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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.synapse;
import org.apache.axis2.AxisFault;
import org.apache.axis2.Constants;
import org.apache.axis2.deployment.DeploymentEngine;
import org.apache.axis2.addressing.AddressingConstants;
import org.apache.axis2.context.ConfigurationContext;
import org.apache.axis2.context.ConfigurationContextFactory;
import org.apache.axis2.description.*;
import org.apache.axis2.dispatchers.SOAPMessageBodyBasedDispatcher;
import org.apache.axis2.engine.*;
import org.apache.axis2.format.BinaryBuilder;
import org.apache.axis2.format.PlainTextBuilder;
import org.apache.axis2.phaseresolver.PhaseException;
import org.apache.axis2.phaseresolver.PhaseMetadata;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.synapse.commons.datasource.DataSourceRepositoryHolder;
import org.apache.synapse.commons.util.RMIRegistryController;
import org.apache.synapse.config.*;
import org.apache.synapse.securevault.SecurityConstants;
import org.apache.synapse.securevault.secret.SecretCallbackHandler;
import org.apache.synapse.commons.datasource.DataSourceInformationRepository;
import org.apache.synapse.commons.datasource.DataSourceConstants;
import org.apache.synapse.commons.jmx.JmxInformation;
import org.apache.synapse.commons.jmx.JmxInformationFactory;
import org.apache.synapse.core.SynapseEnvironment;
import org.apache.synapse.core.axis2.*;
import org.apache.synapse.eventing.SynapseEventSource;
import org.apache.synapse.task.*;
import org.apache.synapse.securevault.secret.handler.SharedSecretCallbackHandlerCache;
import org.apache.synapse.util.xpath.ext.SynapseXpathFunctionContextProvider;
import org.apache.synapse.util.xpath.ext.SynapseXpathVariableResolver;
import org.apache.synapse.util.xpath.ext.XpathExtensionUtil;
import java.util.*;
/**
* Axis2 Based Synapse Controller.
*
* @see org.apache.synapse.SynapseController
*/
public class Axis2SynapseController implements SynapseController {
private static final Log log = LogFactory.getLog(Axis2SynapseController.class);
private static final String JMX_AGENT_NAME = "jmx.agent.name";
/** The Axis2 listener Manager */
private ListenerManager listenerManager;
/** The Axis2 configuration context used by Synapse */
private ConfigurationContext configurationContext;
/** Reference to the Synapse configuration */
protected SynapseConfiguration synapseConfiguration;
/** Reference to the Synapse configuration */
protected SynapseEnvironment synapseEnvironment;
/** Indicate initialization state */
private boolean initialized;
/** ServerConfiguration Information */
protected ServerConfigurationInformation serverConfigurationInformation;
/** Runtime information about the server */
protected ServerContextInformation serverContextInformation;
/** JMX Adapter */
private JmxAdapter jmxAdapter;
private TaskDescriptionRepository taskDescriptionRepository;
private TaskScheduler taskScheduler;
/**
* {@inheritDoc}
*
* @param serverConfigurationInformation ServerConfigurationInformation Instance
* @param serverContextInformation Server Context if the Axis2 Based Server
* Environment has been already set up.
