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HDFS-13786. EC: Display erasure coding policy for sub-directories is not working. Contributed by Ayush Saxena. 

(cherry picked from commit 2b0f977241)
This commit is contained in:
Vinayakumar B 2018-08-08 07:47:10 +05:30 committed by Xiao Chen
parent e05b38f132
commit b3f29e3504
2 changed files with 16 additions and 0 deletions
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2
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/ContentSummaryComputationContext.java
View File

@ -191,6 +191,8 @@ public class ContentSummaryComputationContext {
.getEnabledPolicyByName(ecPolicyName)
.getName();
}
} else if (inode.getParent() != null) {
return getErasureCodingPolicyName(inode.getParent());
}
} catch (IOException ioe) {
LOG.warn("Encountered error getting ec policy for "

14
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestErasureCodingPolicies.java
View File

@ -19,6 +19,7 @@ package org.apache.hadoop.hdfs;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.CommonConfigurationKeys;
import org.apache.hadoop.fs.ContentSummary;
import org.apache.hadoop.fs.CreateFlag;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
@ -153,6 +154,19 @@ public class TestErasureCodingPolicies {
assertNotNull(files[1].getErasureCodingPolicy());
}
@Test
public void testContentSummaryOfECSubdir() throws IOException {
final Path testDir = new Path("/ec");
fs.mkdir(testDir, FsPermission.getDirDefault());
fs.setErasureCodingPolicy(testDir, ecPolicy.getName());
final Path fPath = new Path("ec/file");
fs.create(fPath).close();
final Path subdir = new Path("/ec/sub");
fs.mkdir(subdir, FsPermission.getDirDefault());
ContentSummary contentSummary = fs.getContentSummary(subdir);
assertEquals(ecPolicy.getName(),contentSummary.getErasureCodingPolicy());
}
@Test
public void testBasicSetECPolicy()
throws IOException, InterruptedException {