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HDFS-12913. TestDNFencingWithReplication sometimes fails because of NameNode in standby state. Contributed by Zsolt Venczel.

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This commit is contained in:
Sean Mackrory 2018-01-04 08:22:01 -07:00
parent 2a48b3594c
commit 45a47198b4
1 changed files with 8 additions and 4 deletions
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12
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/ha/TestDNFencingWithReplication.java
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@ -60,11 +60,14 @@ public class TestDNFencingWithReplication {
private static class ReplicationToggler extends RepeatingTestThread {
private final FileSystem fs;
private final Path path;
private final MiniDFSCluster cluster;
public ReplicationToggler(TestContext ctx, FileSystem fs, Path p) {
ReplicationToggler(TestContext ctx, FileSystem fs, Path p,
MiniDFSCluster cluster) {
super(ctx);
this.fs = fs;
this.path = p;
this.cluster = cluster;
}
@Override
@ -81,6 +84,7 @@ private void waitForReplicas(final int replicas) throws Exception {
@Override
public Boolean get() {
try {
cluster.waitActive();
BlockLocation[] blocks = fs.getFileBlockLocations(path, 0, 10);
Assert.assertEquals(1, blocks.length);
return blocks[0].getHosts().length == replicas;
@ -90,8 +94,8 @@ public Boolean get() {
}
}, 100, 60000);
} catch (TimeoutException te) {
throw new IOException("Timed out waiting for " + replicas + " replicas " +
"on path " + path);
throw new IOException("Timed out waiting for " + replicas +
" replicas on path " + path);
}
}
@ -122,7 +126,7 @@ public void testFencingStress() throws Exception {
for (int i = 0; i < NUM_THREADS; i++) {
Path p = new Path("/test-" + i);
DFSTestUtil.createFile(fs, p, BLOCK_SIZE*10, (short)3, (long)i);
togglers.addThread(new ReplicationToggler(togglers, fs, p));
togglers.addThread(new ReplicationToggler(togglers, fs, p, cluster));
}
// Start a separate thread which will make sure that replication