Examples with Warnings org.batfish.common.Warnings used on opensource projects

Example 1 with Warnings

use of org.batfish.common.Warnings in project batfish by batfish.

the class ConfigurationTest method testComputeRoutingPolicySources.

@Test
public void testComputeRoutingPolicySources() {
    String bgpExportPolicyName = "bgpExportPolicy";
    String bgpImportPolicyName = "bgpImportPolicy";
    String bgpMissingExportPolicyName = "bgpMissingExportPolicy";
    String bgpMissingImportPolicyName = null;
    String generatedRouteAttributePolicyName = "generatedRouteAttributePolicy";
    String generatedRouteGenerationPolicyName = "generatedRouteGenerationPolicy";
    String ospfExportPolicyName = "ospfExportPolicy";
    String ospfExportSubPolicyName = "ospfExportSubPolicy";
    Prefix neighborPrefix = new Prefix(Ip.ZERO, Prefix.MAX_PREFIX_LENGTH);
    Prefix generatedRoutePrefix = neighborPrefix;
    Prefix neigborWithMissingPoliciesPrefix = new Prefix(Ip.MAX, Prefix.MAX_PREFIX_LENGTH);
    Configuration c = new Configuration("test", ConfigurationFormat.CISCO_IOS);
    Vrf vrf = c.getVrfs().computeIfAbsent(Configuration.DEFAULT_VRF_NAME, Vrf::new);
    // BGP
    BgpProcess bgpProcess = new BgpProcess();
    vrf.setBgpProcess(bgpProcess);
    BgpNeighbor neighbor = bgpProcess.getNeighbors().computeIfAbsent(neighborPrefix, BgpNeighbor::new);
    neighbor.setExportPolicy(c.getRoutingPolicies().computeIfAbsent(bgpExportPolicyName, n -> new RoutingPolicy(n, c)).getName());
    neighbor.setImportPolicy(c.getRoutingPolicies().computeIfAbsent(bgpImportPolicyName, n -> new RoutingPolicy(n, c)).getName());
    BgpNeighbor neighborWithMissingPolicies = bgpProcess.getNeighbors().computeIfAbsent(neigborWithMissingPoliciesPrefix, BgpNeighbor::new);
    neighborWithMissingPolicies.setExportPolicy(bgpMissingExportPolicyName);
    neighborWithMissingPolicies.setImportPolicy(bgpMissingImportPolicyName);
    // Generated route
    GeneratedRoute gr = new GeneratedRoute.Builder().setNetwork(generatedRoutePrefix).setAttributePolicy(c.getRoutingPolicies().computeIfAbsent(generatedRouteAttributePolicyName, n -> new RoutingPolicy(n, c)).getName()).setGenerationPolicy(c.getRoutingPolicies().computeIfAbsent(generatedRouteGenerationPolicyName, n -> new RoutingPolicy(n, c)).getName()).build();
    vrf.getGeneratedRoutes().add(gr);
    // OSPF
    OspfProcess ospfProcess = new OspfProcess();
    vrf.setOspfProcess(ospfProcess);
    RoutingPolicy ospfExportPolicy = c.getRoutingPolicies().computeIfAbsent(ospfExportPolicyName, n -> new RoutingPolicy(n, c));
    ospfProcess.setExportPolicy(ospfExportPolicyName);
    ospfExportPolicy.getStatements().add(new CallStatement(c.getRoutingPolicies().computeIfAbsent(ospfExportSubPolicyName, n -> new RoutingPolicy(n, c)).getName()));
    // Compute policy sources
    Warnings w = new Warnings();
    c.computeRoutingPolicySources(w);
    // BGP tests
    assertThat(neighbor.getExportPolicySources(), equalTo(Collections.singleton(bgpExportPolicyName)));
    assertThat(neighbor.getImportPolicySources(), equalTo(Collections.singleton(bgpImportPolicyName)));
    assertThat(neighborWithMissingPolicies.getExportPolicySources(), equalTo(Collections.emptySet()));
    assertThat(neighborWithMissingPolicies.getImportPolicySources(), equalTo(Collections.emptySet()));
    // Generated route tests
    assertThat(gr.getAttributePolicySources(), equalTo(Collections.singleton(generatedRouteAttributePolicyName)));
    assertThat(gr.getGenerationPolicySources(), equalTo(Collections.singleton(generatedRouteGenerationPolicyName)));
    // OSPF tests
    assertThat(ospfProcess.getExportPolicySources(), containsInAnyOrder(ospfExportPolicyName, ospfExportSubPolicyName));
}

