| /** |
| * 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.sqoop.manager.netezza; |
| |
| import java.io.BufferedReader; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.io.InputStreamReader; |
| import java.sql.Connection; |
| import java.sql.PreparedStatement; |
| import java.sql.ResultSet; |
| import java.sql.SQLException; |
| import java.sql.Statement; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.io.IOUtils; |
| import org.apache.sqoop.manager.NetezzaManager; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import com.cloudera.sqoop.SqoopOptions; |
| import com.cloudera.sqoop.manager.ConnManager; |
| import com.cloudera.sqoop.testutil.CommonArgs; |
| import com.cloudera.sqoop.testutil.ImportJobTestCase; |
| import com.cloudera.sqoop.util.FileListing; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| |
| /** |
| * Test the Netezza implementation. |
| * |
| * This uses both JDBC and external tables to import data from an Netezza |
| * database into HDFS. |
| * |
| * Since this requires an Netezza Server installation, this class is named in |
| * such a way that Sqoop's default QA process does not run it. You need to run |
| * this manually with -Dtestcase=NetezzaImportManualTest. |
| * |
| */ |
| public class NetezzaImportManualTest extends ImportJobTestCase { |
| |
| public static final Log LOG = LogFactory. |
| getLog(NetezzaImportManualTest.class.getName()); |
| |
| // instance variables populated during setUp, used during tests |
| private NetezzaManager manager; |
| private Connection conn; |
| @Override |
| protected boolean useHsqldbTestServer() { |
| return false; |
| } |
| |
| @Override |
| protected String getTableName() { |
| return NetezzaTestUtils.TABLE_NAME + "_IMP_"; |
| } |
| |
| |
| private void createTable(String tableName, String... extraColumns) |
| throws SQLException { |
| PreparedStatement statement = conn.prepareStatement("DROP TABLE " |
| + tableName, ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY); |
| try { |
| statement.executeUpdate(); |
| conn.commit(); |
| } catch (SQLException sqle) { |
| conn.rollback(); |
| } finally { |
| statement.close(); |
| } |
| |
| StringBuilder sb = new StringBuilder(); |
| sb.append("CREATE TABLE " + tableName + " ("); |
| sb.append("id INT NOT NULL PRIMARY KEY, "); |
| sb.append("name VARCHAR(24) NOT NULL, "); |
| sb.append("start_date DATE, "); |
| sb.append("Salary FLOAT, "); |
| sb.append("Fired BOOL, "); |
| sb.append("dept VARCHAR(32) "); |
| for (String col : extraColumns) { |
| sb.append(", " + col + " INTEGER"); |
| } |
| sb.append(")"); |
| |
| statement = conn.prepareStatement(sb.toString(), |
| ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY); |
| try { |
| statement.executeUpdate(); |
| conn.commit(); |
| } finally { |
| statement.close(); |
| } |
| } |
| |
| private void populateTable(String tableName) throws SQLException { |
| Statement statement = conn.createStatement(); |
| try { |
| statement.executeUpdate("INSERT INTO " + tableName |
| + " VALUES(1,'Aaron','2009-05-14',1000000.00,TRUE,'engineering')"); |
| statement.executeUpdate("INSERT INTO " + tableName |
| + " VALUES(2,'Bob','2009-04-20',400.00,TRUE,'sales')"); |
| statement.executeUpdate("INSERT INTO " + tableName |
| + " VALUES(3,'Fred','2009-01-23',15.00,FALSE,'marketing')"); |
| conn.commit(); |
| } finally { |
| statement.close(); |
| } |
| } |
| |
| private void populateTableWithNull(String tableName) throws SQLException{ |
