| /** |
| * 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 com.cloudera.sqoop.manager; |
| |
| import java.io.BufferedWriter; |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.io.OutputStreamWriter; |
| import java.sql.Connection; |
| import java.sql.ResultSet; |
| import java.sql.Statement; |
| import java.sql.SQLException; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.junit.After; |
| import org.junit.Before; |
| |
| import com.cloudera.sqoop.SqoopOptions; |
| import com.cloudera.sqoop.TestExport; |
| import com.cloudera.sqoop.mapreduce.MySQLExportMapper; |
| import org.junit.Ignore; |
| import org.junit.Test; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| |
| /** |
| * Test the DirectMySQLManager implementation's exportJob() functionality. |
| */ |
| public class DirectMySQLExportTest extends TestExport { |
| |
| public static final Log LOG = LogFactory.getLog( |
| DirectMySQLExportTest.class.getName()); |
| |
| static final String TABLE_PREFIX = "EXPORT_MYSQL_"; |
| |
| // instance variables populated during setUp, used during tests. |
| private DirectMySQLManager manager; |
| private Connection conn; |
| private MySQLTestUtils mySQLTestUtils = new MySQLTestUtils(); |
| |
| @Override |
| protected Connection getConnection() { |
| return conn; |
| } |
| |
| @Override |
| protected boolean useHsqldbTestServer() { |
| return false; |
| } |
| |
| @Override |
| protected String getConnectString() { |
| return mySQLTestUtils.getMySqlConnectString(); |
| } |
| |
| @Override |
| protected String getTablePrefix() { |
| return TABLE_PREFIX; |
| } |
| |
| @Override |
| protected String getDropTableStatement(String tableName) { |
| return "DROP TABLE IF EXISTS " + tableName; |
| } |
| |
| @Before |
| public void setUp() { |
| super.setUp(); |
| |
| SqoopOptions options = new SqoopOptions(mySQLTestUtils.getMySqlConnectString(), |
| getTableName()); |
| options.setUsername(mySQLTestUtils.getUserName()); |
| mySQLTestUtils.addPasswordIfIsSet(options); |
| this.manager = new DirectMySQLManager(options); |
| |
| try { |
| this.conn = manager.getConnection(); |
| this.conn.setAutoCommit(false); |
| } catch (SQLException sqlE) { |
| LOG.error("Encountered SQL Exception: " + sqlE); |
| sqlE.printStackTrace(); |
| fail("SQLException when running test setUp(): " + sqlE); |
| } |
| } |
| |
| @After |
| public void tearDown() { |
| try { |
| Statement stmt = conn.createStatement(); |
| stmt.execute(getDropTableStatement(getTableName())); |
| } catch(SQLException e) { |
| LOG.error("Can't clean up the database:", e); |
| } |
| |
| super.tearDown(); |
| |
| if (null != this.conn) { |
| try { |
| this.conn.close(); |
| } catch (SQLException sqlE) { |
| LOG.error("Got SQLException closing conn: " + sqlE.toString()); |
| } |
| } |
| } |
| |
| @Override |
| protected String [] getCodeGenArgv(String... extraArgs) { |
| return super.getCodeGenArgv(mySQLTestUtils.addUserNameAndPasswordToArgs(extraArgs)); |
| } |
| |
| @Override |
| protected String [] getArgv(boolean includeHadoopFlags, |
| int rowsPerStatement, int statementsPerTx, String... additionalArgv) { |
| |
| String [] subArgv = newStrArray(mySQLTestUtils.addUserNameAndPasswordToArgs(additionalArgv),"--direct"); |
| return super.getArgv(includeHadoopFlags, rowsPerStatement, |
| statementsPerTx, subArgv); |
| } |
| |
| /** |
| * Test a single mapper that runs several transactions serially. |
| */ |
| @Test |
| public void testMultiTxExport() throws IOException, SQLException { |
