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

Example 96 with Configuration

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

the class RdsInstance method toConfigurationNode.

public Configuration toConfigurationNode(AwsConfiguration awsVpcConfig, Region region, Warnings warnings) {
    Configuration cfgNode = Utils.newAwsConfiguration(_dbInstanceIdentifier, "aws");
    cfgNode.getVendorFamily().getAws().setVpcId(_vpcId);
    cfgNode.getVendorFamily().getAws().setRegion(region.getName());
    // get subnets for the availability zone set for this instance
    List<String> subnets = _azsSubnetIds.get(_availabilityZone);
    // create an interface per subnet
    for (String subnetId : subnets) {
        Subnet subnet = region.getSubnets().get(subnetId);
        if (subnet == null) {
            warnings.redFlag(String.format("Subnet \"%s\" for RDS instance \"%s\" not found", subnetId, _dbInstanceIdentifier));
            continue;
        }
        String instancesIfaceName = String.format("%s-%s", _dbInstanceIdentifier, subnetId);
        Ip instancesIfaceIp = subnet.getNextIp();
        InterfaceAddress instancesIfaceAddress = new InterfaceAddress(instancesIfaceIp, subnet.getCidrBlock().getPrefixLength());
        Utils.newInterface(instancesIfaceName, cfgNode, instancesIfaceAddress);
        Ip defaultGatewayAddress = subnet.computeInstancesIfaceIp();
        StaticRoute defaultRoute = StaticRoute.builder().setAdministrativeCost(Route.DEFAULT_STATIC_ROUTE_ADMIN).setMetric(Route.DEFAULT_STATIC_ROUTE_COST).setNextHopIp(defaultGatewayAddress).setNetwork(Prefix.ZERO).build();
        cfgNode.getDefaultVrf().getStaticRoutes().add(defaultRoute);
    }
    Utils.processSecurityGroups(region, cfgNode, _securityGroups, warnings);
    return cfgNode;
}

Example 97 with Configuration

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

the class Region method applySecurityGroupsAcls.

private void applySecurityGroupsAcls(Map<String, Configuration> cfgNodes) {
    for (Entry<String, Set<SecurityGroup>> entry : _configurationSecurityGroups.entrySet()) {
        Configuration cfgNode = cfgNodes.get(entry.getKey());
        List<IpAccessListLine> inboundRules = new LinkedList<>();
        List<IpAccessListLine> outboundRules = new LinkedList<>();
        entry.getValue().forEach(securityGroup -> securityGroup.addInOutAccessLines(inboundRules, outboundRules, this));
        // create ACLs from inboundRules and outboundRules
        IpAccessList inAcl = new IpAccessList(SG_INGRESS_ACL_NAME, inboundRules);
        IpAccessList outAcl = new IpAccessList(SG_EGRESS_ACL_NAME, outboundRules);
        cfgNode.getIpAccessLists().put(SG_INGRESS_ACL_NAME, inAcl);
        cfgNode.getIpAccessLists().put(SG_EGRESS_ACL_NAME, outAcl);
        // applying the filters to all interfaces in the node
        cfgNode.getInterfaces().values().forEach(iface -> {
            iface.setIncomingFilter(inAcl);
            iface.setOutgoingFilter(outAcl);
        });
    }
}

Example 98 with Configuration

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

the class ElasticsearchDomain method toConfigurationNode.

public Configuration toConfigurationNode(AwsConfiguration awsVpcConfig, Region region, Warnings warnings) {
    Configuration cfgNode = Utils.newAwsConfiguration(_domainName, "aws");
    cfgNode.getVendorFamily().getAws().setVpcId(_vpcId);
    cfgNode.getVendorFamily().getAws().setRegion(region.getName());
    // create an interface per subnet
    for (String subnetId : _subnets) {
        Subnet subnet = region.getSubnets().get(subnetId);
        if (subnet == null) {
            warnings.redFlag(String.format("Subnet \"%s\" for Elasticsearch domain \"%s\" not found", subnetId, _domainName));
            continue;
        }
        String instancesIfaceName = String.format("%s-%s", _domainName, subnetId);
        Ip instancesIfaceIp = subnet.getNextIp();
        InterfaceAddress instancesIfaceAddress = new InterfaceAddress(instancesIfaceIp, subnet.getCidrBlock().getPrefixLength());
        Utils.newInterface(instancesIfaceName, cfgNode, instancesIfaceAddress);
        Ip defaultGatewayAddress = subnet.computeInstancesIfaceIp();
        StaticRoute defaultRoute = StaticRoute.builder().setAdministrativeCost(Route.DEFAULT_STATIC_ROUTE_ADMIN).setMetric(Route.DEFAULT_STATIC_ROUTE_COST).setNextHopIp(defaultGatewayAddress).setNetwork(Prefix.ZERO).build();
        cfgNode.getDefaultVrf().getStaticRoutes().add(defaultRoute);
    }
    Utils.processSecurityGroups(region, cfgNode, _securityGroups, warnings);
    return cfgNode;
}

