mirror of
https://github.com/Oxalide/vsphere-influxdb-go.git
synced 2023-10-10 13:36:51 +02:00
228 lines
4.9 KiB
Go
228 lines
4.9 KiB
Go
/*
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Copyright (c) 2015 VMware, Inc. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package storage
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import (
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"context"
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"flag"
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"fmt"
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"io"
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"strings"
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"text/tabwriter"
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"github.com/vmware/govmomi/govc/cli"
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"github.com/vmware/govmomi/govc/flags"
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"github.com/vmware/govmomi/units"
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"github.com/vmware/govmomi/vim25/mo"
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"github.com/vmware/govmomi/vim25/types"
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)
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var infoTypes = []string{"hba", "lun"}
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type infoType string
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func (t *infoType) Set(s string) error {
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s = strings.ToLower(s)
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for _, e := range infoTypes {
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if s == e {
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*t = infoType(s)
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return nil
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}
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}
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return fmt.Errorf("invalid type")
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}
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func (t *infoType) String() string {
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return string(*t)
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}
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func (t *infoType) Result(hss mo.HostStorageSystem) flags.OutputWriter {
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switch string(*t) {
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case "hba":
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return hbaResult(hss)
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case "lun":
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return lunResult(hss)
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default:
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panic("unsupported")
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}
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}
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type info struct {
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*flags.HostSystemFlag
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*flags.OutputFlag
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typ infoType
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rescan bool
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unclaimed bool
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}
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func init() {
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cli.Register("host.storage.info", &info{})
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}
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func (cmd *info) Register(ctx context.Context, f *flag.FlagSet) {
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cmd.HostSystemFlag, ctx = flags.NewHostSystemFlag(ctx)
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cmd.HostSystemFlag.Register(ctx, f)
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cmd.OutputFlag, ctx = flags.NewOutputFlag(ctx)
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cmd.OutputFlag.Register(ctx, f)
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err := cmd.typ.Set("lun")
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if err != nil {
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panic(err)
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}
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f.Var(&cmd.typ, "t", fmt.Sprintf("Type (%s)", strings.Join(infoTypes, ",")))
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f.BoolVar(&cmd.rescan, "rescan", false, "Rescan for new storage devices")
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f.BoolVar(&cmd.unclaimed, "unclaimed", false, "Only show disks that can be used as new VMFS datastores")
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}
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func (cmd *info) Description() string {
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return `Show HOST storage system information.
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Examples:
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govc ls -t HostSystem host/* | xargs -n1 govc host.storage.info -unclaimed -host`
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}
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func (cmd *info) Process(ctx context.Context) error {
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if err := cmd.HostSystemFlag.Process(ctx); err != nil {
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return err
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}
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if err := cmd.OutputFlag.Process(ctx); err != nil {
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return err
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}
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return nil
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}
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func (cmd *info) Run(ctx context.Context, f *flag.FlagSet) error {
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host, err := cmd.HostSystem()
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if err != nil {
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return err
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}
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ss, err := host.ConfigManager().StorageSystem(ctx)
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if err != nil {
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return err
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}
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if cmd.rescan {
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err = ss.RescanAllHba(ctx)
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if err != nil {
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return err
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}
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}
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var hss mo.HostStorageSystem
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err = ss.Properties(ctx, ss.Reference(), nil, &hss)
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if err != nil {
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return nil
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}
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if cmd.unclaimed {
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ds, err := host.ConfigManager().DatastoreSystem(ctx)
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if err != nil {
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return err
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}
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disks, err := ds.QueryAvailableDisksForVmfs(ctx)
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if err != nil {
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return err
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}
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var luns []types.BaseScsiLun
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for i := range disks {
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luns = append(luns, &disks[i])
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}
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hss.StorageDeviceInfo.ScsiLun = luns
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}
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return cmd.WriteResult(cmd.typ.Result(hss))
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}
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type hbaResult mo.HostStorageSystem
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func (r hbaResult) Write(w io.Writer) error {
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tw := tabwriter.NewWriter(w, 2, 0, 2, ' ', 0)
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fmt.Fprintf(tw, "Device\t")
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fmt.Fprintf(tw, "PCI\t")
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fmt.Fprintf(tw, "Driver\t")
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fmt.Fprintf(tw, "Status\t")
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fmt.Fprintf(tw, "Model\t")
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fmt.Fprintf(tw, "\n")
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for _, e := range r.StorageDeviceInfo.HostBusAdapter {
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hba := e.GetHostHostBusAdapter()
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fmt.Fprintf(tw, "%s\t", hba.Device)
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fmt.Fprintf(tw, "%s\t", hba.Pci)
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fmt.Fprintf(tw, "%s\t", hba.Driver)
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fmt.Fprintf(tw, "%s\t", hba.Status)
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fmt.Fprintf(tw, "%s\t", hba.Model)
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fmt.Fprintf(tw, "\n")
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}
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return tw.Flush()
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}
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type lunResult mo.HostStorageSystem
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func (r lunResult) Write(w io.Writer) error {
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tw := tabwriter.NewWriter(w, 2, 0, 2, ' ', 0)
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fmt.Fprintf(tw, "Name\t")
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fmt.Fprintf(tw, "Type\t")
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fmt.Fprintf(tw, "Capacity\t")
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fmt.Fprintf(tw, "Model\t")
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fmt.Fprintf(tw, "\n")
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for _, e := range r.StorageDeviceInfo.ScsiLun {
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var tags []string
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var capacity int64
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lun := e.GetScsiLun()
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if disk, ok := e.(*types.HostScsiDisk); ok {
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capacity = int64(disk.Capacity.Block) * int64(disk.Capacity.BlockSize)
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if disk.LocalDisk != nil && *disk.LocalDisk {
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tags = append(tags, "local")
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}
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if disk.Ssd != nil && *disk.Ssd {
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tags = append(tags, "ssd")
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}
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}
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fmt.Fprintf(tw, "%s\t", lun.DeviceName)
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fmt.Fprintf(tw, "%s\t", lun.DeviceType)
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if capacity == 0 {
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fmt.Fprintf(tw, "-\t")
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} else {
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fmt.Fprintf(tw, "%s\t", units.ByteSize(capacity))
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}
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fmt.Fprintf(tw, "%s", lun.Model)
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if len(tags) > 0 {
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fmt.Fprintf(tw, " (%s)", strings.Join(tags, ","))
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}
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fmt.Fprintf(tw, "\n")
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}
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return tw.Flush()
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}
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