*/
public void init(ServerConfigurationInformation serverConfigurationInformation,
ServerContextInformation serverContextInformation) {
log.info("Initializing Synapse at : " + new Date());
if (serverConfigurationInformation == null) {
throw new IllegalArgumentException("ServerConfigurationInformation cannot be null");
}
if (serverContextInformation == null) {
throw new IllegalArgumentException("ServerContextInformation cannot be null");
}
this.serverConfigurationInformation = serverConfigurationInformation;
this.serverContextInformation = serverContextInformation;
/* If no system property for the JMX agent is specified from outside, use a default one
to show all MBeans (including the Axis2-MBeans) within the Synapse tree */
if (System.getProperty(JMX_AGENT_NAME) == null) {
System.setProperty(JMX_AGENT_NAME, "org.apache.synapse");
}
if (serverContextInformation.getServerContext() == null
|| serverConfigurationInformation.isCreateNewInstance()) {
if (log.isDebugEnabled()) {
log.debug("Initializing Synapse in a new axis2 server environment instance");
}
createNewInstance(serverConfigurationInformation);
} else {
Object context = serverContextInformation.getServerContext();
if (context instanceof ConfigurationContext) {
if (log.isDebugEnabled()) {
log.debug("Initializing Synapse in an already existing " +
"axis2 server environment instance");
}
configurationContext = (ConfigurationContext) context;
configurationContext.setProperty(
AddressingConstants.ADDR_VALIDATE_ACTION, Boolean.FALSE);
} else {
handleFatal("Synapse startup initialization failed : Provided server context is"
+ " invalid, expected an Axis2 ConfigurationContext instance");
}
}
// set the configuration context
serverContextInformation.setServerContext(configurationContext);
// set the ServerContextInformation as a parameter
Parameter serverContextParameter = new Parameter(
SynapseConstants.SYNAPSE_SERVER_CTX_INFO, serverContextInformation);
// set the ServerConfiguration as a parameter
Parameter serverConfigParameter = new Parameter(
SynapseConstants.SYNAPSE_SERVER_CONFIG_INFO, serverConfigurationInformation);
try {
configurationContext.getAxisConfiguration().addParameter(serverContextParameter);
configurationContext.getAxisConfiguration().addParameter(serverConfigParameter);
} catch (AxisFault ignored) {
log.fatal("Error adding the parameter to the Axis Configuration");
}
// we retrieve these properties to initialize the task scheduler in the environment
Object repo =
serverContextInformation.getProperty(TaskConstants.TASK_DESCRIPTION_REPOSITORY);
Object taskScheduler = serverContextInformation.getProperty(TaskConstants.TASK_SCHEDULER);
if (repo != null && (repo instanceof TaskDescriptionRepository)) {
this.taskDescriptionRepository = (TaskDescriptionRepository) repo;
}
if (taskScheduler != null && (taskScheduler instanceof TaskScheduler)) {
this.taskScheduler = (TaskScheduler) taskScheduler;
}
addDefaultBuildersAndFormatters(configurationContext.getAxisConfiguration());
deployMediatorExtensions();
initDataSourceHelper(serverContextInformation);
initSharedSecretCallbackHandlerCache(serverContextInformation);
initialized = true;
}
/**
* This method initializes Xpath Extensions available through synapse.properties file
* Xpath Extensions can be defined in Variable Context Extensions + Function Context Extensions
* synapse.xpath.var.extensions --> Variable Extensions
* synapse.xpath.func.extensions --> Function Extensions
*/
private void initXpathExtensions() {
Axis2SynapseEnvironment axis2SynapseEnvironment = (Axis2SynapseEnvironment) synapseEnvironment;
/*Initialize Function Context extensions for xpath
*/
List functionExtensions =
XpathExtensionUtil.getRegisteredFunctionExtensions();
for (SynapseXpathFunctionContextProvider functionExtension : functionExtensions) {
axis2SynapseEnvironment.setXpathFunctionExtensions(functionExtension);
}
/*Initialize Variable Context extensions for xpath
*/
List variableExtensions =
XpathExtensionUtil.getRegisteredVariableExtensions();
for (SynapseXpathVariableResolver variableExtension : variableExtensions) {
axis2SynapseEnvironment.setXpathVariableExtensions(variableExtension);
}
}
/**
* {@inheritDoc}
*/
public void destroy() {
try {
// only if we have created the server
if (serverConfigurationInformation.isCreateNewInstance()) {
// destroy listener manager
if (listenerManager != null) {
listenerManager.destroy();
}
stopJmxAdapter();
RMIRegistryController.getInstance().shutDown();
// we need to call this method to clean the temp files we created.
