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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*
* ident "%Z%%M% %I% %E% SMI"
*/
import org.opensolaris.os.dtrace.*;
/**
* Prove that enable() handles multiple programs, recognizing programs
* that are already enabled and programs that were compiled by another
* consumer.
*/
public class TestEnable {
static void
exit(int status)
{
System.out.flush();
System.err.flush();
System.exit(status);
}
public static void
main(String[] args)
{
Consumer consumer = new LocalConsumer();
try {
consumer.open();
Program p0 = consumer.compile("dtrace:::BEGIN");
Program p1 = consumer.compile("syscall:::entry");
Program p2 = consumer.compile("dtrace:::END");
consumer.enable(p0);
consumer.enable(p1);
try {
consumer.go();
System.err.println("go() illegal, not all programs " +
"enabled (p0, p1)");
exit(1);
} catch (IllegalStateException e) {
System.out.println(e);
} catch (Exception e) {
e.printStackTrace();
exit(1);
}
try {
consumer.enable();
System.err.println("enable() illegal, some programs " +
"already enabled (p0, p1)");
exit(1);
} catch (IllegalStateException e) {
System.out.println(e);
} catch (Exception e) {
e.printStackTrace();
exit(1);
}
try {
consumer.enable(p0);
System.err.println("cannot enable a program that " +
"has already been enabled (p0)");
exit(1);
} catch (IllegalStateException e) {
System.out.println(e);
} catch (Exception e) {
e.printStackTrace();
exit(1);
}
consumer.enable(p2);
Program p3 = consumer.compile("syscall:::return");
try {
consumer.go();
System.err.println("go() illegal, not all programs " +
"enabled (p0, p1, p2)");
exit(1);
} catch (IllegalStateException e) {
System.out.println(e);
} catch (Exception e) {
e.printStackTrace();
exit(1);
}
try {
consumer.enable();
System.err.println("enable() illegal, some programs " +
"already enabled (p0, p1, p2)");
exit(1);
} catch (IllegalStateException e) {
System.out.println(e);
} catch (Exception e) {
e.printStackTrace();
exit(1);
}
// Try to fool the consumer with a program compiled by
// another consumer
Consumer consumer2 = new LocalConsumer();
consumer2.open();
Program p3x = consumer2.compile("syscall:::return");
try {
consumer.enable(p3x);
System.err.println("cannot enable program compiled " +
"by another consumer");
exit(1);
} catch (IllegalArgumentException e) {
System.out.println(e);
} catch (Exception e) {
e.printStackTrace();
exit(1);
} finally {
consumer2.close();
}
consumer.enable(p3);
consumer.go();
consumer.close();
// Enable all compiled programs at once
consumer = new LocalConsumer();
consumer.open();
consumer.compile("dtrace:::BEGIN");
consumer.compile("syscall:::entry");
consumer.compile("dtrace:::END");
consumer.enable();
consumer.go();
consumer.close();
exit(0);
} catch (DTraceException e) {
e.printStackTrace();
exit(1);
}
}
}
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