Examples with FabricManager io.fabric8.core.jmx.FabricManager used on opensource projects

Example 1 with FabricManager

use of io.fabric8.core.jmx.FabricManager in project fabric8 by jboss-fuse.

the class ContainerEditJvmOptionsAction method doExecute.

protected Object doExecute() throws Exception {
    validateContainerName(container);
    if (!FabricCommand.doesContainerExist(fabricService, container)) {
        System.out.println("Container " + container + " does not exists!");
        return null;
    }
    Container containerInstance = FabricCommand.getContainerIfExists(fabricService, container);
    String type = containerInstance.getType();
    if (!"karaf".equals(type)) {
        System.out.println("Sorry, currently only \"karaf\" type container are supported");
        return null;
    }
    // read current jvm values
    FabricManager fabricManager = new FabricManager(fabricService);
    if (full) {
        String jmxUrl = null;
        JMXConnector connector = null;
        MBeanServerConnection remote = null;
        HashMap<String, String[]> authenticationData = null;
        jmxUrl = containerInstance.getJmxUrl();
        authenticationData = prepareAuthenticationData();
        try {
            connector = connectOrRetry(authenticationData, jmxUrl);
        } catch (Exception e) {
            username = null;
            password = null;
            System.out.println("Operation Failed. Check logs.");
            log.error("Unable to connect to JMX Server", e);
            return null;
        }
        ObjectName objName = new ObjectName(JAVA_LANG_OBJECT_NAME);
        try {
            remote = connector.getMBeanServerConnection();
            String[] arguments = (String[]) remote.getAttribute(objName, "InputArguments");
            String output = Arrays.toString(arguments);
            output = output.replaceAll(",", "");
            output = output.substring(1, output.length() - 1);
            System.out.println(output);
        } catch (Exception e) {
            System.out.println("Operation Failed. Check logs.");
            log.error("Unable to fetch child jvm opts", e);
        }
        try {
            connector.close();
        } catch (IOException e) {
            log.error("Errors closing remote MBean connection", e);
        }
    } else {
        try {
            String output = fabricManager.getJvmOpts(container);
            if ("Inapplicable".equals(output)) {
                String message = container + " jvmOpts cannot be handled within Fabric. You have to set required values directly in startup scripts.";
                System.out.println(message);
                log.error(message);
                return null;
            }
            if (jvmOptions == null) {
                System.out.println(output);
            } else {
                fabricManager.setJvmOpts(container, jvmOptions);
                System.out.println("Operation succeeded. New JVM flags will be loaded at the next start of " + container + " container");
                log.info("Updated JVM flags for container {}", container);
            }
        } catch (Exception e) {
            System.out.println("Operation Failed. Check logs.");
            log.error("Unable to set ssh jvm opts", e);
        }
    }
    return null;
}

Example 2 with FabricManager

use of io.fabric8.core.jmx.FabricManager in project fabric8 by jboss-fuse.

the class FabricMBeanRegistrationListener method registerFabricMBeans.

private void registerFabricMBeans() {
    this.healthCheck = new HealthCheck(fabricService.get());
    this.managerMBean = new FabricManager((FabricServiceImpl) fabricService.get());
    this.zooKeeperMBean = new ZooKeeperFacade((FabricServiceImpl) fabricService.get());
    this.fileSystemMBean = new FileSystem(runtimeProperties.get());
    healthCheck.registerMBeanServer(shutdownTracker, mbeanServer.get());
    managerMBean.registerMBeanServer(shutdownTracker, mbeanServer.get());
    fileSystemMBean.registerMBeanServer(shutdownTracker, mbeanServer.get());
    zooKeeperMBean.registerMBeanServer(shutdownTracker, mbeanServer.get());
}