Java Code Examples for com.sun.tools.attach.VirtualMachineDescriptor#id()

public VirtualMachine attachVirtualMachine(VirtualMachineDescriptor vmd)
    throws AttachNotSupportedException, IOException
{
    if (vmd.provider() != this) {
        throw new AttachNotSupportedException("provider mismatch");
    }
    // To avoid re-checking if the VM if attachable, we check if the descriptor
    // is for a hotspot VM - these descriptors are created by the listVirtualMachines
    // implementation which only returns a list of attachable VMs.
    if (vmd instanceof HotSpotVirtualMachineDescriptor) {
        assert ((HotSpotVirtualMachineDescriptor)vmd).isAttachable();
        checkAttachPermission();
        return new AixVirtualMachine(this, vmd.id());
    } else {
        return attachVirtualMachine(vmd.id());
    }
}
 

public VirtualMachine attachVirtualMachine(VirtualMachineDescriptor vmd)
    throws AttachNotSupportedException, IOException
{
    if (vmd.provider() != this) {
        throw new AttachNotSupportedException("provider mismatch");
    }
    // To avoid re-checking if the VM if attachable, we check if the descriptor
    // is for a hotspot VM - these descriptors are created by the listVirtualMachines
    // implementation which only returns a list of attachable VMs.
    if (vmd instanceof HotSpotVirtualMachineDescriptor) {
        assert ((HotSpotVirtualMachineDescriptor)vmd).isAttachable();
        checkAttachPermission();
        return new BsdVirtualMachine(this, vmd.id());
    } else {
        return attachVirtualMachine(vmd.id());
    }
}
 

public VirtualMachine attachVirtualMachine(VirtualMachineDescriptor vmd)
    throws AttachNotSupportedException, IOException
{
    if (vmd.provider() != this) {
        throw new AttachNotSupportedException("provider mismatch");
    }
    // To avoid re-checking if the VM if attachable, we check if the descriptor
    // is for a hotspot VM - these descriptors are created by the listVirtualMachines
    // implementation which only returns a list of attachable VMs.
    if (vmd instanceof HotSpotVirtualMachineDescriptor) {
        assert ((HotSpotVirtualMachineDescriptor)vmd).isAttachable();
        checkAttachPermission();
        return new BsdVirtualMachine(this, vmd.id());
    } else {
        return attachVirtualMachine(vmd.id());
    }
}
 

public VirtualMachine attachVirtualMachine(VirtualMachineDescriptor vmd)
    throws AttachNotSupportedException, IOException
{
    if (vmd.provider() != this) {
        throw new AttachNotSupportedException("provider mismatch");
    }
    // To avoid re-checking if the VM if attachable, we check if the descriptor
    // is for a hotspot VM - these descriptors are created by the listVirtualMachines
    // implementation which only returns a list of attachable VMs.
    if (vmd instanceof HotSpotVirtualMachineDescriptor) {
        assert ((HotSpotVirtualMachineDescriptor)vmd).isAttachable();
        checkAttachPermission();
        return new LinuxVirtualMachine(this, vmd.id());
    } else {
        return attachVirtualMachine(vmd.id());
    }
}
 

public VirtualMachine attachVirtualMachine(VirtualMachineDescriptor vmd)
    throws AttachNotSupportedException, IOException
{
    if (vmd.provider() != this) {
        throw new AttachNotSupportedException("provider mismatch");
    }
    // To avoid re-checking if the VM if attachable, we check if the descriptor
    // is for a hotspot VM - these descriptors are created by the listVirtualMachines
    // implementation which only returns a list of attachable VMs.
    if (vmd instanceof HotSpotVirtualMachineDescriptor) {
        assert ((HotSpotVirtualMachineDescriptor)vmd).isAttachable();
        checkAttachPermission();
        return new BsdVirtualMachine(this, vmd.id());
    } else {
        return attachVirtualMachine(vmd.id());
    }
}
 

public VirtualMachine attachVirtualMachine(VirtualMachineDescriptor vmd)
    throws AttachNotSupportedException, IOException
{
    if (vmd.provider() != this) {
        throw new AttachNotSupportedException("provider mismatch");
    }
    // To avoid re-checking if the VM if attachable, we check if the descriptor
    // is for a hotspot VM - these descriptors are created by the listVirtualMachines
    // implementation which only returns a list of attachable VMs.
    if (vmd instanceof HotSpotVirtualMachineDescriptor) {
        assert ((HotSpotVirtualMachineDescriptor)vmd).isAttachable();
        checkAttachPermission();
        return new VirtualMachineImpl(this, vmd.id());
    } else {
        return attachVirtualMachine(vmd.id());
    }
}
 

