package org.jboss.security.plugins;
import java.io.InputStream;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.net.URL;
import java.util.Stack;
import javax.management.JMException;
import javax.management.MalformedObjectNameException;
import javax.management.MBeanServer;
import javax.management.ObjectName;
import javax.security.auth.login.Configuration;
import org.jboss.system.ServiceMBeanSupport;
public class SecurityConfig extends ServiceMBeanSupport
implements SecurityConfigMBean
{
private String loginConfigName;
private Stack loginConfigStack = new Stack();
static class ConfigInfo
{
ObjectName name;
Configuration config;
ConfigInfo(ObjectName name, Configuration config)
{
this.name = name;
this.config = config;
}
}
public SecurityConfig()
{
}
public String getName()
{
return "SecurityIntialization";
}
public String getLoginConfig()
{
return loginConfigName;
}
public void setLoginConfig(String name) throws MalformedObjectNameException
{
this.loginConfigName = name;
}
public void startService() throws Exception
{
pushLoginConfig(loginConfigName);
}
public void stopService() throws Exception
{
if( loginConfigStack.empty() == false )
popLoginConfig();
}
public synchronized void pushLoginConfig(String objectName)
throws JMException, MalformedObjectNameException
{
ObjectName name = new ObjectName(objectName);
Configuration prevConfig = null;
if( loginConfigStack.empty() == false )
{
ConfigInfo prevInfo = (ConfigInfo) loginConfigStack.peek();
prevConfig = prevInfo.config;
}
ConfigInfo info = installConfig(name, prevConfig);
loginConfigStack.push(info);
}
public synchronized void popLoginConfig()
throws JMException
{
ConfigInfo info = (ConfigInfo) loginConfigStack.pop();
Configuration prevConfig = null;
if( loginConfigStack.empty() == false )
{
ConfigInfo prevInfo = (ConfigInfo) loginConfigStack.peek();
prevConfig = prevInfo.config;
}
installConfig(info.name, prevConfig);
}
private ConfigInfo installConfig(ObjectName name, Configuration prevConfig)
throws JMException
{
MBeanServer server = super.getServer();
Object[] args = {prevConfig};
String[] signature = {"javax.security.auth.login.Configuration"};
Configuration config = (Configuration) server.invoke(name,
"getConfiguration", args, signature);
Configuration.setConfiguration(config);
ConfigInfo info = new ConfigInfo(name, config);
log.debug("Installed JAAS Configuration service="+name+", config="+config);
return info;
}
}