Examples with AttachProvider com.sun.tools.attach.spi.AttachProvider used on opensource projects

Example 6 with AttachProvider

use of com.sun.tools.attach.spi.AttachProvider in project openj9 by eclipse.

the class TestAttachAPI method test_vmname05.

@Test
public void test_vmname05() {
    final int NUM_TARGETS = 3;
    logger.debug("starting " + testName);
    listIpcDir();
    TargetManager.setLogging(true);
    TargetManager mainTarget = launchTarget();
    TargetManager otherTarget = launchTarget();
    VirtualMachine[] mainVms = new VirtualMachine[NUM_TARGETS], otherVms = new VirtualMachine[NUM_TARGETS];
    VirtualMachineDescriptor vmd = null;
    VirtualMachineDescriptor otherVmd = null;
    try {
        List<AttachProvider> providers = com.sun.tools.attach.spi.AttachProvider.providers();
        AttachProvider myProvider = providers.get(0);
        List<VirtualMachineDescriptor> vmdList = myProvider.listVirtualMachines();
        listIpcDir();
        if (vmdList.size() < 2) {
            fail("ERROR " + testName + ": no target VMs found");
        }
        for (int i = 0; i < NUM_TARGETS; ++i) {
            String pid = mainTarget.getTargetPid();
            logger.debug("connecting to  " + pid);
            mainVms[i] = VirtualMachine.attach(pid);
        }
        for (int i = 0; i < NUM_TARGETS; ++i) {
            String pid = otherTarget.getTargetPid();
            logger.debug("connecting to  " + pid);
            otherVms[i] = VirtualMachine.attach(pid);
        }
        for (int i = 0; i < NUM_TARGETS; ++i) {
            if (!mainVms[0].equals(mainVms[i])) {
                logger.error("mainVms[0]=" + mainVms[0].id() + " mainVms[" + i + "]" + mainVms[i].id());
                fail("VirtualMachine equals for same VM");
            }
            if (!otherVms[0].equals(otherVms[i])) {
                logger.error("otherVms[0]=" + otherVms[0].id() + "otherVms[i]" + otherVms[i].id());
                fail("VirtualMachine equals for same VM");
            }
        }
        for (int i = 0; i < NUM_TARGETS; ++i) {
            AssertJUnit.assertFalse("VirtualMachine unequal for other VM", mainVms[0].equals(otherVms[i]));
        }
    } catch (AttachNotSupportedException e) {
        if ((null != vmd) && (null != otherVmd)) {
            logger.error("Trying to attach " + vmd.id() + " " + vmd.displayName() + " or " + otherVmd.id() + " " + otherVmd.displayName());
        }
        listIpcDir();
        logExceptionInfoAndFail(e);
    } catch (IOException e) {
        logExceptionInfoAndFail(e);
    } finally {
        try {
            for (int i = 0; i < NUM_TARGETS; ++i) {
                if (null != mainVms[i]) {
                    mainVms[i].detach();
                }
            }
            for (int i = 0; i < NUM_TARGETS; ++i) {
                if (null != otherVms[i]) {
                    otherVms[i].detach();
                }
            }
            String errOutput = mainTarget.getErrOutput();
            String outOutput = mainTarget.getOutOutput();
            logger.debug(outOutput);
            logger.debug(errOutput);
            errOutput = otherTarget.getErrOutput();
            outOutput = otherTarget.getOutOutput();
            logger.debug(outOutput);
            logger.debug(errOutput);
            mainTarget.terminateTarget();
            otherTarget.terminateTarget();
            errOutput = mainTarget.getErrOutput();
            outOutput = mainTarget.getOutOutput();
            logger.debug(outOutput);
            logger.debug(errOutput);
            errOutput = otherTarget.getErrOutput();
            outOutput = otherTarget.getOutOutput();
            logger.debug(outOutput);
        } catch (IOException e) {
            logExceptionInfoAndFail(e);
        }
    }
}

Example 7 with AttachProvider

use of com.sun.tools.attach.spi.AttachProvider in project openj9 by eclipse.

the class TestAttachAPI method test_attach04.

