Ejemplo n.º 1
0
  @Override
  public String getSecondaryStorageStoreUrl(long dcId) {
    List<HostVO> secStorageHosts = _hostDao.listSecondaryStorageHosts(dcId);
    if (secStorageHosts.size() > 0) return secStorageHosts.get(0).getStorageUrl();

    return null;
  }
  @Override
  public Pair<AfterScanAction, Object> scanPool(Long pool) {
    long dataCenterId = pool.longValue();

    List<SecondaryStorageVmVO> ssVms =
        _secStorageVmDao.getSecStorageVmListInStates(
            SecondaryStorageVm.Role.templateProcessor,
            dataCenterId,
            State.Running,
            State.Migrating,
            State.Starting,
            State.Stopped,
            State.Stopping);
    int vmSize = (ssVms == null) ? 0 : ssVms.size();
    List<HostVO> ssHosts = _hostDao.listSecondaryStorageHosts(dataCenterId);
    int hostSize = (ssHosts == null) ? 0 : ssHosts.size();
    if (hostSize > vmSize) {
      s_logger.info(
          "No secondary storage vms found in datacenter id="
              + dataCenterId
              + ", starting a new one");
      return new Pair<AfterScanAction, Object>(
          AfterScanAction.expand, SecondaryStorageVm.Role.templateProcessor);
    }

    return new Pair<AfterScanAction, Object>(
        AfterScanAction.nop, SecondaryStorageVm.Role.templateProcessor);
  }
  @Override
  public boolean generateSetupCommand(Long ssHostId) {
    HostVO cssHost = _hostDao.findById(ssHostId);
    Long zoneId = cssHost.getDataCenterId();
    if (cssHost.getType() == Host.Type.SecondaryStorageVM) {

      SecondaryStorageVmVO secStorageVm = _secStorageVmDao.findByInstanceName(cssHost.getName());
      if (secStorageVm == null) {
        s_logger.warn("secondary storage VM " + cssHost.getName() + " doesn't exist");
        return false;
      }

      List<HostVO> ssHosts = _hostDao.listSecondaryStorageHosts(zoneId);
      for (HostVO ssHost : ssHosts) {
        String secUrl = ssHost.getStorageUrl();
        SecStorageSetupCommand setupCmd = new SecStorageSetupCommand(secUrl);

        Answer answer = _agentMgr.easySend(ssHostId, setupCmd);
        if (answer != null && answer.getResult()) {
          SecStorageSetupAnswer an = (SecStorageSetupAnswer) answer;
          ssHost.setParent(an.get_dir());
          _hostDao.update(ssHost.getId(), ssHost);
          if (s_logger.isDebugEnabled()) {
            s_logger.debug(
                "Successfully programmed secondary storage "
                    + ssHost.getName()
                    + " in secondary storage VM "
                    + secStorageVm.getInstanceName());
          }
        } else {
          if (s_logger.isDebugEnabled()) {
            s_logger.debug(
                "Successfully programmed secondary storage "
                    + ssHost.getName()
                    + " in secondary storage VM "
                    + secStorageVm.getInstanceName());
          }
          return false;
        }
      }
    } else if (cssHost.getType() == Host.Type.SecondaryStorage) {
      List<SecondaryStorageVmVO> alreadyRunning =
          _secStorageVmDao.getSecStorageVmListInStates(
              SecondaryStorageVm.Role.templateProcessor, zoneId, State.Running);
      String secUrl = cssHost.getStorageUrl();
      SecStorageSetupCommand setupCmd = new SecStorageSetupCommand(secUrl);
      for (SecondaryStorageVmVO ssVm : alreadyRunning) {
        HostVO host = _hostDao.findByName(ssVm.getInstanceName());
        Answer answer = _agentMgr.easySend(host.getId(), setupCmd);
        if (answer != null && answer.getResult()) {
          if (s_logger.isDebugEnabled()) {
            s_logger.debug(
                "Successfully programmed secondary storage "
                    + host.getName()
                    + " in secondary storage VM "
                    + ssVm.getInstanceName());
          }
        } else {
          if (s_logger.isDebugEnabled()) {
            s_logger.debug(
                "Successfully programmed secondary storage "
                    + host.getName()
                    + " in secondary storage VM "
                    + ssVm.getInstanceName());
          }
          return false;
        }
      }
    }
    return true;
  }