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/*
* Copyright (c) 2004, 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.
*/
/*
* @test OptionTest
* @bug 5095072
* @summary Test for misc jdwp options, just that the option is parsed
* @author Kelly O'Hair (copied from Tim Bell's NoLaunchOptionTest)
*
* @run compile -g OptionTest.java
* @run compile -g HelloWorld.java
* @run compile -g VMConnection.java
* @run driver OptionTest
*/
import java.net.ServerSocket;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class OptionTest extends Object {
private static final Pattern TRANSPORT_ERROR_PTRN = Pattern.compile("^ERROR: transport error .+$", Pattern.MULTILINE);
private int subprocessStatus;
private static final String CR = System.getProperty("line.separator");
private static final int BUFFERSIZE = 4096;
public static final int RETSTAT = 0;
public static final int STDOUT = 1;
public static final int STDERR = 2;
/**
* Run an arbitrary command and return the results to caller.
*
* @param an array of String containing the command
* to run and any flags or parameters to the command.
*
* @return completion status, stderr and stdout as array of String
* Look for:
* return status in result[OptionTest.RETSTAT]
* standard out in result[OptionTest.STDOUT]
* standard err in result[OptionTest.STDERR]
*
*/
public String[] run (String[] cmdStrings) {
StringBuffer stdoutBuffer = new StringBuffer();
StringBuffer stderrBuffer = new StringBuffer();
System.out.print(CR + "runCommand method about to execute: ");
for (int iNdx = 0; iNdx < cmdStrings.length; iNdx++) {
System.out.print(" ");
System.out.print(cmdStrings[iNdx]);
}
System.out.println(CR);
try {
Process process = Runtime.getRuntime().exec(cmdStrings);
/*
* Gather up the output of the subprocess using non-blocking
* reads so we can get both the subprocess stdout and the
* subprocess stderr without overfilling any buffers.
*/
java.io.BufferedInputStream is =
new java.io.BufferedInputStream(process.getInputStream());
int isLen = 0;
byte[] isBuf = new byte[BUFFERSIZE];
java.io.BufferedInputStream es =
new java.io.BufferedInputStream(process.getErrorStream());
int esLen = 0;
byte[] esBuf = new byte[BUFFERSIZE];
do {
isLen = is.read(isBuf);
if (isLen > 0) {
stdoutBuffer.append(
new String(isBuf, 0, isLen));
}
esLen = es.read(esBuf);
if (esLen > 0) {
stderrBuffer.append(
new String(esBuf, 0, esLen));
}
} while ((isLen > -1) || (esLen > -1));
try {
process.waitFor();
subprocessStatus = process.exitValue();
process = null;
} catch(java.lang.InterruptedException e) {
System.err.println("InterruptedException: " + e);
}
} catch(java.io.IOException ex) {
System.err.println("IO error: " + ex);
}
String[] result =
new String[] {
Integer.toString(subprocessStatus),
stdoutBuffer.toString(),
stderrBuffer.toString()
};
System.out.println(CR + "--- Return code was: " +
CR + result[RETSTAT]);
System.out.println(CR + "--- Return stdout was: " +
CR + result[STDOUT]);
System.out.println(CR + "--- Return stderr was: " +
CR + result[STDERR]);
return result;
}
public static void main(String[] args) throws Exception {
// find a free port
ServerSocket ss = new ServerSocket(0);
int port = ss.getLocalPort();
ss.close();
String address = String.valueOf(port);
String javaExe = System.getProperty("java.home") +
java.io.File.separator + "bin" +
java.io.File.separator + "java";
String targetClass = "HelloWorld";
String baseOptions = "transport=dt_socket" +
",address=" + address +
",server=y" +
",suspend=n";
/* Option combinations to try (combos faster, fewer exec's) */
String options[] = {
"timeout=0,mutf8=y,quiet=y,stdalloc=y,strict=n",
"timeout=200000,mutf8=n,quiet=n,stdalloc=n,strict=y"
};
for ( String option : options) {
String cmds [] = {javaExe,
"-agentlib:jdwp=" + baseOptions + "," + option,
targetClass};
OptionTest myTest = new OptionTest();
String results [] = myTest.run(VMConnection.insertDebuggeeVMOptions(cmds));
if (!(results[RETSTAT].equals("0")) ||
(TRANSPORT_ERROR_PTRN.matcher(results[STDERR]).find())) {
throw new Exception("Test failed: jdwp doesn't like " + cmds[1]);
}
}
System.out.println("Testing invalid address string");
// Test invalid addresses
String badAddresses[] = {
":",
"localhost:",
"localhost:abc",
"localhost:65536",
"localhost:65F"
};
for (String badAddress : badAddresses) {
String badOptions = "transport=dt_socket" +
",address=" + badAddress +
",server=y" +
",suspend=n";
String cmds[] = {javaExe, "-agentlib:jdwp=" + badOptions, targetClass};
OptionTest myTest = new OptionTest();
String results[] = myTest.run(VMConnection.insertDebuggeeVMOptions(cmds));
if (!results[RETSTAT].equals("0") && TRANSPORT_ERROR_PTRN.matcher(results[STDERR]).find()) {
// We got expected error, test passed
}
else {
throw new Exception("Test failed: jdwp accept invalid address '" + badAddress + "'");
}
}
System.out.println("Test passed: status = 0");
}
}
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