line.268"></a> -<span class="sourceLineNo">269</span> // then that the correct file is created<a name="line.269"></a> -<span class="sourceLineNo">270</span> String file = htu.getRandomUUID().toString();<a name="line.270"></a> -<span class="sourceLineNo">271</span> Path p = new Path(htu.getDataTestDir(), "temptarget" + File.separator + file);<a name="line.271"></a> -<span class="sourceLineNo">272</span> Path p1 = new Path(htu.getDataTestDir(), "temppath" + File.separator + file);<a name="line.272"></a> -<span class="sourceLineNo">273</span> try {<a name="line.273"></a> -<span class="sourceLineNo">274</span> FSDataOutputStream out = FSUtils.create(conf, fs, p, perms, null);<a name="line.274"></a> -<span class="sourceLineNo">275</span> out.close();<a name="line.275"></a> -<span class="sourceLineNo">276</span> assertTrue("The created file should be present", FSUtils.isExists(fs, p));<a name="line.276"></a> -<span class="sourceLineNo">277</span> // delete the file with recursion as false. Only the file will be deleted.<a name="line.277"></a> -<span class="sourceLineNo">278</span> FSUtils.delete(fs, p, false);<a name="line.278"></a> -<span class="sourceLineNo">279</span> // Create another file<a name="line.279"></a> -<span class="sourceLineNo">280</span> FSDataOutputStream out1 = FSUtils.create(conf, fs, p1, perms, null);<a name="line.280"></a> -<span class="sourceLineNo">281</span> out1.close();<a name="line.281"></a> -<span class="sourceLineNo">282</span> // delete the file with recursion as false. Still the file only will be deleted<a name="line.282"></a> -<span class="sourceLineNo">283</span> FSUtils.delete(fs, p1, true);<a name="line.283"></a> -<span class="sourceLineNo">284</span> assertFalse("The created file should be present", FSUtils.isExists(fs, p1));<a name="line.284"></a> -<span class="sourceLineNo">285</span> // and then cleanup<a name="line.285"></a> -<span class="sourceLineNo">286</span> } finally {<a name="line.286"></a> -<span class="sourceLineNo">287</span> FSUtils.delete(fs, p, true);<a name="line.287"></a> -<span class="sourceLineNo">288</span> FSUtils.delete(fs, p1, true);<a name="line.288"></a> -<span class="sourceLineNo">289</span> }<a name="line.289"></a> -<span class="sourceLineNo">290</span> }<a name="line.290"></a> -<span class="sourceLineNo">291</span><a name="line.291"></a> -<span class="sourceLineNo">292</span> @Test<a name="line.292"></a> -<span class="sourceLineNo">293</span> public void testFilteredStatusDoesNotThrowOnNotFound() throws Exception {<a name="line.293"></a> -<span class="sourceLineNo">294</span> MiniDFSCluster cluster = htu.startMiniDFSCluster(1);<a name="line.294"></a> -<span class="sourceLineNo">295</span> try {<a name="line.295"></a> -<span class="sourceLineNo">296</span> assertNull(FSUtils.listStatusWithStatusFilter(cluster.getFileSystem(), new Path("definitely/doesn't/exist"), null));<a name="line.296"></a> -<span class="sourceLineNo">297</span> } finally {<a name="line.297"></a> -<span class="sourceLineNo">298</span> cluster.shutdown();<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> @Test<a name="line.303"></a> -<span class="sourceLineNo">304</span> public void testRenameAndSetModifyTime() throws Exception {<a name="line.304"></a> -<span class="sourceLineNo">305</span> MiniDFSCluster cluster = htu.startMiniDFSCluster(1);<a name="line.305"></a> -<span class="sourceLineNo">306</span> assertTrue(FSUtils.isHDFS(conf));<a name="line.306"></a> -<span class="sourceLineNo">307</span><a name="line.307"></a> -<span class="sourceLineNo">308</span> FileSystem fs = FileSystem.get(conf);<a name="line.308"></a> -<span class="sourceLineNo">309</span> Path testDir = htu.getDataTestDirOnTestFS("testArchiveFile");<a name="line.309"></a> +<span class="sourceLineNo">164</span> String tophost = blocksDistribution.getTopHosts().get(0);<a name="line.164"></a> +<span class="sourceLineNo">165</span> weight = blocksDistribution.getWeight(tophost);<a name="line.165"></a> +<span class="sourceLineNo">166</span><a name="line.166"></a> +<span class="sourceLineNo">167</span> // NameNode is informed asynchronously, so we may have a delay. See HBASE-6175<a name="line.167"></a> +<span class="sourceLineNo">168</span> } while (uniqueBlocksTotalWeight != weight && System.currentTimeMillis() < maxTime);<a name="line.168"></a> +<span class="sourceLineNo">169</span> assertTrue(uniqueBlocksTotalWeight == weight);<a name="line.169"></a> +<span class="sourceLineNo">170</span><a name="line.170"></a> +<span class="sourceLineNo">171</span> } finally {<a name="line.171"></a> +<span class="sourceLineNo">172</span> htu.shutdownMiniDFSCluster();<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> try {<a name="line.176"></a> +<span class="sourceLineNo">177</span> // set up a cluster with 4 nodes<a name="line.177"></a> +<span class="sourceLineNo">178</span> String hosts[] = new String[] { "host1", "host2", "host3", "host4" };<a name="line.178"></a> +<span class="sourceLineNo">179</span> cluster = htu.startMiniDFSCluster(hosts);<a name="line.179"></a> +<span class="sourceLineNo">180</span> cluster.waitActive();<a name="line.180"></a> +<span class="sourceLineNo">181</span> FileSystem fs = cluster.getFileSystem();<a name="line.181"></a> +<span class="sourceLineNo">182</span><a name="line.182"></a> +<span class="sourceLineNo">183</span> // create a file with one block<a name="line.183"></a> +<span class="sourceLineNo">184</span> testFile = new Path("/test3.txt");<a name="line.184"></a> +<span class="sourceLineNo">185</span> WriteDataToHDFS(fs, testFile, DEFAULT_BLOCK_SIZE);<a name="line.185"></a> +<span class="sourceLineNo">186</span><a name="line.186"></a> +<span class="sourceLineNo">187</span> // given the default replication factor is 3, we will have total of 3<a name="line.187"></a> +<span class="sourceLineNo">188</span> // replica of blocks; thus there is one host without weight<a name="line.188"></a> +<span class="sourceLineNo">189</span> final long maxTime = System.currentTimeMillis() + 2000;<a name="line.189"></a> +<span class="sourceLineNo">190</span> HDFSBlocksDistribution blocksDistribution;<a name="line.190"></a> +<span class="sourceLineNo">191</span> do {<a name="line.191"></a> +<span class="sourceLineNo">192</span> FileStatus status = fs.getFileStatus(testFile);<a name="line.192"></a> +<span class="sourceLineNo">193</span> blocksDistribution = FSUtils.computeHDFSBlocksDistribution(fs, status, 0, status.getLen());<a name="line.193"></a> +<span class="sourceLineNo">194</span> // NameNode is informed asynchronously, so we may have a delay. See HBASE-6175<a name="line.194"></a> +<span class="sourceLineNo">195</span> }<a name="line.195"></a> +<span class="sourceLineNo">196</span> while (blocksDistribution.getTopHosts().size() != 3 && System.currentTimeMillis() < maxTime);<a name="line.196"></a> +<span class="sourceLineNo">197</span> assertEquals("Wrong number of hosts distributing blocks.", 3,<a name="line.197"></a> +<span class="sourceLineNo">198</span> blocksDistribution.getTopHosts().size());<a name="line.198"></a> +<span class="sourceLineNo">199</span> } finally {<a name="line.199"></a> +<span class="sourceLineNo">200</span> htu.shutdownMiniDFSCluster();<a name="line.200"></a> +<span class="sourceLineNo">201</span> }<a name="line.201"></a> +<span class="sourceLineNo">202</span> }<a name="line.202"></a> +<span class="sourceLineNo">203</span><a name="line.203"></a> +<span class="sourceLineNo">204</span> @Test<a name="line.204"></a> +<span class="sourceLineNo">205</span> public void testVersion() throws DeserializationException, IOException {<a name="line.205"></a> +<span class="sourceLineNo">206</span> final Path rootdir = htu.getDataTestDir();<a name="line.206"></a> +<span class="sourceLineNo">207</span> final FileSystem fs = rootdir.getFileSystem(conf);<a name="line.207"></a> +<span class="sourceLineNo">208</span> assertNull(FSUtils.getVersion(fs, rootdir));<a name="line.208"></a> +<span class="sourceLineNo">209</span> // Write out old format version file. See if we can read it in and convert.<a name="line.209"></a> +<span class="sourceLineNo">210</span> Path versionFile = new Path(rootdir, HConstants.VERSION_FILE_NAME);<a name="line.210"></a> +<span class="sourceLineNo">211</span> FSDataOutputStream s = fs.create(versionFile);<a name="line.211"></a> +<span class="sourceLineNo">212</span> final String version = HConstants.FILE_SYSTEM_VERSION;<a name="line.212"></a> +<span class="sourceLineNo">213</span> s.writeUTF(version);<a name="line.213"></a> +<span class="sourceLineNo">214</span> s.close();<a name="line.214"></a> +<span class="sourceLineNo">215</span> assertTrue(fs.exists(versionFile));<a name="line.215"></a> +<span class="sourceLineNo">216</span> FileStatus [] status = fs.listStatus(versionFile);<a name="line.216"></a> +<span class="sourceLineNo">217</span> assertNotNull(status);<a name="line.217"></a> +<span class="sourceLineNo">218</span> assertTrue(status.length > 0);<a name="line.218"></a> +<span class="sourceLineNo">219</span> String newVersion = FSUtils.getVersion(fs, rootdir);<a name="line.219"></a> +<span class="sourceLineNo">220</span> assertEquals(version.length(), newVersion.length());<a name="line.220"></a> +<span class="sourceLineNo">221</span> assertEquals(version, newVersion);<a name="line.221"></a> +<span class="sourceLineNo">222</span> // File