Exemplo n.º 1
0
  @Override
  public boolean removeVmwareDatacenter(RemoveVmwareDcCmd cmd) throws ResourceInUseException {
    Long zoneId = cmd.getZoneId();
    // Validate zone
    validateZone(zoneId);
    // Zone validation to check if the zone already has resources.
    // Association of VMware DC to zone is not allowed if zone already has resources added.
    validateZoneWithResources(zoneId, "remove VMware datacenter to zone");

    // Get DC associated with this zone
    VmwareDatacenterZoneMapVO vmwareDcZoneMap;
    VmwareDatacenterVO vmwareDatacenter;
    String vmwareDcName;
    long vmwareDcId;
    String vCenterHost;
    String userName;
    String password;
    DatacenterMO dcMo = null;
    Transaction txn;

    vmwareDcZoneMap = _vmwareDcZoneMapDao.findByZoneId(zoneId);
    // Check if zone is associated with VMware DC
    if (vmwareDcZoneMap == null) {
      throw new CloudRuntimeException(
          "Zone " + zoneId + " is not associated with any VMware datacenter.");
    }

    vmwareDcId = vmwareDcZoneMap.getVmwareDcId();
    vmwareDatacenter = _vmwareDcDao.findById(vmwareDcId);
    vmwareDcName = vmwareDatacenter.getVmwareDatacenterName();
    vCenterHost = vmwareDatacenter.getVcenterHost();
    userName = vmwareDatacenter.getUser();
    password = vmwareDatacenter.getPassword();
    txn = Transaction.currentTxn();
    try {
      txn.start();
      // Remove the VMware datacenter entry in table vmware_data_center
      _vmwareDcDao.remove(vmwareDcId);
      // Remove the map entry in table vmware_data_center_zone_map
      _vmwareDcZoneMapDao.remove(vmwareDcZoneMap.getId());
      txn.commit();
    } catch (Exception e) {
      s_logger.info(
          "Caught exception when trying to delete VMware datacenter record." + e.getMessage());
      throw new CloudRuntimeException("Failed to delete VMware datacenter.");
    }

    // Construct context
    VmwareContext context = null;
    try {
      context = VmwareContextFactory.create(vCenterHost, userName, password);

      // Check if DC exists on vCenter
      try {
        dcMo = new DatacenterMO(context, vmwareDcName);
      } catch (Throwable t) {
        String msg = "Unable to find DC " + vmwareDcName + " in vCenter " + vCenterHost;
        s_logger.error(msg);
        throw new DiscoveryException(msg);
      }

      assert (dcMo != null);

      // Reset custom field property cloud.zone over this DC
      dcMo.setCustomFieldValue(CustomFieldConstants.CLOUD_ZONE, "false");
      s_logger.info("Sucessfully reset custom field property cloud.zone over DC " + vmwareDcName);
    } catch (Exception e) {
      String msg =
          "Unable to reset custom field property cloud.zone over DC "
              + vmwareDcName
              + " due to : "
              + VmwareHelper.getExceptionMessage(e);
      s_logger.error(msg);
      throw new CloudRuntimeException(msg);
    } finally {
      if (context != null) {
        context.close();
      }
      context = null;
    }
    return true;
  }
  @Override
  public Map<? extends ServerResource, Map<String, String>> find(
      long dcId,
      Long podId,
      Long clusterId,
      URI url,
      String username,
      String password,
      List<String> hostTags)
      throws DiscoveryException {

    if (s_logger.isInfoEnabled())
      s_logger.info(
          "Discover host. dc: "
              + dcId
              + ", pod: "
              + podId
              + ", cluster: "
              + clusterId
              + ", uri host: "
              + url.getHost());

    if (podId == null) {
      if (s_logger.isInfoEnabled())
        s_logger.info(
            "No pod is assigned, assuming that it is not for vmware and skip it to next discoverer");
      return null;
    }

    ClusterVO cluster = _clusterDao.findById(clusterId);
    if (cluster == null || cluster.getHypervisorType() != HypervisorType.VMware) {
      if (s_logger.isInfoEnabled())
        s_logger.info("invalid cluster id or cluster is not for VMware hypervisors");
      return null;
    }

    List<HostVO> hosts = _resourceMgr.listAllHostsInCluster(clusterId);
    if (hosts != null && hosts.size() > 0) {
      int maxHostsPerCluster =
          _hvCapabilitiesDao.getMaxHostsPerCluster(
              hosts.get(0).getHypervisorType(), hosts.get(0).getHypervisorVersion());
      if (hosts.size() > maxHostsPerCluster) {
        String msg =
            "VMware cluster "
                + cluster.getName()
                + " is too big to add new host now. (current configured cluster size: "
                + maxHostsPerCluster
                + ")";
        s_logger.error(msg);
        throw new DiscoveredWithErrorException(msg);
      }
    }

