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/*
Copyright (c) 2016 VMware, Inc. All Rights Reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package date
import (
"context"
"flag"
"fmt"
"io"
"strings"
"text/tabwriter"
"time"
"github.com/vmware/govmomi/govc/cli"
"github.com/vmware/govmomi/govc/flags"
"github.com/vmware/govmomi/govc/host/service"
"github.com/vmware/govmomi/vim25/mo"
"github.com/vmware/govmomi/vim25/types"
)
type info struct {
*flags.HostSystemFlag
*flags.OutputFlag
}
func init() {
cli.Register("host.date.info", &info{})
}
func (cmd *info) Register(ctx context.Context, f *flag.FlagSet) {
cmd.HostSystemFlag, ctx = flags.NewHostSystemFlag(ctx)
cmd.HostSystemFlag.Register(ctx, f)
cmd.OutputFlag, ctx = flags.NewOutputFlag(ctx)
cmd.OutputFlag.Register(ctx, f)
}
func (cmd *info) Description() string {
return `Display date and time info for HOST.`
}
func (cmd *info) Process(ctx context.Context) error {
if err := cmd.HostSystemFlag.Process(ctx); err != nil {
return err
}
if err := cmd.OutputFlag.Process(ctx); err != nil {
return err
}
return nil
}
type dateInfo struct {
types.HostDateTimeInfo
Service *types.HostService
Current *time.Time
}
func (info *dateInfo) servers() string {
if len(info.NtpConfig.Server) == 0 {
return "None"
}
return strings.Join(info.NtpConfig.Server, ", ")
}
func (info *dateInfo) Write(w io.Writer) error {
tw := tabwriter.NewWriter(w, 2, 0, 2, ' ', 0)
fmt.Fprintf(tw, "Current date and time:\t%s\n", info.Current.Format(time.UnixDate))
if info.Service != nil {
fmt.Fprintf(tw, "NTP client status:\t%s\n", service.Policy(*info.Service))
fmt.Fprintf(tw, "NTP service status:\t%s\n", service.Status(*info.Service))
}
fmt.Fprintf(tw, "NTP servers:\t%s\n", info.servers())
return tw.Flush()
}
func (cmd *info) Run(ctx context.Context, f *flag.FlagSet) error {
host, err := cmd.HostSystem()
if err != nil {
return err
}
s, err := host.ConfigManager().DateTimeSystem(ctx)
if err != nil {
return err
}
var hs mo.HostDateTimeSystem
if err = s.Properties(ctx, s.Reference(), nil, &hs); err != nil {
return nil
}
ss, err := host.ConfigManager().ServiceSystem(ctx)
if err != nil {
return err
}
services, err := ss.Service(ctx)
if err != nil {
return err
}
res := &dateInfo{HostDateTimeInfo: hs.DateTimeInfo}
for i, service := range services {
if service.Key == "ntpd" {
res.Service = &services[i]
break
}
}
res.Current, err = s.Query(ctx)
if err != nil {
return err
}
return cmd.WriteResult(res)
}
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