Examples with ServerRef com.sun.enterprise.config.serverbeans.ServerRef used on opensource projects

Example 1 with ServerRef

use of com.sun.enterprise.config.serverbeans.ServerRef in project Payara by payara.

the class GMSAdapterImpl method generateDiscoveryUriList.

/*
     * Get existing nodes based on cluster element in domain.
     * Then check for DAS address in das.properties. When the
     * list is set to 'generate' then the gms listener port
     * must also be specified. So the same port is used for
     * each cluster member.
     */
private String generateDiscoveryUriList() {
    String clusterPort = null;
    Property gmsPortProp = cluster.getProperty("GMS_LISTENER_PORT");
    if (gmsPortProp == null || gmsPortProp.getValue() == null || gmsPortProp.getValue().trim().charAt(0) == '$') {
        clusterPort = "9090";
        GMS_LOGGER.log(LogLevel.WARNING, GMS_LISTENER_PORT_REQUIRED, new Object[] { cluster.getName(), clusterPort });
    } else {
        clusterPort = gmsPortProp.getValue();
        if (GMS_LOGGER.isLoggable(LogLevel.FINE)) {
            GMS_LOGGER.log(LogLevel.FINE, "will use gms listener port: " + clusterPort);
        }
    }
    // get cluster member server refs
    Set<String> instanceNames = new HashSet<String>();
    if (GMS_LOGGER.isLoggable(LogLevel.FINE)) {
        GMS_LOGGER.log(LogLevel.FINE, String.format("checking cluster.getServerRef() for '%s'", cluster.getName()));
    }
    for (ServerRef sRef : cluster.getServerRef()) {
        /*
             * When an instance (not DAS) starts up, it will add
             * its own address to the discovery list. This is ok
             * now. If we want to skip it, here's the place to
             * check.
             */
        if (GMS_LOGGER.isLoggable(LogLevel.FINE)) {
            GMS_LOGGER.log(LogLevel.FINE, String.format("adding server ref %s to set of instance names", sRef.getRef()));
        }
        instanceNames.add(sRef.getRef());
    }
    StringBuilder sb = new StringBuilder();
    final String SEP = ",";
    final String scheme = "tcp://";
    // use server refs to find matching nodes
    for (String name : instanceNames) {
        Server server = servers.getServer(name);
        if (server != null) {
            if (GMS_LOGGER.isLoggable(LogLevel.FINE)) {
                GMS_LOGGER.log(LogLevel.FINE, String.format("found server for name %s", name));
            }
            Node node = nodes.getNode(server.getNodeRef());
            if (node != null) {
                String host = scheme + node.getNodeHost() + ":" + clusterPort;
                if (GMS_LOGGER.isLoggable(LogLevel.FINE)) {
                    GMS_LOGGER.log(LogLevel.FINE, String.format("Adding host '%s' to discovery list", host));
                }
                sb.append(host).append(SEP);
            }
        }
    }
    // add das location from das.properties if needed
    if (server.isInstance()) {
        try {
            ServerDirs sDirs = new ServerDirs(env.getInstanceRoot());
            File dasPropsFile = sDirs.getDasPropertiesFile();
            if (GMS_LOGGER.isLoggable(LogLevel.FINE)) {
                GMS_LOGGER.log(LogLevel.FINE, String.format("found das.props file at %s", dasPropsFile.getAbsolutePath()));
            }
            Properties dasProps = getProperties(dasPropsFile);
            String host = scheme + dasProps.getProperty("agent.das.host") + ":" + clusterPort;
            if (GMS_LOGGER.isLoggable(LogLevel.FINE)) {
                GMS_LOGGER.log(LogLevel.FINE, String.format("adding '%s' from das.props file", host));
            }
            sb.append(host).append(SEP);
        } catch (IOException ioe) {
            GMS_LOGGER.log(LogLevel.WARNING, ioe.toString());
        }
    }
    // trim list if needed and return
    int lastCommaIndex = sb.lastIndexOf(SEP);
    if (lastCommaIndex != -1) {
        sb.deleteCharAt(lastCommaIndex);
    }
    if (GMS_LOGGER.isLoggable(LogLevel.FINE)) {
        GMS_LOGGER.log(LogLevel.FINE, String.format("returning discovery list '%s'", sb.toString()));
    }
    return sb.toString();
}

Example 2 with ServerRef

use of com.sun.enterprise.config.serverbeans.ServerRef in project Payara by payara.

the class HealthHistory method changed.

