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From yjzhan...@apache.org
Subject hadoop git commit: HADOOP-13720. Add more info to the msgs printed in AbstractDelegationTokenSecretManager. Contributed by Yongjun Zhang.
Date Fri, 11 Nov 2016 07:04:47 GMT
Repository: hadoop
Updated Branches:
  refs/heads/trunk 470bdaa27 -> fd2f22ade


HADOOP-13720. Add more info to the msgs printed in AbstractDelegationTokenSecretManager. Contributed
by Yongjun Zhang.


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/fd2f22ad
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/fd2f22ad
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/fd2f22ad

Branch: refs/heads/trunk
Commit: fd2f22adec5c2f21f792045dbfde9385c21403ec
Parents: 470bdaa
Author: Yongjun Zhang <yzhang@cloudera.com>
Authored: Thu Nov 10 22:21:54 2016 -0800
Committer: Yongjun Zhang <yzhang@cloudera.com>
Committed: Thu Nov 10 22:42:59 2016 -0800

----------------------------------------------------------------------
 .../AbstractDelegationTokenSecretManager.java   | 69 +++++++++++++-------
 .../main/java/org/apache/hadoop/util/Time.java  | 18 +++++
 .../org/apache/hadoop/io/file/tfile/Timer.java  | 52 +++++++--------
 .../java/org/apache/hadoop/util/TestTime.java   | 50 ++++++++++++++
 4 files changed, 136 insertions(+), 53 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hadoop/blob/fd2f22ad/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.java
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.java
b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.java
index cc2efc9..0e311dd 100644
--- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.java
+++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.java
@@ -53,6 +53,10 @@ extends AbstractDelegationTokenIdentifier>
   private static final Log LOG = LogFactory
       .getLog(AbstractDelegationTokenSecretManager.class);
 
+  private String formatTokenId(TokenIdent id) {
+    return "(" + id + ")";
+  }
+
   /** 
    * Cache of currently valid tokens, mapping from DelegationTokenIdentifier 
    * to DelegationTokenInformation. Protected by this object lock.
@@ -312,7 +316,8 @@ extends AbstractDelegationTokenIdentifier>
     int keyId = identifier.getMasterKeyId();
     DelegationKey dKey = allKeys.get(keyId);
     if (dKey == null) {
-      LOG.warn("No KEY found for persisted identifier " + identifier.toString());
+      LOG.warn("No KEY found for persisted identifier "
+          + formatTokenId(identifier));
       return;
     }
     byte[] password = createPassword(identifier.getBytes(), dKey.getKey());
@@ -323,7 +328,8 @@ extends AbstractDelegationTokenIdentifier>
       currentTokens.put(identifier, new DelegationTokenInformation(renewDate,
           password, getTrackingIdIfEnabled(identifier)));
     } else {
-      throw new IOException("Same delegation token being added twice.");
+      throw new IOException("Same delegation token being added twice: "
+          + formatTokenId(identifier));
     }
   }
 
@@ -393,7 +399,7 @@ extends AbstractDelegationTokenIdentifier>
     identifier.setMaxDate(now + tokenMaxLifetime);
     identifier.setMasterKeyId(currentKey.getKeyId());
     identifier.setSequenceNumber(sequenceNum);
-    LOG.info("Creating password for identifier: " + identifier
+    LOG.info("Creating password for identifier: " + formatTokenId(identifier)
         + ", currentKey: " + currentKey.getKeyId());
     byte[] password = createPassword(identifier.getBytes(), currentKey.getKey());
     DelegationTokenInformation tokenInfo = new DelegationTokenInformation(now
@@ -401,7 +407,8 @@ extends AbstractDelegationTokenIdentifier>
     try {
       storeToken(identifier, tokenInfo);
     } catch (IOException ioe) {
-      LOG.error("Could not store token !!", ioe);
+      LOG.error("Could not store token " + formatTokenId(identifier) + "!!",
+          ioe);
     }
     return password;
   }
@@ -418,11 +425,14 @@ extends AbstractDelegationTokenIdentifier>
     assert Thread.holdsLock(this);
     DelegationTokenInformation info = getTokenInfo(identifier);
     if (info == null) {
-      throw new InvalidToken("token (" + identifier.toString()
-          + ") can't be found in cache");
+      throw new InvalidToken("token " + formatTokenId(identifier)
+          + " can't be found in cache");
     }
-    if (info.getRenewDate() < Time.now()) {
-      throw new InvalidToken("token (" + identifier.toString() + ") is expired");
+    long now = Time.now();
+    if (info.getRenewDate() < now) {
+      throw new InvalidToken("token " + formatTokenId(identifier) + " is " +
+          "expired, current time: " + Time.formatTime(now) +
+          " expected renewal time: " + Time.formatTime(info.getRenewDate()));
     }
     return info;
   }
@@ -458,8 +468,8 @@ extends AbstractDelegationTokenIdentifier>
       throws InvalidToken {
     byte[] storedPassword = retrievePassword(identifier);
     if (!Arrays.equals(password, storedPassword)) {
-      throw new InvalidToken("token (" + identifier
-          + ") is invalid, password doesn't match");
+      throw new InvalidToken("token " + formatTokenId(identifier)
+          + " is invalid, password doesn't match");
     }
   }
   