    String privateTrafficLabel = null;
    String publicTrafficLabel = null;
    String guestTrafficLabel = null;
    Map<String, String> vsmCredentials = null;

    VirtualSwitchType defaultVirtualSwitchType = VirtualSwitchType.StandardVirtualSwitch;

    String paramGuestVswitchType = null;
    String paramGuestVswitchName = null;
    String paramPublicVswitchType = null;
    String paramPublicVswitchName = null;

    VmwareTrafficLabel guestTrafficLabelObj = new VmwareTrafficLabel(TrafficType.Guest);
    VmwareTrafficLabel publicTrafficLabelObj = new VmwareTrafficLabel(TrafficType.Public);
    Map<String, String> clusterDetails = _clusterDetailsDao.findDetails(clusterId);
    DataCenterVO zone = _dcDao.findById(dcId);
    NetworkType zoneType = zone.getNetworkType();
    _readGlobalConfigParameters();

    // Set default physical network end points for public and guest traffic
    // Private traffic will be only on standard vSwitch for now.
    if (useDVS) {
      // Parse url parameters for type of vswitch and name of vswitch specified at cluster level
      paramGuestVswitchType = _urlParams.get(ApiConstants.VSWITCH_TYPE_GUEST_TRAFFIC);
      paramGuestVswitchName = _urlParams.get(ApiConstants.VSWITCH_NAME_GUEST_TRAFFIC);
      paramPublicVswitchType = _urlParams.get(ApiConstants.VSWITCH_TYPE_PUBLIC_TRAFFIC);
      paramPublicVswitchName = _urlParams.get(ApiConstants.VSWITCH_NAME_PUBLIC_TRAFFIC);
      defaultVirtualSwitchType = getDefaultVirtualSwitchType();
    }

    // Zone level vSwitch Type depends on zone level traffic labels
    //
    // User can override Zone wide vswitch type (for public and guest) by providing following
    // optional parameters in addClusterCmd
    // param "guestvswitchtype" with valid values vmwaredvs, vmwaresvs, nexusdvs
    // param "publicvswitchtype" with valid values vmwaredvs, vmwaresvs, nexusdvs
    //
    // Format of label is <VSWITCH>,<VLANID>,<VSWITCHTYPE>
    // If a field <VLANID> OR <VSWITCHTYPE> is not present leave it empty.
    // Ex: 1) vswitch0
    // 2) dvswitch0,200,vmwaredvs
    // 3) nexusepp0,300,nexusdvs
    // 4) vswitch1,400,vmwaresvs
    // 5) vswitch0
    // default vswitchtype is 'vmwaresvs'.
    // <VSWITCHTYPE> 'vmwaresvs' is for vmware standard vswitch
    // <VSWITCHTYPE> 'vmwaredvs' is for vmware distributed virtual switch
    // <VSWITCHTYPE> 'nexusdvs' is for cisco nexus distributed virtual switch
    // Get zone wide traffic labels for Guest traffic and Public traffic
    guestTrafficLabel = _netmgr.getDefaultGuestTrafficLabel(dcId, HypervisorType.VMware);

    // Process traffic label information provided at zone level and cluster level
    guestTrafficLabelObj =
        getTrafficInfo(
            TrafficType.Guest,
            guestTrafficLabel,
            defaultVirtualSwitchType,
            paramGuestVswitchType,
            paramGuestVswitchName,
            clusterId);

    if (zoneType == NetworkType.Advanced) {
      // Get zone wide traffic label for Public traffic
      publicTrafficLabel = _netmgr.getDefaultPublicTrafficLabel(dcId, HypervisorType.VMware);

      // Process traffic label information provided at zone level and cluster level
      publicTrafficLabelObj =
          getTrafficInfo(
              TrafficType.Public,
              publicTrafficLabel,
              defaultVirtualSwitchType,
              paramPublicVswitchType,
              paramPublicVswitchName,
              clusterId);

      // Configuration Check: A physical network cannot be shared by different types of virtual
      // switches.
      //
      // Check if different vswitch types are chosen for same physical network
      // 1. Get physical network for guest traffic - multiple networks
      // 2. Get physical network for public traffic - single network
      // See if 2 is in 1
      //  if no - pass
      //  if yes - compare publicTrafficLabelObj.getVirtualSwitchType() ==
      // guestTrafficLabelObj.getVirtualSwitchType()
      //      true  - pass
      //      false - throw exception - fail cluster add operation

