frostfs-node/cmd/neofs-adm/internal/modules/storagecfg/root.go

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package storagecfg
import (
"bytes"
"context"
"encoding/hex"
"errors"
"fmt"
"math/rand"
"net"
"net/url"
"os"
"path/filepath"
"strconv"
"strings"
"text/template"
"time"
"github.com/chzyer/readline"
"github.com/nspcc-dev/neo-go/cli/flags"
"github.com/nspcc-dev/neo-go/cli/input"
"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/encoding/fixedn"
"github.com/nspcc-dev/neo-go/pkg/rpcclient"
"github.com/nspcc-dev/neo-go/pkg/rpcclient/actor"
"github.com/nspcc-dev/neo-go/pkg/rpcclient/gas"
"github.com/nspcc-dev/neo-go/pkg/rpcclient/nep17"
"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"
netutil "github.com/nspcc-dev/neofs-node/pkg/network"
"github.com/spf13/cobra"
)
const (
walletFlag = "wallet"
accountFlag = "account"
)
const (
defaultControlEndpoint = "localhost:8090"
defaultDataEndpoint = "localhost"
)
// RootCmd is a root command of config section.
var RootCmd = &cobra.Command{
Use: "storage-config [-w wallet] [-a acccount] [<path-to-config>]",
Short: "Section for storage node configuration commands",
Run: storageConfig,
}
func init() {
fs := RootCmd.Flags()
fs.StringP(walletFlag, "w", "", "Path to wallet")
fs.StringP(accountFlag, "a", "", "Wallet account")
}
type config struct {
AnnouncedAddress string
AuthorizedKeys []string
ControlEndpoint string
Endpoint string
TLSCert string
TLSKey string
MorphRPC []string
Attribute struct {
Locode string
}
Wallet struct {
Path string
Account string
Password string
}
Relay bool
BlobstorPath string
MetabasePath string
}
func storageConfig(cmd *cobra.Command, args []string) {
var outPath string
if len(args) != 0 {
outPath = args[0]
} else {
outPath = getPath("File to write config at [./config.yml]: ")
if outPath == "" {
outPath = "./config.yml"
}
}
historyPath := filepath.Join(os.TempDir(), "neofs-adm.history")
readline.SetHistoryPath(historyPath)
var c config
c.Wallet.Path, _ = cmd.Flags().GetString(walletFlag)
if c.Wallet.Path == "" {
c.Wallet.Path = getPath("Path to the storage node wallet: ")
}
w, err := wallet.NewWalletFromFile(c.Wallet.Path)
fatalOnErr(err)
c.Wallet.Account, _ = cmd.Flags().GetString(accountFlag)
if c.Wallet.Account == "" {
addr := address.Uint160ToString(w.GetChangeAddress())
c.Wallet.Account = getWalletAccount(w, fmt.Sprintf("Wallet account [%s]: ", addr))
if c.Wallet.Account == "" {
c.Wallet.Account = addr
}
}
accH, err := flags.ParseAddress(c.Wallet.Account)
fatalOnErr(err)
acc := w.GetAccount(accH)
if acc == nil {
fatalOnErr(errors.New("can't find account in wallet"))
}
c.Wallet.Password, err = input.ReadPassword(fmt.Sprintf("Account password for %s: ", c.Wallet.Account))
fatalOnErr(err)
err = acc.Decrypt(c.Wallet.Password, keys.NEP2ScryptParams())
fatalOnErr(err)
c.AuthorizedKeys = append(c.AuthorizedKeys, hex.EncodeToString(acc.PrivateKey().PublicKey().Bytes()))
var network string
for {
network = getString("Choose network [mainnet]/testnet: ")
switch network {
case "":
network = "mainnet"
case "testnet", "mainnet":
default:
cmd.Println(`Network must be either "mainnet" or "testnet"`)
continue
}
break
}
c.MorphRPC = n3config[network].MorphRPC
depositGas(cmd, acc, network)
c.Attribute.Locode = getString("UN-LOCODE attribute in [XX YYY] format: ")
var addr, port string
for {
c.AnnouncedAddress = getString("Publicly announced address: ")
validator := netutil.Address{}
err := validator.FromString(c.AnnouncedAddress)
if err != nil {
cmd.Println("Incorrect address format. See https://github.com/nspcc-dev/neofs-node/blob/master/pkg/network/address.go for details.")
