| /** |
| * 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.util; |
| |
| import java.io.IOException; |
| import java.io.BufferedWriter; |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.OutputStreamWriter; |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| |
| /** |
| * Utility methods for PostgreSQL import/export. |
| */ |
| public final class PostgreSQLUtils { |
| |
| public static final Log LOG = |
| LogFactory.getLog(PostgreSQLUtils.class.getName()); |
| |
| private PostgreSQLUtils() { |
| } |
| |
| /** Write the user's password to a file that is chmod 0600. |
| @return the filename. |
| */ |
| public static String writePasswordFile(String tmpDir, String password) |
| throws IOException { |
| File tempFile = File.createTempFile("pgpass", ".pgpass", new File(tmpDir)); |
| LOG.debug("Writing password to tempfile: " + tempFile); |
| |
| // Make sure it's only readable by the current user. |
| DirectImportUtils.setFilePermissions(tempFile, "0600"); |
| |
| // Actually write the password data into the file. |
| BufferedWriter w = new BufferedWriter( |
| new OutputStreamWriter(new FileOutputStream(tempFile))); |
| w.write("*:*:*:*:" + password); |
| w.close(); |
| return tempFile.toString(); |
| } |
| } |