will have been converted. Exercise the pb format<a name="line.222"></a> +<span class="sourceLineNo">223</span> assertEquals(version, FSUtils.getVersion(fs, rootdir));<a name="line.223"></a> +<span class="sourceLineNo">224</span> FSUtils.checkVersion(fs, rootdir, true);<a name="line.224"></a> +<span class="sourceLineNo">225</span> }<a name="line.225"></a> +<span class="sourceLineNo">226</span><a name="line.226"></a> +<span class="sourceLineNo">227</span> @Test<a name="line.227"></a> +<span class="sourceLineNo">228</span> public void testPermMask() throws Exception {<a name="line.228"></a> +<span class="sourceLineNo">229</span> final Path rootdir = htu.getDataTestDir();<a name="line.229"></a> +<span class="sourceLineNo">230</span> final FileSystem fs = rootdir.getFileSystem(conf);<a name="line.230"></a> +<span class="sourceLineNo">231</span> // default fs permission<a name="line.231"></a> +<span class="sourceLineNo">232</span> FsPermission defaultFsPerm = FSUtils.getFilePermissions(fs, conf,<a name="line.232"></a> +<span class="sourceLineNo">233</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.233"></a> +<span class="sourceLineNo">234</span> // 'hbase.data.umask.enable' is false. We will get default fs permission.<a name="line.234"></a> +<span class="sourceLineNo">235</span> assertEquals(FsPermission.getFileDefault(), defaultFsPerm);<a name="line.235"></a> +<span class="sourceLineNo">236</span><a name="line.236"></a> +<span class="sourceLineNo">237</span> conf.setBoolean(HConstants.ENABLE_DATA_FILE_UMASK, true);<a name="line.237"></a> +<span class="sourceLineNo">238</span> // first check that we don't crash if we don't have perms set<a name="line.238"></a> +<span class="sourceLineNo">239</span> FsPermission defaultStartPerm = FSUtils.getFilePermissions(fs, conf,<a name="line.239"></a> +<span class="sourceLineNo">240</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.240"></a> +<span class="sourceLineNo">241</span> // default 'hbase.data.umask'is 000, and this umask will be used when<a name="line.241"></a> +<span class="sourceLineNo">242</span> // 'hbase.data.umask.enable' is true.<a name="line.242"></a> +<span class="sourceLineNo">243</span> // Therefore we will not get the real fs default in this case.<a name="line.243"></a> +<span class="sourceLineNo">244</span> // Instead we will get the starting point FULL_RWX_PERMISSIONS<a name="line.244"></a> +<span class="sourceLineNo">245</span> assertEquals(new FsPermission(FSUtils.FULL_RWX_PERMISSIONS), defaultStartPerm);<a name="line.245"></a> +<span class="sourceLineNo">246</span><a name="line.246"></a> +<span class="sourceLineNo">247</span> conf.setStrings(HConstants.DATA_FILE_UMASK_KEY, "077");<a name="line.247"></a> +<span class="sourceLineNo">248</span> // now check that we get the right perms<a name="line.248"></a> +<span class="sourceLineNo">249</span> FsPermission filePerm = FSUtils.getFilePermissions(fs, conf,<a name="line.249"></a> +<span class="sourceLineNo">250</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.250"></a> +<span class="sourceLineNo">251</span> assertEquals(new FsPermission("700"), filePerm);<a name="line.251"></a> +<span class="sourceLineNo">252</span><a name="line.252"></a> +<span class="sourceLineNo">253</span> // then that the correct file is created<a name="line.253"></a> +<span class="sourceLineNo">254</span> Path p = new Path("target" + File.separator + htu.getRandomUUID().toString());<a name="line.254"></a> +<span class="sourceLineNo">255</span> try {<a name="line.255"></a> +<span class="sourceLineNo">256</span> FSDataOutputStream out = FSUtils.create(conf, fs, p, filePerm, null);<a name="line.256"></a> +<span class="sourceLineNo">257</span> out.close();<a name="line.257"></a> +<span class="sourceLineNo">258</span> FileStatus stat = fs.getFileStatus(p);<a name="line.258"></a> +<span class="sourceLineNo">259</span> assertEquals(new FsPermission("700"), stat.getPermission());<a name="line.259"></a> +<span class="sourceLineNo">260</span> // and then cleanup<a name="line.260"></a> +<span class="sourceLineNo">261</span> } finally {<a name="line.261"></a> +<span class="sourceLineNo">262</span> fs.delete(p, true);<a name="line.262"></a> +<span class="sourceLineNo">263</span> }<a name="line.263"></a> +<span class="sourceLineNo">264</span> }<a name="line.264"></a> +<span class="sourceLineNo">265</span><a name="line.265"></a> +<span class="sourceLineNo">266</span> @Test<a name="line.266"></a> +<span class="sourceLineNo">267</span> public void testDeleteAndExists() throws Exception {<a name="line.267"></a> +<span class="sourceLineNo">268</span> final Path rootdir = htu.getDataTestDir();<a name="line.268"></a> +<span