public VirtualMachine attachVirtualMachine(VirtualMachineDescriptor vmd)
    throws AttachNotSupportedException, IOException
{
    if (vmd.provider() != this) {
        throw new AttachNotSupportedException("provider mismatch");
    }
    // To avoid re-checking if the VM if attachable, we check if the descriptor
    // is for a hotspot VM - these descriptors are created by the listVirtualMachines
    // implementation which only returns a list of attachable VMs.
    if (vmd instanceof HotSpotVirtualMachineDescriptor) {
        assert ((HotSpotVirtualMachineDescriptor)vmd).isAttachable();
        checkAttachPermission();
        return new LinuxVirtualMachine(this, vmd.id());
    } else {
        return attachVirtualMachine(vmd.id());
    }
}
 

public VirtualMachine attachVirtualMachine(VirtualMachineDescriptor vmd)
    throws AttachNotSupportedException, IOException
{
    if (vmd.provider() != this) {
        throw new AttachNotSupportedException("provider mismatch");
    }
    // To avoid re-checking if the VM if attachable, we check if the descriptor
    // is for a hotspot VM - these descriptors are created by the listVirtualMachines
    // implementation which only returns a list of attachable VMs.
    if (vmd instanceof HotSpotVirtualMachineDescriptor) {
        assert ((HotSpotVirtualMachineDescriptor)vmd).isAttachable();
        checkAttachPermission();
        return new SolarisVirtualMachine(this, vmd.id());
    } else {
        return attachVirtualMachine(vmd.id());
    }
}
 

private static String getMainClass(VirtualMachineDescriptor vmd)
        throws URISyntaxException, MonitorException {
    try {
        String mainClass = null;
        VmIdentifier vmId = new VmIdentifier(vmd.id());
        MonitoredHost monitoredHost = MonitoredHost.getMonitoredHost(vmId);
        MonitoredVm monitoredVm = monitoredHost.getMonitoredVm(vmId, -1);
        mainClass = MonitoredVmUtil.mainClass(monitoredVm, true);
        monitoredHost.detach(monitoredVm);
        return mainClass;
    } catch(NullPointerException e) {
        // There is a potential race, where a running java app is being
        // queried, unfortunately the java app has shutdown after this
        // method is started but before getMonitoredVM is called.
        // If this is the case, then the /tmp/hsperfdata_xxx/pid file
        // will have disappeared and we will get a NullPointerException.
        // Handle this gracefully....
        return null;
    }
}
 

public VirtualMachine attachVirtualMachine(VirtualMachineDescriptor vmd)
    throws AttachNotSupportedException, IOException
{
    if (vmd.provider() != this) {
        throw new AttachNotSupportedException("provider mismatch");
    }
    // To avoid re-checking if the VM if attachable, we check if the descriptor
    // is for a hotspot VM - these descriptors are created by the listVirtualMachines
    // implementation which only returns a list of attachable VMs.
    if (vmd instanceof HotSpotVirtualMachineDescriptor) {
        assert ((HotSpotVirtualMachineDescriptor)vmd).isAttachable();
        checkAttachPermission();
        return new LinuxVirtualMachine(this, vmd.id());
    } else {
        return attachVirtualMachine(vmd.id());
    }
}
 

private static String getMainClass(VirtualMachineDescriptor vmd)
        throws URISyntaxException, MonitorException {
    try {
        String mainClass = null;
        VmIdentifier vmId = new VmIdentifier(vmd.id());
        MonitoredHost monitoredHost = MonitoredHost.getMonitoredHost(vmId);
        MonitoredVm monitoredVm = monitoredHost.getMonitoredVm(vmId, -1);
        mainClass = MonitoredVmUtil.mainClass(monitoredVm, true);
        monitoredHost.detach(monitoredVm);
        return mainClass;
    } catch(NullPointerException e) {
        // There is a potential race, where a running java app is being
        // queried, unfortunately the java app has shutdown after this
        // method is started but before getMonitoredVM is called.
        // If this is the case, then the /tmp/hsperfdata_xxx/pid file
        // will have disappeared and we will get a NullPointerException.
        // Handle this gracefully....
        return null;
    }
}
 

