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[#995] neofs-adm: implement deposit-notary command

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Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
This commit is contained in:
Evgenii Stratonikov 2021-11-30 14:57:58 +03:00 committed by Alex Vanin
parent fba8890224
commit 40b51b3586
5 changed files with 201 additions and 32 deletions
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18
cmd/neofs-adm/internal/modules/morph/generate.go
View file

@ -156,12 +156,9 @@ func refillGas(cmd *cobra.Command, gasFlag string, createWallet bool) error {
gasStr := viper.GetString(gasFlag)
gasAmount, err := fixedn.Fixed8FromString(gasStr)
gasAmount, err := parseGASAmount(gasStr)
if err != nil {
return fmt.Errorf("invalid GAS amount %s: %w", gasStr, err)
}
if gasAmount <= 0 {
return fmt.Errorf("GAS amount must be positive (got %d)", gasAmount)
return err
}
wCtx, err := newInitializeContext(cmd, viper.GetViper())
@ -184,3 +181,14 @@ func refillGas(cmd *cobra.Command, gasFlag string, createWallet bool) error {
return wCtx.awaitTx()
}
func parseGASAmount(s string) (fixedn.Fixed8, error) {
gasAmount, err := fixedn.Fixed8FromString(s)
if err != nil {
return 0, fmt.Errorf("invalid GAS amount %s: %w", s, err)
}
if gasAmount <= 0 {
return 0, fmt.Errorf("GAS amount must be positive (got %d)", gasAmount)
}
return gasAmount, nil
}

42
cmd/neofs-adm/internal/modules/morph/initialize.go
View file

@ -128,21 +128,9 @@ func newInitializeContext(cmd *cobra.Command, v *viper.Viper) (*initializeContex
}
}
ns, err := c.GetNativeContracts()
nativeHashes, err := getNativeHashes(c)
if err != nil {
return nil, fmt.Errorf("can't get native contract hashes: %w", err)
}
notaryEnabled := false
nativeHashes := make(map[string]util.Uint160, len(ns))
for i := range ns {
if ns[i].Manifest.Name == nativenames.Notary {
notaryEnabled = len(ns[i].UpdateHistory) > 0
}
nativeHashes[ns[i].Manifest.Name] = ns[i].Hash
}
if !notaryEnabled {
return nil, errors.New("notary contract must be enabled")
return nil, err
}
accounts := make([]*wallet.Account, len(wallets))
@ -155,11 +143,7 @@ func newInitializeContext(cmd *cobra.Command, v *viper.Viper) (*initializeContex
}
initCtx := &initializeContext{
clientContext: clientContext{
Client: c,
WaitDuration: time.Second * 30,
PollInterval: time.Second,
},
clientContext: *defaultClientContext(c),
ConsensusAcc: consensusAcc,
CommitteeAcc: committeeAcc,
Wallets: wallets,
@ -284,3 +268,23 @@ func getWalletAccount(w *wallet.Wallet, typ string) (*wallet.Account, error) {
}
return nil, fmt.Errorf("account for '%s' not found", typ)
}
func getNativeHashes(c *client.Client) (map[string]util.Uint160, error) {
ns, err := c.GetNativeContracts()
if err != nil {
return nil, fmt.Errorf("can't get native contract hashes: %w", err)
}
notaryEnabled := false
nativeHashes := make(map[string]util.Uint160, len(ns))
for i := range ns {
if ns[i].Manifest.Name == nativenames.Notary {
notaryEnabled = len(ns[i].UpdateHistory) > 0
}
nativeHashes[ns[i].Manifest.Name] = ns[i].Hash
}
if !notaryEnabled {
return nil, errors.New("notary contract must be enabled")
}
return nativeHashes, nil
}

8
cmd/neofs-adm/internal/modules/morph/n3client.go
View file

@ -35,6 +35,14 @@ func getN3Client(v *viper.Viper) (*client.Client, error) {
return c, nil
}
func defaultClientContext(c *client.Client) *clientContext {
return &clientContext{
Client: c,
WaitDuration: time.Second * 30,
PollInterval: time.Second,
}
}
func (c *clientContext) sendTx(tx *transaction.Transaction, cmd *cobra.Command, await bool) error {
h, err := c.Client.SendRawTransaction(tx)
if err != nil {

