| /** |
| * 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.hadoop.io; |
| |
| import static org.junit.Assert.fail; |
| import static org.junit.Assume.assumeTrue; |
| |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.FileStatus; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.io.nativeio.NativeIO; |
| import org.junit.AfterClass; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| public class TestSecureIOUtils { |
| |
| private static String realOwner, realGroup; |
| private static File testFilePathIs; |
| private static File testFilePathRaf; |
| private static File testFilePathFadis; |
| private static FileSystem fs; |
| |
| @BeforeClass |
| public static void makeTestFile() throws Exception { |
| Configuration conf = new Configuration(); |
| fs = FileSystem.getLocal(conf).getRaw(); |
| testFilePathIs = |
| new File((new Path("target", TestSecureIOUtils.class.getSimpleName() |
| + "1")).toUri().getRawPath()); |
| testFilePathRaf = |
| new File((new Path("target", TestSecureIOUtils.class.getSimpleName() |
| + "2")).toUri().getRawPath()); |
| testFilePathFadis = |
| new File((new Path("target", TestSecureIOUtils.class.getSimpleName() |
| + "3")).toUri().getRawPath()); |
| for (File f : new File[] { testFilePathIs, testFilePathRaf, |
| testFilePathFadis }) { |
| FileOutputStream fos = new FileOutputStream(f); |
| fos.write("hello".getBytes("UTF-8")); |
| fos.close(); |
| } |
| |
| FileStatus stat = fs.getFileStatus( |
| new Path(testFilePathIs.toString())); |
| // RealOwner and RealGroup would be same for all three files. |
| realOwner = stat.getOwner(); |
| realGroup = stat.getGroup(); |
| } |
| |
| @Test(timeout = 10000) |
| public void testReadUnrestricted() throws IOException { |
| SecureIOUtils.openForRead(testFilePathIs, null, null).close(); |
| SecureIOUtils.openFSDataInputStream(testFilePathFadis, null, null).close(); |
| SecureIOUtils.openForRandomRead(testFilePathRaf, "r", null, null).close(); |
| } |
| |
| @Test(timeout = 10000) |
| public void testReadCorrectlyRestrictedWithSecurity() throws IOException { |
| SecureIOUtils |
| .openForRead(testFilePathIs, realOwner, realGroup).close(); |
| SecureIOUtils |
| .openFSDataInputStream(testFilePathFadis, realOwner, realGroup).close(); |
| SecureIOUtils.openForRandomRead(testFilePathRaf, "r", realOwner, realGroup) |
| .close(); |
| } |
| |
| @Test(timeout = 10000) |
| public void testReadIncorrectlyRestrictedWithSecurity() throws IOException { |
| // this will only run if libs are available |
| assumeTrue(NativeIO.isAvailable()); |
| |
| System.out.println("Running test with native libs..."); |
| String invalidUser = "InvalidUser"; |
| |
| // We need to make sure that forceSecure.. call works only if |
| // the file belongs to expectedOwner. |
| |
| // InputStream |
| try { |
| SecureIOUtils |
| .forceSecureOpenForRead(testFilePathIs, invalidUser, realGroup) |
| .close(); |
| fail("Didn't throw expection for wrong user ownership!"); |
| |
| } catch (IOException ioe) { |
| // expected |
| } |
| |
| // FSDataInputStream |
| try { |
| SecureIOUtils |
| .forceSecureOpenFSDataInputStream(testFilePathFadis, invalidUser, |
| realGroup).close(); |
| fail("Didn't throw expection for wrong user ownership!"); |
| } catch (IOException ioe) { |
| // expected |
| } |
| |
| // RandomAccessFile |
| try { |
| SecureIOUtils |
| .forceSecureOpenForRandomRead(testFilePathRaf, "r", invalidUser, |
| realGroup).close(); |
| fail("Didn't throw expection for wrong user ownership!"); |
| } catch (IOException ioe) { |
| // expected |
| } |
| } |
| |
| @Test(timeout = 10000) |
| public void testCreateForWrite() throws IOException { |
| try { |
| SecureIOUtils.createForWrite(testFilePathIs, 0777); |
| fail("Was able to create file at " + testFilePathIs); |
| } catch (SecureIOUtils.AlreadyExistsException aee) { |
| // expected |
| } |
| } |
| |
| @AfterClass |
| public static void removeTestFile() throws Exception { |
| // cleaning files |
| for (File f : new File[] { testFilePathIs, testFilePathRaf, |
| testFilePathFadis }) { |
| f.delete(); |
| } |
| } |
| } |