Examples with BasicRuleStatement org.batfish.z3.expr.BasicRuleStatement used on opensource projects

Example 41 with BasicRuleStatement

use of org.batfish.z3.expr.BasicRuleStatement in project batfish by batfish.

the class DefaultTransitionGenerator method visitPostInVrf.

@Override
public void visitPostInVrf(PostInVrf.State postInVrf) {
    // CopyOriginateVrf
    _input.getEnabledInterfacesByNodeVrf().entrySet().stream().flatMap(enabledInterfacesByNodeEntry -> {
        String hostname = enabledInterfacesByNodeEntry.getKey();
        return enabledInterfacesByNodeEntry.getValue().entrySet().stream().map(enabledInterfacesByVrfEntry -> {
            String vrf = enabledInterfacesByVrfEntry.getKey();
            return new BasicRuleStatement(new OriginateVrf(hostname, vrf), new PostInVrf(hostname, vrf));
        });
    }).forEach(_rules::add);
    // PostInInterfaceCorrespondingVrf
    _input.getEnabledInterfacesByNodeVrf().entrySet().stream().flatMap(enabledInterfacesByNodeEntry -> {
        String hostname = enabledInterfacesByNodeEntry.getKey();
        return enabledInterfacesByNodeEntry.getValue().entrySet().stream().flatMap(enabledInterfacesByVrfEntry -> {
            String vrfName = enabledInterfacesByVrfEntry.getKey();
            return enabledInterfacesByVrfEntry.getValue().stream().map(ifaceName -> new BasicRuleStatement(new PostInInterface(hostname, ifaceName), new PostInVrf(hostname, vrfName)));
        });
    }).forEach(_rules::add);
}

Example 42 with BasicRuleStatement

use of org.batfish.z3.expr.BasicRuleStatement in project batfish by batfish.

the class DefaultTransitionGenerator method visitNodeDropAclOut.

@Override
public void visitNodeDropAclOut(NodeDropAclOut.State nodeDropAclOut) {
    _input.getEnabledEdges().forEach(edge -> {
        String node1 = edge.getNode1();
        String iface1 = edge.getInt1();
        String node2 = edge.getNode2();
        String iface2 = edge.getInt2();
        String outAcl = _input.getOutgoingAcls().get(node1).get(iface1);
        // There has to be an ACL -- no ACL is an implicit Permit.
        if (outAcl != null) {
            Set<StateExpr> postTransformationPreStates = ImmutableSet.of(new AclDeny(node1, outAcl), new PreOutEdgePostNat(node1, iface1, node2, iface2));
            _rules.add(new BasicRuleStatement(TrueExpr.INSTANCE, postTransformationPreStates, new NodeDropAclOut(node1)));
        }
    });
}

Example 43 with BasicRuleStatement

use of org.batfish.z3.expr.BasicRuleStatement in project batfish by batfish.

the class StandardReachabilityQuerySynthesizer method getReachabilityProgram.

@Override
public ReachabilityProgram getReachabilityProgram(SynthesizerInput input) {
    ImmutableList.Builder<RuleStatement> rules = ImmutableList.builder();
    List<StateExpr> finalActions = computeFinalActions();
    ImmutableList.Builder<BooleanExpr> queryPreconditions = ImmutableList.<BooleanExpr>builder().add(SaneExpr.INSTANCE).add(getSrcNattedConstraint());
    finalActions.stream().map(finalAction -> new BasicRuleStatement(new AndExpr(queryPreconditions.build()), ImmutableSet.of(finalAction), Query.INSTANCE)).forEach(rules::add);
    addOriginateRules(rules);
    return ReachabilityProgram.builder().setInput(input).setQueries(ImmutableList.of(new QueryStatement(Query.INSTANCE))).setRules(rules.build()).build();
}

Example 44 with BasicRuleStatement

use of org.batfish.z3.expr.BasicRuleStatement in project batfish by batfish.

the class AclReachabilityQuerySynthesizer method getReachabilityProgram.

@Override
public ReachabilityProgram getReachabilityProgram(SynthesizerInput input) {
    ReachabilityProgram.Builder builder = ReachabilityProgram.builder().setInput(input);
    ImmutableList.Builder<QueryStatement> queries = ImmutableList.builder();
    ImmutableList.Builder<RuleStatement> rules = ImmutableList.builder();
    for (int line = 0; line < _numLines; line++) {
        NumberedQuery query = new NumberedQuery(line);
        rules.add(new BasicRuleStatement(SaneExpr.INSTANCE, ImmutableSet.of(new AclLineMatch(_hostname, _aclName, line)), new NumberedQuery(line)));
        queries.add(new QueryStatement(query));
        _keys.add(new AclLine(_hostname, _aclName, line));
    }
    return builder.setInput(input).setQueries(queries.build()).setRules(rules.build()).build();
}