@Test
public void test_attach04() {
    logger.debug("starting " + testName);
    TargetManager target = launchTarget();
    VirtualMachine vm = null;
    VirtualMachineDescriptor vmd = null;
    try {
        List<AttachProvider> providers = com.sun.tools.attach.spi.AttachProvider.providers();
        AttachProvider myProvider = providers.get(0);
        vmd = findVmdForPid(myProvider, target.getTargetPid());
        try {
            vm = VirtualMachine.attach(vmd);
        } catch (IOException e) {
            logExceptionInfoAndFail(e);
        }
        if (null == vm) {
            fail("VirtualMachine.attach returned null");
        }
        String vmToString = vm.toString();
        String vmdToString = vmd.toString();
        logger.debug(testName + ": vm.toString()=" + vmToString);
        logger.debug(testName + ": vmd.toString()=" + vmdToString);
        String vmdId = vmd.id();
        assertTrue(vmdToString.contains(vmdId));
    } catch (AttachNotSupportedException e) {
        listIpcDir();
        logExceptionInfoAndFail(e);
    } finally {
        if (null != vm) {
            try {
                vm.detach();
            } catch (IOException e) {
                logExceptionInfoAndFail(e);
            }
        }
        target.terminateTarget();
    }
}

Example 8 with AttachProvider

use of com.sun.tools.attach.spi.AttachProvider in project openj9 by eclipse.

the class ListVms method listVms.

private static void listVms() {
    List<AttachProvider> providers = AttachProvider.providers();
    AttachProvider ap = providers.get(0);
    if (null == ap) {
        System.err.println("no attach providers available");
    }
    @SuppressWarnings("null") List<VirtualMachineDescriptor> vmds = ap.listVirtualMachines();
    System.out.println("looking for attach targets");
    for (VirtualMachineDescriptor vmd : vmds) {
        System.out.println("id: " + vmd.id() + " name: " + vmd.displayName());
    }
    System.out.println(LIST_VMS_EXIT);
    System.out.flush();
    System.out.close();
    System.err.close();
}

Example 9 with AttachProvider

use of com.sun.tools.attach.spi.AttachProvider in project openj9 by eclipse.

the class TestAttachAPI method test_vmname03.

/**
 * @testcase vmname03
 * @procedure start a process without displayName specified
 * @expect the id is an integer (PID), the displayName is the command
 * @variations
 */
@Test
public void test_vmname03() {
    logger.debug("starting " + testName);
    TargetManager target = launchTarget();
    try {
        List<AttachProvider> providers = com.sun.tools.attach.spi.AttachProvider.providers();
        AttachProvider myProvider = providers.get(0);
        List<VirtualMachineDescriptor> vmdList = myProvider.listVirtualMachines();
        if (vmdList.size() < 1) {
            fail("test_vmname03 ERROR: no target VMs found");
        }
        boolean found = false;
        Iterator<VirtualMachineDescriptor> vmi = vmdList.iterator();
        VirtualMachineDescriptor vm = null;
        while (!found && vmi.hasNext()) {
            vm = vmi.next();
            if (TestConstants.TARGET_VM_CLASS.equals(vm.displayName())) {
                found = true;
            }
        }
        if (null == vm) {
            fail("vm is null");
            return;
        }
        if (found) {
            try {
                Integer.parseInt(vm.id());
            } catch (NumberFormatException e) {
                fail("vm ID = " + vm.id());
            }
        } else {
            fail("displayName " + TestConstants.TARGET_VM_CLASS + " not found");
        }
    } finally {
        target.terminateTarget();
    }
}

Example 10 with AttachProvider

use of com.sun.tools.attach.spi.AttachProvider in project openj9 by eclipse.

the class TestAttachAPI method vmIdExists.

private boolean vmIdExists(String id, String id2, String displayName) {
    List<AttachProvider> providers = AttachProvider.providers();
    AttachProvider ap = providers.get(0);
    AssertJUnit.assertNotNull("no default attach provider", ap);
    List<VirtualMachineDescriptor> vmds = ap.listVirtualMachines();
    Iterator<VirtualMachineDescriptor> vmi = vmds.iterator();
    while (vmi.hasNext()) {
        VirtualMachineDescriptor vm = vmi.next();
        if ((id.equals(vm.id()) || id2.equals(vm.id())) && ((null == displayName) || displayName.equals(vm.displayName()))) {
            return true;
        }
    }
    return false;
}