127 lines
2.7 KiB
Go
127 lines
2.7 KiB
Go
/*
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Copyright (c) 2017 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 guest
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import (
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"bytes"
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"context"
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"flag"
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"time"
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"github.com/vmware/govmomi/govc/cli"
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"github.com/vmware/govmomi/vim25/soap"
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"github.com/vmware/govmomi/vim25/types"
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)
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type touch struct {
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*GuestFlag
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nocreate bool
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atime bool
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date string
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}
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func init() {
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cli.Register("guest.touch", &touch{})
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}
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func (cmd *touch) Register(ctx context.Context, f *flag.FlagSet) {
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cmd.GuestFlag, ctx = newGuestFlag(ctx)
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cmd.GuestFlag.Register(ctx, f)
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f.BoolVar(&cmd.atime, "a", false, "Change only the access time")
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f.BoolVar(&cmd.nocreate, "c", false, "Do not create any files")
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f.StringVar(&cmd.date, "d", "", "Use DATE instead of current time")
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}
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func (cmd *touch) Process(ctx context.Context) error {
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if err := cmd.GuestFlag.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 *touch) Usage() string {
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return "FILE"
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}
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func (cmd *touch) Description() string {
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return `Change FILE times on VM.
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Examples:
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govc guest.touch -vm $name /var/log/foo.log
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govc guest.touch -vm $name -d "$(date -d '1 day ago')" /var/log/foo.log`
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}
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func (cmd *touch) Run(ctx context.Context, f *flag.FlagSet) error {
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if f.NArg() != 1 {
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return flag.ErrHelp
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}
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m, err := cmd.FileManager()
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if err != nil {
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return err
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}
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name := f.Arg(0)
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var attr types.GuestFileAttributes
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now := time.Now()
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if cmd.date != "" {
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now, err = time.Parse(time.UnixDate, cmd.date)
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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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if cmd.atime {
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attr.AccessTime = &now
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} else {
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attr.ModificationTime = &now
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}
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err = m.ChangeFileAttributes(ctx, cmd.Auth(), name, &attr)
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if err != nil && !cmd.nocreate && soap.IsSoapFault(err) {
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fault := soap.ToSoapFault(err)
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if _, ok := fault.VimFault().(types.FileNotFound); ok {
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// create a new empty file
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url, cerr := m.InitiateFileTransferToGuest(ctx, cmd.Auth(), name, &attr, 0, false)
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if cerr != nil {
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return cerr
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}
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u, cerr := cmd.ParseURL(url)
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if cerr != nil {
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return cerr
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}
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c, cerr := cmd.Client()
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if cerr != nil {
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return cerr
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}
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err = c.Client.Upload(new(bytes.Buffer), u, &soap.DefaultUpload)
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if err == nil && cmd.date != "" {
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err = m.ChangeFileAttributes(ctx, cmd.Auth(), name, &attr)
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}
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}
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}
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return err
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}
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