class="sourceLineNo">269</span> final FileSystem fs = rootdir.getFileSystem(conf);<a name="line.269"></a> +<span class="sourceLineNo">270</span> conf.setBoolean(HConstants.ENABLE_DATA_FILE_UMASK, true);<a name="line.270"></a> +<span class="sourceLineNo">271</span> FsPermission perms = FSUtils.getFilePermissions(fs, conf, HConstants.DATA_FILE_UMASK_KEY);<a name="line.271"></a> +<span class="sourceLineNo">272</span> // then that the correct file is created<a name="line.272"></a> +<span class="sourceLineNo">273</span> String file = htu.getRandomUUID().toString();<a name="line.273"></a> +<span class="sourceLineNo">274</span> Path p = new Path(htu.getDataTestDir(), "temptarget" + File.separator + file);<a name="line.274"></a> +<span class="sourceLineNo">275</span> Path p1 = new Path(htu.getDataTestDir(), "temppath" + File.separator + file);<a name="line.275"></a> +<span class="sourceLineNo">276</span> try {<a name="line.276"></a> +<span class="sourceLineNo">277</span> FSDataOutputStream out = FSUtils.create(conf, fs, p, perms, null);<a name="line.277"></a> +<span class="sourceLineNo">278</span> out.close();<a name="line.278"></a> +<span class="sourceLineNo">279</span> assertTrue("The created file should be present", FSUtils.isExists(fs, p));<a name="line.279"></a> +<span class="sourceLineNo">280</span> // delete the file with recursion as false. Only the file will be deleted.<a name="line.280"></a> +<span class="sourceLineNo">281</span> FSUtils.delete(fs, p, false);<a name="line.281"></a> +<span class="sourceLineNo">282</span> // Create another file<a name="line.282"></a> +<span class="sourceLineNo">283</span> FSDataOutputStream out1 = FSUtils.create(conf, fs, p1, perms, null);<a name="line.283"></a> +<span class="sourceLineNo">284</span> out1.close();<a name="line.284"></a> +<span class="sourceLineNo">285</span> // delete the file with recursion as false. Still the file only will be deleted<a name="line.285"></a> +<span class="sourceLineNo">286</span> FSUtils.delete(fs, p1, true);<a name="line.286"></a> +<span class="sourceLineNo">287</span> assertFalse("The created file should be present", FSUtils.isExists(fs, p1));<a name="line.287"></a> +<span class="sourceLineNo">288</span> // and then cleanup<a name="line.288"></a> +<span class="sourceLineNo">289</span> } finally {<a name="line.289"></a> +<span class="sourceLineNo">290</span> FSUtils.delete(fs, p, true);<a name="line.290"></a> +<span class="sourceLineNo">291</span> FSUtils.delete(fs, p1, true);<a name="line.291"></a> +<span class="sourceLineNo">292</span> }<a name="line.292"></a> +<span class="sourceLineNo">293</span> }<a name="line.293"></a> +<span class="sourceLineNo">294</span><a name="line.294"></a> +<span class="sourceLineNo">295</span> @Test<a name="line.295"></a> +<span class="sourceLineNo">296</span> public void testFilteredStatusDoesNotThrowOnNotFound() throws Exception {<a name="line.296"></a> +<span class="sourceLineNo">297</span> MiniDFSCluster cluster = htu.startMiniDFSCluster(1);<a name="line.297"></a> +<span class="sourceLineNo">298</span> try {<a name="line.298"></a> +<span class="sourceLineNo">299</span> assertNull(FSUtils.listStatusWithStatusFilter(cluster.getFileSystem(), new Path("definitely/doesn't/exist"), null));<a name="line.299"></a> +<span class="sourceLineNo">300</span> } finally {<a name="line.300"></a> +<span class="sourceLineNo">301</span> cluster.shutdown();<a name="line.301"></a> +<span class="sourceLineNo">302</span> }<a name="line.302"></a> +<span class="sourceLineNo">303</span><a name="line.303"></a> +<span class="sourceLineNo">304</span> }<a name="line.304"></a> +<span class="sourceLineNo">305</span><a name="line.305"></a> +<span class="sourceLineNo">306</span> @Test<a name="line.306"></a> +<span class="sourceLineNo">307</span> public void testRenameAndSetModifyTime() throws Exception {<a name="line.307"></a> +<span class="sourceLineNo">308</span> MiniDFSCluster cluster = htu.startMiniDFSCluster(1);<a name="line.308"></a> +<span class="sourceLineNo">309</span> assertTrue(FSUtils.isHDFS(conf));<a name="line.309"></a> <span class="sourceLineNo">310</span><a name="line.310"></a> -<span class="sourceLineNo">311</span> String file = htu.getRandomUUID().toString();<a name="line.311"></a> -<span class="sourceLineNo">312</span> Path p = new Path(testDir, file);<a name="line.312"></a> +<span class="sourceLineNo">311</span> FileSystem fs = FileSystem.get(conf);<a name="line.311"></a> +<span class="sourceLineNo">312</span> Path testDir = htu.getDataTestDirOnTestFS("testArchiveFile");<a name="line.312"></a> <span class="sourceLineNo">313</span><a name="line.313"></a> -<span class="sourceLineNo">314</span> FSDataOutputStream