      List<? extends PhysicalNetwork> pNetworkListGuestTraffic =
          _netmgr.getPhysicalNtwksSupportingTrafficType(dcId, TrafficType.Guest);
      List<? extends PhysicalNetwork> pNetworkListPublicTraffic =
          _netmgr.getPhysicalNtwksSupportingTrafficType(dcId, TrafficType.Public);
      // Public network would be on single physical network hence getting first object of the list
      // would suffice.
      PhysicalNetwork pNetworkPublic = pNetworkListPublicTraffic.get(0);
      if (pNetworkListGuestTraffic.contains(pNetworkPublic)) {
        if (publicTrafficLabelObj.getVirtualSwitchType()
            != guestTrafficLabelObj.getVirtualSwitchType()) {
          String msg =
              "Both public traffic and guest traffic is over same physical network "
                  + pNetworkPublic
                  + ". And virtual switch type chosen for each traffic is different"
                  + ". A physical network cannot be shared by different types of virtual switches.";
          s_logger.error(msg);
          throw new InvalidParameterValueException(msg);
        }
      }
    } else {
      // Distributed virtual switch is not supported in Basic zone for now.
      // Private / Management network traffic is not yet supported over distributed virtual switch.
      if (guestTrafficLabelObj.getVirtualSwitchType() != VirtualSwitchType.StandardVirtualSwitch) {
        String msg =
            "Detected that Guest traffic is over Distributed virtual switch in Basic zone. Only Standard vSwitch is supported in Basic zone.";
        s_logger.error(msg);
        throw new DiscoveredWithErrorException(msg);
      }
    }

    privateTrafficLabel = _netmgr.getDefaultManagementTrafficLabel(dcId, HypervisorType.VMware);
    if (privateTrafficLabel != null) {
      s_logger.info("Detected private network label : " + privateTrafficLabel);
    }

    if (nexusDVS) {
      if (zoneType != NetworkType.Basic) {
        publicTrafficLabel = _netmgr.getDefaultPublicTrafficLabel(dcId, HypervisorType.VMware);
        if (publicTrafficLabel != null) {
          s_logger.info("Detected public network label : " + publicTrafficLabel);
        }
      }
      // Get physical network label
      guestTrafficLabel = _netmgr.getDefaultGuestTrafficLabel(dcId, HypervisorType.VMware);
      if (guestTrafficLabel != null) {
        s_logger.info("Detected guest network label : " + guestTrafficLabel);
      }
      vsmCredentials = _vmwareMgr.getNexusVSMCredentialsByClusterId(clusterId);
    }

    VmwareContext context = null;
    try {
      context = VmwareContextFactory.create(url.getHost(), username, password);
      if (privateTrafficLabel != null)
        context.registerStockObject("privateTrafficLabel", privateTrafficLabel);

      if (nexusDVS) {
        if (vsmCredentials != null) {
          s_logger.info("Stocking credentials of Nexus VSM");
          context.registerStockObject("vsmcredentials", vsmCredentials);
        }
      }
      List<ManagedObjectReference> morHosts =
          _vmwareMgr.addHostToPodCluster(
              context, dcId, podId, clusterId, URLDecoder.decode(url.getPath()));
      if (morHosts == null) s_logger.info("Found 0 hosts.");
      if (privateTrafficLabel != null) context.uregisterStockObject("privateTrafficLabel");

      if (morHosts == null) {
        s_logger.error(
            "Unable to find host or cluster based on url: " + URLDecoder.decode(url.getPath()));
        return null;
      }

      ManagedObjectReference morCluster = null;
      clusterDetails = _clusterDetailsDao.findDetails(clusterId);
      if (clusterDetails.get("url") != null) {
        URI uriFromCluster = new URI(UriUtils.encodeURIComponent(clusterDetails.get("url")));
        morCluster = context.getHostMorByPath(URLDecoder.decode(uriFromCluster.getPath()));

        if (morCluster == null
            || !morCluster.getType().equalsIgnoreCase("ClusterComputeResource")) {
          s_logger.warn(
              "Cluster url does not point to a valid vSphere cluster, url: "
                  + clusterDetails.get("url"));
          return null;
        } else {
          ClusterMO clusterMo = new ClusterMO(context, morCluster);
          ClusterDasConfigInfo dasConfig = clusterMo.getDasConfig();
          if (dasConfig != null
              && dasConfig.isEnabled() != null
              && dasConfig.isEnabled().booleanValue()) {
            clusterDetails.put("NativeHA", "true");
            _clusterDetailsDao.persist(clusterId, clusterDetails);
          }
        }
      }

      if (!validateDiscoveredHosts(context, morCluster, morHosts)) {
        if (morCluster == null)
          s_logger.warn(
              "The discovered host is not standalone host, can not be added to a standalone cluster");
        else s_logger.warn("The discovered host does not belong to the cluster");
        return null;
      }

