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

Example 61 with BatfishException

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

the class CiscoControlPlaneExtractor method exitAggregate_address_rb_stanza.

@Override
public void exitAggregate_address_rb_stanza(Aggregate_address_rb_stanzaContext ctx) {
    BgpProcess proc = currentVrf().getBgpProcess();
    // Intentional identity comparison
    if (_currentPeerGroup == proc.getMasterBgpPeerGroup()) {
        boolean summaryOnly = ctx.summary_only != null;
        boolean asSet = ctx.as_set != null;
        if (ctx.network != null || ctx.prefix != null) {
            // ipv4
            Prefix prefix;
            if (ctx.network != null) {
                Ip network = toIp(ctx.network);
                Ip subnet = toIp(ctx.subnet);
                int prefixLength = subnet.numSubnetBits();
                prefix = new Prefix(network, prefixLength);
            } else {
                // ctx.prefix != null
                prefix = Prefix.parse(ctx.prefix.getText());
            }
            BgpAggregateIpv4Network net = new BgpAggregateIpv4Network(prefix);
            net.setAsSet(asSet);
            net.setSummaryOnly(summaryOnly);
            if (ctx.mapname != null) {
                String mapName = ctx.mapname.getText();
                int mapLine = ctx.mapname.getStart().getLine();
                net.setAttributeMap(mapName);
                net.setAttributeMapLine(mapLine);
            }
            proc.getAggregateNetworks().put(prefix, net);
        } else if (ctx.ipv6_prefix != null) {
            // ipv6
            Prefix6 prefix6 = new Prefix6(ctx.ipv6_prefix.getText());
            BgpAggregateIpv6Network net = new BgpAggregateIpv6Network(prefix6);
            net.setAsSet(asSet);
            net.setSummaryOnly(summaryOnly);
            if (ctx.mapname != null) {
                String mapName = ctx.mapname.getText();
                int mapLine = ctx.mapname.getStart().getLine();
                net.setAttributeMap(mapName);
                net.setAttributeMapLine(mapLine);
            }
            proc.getAggregateIpv6Networks().put(prefix6, net);
        }
    } else if (_currentIpPeerGroup != null || _currentIpv6PeerGroup != null || _currentDynamicIpPeerGroup != null || _currentDynamicIpv6PeerGroup != null || _currentNamedPeerGroup != null) {
        throw new BatfishException("unexpected occurrence in peer group/neighbor context");
    } else if (ctx.mapname != null) {
        String map = ctx.mapname.getText();
        int line = ctx.mapname.getStart().getLine();
        _configuration.getBgpVrfAggregateAddressRouteMaps().add(map);
        _configuration.referenceStructure(CiscoStructureType.ROUTE_MAP, map, CiscoStructureUsage.BGP_VRF_AGGREGATE_ROUTE_MAP, line);
    }
}

Example 62 with BatfishException

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

the class CiscoControlPlaneExtractor method enterAaa_authentication_login_list.

@Override
public void enterAaa_authentication_login_list(Aaa_authentication_login_listContext ctx) {
    AaaAuthenticationLogin login = _configuration.getCf().getAaa().getAuthentication().getLogin();
    String name;
    if (ctx.DEFAULT() != null) {
        name = AaaAuthenticationLogin.DEFAULT_LIST_NAME;
    } else if (ctx.variable() != null) {
        name = ctx.variable().getText();
    } else {
        throw new BatfishException("Unsupported mode");
    }
    _currentAaaAuthenticationLoginList = login.getLists().computeIfAbsent(name, k -> new AaaAuthenticationLoginList());
}

Example 63 with BatfishException

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

the class CiscoControlPlaneExtractor method exitUse_session_group_bgp_tail.

@Override
public void exitUse_session_group_bgp_tail(Use_session_group_bgp_tailContext ctx) {
    BgpProcess proc = currentVrf().getBgpProcess();
    String groupName = ctx.name.getText();
    int line = ctx.name.getStart().getLine();
    if (_currentIpPeerGroup != null) {
        _currentIpPeerGroup.setPeerSession(groupName);
        _currentIpPeerGroup.setPeerSessionLine(line);
    } else if (_currentNamedPeerGroup != null) {
        _currentNamedPeerGroup.setPeerSession(groupName);
        _currentNamedPeerGroup.setPeerSessionLine(line);
    } else if (_currentPeerGroup == proc.getMasterBgpPeerGroup()) {
        // Intentional identity comparison above
        throw new BatfishException("Invalid peer context for inheritance");
    } else {
        todo(ctx, F_BGP_INHERIT_PEER_SESSION_OTHER);
    }
}

Example 64 with BatfishException

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

the class ApplyPathApplicator method enterPoplt_apply_path.

