Repository: hbase-site Updated Branches: refs/heads/asf-site e09c3da91 -> 5269c8776
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/5269c877/testdevapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/TestWALEntryStream.html ---------------------------------------------------------------------- diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/TestWALEntryStream.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/TestWALEntryStream.html index 61c78d6..468ff43 100644 --- a/testdevapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/TestWALEntryStream.html +++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/TestWALEntryStream.html @@ -38,534 +38,591 @@ <span class="sourceLineNo">030</span>import java.util.NavigableMap;<a name="line.30"></a> <span class="sourceLineNo">031</span>import java.util.OptionalLong;<a name="line.31"></a> <span class="sourceLineNo">032</span>import java.util.TreeMap;<a name="line.32"></a> -<span class="sourceLineNo">033</span>import java.util.concurrent.PriorityBlockingQueue;<a name="line.33"></a> -<span class="sourceLineNo">034</span>import java.util.concurrent.atomic.AtomicLong;<a name="line.34"></a> -<span class="sourceLineNo">035</span>import org.apache.hadoop.conf.Configuration;<a name="line.35"></a> -<span class="sourceLineNo">036</span>import org.apache.hadoop.fs.FileSystem;<a name="line.36"></a> -<span class="sourceLineNo">037</span>import org.apache.hadoop.fs.Path;<a name="line.37"></a> -<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.Cell;<a name="line.38"></a> -<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.39"></a> -<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.40"></a> -<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.HConstants;<a name="line.41"></a> -<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.KeyValue;<a name="line.42"></a> -<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.Server;<a name="line.43"></a> -<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.TableName;<a name="line.44"></a> -<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.Waiter.ExplainingPredicate;<a name="line.45"></a> -<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.46"></a> -<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.client.RegionInfoBuilder;<a name="line.47"></a> -<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.regionserver.MultiVersionConcurrencyControl;<a name="line.48"></a> -<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.regionserver.wal.WALActionsListener;<a name="line.49"></a> -<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.replication.WALEntryFilter;<a name="line.50"></a> -<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.51"></a> -<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.testclassification.ReplicationTests;<a name="line.52"></a> -<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.53"></a> -<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.54"></a> -<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.wal.WAL.Entry;<a name="line.55"></a> -<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.wal.WALEdit;<a name="line.56"></a> -<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.57"></a> -<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.wal.WALKeyImpl;<a name="line.58"></a> -<span class="sourceLineNo">059</span>import org.apache.hadoop.hdfs.MiniDFSCluster;<a name="line.59"></a> -<span class="sourceLineNo">060</span>import org.junit.After;<a name="line.60"></a> -<span class="sourceLineNo">061</span>import org.junit.AfterClass;<a name="line.61"></a> -<span class="sourceLineNo">062</span>import org.junit.Before;<a name="line.62"></a> -<span class="sourceLineNo">063</span>import org.junit.BeforeClass;<a name="line.63"></a> -<span class="sourceLineNo">064</span>import org.junit.ClassRule;<a name="line.64"></a> -<span class="sourceLineNo">065</span>import org.junit.Rule;<a name="line.65"></a> -<span class="sourceLineNo">066</span>import org.junit.Test;<a name="line.66"></a> -<span class="sourceLineNo">067</span>import org.junit.experimental.categories.Category;<a name="line.67"></a> -<span class="sourceLineNo">068</span>import org.junit.rules.TestName;<a name="line.68"></a> -<span class="sourceLineNo">069</span>import org.mockito.Mockito;<a name="line.69"></a> -<span class="sourceLineNo">070</span><a name="line.70"></a> -<span class="sourceLineNo">071</span>@Category({ ReplicationTests.class, LargeTests.class })<a name="line.71"></a> -<span class="sourceLineNo">072</span>public class TestWALEntryStream {<a name="line.72"></a> -<span class="sourceLineNo">073</span><a name="line.73"></a> -<span class="sourceLineNo">074</span> @ClassRule<a name="line.74"></a> -<span class="sourceLineNo">075</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.75"></a> -<span class="sourceLineNo">076</span> HBaseClassTestRule.forClass(TestWALEntryStream.class);<a name="line.76"></a> -<span class="sourceLineNo">077</span><a name="line.77"></a> -<span class="sourceLineNo">078</span> private static HBaseTestingUtility TEST_UTIL;<a name="line.78"></a> -<span class="sourceLineNo">079</span> private static Configuration CONF;<a name="line.79"></a> -<span class="sourceLineNo">080</span> private static FileSystem fs;<a name="line.80"></a> -<span class="sourceLineNo">081</span> private static MiniDFSCluster cluster;<a name="line.81"></a> -<span class="sourceLineNo">082</span> private static final TableName tableName = TableName.valueOf("tablename");<a name="line.82"></a> -<span class="sourceLineNo">083</span> private static final byte[] family = Bytes.toBytes("column");<a name="line.83"></a> -<span class="sourceLineNo">084</span> private static final byte[] qualifier = Bytes.toBytes("qualifier");<a name="line.84"></a> -<span class="sourceLineNo">085</span> private static final RegionInfo info = RegionInfoBuilder.newBuilder(tableName)<a name="line.85"></a> -<span class="sourceLineNo">086</span> .setStartKey(HConstants.EMPTY_START_ROW).setEndKey(HConstants.LAST_ROW).build();<a name="line.86"></a> -<span class="sourceLineNo">087</span> private static final NavigableMap<byte[], Integer> scopes = getScopes();<a name="line.87"></a> -<span class="sourceLineNo">088</span><a name="line.88"></a> -<span class="sourceLineNo">089</span> private static NavigableMap<byte[], Integer> getScopes() {<a name="line.89"></a> -<span class="sourceLineNo">090</span> NavigableMap<byte[], Integer> scopes = new TreeMap<>(Bytes.BYTES_COMPARATOR);<a name="line.90"></a> -<span class="sourceLineNo">091</span> scopes.put(family, 1);<a name="line.91"></a> -<span class="sourceLineNo">092</span> return scopes;<a name="line.92"></a> -<span class="sourceLineNo">093</span> }<a name="line.93"></a> -<span class="sourceLineNo">094</span><a name="line.94"></a> -<span class="sourceLineNo">095</span> private WAL log;<a name="line.95"></a> -<span class="sourceLineNo">096</span> PriorityBlockingQueue<Path> walQueue;<a name="line.96"></a> -<span class="sourceLineNo">097</span> private PathWatcher pathWatcher;<a name="line.97"></a> -<span class="sourceLineNo">098</span><a name="line.98"></a> -<span class="sourceLineNo">099</span> @Rule<a name="line.99"></a> -<span class="sourceLineNo">100</span> public TestName tn = new TestName();<a name="line.100"></a> -<span class="sourceLineNo">101</span> private final MultiVersionConcurrencyControl mvcc = new MultiVersionConcurrencyControl();<a name="line.101"></a> -<span class="sourceLineNo">102</span><a name="line.102"></a> -<span class="sourceLineNo">103</span> @BeforeClass<a name="line.103"></a> -<span class="sourceLineNo">104</span> public static void setUpBeforeClass() throws Exception {<a name="line.104"></a> -<span class="sourceLineNo">105</span> TEST_UTIL = new HBaseTestingUtility();<a name="line.105"></a> -<span class="sourceLineNo">106</span> CONF = TEST_UTIL.getConfiguration();<a name="line.106"></a> -<span class="sourceLineNo">107</span> TEST_UTIL.startMiniDFSCluster(3);<a name="line.107"></a> -<span class="sourceLineNo">108</span><a name="line.108"></a> -<span class="sourceLineNo">109</span> cluster = TEST_UTIL.getDFSCluster();<a name="line.109"></a> -<span class="sourceLineNo">110</span> fs = cluster.getFileSystem();<a name="line.110"></a> -<span class="sourceLineNo">111</span> }<a name="line.111"></a> -<span class="sourceLineNo">112</span><a name="line.112"></a> -<span class="sourceLineNo">113</span> @AfterClass<a name="line.113"></a> -<span class="sourceLineNo">114</span> public static void tearDownAfterClass() throws Exception {<a name="line.114"></a> -<span class="sourceLineNo">115</span> TEST_UTIL.shutdownMiniCluster();<a name="line.115"></a> +<span class="sourceLineNo">033</span>import java.util.concurrent.ExecutionException;<a name="line.33"></a> +<span class="sourceLineNo">034</span>import java.util.concurrent.ForkJoinPool;<a name="line.34"></a> +<span class="sourceLineNo">035</span>import java.util.concurrent.Future;<a