if (configurationContext != null) {
configurationContext.terminate();
}
}
initialized = false;
} catch (Exception e) {
log.error("Error stopping the Axis2 Based Server Environment", e);
}
}
/**
* {@inheritDoc}
*/
public boolean isInitialized() {
return initialized;
}
/**
* Adds the synapse handlers to the inflow Dispatch phase and starts the listener manager
* if the axis2 instance is created by the Synapse
*/
public void start() {
// add the Synapse handlers
if (configurationContext != null) {
List inflowPhases
= configurationContext.getAxisConfiguration().getInFlowPhases();
for (Phase inPhase : inflowPhases) {
// we are interested about the Dispatch phase in the inflow
if (PhaseMetadata.PHASE_DISPATCH.equals(inPhase.getPhaseName())) {
try {
inPhase.addHandler(prepareSynapseDispatcher());
inPhase.addHandler(prepareMustUnderstandHandler());
} catch (PhaseException e) {
handleFatal("Couldn't start Synapse, " +
"Cannot add the required Synapse handlers", e);
}
}
}
} else {
handleFatal("Couldn't start Synapse, ConfigurationContext not found");
}
// if the axis2 instance is created by us, then start the listener manager
if (serverConfigurationInformation.isCreateNewInstance()) {
if (listenerManager != null) {
listenerManager.start();
} else {
handleFatal("Couldn't start Synapse, ListenerManager not found");
}
/* if JMX Adapter has been configured and started, output usage information rather
at the end of the startup process to make it more obvious */
if (jmxAdapter != null && jmxAdapter.isRunning()) {
log.info("Management using JMX available via: "
+ jmxAdapter.getJmxInformation().getJmxUrl());
}
}
}
/**
* {@inheritDoc}
*/
public void startMaintenance() {
log.info("Putting transport listeners, senders and tasks into maintenance mode..");
// pause transport listeners and senders
Axis2TransportHelper transportHelper = new Axis2TransportHelper(configurationContext);
transportHelper.pauseListeners();
transportHelper.pauseSenders();
// put tasks on hold
SynapseTaskManager synapseTaskManager = synapseEnvironment.getTaskManager();
if (synapseTaskManager.isInitialized()) {
synapseTaskManager.pauseAll();
}
log.info("Entered maintenance mode");
}
/**
* {@inheritDoc}
*/
public void endMaintenance() {
log.info("Resuming transport listeners, senders and tasks from maintenance mode...");
// resume transport listeners and senders
Axis2TransportHelper transportHelper = new Axis2TransportHelper(configurationContext);
transportHelper.resumeListeners();
transportHelper.resumeSenders();
// resume tasks
SynapseTaskManager synapseTaskManager = synapseEnvironment.getTaskManager();
if (synapseTaskManager.isInitialized()) {
synapseTaskManager.resumeAll();
}
log.info("Resumed normal operation from maintenance mode");
}
/**
* Cleanup the axis2 environment and stop the synapse environment.
