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package flex.messaging.services.http;
import flex.management.runtime.messaging.services.http.HTTPProxyDestinationControl;
import flex.messaging.Destination;
import flex.messaging.config.ConfigMap;
import flex.messaging.log.LogCategories;
import flex.messaging.services.HTTPProxyService;
import flex.messaging.services.Service;
import flex.messaging.util.ClassUtil;
import flex.messaging.util.SettingsReplaceUtil;
import java.net.URL;
import java.net.MalformedURLException;
import java.util.Iterator;
import java.util.List;
import java.util.ArrayList;
import java.util.Set;
/**
* Subclass of Destination which provides HTTP Proxy-specific destination functionality.
*/
public class HTTPProxyDestination extends Destination
{
static final long serialVersionUID = -5749492520894791206L;
/** Log category for HTTPProxyDestination. **/
public static final String LOG_CATEGORY = LogCategories.SERVICE_HTTP;
// ConfigMap keys from XML based services configuration.
private static final String URL = "url";
private static final String WSDL = "wsdl";
private static final String DYNAMIC_URL = "dynamic-url";
private static final String SOAP = "soap";
private static final String REMOTE_USERNAME = "remote-username";
private static final String REMOTE_PASSWORD = "remote-password";
private static final String USE_CUSTOM_AUTH = "use-custom-auth";
private static final String ID = "id";
private static final String CLASS = "class";
private static final String PROPERTIES = "properties";
// HTTPProxyDestination's properties
protected String defaultUrl;
protected final List dynamicUrls;
protected String remoteUsername;
protected String remotePassword;
protected boolean useCustomAuthentication;
protected ProtocolFactory protocolFactory;
// HTTPProxyDestination internal
protected boolean allowsDynamicAuthentication;
protected boolean dynamicParsed;
protected String parsedDefaultUrl;
protected List parsedDynamicUrls;
private HTTPProxyDestinationControl controller;
//--------------------------------------------------------------------------
//
// Constructor
//
//--------------------------------------------------------------------------
/**
* Constructs an unmanaged HTTPProxyDestination instance.
*/
public HTTPProxyDestination()
{
this(false);
}
/**
* Constructs a HTTPProxyDestination with the indicated management.
*
* @param enableManagement true if the HTTPProxyDestination
* is manageable; otherwise false.
*/
public HTTPProxyDestination(boolean enableManagement)
{
super(enableManagement);
dynamicUrls = new ArrayList();
}
//--------------------------------------------------------------------------
//
// Initialize, validate, start, and stop methods.
//
//--------------------------------------------------------------------------
/**
* Initializes the HTTPProxyDestination with the properties.
*
*
* <url>...</url> (HTTP)
* or
* <wsdl>...</wsdl> (SOAP)
*
* <dynamic-url>...</dynamic-url>* (HTTP)
* or
* <soap>...</soap>* (SOAP)
*
* <remote-username>...</remote-username>
* <remote-password>...</remote-password>
* <use-custom-authentication>true</use-custom-authentication>
*
* <protocol-factory class="flex.messaging.services.http.ProtocolFactory">
* <properties>...</properties>
* </protocol-factory>
*
*
* @param id The id of the destination.
* @param properties Properties for the HTTPProxyDestination.
