Examples with LoadBalancingRule com.cloud.network.lb.LoadBalancingRule used on opensource projects

Example 21 with LoadBalancingRule

use of com.cloud.network.lb.LoadBalancingRule in project cloudstack by apache.

the class NetscalerElement method getElasticLBRulesHealthCheck.

public List<LoadBalancerTO> getElasticLBRulesHealthCheck(Network network, List<LoadBalancingRule> loadBalancingRules) throws ResourceUnavailableException {
    HealthCheckLBConfigAnswer answer = null;
    if (loadBalancingRules == null || loadBalancingRules.isEmpty()) {
        return null;
    }
    String errMsg = null;
    ExternalLoadBalancerDeviceVO lbDeviceVO = getExternalLoadBalancerForNetwork(network);
    if (lbDeviceVO == null) {
        s_logger.warn("There is no external load balancer device assigned to this network either network is not implement are already shutdown so just returning");
        return null;
    }
    if (!isNetscalerDevice(lbDeviceVO.getDeviceName())) {
        errMsg = "There are no NetScaler load balancer assigned for this network. So NetScaler element can not be handle elastic load balancer rules.";
        s_logger.error(errMsg);
        throw new ResourceUnavailableException(errMsg, this.getClass(), 0);
    }
    List<LoadBalancerTO> loadBalancersToApply = new ArrayList<LoadBalancerTO>();
    for (int i = 0; i < loadBalancingRules.size(); i++) {
        LoadBalancingRule rule = loadBalancingRules.get(i);
        boolean revoked = (rule.getState().equals(FirewallRule.State.Revoke));
        String protocol = rule.getProtocol();
        String algorithm = rule.getAlgorithm();
        String lbUuid = rule.getUuid();
        String srcIp = rule.getSourceIp().addr();
        int srcPort = rule.getSourcePortStart();
        List<LbDestination> destinations = rule.getDestinations();
        if ((destinations != null && !destinations.isEmpty()) || rule.isAutoScaleConfig()) {
            LoadBalancerTO loadBalancer = new LoadBalancerTO(lbUuid, srcIp, srcPort, protocol, algorithm, revoked, false, false, destinations, null, rule.getHealthCheckPolicies(), rule.getLbSslCert(), rule.getLbProtocol());
            loadBalancersToApply.add(loadBalancer);
        }
    }
    if (loadBalancersToApply.size() > 0) {
        int numLoadBalancersForCommand = loadBalancersToApply.size();
        LoadBalancerTO[] loadBalancersForCommand = loadBalancersToApply.toArray(new LoadBalancerTO[numLoadBalancersForCommand]);
        HealthCheckLBConfigCommand cmd = new HealthCheckLBConfigCommand(loadBalancersForCommand, network.getId());
        HostVO externalLoadBalancer = _hostDao.findById(lbDeviceVO.getHostId());
        answer = (HealthCheckLBConfigAnswer) _agentMgr.easySend(externalLoadBalancer.getId(), cmd);
        return answer.getLoadBalancers();
    }
    return null;
}

Example 22 with LoadBalancingRule

use of com.cloud.network.lb.LoadBalancingRule in project cloudstack by apache.

the class ExternalLoadBalancerDeviceManagerImpl method getLBHealthChecks.

