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HADOOP-9099. NetUtils.normalizeHostName fails on domains where UnknownHost resolves to an IP address. Contributed by Ivan Mitic. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1601479 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Aaron Myers 2014-06-09 18:59:53 +00:00
parent f3e1811dbd
commit d3473f1e20
2 changed files with 4 additions and 1 deletions
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3
hadoop-common-project/hadoop-common/CHANGES.txt
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@ -183,6 +183,9 @@ Release 2.5.0 - UNRELEASED
HADOOP-10647. String Format Exception in SwiftNativeFileSystemStore.java. HADOOP-10647. String Format Exception in SwiftNativeFileSystemStore.java.
(Gene Kim via stevel) (Gene Kim via stevel)
HADOOP-9099. NetUtils.normalizeHostName fails on domains where
UnknownHost resolves to an IP address. (Ivan Mitic via suresh)
Release 2.4.1 - UNRELEASED Release 2.4.1 - UNRELEASED
INCOMPATIBLE CHANGES INCOMPATIBLE CHANGES

2
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/net/TestNetUtils.java
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@ -605,7 +605,7 @@ public class TestNetUtils {
@Test @Test
public void testNormalizeHostName() { public void testNormalizeHostName() {
List<String> hosts = Arrays.asList(new String[] {"127.0.0.1", List<String> hosts = Arrays.asList(new String[] {"127.0.0.1",
"localhost", "3w.org", "UnknownHost"}); "localhost", "3w.org", "UnknownHost123"});
List<String> normalizedHosts = NetUtils.normalizeHostNames(hosts); List<String> normalizedHosts = NetUtils.normalizeHostNames(hosts);
// when ipaddress is normalized, same address is expected in return // when ipaddress is normalized, same address is expected in return
assertEquals(normalizedHosts.get(0), hosts.get(0)); assertEquals(normalizedHosts.get(0), hosts.get(0));