fix moniker in config

This commit is contained in:
rhuairahrighairigh 2018-10-03 13:11:13 -04:00
parent 48bf690281
commit b73c2567fa

View File

@ -5,9 +5,12 @@ package main
import (
"encoding/json"
"fmt"
"io"
"io/ioutil"
"os"
"path/filepath"
"regexp"
"github.com/cosmos/cosmos-sdk/baseapp"
@ -69,12 +72,14 @@ func exportAppStateAndTMValidators(logger log.Logger, db dbm.DB, traceStore io.W
}
func initTestnetCmd() *cobra.Command {
flagChainID := "chain-id"
flagChainID := server.FlagChainID
flagName := server.FlagName
cmd := &cobra.Command{
Use: "init-testnet-helper",
Use: "init-testnet",
Short: "Setup genesis and config to join testnet.",
Long: "Copy the genesis.json and config.toml files from the testnets folder into the default config directories.",
Long: "Copy the genesis.json and config.toml files from the testnets folder into the default config directories. Also set the validator moniker.",
RunE: func(cmd *cobra.Command, args []string) error {
// This only works with default config locations
testnetVersion := viper.GetString(flagChainID)
genesisFileName := "genesis.json"
configFileName := "config.toml"
@ -94,19 +99,43 @@ func initTestnetCmd() *cobra.Command {
}
// Copy config file from testnet folder to config directories
// Custom config file specifies seeds and altered ports
// Also add back validator moniker to config file
config := filepath.Join(testnetsPath, testnetVersion, configFileName)
monikerPattern, err := &regexp.Compile("name = \"[^\n]*\"") // anything that's not a new line
if err != nil {
return err
}
monikerReplaceString := fmt.Sprintf("name = \"%v\"", viper.GetString(flagName))
err = copyFile(config, filepath.Join(app.DefaultNodeHome, configPath, configFileName))
if err != nil {
return err
}
err = replaceStringInFile(
filepath.Join(app.DefaultNodeHome, configPath, configFileName),
monikerPattern,
monikerReplaceString)
if err != nil {
return err
}
err = copyFile(config, filepath.Join(app.DefaultCLIHome, configPath, configFileName))
if err != nil {
return err
}
err = replaceStringInFile(
filepath.Join(app.DefaultCLIHome, configPath, configFileName),
monikerPattern,
monikerReplaceString)
if err != nil {
return err
}
return nil
},
}
cmd.Flags().String(flagChainID, "", "testnet chain-id, cannot be left blank")
cmd.Flags().String(flagChainID, "", "testnet chain-id, required")
cmd.Flags().String(flagName, "", "validator moniker, required")
return cmd
}
@ -143,3 +172,28 @@ func copyFile(src string, dst string) error {
err = out.Sync()
return err
}
// replaceStringInFile finds strings matching a regexp in a file and replaces them with a new string, before saving file.
func replaceStringInFile(filePath string, re *regexp.Regexp, replace string) error {
// get permissions of file
fileInfo, err := os.Stat(filePath)
if err != nil {
return err
}
// read in file contents
in, err := ioutil.ReadFile(filePath)
if err != nil {
return err
}
// replace string
newContents := re.ReplaceAll(in, []byte(replace))
// write file
err = ioutil.WriteFile(filePath, newContents, fileInfo.Mode())
if err != nil {
return err
}
return nil
}