J2EESecurityManager.java

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package com.sun.enterprise.security.ee;

import com.sun.enterprise.security.ee.CachedPermissionImpl;
import com.sun.enterprise.security.ssl.SSLUtils;
import java.net.SocketPermission;

import java.util.*;
// IASRI 4660742 START
// IASRI 4660742 END

/**
 * Java 2 security manager that enforces code security.
 * @author Harish Prabandham
 */
public class J2EESecurityManager extends java.rmi.RMISecurityManager {

    private CachedPermissionImpl connectPerm;

    private PermissionCache cache;

    private boolean cacheEnabled = false;

    public J2EESecurityManager() {
    }

/*
   public void checkAccess(ThreadGroup t) {
   Class[] clss = getClassContext();
   for(int i=1; i < clss.length; ++i) {
// IASRI 4660742   System.out.println(clss[i] + " : " + clss[i].getProtectionDomain());
// START OF IASRI 4660742
            _logger.log(Level.FINE,clss[i] + " : " + clss[i].getProtectionDomain());
// END OF IASRI 4660742
   }
   
   System.out.flush();
   
   // JDK 1.1. implementation...
   Class[] clss = getClassContext();
   for(int i=1; i < clss.length; ++i) {
   checkIfInContainer(clss[i]);
   }
   }
   
   // JDK 1.1. implementation...
    private void checkIfInContainer(Class clazz) {
	Class[] parents = clazz.getDeclaredClasses();
	for(int i=0; i < parents.length; ++i) {
	    if(parents[i] == com.sun.ejb.Container.class) 
		throw new SecurityException("Got it....");
	}
    }
*/

    @Override
   public void checkAccess(ThreadGroup t) {
       super.checkAccess(t);
       checkPermission(new java.lang.RuntimePermission("modifyThreadGroup"));
   }
    
    @Override
    public void checkPackageAccess(final String pkgname) {
	// Remove this once 1.2.2 SecurityManager/ClassLoader bug is fixed.
	if(!pkgname.startsWith("sun."))
	    super.checkPackageAccess(pkgname);
    }

    @Override
    public void checkExit(int status) {
        // Verify exit permission
        super.checkExit(status);
    }

    @Override
    public void checkConnect(String host, int port) {
	if (checkConnectPermission()) {
	    return;
	}
	super.checkConnect(host, port);
    }

    @Override
    public void checkConnect(String host, int port, Object context) {
	if (checkConnectPermission()) {
	    return;
	}
	super.checkConnect(host, port, context);
    }

    @Override
    public void checkPropertyAccess(String key) {
	if (checkProperty(key)) {
	    return;
	} 
	super.checkPropertyAccess(key);
    }

    private boolean checkConnectPermission() {
	if (cacheEnabled()) {
	    return connectPerm.checkPermission();
	} 
	return false;
    }

    private boolean checkProperty(String key) {
        if(key.equals("javax.net.ssl.keyStorePassword") || key.equals("javax.net.ssl.trustStorePassword")){
            SSLUtils.checkPermission(key);
        }
	if (cacheEnabled()) {
	    return cache.checkPermission(new PropertyPermission(key, "read"));
	} 
	return false;
    }

    public synchronized boolean cacheEnabled() {
	return cacheEnabled;
    }

    public synchronized void enablePermissionCache(PermissionCache c) {
	if (c != null) {
	    cache = c;
	    connectPerm = new CachedPermissionImpl
		(cache, new SocketPermission("*","connect"));
	    cacheEnabled = true;
	}
    }
   
}