out = fs.create(p);<a name="line.314"></a> -<span class="sourceLineNo">315</span> out.close();<a name="line.315"></a> -<span class="sourceLineNo">316</span> assertTrue("The created file should be present", FSUtils.isExists(fs, p));<a name="line.316"></a> -<span class="sourceLineNo">317</span><a name="line.317"></a> -<span class="sourceLineNo">318</span> long expect = System.currentTimeMillis() + 1000;<a name="line.318"></a> -<span class="sourceLineNo">319</span> assertNotEquals(expect, fs.getFileStatus(p).getModificationTime());<a name="line.319"></a> +<span class="sourceLineNo">314</span> String file = htu.getRandomUUID().toString();<a name="line.314"></a> +<span class="sourceLineNo">315</span> Path p = new Path(testDir, file);<a name="line.315"></a> +<span class="sourceLineNo">316</span><a name="line.316"></a> +<span class="sourceLineNo">317</span> FSDataOutputStream out = fs.create(p);<a name="line.317"></a> +<span class="sourceLineNo">318</span> out.close();<a name="line.318"></a> +<span class="sourceLineNo">319</span> assertTrue("The created file should be present", FSUtils.isExists(fs, p));<a name="line.319"></a> <span class="sourceLineNo">320</span><a name="line.320"></a> -<span class="sourceLineNo">321</span> ManualEnvironmentEdge mockEnv = new ManualEnvironmentEdge();<a name="line.321"></a> -<span class="sourceLineNo">322</span> mockEnv.setValue(expect);<a name="line.322"></a> -<span class="sourceLineNo">323</span> EnvironmentEdgeManager.injectEdge(mockEnv);<a name="line.323"></a> -<span class="sourceLineNo">324</span> try {<a name="line.324"></a> -<span class="sourceLineNo">325</span> String dstFile = htu.getRandomUUID().toString();<a name="line.325"></a> -<span class="sourceLineNo">326</span> Path dst = new Path(testDir , dstFile);<a name="line.326"></a> -<span class="sourceLineNo">327</span><a name="line.327"></a> -<span class="sourceLineNo">328</span> assertTrue(FSUtils.renameAndSetModifyTime(fs, p, dst));<a name="line.328"></a> -<span class="sourceLineNo">329</span> assertFalse("The moved file should not be present", FSUtils.isExists(fs, p));<a name="line.329"></a> -<span class="sourceLineNo">330</span> assertTrue("The dst file should be present", FSUtils.isExists(fs, dst));<a name="line.330"></a> -<span class="sourceLineNo">331</span><a name="line.331"></a> -<span class="sourceLineNo">332</span> assertEquals(expect, fs.getFileStatus(dst).getModificationTime());<a name="line.332"></a> -<span class="sourceLineNo">333</span> cluster.shutdown();<a name="line.333"></a> -<span class="sourceLineNo">334</span> } finally {<a name="line.334"></a> -<span class="sourceLineNo">335</span> EnvironmentEdgeManager.reset();<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><a name="line.338"></a> -<span class="sourceLineNo">339</span> @Test<a name="line.339"></a> -<span class="sourceLineNo">340</span> public void testSetStoragePolicyDefault() throws Exception {<a name="line.340"></a> -<span class="sourceLineNo">341</span> verifyFileInDirWithStoragePolicy(HConstants.DEFAULT_WAL_STORAGE_POLICY);<a name="line.341"></a> -<span class="sourceLineNo">342</span> }<a name="line.342"></a> -<span class="sourceLineNo">343</span><a name="line.343"></a> -<span class="sourceLineNo">344</span> /* might log a warning, but still work. (always warning on Hadoop < 2.6.0) */<a name="line.344"></a> -<span class="sourceLineNo">345</span> @Test<a name="line.345"></a> -<span class="sourceLineNo">346</span> public void testSetStoragePolicyValidButMaybeNotPresent() throws Exception {<a name="line.346"></a> -<span class="sourceLineNo">347</span> verifyFileInDirWithStoragePolicy("ALL_SSD");<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> /* should log a warning, but still work. (different warning on Hadoop < 2.6.0) */<a name="line.350"></a> -<span class="sourceLineNo">351</span> @Test<a name="line.351"></a> -<span class="sourceLineNo">352</span> public void testSetStoragePolicyInvalid() throws Exception {<a name="line.352"></a> -<span class="sourceLineNo">353</span> verifyFileInDirWithStoragePolicy("1772");<a name="line.353"></a> -<span class="sourceLineNo">354</span> }<a name="line.354"></a> -<span class="sourceLineNo">355</span><a name="line.355"></a> -<span class="sourceLineNo">356</span> // Here instead of TestCommonFSUtils because we need a minicluster<a name="line.356"></a> -<span class="sourceLineNo">357</span> private void verifyFileInDirWithStoragePolicy(final String policy) throws Exception {<a name="line.357"></a> -<span class="sourceLineNo">358</span> conf.set(HConstants.WAL_STORAGE_POLICY, policy);<a name="line.358"></a> -<span class="sourceLineNo">359</span><a