Example 2 with Warnings

use of org.batfish.common.Warnings in project batfish by batfish.

the class Batfish method parseVendorConfigurations.

private SortedMap<String, VendorConfiguration> parseVendorConfigurations(Map<Path, String> configurationData, ParseVendorConfigurationAnswerElement answerElement, ConfigurationFormat configurationFormat) {
    _logger.info("\n*** PARSING VENDOR CONFIGURATION FILES ***\n");
    _logger.resetTimer();
    SortedMap<String, VendorConfiguration> vendorConfigurations = new TreeMap<>();
    List<ParseVendorConfigurationJob> jobs = new ArrayList<>();
    for (Entry<Path, String> vendorFile : configurationData.entrySet()) {
        Path currentFile = vendorFile.getKey();
        String fileText = vendorFile.getValue();
        Warnings warnings = buildWarnings(_settings);
        ParseVendorConfigurationJob job = new ParseVendorConfigurationJob(_settings, fileText, currentFile, warnings, configurationFormat);
        jobs.add(job);
    }
    BatfishJobExecutor.runJobsInExecutor(_settings, _logger, jobs, vendorConfigurations, answerElement, _settings.getHaltOnParseError(), "Parse configurations");
    _logger.printElapsedTime();
    return vendorConfigurations;
}

Example 3 with Warnings

use of org.batfish.common.Warnings in project batfish by batfish.

the class Batfish method parseEnvironmentRoutingTables.

private SortedMap<String, RoutesByVrf> parseEnvironmentRoutingTables(SortedMap<Path, String> inputData, ParseEnvironmentRoutingTablesAnswerElement answerElement) {
    _logger.info("\n*** PARSING ENVIRONMENT ROUTING TABLES ***\n");
    _logger.resetTimer();
    SortedMap<String, RoutesByVrf> routingTables = new TreeMap<>();
    List<ParseEnvironmentRoutingTableJob> jobs = new ArrayList<>();
    SortedMap<String, Configuration> configurations = loadConfigurations();
    for (Entry<Path, String> routingFile : inputData.entrySet()) {
        Path currentFile = routingFile.getKey();
        String fileText = routingFile.getValue();
        String hostname = currentFile.getFileName().toString();
        if (!configurations.containsKey(hostname)) {
            continue;
        }
        Warnings warnings = buildWarnings(_settings);
        ParseEnvironmentRoutingTableJob job = new ParseEnvironmentRoutingTableJob(_settings, fileText, currentFile, warnings, this);
        jobs.add(job);
    }
    BatfishJobExecutor.runJobsInExecutor(_settings, _logger, jobs, routingTables, answerElement, _settings.getHaltOnParseError(), "Parse environment routing tables");
    _logger.printElapsedTime();
    return routingTables;
}

Example 4 with Warnings

use of org.batfish.common.Warnings in project batfish by batfish.

the class Batfish method serializeHostConfigs.