Example 99 with Configuration

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

the class Instance method toConfigurationNode.

public Configuration toConfigurationNode(AwsConfiguration awsVpcConfig, Region region, Warnings warnings) {
    String name = _tags.getOrDefault("Name", _instanceId);
    Configuration cfgNode = Utils.newAwsConfiguration(name, "aws");
    for (String interfaceId : _networkInterfaces) {
        NetworkInterface netInterface = region.getNetworkInterfaces().get(interfaceId);
        if (netInterface == null) {
            warnings.redFlag(String.format("Network interface \"%s\" for instance \"%s\" not found", interfaceId, _instanceId));
            continue;
        }
        ImmutableSortedSet.Builder<InterfaceAddress> ifaceAddressesBuilder = new ImmutableSortedSet.Builder<>(Comparator.naturalOrder());
        Subnet subnet = region.getSubnets().get(netInterface.getSubnetId());
        Prefix ifaceSubnet = subnet.getCidrBlock();
        Ip defaultGatewayAddress = subnet.computeInstancesIfaceIp();
        StaticRoute defaultRoute = StaticRoute.builder().setAdministrativeCost(Route.DEFAULT_STATIC_ROUTE_ADMIN).setMetric(Route.DEFAULT_STATIC_ROUTE_COST).setNextHopIp(defaultGatewayAddress).setNetwork(Prefix.ZERO).build();
        cfgNode.getDefaultVrf().getStaticRoutes().add(defaultRoute);
        for (Ip ip : netInterface.getIpAddressAssociations().keySet()) {
            if (!ifaceSubnet.containsIp(ip)) {
                warnings.pedantic(String.format("Instance subnet \"%s\" does not contain private ip: \"%s\"", ifaceSubnet, ip));
                continue;
            }
            if (ip.equals(ifaceSubnet.getEndIp())) {
                warnings.pedantic(String.format("Expected end address \"%s\" to be used by generated subnet node", ip));
                continue;
            }
            InterfaceAddress address = new InterfaceAddress(ip, ifaceSubnet.getPrefixLength());
            ifaceAddressesBuilder.add(address);
        }
        SortedSet<InterfaceAddress> ifaceAddresses = ifaceAddressesBuilder.build();
        Interface iface = Utils.newInterface(interfaceId, cfgNode, ifaceAddresses.first());
        iface.setAllAddresses(ifaceAddresses);
        cfgNode.getVendorFamily().getAws().setVpcId(_vpcId);
        cfgNode.getVendorFamily().getAws().setSubnetId(_subnetId);
        cfgNode.getVendorFamily().getAws().setRegion(region.getName());
    }
    Utils.processSecurityGroups(region, cfgNode, _securityGroups, warnings);
    return cfgNode;
}

Example 100 with Configuration

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

the class InternetGateway method toConfigurationNode.

public Configuration toConfigurationNode(AwsConfiguration awsConfiguration, Region region, Warnings warnings) {
    Configuration cfgNode = Utils.newAwsConfiguration(_internetGatewayId, "aws");
    cfgNode.getVendorFamily().getAws().setRegion(region.getName());
    for (String vpcId : _attachmentVpcIds) {
        String igwIfaceName = vpcId;
        Pair<InterfaceAddress, InterfaceAddress> igwAddresses = awsConfiguration.getNextGeneratedLinkSubnet();
        InterfaceAddress igwIfaceAddress = igwAddresses.getFirst();
        Utils.newInterface(igwIfaceName, cfgNode, igwIfaceAddress);
        // add the interface to the vpc router
        Configuration vpcConfigNode = awsConfiguration.getConfigurationNodes().get(vpcId);
        String vpcIfaceName = _internetGatewayId;
        InterfaceAddress vpcIfaceAddress = igwAddresses.getSecond();
        Utils.newInterface(vpcIfaceName, vpcConfigNode, vpcIfaceAddress);
        // associate this gateway with the vpc
        region.getVpcs().get(vpcId).setInternetGatewayId(_internetGatewayId);
        // add a route on the gateway to the vpc
        Vpc vpc = region.getVpcs().get(vpcId);
        vpc.getCidrBlockAssociations().forEach(prefix -> {
            StaticRoute igwVpcRoute = StaticRoute.builder().setNetwork(prefix).setNextHopIp(vpcIfaceAddress.getIp()).setAdministrativeCost(Route.DEFAULT_STATIC_ROUTE_ADMIN).setMetric(Route.DEFAULT_STATIC_ROUTE_COST).build();
            cfgNode.getDefaultVrf().getStaticRoutes().add(igwVpcRoute);
        });
    }
    return cfgNode;
}