/
zone.go
116 lines (108 loc) · 2.81 KB
/
zone.go
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// Copyright 2018 The Chubao Authors.
//
// 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 cmd
import (
"fmt"
"github.com/chubaofs/chubaofs/proto"
sdk "github.com/chubaofs/chubaofs/sdk/master"
"github.com/spf13/cobra"
)
const (
cmdZoneUse = "zone [COMMAND]"
cmdZoneShort = "Manage zone"
)
func newZoneCmd(client *sdk.MasterClient) *cobra.Command {
var cmd = &cobra.Command{
Use: cmdZoneUse,
Short: cmdZoneShort,
Args: cobra.MinimumNArgs(0),
}
cmd.AddCommand(
newZoneListCmd(client),
newZoneInfoCmd(client),
)
return cmd
}
const (
cmdZoneListShort = "List cluster zones"
cmdZoneInfoShort = "Show zone information"
)
func newZoneListCmd(client *sdk.MasterClient) *cobra.Command {
var cmd = &cobra.Command{
Use: CliOpList,
Short: cmdZoneListShort,
Aliases: []string{"ls"},
Run: func(cmd *cobra.Command, args []string) {
var zones []*proto.ZoneView
var err error
defer func() {
if err != nil {
errout("Error: %v", err)
}
}()
if zones, err = client.AdminAPI().ListZones(); err != nil {
return
}
zoneTablePattern := "%-8v %-10v\n"
stdout(zoneTablePattern, "ZONE", "STATUS")
for _, zone := range zones {
stdout(zoneTablePattern, zone.Name, zone.Status)
}
return
},
}
return cmd
}
func newZoneInfoCmd(client *sdk.MasterClient) *cobra.Command {
var cmd = &cobra.Command{
Use: CliOpInfo + " [NAME]",
Short: cmdZoneInfoShort,
Args: cobra.MinimumNArgs(1),
Run: func(cmd *cobra.Command, args []string) {
var topo *proto.TopologyView
var (
err error
zoneName string
zoneView *proto.ZoneView
)
defer func() {
if err != nil {
errout("Error: %v", err)
}
}()
zoneName = args[0]
if topo, err = client.AdminAPI().Topo(); err != nil {
return
}
for _, zone := range topo.Zones {
if zoneName == zone.Name {
zoneView = zone
}
}
if zoneView == nil {
err = fmt.Errorf("Zone[%v] not exists in cluster\n ", zoneName)
return
}
stdout(formatZoneView(zoneView))
return
},
ValidArgsFunction: func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
if len(args) != 0 {
return nil, cobra.ShellCompDirectiveNoFileComp
}
return validZones(client, toComplete), cobra.ShellCompDirectiveNoFileComp
},
}
return cmd
}