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init.go
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init.go
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package cmd
import (
"bufio"
"encoding/json"
"fmt"
"os"
"path/filepath"
"strings"
"time"
"github.com/cosmos/go-bip39"
"github.com/pkg/errors"
"github.com/spf13/cobra"
tmcfg "github.com/tendermint/tendermint/config"
"github.com/tendermint/tendermint/libs/cli"
tmos "github.com/tendermint/tendermint/libs/os"
tmrand "github.com/tendermint/tendermint/libs/rand"
"github.com/tendermint/tendermint/types"
"github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/client/flags"
"github.com/cosmos/cosmos-sdk/client/input"
"github.com/cosmos/cosmos-sdk/server"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/module"
"github.com/cosmos/cosmos-sdk/x/genutil"
"github.com/osmosis-labs/osmosis/v20/app"
)
const (
// FlagOverwrite defines a flag to overwrite an existing genesis JSON file.
FlagOverwrite = "overwrite"
// FlagSeed defines a flag to initialize the private validator key from a specific seed.
FlagRecover = "recover"
// FlagSetEnv defines a flag to create environment file & save current home directory into it.
FlagSetEnv = "set-env"
)
type printInfo struct {
Moniker string `json:"moniker" yaml:"moniker"`
ChainID string `json:"chain_id" yaml:"chain_id"`
NodeID string `json:"node_id" yaml:"node_id"`
GenTxsDir string `json:"gentxs_dir" yaml:"gentxs_dir"`
AppMessage json.RawMessage `json:"app_message" yaml:"app_message"`
}
// newPrintInfo initializes a printInfo struct.
func newPrintInfo(moniker, chainID, nodeID, genTxsDir string, appMessage json.RawMessage) printInfo {
return printInfo{
Moniker: moniker,
ChainID: chainID,
NodeID: nodeID,
GenTxsDir: genTxsDir,
AppMessage: appMessage,
}
}
// displayInfo displays printInfo in JSON format.
func displayInfo(info printInfo) error {
out, err := json.MarshalIndent(info, "", " ")
if err != nil {
return err
}
_, err = fmt.Fprintf(os.Stderr, "%s\n", string(sdk.MustSortJSON(out)))
return err
}
// InitCmd returns a command that initializes all files needed for Tendermint
// and the respective application.
func InitCmd(mbm module.BasicManager, defaultNodeHome string) *cobra.Command {
cmd := &cobra.Command{
Use: "init [moniker]",
Short: "Initialize private validator, p2p, genesis, and application configuration files",
Long: `Initialize validators's and node's configuration files.`,
Args: cobra.ExactArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
clientCtx := client.GetClientContextFromCmd(cmd)
cdc := clientCtx.Codec
serverCtx := server.GetServerContextFromCmd(cmd)
config := serverCtx.Config
// An easy way to run a lightweight seed node is to use tenderseed: github.com/binaryholdings/tenderseed
seeds := []string{
"21d7539792ee2e0d650b199bf742c56ae0cf499e@162.55.132.230:2000", // Notional
"44ff091135ef2c69421eacfa136860472ac26e60@65.21.141.212:2000", // Notional
"ec4d3571bf709ab78df61716e47b5ac03d077a1a@65.108.43.26:2000", // Notional
"4cb8e1e089bdf44741b32638591944dc15b7cce3@65.108.73.18:2000", // Notional
"f515a8599b40f0e84dfad935ba414674ab11a668@osmosis.blockpane.com:26656", // [ block pane ]
"6bcdbcfd5d2c6ba58460f10dbcfde58278212833@osmosis.artifact-staking.io:26656", // Artifact Staking
"24841abfc8fbd401d8c86747eec375649a2e8a7e@osmosis.pbcups.org:26656", // Pbcups
"77bb5fb9b6964d6e861e91c1d55cf82b67d838b5@bd-osmosis-seed-mainnet-us-01.bdnodes.net:26656", // Blockdaemon US
"3243426ab56b67f794fa60a79cc7f11bc7aa752d@bd-osmosis-seed-mainnet-eu-02.bdnodes.net:26656", // Blockdaemon EU
"ebc272824924ea1a27ea3183dd0b9ba713494f83@osmosis-mainnet-seed.autostake.com:26716", // AutoStake.com
