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88 lines
2.8 KiB
88 lines
2.8 KiB
package commands
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import (
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"os"
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"github.com/spf13/cobra"
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"github.com/tendermint/tendermint/libs/log"
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tmos "github.com/tendermint/tendermint/libs/os"
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"github.com/tendermint/tendermint/privval"
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"github.com/tendermint/tendermint/types"
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)
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// ResetAllCmd removes the database of this Tendermint core
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// instance.
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var ResetAllCmd = &cobra.Command{
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Use: "unsafe-reset-all",
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Short: "(unsafe) Remove all the data and WAL, reset this node's validator to genesis state",
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RunE: resetAll,
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}
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var keepAddrBook bool
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func init() {
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ResetAllCmd.Flags().BoolVar(&keepAddrBook, "keep-addr-book", false, "keep the address book intact")
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ResetPrivValidatorCmd.Flags().StringVar(&keyType, "key", types.ABCIPubKeyTypeEd25519,
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"Key type to generate privval file with. Options: ed25519, secp256k1")
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}
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// ResetPrivValidatorCmd resets the private validator files.
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var ResetPrivValidatorCmd = &cobra.Command{
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Use: "unsafe-reset-priv-validator",
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Short: "(unsafe) Reset this node's validator to genesis state",
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RunE: resetPrivValidator,
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}
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// XXX: this is totally unsafe.
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// it's only suitable for testnets.
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func resetAll(cmd *cobra.Command, args []string) error {
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return ResetAll(config.DBDir(), config.PrivValidator.KeyFile(),
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config.PrivValidator.StateFile(), logger)
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}
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// XXX: this is totally unsafe.
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// it's only suitable for testnets.
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func resetPrivValidator(cmd *cobra.Command, args []string) error {
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return resetFilePV(config.PrivValidator.KeyFile(), config.PrivValidator.StateFile(), logger)
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}
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// ResetAll removes address book files plus all data, and resets the privValdiator data.
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// Exported so other CLI tools can use it.
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func ResetAll(dbDir, privValKeyFile, privValStateFile string, logger log.Logger) error {
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if err := os.RemoveAll(dbDir); err == nil {
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logger.Info("Removed all blockchain history", "dir", dbDir)
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} else {
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logger.Error("Error removing all blockchain history", "dir", dbDir, "err", err)
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}
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// recreate the dbDir since the privVal state needs to live there
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if err := tmos.EnsureDir(dbDir, 0700); err != nil {
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logger.Error("unable to recreate dbDir", "err", err)
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}
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return resetFilePV(privValKeyFile, privValStateFile, logger)
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}
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func resetFilePV(privValKeyFile, privValStateFile string, logger log.Logger) error {
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if _, err := os.Stat(privValKeyFile); err == nil {
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pv, err := privval.LoadFilePVEmptyState(privValKeyFile, privValStateFile)
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if err != nil {
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return err
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}
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if err := pv.Reset(); err != nil {
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return err
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}
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logger.Info("Reset private validator file to genesis state", "keyFile", privValKeyFile,
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"stateFile", privValStateFile)
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} else {
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pv, err := privval.GenFilePV(privValKeyFile, privValStateFile, keyType)
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if err != nil {
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return err
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}
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if err := pv.Save(); err != nil {
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return err
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}
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logger.Info("Generated private validator file", "keyFile", privValKeyFile,
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"stateFile", privValStateFile)
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}
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return nil
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}
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