/*
* Copyright (c) 2014, 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 java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FilePermission;
import java.io.IOException;
import java.nio.channels.FileChannel;
import java.nio.file.Files;
import java.nio.file.Paths;
import static java.nio.file.StandardOpenOption.CREATE_NEW;
import static java.nio.file.StandardOpenOption.WRITE;
import java.security.CodeSource;
import java.security.Permission;
import java.security.PermissionCollection;
import java.security.Permissions;
import java.security.Policy;
import java.security.ProtectionDomain;
import java.util.Arrays;
import java.util.Collections;
import java.util.Enumeration;
import java.util.List;
import java.util.Properties;
import java.util.PropertyPermission;
import java.util.UUID;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.logging.FileHandler;
import java.util.logging.LogManager;
import java.util.logging.LoggingPermission;
/**
* @test
* @bug 8059269
* @summary tests that using a simple (non composite) pattern does not lead
* to NPE when the lock file already exists.
* @run main/othervm FileHandlerPath UNSECURE
* @run main/othervm -Djava.security.manager=allow FileHandlerPath SECURE
* @author danielfuchs
* @key randomness
*/
public class FileHandlerPath {
/**
* We will test the simple pattern in two configurations.
* UNSECURE: No security manager.
* SECURE: With the security manager present - and the required
* permissions granted.
*/
public static enum TestCase {
UNSECURE, SECURE;
public void run(Properties propertyFile)
throws Exception {
System.out.println(
"Running test case: " + name());
Configure.setUp(
this, propertyFile);
test(
this.name() +
" " + propertyFile.getProperty(
"test.name"), propertyFile);
}
}
// Use a random name provided by UUID to avoid collision with other tests
static final String logFile = FileHandlerPath.
class.getSimpleName() +
"_"
+ UUID.randomUUID().toString() +
".log";
static final String tmpLogFile;
static final String userDir = System.getProperty(
"user.dir");
static final String tmpDir = System.getProperty(
"java.io.tmpdir");
private static final List<Properties> properties;
static {
tmpLogFile =
new File(tmpDir, logFile).toString();
Properties props1 =
new Properties();
Properties props2 =
new Properties();
props1.setProperty(
"test.name",
"relative file");
props1.setProperty(
"test.file.name", logFile);
props1.setProperty(FileHandler.
class.getName() +
".pattern", logFile);
props1.setProperty(FileHandler.
class.getName() +
".count",
"1");
props2.setProperty(
"test.name",
"absoluste file");
props2.setProperty(
"test.file.name", tmpLogFile);
props2.setProperty(FileHandler.
class.getName() +
".pattern",
"%t/" + logFile);
props2.setProperty(FileHandler.
class.getName() +
".count",
"1");
properties = Collections.unmodifiableList(Arrays.asList(
props1,
props2));
}
public static void main(String... args)
throws Exception {
if (args ==
null || args.length == 0) {
args =
new String[] {
TestCase.UNSECURE.name(),
TestCase.SECURE.name(),
};
}
// Sanity checks
if (!Files.isWritable(Paths.get(userDir))) {
throw new RuntimeException(userDir +
": user.dir is not writable - can't run test.");
}
if (!Files.isWritable(Paths.get(tmpDir))) {
throw new RuntimeException(tmpDir +
": java.io.tmpdir is not writable - can't run test.");
}
File[] files = {
new File(logFile),
new File(tmpLogFile),
new File(logFile+
".1"),
new File(tmpLogFile+
".1"),
new File(logFile+
".lck"),
new File(tmpLogFile+
".lck"),
new File(logFile+
".1.lck"),
new File(tmpLogFile+
".1.lck")
};
for (File log : files) {
if (log.exists()) {
throw new Exception(log +
": file already exists - can't run test.");
}
}
// Now start the real test
try {
for (String testName : args) {
for (Properties propertyFile : properties) {
TestCase test = TestCase.valueOf(testName);
test.run(propertyFile);
}
}
}
finally {
// Cleanup...
Configure.doPrivileged(() -> {
for(File log : files) {
try {
final boolean isLockFile = log.getName().endsWith(
".lck");
// lock file should already be deleted, except if the
// test failed in exception.
