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From hashut...@apache.org
Subject svn commit: r1581487 - in /hive/branches/branch-0.13: common/src/java/org/apache/hadoop/hive/conf/ metastore/src/java/org/apache/hadoop/hive/metastore/txn/ metastore/src/test/org/apache/hadoop/hive/metastore/txn/
Date Tue, 25 Mar 2014 19:48:06 GMT
Author: hashutosh
Date: Tue Mar 25 19:48:05 2014
New Revision: 1581487

URL: http://svn.apache.org/r1581487
Log:
HIVE-6606 : Stand alone metastore fails to start if new transaction values not defined in
config (Alan Gates via Ashutosh Chauhan)

Modified:
    hive/branches/branch-0.13/common/src/java/org/apache/hadoop/hive/conf/HiveConf.java
    hive/branches/branch-0.13/metastore/src/java/org/apache/hadoop/hive/metastore/txn/TxnDbUtil.java
    hive/branches/branch-0.13/metastore/src/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java
    hive/branches/branch-0.13/metastore/src/test/org/apache/hadoop/hive/metastore/txn/TestTxnHandler.java

Modified: hive/branches/branch-0.13/common/src/java/org/apache/hadoop/hive/conf/HiveConf.java
URL: http://svn.apache.org/viewvc/hive/branches/branch-0.13/common/src/java/org/apache/hadoop/hive/conf/HiveConf.java?rev=1581487&r1=1581486&r2=1581487&view=diff
==============================================================================
--- hive/branches/branch-0.13/common/src/java/org/apache/hadoop/hive/conf/HiveConf.java (original)
+++ hive/branches/branch-0.13/common/src/java/org/apache/hadoop/hive/conf/HiveConf.java Tue
Mar 25 19:48:05 2014
@@ -125,8 +125,6 @@ public class HiveConf extends Configurat
       HiveConf.ConfVars.USERS_IN_ADMIN_ROLE,
       HiveConf.ConfVars.HIVE_AUTHORIZATION_MANAGER,
       HiveConf.ConfVars.HIVE_TXN_MANAGER,
-      HiveConf.ConfVars.HIVE_TXN_JDBC_DRIVER,
-      HiveConf.ConfVars.HIVE_TXN_JDBC_CONNECT_STRING,
       HiveConf.ConfVars.HIVE_TXN_TIMEOUT,
       HiveConf.ConfVars.HIVE_TXN_MAX_OPEN_BATCH,
       };
@@ -715,8 +713,6 @@ public class HiveConf extends Configurat
     // Transactions
     HIVE_TXN_MANAGER("hive.txn.manager",
         "org.apache.hadoop.hive.ql.lockmgr.DummyTxnManager"),
-    HIVE_TXN_JDBC_DRIVER("hive.txn.driver", ""),
-    HIVE_TXN_JDBC_CONNECT_STRING("hive.txn.connection.string", ""),
     // time after which transactions are declared aborted if the client has
     // not sent a heartbeat, in seconds.
     HIVE_TXN_TIMEOUT("hive.txn.timeout", 300),

Modified: hive/branches/branch-0.13/metastore/src/java/org/apache/hadoop/hive/metastore/txn/TxnDbUtil.java
URL: http://svn.apache.org/viewvc/hive/branches/branch-0.13/metastore/src/java/org/apache/hadoop/hive/metastore/txn/TxnDbUtil.java?rev=1581487&r1=1581486&r2=1581487&view=diff
==============================================================================
--- hive/branches/branch-0.13/metastore/src/java/org/apache/hadoop/hive/metastore/txn/TxnDbUtil.java
(original)
+++ hive/branches/branch-0.13/metastore/src/java/org/apache/hadoop/hive/metastore/txn/TxnDbUtil.java
Tue Mar 25 19:48:05 2014
@@ -30,8 +30,6 @@ import java.util.Properties;
  * here in a separate class so it can be shared across unit tests.
  */
 public class TxnDbUtil {
-  private final static String jdbcString = "jdbc:derby:;databaseName=metastore_db;create=true";
-  private final static String jdbcDriver = "org.apache.derby.jdbc.EmbeddedDriver";
   private final static String txnMgr = "org.apache.hadoop.hive.ql.lockmgr.DbTxnManager";
 
   /**
@@ -41,8 +39,6 @@ public class TxnDbUtil {
    * @param conf HiveConf to add these values to.
    */
   public static void setConfValues(HiveConf conf) {
-    conf.setVar(HiveConf.ConfVars.HIVE_TXN_JDBC_DRIVER, jdbcDriver);
-    conf.setVar(HiveConf.ConfVars.HIVE_TXN_JDBC_CONNECT_STRING, jdbcString);
     conf.setVar(HiveConf.ConfVars.HIVE_TXN_MANAGER, txnMgr);
     conf.setBoolVar(HiveConf.ConfVars.HIVE_SUPPORT_CONCURRENCY, true);
   }
@@ -52,8 +48,7 @@ public class TxnDbUtil {
     // intended for creating derby databases, and thus will inexorably get
     // out of date with it.  I'm open to any suggestions on how to make this
     // read the file in a build friendly way.
-    Driver driver = (Driver)Class.forName(jdbcDriver).newInstance();
-    Connection conn = driver.connect(jdbcString, new Properties());
+    Connection conn = getConnection();
     Statement s = conn.createStatement();
     s.execute("CREATE TABLE TXNS (" +
         "  TXN_ID bigint PRIMARY KEY," +
@@ -115,8 +110,7 @@ public class TxnDbUtil {
   }
 
