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Posted to common-commits@hadoop.apache.org by at...@apache.org on 2011/09/21 22:04:20 UTC

svn commit: r1173820 - in /hadoop/common/branches/branch-0.20-security: ./ src/core/ src/core/org/apache/hadoop/security/ src/docs/src/documentation/content/xdocs/ src/test/org/apache/hadoop/security/

Author: atm
Date: Wed Sep 21 20:04:19 2011
New Revision: 1173820

URL: http://svn.apache.org/viewvc?rev=1173820&view=rev
Log:
HADOOP-7621. alfredo config should be in a file not readable by users (atm)

Modified:
    hadoop/common/branches/branch-0.20-security/CHANGES.txt
    hadoop/common/branches/branch-0.20-security/src/core/core-default.xml
    hadoop/common/branches/branch-0.20-security/src/core/org/apache/hadoop/security/AuthenticationFilterInitializer.java
    hadoop/common/branches/branch-0.20-security/src/docs/src/documentation/content/xdocs/HttpAuthentication.xml
    hadoop/common/branches/branch-0.20-security/src/test/org/apache/hadoop/security/TestAuthenticationFilter.java

Modified: hadoop/common/branches/branch-0.20-security/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.20-security/CHANGES.txt?rev=1173820&r1=1173819&r2=1173820&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.20-security/CHANGES.txt (original)
+++ hadoop/common/branches/branch-0.20-security/CHANGES.txt Wed Sep 21 20:04:19 2011
@@ -16,6 +16,8 @@ Release 0.20.206.0 - unreleased
     HADOOP-7666. branch-0.20-security doesn't include
                  o.a.h.security.TestAuthenticationFilter (atm)
 
+    HADOOP-7621. alfredo config should be in a file not readable by users (atm)
+
   IMPROVEMENTS
 
     MAPREDUCE-2836. Provide option to fail jobs when submitted to

Modified: hadoop/common/branches/branch-0.20-security/src/core/core-default.xml
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.20-security/src/core/core-default.xml?rev=1173820&r1=1173819&r2=1173820&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.20-security/src/core/core-default.xml (original)
+++ hadoop/common/branches/branch-0.20-security/src/core/core-default.xml Wed Sep 21 20:04:19 2011
@@ -492,8 +492,8 @@
 </property>
 
 <property>
-  <name>hadoop.http.authentication.signature.secret</name>
-  <value>hadoop</value>
+  <name>hadoop.http.authentication.signature.secret.file</name>
+  <value>${user.home}/hadoop-http-auth-signature-secret</value>
   <description>
     The signature secret for signing the authentication tokens.
     If not set a random secret is generated at startup time.

Modified: hadoop/common/branches/branch-0.20-security/src/core/org/apache/hadoop/security/AuthenticationFilterInitializer.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.20-security/src/core/org/apache/hadoop/security/AuthenticationFilterInitializer.java?rev=1173820&r1=1173819&r2=1173820&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.20-security/src/core/org/apache/hadoop/security/AuthenticationFilterInitializer.java (original)
+++ hadoop/common/branches/branch-0.20-security/src/core/org/apache/hadoop/security/AuthenticationFilterInitializer.java Wed Sep 21 20:04:19 2011
@@ -22,6 +22,9 @@ import org.apache.hadoop.conf.Configurat
 import org.apache.hadoop.http.FilterContainer;
 import org.apache.hadoop.http.FilterInitializer;
 
+import java.io.FileReader;
+import java.io.IOException;
+import java.io.Reader;
 import java.util.HashMap;
 import java.util.Map;
 
@@ -40,7 +43,9 @@ import java.util.Map;
  */
 public class AuthenticationFilterInitializer extends FilterInitializer {
 
-  private static final String PREFIX = "hadoop.http.authentication.";
+  static final String PREFIX = "hadoop.http.authentication.";
+
+  static final String SIGNATURE_SECRET_FILE = AuthenticationFilter.SIGNATURE_SECRET + ".file";
 
   /**
    * Initializes Alfredo AuthenticationFilter.
@@ -67,6 +72,25 @@ public class AuthenticationFilterInitial
       }
     }
 
