/*
* Copyright ( c ) 2019 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation .
*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
* or visit www . oracle . com if you need additional information or have any
* questions .
*
*/
import org.testng.SkipException;
import org.testng.annotations.*;
import java.io.IOException;
import java.nio.file.FileSystem;
import java.nio.file.FileSystems;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.attribute.PosixFileAttributeView;
import java.nio.file.attribute.PosixFileAttributes;
import java.nio.file.attribute.PosixFilePermission;
import java.nio.file.attribute.PosixFilePermissions;
import java.util.Map;
import java.util.Set;
import static java.nio.file.attribute.PosixFilePermission.*;
import static org.testng.Assert .assertEquals;
/**
* @ test
* @ bug 8229888
* @ summary Updating an existing zip file does not preserve original permissions
* @ library / test / lib
* @ modules jdk . zipfs
* @ run testng / othervm ZipFSPermissionsTest
* @ run testng / othervm / java . security . policy = ZipFSPermissionsTest . policy ZipFSPermissionsTest
*/
public class ZipFSPermissionsTest {
// Files used for testing
private static final Path zipFile = Path.of("zipPermsTest.zip" );
private static final Path entry0 = Path.of("Entry-0.txt" );
// Path of 2nd file to add to the Zip file
private static final Path entry1 = Path.of("Entry-1.txt" );
// Enable for permissions output
private static final boolean DEBUG = false ;
/**
* Create the files used by the test
*/
@BeforeSuite
public void setUp() throws Exception {
boolean supportsPosix = FileSystems.getDefault()
.supportedFileAttributeViews().contains("posix" );
// Check to see if File System supports POSIX permissions
if (supportsPosix) {
System.out.println("File Store Supports Posix" );
} else {
// As there is no POSIX permission support, skip running the test
throw new SkipException("Cannot set permissions on this File Store" );
}
Files.writeString(entry0, "Tennis Pro" );
Files.writeString(entry1, "Tennis is a lifetime sport!" );
}
/**
* Re - create the initial Zip file prior to each run .
*/
@BeforeMethod
public void before() throws Exception {
Files.deleteIfExists(zipFile);
zip(zipFile, Map.of("create" , "true" ), entry0);
}
/**
* Remove Zip file used by test after each run .
*/
@AfterMethod
public void tearDown() throws Exception {
Files.deleteIfExists(zipFile);
}
/**
* Remove files used by test as part of final test run clean - up
*/
@AfterSuite
public void suiteCleanUp() throws Exception {
Files.deleteIfExists(zipFile);
Files.deleteIfExists(entry0);
Files.deleteIfExists(entry1);
}
/**
* Validate that the Zip file permissions are as expected after updating the
* Zip file
* @ param newPerms The permissions to set on the Zip File before updating the
* file
* @ throws Exception If an error occurs
*/
@Test(dataProvider = "posixPermissions" )
public void testZipPerms(Set<PosixFilePermission> newPerms) throws Exception {
if (DEBUG) {
System.out.printf("Test Run with perms= %s%n" , newPerms);
}
PosixFileAttributes attrs = getPosixAttributes(zipFile);
// Permissions used to verify the results of updating the Zip file
if (newPerms == null ) {
// Use current Zip File permissions;
newPerms = attrs.permissions();
}
displayPermissions("Original permissions" , zipFile);
// Now set the new permissions
Files.setPosixFilePermissions(zipFile, newPerms);
displayPermissions("Revised permissions" , zipFile);
// Update the Zip file
zip(zipFile, Map.of(), entry1);
// Validate that the permissions are as expected after updating the
// Zip file
PosixFileAttributes afterAttrs = getPosixAttributes(zipFile);
displayPermissions("Permissions after updating the Zip File" , zipFile);
assertEquals(afterAttrs.permissions(), newPerms,
"Permissions were not updated as expected!" );
}
/**
* Display the permissions for the specified Zip file when { @ code DEBUG }
* is set to { @ code true }
*
* @ param msg String to include in the message
* @ param zipFile Path to the Zip File
* @ throws IOException If an error occurs obtaining the permissions
*/
public void displayPermissions(String msg, Path zipFile) throws IOException {
if (DEBUG) {
PosixFileAttributeView view = Files.getFileAttributeView(zipFile,
PosixFileAttributeView.class );
if (view == null ) {
System.out.println("Could not obtain a PosixFileAttributeView!" );
return ;
}
PosixFileAttributes attrs = view.readAttributes();
System.out.printf("%s: %s, Owner: %s, Group:%s, permissions: %s%n" , msg,
zipFile.getFileName(), attrs.owner().getName(),
attrs.group().getName(), PosixFilePermissions.toString(attrs.permissions()));
}
}
/**
* Create a Zip File System using the specified properties and a Zip file
* with the specified number of entries
*
* @ param zipFile Path to the Zip File to create / update
* @ param env Properties used for creating the Zip Filesystem
* @ param source The path of the file to add to the Zip File
* @ throws IOException If an error occurs while creating / updating the Zip file
*/
public void zip(Path zipFile, Map<String, String> env, Path source) throws IOException {
if (DEBUG) {
System.out.printf("File:%s, adding:%s%n" , zipFile.toAbsolutePath(), source);
}
try (FileSystem zipfs =
FileSystems.newFileSystem(zipFile, env)) {
Files.copy(source, zipfs.getPath(source.getFileName().toString()));
}
}
/**
* Returns a file ' s POSIX file attributes .
*
* @ param path The path to the Zip file
* @ return The POSIX file attributes for the specified file or
* null if the POSIX attribute view is not available
* @ throws IOException If an error occurs obtaining the POSIX attributes for
* the specified file
*/
public PosixFileAttributes getPosixAttributes(Path path) throws IOException {
PosixFileAttributes attrs = null ;
PosixFileAttributeView view =
Files.getFileAttributeView(path, PosixFileAttributeView.class );
// Return if the attribute view is not supported
if (view == null ) {
return null ;
}
attrs = view.readAttributes();
return attrs;
}
/*
* DataProvider used to verify the permissions on a Zip file
* are as expected after updating the Zip file
*/
@DataProvider(name = "posixPermissions" )
private Object[][] posixPermissions() {
return new Object[][]{
{null },
{Set.of(OWNER_READ, OWNER_WRITE, OTHERS_READ)},
{Set.of(OWNER_READ, OWNER_WRITE, OWNER_EXECUTE)},
{Set.of(OWNER_READ, OWNER_WRITE, OTHERS_READ, OTHERS_WRITE)},
{Set.of(OWNER_READ, OWNER_WRITE, OWNER_EXECUTE, OTHERS_READ,
OTHERS_WRITE, OTHERS_EXECUTE)},
{Set.of(OWNER_READ, OWNER_WRITE, OWNER_EXECUTE,
GROUP_READ, GROUP_WRITE,GROUP_EXECUTE, OTHERS_READ,
OTHERS_WRITE, OTHERS_EXECUTE)},
{Set.of(OWNER_READ, OWNER_WRITE, GROUP_READ, GROUP_WRITE,
OTHERS_READ, OTHERS_WRITE)},
};
}
}
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