@Override
public void enterPoplt_apply_path(Poplt_apply_pathContext ctx) {
    HierarchyPath applyPathPath = new HierarchyPath();
    String pathQuoted = ctx.path.getText();
    String pathWithoutQuotes = pathQuoted.substring(1, pathQuoted.length() - 1);
    String[] pathComponents = pathWithoutQuotes.split("\\s+");
    for (String pathComponent : pathComponents) {
        boolean isWildcard = pathComponent.charAt(0) == '<';
        if (isWildcard) {
            applyPathPath.addWildcardNode(pathComponent);
        } else {
            applyPathPath.addNode(pathComponent);
        }
    }
    int insertionIndex = _newConfigurationLines.indexOf(_currentSetLine);
    List<ParseTree> newLines = null;
    try {
        newLines = _hierarchy.getApplyPathLines(_currentPath, applyPathPath, _configurationContext);
    } catch (BatfishException e) {
        _w.redFlag("Could not apply path: " + pathQuoted + ": make sure path is terminated by wildcard (e.g. <*>) representing ip(v6) " + "addresses or prefixes");
    }
    if (newLines != null) {
        _newConfigurationLines.addAll(insertionIndex + 1, newLines);
    }
}

Example 65 with BatfishException

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

the class ConfigurationBuilder method toComplexPolicyStatement.

private String toComplexPolicyStatement(Policy_expressionContext expr) {
    if (expr.pe_nested() != null) {
        return toComplexPolicyStatement(expr.pe_nested().policy_expression());
    } else if (expr.variable() != null) {
        String name = expr.variable().getText();
        return name;
    } else if (expr.pe_conjunction() != null) {
        Set<String> conjuncts = new LinkedHashSet<>();
        for (Policy_expressionContext conjunctCtx : expr.pe_conjunction().policy_expression()) {
            String conjunctName = toComplexPolicyStatement(conjunctCtx);
            conjuncts.add(conjunctName);
        }
        String conjunctionPolicyName = "~CONJUNCTION_POLICY_" + _conjunctionPolicyIndex + "~";
        _conjunctionPolicyIndex++;
        PolicyStatement conjunctionPolicy = new PolicyStatement(conjunctionPolicyName, -1);
        PsTerm conjunctionPolicyTerm = conjunctionPolicy.getDefaultTerm();
        PsFromPolicyStatementConjunction from = new PsFromPolicyStatementConjunction(conjuncts);
        conjunctionPolicyTerm.getFroms().add(from);
        conjunctionPolicyTerm.getThens().add(PsThenAccept.INSTANCE);
        _configuration.getPolicyStatements().put(conjunctionPolicyName, conjunctionPolicy);
        return conjunctionPolicyName;
    } else if (expr.pe_disjunction() != null) {
        Set<String> disjuncts = new LinkedHashSet<>();
        for (Policy_expressionContext disjunctCtx : expr.pe_disjunction().policy_expression()) {
            String disjunctName = toComplexPolicyStatement(disjunctCtx);
            disjuncts.add(disjunctName);
        }
        String disjunctionPolicyName = "~DISJUNCTION_POLICY_" + _disjunctionPolicyIndex + "~";
        _disjunctionPolicyIndex++;
        PolicyStatement disjunctionPolicy = new PolicyStatement(disjunctionPolicyName, -1);
        PsTerm disjunctionPolicyTerm = disjunctionPolicy.getDefaultTerm();
        for (String disjunct : disjuncts) {
            PsFromPolicyStatement from = new PsFromPolicyStatement(disjunct);
            disjunctionPolicyTerm.getFroms().add(from);
        }
        disjunctionPolicyTerm.getThens().add(PsThenAccept.INSTANCE);
        _configuration.getPolicyStatements().put(disjunctionPolicyName, disjunctionPolicy);
        return disjunctionPolicyName;
    } else {
        throw new BatfishException("Invalid policy expression");
    }
}