@Override
public UnprocessedChangeEvents changed(PropertyChangeEvent[] events) {
    Object oldVal;
    Object newVal;
    for (PropertyChangeEvent event : events) {
        oldVal = event.getOldValue();
        newVal = event.getNewValue();
        if (oldVal instanceof ServerRef && newVal == null) {
            ServerRef instance = (ServerRef) oldVal;
            deleteInstance(instance.getRef());
        } else if (newVal instanceof ServerRef && oldVal == null) {
            ServerRef instance = (ServerRef) newVal;
            addInstance(instance.getRef());
        }
    }
    return null;
}

Example 3 with ServerRef

use of com.sun.enterprise.config.serverbeans.ServerRef in project Payara by payara.

the class ReferenceConstrainClusterTest method clusterServerRefValid.

@Test
public void clusterServerRefValid() throws TransactionFailure {
    Cluster cluster = habitat.getService(Cluster.class, "clusterA");
    assertNotNull(cluster);
    ServerRef sref = cluster.getServerRef().get(0);
    ConfigBean serverConfig = (ConfigBean) ConfigBean.unwrap(sref);
    Map<ConfigBean, Map<String, String>> changes = new HashMap<ConfigBean, Map<String, String>>();
    Map<String, String> configChanges = new HashMap<String, String>();
    configChanges.put("ref", "server");
    changes.put(serverConfig, configChanges);
    try {
        ConfigSupport cs = getHabitat().getService(ConfigSupport.class);
        cs.apply(changes);
    } catch (TransactionFailure tf) {
        fail("Can not reach this point");
    }
}

Example 4 with ServerRef

use of com.sun.enterprise.config.serverbeans.ServerRef in project Payara by payara.

the class ReferenceConstrainClusterTest method clusterServerRefInvalid.

@Test
public void clusterServerRefInvalid() throws TransactionFailure {
    Cluster cluster = habitat.getService(Cluster.class, "clusterA");
    assertNotNull(cluster);
    ServerRef sref = cluster.getServerRef().get(0);
    ConfigBean serverConfig = (ConfigBean) ConfigBean.unwrap(sref);
    Map<ConfigBean, Map<String, String>> changes = new HashMap<ConfigBean, Map<String, String>>();
    Map<String, String> configChanges = new HashMap<String, String>();
    configChanges.put("ref", "server-nonexist");
    changes.put(serverConfig, configChanges);
    try {
        ConfigSupport cs = getHabitat().getService(ConfigSupport.class);
        cs.apply(changes);
        fail("Can not reach this point");
    } catch (TransactionFailure tf) {
        ConstraintViolationException cv = findConstrViolation(tf);
        assertNotNull(cv);
    }
}

Example 5 with ServerRef

use of com.sun.enterprise.config.serverbeans.ServerRef in project Payara by payara.

the class CreateHTTPHealthCheckerCommand method createHealthCheckerInternal.