name="line.35"></a> +<span class="sourceLineNo">036</span>import java.util.concurrent.PriorityBlockingQueue;<a name="line.36"></a> +<span class="sourceLineNo">037</span>import java.util.concurrent.atomic.AtomicBoolean;<a name="line.37"></a> +<span class="sourceLineNo">038</span>import java.util.concurrent.atomic.AtomicInteger;<a name="line.38"></a> +<span class="sourceLineNo">039</span>import java.util.concurrent.atomic.AtomicLong;<a name="line.39"></a> +<span class="sourceLineNo">040</span>import org.apache.hadoop.conf.Configuration;<a name="line.40"></a> +<span class="sourceLineNo">041</span>import org.apache.hadoop.fs.FileSystem;<a name="line.41"></a> +<span class="sourceLineNo">042</span>import org.apache.hadoop.fs.Path;<a name="line.42"></a> +<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.Cell;<a name="line.43"></a> +<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.44"></a> +<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.45"></a> +<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.HConstants;<a name="line.46"></a> +<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.KeyValue;<a name="line.47"></a> +<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.Server;<a name="line.48"></a> +<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.TableName;<a name="line.49"></a> +<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.Waiter.ExplainingPredicate;<a name="line.50"></a> +<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.51"></a> +<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.client.RegionInfoBuilder;<a name="line.52"></a> +<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.regionserver.MultiVersionConcurrencyControl;<a name="line.53"></a> +<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.regionserver.wal.WALActionsListener;<a name="line.54"></a> +<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.replication.WALEntryFilter;<a name="line.55"></a> +<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.56"></a> +<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.testclassification.ReplicationTests;<a name="line.57"></a> +<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.58"></a> +<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.59"></a> +<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.wal.WAL.Entry;<a name="line.60"></a> +<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.wal.WALEdit;<a name="line.61"></a> +<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.62"></a> +<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.wal.WALKeyImpl;<a name="line.63"></a> +<span class="sourceLineNo">064</span>import org.apache.hadoop.hdfs.MiniDFSCluster;<a name="line.64"></a> +<span class="sourceLineNo">065</span>import org.junit.After;<a name="line.65"></a> +<span class="sourceLineNo">066</span>import org.junit.AfterClass;<a name="line.66"></a> +<span class="sourceLineNo">067</span>import org.junit.Before;<a name="line.67"></a> +<span class="sourceLineNo">068</span>import org.junit.BeforeClass;<a name="line.68"></a> +<span class="sourceLineNo">069</span>import org.junit.ClassRule;<a name="line.69"></a> +<span class="sourceLineNo">070</span>import org.junit.Rule;<a name="line.70"></a> +<span class="sourceLineNo">071</span>import org.junit.Test;<a name="line.71"></a> +<span class="sourceLineNo">072</span>import org.junit.experimental.categories.Category;<a name="line.72"></a> +<span class="sourceLineNo">073</span>import org.junit.rules.TestName;<a name="line.73"></a> +<span class="sourceLineNo">074</span>import org.mockito.Mockito;<a name="line.74"></a> +<span class="sourceLineNo">075</span><a name="line.75"></a> +<span class="sourceLineNo">076</span>@Category({ ReplicationTests.class, LargeTests.class })<a name="line.76"></a> +<span class="sourceLineNo">077</span>public class TestWALEntryStream {<a name="line.77"></a> +<span class="sourceLineNo">078</span><a name="line.78"></a> +<span class="sourceLineNo">079</span> @ClassRule<a name="line.79"></a> +<span class="sourceLineNo">080</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.80"></a> +<span class="sourceLineNo">081</span> HBaseClassTestRule.forClass(TestWALEntryStream.class);<a name="line.81"></a> +<span class="sourceLineNo">082</span><a name="line.82"></a> +<span class="sourceLineNo">083</span> private static HBaseTestingUtility TEST_UTIL;<a name="line.83"></a> +<span class="sourceLineNo">084</span> private static Configuration CONF;<a name="line.84"></a> +<span class="sourceLineNo">085</span> private static FileSystem fs;<a name="line.85"></a> +<span class="sourceLineNo">086</span> private static MiniDFSCluster cluster;<a name="line.86"></a> +<span class="sourceLineNo">087</span> private static final TableName tableName = TableName.valueOf("tablename");<a name="line.87"></a> +<span class="sourceLineNo">088</span> private static final byte[] family = Bytes.toBytes("column");<a name="line.88"></a> +<span class="sourceLineNo">089</span> private static final byte[] qualifier = Bytes.toBytes("qualifier");<a name="line.89"></a> +<span class="sourceLineNo">090</span> private static final RegionInfo info = RegionInfoBuilder.newBuilder(tableName)<a name="line.90"></a> +<span class="sourceLineNo">091</span> .setStartKey(HConstants.EMPTY_START_ROW).setEndKey(HConstants.LAST_ROW).build();<a name="line.91"></a> +<span class="sourceLineNo">092</span> private static final NavigableMap<byte[], Integer> scopes = getScopes();<a name="line.92"></a> +<span class="sourceLineNo">093</span><a name="line.93"></a> +<span class="sourceLineNo">094</span> private static NavigableMap<byte[], Integer> getScopes() {<a name="line.94"></a> +<span class="sourceLineNo">095</span> NavigableMap<byte[], Integer> scopes = new TreeMap<>(Bytes.BYTES_COMPARATOR);<a name="line.95"></a> +<span class="sourceLineNo">096</span> scopes.put(family, 1);<a name="line.96"></a> +<span class="sourceLineNo">097</span> return scopes;<a name="line.97"></a> +<span class="sourceLineNo">098</span> }<a name="line.98"></a> +<span class="sourceLineNo">099</span><a name="line.99"></a> +<span class="sourceLineNo">100</span> private WAL log;<a name="line.100"></a> +<span class="sourceLineNo">101</span> PriorityBlockingQueue<Path> walQueue;<a name="line.101"></a> +<span class="sourceLineNo">102</span> private PathWatcher pathWatcher;<a name="line.102"></a> +<span class="sourceLineNo">103</span><a name="line.103"></a> +<span class="sourceLineNo">104</span> @Rule<a name="line.104"></a> +<span class="sourceLineNo">105</span> public TestName tn = new TestName();<a name="line.105"></a> +<span class="sourceLineNo">106</span> private final MultiVersionConcurrencyControl mvcc = new MultiVersionConcurrencyControl();<a name="line.106"></a> +<span class="sourceLineNo">107</span><a name="line.107"></a> +<span class="sourceLineNo">108</span> @BeforeClass<a name="line.108"></a> +<span class="sourceLineNo">109</span> public static void setUpBeforeClass() throws Exception {<a name="line.109"></a> +<span class="sourceLineNo">110</span> TEST_UTIL = new HBaseTestingUtility();<a name="line.110"></a> +<span class="sourceLineNo">111</span> CONF = TEST_UTIL.getConfiguration();<a name="line.111"></a> +<span class="sourceLineNo">112</span> TEST_UTIL.startMiniDFSCluster(3);<a name="line.112"></a> +<span class="sourceLineNo">113</span><a name="line.113"></a> +<span class="sourceLineNo">114</span> cluster = TEST_UTIL.getDFSCluster();<a name="line.114"></a> +<span class="sourceLineNo">115</span> fs = cluster.getFileSystem();<a name="line.115"></a> <span class="sourceLineNo">116</span> }<a name="line.116"></a> <span class="sourceLineNo">117</span><a name="line.117"></a> -<span class="sourceLineNo">118</span> @Before<a name="line.118"></a> -<span class="sourceLineNo">119</span> public void setUp() throws Exception {<a name="line.119"></a> -<span class="sourceLineNo">120</span> walQueue = new PriorityBlockingQueue<>();<a name="line.120"></a> -<span class="sourceLineNo">121</span> pathWatcher = new PathWatcher();<a name="line.121"></a> -<span class="sourceLineNo">122</span> final WALFactory wals = new WALFactory(CONF, tn.getMethodName());<a name="line.122"></a> -<span class="sourceLineNo">123</span> wals.getWALProvider().addWALActionsListener(pathWatcher);<a name="line.123"></a> -<span class="sourceLineNo">124</span> log = wals.getWAL(info);<a name="line.124"></a> -<span class="sourceLineNo">125</span> }<a name="line.125"></a> -<span class="sourceLineNo">126</span><a name="line.126"></a> -<span class="sourceLineNo">127</span> @After<a name="line.127"></a> -<span class="sourceLineNo">128</span> public void tearDown() throws Exception {<a name="line.128"></a> -<span class="sourceLineNo">129</span> log.close();<a name="line.129"></a> +<span class="sourceLineNo">118</span> @AfterClass<a name="line.118"></a> +<span class="sourceLineNo">119</span> public static void tearDownAfterClass() throws Exception {<a name="line.119"></a> +<span