Examples with NodeAccept org.batfish.z3.state.NodeAccept used on opensource projects

Example 1 with NodeAccept

use of org.batfish.z3.state.NodeAccept in project batfish by batfish.

the class DefaultTransitionGeneratorTest method testVisitAccept.

@Test
public void testVisitAccept() {
    SynthesizerInput input = MockSynthesizerInput.builder().setEnabledNodes(ImmutableSet.of(NODE1, NODE2)).build();
    Set<RuleStatement> rules = ImmutableSet.copyOf(DefaultTransitionGenerator.generateTransitions(input, ImmutableSet.of(Accept.State.INSTANCE)));
    assertThat(rules, hasItem(new BasicRuleStatement(new NodeAccept(NODE1), Accept.INSTANCE)));
    assertThat(rules, hasItem(new BasicRuleStatement(new NodeAccept(NODE2), Accept.INSTANCE)));
}

Example 2 with NodeAccept

use of org.batfish.z3.state.NodeAccept in project batfish by batfish.

the class DefaultTransitionGeneratorTest method testVisitNodeAccept.

@Test
public void testVisitNodeAccept() {
    SynthesizerInput input = MockSynthesizerInput.builder().setEnabledNodes(ImmutableSet.of(NODE1, NODE2)).setIpsByHostname(ImmutableMap.of(NODE1, ImmutableSet.of(IP1, IP2), NODE2, ImmutableSet.of(IP3, IP4))).build();
    Set<RuleStatement> rules = ImmutableSet.copyOf(DefaultTransitionGenerator.generateTransitions(input, ImmutableSet.of(NodeAccept.State.INSTANCE)));
    // PostInForMe
    assertThat(rules, hasItem(new BasicRuleStatement(HeaderSpaceMatchExpr.matchDstIp(ImmutableSet.of(new IpWildcard(IP1), new IpWildcard(IP2))), ImmutableSet.of(new PostIn(NODE1)), new NodeAccept(NODE1))));
    assertThat(rules, hasItem(new BasicRuleStatement(HeaderSpaceMatchExpr.matchDstIp(ImmutableSet.of(new IpWildcard(IP3), new IpWildcard(IP4))), ImmutableSet.of(new PostIn(NODE2)), new NodeAccept(NODE2))));
}

Example 3 with NodeAccept

use of org.batfish.z3.state.NodeAccept in project batfish by batfish.

the class StandardReachabilityQuerySynthesizer method computeFinalActions.

/**
 * Create query condition for action at final node(s)
 */
private List<StateExpr> computeFinalActions() {
    ImmutableList.Builder<StateExpr> finalActionsBuilder = ImmutableList.builder();
    for (ForwardingAction action : _actions) {
        switch(action) {
            case ACCEPT:
                if (_finalNodes.size() > 0) {
                    for (String finalNode : _finalNodes) {
                        StateExpr accept = new NodeAccept(finalNode);
                        finalActionsBuilder.add(accept);
                    }
                } else {
                    finalActionsBuilder.add(Accept.INSTANCE);
                }
                break;
            case DEBUG:
                finalActionsBuilder.add(Debug.INSTANCE);
                break;
            case DROP:
                if (_finalNodes.size() > 0) {
                    for (String finalNode : _finalNodes) {
                        StateExpr drop = new NodeDrop(finalNode);
                        finalActionsBuilder.add(drop);
                    }
                } else {
                    finalActionsBuilder.add(Drop.INSTANCE);
                }
                break;
            case DROP_ACL:
                if (_finalNodes.size() > 0) {
                    for (String finalNode : _finalNodes) {
                        StateExpr drop = new NodeDropAcl(finalNode);
                        finalActionsBuilder.add(drop);
                    }
                } else {
                    finalActionsBuilder.add(DropAcl.INSTANCE);
                }
                break;
            case DROP_ACL_IN:
                if (_finalNodes.size() > 0) {
                    for (String finalNode : _finalNodes) {
                        StateExpr drop = new NodeDropAclIn(finalNode);
                        finalActionsBuilder.add(drop);
                    }
                } else {
                    finalActionsBuilder.add(DropAclIn.INSTANCE);
                }
                break;
            case DROP_ACL_OUT:
                if (_finalNodes.size() > 0) {
                    for (String finalNode : _finalNodes) {
                        StateExpr drop = new NodeDropAclOut(finalNode);
                        finalActionsBuilder.add(drop);
                    }
                } else {
                    finalActionsBuilder.add(DropAclOut.INSTANCE);
                }
                break;
            case DROP_NO_ROUTE:
                if (_finalNodes.size() > 0) {
                    for (String finalNode : _finalNodes) {
                        StateExpr drop = new NodeDropNoRoute(finalNode);
                        finalActionsBuilder.add(drop);
                    }
                } else {
                    finalActionsBuilder.add(DropNoRoute.INSTANCE);
                }
                break;
            case DROP_NULL_ROUTE:
                if (_finalNodes.size() > 0) {
                    for (String finalNode : _finalNodes) {
                        StateExpr drop = new NodeDropNullRoute(finalNode);
                        finalActionsBuilder.add(drop);
                    }
                } else {
                    finalActionsBuilder.add(DropNullRoute.INSTANCE);
                }
                break;
            case NEIGHBOR_UNREACHABLE_OR_EXITS_NETWORK:
                if (_finalNodes.size() > 0) {
                    for (String finalNode : _finalNodes) {
                        StateExpr drop = new NodeNeighborUnreachable(finalNode);
                        finalActionsBuilder.add(drop);
                    }
                } else {
                    finalActionsBuilder.add(NeighborUnreachable.INSTANCE);
                }
                break;
            case FORWARD:
            default:
                throw new BatfishException("unsupported action");
        }
    }
    return finalActionsBuilder.build();
}