コード例 #1
0
bool PolicyCompiler_pf::splitIfFirewallInDst::processNext()
{
    PolicyRule *rule = getNext(); if (rule==NULL) return false;

    PolicyRule *r;
    RuleElementDst *dst = rule->getDst();    assert(dst);

    if (dst->size()==1 || dst->getNeg())
    {
	tmp_queue.push_back(rule);
	return true;
    }

    FWObject *fw_in_dst = NULL;
    vector<FWObject*> cl;
    for (FWObject::iterator i1=dst->begin(); i1!=dst->end(); ++i1)
    {
	FWObject *obj = FWReference::getObject(*i1);
	if (obj==NULL)
            compiler->abort(rule, "Broken Dst");

	if (obj->getId()==compiler->getFwId())
        {
	    fw_in_dst = obj;

	    RuleElementDst *ndst;

	    r = compiler->dbcopy->createPolicyRule();
	    compiler->temp_ruleset->add(r);
	    r->duplicate(rule);
	    ndst = r->getDst();
	    ndst->clearChildren();
	    ndst->setAnyElement();
	    ndst->addRef( compiler->fw );
	    tmp_queue.push_back(r);
	}
    }
    if (fw_in_dst!=NULL) dst->removeRef( fw_in_dst );

    tmp_queue.push_back(rule);
    return true;
}
コード例 #2
0
bool PolicyCompiler_ipf::doDstNegation::processNext()
{
    PolicyRule *rule=getNext(); if (rule==NULL) return false;

    RuleElementDst *dst=rule->getDst();

    if (dst->getNeg()) {
        RuleElementDst *ndst;
	PolicyRule     *r;
        FWOptions *ruleopt;

	r= compiler->dbcopy->createPolicyRule();
	compiler->temp_ruleset->add(r);
	r->duplicate(rule);
	r->setAction(PolicyRule::Continue);
	r->setLogging(false);
        ndst=r->getDst();
        ndst->setNeg(false);
	r->setBool("quick",false);
        r->setBool("skip_check_for_duplicates",true);
        ruleopt = r->getOptionsObject();
        ruleopt->setBool("stateless", true);
	tmp_queue.push_back(r);

	r= compiler->dbcopy->createPolicyRule();
	compiler->temp_ruleset->add(r);
	r->duplicate(rule);
        ndst=r->getDst();
        ndst->setNeg(false);
	ndst->clearChildren();
	ndst->setAnyElement();
	r->setBool("quick",true);
        r->setBool("skip_check_for_duplicates",true);
	tmp_queue.push_back(r);

	return true;
    }
    tmp_queue.push_back(rule);
    return true;
}
コード例 #3
0
bool PolicyCompiler_pf::doDstNegation::processNext()
{
    PolicyRule *rule=getNext(); if (rule==NULL) return false;

    RuleElementDst *dst=rule->getDst();

    if (dst->getNeg()) {
        RuleElementDst *ndst;
	PolicyRule     *r;

	r= compiler->dbcopy->createPolicyRule();
	compiler->temp_ruleset->add(r);
	r->duplicate(rule);
	if (rule->getAction()==PolicyRule::Accept)
            r->setAction(PolicyRule::Deny);
	else
            r->setAction(PolicyRule::Accept);
        ndst=r->getDst();
        ndst->setNeg(false);
	r->setBool("quick",true);
        r->setLogging(false);
	tmp_queue.push_back(r);

	r= compiler->dbcopy->createPolicyRule();
	compiler->temp_ruleset->add(r);
	r->duplicate(rule);
        ndst=r->getDst();
        ndst->setNeg(false);
	ndst->clearChildren();
	ndst->setAnyElement();
	r->setBool("quick",true);
	tmp_queue.push_back(r);

	return true;
    }
    tmp_queue.push_back(rule);
    return true;
}