class="sourceLineNo">120</span> TEST_UTIL.shutdownMiniCluster();<a name="line.120"></a> +<span class="sourceLineNo">121</span> }<a name="line.121"></a> +<span class="sourceLineNo">122</span><a name="line.122"></a> +<span class="sourceLineNo">123</span> @Before<a name="line.123"></a> +<span class="sourceLineNo">124</span> public void setUp() throws Exception {<a name="line.124"></a> +<span class="sourceLineNo">125</span> walQueue = new PriorityBlockingQueue<>();<a name="line.125"></a> +<span class="sourceLineNo">126</span> pathWatcher = new PathWatcher();<a name="line.126"></a> +<span class="sourceLineNo">127</span> final WALFactory wals = new WALFactory(CONF, tn.getMethodName());<a name="line.127"></a> +<span class="sourceLineNo">128</span> wals.getWALProvider().addWALActionsListener(pathWatcher);<a name="line.128"></a> +<span class="sourceLineNo">129</span> log = wals.getWAL(info);<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> // Try out different combinations of row count and KeyValue count<a name="line.132"></a> -<span class="sourceLineNo">133</span> @Test<a name="line.133"></a> -<span class="sourceLineNo">134</span> public void testDifferentCounts() throws Exception {<a name="line.134"></a> -<span class="sourceLineNo">135</span> int[] NB_ROWS = { 1500, 60000 };<a name="line.135"></a> -<span class="sourceLineNo">136</span> int[] NB_KVS = { 1, 100 };<a name="line.136"></a> -<span class="sourceLineNo">137</span> // whether compression is used<a name="line.137"></a> -<span class="sourceLineNo">138</span> Boolean[] BOOL_VALS = { false, true };<a name="line.138"></a> -<span class="sourceLineNo">139</span> // long lastPosition = 0;<a name="line.139"></a> -<span class="sourceLineNo">140</span> for (int nbRows : NB_ROWS) {<a name="line.140"></a> -<span class="sourceLineNo">141</span> for (int walEditKVs : NB_KVS) {<a name="line.141"></a> -<span class="sourceLineNo">142</span> for (boolean isCompressionEnabled : BOOL_VALS) {<a name="line.142"></a> -<span class="sourceLineNo">143</span> TEST_UTIL.getConfiguration().setBoolean(HConstants.ENABLE_WAL_COMPRESSION,<a name="line.143"></a> -<span class="sourceLineNo">144</span> isCompressionEnabled);<a name="line.144"></a> -<span class="sourceLineNo">145</span> mvcc.advanceTo(1);<a name="line.145"></a> -<span class="sourceLineNo">146</span><a name="line.146"></a> -<span class="sourceLineNo">147</span> for (int i = 0; i < nbRows; i++) {<a name="line.147"></a> -<span class="sourceLineNo">148</span> appendToLogAndSync(walEditKVs);<a name="line.148"></a> -<span class="sourceLineNo">149</span> }<a name="line.149"></a> -<span class="sourceLineNo">150</span><a name="line.150"></a> -<span class="sourceLineNo">151</span> log.rollWriter();<a name="line.151"></a> -<span class="sourceLineNo">152</span><a name="line.152"></a> -<span class="sourceLineNo">153</span> try (WALEntryStream entryStream =<a name="line.153"></a> -<span class="sourceLineNo">154</span> new WALEntryStream(walQueue, fs, CONF, 0, log, null, new MetricsSource("1"))) {<a name="line.154"></a> -<span class="sourceLineNo">155</span> int i = 0;<a name="line.155"></a> -<span class="sourceLineNo">156</span> while (entryStream.hasNext()) {<a name="line.156"></a> -<span class="sourceLineNo">157</span> assertNotNull(entryStream.next());<a name="line.157"></a> -<span class="sourceLineNo">158</span> i++;<a name="line.158"></a> -<span class="sourceLineNo">159</span> }<a name="line.159"></a> -<span class="sourceLineNo">160</span> assertEquals(nbRows, i);<a name="line.160"></a> -<span class="sourceLineNo">161</span><a name="line.161"></a> -<span class="sourceLineNo">162</span> // should've read all entries<a name="line.162"></a> -<span class="sourceLineNo">163</span> assertFalse(entryStream.hasNext());<a name="line.163"></a> -<span class="sourceLineNo">164</span> }<a name="line.164"></a> -<span class="sourceLineNo">165</span> // reset everything for next loop<a name="line.165"></a> -<span class="sourceLineNo">166</span> log.close();<a name="line.166"></a> -<span class="sourceLineNo">167</span> setUp();<a name="line.167"></a> -<span class="sourceLineNo">168</span> }<a name="line.168"></a> -<span class="sourceLineNo">169</span> }<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> /**<a name="line.173"></a> -<span class="sourceLineNo">174</span> * Tests basic reading of log appends<a name="line.174"></a> -<span class="sourceLineNo">175</span> */<a name="line.175"></a> -<span class="sourceLineNo">176</span> @Test<a name="line.176"></a> -<span class="sourceLineNo">177</span> public void testAppendsWithRolls() throws Exception {<a name="line.177"></a> -<span class="sourceLineNo">178</span> appendToLogAndSync();<a name="line.178"></a> -<span class="sourceLineNo">179</span> long oldPos;<a name="line.179"></a> -<span class="sourceLineNo">180</span> try (WALEntryStream entryStream =<a name="line.180"></a> -<span class="sourceLineNo">181</span> new WALEntryStream(walQueue, fs, CONF, 0, log, null, new MetricsSource("1"))) {<a name="line.181"></a> -<span class="sourceLineNo">182</span> // There's one edit in the log, read it. 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i < nbRows; i++) {<a name="line.152"></a> +<span class="sourceLineNo">153</span> appendToLogAndSync(walEditKVs);<a name="line.153"></a> +<span class="sourceLineNo">154</span> }<a name="line.154"></a> +<span class="sourceLineNo">155</span><a name="line.155"></a> +<span class="sourceLineNo">156</span> log.rollWriter();<a name="line.156"></a> +<span class="sourceLineNo">157</span><a name="line.157"></a> +<span class="sourceLineNo">158</span> try (WALEntryStream entryStream =<a name="line.158"></a> +<span class="sourceLineNo">159</span> new WALEntryStream(walQueue, fs, CONF, 0, log, null, new MetricsSource("1"))) {<a name="line.159"></a> +<span class="sourceLineNo">160</span> int i = 0;<a name="line.160"></a> +<span class="sourceLineNo">161</span> while (entryStream.hasNext()) {<a name="line.161"></a> +<span class="sourceLineNo">162</span> assertNotNull(entryStream.next());<a name="line.162"></a> +<span class="sourceLineNo">163</span> i++;<a name="line.163"></a> +<span class="sourceLineNo">164</span> }<a name="line.164"></a> +<span class="sourceLineNo">165</span> assertEquals(nbRows, i);<a name="line.165"></a> +<span class="sourceLineNo">166</span><a name="line.166"></a> +<span class="sourceLineNo">167</span> // should've read all entries<a name="line.167"></a> +<span class="sourceLineNo">168</span> assertFalse(entryStream.hasNext());<a name="line.168"></a> +<span class="sourceLineNo">169</span> }<a name="line.169"></a> +<span class="sourceLineNo">170</span> // reset everything for next loop<a name="line.170"></a> +<span class="sourceLineNo">171</span> log.close();<a name="line.171"></a> +<span class="sourceLineNo">172</span> setUp();<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> }<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> * Tests basic reading of log appends<a name="line.179"></a> +<span class="sourceLineNo">180</span> */<a name="line.180"></a> +<span class="sourceLineNo">181</span> @Test<a name="line.181"></a> +<span class="sourceLineNo">182</span> public void testAppendsWithRolls() throws Exception {<a name="line.182"></a> +<span class="sourceLineNo">183</span> appendToLogAndSync();<a name="line.183"></a> +<span class="sourceLineNo">184</span> long oldPos;<a name="line.184"></a> +<span class="sourceLineNo">185</span> try (WALEntryStream entryStream =<a name="line.185"></a> +<span class="sourceLineNo">186</span> new WALEntryStream(walQueue, fs, CONF, 0, log, null, new MetricsSource("1"))) {<a name="line.186"></a> +<span class="sourceLineNo">187</span> // There's one edit in the log, read it. 