frostfs-node/cmd/neofs-adm/internal/modules/morph/initialize.go
Evgenii Stratonikov b416285eb0 [#749] neofs-adm: include neofs contracts in a group
Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
2022-02-04 11:49:55 +03:00

309 lines
7.9 KiB
Go

package morph
import (
"errors"
"fmt"
"io/ioutil"
"path/filepath"
"strings"
"time"
"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/rpc/client"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
"github.com/nspcc-dev/neo-go/pkg/util"
"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"
)
type initializeContext struct {
clientContext
// CommitteeAcc is used for retrieving committee address and verification script.
CommitteeAcc *wallet.Account
// ConsensusAcc is used for retrieving committee address and verification script.
ConsensusAcc *wallet.Account
Wallets []*wallet.Wallet
// ContractWallet is a wallet for providing contract group signature.
ContractWallet *wallet.Wallet
// Accounts contains simple signature accounts in the same order as in Wallets.
Accounts []*wallet.Account
Contracts map[string]*contractState
Command *cobra.Command
ContractPath string
Natives map[string]util.Uint160
}
func initializeSideChainCmd(cmd *cobra.Command, args []string) error {
initCtx, err := newInitializeContext(cmd, viper.GetViper())
if err != nil {
return fmt.Errorf("initialization error: %w", err)
}
// 1. Transfer funds to committee accounts.
cmd.Println("Stage 1: transfer GAS to alphabet nodes.")
if err := initCtx.transferFunds(); err != nil {
return err
}
cmd.Println("Stage 2: set notary and alphabet nodes in designate contract.")
if err := initCtx.setNotaryAndAlphabetNodes(); err != nil {
return err
}
// 3. Deploy NNS contract.
cmd.Println("Stage 3: deploy NNS contract.")
if err := initCtx.deployNNS(deployMethodName); err != nil {
return err
}
// 4. Deploy NeoFS contracts.
cmd.Println("Stage 4: deploy NeoFS contracts.")
if err := initCtx.deployContracts(); err != nil {
return err
}
cmd.Println("Stage 4.1: Transfer GAS to proxy contract.")
if err := initCtx.transferGASToProxy(); err != nil {
return err
}
cmd.Println("Stage 5: register candidates.")
if err := initCtx.registerCandidates(); err != nil {
return err
}
cmd.Println("Stage 6: transfer NEO to alphabet contracts.")
if err := initCtx.transferNEOToAlphabetContracts(); err != nil {
return err
}
cmd.Println("Stage 7: set addresses in NNS.")
if err := initCtx.setNNS(); err != nil {
return err
}
return nil
}
func newInitializeContext(cmd *cobra.Command, v *viper.Viper) (*initializeContext, error) {
walletDir := config.ResolveHomePath(viper.GetString(alphabetWalletsFlag))
wallets, err := openAlphabetWallets(walletDir)
if err != nil {
return nil, err
}
w, err := openContractWallet(walletDir)
if err != nil {
return nil, err
}
c, err := getN3Client(v)
if err != nil {
return nil, fmt.Errorf("can't create N3 client: %w", err)
}
committeeAcc, err := getWalletAccount(wallets[0], committeeAccountName)
if err != nil {
return nil, fmt.Errorf("can't find committee account: %w", err)
}
consensusAcc, err := getWalletAccount(wallets[0], consensusAccountName)
if err != nil {
return nil, fmt.Errorf("can't find consensus account: %w", err)
}
var ctrPath string
if cmd.Name() == "init" {
if viper.GetInt64(epochDurationInitFlag) <= 0 {
return nil, fmt.Errorf("epoch duration must be positive")
}
if viper.GetInt64(maxObjectSizeInitFlag) <= 0 {
return nil, fmt.Errorf("max object size must be positive")
}
}
needContracts := cmd.Name() == "update-contracts" || cmd.Name() == "init"