      Map<VmwareResource, Map<String, String>> resources =
          new HashMap<VmwareResource, Map<String, String>>();
      for (ManagedObjectReference morHost : morHosts) {
        Map<String, String> details = new HashMap<String, String>();
        Map<String, Object> params = new HashMap<String, Object>();

        HostMO hostMo = new HostMO(context, morHost);
        details.put("url", hostMo.getHostName());
        details.put("username", username);
        details.put("password", password);
        String guid = morHost.getType() + ":" + morHost.getValue() + "@" + url.getHost();
        details.put("guid", guid);

        params.put("url", hostMo.getHostName());
        params.put("username", username);
        params.put("password", password);
        params.put("zone", Long.toString(dcId));
        params.put("pod", Long.toString(podId));
        params.put("cluster", Long.toString(clusterId));
        params.put("guid", guid);
        if (privateTrafficLabel != null) {
          params.put("private.network.vswitch.name", privateTrafficLabel);
        }
        params.put("guestTrafficInfo", guestTrafficLabelObj);
        params.put("publicTrafficInfo", publicTrafficLabelObj);

        VmwareResource resource = new VmwareResource();
        try {
          resource.configure("VMware", params);
        } catch (ConfigurationException e) {
          _alertMgr.sendAlert(
              AlertManager.ALERT_TYPE_HOST,
              dcId,
              podId,
              "Unable to add " + url.getHost(),
              "Error is " + e.getMessage());
          s_logger.warn("Unable to instantiate " + url.getHost(), e);
        }
        resource.start();

        resources.put(resource, details);
      }

      // place a place holder guid derived from cluster ID
      cluster.setGuid(UUID.nameUUIDFromBytes(String.valueOf(clusterId).getBytes()).toString());
      _clusterDao.update(clusterId, cluster);

      return resources;
    } catch (DiscoveredWithErrorException e) {
      throw e;
    } catch (Exception e) {
      s_logger.warn(
          "Unable to connect to Vmware vSphere server. service address: " + url.getHost());
      return null;
    } finally {
      if (context != null) context.close();
    }
  }
Exemplo n.º 3
0
  @Override
  @DB
  public VmwareDatacenterVO addVmwareDatacenter(AddVmwareDcCmd cmd) throws ResourceInUseException {
    VmwareDatacenterVO vmwareDc = null;
    Long zoneId = cmd.getZoneId();
    String userName = cmd.getUsername();
    String password = cmd.getPassword();
    String vCenterHost = cmd.getVcenter();
    String vmwareDcName = cmd.getName();

    // Validate username, password, VMware DC name and vCenter
    if (userName == null) {
      throw new InvalidParameterValueException("Missing or invalid parameter username.");
    }

    if (password == null) {
      throw new InvalidParameterValueException("Missing or invalid parameter username.");
    }

    if (vmwareDcName == null) {
      throw new InvalidParameterValueException(
          "Missing or invalid parameter name. Please provide valid VMware datacenter name.");
    }

    if (vCenterHost == null) {
      throw new InvalidParameterValueException(
          "Missing or invalid parameter name. "
              + "Please provide valid VMware vCenter server's IP address or fully qualified domain name.");
    }

    if (zoneId == null) {
      throw new InvalidParameterValueException(
          "Missing or invalid parameter name. " + "Please provide valid zone id.");
    }

    // Zone validation
    validateZone(zoneId);