131
cmd/neofs-adm/internal/modules/morph/notary.go
View file

@ -1 +1,132 @@
package morph
import (
"fmt"
"strconv"
"github.com/nspcc-dev/neo-go/cli/input"
"github.com/nspcc-dev/neo-go/pkg/core/native/nativenames"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"github.com/nspcc-dev/neo-go/pkg/encoding/address"
"github.com/nspcc-dev/neo-go/pkg/io"
"github.com/nspcc-dev/neo-go/pkg/rpc/client"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/callflag"
"github.com/nspcc-dev/neo-go/pkg/vm/emit"
"github.com/nspcc-dev/neo-go/pkg/wallet"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
// defaultNotaryDepositLifetime is an amount of blocks notary deposit stays valid.
// https://github.com/nspcc-dev/neo-go/blob/master/pkg/core/native/notary.go#L48
const defaultNotaryDepositLifetime = 5760
func depositNotary(cmd *cobra.Command, _ []string) error {
p, err := cmd.Flags().GetString(storageWalletFlag)
if err != nil {
return err
} else if p == "" {
return fmt.Errorf("missing wallet path (use '--%s <out.json>')", storageWalletFlag)
}
w, err := wallet.NewWalletFromFile(p)
if err != nil {
return fmt.Errorf("can't open wallet: %v", err)
}
accHash := w.GetChangeAddress()
if addr, err := cmd.Flags().GetString(walletAccountFlag); err == nil {
accHash, err = address.StringToUint160(addr)
if err != nil {
return fmt.Errorf("invalid address: %s", addr)
}
}
acc := w.GetAccount(accHash)
if acc == nil {
return fmt.Errorf("can't find account for %s", accHash)
}
prompt := fmt.Sprintf("Enter password for %s >", address.Uint160ToString(accHash))
pass, err := input.ReadPassword(prompt)
if err != nil {
return fmt.Errorf("can't get password: %v", err)
}
err = acc.Decrypt(pass, keys.NEP2ScryptParams())
if err != nil {
return fmt.Errorf("can't unlock account: %v", err)
}
gasStr, err := cmd.Flags().GetString(refillGasAmountFlag)
if err != nil {
return err
}
gasAmount, err := parseGASAmount(gasStr)
if err != nil {
return err
}
till := int64(defaultNotaryDepositLifetime)
tillStr, err := cmd.Flags().GetString(notaryDepositTillFlag)
if err != nil {
return err
}
if tillStr != "" {
till, err = strconv.ParseInt(tillStr, 10, 64)
if err != nil || till <= 0 {
return fmt.Errorf("notary deposit lifetime must be a positive integer")
}
}
c, err := getN3Client(viper.GetViper())
if err != nil {
return err
}
nhs, err := getNativeHashes(c)
if err != nil {
return fmt.Errorf("can't get native contract hashes: %w", err)
}
gasHash, ok := nhs[nativenames.Gas]
if !ok {
return fmt.Errorf("can't retrieve %s contract hash", nativenames.Gas)
}
notaryHash, ok := nhs[nativenames.Notary]
if !ok {
return fmt.Errorf("can't retrieve %s contract hash", nativenames.Notary)
}
height, err := c.GetBlockCount()
if err != nil {
return fmt.Errorf("can't get current height: %v", err)
}
bw := io.NewBufBinWriter()
emit.AppCall(bw.BinWriter, gasHash, "transfer", callflag.All,
accHash, notaryHash.BytesBE(), int64(gasAmount), []interface{}{nil, int64(height) + till})
if bw.Err != nil {
return fmt.Errorf("BUG: invalid transfer arguments: %w", bw.Err)
}
tx, err := c.CreateTxFromScript(bw.Bytes(), acc, -1, 0, []client.SignerAccount{{
Signer: transaction.Signer{
Account: acc.Contract.ScriptHash(),
Scopes: transaction.Global,
},
Account: acc,
}})
if err != nil {
return fmt.Errorf("can't create tx: %w", err)
}
err = acc.SignTx(c.GetNetwork(), tx)
if err != nil {
return fmt.Errorf("can't sign tx: %w", err)
}
cc := defaultClientContext(c)
return cc.sendTx(tx, cmd, true)
}

18
cmd/neofs-adm/internal/modules/morph/root.go
View file

@ -33,6 +33,8 @@ const (
containerContractFlag = "container-contract"
containerIDsFlag = "cid"
refillGasAmountFlag = "gas"
walletAccountFlag = "account"
notaryDepositTillFlag = "till"
)
var (
@ -150,6 +152,15 @@ var (
},
RunE: restoreContainers,
}
depositNotaryCmd = &cobra.Command{
Use: "deposit-notary",
Short: "Deposit GAS for notary service.",
PreRun: func(cmd *cobra.Command, _ []string) {
_ = viper.BindPFlag(endpointFlag, cmd.Flags().Lookup(endpointFlag))
},
RunE: depositNotary,
}
)
func init() {
@ -207,4 +218,11 @@ func init() {
refillGasCmd.Flags().String(refillGasAmountFlag, "", "additional amount of GAS to transfer")
RootCmd.AddCommand(cmdSubnet)
RootCmd.AddCommand(depositNotaryCmd)
depositNotaryCmd.Flags().StringP(endpointFlag, "r", "", "N3 RPC node endpoint")
depositNotaryCmd.Flags().String(storageWalletFlag, "", "path to storage node wallet")
depositNotaryCmd.Flags().String(walletAccountFlag, "", "wallet account address")
depositNotaryCmd.Flags().String(refillGasAmountFlag, "", "amount of GAS to deposit")
depositNotaryCmd.Flags().String(notaryDepositTillFlag, "", "notary deposit duration in blocks")
}