*/
public void stop() {
try {
// stop tasks
SynapseTaskManager synapseTaskManager = synapseEnvironment.getTaskManager();
if (synapseTaskManager.isInitialized()) {
synapseTaskManager.cleanup();
}
// stop the listener manager
if (listenerManager != null) {
listenerManager.stop();
}
// detach the synapse handlers
if (configurationContext != null) {
List inflowPhases =
configurationContext.getAxisConfiguration().getInFlowPhases();
for (Phase inPhase : inflowPhases) {
// we are interested about the Dispatch phase in the inflow
if (PhaseMetadata.PHASE_DISPATCH.equals(inPhase.getPhaseName())) {
List synapseHandlers
= new ArrayList();
for (Handler handler : inPhase.getHandlers()) {
if (SynapseDispatcher.NAME.equals(handler.getName()) ||
SynapseMustUnderstandHandler.NAME.equals(handler.getName())) {
synapseHandlers.add(handler.getHandlerDesc());
}
}
for (HandlerDescription handlerMD : synapseHandlers) {
inPhase.removeHandler(handlerMD);
}
}
}
} else {
handleException("Couldn't detach the Synapse handlers, " +
"ConfigurationContext not found.");
}
// continue stopping the axis2 environment if we created it
if (serverConfigurationInformation.isCreateNewInstance() && configurationContext != null
&& configurationContext.getAxisConfiguration() != null) {
Map serviceMap =
configurationContext.getAxisConfiguration().getServices();
for (AxisService svc : serviceMap.values()) {
svc.setActive(false);
}
// stop all modules
Map moduleMap =
configurationContext.getAxisConfiguration().getModules();
for (AxisModule mod : moduleMap.values()) {
if (mod.getModule() != null && !"synapse".equals(mod.getName())) {
mod.getModule().shutdown(configurationContext);
}
}
}
} catch (AxisFault e) {
log.error("Error stopping the Axis2 Environment");
}
}
/**
* Setup synapse in axis2 environment and return the created instance.
*
* @return SynapseEnvironment instance
*/
public SynapseEnvironment createSynapseEnvironment() {
try {
deploySynapseService();
deployProxyServices();
deployEventSources();
} catch (AxisFault axisFault) {
log.fatal("Synapse startup failed...", axisFault);
throw new SynapseException("Synapse startup failed", axisFault);
}
synapseEnvironment = new Axis2SynapseEnvironment(
configurationContext, synapseConfiguration, serverContextInformation);
MessageContextCreatorForAxis2.setSynEnv(synapseEnvironment);
Parameter synapseEnvironmentParameter = new Parameter(
SynapseConstants.SYNAPSE_ENV, synapseEnvironment);
try {
configurationContext.getAxisConfiguration().addParameter(synapseEnvironmentParameter);
} catch (AxisFault e) {
handleFatal("Could not set parameter '" + SynapseConstants.SYNAPSE_ENV +
"' to the Axis2 configuration : " + e.getMessage(), e);
}
synapseEnvironment.getTaskManager().init(taskDescriptionRepository, taskScheduler);
synapseConfiguration.init(synapseEnvironment);
synapseEnvironment.setInitialized(true);
//we initialize xpath extensions here since synapse environment is available
initXpathExtensions();
return synapseEnvironment;
}
/**
* Destroys the Synapse Environment by undeploying all Axis2 services.
*/
public void destroySynapseEnvironment() {
if (synapseEnvironment != null) {
try {
undeploySynapseService();
undeployProxyServices();
undeployEventSources();
} catch (AxisFault e) {
handleFatal("Error while shutting down the Synapse environment", e);
}
synapseEnvironment.setInitialized(false);
}
}
/**
* {@inheritDoc}
*/
public SynapseConfiguration createSynapseConfiguration() {
String synapseXMLLocation = serverConfigurationInformation.getSynapseXMLLocation();
Properties properties = SynapsePropertiesLoader.loadSynapseProperties();
if (serverConfigurationInformation.getResolveRoot() != null) {
properties.put(SynapseConstants.RESOLVE_ROOT,
serverConfigurationInformation.getResolveRoot());
}
if (serverConfigurationInformation.getSynapseHome() != null) {
properties.put(SynapseConstants.SYNAPSE_HOME,
serverConfigurationInformation.getSynapseHome());
}
if (synapseXMLLocation != null) {
synapseConfiguration = SynapseConfigurationBuilder.getConfiguration(
synapseXMLLocation, properties);
} else {
log.warn("System property or init-parameter '" + SynapseConstants.SYNAPSE_XML +
"' is not specified. Using default configuration..");
synapseConfiguration = SynapseConfigurationBuilder.getDefaultConfiguration();
}
Enumeration keys = properties.keys();
