コード例 #1
0
ファイル: VolumeBase.java プロジェクト: xujun10110/zstack
  private void delete(
      boolean forceDelete, boolean detachBeforeDeleting, final Completion completion) {
    final String issuer = VolumeVO.class.getSimpleName();
    VolumeDeletionStruct struct = new VolumeDeletionStruct();
    struct.setInventory(getSelfInventory());
    struct.setDetachBeforeDeleting(detachBeforeDeleting);
    struct.setDeletionPolicy(deletionPolicyMgr.getDeletionPolicy(self.getUuid()).toString());
    final List<VolumeDeletionStruct> ctx = list(struct);
    FlowChain chain = FlowChainBuilder.newSimpleFlowChain();
    chain.setName("delete-data-volume");
    if (!forceDelete) {
      chain
          .then(
              new NoRollbackFlow() {
                @Override
                public void run(final FlowTrigger trigger, Map data) {
                  casf.asyncCascade(
                      CascadeConstant.DELETION_CHECK_CODE,
                      issuer,
                      ctx,
                      new Completion(trigger) {
                        @Override
                        public void success() {
                          trigger.next();
                        }

                        @Override
                        public void fail(ErrorCode errorCode) {
                          trigger.fail(errorCode);
                        }
                      });
                }
              })
          .then(
              new NoRollbackFlow() {
                @Override
                public void run(final FlowTrigger trigger, Map data) {
                  casf.asyncCascade(
                      CascadeConstant.DELETION_DELETE_CODE,
                      issuer,
                      ctx,
                      new Completion(trigger) {
                        @Override
                        public void success() {
                          trigger.next();
                        }

                        @Override
                        public void fail(ErrorCode errorCode) {
                          trigger.fail(errorCode);
                        }
                      });
                }
              });
    } else {
      chain.then(
          new NoRollbackFlow() {
            @Override
            public void run(final FlowTrigger trigger, Map data) {
              casf.asyncCascade(
                  CascadeConstant.DELETION_FORCE_DELETE_CODE,
                  issuer,
                  ctx,
                  new Completion(trigger) {
                    @Override
                    public void success() {
                      trigger.next();
                    }

                    @Override
                    public void fail(ErrorCode errorCode) {
                      trigger.fail(errorCode);
                    }
                  });
            }
          });
    }

    chain
        .done(
            new FlowDoneHandler(completion) {
              @Override
              public void handle(Map data) {
                casf.asyncCascadeFull(
                    CascadeConstant.DELETION_CLEANUP_CODE, issuer, ctx, new NopeCompletion());
                completion.success();
              }
            })
        .error(
            new FlowErrorHandler(completion) {
              @Override
              public void handle(ErrorCode errCode, Map data) {
                completion.fail(errCode);
              }
            })
        .start();
  }
コード例 #2
0
  protected void handle(APIDeletePrimaryStorageMsg msg) {
    final APIDeletePrimaryStorageEvent evt = new APIDeletePrimaryStorageEvent(msg.getId());
    final String issuer = PrimaryStorageVO.class.getSimpleName();
    final List<PrimaryStorageInventory> ctx = PrimaryStorageInventory.valueOf(Arrays.asList(self));
    FlowChain chain = FlowChainBuilder.newSimpleFlowChain();
    chain.setName(String.format("delete-primary-storage-%s", msg.getUuid()));
    if (msg.getDeletionMode() == APIDeleteMessage.DeletionMode.Permissive) {
      chain
          .then(
              new NoRollbackFlow() {
                @Override
                public void run(final FlowTrigger trigger, Map data) {
                  casf.asyncCascade(
                      CascadeConstant.DELETION_CHECK_CODE,
                      issuer,
                      ctx,
                      new Completion(trigger) {
                        @Override
                        public void success() {
                          trigger.next();
                        }

                        @Override
                        public void fail(ErrorCode errorCode) {
                          trigger.fail(errorCode);
                        }
                      });
                }
              })
          .then(
              new NoRollbackFlow() {
                @Override
                public void run(final FlowTrigger trigger, Map data) {
                  casf.asyncCascade(
                      CascadeConstant.DELETION_DELETE_CODE,
                      issuer,
                      ctx,
                      new Completion(trigger) {
                        @Override
                        public void success() {
                          trigger.next();
                        }

                        @Override
                        public void fail(ErrorCode errorCode) {
                          trigger.fail(errorCode);
                        }
                      });
                }
              });
    } else {
      chain.then(
          new NoRollbackFlow() {
            @Override
            public void run(final FlowTrigger trigger, Map data) {
              casf.asyncCascade(
                  CascadeConstant.DELETION_FORCE_DELETE_CODE,
                  issuer,
                  ctx,
                  new Completion(trigger) {
                    @Override
                    public void success() {
                      trigger.next();
                    }

                    @Override
                    public void fail(ErrorCode errorCode) {
                      trigger.fail(errorCode);
                    }
                  });
            }
          });
    }

    chain
        .done(
            new FlowDoneHandler(msg) {
              @Override
              public void handle(Map data) {
                casf.asyncCascadeFull(
                    CascadeConstant.DELETION_CLEANUP_CODE, issuer, ctx, new NopeCompletion());
                bus.publish(evt);

                PrimaryStorageDeletedData d = new PrimaryStorageDeletedData();
                d.setPrimaryStorageUuid(self.getUuid());
                d.setInventory(PrimaryStorageInventory.valueOf(self));
                evtf.fire(PrimaryStorageCanonicalEvent.PRIMARY_STORAGE_DELETED_PATH, d);
              }
            })
        .error(
            new FlowErrorHandler(msg) {
              @Override
              public void handle(ErrorCode errCode, Map data) {
                evt.setErrorCode(
                    errf.instantiateErrorCode(SysErrors.DELETE_RESOURCE_ERROR, errCode));
                bus.publish(evt);
              }
            })
        .start();
  }