| Statement statement = conn.createStatement(); |
| try { |
| statement.executeUpdate("INSERT INTO " + tableName |
| + " VALUES(1,'Aaron','2009-05-14',1000000.00,TRUE," |
| + "'engineering',NULL,1)"); |
| statement.executeUpdate("INSERT INTO " + tableName |
| + " VALUES(2,'Bob','2009-04-20',400.00,TRUE,'sales',NULL,2)"); |
| statement.executeUpdate("INSERT INTO " + tableName |
| + " VALUES(3,'Fred','2009-01-23',15.00,FALSE,'marketing',NULL,3)"); |
| conn.commit(); |
| } finally { |
| statement.close(); |
| } |
| } |
| |
| public void setUpData() { |
| SqoopOptions options = new SqoopOptions( |
| NetezzaTestUtils.getNZConnectString(), getTableName()); |
| options.setUsername(NetezzaTestUtils.getNZUser()); |
| options.setPassword(NetezzaTestUtils.getNZPassword()); |
| try { |
| manager = new NetezzaManager(options); |
| conn = manager.getConnection(); |
| createTable(getTableName()); |
| populateTable(getTableName()); |
| String tableNameWithNull = getTableName() + "_W_N"; |
| createTable(tableNameWithNull, new String[] { "col0", "col1" }); |
| populateTableWithNull(tableNameWithNull); |
| } catch (SQLException sqlE) { |
| fail("Setup failed with SQLException " + sqlE); |
| } |
| } |
| |
| @Before |
| public void setUp() { |
| super.setUp(); |
| setUpData(); |
| } |
| |
| @After |
| public void tearDown() { |
| super.tearDown(); |
| try { |
| manager.close(); |
| } catch (SQLException sqlE) { |
| LOG.error("Got SQLException: " + sqlE.toString()); |
| fail("Got SQLException: " + sqlE.toString()); |
| } |
| } |
| |
| private String[] getExpectedResults() { |
| String [] expectedResults = { |
| "1,Aaron,2009-05-14,1000000.0,true,engineering", |
| "2,Bob,2009-04-20,400.0,true,sales", |
| "3,Fred,2009-01-23,15.0,false,marketing", |
| }; |
| |
| return expectedResults; |
| } |
| private String[] getDirectModeExpectedResults() { |
| String [] expectedResults = { |
| "1,Aaron,2009-05-14,1000000,T,engineering", |
| "2,Bob,2009-04-20,400,T,sales", |
| "3,Fred,2009-01-23,15,F,marketing", |
| }; |
| return expectedResults; |
| } |
| private String[] getExpectedResultsWithNulls() { |
| String [] expectedResults = { |
| "1,Aaron,2009-05-14,1000000.0,true,engineering,\\N,1", |
| "2,Bob,2009-04-20,400.0,true,sales,\\N,2", |
| "3,Fred,2009-01-23,15.0,false,marketing,\\N,3", |
| }; |
| |
| return expectedResults; |
| } |
| |
| private String[] getDirectModeExpectedResultsWithNulls() { |
| String [] expectedResults = { |
| "1,Aaron,2009-05-14,1000000,T,engineering,\\N,1", |
| "2,Bob,2009-04-20,400,T,sales,\\N,2", |
| "3,Fred,2009-01-23,15,F,marketing,\\N,3", |
| }; |
| |
| return expectedResults; |
| } |
| |
| private String[] getArgv(boolean isDirect, String tableName, |
| String... extraArgs) { |
| ArrayList<String> args = new ArrayList<String>(); |
| |
| CommonArgs.addHadoopFlags(args); |
| |
| args.add("--table"); |
| args.add(tableName); |
| args.add("--warehouse-dir"); |
| args.add(getWarehouseDir()); |
| args.add("--connect"); |
| args.add(NetezzaTestUtils.getNZConnectString()); |
| args.add("--username"); |
| args.add(NetezzaTestUtils.getNZUser()); |
| args.add("--password"); |
| args.add(NetezzaTestUtils.getNZPassword()); |
| args.add("--num-mappers"); |
| args.add("1"); |
| |
| if (isDirect) { |
| args.add("--direct"); |
| } |
| for (String arg : extraArgs) { |
| args.add(arg); |
| } |
| return args.toArray(new String[args.size()]); |
| } |
| |