while (keys.hasMoreElements()) {
String key = (String) keys.nextElement();
synapseConfiguration.setProperty(key, properties.getProperty(key));
}
// Set the Axis2 ConfigurationContext to the SynapseConfiguration
synapseConfiguration.setAxisConfiguration(configurationContext.getAxisConfiguration());
MessageContextCreatorForAxis2.setSynConfig(synapseConfiguration);
// set the Synapse configuration into the Axis2 configuration
Parameter synapseConfigurationParameter = new Parameter(
SynapseConstants.SYNAPSE_CONFIG, synapseConfiguration);
try {
configurationContext.getAxisConfiguration().addParameter(synapseConfigurationParameter);
} catch (AxisFault e) {
handleFatal("Could not set parameters '" + SynapseConstants.SYNAPSE_CONFIG +
"' to the Axis2 configuration : " + e.getMessage(), e);
}
addServerIPAndHostEntries();
return synapseConfiguration;
}
/**
* {@inheritDoc}
*/
public void destroySynapseConfiguration() {
if (synapseConfiguration != null) {
synapseConfiguration.destroy();
synapseConfiguration = null;
}
}
/**
* Waits until it is safe to stop or the the specified end time has been reached. A delay
* of waitIntervalMillis milliseconds is used between each subsequent check.
* If the state "safeToStop" is reached before the specified endTime,
* the return value is true.
*
* @param waitIntervalMillis the pause time (delay) in milliseconds between subsequent checks
* @param endTime the time until which the checks need to finish successfully
*
* @return true, if a safe state is reached before the specified endTime,
* otherwise false (forceful stop required)
*/
public boolean waitUntilSafeToStop(long waitIntervalMillis, long endTime) {
boolean safeToStop = false;
boolean forcefulStop = false;
Axis2TransportHelper transportHelper = new Axis2TransportHelper(configurationContext);
// wait until it is safe to shutdown (listeners and tasks are idle, no callbacks)
while (!safeToStop && !forcefulStop) {
int pendingListenerThreads = transportHelper.getPendingListenerThreadCount();
if (pendingListenerThreads > 0) {
log.info(new StringBuilder("Waiting for: ").append(pendingListenerThreads)
.append(" listener threads to complete").toString());
}
int pendingSenderThreads = transportHelper.getPendingSenderThreadCount();
if (pendingSenderThreads > 0) {
log.info(new StringBuilder("Waiting for: ").append(pendingSenderThreads)
.append(" listener threads to complete").toString());
}
int activeConnections = transportHelper.getActiveConnectionsCount();
if (activeConnections > 0) {
log.info("Waiting for: " + activeConnections
+ " active connections to be closed..");
}
int pendingTransportThreads = pendingListenerThreads + pendingSenderThreads;
int pendingCallbacks = serverContextInformation.getCallbackCount();
if (pendingCallbacks > 0) {
log.info("Waiting for: " + pendingCallbacks + " callbacks/replies..");
}
int runningTasks = 0;
SynapseTaskManager synapseTaskManager = synapseEnvironment.getTaskManager();
if (synapseTaskManager.isInitialized()) {
runningTasks = synapseTaskManager.getTaskScheduler().getRunningTaskCount();
if (runningTasks > 0) {
log.info("Waiting for : " + runningTasks + " tasks to complete..");
}
}
// it is safe to stop if all used listener threads, callbacks and tasks are zero
safeToStop = ((pendingTransportThreads + pendingCallbacks + runningTasks) == 0);
if (safeToStop) {
log.info("All transport threads and tasks are idle and no pending callbacks..");
} else {
if (System.currentTimeMillis() < endTime) {
log.info(new StringBuilder("Waiting for a maximum of another ")
.append((endTime - System.currentTimeMillis()) / 1000)
.append(" seconds until transport threads and tasks become idle, ")
.append("active connections to get closed,")
.append(" and callbacks to be completed..").toString());
try {
Thread.sleep(waitIntervalMillis);
} catch (InterruptedException ignore) {
// nothing to do here
}
} else {
// maximum time to wait is over, do a forceful stop
forcefulStop = true;
}
}
}
return !forcefulStop;
}
public Object getContext() {
return configurationContext;
}
/**
* Create a Axis2 Based Server Environment
*
* @param serverConfigurationInformation ServerConfigurationInformation instance
*/
private void createNewInstance(ServerConfigurationInformation serverConfigurationInformation) {
try {
configurationContext = ConfigurationContextFactory.