name="line.359"></a> -<span class="sourceLineNo">360</span> MiniDFSCluster cluster = htu.startMiniDFSCluster(1);<a name="line.360"></a> -<span class="sourceLineNo">361</span> try {<a name="line.361"></a> -<span class="sourceLineNo">362</span> assertTrue(FSUtils.isHDFS(conf));<a name="line.362"></a> -<span class="sourceLineNo">363</span><a name="line.363"></a> -<span class="sourceLineNo">364</span> FileSystem fs = FileSystem.get(conf);<a name="line.364"></a> -<span class="sourceLineNo">365</span> Path testDir = htu.getDataTestDirOnTestFS("testArchiveFile");<a name="line.365"></a> -<span class="sourceLineNo">366</span> fs.mkdirs(testDir);<a name="line.366"></a> -<span class="sourceLineNo">367</span><a name="line.367"></a> -<span class="sourceLineNo">368</span> FSUtils.setStoragePolicy(fs, conf, testDir, HConstants.WAL_STORAGE_POLICY,<a name="line.368"></a> -<span class="sourceLineNo">369</span> HConstants.DEFAULT_WAL_STORAGE_POLICY);<a name="line.369"></a> -<span class="sourceLineNo">370</span><a name="line.370"></a> -<span class="sourceLineNo">371</span> String file =htu.getRandomUUID().toString();<a name="line.371"></a> -<span class="sourceLineNo">372</span> Path p = new Path(testDir, file);<a name="line.372"></a> -<span class="sourceLineNo">373</span> WriteDataToHDFS(fs, p, 4096);<a name="line.373"></a> -<span class="sourceLineNo">374</span> // will assert existance before deleting.<a name="line.374"></a> -<span class="sourceLineNo">375</span> cleanupFile(fs, testDir);<a name="line.375"></a> -<span class="sourceLineNo">376</span> } finally {<a name="line.376"></a> -<span class="sourceLineNo">377</span> cluster.shutdown();<a name="line.377"></a> -<span class="sourceLineNo">378</span> }<a name="line.378"></a> -<span class="sourceLineNo">379</span> }<a name="line.379"></a> -<span class="sourceLineNo">380</span><a name="line.380"></a> -<span class="sourceLineNo">381</span> /**<a name="line.381"></a> -<span class="sourceLineNo">382</span> * Ugly test that ensures we can get at the hedged read counters in dfsclient.<a name="line.382"></a> -<span class="sourceLineNo">383</span> * Does a bit of preading with hedged reads enabled using code taken from hdfs TestPread.<a name="line.383"></a> -<span class="sourceLineNo">384</span> * @throws Exception<a name="line.384"></a> -<span class="sourceLineNo">385</span> */<a name="line.385"></a> -<span class="sourceLineNo">386</span> @Test public void testDFSHedgedReadMetrics() throws Exception {<a name="line.386"></a> -<span class="sourceLineNo">387</span> // Enable hedged reads and set it so the threshold is really low.<a name="line.387"></a> -<span class="sourceLineNo">388</span> // Most of this test is taken from HDFS, from TestPread.<a name="line.388"></a> -<span class="sourceLineNo">389</span> conf.setInt(DFSConfigKeys.DFS_DFSCLIENT_HEDGED_READ_THREADPOOL_SIZE, 5);<a name="line.389"></a> -<span class="sourceLineNo">390</span> conf.setLong(DFSConfigKeys.DFS_DFSCLIENT_HEDGED_READ_THRESHOLD_MILLIS, 0);<a name="line.390"></a> -<span class="sourceLineNo">391</span> conf.setLong(DFSConfigKeys.DFS_BLOCK_SIZE_KEY, 4096);<a name="line.391"></a> -<span class="sourceLineNo">392</span> conf.setLong(DFSConfigKeys.DFS_CLIENT_READ_PREFETCH_SIZE_KEY, 4096);<a name="line.392"></a> -<span class="sourceLineNo">393</span> // Set short retry timeouts so this test runs faster<a name="line.393"></a> -<span class="sourceLineNo">394</span> conf.setInt(DFSConfigKeys.DFS_CLIENT_RETRY_WINDOW_BASE, 0);<a name="line.394"></a> -<span class="sourceLineNo">395</span> conf.setBoolean("dfs.datanode.transferTo.allowed", false);<a name="line.395"></a> -<span class="sourceLineNo">396</span> MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).numDataNodes(3).build();<a name="line.396"></a> -<span class="sourceLineNo">397</span> // Get the metrics. 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This counts do not add up. Some issue in original hdfs tests?<a name="line.523"></a> -<span class="sourceLineNo">524</span> if (stm.getWrappedStream() instanceof DFSInputStream) {<a name="line.524"></a> -<span class="sourceLineNo">525</span> dfstm = (DFSInputStream) (stm.getWrappedStream());<a name="line.525"></a> -<span class="sourceLineNo">526</span> totalRead = dfstm.getReadStatistics().getTotalBytesRead();<a name="line.526"></a> -<span class="sourceLineNo">527</span> } */<a name="line.527"></a> -<span class="sourceLineNo">528</span><a name="line.528"></a> -<span class="sourceLineNo">529</span> while (nread < length) {<a name="line.529"></a> -<span class="sourceLineNo">530</span> int nbytes =<a name="line.530"></a> -<span class="sourceLineNo">531</span> stm.read(position + nread, buffer, offset + nread, length - nread);<a name="line.531"></a> -<span class="sourceLineNo">532</span> assertTrue("Error in pread", nbytes > 0);<a name="line.532"></a> -<span class="sourceLineNo">533</span> nread += nbytes;<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> /* Disable. This counts do not add up. 