    VmwareDatacenterZoneMapVO vmwareDcZoneMap = _vmwareDcZoneMapDao.findByZoneId(zoneId);
    // Check if zone is associated with VMware DC
    if (vmwareDcZoneMap != null) {
      // Check if the associated VMware DC matches the one specified in API params
      // This check would yield success as the association exists between same entities (zone and
      // VMware DC)
      // This scenario would result in if the API addVmwareDc is called more than once with same
      // parameters.
      Long associatedVmwareDcId = vmwareDcZoneMap.getVmwareDcId();
      VmwareDatacenterVO associatedVmwareDc = _vmwareDcDao.findById(associatedVmwareDcId);
      if (associatedVmwareDc.getVcenterHost().equalsIgnoreCase(vCenterHost)
          && associatedVmwareDc.getVmwareDatacenterName().equalsIgnoreCase(vmwareDcName)) {
        s_logger.info(
            "Ignoring API call addVmwareDc, because VMware DC "
                + vCenterHost
                + "/"
                + vmwareDcName
                + " is already associated with specified zone with id "
                + zoneId);
        return associatedVmwareDc;
      } else {
        throw new CloudRuntimeException(
            "Zone "
                + zoneId
                + " is already associated with a VMware datacenter. "
                + "Only 1 VMware DC can be associated with a zone.");
      }
    }
    // Zone validation to check if the zone already has resources.
    // Association of VMware DC to zone is not allowed if zone already has resources added.
    validateZoneWithResources(zoneId, "add VMware datacenter to zone");

    // Check if DC is already part of zone
    // In that case vmware_data_center table should have the DC
    vmwareDc = _vmwareDcDao.getVmwareDatacenterByGuid(vmwareDcName + "@" + vCenterHost);
    if (vmwareDc != null) {
      throw new ResourceInUseException(
          "This DC is already part of other CloudStack zone(s). Cannot add this DC to more zones.");
    }

    VmwareContext context = null;
    DatacenterMO dcMo = null;
    String dcCustomFieldValue;
    boolean addDcCustomFieldDef = false;
    boolean dcInUse = false;
    String guid;
    ManagedObjectReference dcMor;
    try {
      context = VmwareContextFactory.create(vCenterHost, userName, password);

      // Check if DC exists on vCenter
      dcMo = new DatacenterMO(context, vmwareDcName);
      dcMor = dcMo.getMor();
      if (dcMor == null) {
        String msg =
            "Unable to find VMware DC " + vmwareDcName + " in vCenter " + vCenterHost + ". ";
        s_logger.error(msg);
        throw new InvalidParameterValueException(msg);
      }

      // Check if DC is already associated with another cloudstack deployment
      // Get custom field property cloud.zone over this DC
      guid = vmwareDcName + "@" + vCenterHost;

      dcCustomFieldValue = dcMo.getCustomFieldValue(CustomFieldConstants.CLOUD_ZONE);
      if (dcCustomFieldValue == null) {
        addDcCustomFieldDef = true;
      }
      dcInUse = Boolean.parseBoolean(dcCustomFieldValue);
      if (dcInUse) {
        throw new ResourceInUseException(
            "This DC is being managed by other CloudStack deployment. Cannot add this DC to zone.");
      }

      // Add DC to database into vmware_data_center table
      vmwareDc = new VmwareDatacenterVO(guid, vmwareDcName, vCenterHost, userName, password);
      Transaction txn = Transaction.currentTxn();
      try {
        txn.start();
        vmwareDc = _vmwareDcDao.persist(vmwareDc);
        txn.commit();
      } catch (Exception e) {
        txn.rollback();
        s_logger.error(
            "Failed to persist VMware datacenter details to database. Exception: "
                + e.getMessage());
        throw new CloudRuntimeException(e.getMessage());
      }

      // Map zone with vmware datacenter
      vmwareDcZoneMap = new VmwareDatacenterZoneMapVO(zoneId, vmwareDc.getId());

      txn = Transaction.currentTxn();
      try {
        txn.start();
        vmwareDcZoneMap = _vmwareDcZoneMapDao.persist(vmwareDcZoneMap);
        txn.commit();
      } catch (Exception e) {
        txn.rollback();
        s_logger.error(
            "Failed to associate VMware datacenter with zone "
                + zoneId
                + ". Exception: "
                + e.getMessage());
        // Removing VMware datacenter from vmware_data_center table because association with zone
        // failed.
        _vmwareDcDao.remove(vmwareDcZoneMap.getId());
        throw new CloudRuntimeException(e.getMessage());
      }

      // Set custom field for this DC
      if (addDcCustomFieldDef) {
        dcMo.ensureCustomFieldDef(CustomFieldConstants.CLOUD_ZONE);
      }
      dcMo.setCustomFieldValue(CustomFieldConstants.CLOUD_ZONE, "true");

    } catch (Throwable e) {
      String msg = "Failed to add VMware DC to zone ";
      if (e instanceof RemoteException) {
        msg = "Encountered remote exception at vCenter. " + VmwareHelper.getExceptionMessage(e);
      } else {
        msg += "due to : " + e.getMessage();
      }
      throw new CloudRuntimeException(msg);
    } finally {
      if (context != null) {
        context.close();
      }
      context = null;
    }
    return vmwareDc;
  }