private static String getMainClass(VirtualMachineDescriptor vmd)
        throws URISyntaxException, MonitorException {
    try {
        String mainClass = null;
        VmIdentifier vmId = new VmIdentifier(vmd.id());
        MonitoredHost monitoredHost = MonitoredHost.getMonitoredHost(vmId);
        MonitoredVm monitoredVm = monitoredHost.getMonitoredVm(vmId, -1);
        mainClass = MonitoredVmUtil.mainClass(monitoredVm, true);
        monitoredHost.detach(monitoredVm);
        return mainClass;
    } catch(NullPointerException e) {
        // There is a potential race, where a running java app is being
        // queried, unfortunately the java app has shutdown after this
        // method is started but before getMonitoredVM is called.
        // If this is the case, then the /tmp/hsperfdata_xxx/pid file
        // will have disappeared and we will get a NullPointerException.
        // Handle this gracefully....
        return null;
    }
}
 

public VirtualMachine attachVirtualMachine(VirtualMachineDescriptor vmd)
    throws AttachNotSupportedException, IOException
{
    if (vmd.provider() != this) {
        throw new AttachNotSupportedException("provider mismatch");
    }
    // To avoid re-checking if the VM if attachable, we check if the descriptor
    // is for a hotspot VM - these descriptors are created by the listVirtualMachines
    // implementation which only returns a list of attachable VMs.
    if (vmd instanceof HotSpotVirtualMachineDescriptor) {
        assert ((HotSpotVirtualMachineDescriptor)vmd).isAttachable();
        checkAttachPermission();
        return new AixVirtualMachine(this, vmd.id());
    } else {
        return attachVirtualMachine(vmd.id());
    }
}
 

public VirtualMachine attachVirtualMachine(VirtualMachineDescriptor vmd)
    throws AttachNotSupportedException, IOException
{
    if (vmd.provider() != this) {
        throw new AttachNotSupportedException("provider mismatch");
    }
    // To avoid re-checking if the VM if attachable, we check if the descriptor
    // is for a hotspot VM - these descriptors are created by the listVirtualMachines
    // implementation which only returns a list of attachable VMs.
    if (vmd instanceof HotSpotVirtualMachineDescriptor) {
        assert ((HotSpotVirtualMachineDescriptor)vmd).isAttachable();
        checkAttachPermission();
        return new SolarisVirtualMachine(this, vmd.id());
    } else {
        return attachVirtualMachine(vmd.id());
    }
}
 

public VirtualMachine attachVirtualMachine(VirtualMachineDescriptor vmd)
    throws AttachNotSupportedException, IOException
{
    if (vmd.provider() != this) {
        throw new AttachNotSupportedException("provider mismatch");
    }
    // To avoid re-checking if the VM if attachable, we check if the descriptor
    // is for a hotspot VM - these descriptors are created by the listVirtualMachines
    // implementation which only returns a list of attachable VMs.
    if (vmd instanceof HotSpotVirtualMachineDescriptor) {
        assert ((HotSpotVirtualMachineDescriptor)vmd).isAttachable();
        checkAttachPermission();
        return new BsdVirtualMachine(this, vmd.id());
    } else {
        return attachVirtualMachine(vmd.id());
    }
}
 

/**
 * 获取指定服务名的本地JMX VM 描述对象
 * @param serverName
 * @return
 */
public static List<VirtualMachineDescriptor> getVmDescByServerName(String serverName){
    List<VirtualMachineDescriptor> vmDescList = new ArrayList<>();
    if (StringUtils.isEmpty(serverName)){
        return vmDescList;
    }
    List<VirtualMachineDescriptor> vms = VirtualMachine.list();
    for (VirtualMachineDescriptor desc : vms) {
        //java -jar 形式启动的Java应用
        if(desc.displayName().matches(".*\\.jar(\\s*-*.*)*") && desc.displayName().contains(serverName)){
            vmDescList.add(desc);
        }else if(hasContainsServerName(desc.displayName(),serverName)){
            vmDescList.add(desc);
        }else if (isJSVC(desc.id(),serverName)){
            VirtualMachineDescriptor descriptor = new VirtualMachineDescriptor(desc.provider(),desc.id(),serverName);
            vmDescList.add(descriptor);
        }
    }
    return vmDescList;
}
 