@Override
public List<LoadBalancerTO> getLBHealthChecks(Network network, List<LoadBalancingRule> loadBalancingRules) throws ResourceUnavailableException {
    // Find the external load balancer in this zone
    long zoneId = network.getDataCenterId();
    DataCenterVO zone = _dcDao.findById(zoneId);
    if (loadBalancingRules == null || loadBalancingRules.isEmpty()) {
        return null;
    }
    HostVO externalLoadBalancer = null;
    if (isNccServiceProvider(network)) {
        externalLoadBalancer = getNetScalerControlCenterForNetwork(network);
    } else {
        ExternalLoadBalancerDeviceVO lbDeviceVO = getExternalLoadBalancerForNetwork(network);
        if (lbDeviceVO == null) {
            s_logger.warn("There is no external load balancer device assigned to this network either network is not implement are already shutdown so just returning");
            return null;
        } else {
            externalLoadBalancer = _hostDao.findById(lbDeviceVO.getHostId());
        }
    }
    boolean externalLoadBalancerIsInline = _networkMgr.isNetworkInlineMode(network);
    if (network.getState() == Network.State.Allocated) {
        s_logger.debug("External load balancer was asked to apply LB rules for network with ID " + network.getId() + "; this network is not implemented. Skipping backend commands.");
        return null;
    }
    List<LoadBalancerTO> loadBalancersToApply = new ArrayList<LoadBalancerTO>();
    List<MappingState> mappingStates = new ArrayList<MappingState>();
    for (final LoadBalancingRule rule : loadBalancingRules) {
        boolean revoked = (FirewallRule.State.Revoke.equals(rule.getState()));
        String protocol = rule.getProtocol();
        String algorithm = rule.getAlgorithm();
        String uuid = rule.getUuid();
        String srcIp = rule.getSourceIp().addr();
        int srcPort = rule.getSourcePortStart();
        List<LbDestination> destinations = rule.getDestinations();
        if (externalLoadBalancerIsInline) {
            long sourceIpId = _networkModel.getPublicIpAddress(rule.getSourceIp().addr(), network.getDataCenterId()).getId();
            MappingNic nic = getLoadBalancingIpNic(zone, network, sourceIpId, revoked, null);
            mappingStates.add(nic.getState());
            Nic loadBalancingIpNic = nic.getNic();
            if (loadBalancingIpNic == null) {
                continue;
            }
            // Change the source IP address for the load balancing rule to
            // be the load balancing IP address
            srcIp = loadBalancingIpNic.getIPv4Address();
        }
        if ((destinations != null && !destinations.isEmpty()) || !rule.isAutoScaleConfig()) {
            boolean inline = _networkMgr.isNetworkInlineMode(network);
            LoadBalancerTO loadBalancer = new LoadBalancerTO(uuid, srcIp, srcPort, protocol, algorithm, revoked, false, inline, destinations, rule.getStickinessPolicies(), rule.getHealthCheckPolicies(), rule.getLbSslCert(), rule.getLbProtocol());
            loadBalancersToApply.add(loadBalancer);
        }
    }
    try {
        if (loadBalancersToApply.size() > 0) {
            int numLoadBalancersForCommand = loadBalancersToApply.size();
            LoadBalancerTO[] loadBalancersForCommand = loadBalancersToApply.toArray(new LoadBalancerTO[numLoadBalancersForCommand]);
            HealthCheckLBConfigCommand cmd = new HealthCheckLBConfigCommand(loadBalancersForCommand, network.getId());
            long guestVlanTag = Integer.parseInt(BroadcastDomainType.getValue(network.getBroadcastUri()));
            cmd.setAccessDetail(NetworkElementCommand.GUEST_VLAN_TAG, String.valueOf(guestVlanTag));
            HealthCheckLBConfigAnswer answer = (HealthCheckLBConfigAnswer) _agentMgr.easySend(externalLoadBalancer.getId(), cmd);
            // easySend will return null on error
            return answer == null ? null : answer.getLoadBalancers();
        }
    } catch (Exception ex) {
        s_logger.error("Exception Occured ", ex);
    }
    // null return is handled by clients
    return null;
}

Example 23 with LoadBalancingRule

use of com.cloud.network.lb.LoadBalancingRule in project cloudstack by apache.

the class InternalLoadBalancerElement method getVmsToDestroy.

protected Set<Ip> getVmsToDestroy(Network network, List<LoadBalancingRule> rules) {
    // 1) Group rules by the source ip address as NetworkManager always passes the entire network lb config to the element
    Set<Ip> lbPublicIps = new HashSet<Ip>();
    Set<Ip> vmsToDestroy = new HashSet<Ip>();
    for (LoadBalancingRule rule : rules) {
        lbPublicIps.add(rule.getSourceIp());
    }
    for (Ip sourceIp : lbPublicIps) {
        // 2) Check if there are non revoked rules for the source ip address
        if (_appLbDao.countBySourceIpAndNotRevoked(sourceIp, network.getId()) == 0) {
            s_logger.debug("Have to destroy internal lb vm for source ip " + sourceIp + " as it has 0 rules in non-Revoke state");
            vmsToDestroy.add(sourceIp);
        }
    }
    return vmsToDestroy;
}

Example 24 with LoadBalancingRule

use of com.cloud.network.lb.LoadBalancingRule in project cloudstack by apache.

the class InternalLoadBalancerVMManagerImpl method createApplyLoadBalancingRulesCommands.

