101 lines
2.9 KiB
Go
101 lines
2.9 KiB
Go
package genutil
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import (
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"encoding/json"
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"fmt"
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"path/filepath"
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"time"
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"github.com/cosmos/go-bip39"
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cfg "github.com/tendermint/tendermint/config"
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tmed25519 "github.com/tendermint/tendermint/crypto/ed25519"
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tmos "github.com/tendermint/tendermint/libs/os"
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"github.com/tendermint/tendermint/p2p"
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"github.com/tendermint/tendermint/privval"
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tmtypes "github.com/tendermint/tendermint/types"
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cryptocodec "github.com/cosmos/cosmos-sdk/crypto/codec"
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cryptotypes "github.com/cosmos/cosmos-sdk/crypto/types"
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)
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// ExportGenesisFile creates and writes the genesis configuration to disk. An
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// error is returned if building or writing the configuration to file fails.
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func ExportGenesisFile(genDoc *tmtypes.GenesisDoc, genFile string) error {
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if err := genDoc.ValidateAndComplete(); err != nil {
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return err
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}
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return genDoc.SaveAs(genFile)
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}
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// ExportGenesisFileWithTime creates and writes the genesis configuration to disk.
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// An error is returned if building or writing the configuration to file fails.
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func ExportGenesisFileWithTime(
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genFile, chainID string, validators []tmtypes.GenesisValidator,
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appState json.RawMessage, genTime time.Time,
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) error {
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genDoc := tmtypes.GenesisDoc{
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GenesisTime: genTime,
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ChainID: chainID,
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Validators: validators,
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AppState: appState,
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}
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if err := genDoc.ValidateAndComplete(); err != nil {
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return err
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}
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return genDoc.SaveAs(genFile)
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}
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// InitializeNodeValidatorFiles creates private validator and p2p configuration files.
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func InitializeNodeValidatorFiles(config *cfg.Config) (nodeID string, valPubKey cryptotypes.PubKey, err error) {
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return InitializeNodeValidatorFilesFromMnemonic(config, "")
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}
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// InitializeNodeValidatorFiles creates private validator and p2p configuration files using the given mnemonic.
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// If no valid mnemonic is given, a random one will be used instead.
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func InitializeNodeValidatorFilesFromMnemonic(config *cfg.Config, mnemonic string) (nodeID string, valPubKey cryptotypes.PubKey, err error) {
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if len(mnemonic) > 0 && !bip39.IsMnemonicValid(mnemonic) {
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return "", nil, fmt.Errorf("invalid mnemonic")
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}
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nodeKey, err := p2p.LoadOrGenNodeKey(config.NodeKeyFile())
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if err != nil {
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return "", nil, err
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}
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nodeID = string(nodeKey.ID())
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pvKeyFile := config.PrivValidatorKeyFile()
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if err := tmos.EnsureDir(filepath.Dir(pvKeyFile), 0777); err != nil {
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return "", nil, err
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}
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pvStateFile := config.PrivValidatorStateFile()
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if err := tmos.EnsureDir(filepath.Dir(pvStateFile), 0777); err != nil {
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return "", nil, err
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}
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var filePV *privval.FilePV
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if len(mnemonic) == 0 {
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filePV = privval.LoadOrGenFilePV(pvKeyFile, pvStateFile)
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} else {
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privKey := tmed25519.GenPrivKeyFromSecret([]byte(mnemonic))
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filePV = privval.NewFilePV(privKey, pvKeyFile, pvStateFile)
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}
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tmValPubKey, err := filePV.GetPubKey()
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if err != nil {
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return "", nil, err
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}
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valPubKey, err = cryptocodec.FromTmPubKeyInterface(tmValPubKey)
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if err != nil {
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return "", nil, err
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}
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return nodeID, valPubKey, nil
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}
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