createConfigurationContextFromFileSystem(
serverConfigurationInformation.getAxis2RepoLocation(),
serverConfigurationInformation.getAxis2Xml());
configurationContext.setProperty(
AddressingConstants.ADDR_VALIDATE_ACTION, Boolean.FALSE);
startJmxAdapter();
listenerManager = configurationContext.getListenerManager();
if (listenerManager == null) {
// create and initialize the listener manager but do not start
listenerManager = new ListenerManager();
listenerManager.init(configurationContext);
}
// do not use the listener manager shutdown hook, because it clashes with the
// SynapseServer shutdown hook.
listenerManager.setShutdownHookRequired(false);
} catch (Throwable t) {
handleFatal("Failed to create a new Axis2 instance...", t);
}
}
/**
* Adds Synapse Service to Axis2 configuration which enables the main message mediation.
*
* @throws AxisFault if an error occurs during Axis2 service initialization
*/
private void deploySynapseService() throws AxisFault {
log.info("Deploying the Synapse service...");
// Dynamically initialize the Synapse Service and deploy it into Axis2
AxisConfiguration axisCfg = configurationContext.getAxisConfiguration();
AxisService synapseService = new AxisService(SynapseConstants.SYNAPSE_SERVICE_NAME);
AxisOperation mediateOperation = new InOutAxisOperation(
SynapseConstants.SYNAPSE_OPERATION_NAME);
mediateOperation.setMessageReceiver(new SynapseMessageReceiver());
synapseService.addOperation(mediateOperation);
List transports = new ArrayList();
transports.add(Constants.TRANSPORT_HTTP);
transports.add(Constants.TRANSPORT_HTTPS);
synapseService.setExposedTransports(transports);
AxisServiceGroup synapseServiceGroup = new AxisServiceGroup(axisCfg);
synapseServiceGroup.setServiceGroupName(SynapseConstants.SYNAPSE_SERVICE_NAME);
synapseServiceGroup.addParameter(SynapseConstants.HIDDEN_SERVICE_PARAM, "true");
synapseServiceGroup.addService(synapseService);
axisCfg.addServiceGroup(synapseServiceGroup);
}
/**
* Removes the Synapse Service from the Axis2 configuration.
*
* @throws AxisFault if an error occurs during Axis2 service removal
*/
private void undeploySynapseService() throws AxisFault {
log.info("Undeploying the Synapse service...");
configurationContext.getAxisConfiguration().removeService(
SynapseConstants.SYNAPSE_SERVICE_NAME);
}
/**
* Adds all Synapse proxy services to the Axis2 configuration.