/**
 * This is to create a health checker for a cluster configuration. By
 * default the healh checker will be configured.  This applies only
 * to our native load balancer.
 *
 * @param   url   the URL to ping so as to determine the health state
 *   of a listener.
 *
 * @param   interval   specifies the interval in seconds at which health
 *   checks of unhealthy instances carried out to check if the instances
 *   has turned healthy. Default value is 30 seconds. A value of 0 would
 *   imply that health check is disabled.
 *
 * @param   timeout    timeout interval in seconds within which response
 *   should be obtained for a health check request; else the instance would
 *   be considered unhealthy.Default value is 10 seconds.
 *
 * @param   lbConfig    the load balancer configuration bean
 * @param   lbConfigName    the load balancer configuration's name
 *
 * @param   target      name of the target - cluster or stand alone
 *  server instance
 *
 * @throws CommandException   If the operation is failed
 */
private void createHealthCheckerInternal(String url, String interval, String timeout, LbConfig lbConfig, String lbConfigName, String target) {
    // invalid lb config name
    if (lbConfigName == null) {
        String msg = localStrings.getLocalString("InvalidLbConfigName", "Invalid LB configuration.");
        report.setActionExitCode(ActionReport.ExitCode.FAILURE);
        report.setMessage(msg);
        return;
    }
    lbConfigName = lbConfig.getName();
    // print diagnostics msg
    if (logger.isLoggable(Level.FINE)) {
        logger.fine("[LB-ADMIN] createHealthChecker called - URL " + url + ", Interval " + interval + ", Time out " + timeout + ", LB Config  " + lbConfigName + ", Target " + target);
    }
    // null target
    if (target == null) {
        String msg = localStrings.getLocalString("Nulltarget", "Null target");
        report.setActionExitCode(ActionReport.ExitCode.FAILURE);
        report.setMessage(msg);
        return;
    }
    // target is a cluster
    if (tgt.isCluster(target)) {
        ClusterRef cRef = lbConfig.getRefByRef(ClusterRef.class, target);
        // cluster is not associated to this lb config
        if (cRef == null) {
            String msg = localStrings.getLocalString("UnassociatedCluster", "Load balancer configuration [{0}] does not have a reference to the given cluster [{1}].", lbConfigName, target);
            report.setActionExitCode(ActionReport.ExitCode.FAILURE);
            report.setMessage(msg);
            return;
        }
        if (cRef.getHealthChecker() == null) {
            try {
                addHealthChecker(cRef);
            } catch (TransactionFailure ex) {
                String msg = localStrings.getLocalString("FailedToAddHC", "Failed to add health checker");
                report.setActionExitCode(ActionReport.ExitCode.FAILURE);
                report.setMessage(msg);
                report.setFailureCause(ex);
                return;
            }
            logger.info(localStrings.getLocalString("http_lb_admin.HealthCheckerCreated", "Health checker created for target {0}", target));
        } else {
            String msg = localStrings.getLocalString("HealthCheckerExists", "Health checker server/cluster [{0}] already exists.", target);
            report.setActionExitCode(ActionReport.ExitCode.FAILURE);
            report.setMessage(msg);
            return;
        }
    // target is a server
    } else if (domain.isServer(target)) {
        ServerRef sRef = lbConfig.getRefByRef(ServerRef.class, target);
        // server is not associated to this lb config
        if (sRef == null) {
            String msg = localStrings.getLocalString("UnassociatedServer", "Load balancer configuration [{0}] does not have a reference to the given server [{1}].", lbConfigName, target);
            report.setActionExitCode(ActionReport.ExitCode.FAILURE);
            report.setMessage(msg);
            return;
        }
        if (sRef.getHealthChecker() == null) {
            try {
                addHealthChecker(sRef);
            } catch (TransactionFailure ex) {
                String msg = localStrings.getLocalString("FailedToAddHC", "Failed to add health checker");
                report.setActionExitCode(ActionReport.ExitCode.FAILURE);
                report.setMessage(msg);
                report.setFailureCause(ex);
                return;
            }
            logger.info(localStrings.getLocalString("http_lb_admin.HealthCheckerCreated", "Health checker created for target {0}", target));
        } else {
            String msg = localStrings.getLocalString("HealthCheckerExists", "Health checker server/cluster [{0}] already exists.", target);
            report.setActionExitCode(ActionReport.ExitCode.FAILURE);
            report.setMessage(msg);
            return;
        }
    // unknown target
    } else {
        String msg = localStrings.getLocalString("InvalidTarget", "Invalid target", target);
        report.setActionExitCode(ActionReport.ExitCode.FAILURE);
        report.setMessage(msg);
        return;
    }
}