| /** |
| * 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.BufferedReader; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.InputStreamReader; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| |
| /** |
| * Utilities for mysql-based tests. |
| */ |
| public final class MySQLTestUtils { |
| |
| public static final Log LOG = LogFactory.getLog( |
| MySQLTestUtils.class.getName()); |
| |
| public static final String HOST_URL = System.getProperty( |
| "sqoop.test.mysql.connectstring.host_url", |
| "jdbc:mysql://localhost/"); |
| |
| public static final String USER_NAME = System.getProperty("sqoop.test.mysql.username", "sqoop"); |
| public static final String USER_PASS = System.getProperty("sqoop.test.mysql.password", "sqoop"); |
| |
| public static final String MYSQL_DATABASE_NAME = System.getProperty("sqoop.test.mysql.databasename", "sqooptestdb"); |
| public static final String TABLE_NAME = "EMPLOYEES_MYSQL"; |
| public static final String CONNECT_STRING = HOST_URL + MYSQL_DATABASE_NAME; |
| |
| private MySQLTestUtils() { } |
| |
| /** @return the current username. */ |
| public static String getCurrentUser() { |
| // First, check the $USER environment variable. |
| String envUser = System.getenv("USER"); |
| if (null != envUser) { |
| return envUser; |
| } |
| |
| // Try `whoami` |
| String [] whoamiArgs = new String[1]; |
| whoamiArgs[0] = "whoami"; |
| Process p = null; |
| BufferedReader r = null; |
| try { |
| p = Runtime.getRuntime().exec(whoamiArgs); |
| InputStream is = p.getInputStream(); |
| r = new BufferedReader(new InputStreamReader(is)); |
| return r.readLine(); |
| } catch (IOException ioe) { |
| LOG.error("IOException reading from `whoami`: " + ioe.toString()); |
| return null; |
| } finally { |
| // close our stream. |
| if (null != r) { |
| try { |
| r.close(); |
| } catch (IOException ioe) { |
| LOG.warn("IOException closing input stream from `whoami`: " |
| + ioe.toString()); |
| } |
| } |
| |
| // wait for whoami to exit. |
| while (p != null) { |
| try { |
| int ret = p.waitFor(); |
| if (0 != ret) { |
| LOG.error("whoami exited with error status " + ret); |
| // suppress original return value from this method. |
| return null; |
| } |
| } catch (InterruptedException ie) { |
| continue; // loop around. |
| } |
| } |
| } |
| } |
| } |