Examples with FirewallRule com.cloud.network.rules.FirewallRule used on opensource projects

Example 21 with FirewallRule

use of com.cloud.network.rules.FirewallRule in project cloudstack by apache.

the class BigSwitchBcfElement method applyFWRules.

@Override
public boolean applyFWRules(Network network, List<? extends FirewallRule> rules) throws ResourceUnavailableException {
    SubnetUtils utils;
    String cidr = null;
    List<String> cidrList;
    for (FirewallRule r : rules) {
        if (r.getState() == FirewallRule.State.Revoke) {
            continue;
        }
        cidrList = r.getSourceCidrList();
        if (cidrList != null) {
            if (cidrList.size() > 1 || !r.getSourcePortEnd().equals(r.getSourcePortStart())) {
                throw new ResourceUnavailableException("One CIDR and one port only please.", Network.class, network.getId());
            } else {
                cidr = cidrList.get(0);
            }
        }
        if (cidr == null || cidr.equalsIgnoreCase("0.0.0.0/0")) {
            cidr = "";
        } else {
            utils = new SubnetUtils(cidr);
            if (!utils.getInfo().getNetworkAddress().equals(utils.getInfo().getAddress())) {
                throw new ResourceUnavailableException("Invalid CIDR in Firewall rule.", Network.class, network.getId());
            }
        }
    }
    updateBcfRouter(network);
    return true;
}

Example 22 with FirewallRule

use of com.cloud.network.rules.FirewallRule in project cloudstack by apache.

the class MidoNetElement method applyFWRules.

@Override
public boolean applyFWRules(Network config, List<? extends FirewallRule> rulesToApply) throws ResourceUnavailableException {
    if (!midoInNetwork(config)) {
        return false;
    }
    if (canHandle(config, Service.Firewall)) {
        String accountIdStr = getAccountUuid(config);
        String networkUUIDStr = String.valueOf(config.getId());
        RuleChain preFilter = getChain(accountIdStr, networkUUIDStr, RuleChainCode.TR_PREFILTER);
        RuleChain preNat = getChain(accountIdStr, networkUUIDStr, RuleChainCode.TR_PRENAT);
        // Create a map of Rule description -> Rule for quicker lookups
        Map<String, Rule> existingRules = new HashMap<String, Rule>();
        for (Rule existingRule : preFilter.getRules()) {
            // The "whitelist" rules we're interested in are the Jump rules where src address is specified
            if (existingRule.getType().equals(DtoRule.Jump) && existingRule.getNwSrcAddress() != null) {
                String ruleString = new SimpleFirewallRule(existingRule).toStringArray()[0];
                existingRules.put(ruleString, existingRule);
            }
        }
        for (FirewallRule rule : rulesToApply) {
            if (rule.getState() == FirewallRule.State.Revoke || rule.getState() == FirewallRule.State.Add) {
                IpAddress dstIp = _networkModel.getIp(rule.getSourceIpAddressId());
                FirewallRuleTO ruleTO = new FirewallRuleTO(rule, null, dstIp.getAddress().addr());
                // Convert to string representation
                SimpleFirewallRule fwRule = new SimpleFirewallRule(ruleTO);
                String[] ruleStrings = fwRule.toStringArray();
                if (rule.getState() == FirewallRule.State.Revoke) {
                    // Lookup in existingRules, delete if present
                    for (String revokeRuleString : ruleStrings) {
                        Rule foundRule = existingRules.get(revokeRuleString);
                        if (foundRule != null) {
                            foundRule.delete();
                        }
                    }
                } else if (rule.getState() == FirewallRule.State.Add) {
                    // Lookup in existingRules, add if not present
                    for (int i = 0; i < ruleStrings.length; i++) {
                        String ruleString = ruleStrings[i];
                        Rule foundRule = existingRules.get(ruleString);
                        if (foundRule == null) {
                            // Get the cidr for the related entry in the Source Cidrs list
                            String relatedCidr = fwRule.sourceCidrs.get(i);
                            Pair<String, Integer> cidrParts = NetUtils.getCidr(relatedCidr);
                            // Create rule with correct proto, cidr, ACCEPT, dst IP
                            Rule toApply = preFilter.addRule().type(DtoRule.Jump).jumpChainId(preNat.getId()).position(1).nwSrcAddress(cidrParts.first()).nwSrcLength(cidrParts.second()).nwDstAddress(ruleTO.getSrcIp()).nwDstLength(32).nwProto(SimpleFirewallRule.stringToProtocolNumber(rule.getProtocol()));
                            if (rule.getProtocol().equals("icmp")) {
                                // (-1, -1) means "allow all ICMP", so we don't set tpSrc / tpDst
                                if (fwRule.icmpType != -1 | fwRule.icmpCode != -1) {
                                    toApply.tpSrc(new DtoRange(fwRule.icmpType, fwRule.icmpType)).tpDst(new DtoRange(fwRule.icmpCode, fwRule.icmpCode));
                                }
                            } else {
                                toApply.tpDst(new DtoRange(fwRule.dstPortStart, fwRule.dstPortEnd));
                            }
                            toApply.create();
                        }
                    }
                }
            }
        }
        return true;
    } else {
        return true;
    }
}