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assertFalse(entryStream.hasNext());<a name="line.221"></a> -<span class="sourceLineNo">222</span> oldPos = entryStream.getPosition();<a name="line.222"></a> -<span class="sourceLineNo">223</span> }<a name="line.223"></a> -<span class="sourceLineNo">224</span> }<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> * Tests that if after a stream is opened, more entries come in and then the log is rolled, we<a name="line.227"></a> -<span class="sourceLineNo">228</span> * don't mistakenly dequeue the current log thinking we're done with it<a name="line.228"></a> -<span class="sourceLineNo">229</span> */<a name="line.229"></a> -<span class="sourceLineNo">230</span> @Test<a name="line.230"></a> -<span class="sourceLineNo">231</span> public void testLogrollWhileStreaming() throws Exception {<a name="line.231"></a> -<span class="sourceLineNo">232</span> 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assertEquals("2", getRow(entryStream.next()));<a name="line.242"></a> -<span class="sourceLineNo">243</span> assertEquals(2, walQueue.size()); // we should not have dequeued yet since there's still an<a name="line.243"></a> -<span class="sourceLineNo">244</span> // entry in first log<a name="line.244"></a> -<span class="sourceLineNo">245</span> assertEquals("3", getRow(entryStream.next())); // if implemented improperly, this would be 4<a name="line.245"></a> -<span class="sourceLineNo">246</span> // and 3 would be skipped<a name="line.246"></a> -<span class="sourceLineNo">247</span> assertEquals("4", getRow(entryStream.next())); // 4<a name="line.247"></a> -<span class="sourceLineNo">248</span> assertEquals(1, walQueue.size()); // now we've dequeued and moved on to next log properly<a name="line.248"></a> -<span class="sourceLineNo">249</span> assertFalse(entryStream.hasNext());<a name="line.249"></a> -<span class="sourceLineNo">250</span> }<a name="line.250"></a> -<span 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assertEquals("3", getRow(entryStream.next()));<a name="line.273"></a> -<span class="sourceLineNo">274</span> assertFalse(entryStream.hasNext());<a name="line.274"></a> -<span class="sourceLineNo">275</span> }<a name="line.275"></a> -<span class="sourceLineNo">276</span> }<a name="line.276"></a> -<span class="sourceLineNo">277</span><a name="line.277"></a> -<span class="sourceLineNo">278</span> @Test<a name="line.278"></a> -<span class="sourceLineNo">279</span> public void testResumeStreamingFromPosition() throws Exception {<a name="line.279"></a> -<span class="sourceLineNo">280</span> long lastPosition = 0;<a name="line.280"></a> -<span class="sourceLineNo">281</span> appendToLog("1");<a name="line.281"></a> -<span class="sourceLineNo">282</span> try (WALEntryStream entryStream =<a name="line.282"></a> -<span class="sourceLineNo">283</span> new WALEntryStream(walQueue, fs, CONF, 0, log, null, new MetricsSource("1"))) {<a name="line.283"></a> -<span class="sourceLineNo">284</span> 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= 0;<a name="line.305"></a> -<span class="sourceLineNo">306</span> appendEntriesToLogAndSync(3);<a name="line.306"></a> -<span class="sourceLineNo">307</span> // read only one element<a name="line.307"></a> -<span class="sourceLineNo">308</span> try (WALEntryStream entryStream = new WALEntryStream(walQueue, fs, CONF, lastPosition,<a name="line.308"></a> -<span class="sourceLineNo">309</span> log, null, new MetricsSource("1"))) {<a name="line.309"></a> -<span class="sourceLineNo">310</span> entryStream.next();<a name="line.310"></a> -<span class="sourceLineNo">311</span> lastPosition = entryStream.getPosition();<a name="line.311"></a> -<span class="sourceLineNo">312</span> }<a name="line.312"></a> -<span class="sourceLineNo">313</span> // there should still be two more entries from where we left off<a name="line.313"></a> -<span class="sourceLineNo">314</span> try (WALEntryStream entryStream =<a name="line.314"></a> -<span class="sourceLineNo">315</span> new WALEntryStream(walQueue, fs, CONF, lastPosition, log, null, new MetricsSource("1"))) {<a name="line.315"></a> -<span class="sourceLineNo">316</span> assertNotNull(entryStream.next());<a name="line.316"></a> -<span class="sourceLineNo">317</span> assertNotNull(entryStream.next());<a name="line.317"></a> -<span class="sourceLineNo">318</span> assertFalse(entryStream.hasNext());<a name="line.318"></a> -<span class="sourceLineNo">319</span> }<a name="line.319"></a> -<span class="sourceLineNo">320</span> }<a name="line.320"></a> -<span class="sourceLineNo">321</span><a name="line.321"></a> -<span class="sourceLineNo">322</span><a name="line.322"></a> -<span class="sourceLineNo">323</span> @Test<a name="line.323"></a> -<span class="sourceLineNo">324</span> public void testEmptyStream() throws Exception {<a name="line.324"></a> -<span class="sourceLineNo">325</span> try (WALEntryStream entryStream =<a name="line.325"></a> -<span class="sourceLineNo">326</span> new WALEntryStream(walQueue, fs, CONF, 0, log, null, new MetricsSource("1"))) {<a name="line.326"></a> -<span class="sourceLineNo">327</span> assertFalse(entryStream.hasNext());<a name="line.327"></a> -<span class="sourceLineNo">328</span> }<a name="line.328"></a> -<span class="sourceLineNo">329</span> }<a name="line.329"></a> -<span class="sourceLineNo">330</span><a name="line.330"></a> -<span class="sourceLineNo">331</span> private ReplicationSourceWALReader createReader(boolean recovered, Configuration conf) {<a name="line.331"></a> -<span class="sourceLineNo">332</span> ReplicationSourceManager mockSourceManager = Mockito.mock(ReplicationSourceManager.class);<a name="line.332"></a> -<span class="sourceLineNo">333</span> when(mockSourceManager.getTotalBufferUsed()).thenReturn(new AtomicLong(0));<a name="line.333"></a> -<span class="sourceLineNo">334</span> Server mockServer = Mockito.mock(Server.class);<a name="line.334"></a> -<span class="sourceLineNo">335</span> ReplicationSource source = Mockito.mock(ReplicationSource.class);<a name="line.335"></a> -<span class="sourceLineNo">336</span> when(source.getSourceManager()).thenReturn(mockSourceManager);<a name="line.336"></a> -<span class="sourceLineNo">337</span> when(source.getSourceMetrics()).thenReturn(new MetricsSource("1"));<a name="line.337"></a> -<span class="sourceLineNo">338</span> when(source.getWALFileLengthProvider()).thenReturn(log);<a name="line.338"></a> -<span class="sourceLineNo">339</span> when(source.getServer()).thenReturn(mockServer);<a name="line.339"></a> -<span class="sourceLineNo">340</span> when(source.isRecovered()).thenReturn(recovered);<a name="line.340"></a> -<span class="sourceLineNo">341</span> ReplicationSourceWALReader reader =<a name="line.341"></a> -<span class="sourceLineNo">342</span> new ReplicationSourceWALReader(fs, conf, walQueue, 0, getDummyFilter(), source);<a name="line.342"></a> -<span class="sourceLineNo">343</span> reader.start();<a name="line.343"></a> -<span class="sourceLineNo">344</span> return reader;<a name="line.344"></a> -<span class="sourceLineNo">345</span> }<a name="line.345"></a> -<span class="sourceLineNo">346</span><a name="line.346"></a> -<span class="sourceLineNo">347</span> @Test<a name="line.347"></a> -<span class="sourceLineNo">348</span> public void testReplicationSourceWALReader() throws Exception {<a name="line.348"></a> -<span class="sourceLineNo">349</span> appendEntriesToLogAndSync(3);<a name="line.349"></a> -<span class="sourceLineNo">350</span> // get ending position<a name="line.350"></a> -<span class="sourceLineNo">351</span> long position;<a name="line.351"></a> -<span class="sourceLineNo">352</span> try (WALEntryStream entryStream =<a name="line.352"></a> -<span class="sourceLineNo">353</span> new WALEntryStream(walQueue, fs, CONF, 0, log, null, new MetricsSource("1"))) {<a name="line.353"></a> -<span class="sourceLineNo">354</span> entryStream.next();<a name="line.354"></a> -<span class="sourceLineNo">355</span> entryStream.next();<a name="line.355"></a> -<span class="sourceLineNo">356</span> entryStream.next();<a name="line.356"></a> -<span class="sourceLineNo">357</span> position = entryStream.getPosition();<a name="line.357"></a> -<span class="sourceLineNo">358</span> }<a name="line.358"></a> -<span class="sourceLineNo">359</span><a name="line.359"></a> -<span class="sourceLineNo">360</span> // start up a reader<a name="line.360"></a> -<span class="sourceLineNo">361</span> Path walPath = walQueue.peek();<a name="line.361"></a> -<span class="sourceLineNo">362</span> ReplicationSourceWALReader reader = createReader(false, CONF);<a name="line.362"></a> -<span class="sourceLineNo">363</span> WALEntryBatch entryBatch = reader.take();<a name="line.363"></a> -<span class="sourceLineNo">364</span><a name="line.364"></a> -<span class="sourceLineNo">365</span> // should've batched up our entries<a name="line.365"></a> -<span class="sourceLineNo">366</span> assertNotNull(entryBatch);<a name="line.366"></a> -<span class="sourceLineNo">367</span> assertEquals(3, entryBatch.getWalEntries().size());<a name="line.367"></a> -<span class="sourceLineNo">368</span> assertEquals(position, entryBatch.getLastWalPosition());<a name="line.368"></a> -<span class="sourceLineNo">369</span> assertEquals(walPath, entryBatch.getLastWalPath());<a name="line.369"></a> -<span class="sourceLineNo">370</span> assertEquals(3, entryBatch.getNbRowKeys());<a name="line.370"></a> -<span class="sourceLineNo">371</span><a name="line.371"></a> -<span class="sourceLineNo">372</span> appendToLog("foo");<a name="line.372"></a> -<span class="sourceLineNo">373</span> entryBatch = reader.take();<a name="line.373"></a> -<span class="sourceLineNo">374</span> assertEquals(1, entryBatch.getNbEntries());<a name="line.374"></a> -<span class="sourceLineNo">375</span> assertEquals("foo", getRow(entryBatch.getWalEntries().get(0)));<a name="line.375"></a> -<span class="sourceLineNo">376</span> }<a name="line.376"></a> -<span class="sourceLineNo">377</span><a name="line.377"></a> -<span class="sourceLineNo">378</span> @Test<a name="line.378"></a> -<span class="sourceLineNo">379</span> public