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

Example 1 with NodeDropNullRoute

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

the class DefaultTransitionGeneratorTest method testVisitNodeDrop.

@Test
public void testVisitNodeDrop() {
    SynthesizerInput input = MockSynthesizerInput.builder().setEnabledNodes(ImmutableSet.of(NODE1, NODE2)).build();
    Set<RuleStatement> rules = ImmutableSet.copyOf(DefaultTransitionGenerator.generateTransitions(input, ImmutableSet.of(NodeDrop.State.INSTANCE)));
    // CopyNodeDropAcl
    assertThat(rules, hasItem(new BasicRuleStatement(new NodeDropAcl(NODE1), new NodeDrop(NODE1))));
    assertThat(rules, hasItem(new BasicRuleStatement(new NodeDropAcl(NODE2), new NodeDrop(NODE2))));
    // CopyNodeDropNoRoute
    assertThat(rules, hasItem(new BasicRuleStatement(new NodeDropNoRoute(NODE1), new NodeDrop(NODE1))));
    assertThat(rules, hasItem(new BasicRuleStatement(new NodeDropNoRoute(NODE2), new NodeDrop(NODE2))));
    // CopyNodeDropNullRoute
    assertThat(rules, hasItem(new BasicRuleStatement(new NodeDropNullRoute(NODE1), new NodeDrop(NODE1))));
    assertThat(rules, hasItem(new BasicRuleStatement(new NodeDropNullRoute(NODE2), new NodeDrop(NODE2))));
}

Example 2 with NodeDropNullRoute

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

the class DefaultTransitionGeneratorTest method testVisitDropNullRoute.

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

Example 3 with NodeDropNullRoute

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

the class DefaultTransitionGeneratorTest method testVisitNodeDropNullRoute.

@Test
public void testVisitNodeDropNullRoute() {
    SynthesizerInput input = MockSynthesizerInput.builder().setNullRoutedIps(ImmutableMap.of(NODE1, ImmutableMap.of(VRF1, B1, VRF2, B2), NODE2, ImmutableMap.of(VRF1, B1, VRF2, B2))).build();
    Set<RuleStatement> rules = ImmutableSet.copyOf(DefaultTransitionGenerator.generateTransitions(input, ImmutableSet.of(NodeDropNullRoute.State.INSTANCE)));
    // DestinationRouting
    assertThat(rules, hasItem(new BasicRuleStatement(B1, ImmutableSet.of(new PostInVrf(NODE1, VRF1), new PreOut(NODE1)), new NodeDropNullRoute(NODE1))));
    assertThat(rules, hasItem(new BasicRuleStatement(B2, ImmutableSet.of(new PostInVrf(NODE1, VRF2), new PreOut(NODE1)), new NodeDropNullRoute(NODE1))));
    assertThat(rules, hasItem(new BasicRuleStatement(B1, ImmutableSet.of(new PostInVrf(NODE2, VRF1), new PreOut(NODE2)), new NodeDropNullRoute(NODE2))));
    assertThat(rules, hasItem(new BasicRuleStatement(B2, ImmutableSet.of(new PostInVrf(NODE2, VRF2), new PreOut(NODE2)), new NodeDropNullRoute(NODE2))));
}

Example 4 with NodeDropNullRoute

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

the class DefaultTransitionGenerator method visitNodeDrop.

@Override
public void visitNodeDrop(NodeDrop.State nodeDrop) {
    // CopyNodeDropAcl
    _input.getEnabledNodes().stream().map(hostname -> new BasicRuleStatement(new NodeDropAcl(hostname), new NodeDrop(hostname))).forEach(_rules::add);
    // CopyNodeDropNoRoute
    _input.getEnabledNodes().stream().map(hostname -> new BasicRuleStatement(new NodeDropNoRoute(hostname), new NodeDrop(hostname))).forEach(_rules::add);
    // CopyNodeDropNullRoute
    _input.getEnabledNodes().stream().map(hostname -> new BasicRuleStatement(new NodeDropNullRoute(hostname), new NodeDrop(hostname))).forEach(_rules::add);
}

Example 5 with NodeDropNullRoute

use of org.batfish.z3.state.NodeDropNullRoute 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();
}