Examples with AsPath org.batfish.datamodel.AsPath used on opensource projects

Example 11 with AsPath

use of org.batfish.datamodel.AsPath in project batfish by batfish.

the class VirtualRouterTest method computeBgpAdvertisementsSTOEbgpAdvertiseInactive.

@Test
public void computeBgpAdvertisementsSTOEbgpAdvertiseInactive() {
    RoutingPolicy exportPolicy = _routingPolicyBuilder.setStatements(ImmutableList.of(new SetOrigin(new LiteralOrigin(OriginType.INCOMPLETE, null)), _exitAcceptStatement)).build();
    _bgpNeighborBuilder.setRemoteAs(TEST_AS2).setExportPolicy(exportPolicy.getName()).setAdvertiseInactive(true).build();
    _testVirtualRouter._bgpBestPathRib.mergeRoute(_bgpRouteBuilder.setNextHopIp(TEST_NEXT_HOP_IP1).setReceivedFromIp(TEST_NEXT_HOP_IP1).setAsPath(AsPath.ofSingletonAsSets(TEST_AS3).getAsSets()).build());
    // adding a connected route in main rib
    _testVirtualRouter._mainRib.mergeRoute(new ConnectedRoute(TEST_NETWORK, Route.UNSET_NEXT_HOP_INTERFACE));
    // checking that the inactive BGP route got advertised along with the active OSPF route
    assertThat(_testVirtualRouter.computeBgpAdvertisementsToOutside(_ipOwners), equalTo(2));
    // checking that both bgp advertisements have the same network and correct AS Paths
    Set<AsPath> asPaths = new HashSet<>();
    _testVirtualRouter._sentBgpAdvertisements.stream().forEach(bgpAdvertisement -> {
        assertThat(bgpAdvertisement, hasNetwork(TEST_NETWORK));
        asPaths.add(bgpAdvertisement.getAsPath());
    });
    // next Hop IP for the active OSPF route  will be the neighbor's local IP
    assertThat("AS Paths not valid in BGP advertisements", asPaths, equalTo(ImmutableSet.of(AsPath.ofSingletonAsSets(TEST_AS1, TEST_AS3), AsPath.ofSingletonAsSets(TEST_AS1))));
}

Example 12 with AsPath

use of org.batfish.datamodel.AsPath in project batfish by batfish.

the class CiscoGrammarTest method testBgpRemovePrivateAs.

@Test
public void testBgpRemovePrivateAs() throws IOException {
    String testrigName = "bgp-remove-private-as";
    List<String> configurationNames = ImmutableList.of("r1", "r2", "r3");
    Batfish batfish = BatfishTestUtils.getBatfishFromTestrigText(TestrigText.builder().setConfigurationText(TESTRIGS_PREFIX + testrigName, configurationNames).build(), _folder);
    Map<String, Configuration> configurations = batfish.loadConfigurations();
    Map<Ip, Set<String>> ipOwners = CommonUtil.computeIpOwners(configurations, true);
    CommonUtil.initRemoteBgpNeighbors(configurations, ipOwners);
    BdpDataPlanePlugin dataPlanePlugin = new BdpDataPlanePlugin();
    dataPlanePlugin.initialize(batfish);
    // compute and cache the dataPlane
    batfish.computeDataPlane(false);
    // Check that 1.1.1.1/32 appears on r3
    SortedMap<String, SortedMap<String, SortedSet<AbstractRoute>>> routes = dataPlanePlugin.getRoutes(batfish.loadDataPlane());
    SortedSet<AbstractRoute> r3Routes = routes.get("r3").get(Configuration.DEFAULT_VRF_NAME);
    Set<Prefix> r3Prefixes = r3Routes.stream().map(AbstractRoute::getNetwork).collect(Collectors.toSet());
    Prefix r1Loopback = Prefix.parse("1.1.1.1/32");
    assertTrue(r3Prefixes.contains(r1Loopback));
    // check that private AS is present in path in received 1.1.1.1/32 advert on r2
    batfish.initBgpAdvertisements(configurations);
    Configuration r2 = configurations.get("r2");
    boolean r2HasPrivate = r2.getReceivedEbgpAdvertisements().stream().filter(a -> a.getNetwork().equals(r1Loopback)).toArray(BgpAdvertisement[]::new)[0].getAsPath().getAsSets().stream().flatMap(Collection::stream).anyMatch(AsPath::isPrivateAs);
    assertTrue(r2HasPrivate);
    // check that private AS is absent from path in received 1.1.1.1/32 advert on r3
    Configuration r3 = configurations.get("r3");
    boolean r3HasPrivate = r3.getReceivedEbgpAdvertisements().stream().filter(a -> a.getNetwork().equals(r1Loopback)).toArray(BgpAdvertisement[]::new)[0].getAsPath().getAsSets().stream().flatMap(Collection::stream).anyMatch(AsPath::isPrivateAs);
    assertFalse(r3HasPrivate);
}