void testReplicationSourceWALReaderRecovered() throws Exception {<a name="line.379"></a> -<span class="sourceLineNo">380</span> appendEntriesToLogAndSync(10);<a name="line.380"></a> -<span class="sourceLineNo">381</span> Path walPath = walQueue.peek();<a name="line.381"></a> -<span class="sourceLineNo">382</span> log.rollWriter();<a name="line.382"></a> -<span class="sourceLineNo">383</span> appendEntriesToLogAndSync(5);<a name="line.383"></a> -<span class="sourceLineNo">384</span> log.shutdown();<a name="line.384"></a> -<span class="sourceLineNo">385</span><a name="line.385"></a> -<span class="sourceLineNo">386</span> Configuration conf = new Configuration(CONF);<a name="line.386"></a> -<span class="sourceLineNo">387</span> conf.setInt("replication.source.nb.capacity", 10);<a name="line.387"></a> +<span class="sourceLineNo">220</span> // next item should come from the new log<a name="line.220"></a> +<span class="sourceLineNo">221</span> entry = entryStream.next();<a name="line.221"></a> +<span class="sourceLineNo">222</span> assertNotEquals(oldPos, entryStream.getPosition());<a name="line.222"></a> +<span class="sourceLineNo">223</span> assertNotNull(entry);<a name="line.223"></a> +<span class="sourceLineNo">224</span><a name="line.224"></a> +<span class="sourceLineNo">225</span> // no more entries to read<a name="line.225"></a> +<span class="sourceLineNo">226</span> assertFalse(entryStream.hasNext());<a name="line.226"></a> +<span class="sourceLineNo">227</span> oldPos = entryStream.getPosition();<a name="line.227"></a> +<span class="sourceLineNo">228</span> }<a name="line.228"></a> +<span class="sourceLineNo">229</span> }<a name="line.229"></a> +<span class="sourceLineNo">230</span><a name="line.230"></a> +<span class="sourceLineNo">231</span> /**<a name="line.231"></a> +<span class="sourceLineNo">232</span> * Tests that if after a stream is opened, more entries come in and then the log is rolled, we<a name="line.232"></a> +<span class="sourceLineNo">233</span> * don't mistakenly dequeue the current log thinking we're done with it<a name="line.233"></a> +<span class="sourceLineNo">234</span> */<a name="line.234"></a> +<span class="sourceLineNo">235</span> @Test<a name="line.235"></a> +<span class="sourceLineNo">236</span> public void testLogrollWhileStreaming() throws Exception {<a name="line.236"></a> +<span class="sourceLineNo">237</span> appendToLog("1");<a name="line.237"></a> +<span class="sourceLineNo">238</span> appendToLog("2");// 2<a name="line.238"></a> +<span class="sourceLineNo">239</span> try (WALEntryStream entryStream =<a name="line.239"></a> +<span class="sourceLineNo">240</span> new WALEntryStream(walQueue, fs, CONF, 0, log, null, new MetricsSource("1"))) {<a name="line.240"></a> +<span class="sourceLineNo">241</span> assertEquals("1", getRow(entryStream.next()));<a name="line.241"></a> +<span class="sourceLineNo">242</span><a name="line.242"></a> +<span class="sourceLineNo">243</span> appendToLog("3"); // 3 - comes in after reader opened<a name="line.243"></a> +<span class="sourceLineNo">244</span> log.rollWriter(); // log roll happening while we're reading<a name="line.244"></a> +<span class="sourceLineNo">245</span> appendToLog("4"); // 4 - this append is in the rolled log<a name="line.245"></a> +<span class="sourceLineNo">246</span><a name="line.246"></a> +<span class="sourceLineNo">247</span> assertEquals("2", getRow(entryStream.next()));<a name="line.247"></a> +<span class="sourceLineNo">248</span> assertEquals(2, walQueue.size()); // we should not have dequeued yet since there's still an<a name="line.248"></a> +<span class="sourceLineNo">249</span> // entry in first log<a name="line.249"></a> +<span class="sourceLineNo">250</span> assertEquals("3", getRow(entryStream.next())); // if implemented improperly, this would be 4<a name="line.250"></a> +<span class="sourceLineNo">251</span> // and 3 would be skipped<a name="line.251"></a> +<span class="sourceLineNo">252</span> assertEquals("4", getRow(entryStream.next())); // 4<a name="line.252"></a> +<span class="sourceLineNo">253</span> assertEquals(1, walQueue.size()); // now we've dequeued and moved on to next log properly<a name="line.253"></a> +<span class="sourceLineNo">254</span> assertFalse(entryStream.hasNext());<a name="line.254"></a> +<span class="sourceLineNo">255</span> }<a name="line.255"></a> +<span class="sourceLineNo">256</span> }<a name="line.256"></a> +<span class="sourceLineNo">257</span><a name="line.257"></a> +<span class="sourceLineNo">258</span> /**<a name="line.258"></a> +<span class="sourceLineNo">259</span> * Tests that if writes come in while we have a stream open, we shouldn't miss them<a name="line.259"></a> +<span class="sourceLineNo">260</span> */<a name="line.260"></a> +<span class="sourceLineNo">261</span> @Test<a name="line.261"></a> +<span class="sourceLineNo">262</span> public void testNewEntriesWhileStreaming() throws Exception {<a name="line.262"></a> +<span class="sourceLineNo">263</span> appendToLog("1");<a name="line.263"></a> +<span class="sourceLineNo">264</span> try (WALEntryStream entryStream =<a name="line.264"></a> +<span class="sourceLineNo">265</span> new WALEntryStream(walQueue, fs, CONF, 0, log, null, new MetricsSource("1"))) {<a name="line.265"></a> +<span class="sourceLineNo">266</span> entryStream.next(); // we've hit the end of the stream at this point<a name="line.266"></a> +<span class="sourceLineNo">267</span><a name="line.267"></a> +<span class="sourceLineNo">268</span> // some new entries come in while we're streaming<a name="line.268"></a> +<span class="sourceLineNo">269</span> appendToLog("2");<a name="line.269"></a> +<span class="sourceLineNo">270</span> appendToLog("3");<a name="line.270"></a> +<span class="sourceLineNo">271</span><a name="line.271"></a> +<span class="sourceLineNo">272</span> // don't see them<a name="line.272"></a> +<span class="sourceLineNo">273</span> assertFalse(entryStream.hasNext());<a name="line.273"></a> +<span class="sourceLineNo">274</span><a name="line.274"></a> +<span class="sourceLineNo">275</span> // But we do if we reset<a name="line.275"></a> +<span class="sourceLineNo">276</span> entryStream.reset();<a name="line.276"></a> +<span class="sourceLineNo">277</span> assertEquals("2", getRow(entryStream.next()));<a name="line.277"></a> +<span class="sourceLineNo">278</span> assertEquals("3", getRow(entryStream.next()));<a name="line.278"></a> +<span class="sourceLineNo">279</span> assertFalse(entryStream.hasNext());<a name="line.279"></a> +<span class="sourceLineNo">280</span> }<a name="line.280"></a> +<span class="sourceLineNo">281</span> }<a name="line.281"></a> +<span class="sourceLineNo">282</span><a name="line.282"></a> +<span class="sourceLineNo">283</span> @Test<a name="line.283"></a> +<span class="sourceLineNo">284</span> public void testResumeStreamingFromPosition() throws Exception {<a name="line.284"></a> +<span class="sourceLineNo">285</span> long lastPosition = 0;<a name="line.285"></a> +<span class="sourceLineNo">286</span> appendToLog("1");<a name="line.286"></a> +<span class="sourceLineNo">287</span> try (WALEntryStream entryStream =<a name="line.287"></a> +<span class="sourceLineNo">288</span> new WALEntryStream(walQueue, fs, CONF, 0, log, null, new MetricsSource("1"))) {<a name="line.288"></a> +<span class="sourceLineNo">289</span> entryStream.next(); // we've hit the end of the stream at this point<a name="line.289"></a> +<span class="sourceLineNo">290</span> appendToLog("2");<a name="line.290"></a> +<span class="sourceLineNo">291</span> appendToLog("3");<a name="line.291"></a> +<span class="sourceLineNo">292</span> lastPosition = entryStream.getPosition();<a name="line.292"></a> +<span class="sourceLineNo">293</span> }<a name="line.293"></a> +<span class="sourceLineNo">294</span> // next stream should picks up where we left off<a name="line.294"></a> +<span class="sourceLineNo">295</span> try (WALEntryStream entryStream =<a name="line.295"></a> +<span class="sourceLineNo">296</span> new WALEntryStream(walQueue, fs, CONF, lastPosition, log, null, new MetricsSource("1"))) {<a name="line.296"></a> +<span class="sourceLineNo">297</span> assertEquals("2", getRow(entryStream.next()));<a name="line.297"></a> +<span class="sourceLineNo">298</span> assertEquals("3", getRow(entryStream.next()));<a name="line.298"></a> +<span class="sourceLineNo">299</span> assertFalse(entryStream.hasNext()); // done<a name="line.299"></a> +<span class="sourceLineNo">300</span> assertEquals(1, walQueue.size());<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><a name="line.303"></a> +<span class="sourceLineNo">304</span> /**<a name="line.304"></a> +<span class="sourceLineNo">305</span> * Tests that if we stop before hitting the end of a stream, we can continue where we left off<a name="line.305"></a> +<span class="sourceLineNo">306</span> * using the last position<a name="line.306"></a> +<span