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HADOOP-10732. Fix locking in credential update. (Ted Yu via omalley) 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1611416 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Owen O'Malley 2014-07-17 17:47:19 +00:00
parent 27e2008484
commit 4dd217a8c1
2 changed files with 5 additions and 0 deletions
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2
hadoop-common-project/hadoop-common/CHANGES.txt
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@ -28,6 +28,8 @@ Release 2.6.0 - UNRELEASED
HADOOP-10607. Create an API to separate credentials/password storage
from applications (Larry McCay via omalley)
HADOOP-10732. Fix locking in credential update. (Ted Yu via omalley)
OPTIMIZATIONS
BUG FIXES

3
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/alias/JavaKeyStoreProvider.java
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@ -230,6 +230,7 @@ public class JavaKeyStoreProvider extends CredentialProvider {
CredentialEntry innerSetCredential(String alias, char[] material)
throws IOException {
writeLock.lock();
try {
keyStore.setKeyEntry(alias, new SecretKeySpec(
new String(material).getBytes("UTF-8"), "AES"),
@ -237,6 +238,8 @@ public class JavaKeyStoreProvider extends CredentialProvider {
} catch (KeyStoreException e) {
throw new IOException("Can't store credential " + alias + " in " + this,
e);
} finally {
writeLock.unlock();
}
changed = true;
return new CredentialEntry(alias, material);