// log file should all be present, except if the test
// failed in exception.
if (log.exists()) {
if (!isLockFile) {
System.out.println(
"deleting "+log.toString());
}
else {
System.err.println(
"deleting lock file "+log.toString());
}
log.
delete();
}
else {
if (!isLockFile) {
System.err.println(log.toString() +
": not found.");
}
}
}
catch (Throwable t) {
// should not happen
t.printStackTrace();
}
}
});
}
}
static class Configure {
static Policy policy =
null;
static final AtomicBoolean allowAll =
new AtomicBoolean(
false);
static void setUp(TestCase test, Properties propertyFile) {
switch (test) {
case SECURE:
if (policy ==
null && System.getSecurityManager() !=
null) {
throw new IllegalStateException(
"SecurityManager already set");
}
else if (policy ==
null) {
policy =
new SimplePolicy(TestCase.SECURE, allowAll);
Policy.setPolicy(policy);
System.setSecurityManager(
new SecurityManager());
}
if (System.getSecurityManager() ==
null) {
throw new IllegalStateException(
"No SecurityManager.");
}
if (policy ==
null) {
throw new IllegalStateException(
"policy not configured");
}
break;
case UNSECURE:
if (System.getSecurityManager() !=
null) {
throw new IllegalStateException(
"SecurityManager already set");
}
break;
default:
new InternalError(
"No such testcase: " + test);
}
doPrivileged(() -> {
try {
ByteArrayOutputStream bytes =
new ByteArrayOutputStream();
propertyFile.store(bytes, propertyFile.getProperty(
"test.name"));
ByteArrayInputStream bais =
new ByteArrayInputStream(bytes.toByteArray());
LogManager.getLogManager().readConfiguration(bais);
}
catch (IOException ex) {
throw new RuntimeException(ex);
}
});
}
static void doPrivileged(Runnable run) {
allowAll.set(
true);
try {
run.run();
}
finally {
allowAll.set(
false);
}
}
}
public static void test(String name, Properties props)
throws Exception {
System.out.println(
"Testing: " + name);
String file = props.getProperty(
"test.file.name");
// create the lock files first - in order to take the path that
// used to trigger the NPE
Files.createFile(Paths.get(file +
".lck"));
Files.createFile(Paths.get(file +
".1.lck"));
final FileHandler f1 =
new FileHandler();
final FileHandler f2 =
new FileHandler();
f1.close();
f2.close();
System.out.println(
"Success for " + name);
}
static final class PermissionsBuilder {
final Permissions perms;
public PermissionsBuilder() {
this(
new Permissions());
}
public PermissionsBuilder(Permissions perms) {
this.perms = perms;
}
public PermissionsBuilder add(Permission p) {
perms.add(p);
return this;
}
public PermissionsBuilder addAll(PermissionCollection col) {
if (col !=
null) {
for (Enumeration<Permission> e = col.elements(); e.hasMoreElements(); ) {
perms.add(e.nextElement());
}
}
return this;
}
public Permissions toPermissions() {
final PermissionsBuilder builder =
new PermissionsBuilder();
builder.addAll(perms);
return builder.perms;
}
}
public static class SimplePolicy
extends Policy {
static final Policy DEFAULT_POLICY = Policy.getPolicy();
final Permissions permissions;
final Permissions allPermissions;
final AtomicBoolean allowAll;
public SimplePolicy(TestCase test, AtomicBoolean allowAll) {
this.allowAll = allowAll;
permissions =
new Permissions();
permissions.add(
new LoggingPermission(
"control",
null));
// needed by new FileHandler()
permissions.add(
new FilePermission(
"<>",
"read"));
// needed by new FileHandler()
permissions.add(
new FilePermission(logFile,
"write,delete"));
// needed by new FileHandler()
permissions.add(
new FilePermission(logFile+
".lck",
"write,delete"));
// needed by FileHandler.close()
permissions.add(
new FilePermission(logFile+
".1",
"write,delete"));
// needed by new FileHandler()
permissions.add(
new FilePermission(logFile+
".1.lck",
"write,delete"));
// needed by FileHandler.close()
permissions.add(
new FilePermission(tmpLogFile,
"write,delete"));
// needed by new FileHandler()
permissions.add(
new FilePermission(tmpLogFile+
".lck",
"write,delete"));
// needed by FileHandler.close()
permissions.add(
new FilePermission(tmpLogFile+
".1",
"write,delete"));
// needed by new FileHandler()
permissions.add(
new FilePermission(tmpLogFile+
".1.lck",
"write,delete"));
// needed by FileHandler.close()
permissions.add(
new FilePermission(userDir,
"write"));
// needed by new FileHandler()
permissions.add(
new FilePermission(tmpDir,
"write"));
// needed by new FileHandler()
permissions.add(
new PropertyPermission(
"user.dir",
"read"));
permissions.add(
new PropertyPermission(
"java.io.tmpdir",
"read"));
allPermissions =
new Permissions();
allPermissions.add(
new java.security.AllPermission());
}
@Override
public boolean implies(ProtectionDomain domain, Permission permission) {
if (allowAll.get())
return allPermissions.implies(permission);
return permissions.implies(permission) || DEFAULT_POLICY.implies(domain, permission)
;
}
@Override
public PermissionCollection getPermissions(CodeSource codesource) {
return new PermissionsBuilder().addAll(allowAll.get()
? allPermissions : permissions).toPermissions();
}
@Override
public PermissionCollection getPermissions(ProtectionDomain domain) {
return new PermissionsBuilder().addAll(allowAll.get()
? allPermissions : permissions).toPermissions();
}
}
}