class="sourceLineNo">307</span> */<a name="line.307"></a> +<span class="sourceLineNo">308</span> @Test<a name="line.308"></a> +<span class="sourceLineNo">309</span> public void testPosition() throws Exception {<a name="line.309"></a> +<span class="sourceLineNo">310</span> long lastPosition = 0;<a name="line.310"></a> +<span class="sourceLineNo">311</span> appendEntriesToLogAndSync(3);<a name="line.311"></a> +<span class="sourceLineNo">312</span> // read only one element<a name="line.312"></a> +<span class="sourceLineNo">313</span> try (WALEntryStream entryStream = new WALEntryStream(walQueue, fs, CONF, lastPosition,<a name="line.313"></a> +<span class="sourceLineNo">314</span> log, null, new MetricsSource("1"))) {<a name="line.314"></a> +<span class="sourceLineNo">315</span> entryStream.next();<a name="line.315"></a> +<span class="sourceLineNo">316</span> lastPosition = entryStream.getPosition();<a name="line.316"></a> +<span class="sourceLineNo">317</span> }<a name="line.317"></a> +<span class="sourceLineNo">318</span> // there should still be two more entries from where we left off<a name="line.318"></a> +<span class="sourceLineNo">319</span> try (WALEntryStream entryStream =<a name="line.319"></a> +<span class="sourceLineNo">320</span> new WALEntryStream(walQueue, fs, CONF, lastPosition, log, null, new MetricsSource("1"))) {<a name="line.320"></a> +<span class="sourceLineNo">321</span> assertNotNull(entryStream.next());<a name="line.321"></a> +<span class="sourceLineNo">322</span> assertNotNull(entryStream.next());<a name="line.322"></a> +<span class="sourceLineNo">323</span> assertFalse(entryStream.hasNext());<a name="line.323"></a> +<span class="sourceLineNo">324</span> }<a name="line.324"></a> +<span class="sourceLineNo">325</span> }<a name="line.325"></a> +<span class="sourceLineNo">326</span><a name="line.326"></a> +<span class="sourceLineNo">327</span><a name="line.327"></a> +<span class="sourceLineNo">328</span> @Test<a name="line.328"></a> +<span class="sourceLineNo">329</span> public void testEmptyStream() throws Exception {<a name="line.329"></a> +<span class="sourceLineNo">330</span> try (WALEntryStream entryStream =<a name="line.330"></a> +<span class="sourceLineNo">331</span> new WALEntryStream(walQueue, fs, CONF, 0, log, null, new MetricsSource("1"))) {<a name="line.331"></a> +<span class="sourceLineNo">332</span> assertFalse(entryStream.hasNext());<a name="line.332"></a> +<span class="sourceLineNo">333</span> }<a name="line.333"></a> +<span class="sourceLineNo">334</span> }<a name="line.334"></a> +<span class="sourceLineNo">335</span><a name="line.335"></a> +<span class="sourceLineNo">336</span> private ReplicationSource mockReplicationSource(boolean recovered, Configuration conf) {<a name="line.336"></a> +<span class="sourceLineNo">337</span> ReplicationSourceManager mockSourceManager = Mockito.mock(ReplicationSourceManager.class);<a name="line.337"></a> +<span class="sourceLineNo">338</span> when(mockSourceManager.getTotalBufferUsed()).thenReturn(new AtomicLong(0));<a name="line.338"></a> +<span class="sourceLineNo">339</span> Server mockServer = Mockito.mock(Server.class);<a name="line.339"></a> +<span class="sourceLineNo">340</span> ReplicationSource source = Mockito.mock(ReplicationSource.class);<a name="line.340"></a> +<span class="sourceLineNo">341</span> when(source.getSourceManager()).thenReturn(mockSourceManager);<a name="line.341"></a> +<span class="sourceLineNo">342</span> when(source.getSourceMetrics()).thenReturn(new MetricsSource("1"));<a name="line.342"></a> +<span class="sourceLineNo">343</span> when(source.getWALFileLengthProvider()).thenReturn(log);<a name="line.343"></a> +<span class="sourceLineNo">344</span> when(source.getServer()).thenReturn(mockServer);<a name="line.344"></a> +<span class="sourceLineNo">345</span> when(source.isRecovered()).thenReturn(recovered);<a name="line.345"></a> +<span class="sourceLineNo">346</span> return source;<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> private ReplicationSourceWALReader createReader(boolean recovered, Configuration conf) {<a name="line.349"></a> +<span class="sourceLineNo">350</span> ReplicationSource source = mockReplicationSource(recovered, conf);<a name="line.350"></a> +<span class="sourceLineNo">351</span> when(source.isPeerEnabled()).thenReturn(true);<a name="line.351"></a> +<span class="sourceLineNo">352</span> ReplicationSourceWALReader reader =<a name="line.352"></a> +<span class="sourceLineNo">353</span> new ReplicationSourceWALReader(fs, conf, walQueue, 0, getDummyFilter(), source);<a name="line.353"></a> +<span class="sourceLineNo">354</span> reader.start();<a name="line.354"></a> +<span class="sourceLineNo">355</span> return reader;<a name="line.355"></a> +<span class="sourceLineNo">356</span> }<a name="line.356"></a> +<span class="sourceLineNo">357</span><a name="line.357"></a> +<span class="sourceLineNo">358</span> @Test<a name="line.358"></a> +<span class="sourceLineNo">359</span> public void testReplicationSourceWALReader() throws Exception {<a name="line.359"></a> +<span class="sourceLineNo">360</span> appendEntriesToLogAndSync(3);<a name="line.360"></a> +<span class="sourceLineNo">361</span> // get ending position<a name="line.361"></a> +<span class="sourceLineNo">362</span> long position;<a name="line.362"></a> +<span class="sourceLineNo">363</span> try (WALEntryStream entryStream =<a name="line.363"></a> +<span class="sourceLineNo">364</span> new WALEntryStream(walQueue, fs, CONF, 0, log, null, new MetricsSource("1"))) {<a name="line.364"></a> +<span class="sourceLineNo">365</span> entryStream.next();<a name="line.365"></a> +<span class="sourceLineNo">366</span> entryStream.next();<a name="line.366"></a> +<span class="sourceLineNo">367</span> entryStream.next();<a name="line.367"></a> +<span class="sourceLineNo">368</span> position = entryStream.getPosition();<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> // start up a reader<a name="line.371"></a> +<span class="sourceLineNo">372</span> Path walPath = walQueue.peek();<a name="line.372"></a> +<span class="sourceLineNo">373</span> ReplicationSourceWALReader reader = createReader(false, CONF);<a name="line.373"></a> +<span class="sourceLineNo">374</span> WALEntryBatch entryBatch = reader.take();<a name="line.374"></a> +<span class="sourceLineNo">375</span><a name="line.375"></a> +<span class="sourceLineNo">376</span> // should've batched up our entries<a name="line.376"></a> +<span class="sourceLineNo">377</span> assertNotNull(entryBatch);<a name="line.377"></a> +<span class="sourceLineNo">378</span> assertEquals(3, entryBatch.getWalEntries().size());<a name="line.378"></a> +<span class="sourceLineNo">379</span> assertEquals(position, entryBatch.getLastWalPosition());<a name="line.379"></a> +<span class="sourceLineNo">380</span> assertEquals(walPath, entryBatch.getLastWalPath());<a name="line.380"></a> +<span class="sourceLineNo">381</span> assertEquals(3, entryBatch.getNbRowKeys());<a name="line.381"></a> +<span class="sourceLineNo">382</span><a name="line.382"></a> +<span class="sourceLineNo">383</span> appendToLog("foo");<a name="line.383"></a> +<span class="sourceLineNo">384</span> entryBatch = reader.take();<a name="line.384"></a> +<span class="sourceLineNo">385</span> assertEquals(1, entryBatch.getNbEntries());<a name="line.385"></a> +<span class="sourceLineNo">386</span> assertEquals("foo", getRow(entryBatch.getWalEntries().get(0)));<a name="line.386"></a> +<span class="sourceLineNo">387</span> }<a name="line.387"></a> <span class="sourceLineNo">388</span><a name="line.388"></a> -<span class="sourceLineNo">389</span> ReplicationSourceWALReader reader = createReader(true, conf);<a name="line.389"></a> -<span class="sourceLineNo">390</span><a name="line.390"></a> -<span class="sourceLineNo">391</span> WALEntryBatch batch = reader.take();<a name="line.391"></a> -<span class="sourceLineNo">392</span> assertEquals(walPath, batch.getLastWalPath());<a name="line.392"></a> -<span class="sourceLineNo">393</span> assertEquals(10, batch.getNbEntries());<a name="line.393"></a> -<span class="sourceLineNo">394</span> assertFalse(batch.isEndOfFile());<a name="line.394"></a> -<span class="sourceLineNo">395</span><a name="line.395"></a> -<span class="sourceLineNo">396</span> batch = reader.take();<a name="line.396"></a> -<span class="sourceLineNo">397</span> assertEquals(walPath, batch.getLastWalPath());<a name="line.397"></a> -<span class="sourceLineNo">398</span> assertEquals(0, batch.getNbEntries());<a name="line.398"></a> -<span class="sourceLineNo">399</span> assertTrue(batch.isEndOfFile());<a name="line.399"></a> -<span class="sourceLineNo">400</span><a name="line.400"></a> -<span class="sourceLineNo">401</span> walPath = walQueue.peek();<a name="line.401"></a> -<span class="sourceLineNo">402</span> batch = reader.take();<a name="line.402"></a> +<span class="sourceLineNo">389</span> @Test<a name="line.389"></a> +<span