*/
private void deployProxyServices() {
boolean failSafeProxyEnabled = SynapseConfigUtils.isFailSafeEnabled(
SynapseConstants.FAIL_SAFE_MODE_PROXY_SERVICES);
log.info("Deploying Proxy services...");
String thisServerName = serverConfigurationInformation.getServerName();
if (thisServerName == null || "".equals(thisServerName)) {
thisServerName = serverConfigurationInformation.getHostName();
if (thisServerName == null || "".equals(thisServerName)) {
thisServerName = "localhost";
}
}
for (ProxyService proxy : synapseConfiguration.getProxyServices()) {
// start proxy service if either, pinned server name list is empty
// or pinned server list has this server name
List pinnedServers = proxy.getPinnedServers();
if (pinnedServers != null && !pinnedServers.isEmpty()) {
if (!pinnedServers.contains(thisServerName)) {
log.info("Server name not in pinned servers list." +
" Not deploying Proxy service : " + proxy.getName());
continue;
}
}
try {
AxisService proxyService = proxy.buildAxisService(synapseConfiguration,
configurationContext.getAxisConfiguration());
if (proxyService != null) {
log.info("Deployed Proxy service : " + proxy.getName());
if (!proxy.isStartOnLoad()) {
proxy.stop(synapseConfiguration);
}
} else {
log.warn("The proxy service " + proxy.getName() + " will NOT be available");
}
} catch (SynapseException e) {
if (failSafeProxyEnabled) {
log.warn("The proxy service " + proxy.getName() + " cannot be deployed - " +
"Continue in Proxy Service fail-safe mode.");
} else {
handleException("The proxy service " + proxy.getName() + " : Deployment Error");
}
}
}
}
/**
* Removes all Synapse proxy services from the Axis2 configuration.
*
* @throws AxisFault if an error occurs undeploying proxy services
*/
private void undeployProxyServices() throws AxisFault {
log.info("Undeploying Proxy services...");
for (ProxyService proxy : synapseConfiguration.getProxyServices()) {
configurationContext.getAxisConfiguration().removeService(
proxy.getName());
}
}
/**
* Deploys the mediators in the mediator extensions folder.
*/
private void deployMediatorExtensions() {
log.info("Loading mediator extensions...");
AxisConfigurator configurator = configurationContext.getAxisConfiguration().getConfigurator();
if (configurator instanceof DeploymentEngine) {
((DeploymentEngine) configurator).getRepoListener().checkServices();
} else {
log.warn("Unable to access the repository listener. Custom extensions will " +
"not get loaded now!");
}
}
/**
* Deploys all event sources.
*
* @throws AxisFault if an error occurs deploying the event sources.
*/
private void deployEventSources() throws AxisFault {
log.info("Deploying EventSources...");
for (SynapseEventSource eventSource : synapseConfiguration.getEventSources()) {
eventSource.buildService(configurationContext.getAxisConfiguration());
}
}
/**
* Undeploys all event sources.
*
* @throws AxisFault if an error occurs undeploying the event sources.
*/
private void undeployEventSources() throws AxisFault {
log.info("Undeploying EventSources...");
for (SynapseEventSource eventSource : synapseConfiguration.getEventSources()) {
configurationContext.getAxisConfiguration().removeService(eventSource.getName());
}
}
/**
* Initiating DataSourceRepositoryHolder with a new data source information repository or
* reusing an existing repository.
*
* @param serverContextInformation ServerContextInformation instance
*/
private void initDataSourceHelper(ServerContextInformation serverContextInformation) {
DataSourceRepositoryHolder repositoryHolder = DataSourceRepositoryHolder.getInstance();
Properties synapseProperties = SynapsePropertiesLoader.reloadSynapseProperties();
Object repo =
serverContextInformation.getProperty(
DataSourceConstants.DATA_SOURCE_INFORMATION_REPOSITORY);
if (repo instanceof DataSourceInformationRepository) {
repositoryHolder.init((DataSourceInformationRepository) repo, synapseProperties);
} else {
repositoryHolder.init(null, synapseProperties);
}
}
/**
* Initiating SharedSecretCallbackHandlerCache reusing an existing SecretCallbackHandler instance -
* a SecretCallbackHandler passed when start synapse.