   public static void cleanDb() throws  Exception {
-    Driver driver = (Driver)Class.forName(jdbcDriver).newInstance();
-    Connection conn = driver.connect(jdbcString, new Properties());
+    Connection conn = getConnection();
     Statement s = conn.createStatement();
     // We want to try these, whether they succeed or fail.
     try {
@@ -178,8 +172,7 @@ public class TxnDbUtil {
    * @return number of components, or 0 if there is no lock
    */
   public static int countLockComponents(long lockId) throws  Exception {
-    Driver driver = (Driver)Class.forName(jdbcDriver).newInstance();
-    Connection conn = driver.connect(jdbcString, new Properties());
+    Connection conn = getConnection();
     Statement s = conn.createStatement();
     ResultSet rs = s.executeQuery("select count(*) from hive_locks where " +
         "hl_lock_ext_id = " + lockId);
@@ -191,8 +184,7 @@ public class TxnDbUtil {
   }
 
   public static int findNumCurrentLocks() throws Exception {
-    Driver driver = (Driver)Class.forName(jdbcDriver).newInstance();
-    Connection conn = driver.connect(jdbcString, new Properties());
+    Connection conn = getConnection();
     Statement s = conn.createStatement();
     ResultSet rs = s.executeQuery("select count(*) from hive_locks");
     if (!rs.next()) return 0;
@@ -202,4 +194,17 @@ public class TxnDbUtil {
     return rc;
   }
 
+  private static Connection getConnection() throws Exception {
+    HiveConf conf = new HiveConf();
+    String jdbcDriver = HiveConf.getVar(conf, HiveConf.ConfVars.METASTORE_CONNECTION_DRIVER);
+    Driver driver = (Driver)Class.forName(jdbcDriver).newInstance();
+    Properties prop = new Properties();
+    String driverUrl = HiveConf.getVar(conf, HiveConf.ConfVars.METASTORECONNECTURLKEY);
+    String user = HiveConf.getVar(conf, HiveConf.ConfVars.METASTORE_CONNECTION_USER_NAME);
+    String passwd = HiveConf.getVar(conf, HiveConf.ConfVars.METASTOREPWD);
+    prop.put("user", user);
+    prop.put("password", passwd);
+    return driver.connect(driverUrl, prop);
+  }
+
 }

Modified: hive/branches/branch-0.13/metastore/src/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java
URL: http://svn.apache.org/viewvc/hive/branches/branch-0.13/metastore/src/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java?rev=1581487&r1=1581486&r2=1581487&view=diff
==============================================================================
--- hive/branches/branch-0.13/metastore/src/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java
(original)
+++ hive/branches/branch-0.13/metastore/src/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java
Tue Mar 25 19:48:05 2014
@@ -75,10 +75,8 @@ public class TxnHandler {
     checkQFileTestHack();
 
     // Set up the JDBC connection pool
-    String connString =
-        HiveConf.getVar(conf, HiveConf.ConfVars.HIVE_TXN_JDBC_CONNECT_STRING);
     try {
-      setupJdbcConnectionPool(connString);
+      setupJdbcConnectionPool();
     } catch (SQLException e) {
       String msg = "Unable to instantiate JDBC connection pooling, " + e.getMessage();
       LOG.error(msg);
@@ -1261,13 +1259,19 @@ public class TxnHandler {
     }
   }
 
-  private synchronized void setupJdbcConnectionPool(String driverUrl) throws SQLException
{
+  private synchronized void setupJdbcConnectionPool() throws SQLException {
     if (connPool != null) return;
 
+    String driverUrl = HiveConf.getVar(conf, HiveConf.ConfVars.METASTORECONNECTURLKEY);
+    String user = HiveConf.getVar(conf, HiveConf.ConfVars.METASTORE_CONNECTION_USER_NAME);
+    String passwd = HiveConf.getVar(conf, HiveConf.ConfVars.METASTOREPWD);
+
     BoneCPConfig config = new BoneCPConfig();
     config.setJdbcUrl(driverUrl);
     config.setMaxConnectionsPerPartition(10);
     config.setPartitionCount(1);
+    config.setUser(user);
+    config.setPassword(passwd);
     connPool = new BoneCP(config);
   }
 

Modified: hive/branches/branch-0.13/metastore/src/test/org/apache/hadoop/hive/metastore/txn/TestTxnHandler.java
URL: http://svn.apache.org/viewvc/hive/branches/branch-0.13/metastore/src/test/org/apache/hadoop/hive/metastore/txn/TestTxnHandler.java?rev=1581487&r1=1581486&r2=1581487&view=diff
==============================================================================
--- hive/branches/branch-0.13/metastore/src/test/org/apache/hadoop/hive/metastore/txn/TestTxnHandler.java
(original)
+++ hive/branches/branch-0.13/metastore/src/test/org/apache/hadoop/hive/metastore/txn/TestTxnHandler.java
Tue Mar 25 19:48:05 2014
@@ -920,25 +920,6 @@ public class TestTxnHandler {
     }
   }
 
-  @Ignore // This test breaks the others when it unsets the value
-  @Test
-  public void testNoJDBCDriver() throws Exception {
-    HiveConf confCopy = new HiveConf(conf);
-    confCopy.unset(HiveConf.ConfVars.HIVE_TXN_JDBC_DRIVER.varname);
-    boolean sawException = false;
-    try {
-      TxnHandler tt = new TxnHandler(confCopy);
-    } catch (Exception e) {
-      if (e instanceof RuntimeException && e.getMessage().contains("JDBC " +
-          "driver for transaction db not set")) {
-        sawException = true;
-      } else {
-        throw e;
-      }
-    }
-    assertTrue(sawException);
-  }
-
   @Test
   public void testCompactMajorWithPartition() throws Exception {
     CompactionRequest rqst = new CompactionRequest("foo", "bar", CompactionType.MAJOR);



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