@@ -477,32 +487,39 @@ extends AbstractDelegationTokenIdentifier>
     DataInputStream in = new DataInputStream(buf);
     TokenIdent id = createIdentifier();
     id.readFields(in);
-    LOG.info("Token renewal for identifier: " + id + "; total currentTokens "
-        +  currentTokens.size());
+    LOG.info("Token renewal for identifier: " + formatTokenId(id)
+        + "; total currentTokens " +  currentTokens.size());
 
     long now = Time.now();
     if (id.getMaxDate() < now) {
-      throw new InvalidToken(renewer + " tried to renew an expired token");
+      throw new InvalidToken(renewer + " tried to renew an expired token "
+          + formatTokenId(id) + " max expiration date: "
+          + Time.formatTime(id.getMaxDate())
+          + " currentTime: " + Time.formatTime(now));
     }
     if ((id.getRenewer() == null) || (id.getRenewer().toString().isEmpty())) {
       throw new AccessControlException(renewer +
-          " tried to renew a token without a renewer");
+          " tried to renew a token " + formatTokenId(id)
+          + " without a renewer");
     }
     if (!id.getRenewer().toString().equals(renewer)) {
-      throw new AccessControlException(renewer +
-          " tries to renew a token with renewer " + id.getRenewer());
+      throw new AccessControlException(renewer
+          + " tries to renew a token " + formatTokenId(id)
+          + " with non-matching renewer " + id.getRenewer());
     }
     DelegationKey key = getDelegationKey(id.getMasterKeyId());
     if (key == null) {
       throw new InvalidToken("Unable to find master key for keyId="
           + id.getMasterKeyId()
-          + " from cache. Failed to renew an unexpired token"
-          + " with sequenceNumber=" + id.getSequenceNumber());
+          + " from cache. Failed to renew an unexpired token "
+          + formatTokenId(id) + " with sequenceNumber="
+          + id.getSequenceNumber());
     }
     byte[] password = createPassword(token.getIdentifier(), key.getKey());
     if (!Arrays.equals(password, token.getPassword())) {
-      throw new AccessControlException(renewer +
-          " is trying to renew a token with wrong password");
+      throw new AccessControlException(renewer
+          + " is trying to renew a token "
+          + formatTokenId(id) + " with wrong password");
     }
     long renewTime = Math.min(id.getMaxDate(), now + tokenRenewInterval);
     String trackingId = getTrackingIdIfEnabled(id);
@@ -510,7 +527,8 @@ extends AbstractDelegationTokenIdentifier>
         password, trackingId);
 
     if (getTokenInfo(id) == null) {
-      throw new InvalidToken("Renewal request for unknown token");
+      throw new InvalidToken("Renewal request for unknown token "
+          + formatTokenId(id));
     }
     updateToken(id, info);
     return renewTime;
@@ -528,10 +546,11 @@ extends AbstractDelegationTokenIdentifier>
     DataInputStream in = new DataInputStream(buf);
     TokenIdent id = createIdentifier();
     id.readFields(in);
-    LOG.info("Token cancellation requested for identifier: " + id);
+    LOG.info("Token cancellation requested for identifier: "
+        + formatTokenId(id));
     
     if (id.getUser() == null) {
-      throw new InvalidToken("Token with no owner");
+      throw new InvalidToken("Token with no owner " + formatTokenId(id));
     }
     String owner = id.getUser().getUserName();
     Text renewer = id.getRenewer();
@@ -541,11 +560,11 @@ extends AbstractDelegationTokenIdentifier>
         && (renewer == null || renewer.toString().isEmpty() || !cancelerShortName
             .equals(renewer.toString()))) {
       throw new AccessControlException(canceller
-          + " is not authorized to cancel the token");
+          + " is not authorized to cancel the token " + formatTokenId(id));
     }
     DelegationTokenInformation info = currentTokens.remove(id);
     if (info == null) {
-      throw new InvalidToken("Token not found");
+      throw new InvalidToken("Token not found " + formatTokenId(id));
     }
     removeStoredToken(id);
     return id;

http://git-wip-us.apache.org/repos/asf/hadoop/blob/fd2f22ad/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/Time.java
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/Time.java
b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/Time.java
index 20e2965..e96fa77 100644
--- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/Time.java
+++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/Time.java
@@ -17,6 +17,8 @@
  */
 package org.apache.hadoop.util;
 