class="sourceLineNo">390</span> public void testReplicationSourceWALReaderRecovered() throws Exception {<a name="line.390"></a> +<span class="sourceLineNo">391</span> appendEntriesToLogAndSync(10);<a name="line.391"></a> +<span class="sourceLineNo">392</span> Path walPath = walQueue.peek();<a name="line.392"></a> +<span class="sourceLineNo">393</span> log.rollWriter();<a name="line.393"></a> +<span class="sourceLineNo">394</span> appendEntriesToLogAndSync(5);<a name="line.394"></a> +<span class="sourceLineNo">395</span> log.shutdown();<a name="line.395"></a> +<span class="sourceLineNo">396</span><a name="line.396"></a> +<span class="sourceLineNo">397</span> Configuration conf = new Configuration(CONF);<a name="line.397"></a> +<span class="sourceLineNo">398</span> conf.setInt("replication.source.nb.capacity", 10);<a name="line.398"></a> +<span class="sourceLineNo">399</span><a name="line.399"></a> +<span class="sourceLineNo">400</span> ReplicationSourceWALReader reader = createReader(true, conf);<a name="line.400"></a> +<span class="sourceLineNo">401</span><a name="line.401"></a> +<span class="sourceLineNo">402</span> WALEntryBatch batch = reader.take();<a name="line.402"></a> <span class="sourceLineNo">403</span> assertEquals(walPath, batch.getLastWalPath());<a name="line.403"></a> -<span class="sourceLineNo">404</span> assertEquals(5, batch.getNbEntries());<a name="line.404"></a> -<span class="sourceLineNo">405</span> // Actually this should be true but we haven't handled this yet since for a normal queue the<a name="line.405"></a> -<span class="sourceLineNo">406</span> // last one is always open... Not a big deal for now.<a name="line.406"></a> -<span class="sourceLineNo">407</span> assertFalse(batch.isEndOfFile());<a name="line.407"></a> -<span class="sourceLineNo">408</span><a name="line.408"></a> -<span class="sourceLineNo">409</span> assertSame(WALEntryBatch.NO_MORE_DATA, reader.take());<a name="line.409"></a> -<span class="sourceLineNo">410</span> }<a name="line.410"></a> +<span class="sourceLineNo">404</span> assertEquals(10, batch.getNbEntries());<a name="line.404"></a> +<span class="sourceLineNo">405</span> assertFalse(batch.isEndOfFile());<a name="line.405"></a> +<span class="sourceLineNo">406</span><a name="line.406"></a> +<span class="sourceLineNo">407</span> batch = reader.take();<a name="line.407"></a> +<span class="sourceLineNo">408</span> assertEquals(walPath, batch.getLastWalPath());<a name="line.408"></a> +<span class="sourceLineNo">409</span> assertEquals(0, batch.getNbEntries());<a name="line.409"></a> +<span class="sourceLineNo">410</span> assertTrue(batch.isEndOfFile());<a name="line.410"></a> <span class="sourceLineNo">411</span><a name="line.411"></a> -<span class="sourceLineNo">412</span> // Testcase for HBASE-20206<a name="line.412"></a> -<span class="sourceLineNo">413</span> @Test<a name="line.413"></a> -<span class="sourceLineNo">414</span> public void testReplicationSourceWALReaderWrongPosition() throws Exception {<a name="line.414"></a> -<span class="sourceLineNo">415</span> appendEntriesToLogAndSync(1);<a name="line.415"></a> -<span class="sourceLineNo">416</span> Path walPath = walQueue.peek();<a name="line.416"></a> -<span class="sourceLineNo">417</span> log.rollWriter();<a name="line.417"></a> -<span class="sourceLineNo">418</span> appendEntriesToLogAndSync(20);<a name="line.418"></a> -<span class="sourceLineNo">419</span> TEST_UTIL.waitFor(5000, new ExplainingPredicate<Exception>() {<a name="line.419"></a> -<span class="sourceLineNo">420</span><a name="line.420"></a> -<span class="sourceLineNo">421</span> @Override<a name="line.421"></a> -<span class="sourceLineNo">422</span> public boolean evaluate() throws Exception {<a name="line.422"></a> -<span class="sourceLineNo">423</span> return fs.getFileStatus(walPath).getLen() > 0;<a name="line.423"></a> -<span class="sourceLineNo">424</span> }<a name="line.424"></a> -<span class="sourceLineNo">425</span><a name="line.425"></a> -<span class="sourceLineNo">426</span> @Override<a name="line.426"></a> -<span class="sourceLineNo">427</span> public String explainFailure() throws Exception {<a name="line.427"></a> -<span class="sourceLineNo">428</span> return walPath + " has not been closed yet";<a name="line.428"></a> -<span class="sourceLineNo">429</span> }<a name="line.429"></a> -<span class="sourceLineNo">430</span><a name="line.430"></a> -<span class="sourceLineNo">431</span> });<a name="line.431"></a> -<span class="sourceLineNo">432</span> long walLength = fs.getFileStatus(walPath).getLen();<a name="line.432"></a> -<span class="sourceLineNo">433</span><a name="line.433"></a> -<span class="sourceLineNo">434</span> ReplicationSourceWALReader reader = createReader(false, CONF);<a name="line.434"></a> -<span class="sourceLineNo">435</span><a name="line.435"></a> -<span class="sourceLineNo">436</span> WALEntryBatch entryBatch = reader.take();<a name="line.436"></a> -<span class="sourceLineNo">437</span> assertEquals(walPath, entryBatch.getLastWalPath());<a name="line.437"></a> -<span class="sourceLineNo">438</span> assertTrue("Position " + entryBatch.getLastWalPosition() + " is out of range, file length is " +<a name="line.438"></a> -<span class="sourceLineNo">439</span> walLength, entryBatch.getLastWalPosition() <= walLength);<a name="line.439"></a> -<span class="sourceLineNo">440</span> assertEquals(1, entryBatch.getNbEntries());<a name="line.440"></a> -<span class="sourceLineNo">441</span> assertTrue(entryBatch.isEndOfFile());<a name="line.441"></a> -<span class="sourceLineNo">442</span><a name="line.442"></a> -<span class="sourceLineNo">443</span> Path walPath2 = walQueue.peek();<a name="line.443"></a> -<span class="sourceLineNo">444</span> entryBatch = reader.take();<a name="line.444"></a> -<span class="sourceLineNo">445</span> assertEquals(walPath2, entryBatch.getLastWalPath());<a name="line.445"></a> -<span class="sourceLineNo">446</span> assertEquals(20, entryBatch.getNbEntries());<a name="line.446"></a> -<span class="sourceLineNo">447</span> assertFalse(entryBatch.isEndOfFile());<a name="line.447"></a> -<span class="sourceLineNo">448</span><a name="line.448"></a> -<span class="sourceLineNo">449</span> log.rollWriter();<a name="line.449"></a> -<span class="sourceLineNo">450</span> appendEntriesToLogAndSync(10);<a name="line.450"></a> -<span class="sourceLineNo">451</span> entryBatch = reader.take();<a name="line.451"></a> -<span class="sourceLineNo">452</span> assertEquals(walPath2, entryBatch.getLastWalPath());<a name="line.452"></a> -<span class="sourceLineNo">453</span> assertEquals(0, entryBatch.getNbEntries());<a name="line.453"></a> -<span class="sourceLineNo">454</span> assertTrue(entryBatch.isEndOfFile());<a name="line.454"></a> -<span class="sourceLineNo">455</span><a name="line.455"></a> -<span class="sourceLineNo">456</span> Path walPath3 = walQueue.peek();<a name="line.456"></a> -<span class="sourceLineNo">457</span> entryBatch = reader.take();<a name="line.457"></a> -<span class="sourceLineNo">458</span> assertEquals(walPath3, entryBatch.getLastWalPath());<a name="line.458"></a> -<span class="sourceLineNo">459</span> assertEquals(10, entryBatch.getNbEntries());<a name="line.459"></a> -<span class="sourceLineNo">460</span> assertFalse(entryBatch.isEndOfFile());<a name="line.460"></a> -<span class="sourceLineNo">461</span> }<a name="line.461"></a> -<span class="sourceLineNo">462</span><a name="line.462"></a> -<span class="sourceLineNo">463</span> private String getRow(WAL.Entry entry) {<a name="line.463"></a> -<span class="sourceLineNo">464</span> Cell cell = entry.getEdit().getCells().get(0);<a name="line.464"></a> -<span class="sourceLineNo">465</span> return Bytes.toString(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength());<a name="line.465"></a> -<span class="sourceLineNo">466</span> }<a name="line.466"></a> -<span class="sourceLineNo">467</span><a name="line.467"></a> -<span class="sourceLineNo">468</span> private void appendToLog(String key) throws IOException {<a name="line.468"></a> -<span class="sourceLineNo">469</span> final long txid = log.append(info,<a name="line.469"></a> -<span class="sourceLineNo">470</span> new WALKeyImpl(info.getEncodedNameAsBytes(), tableName, System.currentTimeMillis(),<a name="line.470"></a> -<span class="sourceLineNo">471</span> mvcc, scopes), getWALEdit(key), true);<a name="line.471"></a> -<span class="sourceLineNo">472</span> log.sync(txid);<a name="line.472"></a> -<span class="sourceLineNo">473</span> }<a name="line.473"></a> -<span class="sourceLineNo">474</span><a name="line.474"></a> -<span class="sourceLineNo">475</span> private void appendEntriesToLogAndSync(int count) throws IOException {<a name="line.475"></a> -<span class="sourceLineNo">476</span> long txid = -1L;<a name="line.476"></a> -<span class="sourceLineNo">477</span> for (int i = 0; i < count; i++) {<a name="line.477"></a> -<span