*/
public void initialize(String id, ConfigMap properties)
{
super.initialize(id, properties);
if (properties == null || properties.size() == 0)
return;
// Custom protocol-factory
ConfigMap factoryMap = properties.getPropertyAsMap(HostConfigurationSettings.PROTOCOL_FACFORY, null);
if (factoryMap != null)
{
String className = factoryMap.getPropertyAsString(CLASS, null);
if (className != null)
{
Class factoryClass = ClassUtil.createClass(className);
protocolFactory = (ProtocolFactory)ClassUtil.createDefaultInstance(factoryClass, ProtocolFactory.class);
String factoryId = factoryMap.getPropertyAsString(ID, getId() + "_protocol_factory");
ConfigMap protocolProperties = factoryMap.getPropertyAsMap(PROPERTIES, null);
protocolFactory.initialize(factoryId, protocolProperties);
}
}
// Default URL or WSDL
defaultUrl = properties.getPropertyAsString(URL, null);
if (defaultUrl == null)
{
defaultUrl = properties.getPropertyAsString(WSDL, null);
}
else
{
properties.allowProperty(WSDL);
}
// Dynamic URL or SOAP Endpoint patterns
List dynUrls = properties.getPropertyAsList(DYNAMIC_URL, null);
if (dynUrls != null)
{
dynamicUrls.addAll(dynUrls);
}
List soapUrls = properties.getPropertyAsList(SOAP, new ArrayList());
if (soapUrls != null)
{
dynamicUrls.addAll(soapUrls);
}
remoteUsername = properties.getPropertyAsString(REMOTE_USERNAME, null);
remotePassword = properties.getPropertyAsString(REMOTE_PASSWORD, null);
useCustomAuthentication = properties.getPropertyAsBoolean(USE_CUSTOM_AUTH, true);
}
//--------------------------------------------------------------------------
//
// Public Getters and Setters for Destination properties
//
//--------------------------------------------------------------------------
/**
* Returns the url (or wsdl if using the
* SOAP) property.
*
* @return The url or wsdl property.
*/
public String getDefaultUrl()
{
return defaultUrl;
}
/**
* Sets the url or wsdl property.
*
* @param defaultUrl The url or wsdl property.
*/
public void setDefaultUrl(String defaultUrl)
{
this.defaultUrl = defaultUrl;
}
/**
* Returns the list of dynamic-url (or soap
* if using SOAP) properties.
*
* @return The list of dynamic-url or soap
* properties.
*/
public List getDynamicUrls()
{
return dynamicUrls;
}
/**
* Adds a dynamic-url or soap property.
* The developer configures a list of dynamic URLs that are
* allowed for Proxy Service destinations. The dynamic URL
* may contain * and ? wildcards, and must start with either
* "http://" or "https://". Dynamic URLs
* are compared in a case insensitive manner.
*
* @param dynamicUrl - A wildcard pattern used to match dynamic URLs
*/
public void addDynamicUrl(String dynamicUrl)
{
if (dynamicUrl != null)
{
dynamicUrls.add(dynamicUrl);
dynamicParsed = false;
// FIXME: Why do we enforce this? What about {context.root} based relative URLs?
/*
if (u.startsWith("http://") || u.startsWith("https://"))
{
Don't convert to chars here, we need to translate {context.root} when we know it later...
char[] urlChars = u.toLowerCase().toCharArray();
parsedDynamicUrls.add(u);
parsed = false;
}
else
{
throw new MessageException("Dynamic URL patterns must start with 'http://' or 'https://'");
}
*/
}
}
/**
* Adds a list of dynamic-url or soap properties
* to the existing list.
*
* @param dynamicUrls A list of dynamic-url or soap
* properties.
*/
public void addDynamicUrls(List dynamicUrls)
{
this.dynamicUrls.addAll(dynamicUrls);
dynamicParsed = false;
}
/**
* Returns the protocol-factory property. A ProtocolFactory
* implementation allows the developer to customize how the HTTP Proxy
* Service communicates with a 3rd party endpoint.
*
* @return The protocol-factory property.
*/
public ProtocolFactory getProtocolFactory()
{
return protocolFactory;
}
/**
* Sets the protocol-factory property.
*
* @param protocolFactory The protocol-factory property.
*/
public void setProtocolFactory(ProtocolFactory protocolFactory)
{
this.protocolFactory = protocolFactory;
}
/**
* Returns the remote-password property.
*
* @return The remote-password property.
*/
public String getRemotePassword()
{
return remotePassword;
}
/**
* Sets the remote-password property.
*
* @param remotePassword The remote-password property.
*/
public void setRemotePassword(String remotePassword)
{
this.remotePassword = remotePassword;
}
/**
* Gets the remote-username property.
*
* @return The remote-username property.
*/
public String getRemoteUsername()
{
return remoteUsername;
}
/**
* Sets the remote-username property.
*
* @param remoteUsername The remote-username property.
*/
public void setRemoteUsername(String remoteUsername)
{
this.remoteUsername = remoteUsername;
}
/**
* Casts the Service into HTTPProxyService
* and calls super.setService.
*
* @param service The HTTP proxy service.
