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nodeprobationlist.go
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/
nodeprobationlist.go
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// Copyright (c) 2020 IoTeX Foundation
// This is an alpha (internal) release and is not suitable for production. This source code is provided 'as is' and no
// warranties are given as to title or non-infringement, merchantability or fitness for purpose and, to the extent
// permitted by law, all liability for your use of the code is disclaimed. This source code is governed by Apache
// License 2.0 that can be found in the LICENSE file.
package node
import (
"fmt"
"github.com/spf13/cobra"
"github.com/iotexproject/iotex-core/ioctl/cmd/bc"
"github.com/iotexproject/iotex-core/ioctl/config"
"github.com/iotexproject/iotex-core/ioctl/output"
)
// Multi-language support
var (
probationlistCmdUses = map[config.Language]string{
config.English: "probationlist [-e epoch-num]",
config.Chinese: "probationlist [-e epoch数]",
}
probationlistCmdShorts = map[config.Language]string{
config.English: "Print probation list at given epoch",
config.Chinese: "",
}
)
// nodeProbationlistCmd represents querying probation list command
var nodeProbationlistCmd = &cobra.Command{
Use: config.TranslateInLang(probationlistCmdUses, config.UILanguage),
Short: config.TranslateInLang(probationlistCmdShorts, config.UILanguage),
Args: cobra.ExactArgs(0),
RunE: func(cmd *cobra.Command, args []string) error {
cmd.SilenceUsage = true
err := probationlist()
return output.PrintError(err)
},
}
type probationListMessage struct {
EpochNumber uint64 `json:"epochnumber"`
IntensityRate uint32 `json:"intensityrate"`
DelegateList []string `json:"delegatelist"`
}
func (m *probationListMessage) String() string {
if output.Format == "" {
message := fmt.Sprintf("EpochNumber : %d, IntensityRate : %d%%\nProbationList : %s",
m.EpochNumber,
m.IntensityRate,
output.JSONString(m.DelegateList),
)
return message
}
return output.FormatString(output.Result, m)
}
func init() {
nodeProbationlistCmd.Flags().Uint64VarP(&epochNum, "epoch-num", "e", 0,
config.TranslateInLang(flagEpochNumUsages, config.UILanguage))
}
func probationlist() error {
if epochNum == 0 {
chainMeta, err := bc.GetChainMeta()
if err != nil {
return output.NewError(0, "failed to get chain meta", err)
}
epochData := chainMeta.GetEpoch()
if epochData == nil {
return output.NewError(0, "ROLLDPOS is not registered", nil)
}
epochNum = epochData.Num
}
response, err := bc.GetEpochMeta(epochNum)
if err != nil {
return output.NewError(0, "failed to get epoch meta", err)
}
probationlist, err := getProbationList(epochNum, response.EpochData.Height)
if err != nil {
return output.NewError(0, "failed to get probation list", err)
}
message := &probationListMessage{
EpochNumber: epochNum,
IntensityRate: probationlist.IntensityRate,
DelegateList: make([]string, 0),
}
for addr := range probationlist.ProbationInfo {
message.DelegateList = append(message.DelegateList, addr)
}
fmt.Println(message.String())
return nil
}