| multiFileTest(1, 20, 1, |
| "-D", MySQLExportMapper.MYSQL_CHECKPOINT_BYTES_KEY + "=10"); |
| } |
| |
| /** |
| * Test an authenticated export using mysqlimport. |
| */ |
| @Test |
| public void testAuthExport() throws IOException, SQLException { |
| SqoopOptions options = new SqoopOptions(MySQLAuthTest.AUTH_CONNECT_STRING, |
| getTableName()); |
| options.setUsername(MySQLAuthTest.AUTH_TEST_USER); |
| options.setPassword(MySQLAuthTest.AUTH_TEST_PASS); |
| |
| manager = new DirectMySQLManager(options); |
| |
| Connection connection = null; |
| Statement st = null; |
| |
| String tableName = getTableName(); |
| |
| try { |
| connection = manager.getConnection(); |
| connection.setAutoCommit(false); |
| st = connection.createStatement(); |
| |
| // create a target database table. |
| st.executeUpdate("DROP TABLE IF EXISTS " + tableName); |
| st.executeUpdate("CREATE TABLE " + tableName + " (" |
| + "id INT NOT NULL PRIMARY KEY, " |
| + "msg VARCHAR(24) NOT NULL)"); |
| connection.commit(); |
| |
| // Write a file containing a record to export. |
| Path tablePath = getTablePath(); |
| Path filePath = new Path(tablePath, "datafile"); |
| Configuration conf = new Configuration(); |
| conf.set("fs.default.name", "file:///"); |
| |
| FileSystem fs = FileSystem.get(conf); |
| fs.mkdirs(tablePath); |
| OutputStream os = fs.create(filePath); |
| BufferedWriter w = new BufferedWriter(new OutputStreamWriter(os)); |
| w.write(getRecordLine(0)); |
| w.write(getRecordLine(1)); |
| w.write(getRecordLine(2)); |
| w.close(); |
| os.close(); |
| |
| // run the export and verify that the results are good. |
| runExport(getArgv(true, 10, 10, |
| "--username", MySQLAuthTest.AUTH_TEST_USER, |
| "--password", MySQLAuthTest.AUTH_TEST_PASS, |
| "--connect", MySQLAuthTest.AUTH_CONNECT_STRING)); |
| verifyExport(3, connection); |
| } catch (SQLException sqlE) { |
| LOG.error("Encountered SQL Exception: " + sqlE); |
| sqlE.printStackTrace(); |
| fail("SQLException when accessing target table. " + sqlE); |
| } finally { |
| try { |
| if (null != st) { |
| st.close(); |
| } |
| |
| if (null != connection) { |
| connection.close(); |
| } |
| } catch (SQLException sqlE) { |
| LOG.warn("Got SQLException when closing connection: " + sqlE); |
| } |
| } |
| } |
| |
| /** |
| * Test an authenticated export using mysqlimport. |
| */ |
| @Test |
| public void testEscapedByExport() throws IOException, SQLException { |
| SqoopOptions options = new SqoopOptions(MySQLAuthTest.AUTH_CONNECT_STRING, |
| getTableName()); |
| options.setUsername(MySQLAuthTest.AUTH_TEST_USER); |
| options.setPassword(MySQLAuthTest.AUTH_TEST_PASS); |
| |
| manager = new DirectMySQLManager(options); |
| |
| Connection connection = null; |
| Statement st = null; |
| |
| String tableName = getTableName(); |
| |
| try { |
| connection = manager.getConnection(); |
| connection.setAutoCommit(false); |
| st = connection.createStatement(); |
| |
| // create a target database table. |
| st.executeUpdate("DROP TABLE IF EXISTS " + tableName); |
| st.executeUpdate("CREATE TABLE " + tableName + " (" |
| + "id INT NOT NULL PRIMARY KEY, " |
| + "msg VARCHAR(24) NOT NULL, " |
| + "value VARCHAR(100) NOT NULL)"); |
| connection.commit(); |
| |
| // Write a file containing a record to export. |
| Path tablePath = getTablePath(); |
| Path filePath = new Path(tablePath, "datafile"); |
| Configuration conf = new Configuration(); |
| conf.set("fs.default.name", "file:///"); |