*/
public void setService(Service service)
{
HTTPProxyService proxyService = (HTTPProxyService)service;
super.setService(proxyService);
}
/**
* Returns the use-custom-auth property.
*
* @return true if use-custom-auth is enabled;
* otherwise false.
*/
public boolean isUseCustomAuthentication()
{
return useCustomAuthentication;
}
/**
* Sets the use-custom-auth property.
*
* @param useCustomAuthentication The use-custom-auth property.
*/
public void setUseCustomAuthentication(boolean useCustomAuthentication)
{
this.useCustomAuthentication = useCustomAuthentication;
}
//--------------------------------------------------------------------------
//
// Other public APIs
//
//--------------------------------------------------------------------------
/**
* This method replaces the dynamic tokens of the default url with the specified
* values and returns the resulting url.
*
* @param contextPath The context path to be used in dynamic url replacement.
* @param serverName The server name to be used in dynamic url replacement.
* @param serverPort The server port to be used in dynamic url replacement.
* @param serverProtocol The server protocol to be used in dynamic url replacement.
* @return The fully parsed url where the dynamic tokens have been replaced.
*/
public String getParsedDefaultUrl(String contextPath, String serverName, String serverPort, String serverProtocol)
{
if (defaultUrl != null)
{
parsedDefaultUrl = SettingsReplaceUtil.replaceAllTokensGivenServerName(defaultUrl, contextPath, serverName, serverPort, serverProtocol);
}
return parsedDefaultUrl;
}
/**
* This method replaces all the dynamic tokens of dynamic urls using the specified
* context path, when necessary.
*
* @param contextPath The context path to be used in dynamic url replacement.
* @return List List of fully parsed urls where the dynamic tokens have been replaced.
*/
public List getParsedDynamicUrls(String contextPath)
{
if (!dynamicParsed || parsedDynamicUrls == null)
{
parseDynamicUrls(this, contextPath);
}
return parsedDynamicUrls;
}
private static void parseDynamicUrls(HTTPProxyDestination dest, String contextPath)
{
List dynamicUrls = dest.getDynamicUrls();
dest.parsedDynamicUrls = new ArrayList();
dest.allowsDynamicAuthentication = true;
String lastDomainAndPort = null;
boolean computeAuth = true;
Set parsedUrls = SettingsReplaceUtil.replaceAllTokensCalculateServerName(dynamicUrls, contextPath);
for (Iterator iter = parsedUrls.iterator(); iter.hasNext();)
{
String url = (String)iter.next();
dest.parsedDynamicUrls.add(url.toCharArray());
if (computeAuth)
{
boolean fail = false;
try
{
URL urlObj = new URL(url);
String host = urlObj.getHost();
if (host.indexOf("*") > -1)
{
fail = true;
}
else
{
String domainAndPort = host + ":" + urlObj.getPort();
if (lastDomainAndPort != null)
{
if (!lastDomainAndPort.equalsIgnoreCase(domainAndPort))
{
fail = true;
}
}
lastDomainAndPort = domainAndPort;
}
}
catch (MalformedURLException e)
{
//probably due to the port being *
fail = true;
}
if (fail)
{
computeAuth = false;
dest.allowsDynamicAuthentication = false;
}
}
}
dest.dynamicParsed = true;
}
/**
* Returns whether dynamic authentication is allowed.
*
* @return Whether dynamic authentication is allowed.
*/
public boolean allowsDynamicAuthentication()
{
if (!dynamicParsed)
{
//not using proxy exception because this is really a coding issue
throw new RuntimeException("Cannot compute authentication if dynamic urls aren't parsed");
}
return allowsDynamicAuthentication;
}
//--------------------------------------------------------------------------
//
// Protected/private APIs
//
//--------------------------------------------------------------------------
/**
* Returns the log category of the HTTPProxyDestination.
*
* @return The log category of the component.
*/
protected String getLogCategory()
{
return LOG_CATEGORY;
}
/**
* Invoked automatically to allow the HTTPProxyDestination to setup its corresponding
* MBean control.
*
* @param service The Service that manages this HTTPProxyDestination.
*/
protected void setupDestinationControl(Service service)
{
controller = new HTTPProxyDestinationControl(this, service.getControl());
controller.register();
setControl(controller);
}
}
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