"7c66126b64cd66bafd9ccfc721f068df451d31a3@osmosis-seed.sunshinevalidation.io:9393", // Sunshine Validation
}
config.P2P.Seeds = strings.Join(seeds, ",")
config.P2P.MaxNumInboundPeers = 80
config.P2P.MaxNumOutboundPeers = 60
config.Mempool.Size = 10000
config.StateSync.TrustPeriod = 112 * time.Hour
config.FastSync.Version = "v0"
config.SetRoot(clientCtx.HomeDir)
chainID, _ := cmd.Flags().GetString(flags.FlagChainID)
if chainID == "" {
chainID = fmt.Sprintf("test-chain-%v", tmrand.Str(6))
}
// Get bip39 mnemonic
var mnemonic string
recover, _ := cmd.Flags().GetBool(FlagRecover)
if recover {
inBuf := bufio.NewReader(cmd.InOrStdin())
mnemonic, err := input.GetString("Enter your bip39 mnemonic", inBuf)
if err != nil {
return err
}
if !bip39.IsMnemonicValid(mnemonic) {
return errors.New("invalid mnemonic")
}
}
nodeID, _, err := genutil.InitializeNodeValidatorFilesFromMnemonic(config, mnemonic)
if err != nil {
return err
}
config.Moniker = args[0]
genFile := config.GenesisFile()
overwrite, _ := cmd.Flags().GetBool(FlagOverwrite)
if !overwrite && tmos.FileExists(genFile) {
return fmt.Errorf("genesis.json file already exists: %v", genFile)
}
appState, err := json.MarshalIndent(mbm.DefaultGenesis(cdc), "", " ")
if err != nil {
return errors.Wrap(err, "Failed to marshall default genesis state")
}
genDoc := &types.GenesisDoc{}
if _, err := os.Stat(genFile); err != nil {
if !os.IsNotExist(err) {
return err
}
} else {
genDoc, err = types.GenesisDocFromFile(genFile)
if err != nil {
return errors.Wrap(err, "Failed to read genesis doc from file")
}
}
genDoc.ChainID = chainID
genDoc.Validators = nil
genDoc.AppState = appState
if err = genutil.ExportGenesisFile(genDoc, genFile); err != nil {
return errors.Wrap(err, "Failed to export genesis file")
}
toPrint := newPrintInfo(config.Moniker, chainID, nodeID, "", appState)
tmcfg.WriteConfigFile(filepath.Join(config.RootDir, "config", "config.toml"), config)
err = writeConfigToFile(filepath.Join(config.RootDir, "config", "client.toml"), nil)
if err != nil {
return errors.Wrap(err, "Failed to write client.toml file")
}
createEnv, _ := cmd.Flags().GetBool(FlagSetEnv)
if createEnv {
err = CreateEnvFile(cmd)
if err != nil {
return errors.Wrapf(err, "Failed to create environment file")
}
}
return displayInfo(toPrint)
},
}
cmd.Flags().String(cli.HomeFlag, defaultNodeHome, "node's home directory")
cmd.Flags().BoolP(FlagOverwrite, "o", false, "overwrite the genesis.json file")
cmd.Flags().Bool(FlagRecover, false, "provide seed phrase to recover existing key instead of creating")
cmd.Flags().String(flags.FlagChainID, "", "genesis file chain-id, if left blank will be randomly created")
cmd.Flags().Bool(FlagSetEnv, false, "set and save current directory as home directory")
return cmd
}
func CreateEnvFile(cmd *cobra.Command) error {
// Check if .env file was created in /.osmosisd
envPath := filepath.Join(app.DefaultNodeHome, ".env")
if _, err := os.Stat(envPath); err != nil {
// If not exist, we create a new .env file with node dir passed
if os.IsNotExist(err) {
// Create ./osmosisd if not exist
if _, err = os.Stat(app.DefaultNodeHome); err != nil {
if os.IsNotExist(err) {
err = os.MkdirAll(app.DefaultNodeHome, 0777)
if err != nil {
return err
}
}
}
// Create environment file
envFile, err := os.Create(envPath)
if err != nil {
return err
}
// In case the user wants to init in a specific dir, save it to .env
nodeHome, err := cmd.Flags().GetString(cli.HomeFlag)
if err != nil {
fmt.Println("using mainnet environment")
nodeHome = EnvMainnet
}
_, err = envFile.WriteString(fmt.Sprintf("OSMOSISD_ENVIRONMENT=%s", nodeHome))
if err != nil {
return err
}
}
}
return nil
}