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From amansi...@apache.org
Subject [2/2] drill git commit: DRILL-4143: parquet metadata is only opened in drillbituser (process user)'s security context. Adding unit test for impersonated metadata update.
Date Fri, 20 May 2016 21:57:04 GMT
DRILL-4143: parquet metadata is only opened in drillbituser (process user)'s security context.
Adding unit test for impersonated metadata update.


Project: http://git-wip-us.apache.org/repos/asf/drill/repo
Commit: http://git-wip-us.apache.org/repos/asf/drill/commit/3d92d282
Tree: http://git-wip-us.apache.org/repos/asf/drill/tree/3d92d282
Diff: http://git-wip-us.apache.org/repos/asf/drill/diff/3d92d282

Branch: refs/heads/master
Commit: 3d92d2829db2929e53c36df27f9979d6ff7a079a
Parents: bd6079c
Author: chunhui-shi <cshi@maprtech.com>
Authored: Thu Apr 7 00:05:22 2016 -0700
Committer: Aman Sinha <asinha@maprtech.com>
Committed: Fri May 20 14:49:19 2016 -0700

----------------------------------------------------------------------
 .../drill/exec/store/parquet/Metadata.java      |  4 +++-
 .../TestImpersonationMetadata.java              | 24 ++++++++++++++++++++
 2 files changed, 27 insertions(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/drill/blob/3d92d282/exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/Metadata.java
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/Metadata.java
b/exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/Metadata.java
index 952f379..d7d31e5 100644
--- a/exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/Metadata.java
+++ b/exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/Metadata.java
@@ -27,7 +27,9 @@ import java.util.concurrent.TimeUnit;
 
 import org.apache.drill.common.expression.SchemaPath;
 import org.apache.drill.exec.store.TimedRunnable;
+import org.apache.drill.exec.store.dfs.DrillFileSystem;
 import org.apache.drill.exec.store.dfs.DrillPathFilter;
+import org.apache.drill.exec.util.ImpersonationUtil;
 import org.apache.hadoop.fs.BlockLocation;
 import org.apache.hadoop.fs.FSDataInputStream;
 import org.apache.hadoop.fs.FSDataOutputStream;
@@ -131,7 +133,7 @@ public class Metadata {
   }
 
   private Metadata(FileSystem fs) {
-    this.fs = fs;
+    this.fs = ImpersonationUtil.createFileSystem(ImpersonationUtil.getProcessUserName(),
fs.getConf());
   }
 
   /**

http://git-wip-us.apache.org/repos/asf/drill/blob/3d92d282/exec/java-exec/src/test/java/org/apache/drill/exec/impersonation/TestImpersonationMetadata.java
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/java/org/apache/drill/exec/impersonation/TestImpersonationMetadata.java
b/exec/java-exec/src/test/java/org/apache/drill/exec/impersonation/TestImpersonationMetadata.java
index d5f191b..2121b6f 100644
--- a/exec/java-exec/src/test/java/org/apache/drill/exec/impersonation/TestImpersonationMetadata.java
+++ b/exec/java-exec/src/test/java/org/apache/drill/exec/impersonation/TestImpersonationMetadata.java
@@ -36,6 +36,7 @@ import java.util.Map;
 import static org.hamcrest.core.StringContains.containsString;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertThat;
+import static org.junit.Assert.assertTrue;
 
 /**
  * Tests impersonation on metadata related queries as SHOW FILES, SHOW TABLES, CREATE VIEW,
CREATE TABLE and DROP TABLE
@@ -360,6 +361,29 @@ public class TestImpersonationMetadata extends BaseTestImpersonation
{
         containsString("SYSTEM ERROR: RemoteException: Permission denied: user=drillTestUser2,
access=WRITE, inode=\"/drillTestGrp0_755/"));
   }
 
+  @Test
+  public void testRefreshMetadata() throws Exception {
+    final String tableName = "nation1";
+    final String tableWS = "drillTestGrp1_700";
+
+    updateClient(user1);
+    test("USE " + Joiner.on(".").join(MINIDFS_STORAGE_PLUGIN_NAME, tableWS));
+
+    test("CREATE TABLE " + tableName + " partition by (n_regionkey) AS SELECT * " +
+              "FROM cp.`tpch/nation.parquet`;");
+
+    test( "refresh table metadata " + tableName + ";");
+
+    test("SELECT * FROM " + tableName + ";");
+
+    final Path tablePath = new Path(Path.SEPARATOR + tableWS + Path.SEPARATOR + tableName);
+    assertTrue ( fs.exists(tablePath) && fs.isDirectory(tablePath));
+    fs.mkdirs(new Path(tablePath, "tmp5"));
+
+    test("SELECT * from " + tableName + ";");
+
+  }
+
   @AfterClass
   public static void removeMiniDfsBasedStorage() throws Exception {
     getDrillbitContext().getStorage().deletePlugin(MINIDFS_STORAGE_PLUGIN_NAME);


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