+    String signatureSecretFile = filterConfig.get(SIGNATURE_SECRET_FILE);
+    if (signatureSecretFile == null) {
+      throw new RuntimeException("Undefined property: " + SIGNATURE_SECRET_FILE);
+    }
+
+    try {
+      StringBuilder secret = new StringBuilder();
+      Reader reader = new FileReader(signatureSecretFile);
+      int c = reader.read();
+      while (c > -1) {
+        secret.append((char)c);
+        c = reader.read();
+      }
+      reader.close();
+      filterConfig.put(AuthenticationFilter.SIGNATURE_SECRET, secret.toString());
+    } catch (IOException ex) {
+      throw new RuntimeException("Could not read HTTP signature secret file: " + signatureSecretFile);
+    }
+
     container.addFilter("authentication",
                         AuthenticationFilter.class.getName(),
                         filterConfig);

Modified: hadoop/common/branches/branch-0.20-security/src/docs/src/documentation/content/xdocs/HttpAuthentication.xml
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.20-security/src/docs/src/documentation/content/xdocs/HttpAuthentication.xml?rev=1173820&r1=1173819&r2=1173820&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.20-security/src/docs/src/documentation/content/xdocs/HttpAuthentication.xml (original)
+++ hadoop/common/branches/branch-0.20-security/src/docs/src/documentation/content/xdocs/HttpAuthentication.xml Wed Sep 21 20:04:19 2011
@@ -82,10 +82,12 @@
       <code>36000</code>.
       </p>
 
-      <p><code>hadoop.http.authentication.signature.secret</code>: The signature secret for  
-      signing the authentication tokens. If not set a random secret is generated at 
-      startup time. The same secret should be used for all nodes in the cluster, JobTracker, 
-      NameNode, DataNode and TastTracker. The default value is a <code>hadoop</code> value.
+      <p><code>hadoop.http.authentication.signature.secret.file</code>: The signature secret
+      file for signing the authentication tokens. If not set a random secret is generated at
+      startup time. The same secret should be used for all nodes in the cluster, JobTracker,
+      NameNode, DataNode and TastTracker. The default value is
+      <code>${user.home}/hadoop-http-auth-signature-secret</code>.
+      IMPORTANT: This file should be readable only by the Unix user running the daemons.
       </p>
         
       <p><code>hadoop.http.authentication.cookie.domain</code>: The domain to use for the HTTP 

Modified: hadoop/common/branches/branch-0.20-security/src/test/org/apache/hadoop/security/TestAuthenticationFilter.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.20-security/src/test/org/apache/hadoop/security/TestAuthenticationFilter.java?rev=1173820&r1=1173819&r2=1173820&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.20-security/src/test/org/apache/hadoop/security/TestAuthenticationFilter.java (original)
+++ hadoop/common/branches/branch-0.20-security/src/test/org/apache/hadoop/security/TestAuthenticationFilter.java Wed Sep 21 20:04:19 2011
@@ -25,15 +25,28 @@ import org.mockito.Mockito;
 import org.mockito.invocation.InvocationOnMock;
 import org.mockito.stubbing.Answer;
 
+import java.io.File;
+import java.io.FileWriter;
+import java.io.Writer;
 import java.util.Map;
 
 public class TestAuthenticationFilter extends TestCase {
 
   @SuppressWarnings("unchecked")
-  public void testConfiguration() {
+  public void testConfiguration() throws Exception {
     Configuration conf = new Configuration();
     conf.set("hadoop.http.authentication.foo", "bar");
 
+    File testDir = new File(System.getProperty("test.build.data", "/tmp"));
+    testDir.mkdirs();
+    File secretFile = new File(testDir, "http-secret.txt");
+    Writer writer = new FileWriter(new File(testDir, "http-secret.txt"));
+    writer.write("hadoop");
+    writer.close();
+    conf.set(AuthenticationFilterInitializer.PREFIX +
+             AuthenticationFilterInitializer.SIGNATURE_SECRET_FILE,
+             secretFile.getAbsolutePath());
+
     FilterContainer container = Mockito.mock(FilterContainer.class);
     Mockito.doAnswer(
       new Answer() {