1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
/*
* Copyright (c) 2005, 2015, 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 com.sun.tools.attach.VirtualMachine;
import com.sun.tools.attach.AttachNotSupportedException;
import java.io.File;
import jdk.testlibrary.OutputAnalyzer;
import jdk.testlibrary.ProcessTools;
import jdk.testlibrary.ProcessThread;
/*
* @test
* @bug 6173612 6273707 6277253 6335921 6348630 6342019 6381757
* @summary Basic unit tests for the VM attach mechanism. Unit test for Attach
* API - this checks that a SecurityException is thrown as expected.
*
* @library /lib/testlibrary
* @modules jdk.attach
* jdk.jartool/sun.tools.jar
*
* @run build jdk.testlibrary.* Application
* @run main PermissionTest
*/
public class PermissionTest {
/*
* The actual test is in the nested class TestMain.
* The responsibility of this class is to:
* 1. Start the Application class in a separate process.
* 2. Find the pid and shutdown port of the running Application.
* 3. Run the tests in TstMain that will attach to the Application.
* 4. Shut down the Application.
*/
public static void main(String args[]) throws Throwable {
ProcessThread processThread = null;
try {
processThread = RunnerUtil.startApplication();
runTests(processThread.getPid());
} catch (Throwable t) {
System.out.println("TestPermission got unexpected exception: " + t);
t.printStackTrace();
throw t;
} finally {
// Make sure the Application process is stopped.
RunnerUtil.stopApplication(processThread);
}
}
/**
* Runs the actual test the nested class TestMain.
* The test is run in a separate process because we need to add to the classpath.
*/
private static void runTests(long pid) throws Throwable {
final String sep = File.separator;
String classpath =
System.getProperty("test.class.path", "");
String testSrc = System.getProperty("test.src", "") + sep;
// Use a policy that will NOT allow attach. Test will verify exception.
String[] args = {
"-classpath",
classpath,
"-Djava.security.manager",
String.format("-Djava.security.policy=%sjava.policy.deny", testSrc),
"PermissionTest$TestMain",
Long.toString(pid),
"true" };
OutputAnalyzer output = ProcessTools.executeTestJvm(args);
output.shouldHaveExitValue(0);
// Use a policy that will allow attach.
args = new String[] {
"-classpath",
classpath,
"-Djava.security.manager",
String.format("-Djava.security.policy=%sjava.policy.allow", testSrc),
"PermissionTest$TestMain",
Long.toString(pid),
"false" };
output = ProcessTools.executeTestJvm(args);
output.shouldHaveExitValue(0);
}
/**
* This is the actual test code. It will attach to the Application and verify
* that we get a SecurityException when that is expected.
*/
public static class TestMain {
public static void main(String args[]) throws Exception {
SecurityManager sm = System.getSecurityManager();
if (sm == null) {
throw new RuntimeException("Test configuration error - no security manager set");
}
String pid = args[0];
boolean shouldFail = Boolean.parseBoolean(args[1]);
try {
VirtualMachine.attach(pid).detach();
if (shouldFail) {
throw new RuntimeException("SecurityException should be thrown");
}
System.out.println(" - attached to target VM as expected.");
} catch (Exception x) {
// AttachNotSupportedException thrown when no providers can be loaded
if (shouldFail && ((x instanceof AttachNotSupportedException) ||
(x instanceof SecurityException))) {
System.out.println(" - exception thrown as expected.");
} else {
throw x;
}
}
}
}
}
|
