github.com/vmware/govmomi@v0.37.2/govc/datastore/cluster/info.go (about) 1 /* 2 Copyright (c) 2018-2023 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 cluster 18 19 import ( 20 "context" 21 "flag" 22 "fmt" 23 "io" 24 "os" 25 "text/tabwriter" 26 27 "github.com/vmware/govmomi/govc/cli" 28 "github.com/vmware/govmomi/govc/flags" 29 "github.com/vmware/govmomi/object" 30 "github.com/vmware/govmomi/property" 31 "github.com/vmware/govmomi/vim25/mo" 32 "github.com/vmware/govmomi/vim25/types" 33 ) 34 35 type info struct { 36 *flags.DatacenterFlag 37 } 38 39 func init() { 40 cli.Register("datastore.cluster.info", &info{}) 41 } 42 43 func (cmd *info) Register(ctx context.Context, f *flag.FlagSet) { 44 cmd.DatacenterFlag, ctx = flags.NewDatacenterFlag(ctx) 45 cmd.DatacenterFlag.Register(ctx, f) 46 } 47 48 func (cmd *info) Usage() string { 49 return "[PATH]..." 50 } 51 52 func (cmd *info) Description() string { 53 return `Display datastore cluster info. 54 55 Examples: 56 govc datastore.cluster.info 57 govc datastore.cluster.info MyDatastoreCluster` 58 } 59 60 func (cmd *info) Run(ctx context.Context, f *flag.FlagSet) error { 61 c, err := cmd.Client() 62 if err != nil { 63 return err 64 } 65 66 finder, err := cmd.Finder() 67 if err != nil { 68 return err 69 } 70 71 args := f.Args() 72 if len(args) == 0 { 73 args = []string{"*"} 74 } 75 76 var res infoResult 77 var props []string 78 79 if cmd.OutputFlag.All() { 80 props = nil // Load everything 81 } else { 82 props = []string{"podStorageDrsEntry", "summary"} // Load summary 83 } 84 85 for _, arg := range args { 86 objects, err := finder.DatastoreClusterList(ctx, arg) 87 if err != nil { 88 return err 89 } 90 res.objects = append(res.objects, objects...) 91 } 92 93 if len(res.objects) != 0 { 94 refs := make([]types.ManagedObjectReference, 0, len(res.objects)) 95 for _, o := range res.objects { 96 refs = append(refs, o.Reference()) 97 } 98 99 pc := property.DefaultCollector(c) 100 err = pc.Retrieve(ctx, refs, props, &res.Clusters) 101 if err != nil { 102 return err 103 } 104 } 105 106 return cmd.WriteResult(&res) 107 } 108 109 type infoResult struct { 110 Clusters []mo.StoragePod `json:"clusters"` 111 objects []*object.StoragePod 112 } 113 114 func (r *infoResult) Write(w io.Writer) error { 115 // Maintain order via r.objects as Property collector does not always return results in order. 116 objects := make(map[types.ManagedObjectReference]mo.StoragePod, len(r.Clusters)) 117 for _, o := range r.Clusters { 118 objects[o.Reference()] = o 119 } 120 121 tw := tabwriter.NewWriter(os.Stdout, 2, 0, 2, ' ', 0) 122 123 for _, o := range r.objects { 124 ds := objects[o.Reference()] 125 s := ds.Summary 126 c := ds.PodStorageDrsEntry.StorageDrsConfig 127 fmt.Fprintf(tw, "Name:\t%s\n", s.Name) 128 fmt.Fprintf(tw, " Path:\t%s\n", o.InventoryPath) 129 fmt.Fprintf(tw, " Capacity:\t%.1f GB\n", float64(s.Capacity)/(1<<30)) 130 fmt.Fprintf(tw, " Free:\t%.1f GB\n", float64(s.FreeSpace)/(1<<30)) 131 fmt.Fprintf(tw, " SDRS Enabled:\t%t\n", c.PodConfig.Enabled) 132 fmt.Fprintf(tw, " SDRS Mode:\t%s\n", c.PodConfig.DefaultVmBehavior) 133 } 134 135 return tw.Flush() 136 }