Example 23 with FirewallRule

use of com.cloud.network.rules.FirewallRule in project cloudstack by apache.

the class CiscoVnmcElement method applyFWRules.

@Override
public boolean applyFWRules(Network network, List<? extends FirewallRule> rules) throws ResourceUnavailableException {
    if (!_networkModel.isProviderSupportServiceInNetwork(network.getId(), Service.Firewall, Provider.CiscoVnmc)) {
        s_logger.error("Firewall service is not provided by Cisco Vnmc device on network " + network.getName());
        return false;
    }
    // Find VNMC host for physical network
    List<CiscoVnmcControllerVO> devices = _ciscoVnmcDao.listByPhysicalNetwork(network.getPhysicalNetworkId());
    if (devices.isEmpty()) {
        s_logger.error("No Cisco Vnmc device on network " + network.getName());
        return true;
    }
    // Find if ASA 1000v is associated with network
    NetworkAsa1000vMapVO asaForNetwork = _networkAsa1000vMapDao.findByNetworkId(network.getId());
    if (asaForNetwork == null) {
        s_logger.debug("Cisco ASA 1000v device is not associated with network " + network.getName());
        return true;
    }
    if (network.getState() == Network.State.Allocated) {
        s_logger.debug("External firewall was asked to apply firewall rules for network with ID " + network.getId() + "; this network is not implemented. Skipping backend commands.");
        return true;
    }
    CiscoVnmcControllerVO ciscoVnmcDevice = devices.get(0);
    HostVO ciscoVnmcHost = _hostDao.findById(ciscoVnmcDevice.getHostId());
    List<FirewallRuleTO> rulesTO = new ArrayList<FirewallRuleTO>();
    for (FirewallRule rule : rules) {
        String address = "0.0.0.0";
        if (rule.getTrafficType() == TrafficType.Ingress) {
            IpAddress sourceIp = _networkModel.getIp(rule.getSourceIpAddressId());
            address = sourceIp.getAddress().addr();
        }
        FirewallRuleTO ruleTO = new FirewallRuleTO(rule, null, address, rule.getPurpose(), rule.getTrafficType());
        rulesTO.add(ruleTO);
    }
    if (!rulesTO.isEmpty()) {
        SetFirewallRulesCommand cmd = new SetFirewallRulesCommand(rulesTO);
        cmd.setContextParam(NetworkElementCommand.GUEST_VLAN_TAG, BroadcastDomainType.getValue(network.getBroadcastUri()));
        cmd.setContextParam(NetworkElementCommand.GUEST_NETWORK_CIDR, network.getCidr());
        Answer answer = _agentMgr.easySend(ciscoVnmcHost.getId(), cmd);
        if (answer == null || !answer.getResult()) {
            String details = (answer != null) ? answer.getDetails() : "details unavailable";
            String msg = "Unable to apply firewall rules to Cisco ASA 1000v appliance due to: " + details + ".";
            s_logger.error(msg);
            throw new ResourceUnavailableException(msg, DataCenter.class, network.getDataCenterId());
        }
    }
    return true;
}

Example 24 with FirewallRule

use of com.cloud.network.rules.FirewallRule in project CloudStack-archive by CloudStack-extras.

the class ListIpForwardingRulesCmd method execute.

