Package com.cloud.agent.api

Examples of com.cloud.agent.api.FenceAnswer

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        KVMHAChecker ha = new KVMHAChecker(pools, cmd.getHostIp());
        Future<Boolean> future = executors.submit(ha);
        try {
            Boolean result = future.get();
            if (result) {
                return new FenceAnswer(cmd, false, "Heart is still beating...");
            } else {
                return new FenceAnswer(cmd);
            }
        } catch (InterruptedException e) {
            s_logger.warn("Unable to fence", e);
            return new FenceAnswer(cmd, false, e.getMessage());
        } catch (ExecutionException e) {
            s_logger.warn("Unable to fence", e);
            return new FenceAnswer(cmd, false, e.getMessage());
        }

    }
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      if( h.getId() == host.getId() ) {
        continue;
      }
     
      FenceAnswer answer;
      try {
        answer = (FenceAnswer)_agentMgr.send(h.getId(), fence);
      } catch (AgentUnavailableException e) {
        if (s_logger.isDebugEnabled()) {
          s_logger.debug("Moving on to the next host because " + h.toString() + " is unavailable");
        }
        continue;
      } catch (OperationTimedoutException e) {
        if (s_logger.isDebugEnabled()) {
          s_logger.debug("Moving on to the next host because " + h.toString() + " is unavailable");
        }
        continue;
      }
     
      if (answer != null && answer.getResult()) {
        return true;
      }
    }
   
    if (s_logger.isDebugEnabled()) {
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        try {
            String result = callHostPluginPremium(conn, "check_heartbeat", "host", cmd.getHostGuid(), "interval",
                    Integer.toString(_heartbeatInterval * 2));
            if (!result.contains("> DEAD <")) {
                s_logger.debug("Heart beat is still going so unable to fence");
                return new FenceAnswer(cmd, false, "Heartbeat is still going on unable to fence");
            }

            Set<VM> vms = VM.getByNameLabel(conn, cmd.getVmName());
            for (VM vm : vms) {
                Set<VDI> vdis = new HashSet<VDI>();
                Set<VBD> vbds = vm.getVBDs(conn);
                for( VBD vbd : vbds ) {
                    VDI vdi = vbd.getVDI(conn);
                    if( !isRefNull(vdi) ) {
                        vdis.add(vdi);
                    }
                }
                synchronized (_cluster.intern()) {
                    s_vms.remove(_cluster, _name, vm.getNameLabel(conn));
                }
                s_logger.info("Fence command for VM " + cmd.getVmName());
                vm.powerStateReset(conn);
                vm.destroy(conn);
                for (VDI vdi : vdis) {
                    Map<String, String> smConfig = vdi.getSmConfig(conn);
                    for (String key : smConfig.keySet()) {
                        if (key.startsWith("host_")) {
                            vdi.removeFromSmConfig(conn, key);
                            break;
                        }
                    }
                }
            }
            return new FenceAnswer(cmd);
        } catch (XmlRpcException e) {
            s_logger.warn("Unable to fence", e);
            return new FenceAnswer(cmd, false, e.getMessage());
        } catch (XenAPIException e) {
            s_logger.warn("Unable to fence", e);
            return new FenceAnswer(cmd, false, e.getMessage());
        }
    }
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                continue;
              }
              if( h.getId() == host.getId() ) {
                continue;
              }
                FenceAnswer answer;
                try {
                    Answer ans = _agentMgr.send(h.getId(), fence);
                    if (!(ans instanceof FenceAnswer)) {
                        s_logger.debug("Answer is not fenceanswer.  Result = " + ans.getResult() + "; Details = " + ans.getDetails());
                        continue;
                    }
                    answer = (FenceAnswer) ans;
                } catch (AgentUnavailableException e) {
                    if (s_logger.isDebugEnabled()) {
                        s_logger.debug("Moving on to the next host because " + h.toString() + " is unavailable");
                    }
                    continue;
                } catch (OperationTimedoutException e) {
                    if (s_logger.isDebugEnabled()) {
                        s_logger.debug("Moving on to the next host because " + h.toString() + " is unavailable");
                    }
                    continue;
                }
                if (answer != null && answer.getResult()) {
                    return true;
                }
            }
        }
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                    continue;
                }
                if (h.getId() == host.getId()) {
                    continue;
                }
                FenceAnswer answer;
                try {
                    answer = (FenceAnswer)_agentMgr.send(h.getId(), fence);
                } catch (AgentUnavailableException e) {
                    if (s_logger.isDebugEnabled()) {
                        s_logger.debug("Moving on to the next host because " + h.toString() + " is unavailable");
                    }
                    continue;
                } catch (OperationTimedoutException e) {
                    if (s_logger.isDebugEnabled()) {
                        s_logger.debug("Moving on to the next host because " + h.toString() + " is unavailable");
                    }
                    continue;
                }
                if (answer != null && answer.getResult()) {
                    return true;
                }
            }
        }
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        Connection conn = getConnection();
        try {
            Boolean alive = check_heartbeat(cmd.getHostGuid());
            if ( alive == null ) {
                s_logger.debug("Failed to check heartbeat,  so unable to fence");
                return new FenceAnswer(cmd, false, "Failed to check heartbeat, so unable to fence");
            }
            if ( alive ) {
                s_logger.debug("Heart beat is still going so unable to fence");
                return new FenceAnswer(cmd, false, "Heartbeat is still going on unable to fence");
            }
            Set<VM> vms = VM.getByNameLabel(conn, cmd.getVmName());
            for (VM vm : vms) {
                Set<VDI> vdis = new HashSet<VDI>();
                Set<VBD> vbds = vm.getVBDs(conn);
                for (VBD vbd : vbds) {
                    VDI vdi = vbd.getVDI(conn);
                    if (!isRefNull(vdi)) {
                        vdis.add(vdi);
                    }
                }
                synchronized (_cluster.intern()) {
                    s_vms.remove(_cluster, _name, vm.getNameLabel(conn));
                }
                s_logger.info("Fence command for VM " + cmd.getVmName());
                vm.powerStateReset(conn);
                vm.destroy(conn);
                for (VDI vdi : vdis) {
                    Map<String, String> smConfig = vdi.getSmConfig(conn);
                    for (String key : smConfig.keySet()) {
                        if (key.startsWith("host_")) {
                            vdi.removeFromSmConfig(conn, key);
                            break;
                        }
                    }
                }
            }
            return new FenceAnswer(cmd);
        } catch (XmlRpcException e) {
            s_logger.warn("Unable to fence", e);
            return new FenceAnswer(cmd, false, e.getMessage());
        } catch (XenAPIException e) {
            s_logger.warn("Unable to fence", e);
            return new FenceAnswer(cmd, false, e.getMessage());
        }
    }
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  }
 