class="sourceLineNo">478</span> txid = appendToLog(1);<a name="line.478"></a> -<span class="sourceLineNo">479</span> }<a name="line.479"></a> -<span class="sourceLineNo">480</span> log.sync(txid);<a name="line.480"></a> -<span class="sourceLineNo">481</span> }<a name="line.481"></a> -<span class="sourceLineNo">482</span><a name="line.482"></a> -<span class="sourceLineNo">483</span> private void appendToLogAndSync() throws IOException {<a name="line.483"></a> -<span class="sourceLineNo">484</span> appendToLogAndSync(1);<a name="line.484"></a> -<span class="sourceLineNo">485</span> }<a name="line.485"></a> -<span class="sourceLineNo">486</span><a name="line.486"></a> -<span class="sourceLineNo">487</span> private void appendToLogAndSync(int count) throws IOException {<a name="line.487"></a> -<span class="sourceLineNo">488</span> long txid = appendToLog(count);<a name="line.488"></a> -<span class="sourceLineNo">489</span> log.sync(txid);<a name="line.489"></a> -<span class="sourceLineNo">490</span> }<a name="line.490"></a> -<span class="sourceLineNo">491</span><a name="line.491"></a> -<span class="sourceLineNo">492</span> private long appendToLog(int count) throws IOException {<a name="line.492"></a> -<span class="sourceLineNo">493</span> return log.append(info, new WALKeyImpl(info.getEncodedNameAsBytes(), tableName,<a name="line.493"></a> -<span class="sourceLineNo">494</span> System.currentTimeMillis(), mvcc, scopes), getWALEdits(count), true);<a name="line.494"></a> -<span class="sourceLineNo">495</span> }<a name="line.495"></a> -<span class="sourceLineNo">496</span><a name="line.496"></a> -<span class="sourceLineNo">497</span> private WALEdit getWALEdits(int count) {<a name="line.497"></a> -<span class="sourceLineNo">498</span> WALEdit edit = new WALEdit();<a name="line.498"></a> -<span class="sourceLineNo">499</span> for (int i = 0; i < count; i++) {<a name="line.499"></a> -<span class="sourceLineNo">500</span> edit.add(new KeyValue(Bytes.toBytes(System.currentTimeMillis()), family, qualifier,<a name="line.500"></a> -<span class="sourceLineNo">501</span> System.currentTimeMillis(), qualifier));<a name="line.501"></a> -<span class="sourceLineNo">502</span> }<a name="line.502"></a> -<span class="sourceLineNo">503</span> return edit;<a name="line.503"></a> -<span class="sourceLineNo">504</span> }<a name="line.504"></a> -<span class="sourceLineNo">505</span><a name="line.505"></a> -<span class="sourceLineNo">506</span> private WALEdit getWALEdit(String row) {<a name="line.506"></a> -<span class="sourceLineNo">507</span> WALEdit edit = new WALEdit();<a name="line.507"></a> -<span class="sourceLineNo">508</span> edit.add(<a name="line.508"></a> -<span class="sourceLineNo">509</span> new KeyValue(Bytes.toBytes(row), family, qualifier, System.currentTimeMillis(), qualifier));<a name="line.509"></a> -<span class="sourceLineNo">510</span> return edit;<a name="line.510"></a> -<span class="sourceLineNo">511</span> }<a name="line.511"></a> -<span class="sourceLineNo">512</span><a name="line.512"></a> -<span class="sourceLineNo">513</span> private WALEntryFilter getDummyFilter() {<a name="line.513"></a> -<span class="sourceLineNo">514</span> return new WALEntryFilter() {<a name="line.514"></a> -<span class="sourceLineNo">515</span><a name="line.515"></a> -<span class="sourceLineNo">516</span> @Override<a name="line.516"></a> -<span class="sourceLineNo">517</span> public Entry filter(Entry entry) {<a name="line.517"></a> -<span class="sourceLineNo">518</span> return entry;<a name="line.518"></a> -<span class="sourceLineNo">519</span> }<a name="line.519"></a> -<span class="sourceLineNo">520</span> };<a name="line.520"></a> -<span class="sourceLineNo">521</span> }<a name="line.521"></a> -<span class="sourceLineNo">522</span><a name="line.522"></a> -<span class="sourceLineNo">523</span> class PathWatcher implements WALActionsListener {<a name="line.523"></a> +<span class="sourceLineNo">412</span> walPath = walQueue.peek();<a name="line.412"></a> +<span class="sourceLineNo">413</span> batch = reader.take();<a name="line.413"></a> +<span class="sourceLineNo">414</span> assertEquals(walPath, batch.getLastWalPath());<a name="line.414"></a> +<span class="sourceLineNo">415</span> assertEquals(5, batch.getNbEntries());<a name="line.415"></a> +<span class="sourceLineNo">416</span> // Actually this should be true but we haven't handled this yet since for a normal queue the<a name="line.416"></a> +<span class="sourceLineNo">417</span> // last one is always open... Not a big deal for now.<a name="line.417"></a> +<span class="sourceLineNo">418</span> assertFalse(batch.isEndOfFile());<a name="line.418"></a> +<span class="sourceLineNo">419</span><a name="line.419"></a> +<span class="sourceLineNo">420</span> assertSame(WALEntryBatch.NO_MORE_DATA, reader.take());<a name="line.420"></a> +<span class="sourceLineNo">421</span> }<a name="line.421"></a> +<span class="sourceLineNo">422</span><a name="line.422"></a> +<span class="sourceLineNo">423</span> // Testcase for HBASE-20206<a name="line.423"></a> +<span class="sourceLineNo">424</span> @Test<a name="line.424"></a> +<span class="sourceLineNo">425</span> public void testReplicationSourceWALReaderWrongPosition() throws Exception {<a name="line.425"></a> +<span class="sourceLineNo">426</span> appendEntriesToLogAndSync(1);<a name="line.426"></a> +<span class="sourceLineNo">427</span> Path walPath = walQueue.peek();<a name="line.427"></a> +<span class="sourceLineNo">428</span> log.rollWriter();<a name="line.428"></a> +<span class="sourceLineNo">429</span> appendEntriesToLogAndSync(20);<a name="line.429"></a> +<span class="sourceLineNo">430</span> TEST_UTIL.waitFor(5000, new ExplainingPredicate<Exception>() {<a name="line.430"></a> +<span class="sourceLineNo">431</span><a name="line.431"></a> +<span class="sourceLineNo">432</span> @Override<a name="line.432"></a> +<span class="sourceLineNo">433</span> public boolean evaluate() throws Exception {<a name="line.433"></a> +<span class="sourceLineNo">434</span> return fs.getFileStatus(walPath).getLen() > 0;<a name="line.434"></a> +<span class="sourceLineNo">435</span> }<a name="line.435"></a> +<span class="sourceLineNo">436</span><a name="line.436"></a> +<span class="sourceLineNo">437</span> @Override<a name="line.437"></a> +<span class="sourceLineNo">438</span> public String explainFailure() throws Exception {<a name="line.438"></a> +<span class="sourceLineNo">439</span> return walPath + " has not been closed yet";<a name="line.439"></a> +<span class="sourceLineNo">440</span> }<a name="line.440"></a> +<span class="sourceLineNo">441</span><a name="line.441"></a> +<span class="sourceLineNo">442</span> });<a name="line.442"></a> +<span class="sourceLineNo">443</span> long walLength = fs.getFileStatus(walPath).getLen();<a name="line.443"></a> +<span class="sourceLineNo">444</span><a name="line.444"></a> +<span class="sourceLineNo">445</span> ReplicationSourceWALReader reader = createReader(false, CONF);<a name="line.445"></a> +<span class="sourceLineNo">446</span><a name="line.446"></a> +<span class="sourceLineNo">447</span> WALEntryBatch entryBatch = reader.take();<a name="line.447"></a> +<span class="sourceLineNo">448</span> assertEquals(walPath, entryBatch.getLastWalPath());<a name="line.448"></a> +<span class="sourceLineNo">449</span> assertTrue("Position " + entryBatch.getLastWalPosition() + " is out of range, file length is " +<a name="line.449"></a> +<span class="sourceLineNo">450</span> walLength, entryBatch.getLastWalPosition() <= walLength);<a name="line.450"></a> +<span class="sourceLineNo">451</span> assertEquals(1, entryBatch.getNbEntries());<a name="line.451"></a> +<span class="sourceLineNo">452</span> assertTrue(entryBatch.isEndOfFile());<a name="line.452"></a> +<span class="sourceLineNo">453</span><a name="line.453"></a> +<span class="sourceLineNo">454</span> Path walPath2 = walQueue.peek();<a name="line.454"></a> +<span class="sourceLineNo">455</span> entryBatch = reader.take();<a name="line.455"></a> +<span class="sourceLineNo">456</span> assertEquals(walPath2, entryBatch.getLastWalPath());<a name="line.456"></a> +<span class="sourceLineNo">457</span> assertEquals(20, entryBatch.getNbEntries());<a name="line.457"></a> +<span class="sourceLineNo">458</span> assertFalse(entryBatch.isEndOfFile());<a name="line.458"></a> +<span class="sourceLineNo">459</span><a name="line.459"></a> +<span class="sourceLineNo">460</span> log.rollWriter();<a name="line.460"></a> +<span class="sourceLineNo">461</span> appendEntriesToLogAndSync(10);<a name="line.461"></a> +<span class="sourceLineNo">462</span> entryBatch = reader.take();<a name="line.462"></a> +<span class="sourceLineNo">463</span> assertEquals(walPath2, entryBatch.getLastWalPath());<a name="line.463"></a> +<span class="sourceLineNo">464</span> assertEquals(0, entryBatch.getNbEntries());<a name="line.464"></a> +<span class="sourceLineNo">465</span> as <TRUNCATED>