if needContracts {
ctrPath, err = cmd.Flags().GetString(contractsInitFlag)
if err != nil {
return nil, fmt.Errorf("invalid contracts path: %w", err)
}
}
nativeHashes, err := getNativeHashes(c)
if err != nil {
return nil, err
}
accounts := make([]*wallet.Account, len(wallets))
for i, w := range wallets {
acc, err := getWalletAccount(w, singleAccountName)
if err != nil {
return nil, fmt.Errorf("wallet %s is invalid (no single account): %w", w.Path(), err)
}
accounts[i] = acc
}
initCtx := &initializeContext{
clientContext: *defaultClientContext(c),
ConsensusAcc: consensusAcc,
CommitteeAcc: committeeAcc,
ContractWallet: w,
Wallets: wallets,
Accounts: accounts,
Command: cmd,
Contracts: make(map[string]*contractState),
ContractPath: ctrPath,
Natives: nativeHashes,
}
if needContracts {
err := initCtx.readContracts(fullContractList)
if err != nil {
return nil, err
}
}
return initCtx, nil
}
func (c *initializeContext) nativeHash(name string) util.Uint160 {
return c.Natives[name]
}
func openAlphabetWallets(walletDir string) ([]*wallet.Wallet, error) {
walletFiles, err := ioutil.ReadDir(walletDir)
if err != nil {
return nil, fmt.Errorf("can't read alphabet wallets dir: %w", err)
}
var size int
loop:
for i := range walletFiles {
for j := 0; j < len(walletFiles); j++ {
letter := innerring.GlagoliticLetter(j).String()
if strings.HasPrefix(walletFiles[i].Name(), letter) {
size++
continue loop
}
}
}
if size == 0 {
return nil, errors.New("alphabet wallets dir is empty (run `generate-alphabet` command first)")
}
wallets := make([]*wallet.Wallet, size)
for i := 0; i < size; i++ {
p := filepath.Join(walletDir, innerring.GlagoliticLetter(i).String()+".json")
w, err := wallet.NewWalletFromFile(p)
if err != nil {
return nil, fmt.Errorf("can't open wallet: %w", err)
}
password, err := config.AlphabetPassword(viper.GetViper(), i)
if err != nil {
return nil, fmt.Errorf("can't fetch password: %w", err)
}
for i := range w.Accounts {
if err := w.Accounts[i].Decrypt(password, keys.NEP2ScryptParams()); err != nil {
return nil, fmt.Errorf("can't unlock wallet: %w", err)
}
}
wallets[i] = w
}
return wallets, nil
}
func (c *initializeContext) awaitTx() error {
return c.clientContext.awaitTx(c.Command)
}
func (c *clientContext) awaitTx(cmd *cobra.Command) error {
if len(c.Hashes) == 0 {
return nil
}
cmd.Println("Waiting for transactions to persist...")
tick := time.NewTicker(c.PollInterval)
defer tick.Stop()
timer := time.NewTimer(c.WaitDuration)
defer timer.Stop()
at := trigger.Application
loop:
for i := range c.Hashes {
_, err := c.Client.GetApplicationLog(c.Hashes[i], &at)
if err == nil {
continue loop
}
for {
select {
case <-tick.C:
_, err := c.Client.GetApplicationLog(c.Hashes[i], &at)
if err == nil {
continue loop
}
case <-timer.C:
return errors.New("timeout while waiting for transaction to persist")
}
}
}
return nil
}
func (c *initializeContext) sendCommitteeTx(script []byte, sysFee int64) error {
tx, err := c.Client.CreateTxFromScript(script, c.CommitteeAcc, sysFee, 0, []client.SignerAccount{{
Signer: transaction.Signer{
Account: c.CommitteeAcc.Contract.ScriptHash(),
Scopes: transaction.Global,
},
Account: c.CommitteeAcc,
}})
if err != nil {
return fmt.Errorf("can't create tx: %w", err)
}
return c.multiSignAndSend(tx, committeeAccountName)
}
func getWalletAccount(w *wallet.Wallet, typ string) (*wallet.Account, error) {
for i := range w.Accounts {
if w.Accounts[i].Label == typ {
return w.Accounts[i], nil
}
}
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
}