private void createApplyLoadBalancingRulesCommands(final List<LoadBalancingRule> rules, final VirtualRouter internalLbVm, final Commands cmds, final long guestNetworkId) {
    final LoadBalancerTO[] lbs = new LoadBalancerTO[rules.size()];
    int i = 0;
    final boolean inline = false;
    for (final LoadBalancingRule rule : rules) {
        final boolean revoked = rule.getState().equals(FirewallRule.State.Revoke);
        final String protocol = rule.getProtocol();
        final String algorithm = rule.getAlgorithm();
        final String uuid = rule.getUuid();
        final String srcIp = rule.getSourceIp().addr();
        final int srcPort = rule.getSourcePortStart();
        final List<LbDestination> destinations = rule.getDestinations();
        final List<LbStickinessPolicy> stickinessPolicies = rule.getStickinessPolicies();
        final LoadBalancerTO lb = new LoadBalancerTO(uuid, srcIp, srcPort, protocol, algorithm, revoked, false, inline, destinations, stickinessPolicies);
        lbs[i++] = lb;
    }
    final Network guestNetwork = _ntwkModel.getNetwork(guestNetworkId);
    final Nic guestNic = _nicDao.findByNtwkIdAndInstanceId(guestNetwork.getId(), internalLbVm.getId());
    final NicProfile guestNicProfile = new NicProfile(guestNic, guestNetwork, guestNic.getBroadcastUri(), guestNic.getIsolationUri(), _ntwkModel.getNetworkRate(guestNetwork.getId(), internalLbVm.getId()), _ntwkModel.isSecurityGroupSupportedInNetwork(guestNetwork), _ntwkModel.getNetworkTag(internalLbVm.getHypervisorType(), guestNetwork));
    final NetworkOffering offering = _networkOfferingDao.findById(guestNetwork.getNetworkOfferingId());
    String maxconn = null;
    if (offering.getConcurrentConnections() == null) {
        maxconn = _configDao.getValue(Config.NetworkLBHaproxyMaxConn.key());
    } else {
        maxconn = offering.getConcurrentConnections().toString();
    }
    final LoadBalancerConfigCommand cmd = new LoadBalancerConfigCommand(lbs, guestNic.getIPv4Address(), guestNic.getIPv4Address(), internalLbVm.getPrivateIpAddress(), _itMgr.toNicTO(guestNicProfile, internalLbVm.getHypervisorType()), internalLbVm.getVpcId(), maxconn, offering.isKeepAliveEnabled());
    cmd.lbStatsVisibility = _configDao.getValue(Config.NetworkLBHaproxyStatsVisbility.key());
    cmd.lbStatsUri = _configDao.getValue(Config.NetworkLBHaproxyStatsUri.key());
    cmd.lbStatsAuth = _configDao.getValue(Config.NetworkLBHaproxyStatsAuth.key());
    cmd.lbStatsPort = _configDao.getValue(Config.NetworkLBHaproxyStatsPort.key());
    cmd.setAccessDetail(NetworkElementCommand.ROUTER_IP, getInternalLbControlIp(internalLbVm.getId()));
    cmd.setAccessDetail(NetworkElementCommand.ROUTER_GUEST_IP, guestNic.getIPv4Address());
    cmd.setAccessDetail(NetworkElementCommand.ROUTER_NAME, internalLbVm.getInstanceName());
    final DataCenterVO dcVo = _dcDao.findById(internalLbVm.getDataCenterId());
    cmd.setAccessDetail(NetworkElementCommand.ZONE_NETWORK_TYPE, dcVo.getNetworkType().toString());
    cmds.addCommand(cmd);
}

Example 25 with LoadBalancingRule

use of com.cloud.network.lb.LoadBalancingRule in project cloudstack by apache.

the class InternalLBVMManagerTest method applyToVmInRunningState.

@Test
public void applyToVmInRunningState() throws ResourceUnavailableException {
    boolean result = false;
    final List<DomainRouterVO> vms = new ArrayList<DomainRouterVO>();
    vm.setState(State.Running);
    vms.add(vm);
    final List<LoadBalancingRule> rules = new ArrayList<LoadBalancingRule>();
    final ApplicationLoadBalancerRuleVO lb = new ApplicationLoadBalancerRuleVO(null, null, 22, 22, "roundrobin", 1L, 1L, 1L, new Ip(requestedIp), 1L, Scheme.Internal);
    lb.setState(FirewallRule.State.Add);
    final LoadBalancingRule rule = new LoadBalancingRule(lb, null, null, null, new Ip(requestedIp));
    rules.add(rule);
    ntwk.getId();
    try {
        result = _lbVmMgr.applyLoadBalancingRules(ntwk, rules, vms);
    } finally {
        assertTrue("Rules failed to apply to vm in Running state", result);
    }
}