+import java.text.SimpleDateFormat;
+
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 
@@ -32,6 +34,14 @@ public final class Time {
    */
   private static final long NANOSECONDS_PER_MILLISECOND = 1000000;
 
+  private static final ThreadLocal<SimpleDateFormat> DATE_FORMAT =
+      new ThreadLocal<SimpleDateFormat>() {
+    @Override
+    protected SimpleDateFormat initialValue() {
+      return new SimpleDateFormat("yyyy-MM-dd HH:mm:ss,SSSZ");
+    }
+  };
+
   /**
    * Current system time.  Do not use this to calculate a duration or interval
    * to sleep, because it will be broken by settimeofday.  Instead, use
@@ -54,4 +64,12 @@ public final class Time {
   public static long monotonicNow() {
     return System.nanoTime() / NANOSECONDS_PER_MILLISECOND;
   }
+
+  /**
+   * Convert time in millisecond to human readable format.
+   * @return a human readable string for the input time
+   */
+  public static String formatTime(long millis) {
+    return DATE_FORMAT.get().format(millis);
+  }
 }

http://git-wip-us.apache.org/repos/asf/hadoop/blob/fd2f22ad/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/io/file/tfile/Timer.java
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/io/file/tfile/Timer.java
b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/io/file/tfile/Timer.java
index ee2286a..0987d44 100644
--- a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/io/file/tfile/Timer.java
+++ b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/io/file/tfile/Timer.java
@@ -17,8 +17,6 @@
 package org.apache.hadoop.io.file.tfile;
 
 import java.io.IOException;
-import java.text.DateFormat;
-import java.text.SimpleDateFormat;
 
 import org.apache.hadoop.util.Time;
 
@@ -30,36 +28,34 @@ import org.apache.hadoop.util.Time;
 public  class Timer {
   long startTimeEpoch;
   long finishTimeEpoch;
-  private DateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
   
   public void startTime() throws IOException {
-      startTimeEpoch = Time.now();
-    }
+    startTimeEpoch = Time.now();
+  }
 
-    public void stopTime() throws IOException {
-      finishTimeEpoch = Time.now();
-    }
+  public void stopTime() throws IOException {
+    finishTimeEpoch = Time.now();
+  }
 
-    public long getIntervalMillis() throws IOException {
-      return finishTimeEpoch - startTimeEpoch;
-    }
-  
-    public void printlnWithTimestamp(String message) throws IOException {
-      System.out.println(formatCurrentTime() + "  " + message);
-    }
-  
-    public String formatTime(long millis) {
-      return formatter.format(millis);
-    }
-    
-    public String getIntervalString() throws IOException {
-      long time = getIntervalMillis();
-      return formatTime(time);
-    }
-    
-    public String formatCurrentTime() {
-      return formatTime(Time.now());
-    }
+  public long getIntervalMillis() throws IOException {
+    return finishTimeEpoch - startTimeEpoch;
+  }
+
+  public void printlnWithTimestamp(String message) throws IOException {
+    System.out.println(formatCurrentTime() + "  " + message);
+  }
+
+  public String formatTime(long millis) {
+    return Time.formatTime(millis);
+  }
+
+  public String getIntervalString() throws IOException {
+    long time = getIntervalMillis();
+    return formatTime(time);
+  }
 
+  public String formatCurrentTime() {
+    return formatTime(Time.now());
+  }
 }
 

http://git-wip-us.apache.org/repos/asf/hadoop/blob/fd2f22ad/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/util/TestTime.java
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/util/TestTime.java
b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/util/TestTime.java
new file mode 100644
index 0000000..360e5f8
--- /dev/null
+++ b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/util/TestTime.java
@@ -0,0 +1,50 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hadoop.util;
+
+import static org.junit.Assert.assertEquals;
+
+import java.text.SimpleDateFormat;
+
+import org.junit.Test;
+
+/**
+ * A JUnit test to test {@link Time}.
+ */
+public class TestTime {
+
+  private static final ThreadLocal<SimpleDateFormat> DATE_FORMAT =
+      new ThreadLocal<SimpleDateFormat>() {
+    @Override
+    protected SimpleDateFormat initialValue() {
+      return new SimpleDateFormat("yyyy-MM-dd HH:mm:ss,SSSZ");
+    }
+  };
+
+  /**
+   * Test formatTime.
+   * @throws IOException
+   */
+  @Test
+  public void testFormatTime() {
+    long time = Time.now();
+    assertEquals(Time.formatTime(time),
+        DATE_FORMAT.get().format(time));
+  }
+}


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