public VirtualMachine attachVirtualMachine(VirtualMachineDescriptor vmd)
    throws AttachNotSupportedException, IOException
{
    if (vmd.provider() != this) {
        throw new AttachNotSupportedException("provider mismatch");
    }
    // To avoid re-checking if the VM if attachable, we check if the descriptor
    // is for a hotspot VM - these descriptors are created by the listVirtualMachines
    // implementation which only returns a list of attachable VMs.
    if (vmd instanceof HotSpotVirtualMachineDescriptor) {
        assert ((HotSpotVirtualMachineDescriptor)vmd).isAttachable();
        checkAttachPermission();
        return new SolarisVirtualMachine(this, vmd.id());
    } else {
        return attachVirtualMachine(vmd.id());
    }
}
 

public VirtualMachine attachVirtualMachine(VirtualMachineDescriptor vmd)
    throws AttachNotSupportedException, IOException
{
    if (vmd.provider() != this) {
        throw new AttachNotSupportedException("provider mismatch");
    }
    // To avoid re-checking if the VM if attachable, we check if the descriptor
    // is for a hotspot VM - these descriptors are created by the listVirtualMachines
    // implementation which only returns a list of attachable VMs.
    if (vmd instanceof HotSpotVirtualMachineDescriptor) {
        assert ((HotSpotVirtualMachineDescriptor)vmd).isAttachable();
        checkAttachPermission();
        return new AixVirtualMachine(this, vmd.id());
    } else {
        return attachVirtualMachine(vmd.id());
    }
}
 

private static boolean check(VirtualMachineDescriptor vmd, String excludeClass, String partialMatch) {
    String mainClass = null;
    try {
        VmIdentifier vmId = new VmIdentifier(vmd.id());
        MonitoredHost monitoredHost = MonitoredHost.getMonitoredHost(vmId);
        MonitoredVm monitoredVm = monitoredHost.getMonitoredVm(vmId, -1);
        mainClass = MonitoredVmUtil.mainClass(monitoredVm, true);
        monitoredHost.detach(monitoredVm);
    } catch (NullPointerException npe) {
        // There is a potential race, where a running java app is being
        // queried, unfortunately the java app has shutdown after this
        // method is started but before getMonitoredVM is called.
        // If this is the case, then the /tmp/hsperfdata_xxx/pid file
        // will have disappeared and we will get a NullPointerException.
        // Handle this gracefully....
        return false;
    } catch (MonitorException | URISyntaxException e) {
        return false;
    }

    if (excludeClass != null && mainClass.equals(excludeClass)) {
        return false;
    }

    if (partialMatch != null && mainClass.indexOf(partialMatch) == -1) {
        return false;
    }

    return true;
}
 

private static void attachAgent(Configure configure) throws Exception {
    logger.info("start attach to arthas agent");
    VirtualMachineDescriptor virtualMachineDescriptor = null;
    for (VirtualMachineDescriptor descriptor : VirtualMachine.list()) {
        String pid = descriptor.id();
        if (pid.equals(String.valueOf(configure.getJavaPid()))) {
            virtualMachineDescriptor = descriptor;
        }
    }
    VirtualMachine virtualMachine = null;
    try {
        if (virtualMachineDescriptor == null) {
            virtualMachine = VirtualMachine.attach(String.valueOf(configure.getJavaPid()));
        } else {
            virtualMachine = VirtualMachine.attach(virtualMachineDescriptor);
        }

        Properties targetSystemProperties = virtualMachine.getSystemProperties();
        String targetJavaVersion = targetSystemProperties.getProperty("java.specification.version");
        String currentJavaVersion = System.getProperty("java.specification.version");
        if (targetJavaVersion != null && currentJavaVersion != null) {
            if (!targetJavaVersion.equals(currentJavaVersion)) {
                logger.warn("Current VM java version: {} do not match target VM java version: {}, attach may fail.",
                        currentJavaVersion, targetJavaVersion);
                logger.warn("Target VM JAVA_HOME is {}, try to set the same JAVA_HOME.",
                        targetSystemProperties.getProperty("java.home"));
            }
        }

        String arthasAgent = configure.getArthasAgent();
        File agentFile = new File(arthasAgent);
        String name = agentFile.getName();
        String prefix = name.substring(0, name.indexOf('.'));
        File dir = agentFile.getParentFile();
        File realAgentFile = getFileWithPrefix(dir, prefix);

        logger.info("start load arthas agent, input {}, load {}", arthasAgent, realAgentFile.getCanonicalPath());
        final String delimiter = "$|$";
        virtualMachine.loadAgent(realAgentFile.getCanonicalPath(),
                configure.getArthasCore() + delimiter + ";;" + configure.toString() + delimiter + System.getProperty("bistoury.app.lib.class"));
    } finally {
        if (virtualMachine != null) {
            virtualMachine.detach();
        }
    }
}