continue
}
uriAddr, err := url.Parse(validator.URIAddr())
if err != nil {
panic(fmt.Errorf("unexpected error: %w", err))
}
addr = uriAddr.Hostname()
port = uriAddr.Port()
ip, err := net.ResolveIPAddr("ip", addr)
if err != nil {
cmd.Printf("Can't resolve IP address %s: %v\n", addr, err)
continue
}
if !ip.IP.IsGlobalUnicast() {
cmd.Println("IP must be global unicast.")
continue
}
cmd.Printf("Resolved IP address: %s\n", ip.String())
_, err = strconv.ParseUint(port, 10, 16)
if err != nil {
cmd.Println("Port must be an integer.")
continue
}
break
}
defaultAddr := net.JoinHostPort(defaultDataEndpoint, port)
c.Endpoint = getString(fmt.Sprintf("Listening address [%s]: ", defaultAddr))
if c.Endpoint == "" {
c.Endpoint = defaultAddr
}
c.ControlEndpoint = getString(fmt.Sprintf("Listening address (control endpoint) [%s]: ", defaultControlEndpoint))
if c.ControlEndpoint == "" {
c.ControlEndpoint = defaultControlEndpoint
}
c.TLSCert = getPath("TLS Certificate (optional): ")
if c.TLSCert != "" {
c.TLSKey = getPath("TLS Key: ")
}
c.Relay = getConfirmation(false, "Use node as a relay? yes/[no]: ")
if !c.Relay {
p := getPath("Path to the storage directory (all available storage will be used): ")
c.BlobstorPath = filepath.Join(p, "blob")
c.MetabasePath = filepath.Join(p, "meta")
}
out := applyTemplate(c)
fatalOnErr(os.WriteFile(outPath, out, 0644))
cmd.Println("Node is ready for work! Run `neofs-node -config " + outPath + "`")
}
func getWalletAccount(w *wallet.Wallet, prompt string) string {
addrs := make([]readline.PrefixCompleterInterface, len(w.Accounts))
for i := range w.Accounts {
addrs[i] = readline.PcItem(w.Accounts[i].Address)
}
readline.SetAutoComplete(readline.NewPrefixCompleter(addrs...))
defer readline.SetAutoComplete(nil)
s, err := readline.Line(prompt)
fatalOnErr(err)
return strings.TrimSpace(s) // autocompleter can return a string with a trailing space
}
func getString(prompt string) string {
s, err := readline.Line(prompt)
fatalOnErr(err)
if s != "" {
_ = readline.AddHistory(s)
}
return s
}
type filenameCompleter struct{}
func (filenameCompleter) Do(line []rune, pos int) (newLine [][]rune, length int) {
prefix := string(line[:pos])
dir := filepath.Dir(prefix)
de, err := os.ReadDir(dir)
if err != nil {
return nil, 0
}
for i := range de {
name := filepath.Join(dir, de[i].Name())
if strings.HasPrefix(name, prefix) {
tail := []rune(strings.TrimPrefix(name, prefix))
if de[i].IsDir() {
tail = append(tail, filepath.Separator)
}
newLine = append(newLine, tail)
}
}
if pos != 0 {
return newLine, pos - len([]rune(dir))
}
return newLine, 0
}
func getPath(prompt string) string {
readline.SetAutoComplete(filenameCompleter{})
defer readline.SetAutoComplete(nil)
p, err := readline.Line(prompt)
fatalOnErr(err)
if p == "" {
return p
}
_ = readline.AddHistory(p)
abs, err := filepath.Abs(p)
if err != nil {
fatalOnErr(fmt.Errorf("can't create an absolute path: %w", err))
}
return abs
}