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name="line.558"></a> -<span class="sourceLineNo">559</span> Class.forName("org.apache.hadoop.fs.StreamCapabilities");<a name="line.559"></a> -<span class="sourceLineNo">560</span> tmp = true;<a name="line.560"></a> -<span class="sourceLineNo">561</span> LOG.debug("Test thought StreamCapabilities class was present.");<a name="line.561"></a> -<span class="sourceLineNo">562</span> } catch (ClassNotFoundException exception) {<a name="line.562"></a> -<span class="sourceLineNo">563</span> LOG.debug("Test didn't think StreamCapabilities class was present.");<a name="line.563"></a> -<span class="sourceLineNo">564</span> } finally {<a name="line.564"></a> -<span class="sourceLineNo">565</span> STREAM_CAPABILITIES_IS_PRESENT = tmp;<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><a name="line.568"></a> -<span class="sourceLineNo">569</span> // Here instead of TestCommonFSUtils because we need a minicluster<a name="line.569"></a> -<span class="sourceLineNo">570</span> @Test<a name="line.570"></a> -<span class="sourceLineNo">571</span> public void checkStreamCapabilitiesOnHdfsDataOutputStream() throws Exception {<a name="line.571"></a> -<span class="sourceLineNo">572</span> MiniDFSCluster cluster = htu.startMiniDFSCluster(1);<a name="line.572"></a> -<span class="sourceLineNo">573</span> try (FileSystem filesystem = cluster.getFileSystem()) {<a name="line.573"></a> -<span class="sourceLineNo">574</span> FSDataOutputStream stream = filesystem.create(new Path("/tmp/foobar"));<a name="line.574"></a> -<span class="sourceLineNo">575</span> assertTrue(FSUtils.hasCapability(stream, "hsync"));<a name="line.575"></a> -<span class="sourceLineNo">576</span> assertTrue(FSUtils.hasCapability(stream, "hflush"));<a name="line.576"></a> -<span class="sourceLineNo">577</span> assertNotEquals("We expect HdfsDataOutputStream to say it has a dummy capability iff the " +<a name="line.577"></a> -<span class="sourceLineNo">578</span> "StreamCapabilities class is not defined.",<a name="line.578"></a> -<span class="sourceLineNo">579</span> STREAM_CAPABILITIES_IS_PRESENT,<a name="line.579"></a> -<span class="sourceLineNo">580</span> FSUtils.hasCapability(stream, "a capability that hopefully HDFS doesn't add."));<a name="line.580"></a> -<span class="sourceLineNo">581</span> } finally {<a name="line.581"></a> -<span class="sourceLineNo">582</span> cluster.shutdown();<a name="line.582"></a> -<span class="sourceLineNo">583</span> }<a name="line.583"></a> -<span class="sourceLineNo">584</span> }<a name="line.584"></a> -<span class="sourceLineNo">585</span><a name="line.585"></a> -<span class="sourceLineNo">586</span>}<a name="line.586"></a> +<span class="sourceLineNo">321</span> long expect = System.currentTimeMillis() + 1000;<a name="line.321"></a> +<span class="sourceLineNo">322</span> assertNotEquals(expect, fs.getFileStatus(p).getModificationTime());<a name="line.322"></a> +<span class="sourceLineNo">323</span><a name="line.323"></a> +<span class="sourceLineNo">324</span> ManualEnvironmentEdge mockEnv = new ManualEnvironmentEdge();<a name="line.324"></a> +<span class="sourceLineNo">325</span> mockEnv.setValue(expect);<a name="line.325"></a> +<span class="sourceLineNo">326</span> EnvironmentEdgeManager.injectEdge(mockEnv);<a name="line.326"></a> +<span class="sourceLineNo">327</span> try {<a name="line.327"></a> +<span class="sourceLineNo">328</span> String dstFile = htu.getRandomUUID().toString();<a name="line.328"></a> +<span class="sourceLineNo">329</span> Path dst = new Path(testDir , dstFile);<a name="line.329"></a> +<span class="sourceLineNo">330</span><a name="line.330"></a> +<span class="sourceLineNo">331</span> assertTrue(FSUtils.renameAndSetModifyTime(fs, p, dst));<a name="line.331"></a> +<span class="sourceLineNo">332</span> assertFalse("The moved file should not be present", FSUtils.isExists(fs, p));<a name="line.332"></a> +<span class="sourceLineNo">333</span> assertTrue("The dst file should be present", FSUtils.isExists(fs, dst));<a name="line.333"></a> +<span class="sourceLineNo">334</span><a name="line.334"></a> +<span class="sourceLineNo">335</span> assertEquals(expect, fs.getFileStatus(dst).getModificationTime());<a name="line.335"></a> +<span class="sourceLineNo">336</span> cluster.shutdown();<a name="line.336"></a> +<span class="sourceLineNo">337</span> } finally {<a name="line.337"></a> +<span class="sourceLineNo">338</span> EnvironmentEdgeManager.reset();<a name="line.338"></a> +<span class="sourceLineNo">339</span> }<a name="line.339"></a> +<span class="sourceLineNo">340</span> }<a name="line.340"></a> +<span class="sourceLineNo">341</span><a name="line.341"></a> +<span class="sourceLineNo">342</span> @Test<a name="line.342"></a> +<span class="sourceLineNo">343</span> public void testSetStoragePolicyDefault() throws Exception {<a name="line.343"></a> +<span class="sourceLineNo">344</span> verifyNoHDFSApiInvocationForDefaultPolicy();<a name="line.344"></a> +<span class="sourceLineNo">345</span> verifyFileInDirWithStoragePolicy(HConstants.DEFAULT_WAL_STORAGE_POLICY);<a name="line.345"></a> +<span class="sourceLineNo">346</span> }<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> * Note: currently the default policy is set to defer to HDFS and this case is to verify the<a name="line.349"></a> +<span class="sourceLineNo">350</span> * logic, will need to remove the check if the default policy is changed<a name="line.350"></a> +<span class="sourceLineNo">351</span> */<a name="line.351"></a> +<span class="sourceLineNo">352</span> private void verifyNoHDFSApiInvocationForDefaultPolicy() {<a name="line.352"></a> +<span class="sourceLineNo">353</span> FileSystem testFs = new AlwaysFailSetStoragePolicyFileSystem();<a name="line.353"></a> +<span class="sourceLineNo">354</span> // There should be no exception thrown when setting to default storage policy, which indicates<a name="line.354"></a> +<span class="sourceLineNo">355</span> // the HDFS API hasn't been called<a name="line.355"></a> +<span class="sourceLineNo">356</span> try {<a name="line.356"></a> +<span class="sourceLineNo">357</span> FSUtils.setStoragePolicy(testFs, new Path("non-exist"), HConstants.DEFAULT_WAL_STORAGE_POLICY,<a name="line.357"></a> +<span class="sourceLineNo">358</span> true);<a name="line.358"></a> +<span class="sourceLineNo">359</span> } catch (IOException e) {<a name="line.359"></a> +<span class="sourceLineNo">360</span> Assert.fail("Should have bypassed the FS API when setting default storage policy");<a name="line.360"></a> +<span class="sourceLineNo">361</span> }<a name="line.361"></a> +<span class="sourceLineNo">362</span> // There should be exception thrown when given non-default storage policy, which indicates the<a name="line.362"></a> +<span class="sourceLineNo">363</span> // HDFS API has been called<a name="line.363"></a> +<span class="sourceLineNo">364</span> try {<a name="line.364"></a> +<span class="sourceLineNo">365</span> FSUtils.setStoragePolicy(testFs, new Path("non-exist"), "HOT", true);<a name="line.365"></a> +<span class="sourceLineNo">366</span> Assert.fail("Should have invoked the FS API but haven't");<a name="line.366"></a> +<span class="sourceLineNo">367</span> } catch (IOException e) {<a name="line.367"></a> +<span class="sourceLineNo">368</span> // expected given an invalid path<a name="line.368"></a> +<span class="sourceLineNo">369</span> }<a name="line.369"></a> +<span class="sourceLineNo">370</span> }<a name="line.370"></a> +<span class="sourceLineNo">371</span><a name="line.371"></a> +<span class="sourceLineNo">372</span> class AlwaysFailSetStoragePolicyFileSystem extends DistributedFileSystem {<a name="line.372"></a> +<span class="sourceLineNo">373</span> @Override<a name="line.373"></a> +<span class="sourceLineNo">374</span> public void setStoragePolicy(final Path src, final String policyName)<a name="line.374"></a> +<span class="sourceLineNo">375</span> throws IOException {<a name="line.375"></a> +<span class="sourceLineNo">376</span> throw new IOException("The setStoragePolicy method is invoked");<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><a name="line.379"></a> +<span class="sourceLineNo">380</span> /* might log a warning, but still work. (always warning on Hadoop < 2.6.0) */<a name="line.380"></a> +<span class="sourceLineNo">381</span> @Test<a name="line.381"></a> +<span class="sourceLineNo">382</span> public void testSetStoragePolicyValidButMaybeNotPresent() throws Exception {<a name="line.382"></a> +<span class="sourceLineNo">383</span> verifyFileInDirWithStoragePolicy("ALL_SSD");<a name="line.383"></a> +<span class="sourceLineNo">384</span> }<a name="line.384"></a> +<span class="sourceLineNo">385</span><a name="line.385"></a> +<span class="sourceLineNo">386</span> final String INVALID_STORAGE_POLICY = "1772";<a name="line.386"></a> +<span class="sourceLineNo">387</span><a name="line.387"></a> +<span class="sourceLineNo">388</span> /* should log a warning, but still work. (different warning on Hadoop < 2.6.0) * <TRUNCATED>