private SortedMap<String, VendorConfiguration> serializeHostConfigs(Path testRigPath, Path outputPath, ParseVendorConfigurationAnswerElement answerElement) {
    SortedMap<Path, String> configurationData = readConfigurationFiles(testRigPath, BfConsts.RELPATH_HOST_CONFIGS_DIR);
    // read the host files
    SortedMap<String, VendorConfiguration> allHostConfigurations;
    try (ActiveSpan parseHostConfigsSpan = GlobalTracer.get().buildSpan("Parse host configs").startActive()) {
        // avoid unused warning
        assert parseHostConfigsSpan != null;
        allHostConfigurations = parseVendorConfigurations(configurationData, answerElement, ConfigurationFormat.HOST);
    }
    if (allHostConfigurations == null) {
        throw new BatfishException("Exiting due to parser errors");
    }
    _logger.infof("Testrig:%s in container:%s has total number of host configs:%d", getTestrigName(), getContainerName(), allHostConfigurations.size());
    // split into hostConfigurations and overlayConfigurations
    SortedMap<String, VendorConfiguration> overlayConfigurations = allHostConfigurations.entrySet().stream().filter(e -> ((HostConfiguration) e.getValue()).getOverlay()).collect(toMap(Entry::getKey, Entry::getValue, (v1, v2) -> v1, TreeMap::new));
    SortedMap<String, VendorConfiguration> nonOverlayHostConfigurations = allHostConfigurations.entrySet().stream().filter(e -> !((HostConfiguration) e.getValue()).getOverlay()).collect(toMap(Entry::getKey, Entry::getValue, (v1, v2) -> v1, TreeMap::new));
    // read and associate iptables files for specified hosts
    SortedMap<Path, String> iptablesData = new TreeMap<>();
    readIptableFiles(testRigPath, allHostConfigurations, iptablesData, answerElement);
    SortedMap<String, VendorConfiguration> iptablesConfigurations = parseVendorConfigurations(iptablesData, answerElement, ConfigurationFormat.IPTABLES);
    for (VendorConfiguration vc : allHostConfigurations.values()) {
        HostConfiguration hostConfig = (HostConfiguration) vc;
        if (hostConfig.getIptablesFile() != null) {
            Path path = Paths.get(testRigPath.toString(), hostConfig.getIptablesFile());
            String relativePathStr = _testrigSettings.getBasePath().relativize(path).toString();
            if (iptablesConfigurations.containsKey(relativePathStr)) {
                hostConfig.setIptablesVendorConfig((IptablesVendorConfiguration) iptablesConfigurations.get(relativePathStr));
            }
        }
    }
    // now, serialize
    _logger.info("\n*** SERIALIZING VENDOR CONFIGURATION STRUCTURES ***\n");
    _logger.resetTimer();
    CommonUtil.createDirectories(outputPath);
    Map<Path, VendorConfiguration> output = new TreeMap<>();
    nonOverlayHostConfigurations.forEach((name, vc) -> {
        Path currentOutputPath = outputPath.resolve(name);
        output.put(currentOutputPath, vc);
    });
    serializeObjects(output);
    // serialize warnings
    serializeObject(answerElement, _testrigSettings.getParseAnswerPath());
    _logger.printElapsedTime();
    return overlayConfigurations;
}

Example 5 with Warnings

use of org.batfish.common.Warnings in project batfish by batfish.

the class Batfish method flatten.

private void flatten(Path inputPath, Path outputPath) {
    Map<Path, String> configurationData = readConfigurationFiles(inputPath, BfConsts.RELPATH_CONFIGURATIONS_DIR);
    Map<Path, String> outputConfigurationData = new TreeMap<>();
    Path outputConfigDir = outputPath.resolve(BfConsts.RELPATH_CONFIGURATIONS_DIR);
    CommonUtil.createDirectories(outputConfigDir);
    _logger.info("\n*** FLATTENING TEST RIG ***\n");
    _logger.resetTimer();
    List<FlattenVendorConfigurationJob> jobs = new ArrayList<>();
    for (Entry<Path, String> configFile : configurationData.entrySet()) {
        Path inputFile = configFile.getKey();
        String fileText = configFile.getValue();
        Warnings warnings = buildWarnings(_settings);
        String name = inputFile.getFileName().toString();
        Path outputFile = outputConfigDir.resolve(name);
        FlattenVendorConfigurationJob job = new FlattenVendorConfigurationJob(_settings, fileText, inputFile, outputFile, warnings);
        jobs.add(job);
    }
    BatfishJobExecutor.runJobsInExecutor(_settings, _logger, jobs, outputConfigurationData, new FlattenVendorConfigurationAnswerElement(), _settings.getFlatten() || _settings.getHaltOnParseError(), "Flatten configurations");
    _logger.printElapsedTime();
    for (Entry<Path, String> e : outputConfigurationData.entrySet()) {
        Path outputFile = e.getKey();
        String flatConfigText = e.getValue();
        String outputFileAsString = outputFile.toString();
        _logger.debugf("Writing config to \"%s\"...", outputFileAsString);
        CommonUtil.writeFile(outputFile, flatConfigText);
        _logger.debug("OK\n");
    }
    Path inputTopologyPath = inputPath.resolve(TOPOLOGY_FILENAME);
    Path outputTopologyPath = outputPath.resolve(TOPOLOGY_FILENAME);
    if (Files.isRegularFile(inputTopologyPath)) {
        String topologyFileText = CommonUtil.readFile(inputTopologyPath);
        CommonUtil.writeFile(outputTopologyPath, topologyFileText);
    }
}