*
* @param information ServerContextInformation instance
*/
private void initSharedSecretCallbackHandlerCache(ServerContextInformation information) {
SharedSecretCallbackHandlerCache cache = SharedSecretCallbackHandlerCache.getInstance();
Object handler =
information.getProperty(
SecurityConstants.PROP_SECRET_CALLBACK_HANDLER);
if (handler instanceof SecretCallbackHandler) {
cache.setSecretCallbackHandler((SecretCallbackHandler) handler);
}
}
private void addDefaultBuildersAndFormatters(AxisConfiguration axisConf) {
if (axisConf.getMessageBuilder("text/plain") == null) {
axisConf.addMessageBuilder("text/plain", new PlainTextBuilder());
}
if (axisConf.getMessageBuilder("application/octet-stream") == null) {
axisConf.addMessageBuilder("application/octet-stream", new BinaryBuilder());
}
}
private void addServerIPAndHostEntries() {
String hostName = serverConfigurationInformation.getHostName();
String ipAddress = serverConfigurationInformation.getIpAddress();
if (hostName != null && !"".equals(hostName)) {
Entry entry = new Entry(SynapseConstants.SERVER_HOST);
entry.setValue(hostName);
synapseConfiguration.addEntry(SynapseConstants.SERVER_HOST, entry);
}
if (ipAddress != null && !"".equals(ipAddress)) {
Entry entry = new Entry(SynapseConstants.SERVER_IP);
entry.setValue(ipAddress);
if (synapseConfiguration.getAxisConfiguration().getTransportsIn() != null) {
Map transportInConfigMap = synapseConfiguration.getAxisConfiguration().getTransportsIn();
if (transportInConfigMap != null) {
TransportInDescription transportInDescription = transportInConfigMap.get("http");
if (transportInDescription != null) {
Parameter bindAddressParam = transportInDescription.getParameter("bind-address");
if (bindAddressParam != null) {
entry.setValue(bindAddressParam.getValue());
}
}
}
}
synapseConfiguration.addEntry(SynapseConstants.SERVER_IP, entry);
}
}
private HandlerDescription prepareSynapseDispatcher() {
HandlerDescription handlerMD = new HandlerDescription(SynapseDispatcher.NAME);
//
PhaseRule rule = new PhaseRule(PhaseMetadata.PHASE_DISPATCH);
rule.setAfter(SOAPMessageBodyBasedDispatcher.NAME);
handlerMD.setRules(rule);
SynapseDispatcher synapseDispatcher = new SynapseDispatcher();
synapseDispatcher.initDispatcher();
handlerMD.setHandler(synapseDispatcher);
return handlerMD;
}
private HandlerDescription prepareMustUnderstandHandler() {
HandlerDescription handlerMD
= new HandlerDescription(SynapseMustUnderstandHandler.NAME);
//
PhaseRule rule = new PhaseRule(PhaseMetadata.PHASE_DISPATCH);
rule.setAfter(SynapseDispatcher.NAME);
handlerMD.setRules(rule);
SynapseMustUnderstandHandler synapseMustUnderstandHandler
= new SynapseMustUnderstandHandler();
synapseMustUnderstandHandler.init(handlerMD);
handlerMD.setHandler(synapseMustUnderstandHandler);
return handlerMD;
}
/**
* Starts the JMX Adaptor.
*
* @throws SynapseException if the JMX configuration is erroneous and/or the connector server
* cannot be started
*/
private void startJmxAdapter() {
Properties synapseProperties = SynapsePropertiesLoader.loadSynapseProperties();
JmxInformation jmxInformation = JmxInformationFactory.createJmxInformation(
synapseProperties, serverConfigurationInformation.getHostName());
// Start JMX Adapter only if at least a JMX JNDI port is configured
if (jmxInformation.getJndiPort() != -1) {
jmxAdapter = new JmxAdapter(jmxInformation);
jmxAdapter.start();
}
}
/**
* Stops the JMX Adaptor.
*/
private void stopJmxAdapter() {
if (jmxAdapter != null) {
jmxAdapter.stop();
}
}
private void handleFatal(String msg, Throwable e) {
log.fatal(msg, e);
throw new SynapseException(msg, e);
}
private void handleFatal(String msg) {
log.fatal(msg);
throw new SynapseException(msg);
}
private void handleException(String msg) {
log.error(msg);
throw new SynapseException(msg);
}
}
