HADOOP-12752. Improve diagnostics/use of envvar/sysprop credential propagation. Contributed by Steve Loughran.

(cherry picked from commit cf3261570a)
This commit is contained in:
cnauroth 2016-02-08 09:36:09 -08:00
parent 2451a0a8e0
commit a76611d4ec
2 changed files with 21 additions and 4 deletions

View File

@ -454,6 +454,9 @@ Release 2.8.0 - UNRELEASED
HADOOP-12759. RollingFileSystemSink should eagerly rotate directories.
(Daniel Templeton via wang)
HADOOP-12752. Improve diagnostics/use of envvar/sysprop credential
propagation (Steve Loughran via cnauroth)
OPTIMIZATIONS
HADOOP-11785. Reduce the number of listStatus operation in distcp

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@ -21,6 +21,7 @@ import static org.apache.hadoop.fs.CommonConfigurationKeys.HADOOP_USER_GROUP_MET
import static org.apache.hadoop.util.PlatformName.IBM_JAVA;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.lang.reflect.UndeclaredThrowableException;
import java.security.AccessControlContext;
@ -51,8 +52,6 @@ import javax.security.auth.login.LoginContext;
import javax.security.auth.login.LoginException;
import javax.security.auth.spi.LoginModule;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.conf.Configuration;
@ -71,6 +70,8 @@ import org.apache.hadoop.util.Shell;
import org.apache.hadoop.util.Time;
import com.google.common.annotations.VisibleForTesting;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* User and group information for Hadoop.
@ -81,7 +82,9 @@ import com.google.common.annotations.VisibleForTesting;
@InterfaceAudience.LimitedPrivate({"HDFS", "MapReduce", "HBase", "Hive", "Oozie"})
@InterfaceStability.Evolving
public class UserGroupInformation {
private static final Log LOG = LogFactory.getLog(UserGroupInformation.class);
private static final Logger LOG = LoggerFactory.getLogger(
UserGroupInformation.class);
/**
* Percentage of the ticket window to use before we renew ticket.
*/
@ -814,8 +817,19 @@ public class UserGroupInformation {
// Load the token storage file and put all of the tokens into the
// user. Don't use the FileSystem API for reading since it has a lock
// cycle (HADOOP-9212).
File source = new File(fileLocation);
LOG.debug("Reading credentials from location set in {}: {}",
HADOOP_TOKEN_FILE_LOCATION,
source.getCanonicalPath());
if (!source.isFile()) {
throw new FileNotFoundException("Source file "
+ source.getCanonicalPath() + " from "
+ HADOOP_TOKEN_FILE_LOCATION
+ " not found");
}
Credentials cred = Credentials.readTokenStorageFile(
new File(fileLocation), conf);
source, conf);
LOG.debug("Loaded {} tokens", cred.numberOfTokens());
loginUser.addCredentials(cred);
}
loginUser.spawnAutoRenewalThreadForUserCreds();