  protected FenceAnswer execute(FenceCommand cmd) {
    try {
      Boolean res = OvmHost.fence(_conn, cmd.getHostIp());
      return new FenceAnswer(cmd, res, res.toString());
    } catch (Exception e) {
      s_logger.debug("fence " + cmd.getHostIp() + " failed", e);
      return new FenceAnswer(cmd, false, e.getMessage());
    }
  }
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          continue;
        }
        if( h.getId() == host.getId() ) {
          continue;
        }
        FenceAnswer answer;
        try {
          answer = (FenceAnswer)_agentMgr.send(h.getId(), fence);
        } catch (AgentUnavailableException e) {
          if (s_logger.isDebugEnabled()) {
            s_logger.debug("Moving on to the next host because " + h.toString() + " is unavailable");
          }
          continue;
        } catch (OperationTimedoutException e) {
          if (s_logger.isDebugEnabled()) {
            s_logger.debug("Moving on to the next host because " + h.toString() + " is unavailable");
          }
          continue;
        }
        if (answer != null && answer.getResult()) {
          return true;
        }
      }
    }
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        KVMHAChecker ha = new KVMHAChecker(pools, cmd.getHostIp());
        Future<Boolean> future = executors.submit(ha);
        try {
            Boolean result = future.get();
            if (result) {
                return new FenceAnswer(cmd, false, "Heart is still beating...");
            } else {
                return new FenceAnswer(cmd);
            }
        } catch (InterruptedException e) {
            s_logger.warn("Unable to fence", e);
            return new FenceAnswer(cmd, false, e.getMessage());
        } catch (ExecutionException e) {
            s_logger.warn("Unable to fence", e);
            return new FenceAnswer(cmd, false, e.getMessage());
        }

    }
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        try {
            String result = callHostPluginPremium(conn, "check_heartbeat", "host", cmd.getHostGuid(), "interval",
                    Integer.toString(_heartbeatInterval * 2));
            if (!result.contains("> DEAD <")) {
                s_logger.debug("Heart beat is still going so unable to fence");
                return new FenceAnswer(cmd, false, "Heartbeat is still going on unable to fence");
            }

            Set<VM> vms = VM.getByNameLabel(conn, cmd.getVmName());
            for (VM vm : vms) {
                synchronized (_cluster.intern()) {
                    s_vms.remove(_cluster, _name, vm.getNameLabel(conn));
                }
                s_logger.info("Fence command for VM " + cmd.getVmName());
                vm.powerStateReset(conn);
                vm.destroy(conn);
            }
            return new FenceAnswer(cmd);
        } catch (XmlRpcException e) {
            s_logger.warn("Unable to fence", e);
            return new FenceAnswer(cmd, false, e.getMessage());
        } catch (XenAPIException e) {
            s_logger.warn("Unable to fence", e);
            return new FenceAnswer(cmd, false, e.getMessage());
        }
    }
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Related Classes of com.cloud.agent.api.FenceAnswer

  • com.cloud.ha.KVMFencer
  • com.cloud.ha.KVMFencerTest
  • com.cloud.ha.XenServerFencer
  • com.cloud.hypervisor.kvm.resource.LibvirtComputingResource
  • com.cloud.hypervisor.xen.resource.XenServer56FP1Resource
  • com.cloud.hypervisor.xen.resource.XenServer56Resource
  • com.cloud.ovm.hypervisor.OvmFencer
  • com.cloud.ovm.hypervisor.OvmResourceBase
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