github.com/vmware/govmomi@v0.43.0/govc/cluster/override/info.go (about) 1 /* 2 Copyright (c) 2017-2023 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 override 18 19 import ( 20 "context" 21 "flag" 22 "fmt" 23 "io" 24 "strings" 25 "text/tabwriter" 26 "time" 27 28 "github.com/vmware/govmomi/govc/cli" 29 "github.com/vmware/govmomi/govc/flags" 30 "github.com/vmware/govmomi/object" 31 "github.com/vmware/govmomi/vim25/types" 32 ) 33 34 type info struct { 35 *flags.ClusterFlag 36 } 37 38 func init() { 39 cli.Register("cluster.override.info", &info{}) 40 } 41 42 func (cmd *info) Register(ctx context.Context, f *flag.FlagSet) { 43 cmd.ClusterFlag, ctx = flags.NewClusterFlag(ctx) 44 cmd.ClusterFlag.Register(ctx, f) 45 } 46 47 func (cmd *info) Description() string { 48 return `Cluster VM overrides info. 49 50 Examples: 51 govc cluster.override.info 52 govc cluster.override.info -json` 53 } 54 55 func (cmd *info) Process(ctx context.Context) error { 56 return cmd.ClusterFlag.Process(ctx) 57 } 58 59 type Override struct { 60 id types.ManagedObjectReference 61 Name string `json:"name"` 62 Host string `json:"host,omitempty"` 63 DRS *types.ClusterDrsVmConfigInfo `json:"drs,omitempty"` 64 DAS *types.ClusterDasVmConfigInfo `json:"das,omitempty"` 65 Orchestration *types.ClusterVmOrchestrationInfo `json:"orchestration,omitempty"` 66 } 67 68 type infoResult struct { 69 Overrides map[string]*Override `json:"overrides"` 70 } 71 72 func (r *infoResult) Write(w io.Writer) error { 73 tw := tabwriter.NewWriter(w, 2, 0, 2, ' ', 0) 74 75 for _, entry := range r.Overrides { 76 behavior := fmt.Sprintf("Default (%s)", types.DrsBehaviorFullyAutomated) 77 if entry.DRS != nil { 78 if *entry.DRS.Enabled { 79 behavior = string(entry.DRS.Behavior) 80 } 81 } 82 83 priority := fmt.Sprintf("Default (%s)", types.DasVmPriorityMedium) 84 if entry.DAS != nil { 85 priority = entry.DAS.DasSettings.RestartPriority 86 } 87 88 ready := "Default (Resources allocated)" 89 additionalDelay := 0 90 if entry.Orchestration != nil { 91 r := entry.Orchestration.VmReadiness 92 if r.ReadyCondition != string(types.ClusterVmReadinessReadyConditionUseClusterDefault) { 93 ready = strings.Title(r.ReadyCondition) 94 } 95 additionalDelay = int(r.PostReadyDelay) 96 } 97 98 fmt.Fprintf(tw, "Name:\t%s\n", entry.Name) 99 fmt.Fprintf(tw, " DRS Automation Level:\t%s\n", strings.Title(behavior)) 100 fmt.Fprintf(tw, " HA Restart Priority:\t%s\n", strings.Title(priority)) 101 fmt.Fprintf(tw, " HA Ready Condition:\t%s\n", strings.Title(ready)) 102 fmt.Fprintf(tw, " HA Additional Delay:\t%s\n", time.Duration(additionalDelay)*time.Second) 103 fmt.Fprintf(tw, " Host:\t%s\n", entry.Host) 104 } 105 106 return tw.Flush() 107 } 108 109 func (r *infoResult) entry(id types.ManagedObjectReference) *Override { 110 key := id.String() 111 vm, ok := r.Overrides[key] 112 if !ok { 113 r.Overrides[key] = &Override{id: id} 114 vm = r.Overrides[key] 115 } 116 return vm 117 } 118 119 func (cmd *info) Run(ctx context.Context, f *flag.FlagSet) error { 120 cluster, err := cmd.Cluster() 121 if err != nil { 122 return err 123 } 124 125 config, err := cluster.Configuration(ctx) 126 if err != nil { 127 return err 128 } 129 130 res := &infoResult{ 131 Overrides: make(map[string]*Override), 132 } 133 134 for i := range config.DasVmConfig { 135 vm := res.entry(config.DasVmConfig[i].Key) 136 137 vm.DAS = &config.DasVmConfig[i] 138 } 139 140 for i := range config.DrsVmConfig { 141 vm := res.entry(config.DrsVmConfig[i].Key) 142 143 vm.DRS = &config.DrsVmConfig[i] 144 } 145 146 for i := range config.VmOrchestration { 147 vm := res.entry(config.VmOrchestration[i].Vm) 148 149 vm.Orchestration = &config.VmOrchestration[i] 150 } 151 152 for _, o := range res.Overrides { 153 // TODO: can optimize to reduce round trips 154 vm := object.NewVirtualMachine(cluster.Client(), o.id) 155 o.Name, _ = vm.ObjectName(ctx) 156 if h, herr := vm.HostSystem(ctx); herr == nil { 157 o.Host, _ = h.ObjectName(ctx) 158 } 159 } 160 161 return cmd.WriteResult(res) 162 }