frostfs-node/cmd/neofs-adm/internal/modules/morph/generate.go

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package morph
import (
"fmt"
"path"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"github.com/nspcc-dev/neo-go/pkg/smartcontract"
"github.com/nspcc-dev/neo-go/pkg/wallet"
"github.com/nspcc-dev/neofs-node/cmd/neofs-adm/internal/modules/config"
"github.com/nspcc-dev/neofs-node/pkg/innerring"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
func generateAlphabetCreds(cmd *cobra.Command, args []string) error {
// alphabet size is not part of the config
size, err := cmd.Flags().GetUint(alphabetSizeFlag)
if err != nil {
return err
}
pwds := make([]string, size)
for i := 0; i < int(size); i++ {
pwds[i], err = config.AlphabetPassword(viper.GetViper(), i)
if err != nil {
return err
}
}
walletDir := viper.GetString(alphabetWalletsFlag)
if err := initializeWallets(walletDir, pwds); err != nil {
return err
}
cmd.Println("size:", size)
cmd.Println("alphabet-wallets:", walletDir)
for i := range pwds {
cmd.Printf("wallet[%d]: %s\n", i, pwds[i])
}
return nil
}
func initializeWallets(walletDir string, passwords []string) error {
size := len(passwords)
wallets := make([]*wallet.Wallet, size)
pubs := make(keys.PublicKeys, size)
for i := range wallets {
p := path.Join(walletDir, innerring.GlagoliticLetter(i).String()+".json")
// TODO(@fyrchik): file is created with 0666 permissions, consider changing.
w, err := wallet.NewWallet(p)
if err != nil {
return fmt.Errorf("can't create wallet: %w", err)
}
if err := w.CreateAccount("single", passwords[i]); err != nil {
return fmt.Errorf("can't create account: %w", err)
}
wallets[i] = w
pubs[i] = w.Accounts[0].PrivateKey().PublicKey()
}
// Create committee account with N/2+1 multi-signature.
majCount := smartcontract.GetMajorityHonestNodeCount(size)
for i, w := range wallets {
if err := addMultisigAccount(w, majCount, passwords[i], pubs); err != nil {
return fmt.Errorf("can't create committee account: %w", err)
}
}
// Create consensus account with 2*N/3+1 multi-signature.
bftCount := smartcontract.GetDefaultHonestNodeCount(size)
for i, w := range wallets {
if err := addMultisigAccount(w, bftCount, passwords[i], pubs); err != nil {
return fmt.Errorf("can't create consensus account: %w", err)
}
}
for _, w := range wallets {
if err := w.Save(); err != nil {
return fmt.Errorf("can't save wallet: %w", err)
}
w.Close()
}
return nil
}
func addMultisigAccount(w *wallet.Wallet, m int, password string, pubs keys.PublicKeys) error {
acc := wallet.NewAccountFromPrivateKey(w.Accounts[0].PrivateKey())
if err := acc.ConvertMultisig(m, pubs); err != nil {
return err
}
if err := acc.Encrypt(password, keys.NEP2ScryptParams()); err != nil {
return err
}
w.AddAccount(acc)
return nil
}
func generateStorageCreds(cmd *cobra.Command, args []string) error {
// storage wallet path is not part of the config
storageWalletPath, err := cmd.Flags().GetString(storageWalletFlag)
if err != nil {
return err
}
cmd.Println("endpoint:", viper.GetString(endpointFlag))
cmd.Println("alphabet-wallets:", viper.GetString(alphabetWalletsFlag))
cmd.Println("storage-wallet:", storageWalletPath)
return nil
}