func getConfirmation(def bool, prompt string) bool {
for {
s, err := readline.Line(prompt)
fatalOnErr(err)
switch strings.ToLower(s) {
case "y", "yes":
return true
case "n", "no":
return false
default:
if len(s) == 0 {
return def
}
}
}
}
func applyTemplate(c config) []byte {
tmpl, err := template.New("config").Parse(configTemplate)
fatalOnErr(err)
b := bytes.NewBuffer(nil)
fatalOnErr(tmpl.Execute(b, c))
return b.Bytes()
}
func fatalOnErr(err error) {
if err != nil {
_, _ = fmt.Fprintf(os.Stderr, "Error: %v\n", err)
os.Exit(1)
}
}
func depositGas(cmd *cobra.Command, acc *wallet.Account, network string) {
sideClient := initClient(n3config[network].MorphRPC)
balanceHash, _ := util.Uint160DecodeStringLE(n3config[network].BalanceContract)
sideActor, err := actor.NewSimple(sideClient, acc)
if err != nil {
fatalOnErr(fmt.Errorf("creating actor over side chain client: %w", err))
}
sideGas := nep17.NewReader(sideActor, balanceHash)
accSH := acc.Contract.ScriptHash()
balance, err := sideGas.BalanceOf(accSH)
if err != nil {
fatalOnErr(fmt.Errorf("side chain balance: %w", err))
}
ok := getConfirmation(false, fmt.Sprintf("Current NeoFS balance is %s, make a deposit? y/[n]: ",
fixedn.ToString(balance, 12)))
if !ok {
return
}
amountStr := getString("Enter amount in GAS: ")
amount, err := fixedn.FromString(amountStr, 8)
if err != nil {
fatalOnErr(fmt.Errorf("invalid amount: %w", err))
}
mainClient := initClient(n3config[network].RPC)
neofsHash, _ := util.Uint160DecodeStringLE(n3config[network].NeoFSContract)
mainActor, err := actor.NewSimple(mainClient, acc)
if err != nil {
fatalOnErr(fmt.Errorf("creating actor over main chain client: %w", err))
}
mainGas := nep17.New(mainActor, gas.Hash)
txHash, _, err := mainGas.Transfer(accSH, neofsHash, amount, nil)
if err != nil {
fatalOnErr(fmt.Errorf("sending TX to the NeoFS contract: %w", err))
}
cmd.Print("Waiting for transactions to persist.")
tick := time.NewTicker(time.Second / 2)
defer tick.Stop()
timer := time.NewTimer(time.Second * 20)
defer timer.Stop()
at := trigger.Application
loop:
for {
select {
case <-tick.C:
_, err := mainClient.GetApplicationLog(txHash, &at)
if err == nil {
cmd.Print("\n")
break loop
}
cmd.Print(".")
case <-timer.C:
cmd.Printf("\nTimeout while waiting for transaction to persist.\n")
if getConfirmation(false, "Continue configuration? yes/[no]: ") {
return
}
os.Exit(1)
}
}
}
func initClient(rpc []string) *rpcclient.Client {
var c *rpcclient.Client
var err error
shuffled := make([]string, len(rpc))
copy(shuffled, rpc)
rand.Shuffle(len(shuffled), func(i, j int) { shuffled[i], shuffled[j] = shuffled[j], shuffled[i] })
for _, endpoint := range shuffled {
c, err = rpcclient.New(context.Background(), "https://"+endpoint, rpcclient.Options{
DialTimeout: time.Second * 2,
RequestTimeout: time.Second * 5,
})
if err != nil {
continue
}
if err = c.Init(); err != nil {
continue
}
return c
}
fatalOnErr(fmt.Errorf("can't create N3 client: %w", err))
panic("unreachable")
}