github.com/vmware/govmomi@v0.43.0/simulator/storage_resource_manager.go (about)

     1  /*
     2  Copyright (c) 2018 VMware, Inc. All Rights Reserved.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package simulator
    18  
    19  import (
    20  	"strconv"
    21  	"time"
    22  
    23  	"github.com/vmware/govmomi/object"
    24  	"github.com/vmware/govmomi/vim25/methods"
    25  	"github.com/vmware/govmomi/vim25/mo"
    26  	"github.com/vmware/govmomi/vim25/soap"
    27  	"github.com/vmware/govmomi/vim25/types"
    28  )
    29  
    30  type StorageResourceManager struct {
    31  	mo.StorageResourceManager
    32  }
    33  
    34  func (m *StorageResourceManager) ConfigureStorageDrsForPodTask(ctx *Context, req *types.ConfigureStorageDrsForPod_Task) soap.HasFault {
    35  	task := CreateTask(m, "configureStorageDrsForPod", func(*Task) (types.AnyType, types.BaseMethodFault) {
    36  		cluster := Map.Get(req.Pod).(*StoragePod)
    37  
    38  		if s := req.Spec.PodConfigSpec; s != nil {
    39  			config := &cluster.PodStorageDrsEntry.StorageDrsConfig.PodConfig
    40  
    41  			if s.Enabled != nil {
    42  				config.Enabled = *s.Enabled
    43  			}
    44  			if s.DefaultVmBehavior != "" {
    45  				config.DefaultVmBehavior = s.DefaultVmBehavior
    46  			}
    47  		}
    48  
    49  		return nil, nil
    50  	})
    51  
    52  	return &methods.ConfigureStorageDrsForPod_TaskBody{
    53  		Res: &types.ConfigureStorageDrsForPod_TaskResponse{
    54  			Returnval: task.Run(ctx),
    55  		},
    56  	}
    57  }
    58  
    59  func (m *StorageResourceManager) pod(ref *types.ManagedObjectReference) *StoragePod {
    60  	if ref == nil {
    61  		return nil
    62  	}
    63  	cluster := Map.Get(*ref).(*StoragePod)
    64  	config := &cluster.PodStorageDrsEntry.StorageDrsConfig.PodConfig
    65  
    66  	if !config.Enabled {
    67  		return nil
    68  	}
    69  
    70  	if len(cluster.ChildEntity) == 0 {
    71  		return nil
    72  	}
    73  
    74  	return cluster
    75  }
    76  
    77  func (m *StorageResourceManager) RecommendDatastores(req *types.RecommendDatastores) soap.HasFault {
    78  	spec := req.StorageSpec.PodSelectionSpec
    79  	body := new(methods.RecommendDatastoresBody)
    80  	res := new(types.RecommendDatastoresResponse)
    81  	key := 0
    82  	invalid := func(prop string) soap.HasFault {
    83  		body.Fault_ = Fault("", &types.InvalidArgument{
    84  			InvalidProperty: prop,
    85  		})
    86  		return body
    87  	}
    88  	add := func(cluster *StoragePod, ds types.ManagedObjectReference) {
    89  		key++
    90  		res.Returnval.Recommendations = append(res.Returnval.Recommendations, types.ClusterRecommendation{
    91  			Key:            strconv.Itoa(key),
    92  			Type:           "V1",
    93  			Time:           time.Now(),
    94  			Rating:         1,
    95  			Reason:         "storagePlacement",
    96  			ReasonText:     "Satisfy storage initial placement requests",
    97  			WarningText:    "",
    98  			WarningDetails: (*types.LocalizableMessage)(nil),
    99  			Prerequisite:   nil,
   100  			Action: []types.BaseClusterAction{
   101  				&types.StoragePlacementAction{
   102  					ClusterAction: types.ClusterAction{
   103  						Type:   "StoragePlacementV1",
   104  						Target: (*types.ManagedObjectReference)(nil),
   105  					},
   106  					Vm: (*types.ManagedObjectReference)(nil),
   107  					RelocateSpec: types.VirtualMachineRelocateSpec{
   108  						Service:      (*types.ServiceLocator)(nil),
   109  						Folder:       (*types.ManagedObjectReference)(nil),
   110  						Datastore:    &ds,
   111  						DiskMoveType: "moveAllDiskBackingsAndAllowSharing",
   112  						Pool:         (*types.ManagedObjectReference)(nil),
   113  						Host:         (*types.ManagedObjectReference)(nil),
   114  						Disk:         nil,
   115  						Transform:    "",
   116  						DeviceChange: nil,
   117  						Profile:      nil,
   118  					},
   119  					Destination:       ds,
   120  					SpaceUtilBefore:   5.00297212600708,
   121  					SpaceDemandBefore: 5.00297212600708,
   122  					SpaceUtilAfter:    5.16835880279541,
   123  					SpaceDemandAfter:  5.894514083862305,
   124  					IoLatencyBefore:   0,
   125  				},
   126  			},
   127  			Target: &cluster.Self,
   128  		})
   129  	}
   130  
   131  	var devices object.VirtualDeviceList
   132  
   133  	switch types.StoragePlacementSpecPlacementType(req.StorageSpec.Type) {
   134  	case types.StoragePlacementSpecPlacementTypeCreate:
   135  		if req.StorageSpec.ResourcePool == nil {
   136  			return invalid("resourcePool")
   137  		}
   138  		if req.StorageSpec.ConfigSpec == nil {
   139  			return invalid("configSpec")
   140  		}
   141  		for _, d := range req.StorageSpec.ConfigSpec.DeviceChange {
   142  			devices = append(devices, d.GetVirtualDeviceConfigSpec().Device)
   143  		}
   144  		cluster := m.pod(spec.StoragePod)
   145  		if cluster == nil {
   146  			if f := req.StorageSpec.ConfigSpec.Files; f == nil || f.VmPathName == "" {
   147  				return invalid("configSpec.files")
   148  			}
   149  		}
   150  	case types.StoragePlacementSpecPlacementTypeClone:
   151  		if req.StorageSpec.Folder == nil {
   152  			return invalid("folder")
   153  		}
   154  		if req.StorageSpec.Vm == nil {
   155  			return invalid("vm")
   156  		}
   157  		if req.StorageSpec.CloneName == "" {
   158  			return invalid("cloneName")
   159  		}
   160  		if req.StorageSpec.CloneSpec == nil {
   161  			return invalid("cloneSpec")
   162  		}
   163  	}
   164  
   165  	for _, placement := range spec.InitialVmConfig {
   166  		cluster := m.pod(&placement.StoragePod)
   167  		if cluster == nil {
   168  			return invalid("podSelectionSpec.storagePod")
   169  		}
   170  
   171  		for _, disk := range placement.Disk {
   172  			if devices.FindByKey(disk.DiskId) == nil {
   173  				return invalid("podSelectionSpec.initialVmConfig.disk.fileBacking")
   174  			}
   175  		}
   176  
   177  		for _, ds := range cluster.ChildEntity {
   178  			add(cluster, ds)
   179  		}
   180  	}
   181  
   182  	body.Res = res
   183  	return body
   184  }