cli: fix reset commands #8270

Some applications use the command-line implementations directly,
rather than through the root command. Because the implentations
obtained config from an unexported global, this would not work.

Instead, have each command that needs the config parse it where
needed.

cmd/tendermint/commands/reset.go

@@ -25,12 +25,17 @@ var keepAddrBook bool
 
 // ResetStateCmd removes the database of the specified Tendermint core instance.
 var ResetStateCmd = &cobra.Command{
-	Use:   "reset-state",
-	Short: "Remove all the data and WAL",
-	RunE: func(cmd *cobra.Command, args []string) error {
+	Use:    "reset-state",
+	Short:  "Remove all the data and WAL",
+	PreRun: deprecateSnakeCase,
+	RunE: func(cmd *cobra.Command, args []string) (err error) {
+		config, err = ParseConfig()
+		if err != nil {
+			return err
+		}
+
 		return resetState(config.DBDir(), logger)
 	},
-	PreRun: deprecateSnakeCase,
 }
 
 func init() {
@@ -42,21 +47,37 @@ var ResetPrivValidatorCmd = &cobra.Command{
 	Use:     "unsafe-reset-priv-validator",
 	Aliases: []string{"unsafe_reset_priv_validator"},
 	Short:   "(unsafe) Reset this node's validator to genesis state",
-	Run:     resetPrivValidator,
 	PreRun:  deprecateSnakeCase,
+	RunE:    resetPrivValidator,
 }
 
 // XXX: this is totally unsafe.
 // it's only suitable for testnets.
-func resetAllCmd(cmd *cobra.Command, args []string) error {
-	return resetAll(config.DBDir(), config.P2P.AddrBookFile(), config.PrivValidatorKeyFile(),
-		config.PrivValidatorStateFile(), logger)
+func resetAllCmd(cmd *cobra.Command, args []string) (err error) {
+	config, err = ParseConfig()
+	if err != nil {
+		return err
+	}
+
+	return resetAll(
+		config.DBDir(),
+		config.P2P.AddrBookFile(),
+		config.PrivValidatorKeyFile(),
+		config.PrivValidatorStateFile(),
+		logger,
+	)
 }
 
 // XXX: this is totally unsafe.
 // it's only suitable for testnets.
-func resetPrivValidator(cmd *cobra.Command, args []string) {
+func resetPrivValidator(cmd *cobra.Command, args []string) (err error) {
+	config, err = ParseConfig()
+	if err != nil {
+		return err
+	}
+
 	resetFilePV(config.PrivValidatorKeyFile(), config.PrivValidatorStateFile(), logger)
+	return nil
 }
 
 // resetAll removes address book files plus all data, and resets the privValdiator data.
@@ -66,6 +87,7 @@ func resetAll(dbDir, addrBookFile, privValKeyFile, privValStateFile string, logg
 	} else {
 		removeAddrBook(addrBookFile, logger)
 	}
+
 	if err := os.RemoveAll(dbDir); err == nil {
 		logger.Info("Removed all blockchain history", "dir", dbDir)
 	} else {
@@ -139,13 +161,19 @@ func resetFilePV(privValKeyFile, privValStateFile string, logger log.Logger) {
 	if _, err := os.Stat(privValKeyFile); err == nil {
 		pv := privval.LoadFilePVEmptyState(privValKeyFile, privValStateFile)
 		pv.Reset()
-		logger.Info("Reset private validator file to genesis state", "keyFile", privValKeyFile,
-			"stateFile", privValStateFile)
+		logger.Info(
+			"Reset private validator file to genesis state",
+			"keyFile", privValKeyFile,
+			"stateFile", privValStateFile,
+		)
 	} else {
 		pv := privval.GenFilePV(privValKeyFile, privValStateFile)
 		pv.Save()
-		logger.Info("Generated private validator file", "keyFile", privValKeyFile,
-			"stateFile", privValStateFile)
+		logger.Info(
+			"Generated private validator file",
+			"keyFile", privValKeyFile,
+			"stateFile", privValStateFile,
+		)
 	}
 }
 

privval/file.go

@@ -63,11 +63,10 @@ func (pvKey FilePVKey) Save() {
 	if err != nil {
 		panic(err)
 	}
-	err = tempfile.WriteFileAtomic(outFile, jsonBytes, 0600)
-	if err != nil {
+
+	if err := tempfile.WriteFileAtomic(outFile, jsonBytes, 0600); err != nil {
 		panic(err)
 	}
-
 }
 
 //-------------------------------------------------------------------------------