| private void runNetezzaTest(boolean isDirect, String tableName, |
| String[] expectedResults, String... extraArgs) throws IOException { |
| |
| Path warehousePath = new Path(this.getWarehouseDir()); |
| Path tablePath = new Path(warehousePath, tableName); |
| |
| Path filePath; |
| |
| filePath = new Path(tablePath, "part-m-00000"); |
| |
| File tableFile = new File(tablePath.toString()); |
| if (tableFile.exists() && tableFile.isDirectory()) { |
| // remove the directory before running the import. |
| FileListing.recursiveDeleteDir(tableFile); |
| } |
| |
| String[] argv = getArgv(isDirect, tableName, extraArgs); |
| try { |
| runImport(argv); |
| } catch (IOException ioe) { |
| LOG.error("Got IOException during import: " + ioe.toString()); |
| ioe.printStackTrace(); |
| fail(ioe.toString()); |
| } |
| |
| File f = new File(filePath.toString()); |
| assertTrue("Could not find imported data file : " + f, f.exists()); |
| BufferedReader r = null; |
| try { |
| // Read through the file and make sure it's all there. |
| r = new BufferedReader(new InputStreamReader(new FileInputStream(f))); |
| String[] s = new String[3]; |
| for (int i = 0; i < s.length; ++i) { |
| s[i] = r.readLine(); |
| LOG.info("Line read from file = " + s[i]); |
| } |
| Arrays.sort(s); |
| for (int i = 0; i < expectedResults.length; ++i) { |
| assertEquals(expectedResults[i], s[i]); |
| } |
| } catch (IOException ioe) { |
| LOG.error("Got IOException verifying results: " + ioe.toString()); |
| ioe.printStackTrace(); |
| fail(ioe.toString()); |
| } finally { |
| IOUtils.closeStream(r); |
| } |
| } |
| |
| @Test |
| public void testNetezzaImport() throws IOException { |
| |
| runNetezzaTest(false, getTableName(), getExpectedResults()); |
| } |
| |
| @Test |
| public void testDirectImport() throws IOException { |
| runNetezzaTest(true, getTableName(), getDirectModeExpectedResults()); |
| } |
| |
| @Test |
| public void testListTables() throws IOException { |
| SqoopOptions options = new SqoopOptions( |
| NetezzaTestUtils.getNZConnectString(), getTableName()); |
| options.setUsername(NetezzaTestUtils.getNZUser()); |
| options.setPassword(NetezzaTestUtils.getNZPassword()); |
| |
| ConnManager mgr = new NetezzaManager(options); |
| String[] tables = mgr.listTables(); |
| Arrays.sort(tables); |
| assertTrue(getTableName() + " is not found!", |
| Arrays.binarySearch(tables, getTableName()) >= 0); |
| } |
| |
| @Test |
| public void testIncrementalImport() throws IOException { |
| String[] expectedResults = {}; |
| |
| String[] extraArgs = { "--incremental", "lastmodified", "--check-column", |
| "START_DATE", }; |
| |
| runNetezzaTest(false, getTableName(), expectedResults, extraArgs); |
| } |
| |
| @Test |
| public void testNullStringValue() throws Exception { |
| |
| |
| String [] extraArgs = { |
| "--null-string", "\\\\N", |
| "--null-non-string", "\\\\N", |
| }; |
| |
| String[] expectedResultsWithNulls = |
| getExpectedResultsWithNulls(); |
| String tableNameWithNull = getTableName() + "_W_N"; |
| |
| runNetezzaTest(false, tableNameWithNull, expectedResultsWithNulls, |
| extraArgs); |
| } |
| |
| @Test |
| public void testValidExtraArgs() throws Exception { |
| |
| String [] extraArgs = { |
| "--", |
| "--log-dir", "/tmp", |
| "--max-errors", "2", |
| }; |
| String[] expectedResults = getDirectModeExpectedResults(); |
| String tableName = getTableName(); |
| |
| runNetezzaTest(true, tableName, expectedResults, |
| extraArgs); |
| } |
| |
| } |