@Override
public void execute() {
    List<? extends FirewallRule> result = _rulesService.searchStaticNatRules(publicIpAddressId, id, vmId, this.getStartIndex(), this.getPageSizeVal(), this.getAccountName(), this.getDomainId(), this.getProjectId(), this.isRecursive(), this.listAll());
    ListResponse<IpForwardingRuleResponse> response = new ListResponse<IpForwardingRuleResponse>();
    List<IpForwardingRuleResponse> ipForwardingResponses = new ArrayList<IpForwardingRuleResponse>();
    for (FirewallRule rule : result) {
        StaticNatRule staticNatRule = _rulesService.buildStaticNatRule(rule, false);
        IpForwardingRuleResponse resp = _responseGenerator.createIpForwardingRuleResponse(staticNatRule);
        if (resp != null) {
            ipForwardingResponses.add(resp);
        }
    }
    response.setResponses(ipForwardingResponses);
    response.setResponseName(getCommandName());
    this.setResponseObject(response);
}

Example 25 with FirewallRule

use of com.cloud.network.rules.FirewallRule in project cloudstack by apache.

the class CommandSetupHelper method createApplyFirewallRulesCommands.

public void createApplyFirewallRulesCommands(final List<? extends FirewallRule> rules, final VirtualRouter router, final Commands cmds, final long guestNetworkId) {
    final List<FirewallRuleTO> rulesTO = new ArrayList<FirewallRuleTO>();
    String systemRule = null;
    Boolean defaultEgressPolicy = false;
    if (rules != null) {
        if (rules.size() > 0) {
            if (rules.get(0).getTrafficType() == FirewallRule.TrafficType.Egress && rules.get(0).getType() == FirewallRule.FirewallRuleType.System) {
                systemRule = String.valueOf(FirewallRule.FirewallRuleType.System);
            }
        }
        for (final FirewallRule rule : rules) {
            _rulesDao.loadSourceCidrs((FirewallRuleVO) rule);
            final FirewallRule.TrafficType traffictype = rule.getTrafficType();
            if (traffictype == FirewallRule.TrafficType.Ingress) {
                final IpAddress sourceIp = _networkModel.getIp(rule.getSourceIpAddressId());
                final FirewallRuleTO ruleTO = new FirewallRuleTO(rule, null, sourceIp.getAddress().addr(), Purpose.Firewall, traffictype);
                rulesTO.add(ruleTO);
            } else if (rule.getTrafficType() == FirewallRule.TrafficType.Egress) {
                final NetworkVO network = _networkDao.findById(guestNetworkId);
                final NetworkOfferingVO offering = _networkOfferingDao.findById(network.getNetworkOfferingId());
                defaultEgressPolicy = offering.getEgressDefaultPolicy();
                assert rule.getSourceIpAddressId() == null : "ipAddressId should be null for egress firewall rule. ";
                final FirewallRuleTO ruleTO = new FirewallRuleTO(rule, null, "", Purpose.Firewall, traffictype, defaultEgressPolicy);
                rulesTO.add(ruleTO);
            }
        }
    }
    final SetFirewallRulesCommand cmd = new SetFirewallRulesCommand(rulesTO);
    cmd.setAccessDetail(NetworkElementCommand.ROUTER_IP, _routerControlHelper.getRouterControlIp(router.getId()));
    cmd.setAccessDetail(NetworkElementCommand.ROUTER_GUEST_IP, _routerControlHelper.getRouterIpInNetwork(guestNetworkId, router.getId()));
    cmd.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());
    final DataCenterVO dcVo = _dcDao.findById(router.getDataCenterId());
    cmd.setAccessDetail(NetworkElementCommand.ZONE_NETWORK_TYPE, dcVo.getNetworkType().toString());
    if (systemRule != null) {
        cmd.setAccessDetail(NetworkElementCommand.FIREWALL_EGRESS_DEFAULT, systemRule);
    } else {
        cmd.setAccessDetail(NetworkElementCommand.FIREWALL_EGRESS_DEFAULT, String.valueOf(defaultEgressPolicy));
    }
    cmds.addCommand(cmd);
}