| |
| ColumnGenerator gen = new ColumnGenerator() { |
| public String getExportText(int rowNum) { |
| return "||" + rowNum; |
| } |
| public String getVerifyText(int rowNum) { |
| return "|" + rowNum; |
| } |
| public String getType() { |
| return "STRING"; |
| } |
| }; |
| |
| FileSystem fs = FileSystem.get(conf); |
| fs.mkdirs(tablePath); |
| OutputStream os = fs.create(filePath); |
| BufferedWriter w = new BufferedWriter(new OutputStreamWriter(os)); |
| w.write(getRecordLine(0, gen)); |
| w.write(getRecordLine(1, gen)); |
| w.write(getRecordLine(2, gen)); |
| w.close(); |
| os.close(); |
| |
| // run the export and verify that the results are good. |
| runExport(getArgv(true, 10, 10, |
| "--username", MySQLAuthTest.AUTH_TEST_USER, |
| "--password", MySQLAuthTest.AUTH_TEST_PASS, |
| "--connect", MySQLAuthTest.AUTH_CONNECT_STRING, |
| "--escaped-by", "|")); |
| verifyExport(3, connection); |
| verifyTableColumnContents(connection, tableName, "value", gen); |
| } catch (SQLException sqlE) { |
| LOG.error("Encountered SQL Exception: " + sqlE); |
| sqlE.printStackTrace(); |
| fail("SQLException when accessing target table. " + sqlE); |
| } finally { |
| try { |
| if (null != st) { |
| st.close(); |
| } |
| |
| if (null != connection) { |
| connection.close(); |
| } |
| } catch (SQLException sqlE) { |
| LOG.warn("Got SQLException when closing connection: " + sqlE); |
| } |
| } |
| } |
| |
| @Test(expected = IOException.class) |
| public void testExportInputNullStringFailsValidate() throws IOException { |
| runExport(getArgv(true, 10, 10, |
| "--username", MySQLAuthTest.AUTH_TEST_USER, |
| "--password", MySQLAuthTest.AUTH_TEST_PASS, |
| "--connect", MySQLAuthTest.AUTH_CONNECT_STRING, |
| "--input-null-string", "null")); |
| } |
| |
| @Test(expected = IOException.class) |
| public void testExportInputNullNonStringFailsValidate() throws IOException { |
| runExport(getArgv(true, 10, 10, |
| "--username", MySQLAuthTest.AUTH_TEST_USER, |
| "--password", MySQLAuthTest.AUTH_TEST_PASS, |
| "--connect", MySQLAuthTest.AUTH_CONNECT_STRING, |
| "--input-null-non-string", "null")); |
| } |
| |
| @Ignore("Ignoring this test as staging is not supported in direct mode.") |
| @Override |
| @Test |
| public void testMultiMapTextExportWithStaging() |
| throws IOException, SQLException { |
| } |
| |
| @Ignore("Ignoring this test as staging is not supported in direct mode.") |
| @Override |
| @Test |
| public void testMultiTransactionWithStaging() |
| throws IOException, SQLException { |
| } |
| |
| @Ignore("Ignoring this test as --input-null-non-string is not supported in direct mode.") |
| @Override |
| @Test |
| public void testLessColumnsInFileThanInTableInputNullIntPassed() throws IOException, SQLException { |
| } |
| |
| @Ignore("Ignoring this test as --input-null-string is not supported in direct mode.") |
| @Override |
| @Test |
| public void testLessColumnsInFileThanInTableInputNullStringPassed() throws IOException, SQLException { |
| } |
| |
| private void verifyTableColumnContents(Connection connection, |
| String table, String column, ColumnGenerator gen) |
| throws IOException, SQLException { |
| Statement st = connection.createStatement(); |
| |
| // create a target database table. |
| assertTrue(st.execute("SELECT " + column + " FROM " + table)); |
| ResultSet rs = st.getResultSet(); |
| |
| for (int row = 0; rs.next(); ++row) { |
| assertEquals(gen.getVerifyText(row), rs.getString(1)); |
| } |
| } |
| } |