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api.go
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api.go
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// Copyright 2018 PalletOne
// Copyright 2015 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package ptnapi
import (
"context"
"encoding/hex"
"encoding/json"
"errors"
"fmt"
"github.com/palletone/go-palletone/txspool"
"strings"
"time"
"github.com/ethereum/go-ethereum/rlp"
"github.com/palletone/go-palletone/common"
"github.com/palletone/go-palletone/common/hexutil"
"github.com/palletone/go-palletone/common/log"
//"github.com/palletone/go-palletone/common/math"
"github.com/palletone/go-palletone/common/p2p"
"github.com/palletone/go-palletone/common/rpc"
"github.com/palletone/go-palletone/core"
"github.com/palletone/go-palletone/core/accounts"
"github.com/palletone/go-palletone/core/accounts/keystore"
"github.com/palletone/go-palletone/dag/dagconfig"
"github.com/palletone/go-palletone/dag/modules"
"github.com/palletone/go-palletone/ptnjson"
"github.com/palletone/go-palletone/tokenengine"
//"github.com/shopspring/decimal"
"github.com/syndtr/goleveldb/leveldb"
"github.com/syndtr/goleveldb/leveldb/util"
)
const (
NONE = "NONE"
ALL = "ALL"
SINGLE = "SINGLE"
)
type ContractInstallRsp struct {
ReqId string `json:"reqId"`
TplId string `json:"tplId"`
}
type ContractDeployRsp struct {
ReqId string `json:"reqId"`
ContractId string `json:"ContractId"`
}
type ContractInvokeRsp struct {
ReqId string `json:"reqId"`
ContractId string `json:"ContractId"`
}
type ContractFeeRsp struct {
TxSize float64 `json:"tx_size(byte)"`
TimeOut uint32 `json:"time_out(s)"`
ApproximateFee float64 `json:"approximate_fee(dao)"`
}
type JuryList struct {
Addr []string `json:"account"`
}
type ContractFeeLevelRsp struct {
ContractTxTimeoutUnitFee uint64 `json:"contract_tx_timeout_unit_fee"`
ContractTxSizeUnitFee uint64 `json:"contract_tx_size_unit_fee"`
ContractTxInstallFeeLevel float64 `json:"contract_tx_install_fee_level"`
ContractTxDeployFeeLevel float64 `json:"contract_tx_deploy_fee_level"`
ContractTxInvokeFeeLevel float64 `json:"contract_tx_invoke_fee_level"`
ContractTxStopFeeLevel float64 `json:"contract_tx_stop_fee_level"`
}
// PublicTxPoolAPI offers and API for the transaction pool. It only operates on data that is non confidential.
type PublicTxPoolAPI struct {
b Backend
}
// NewPublicTxPoolAPI creates a new tx pool service that gives information about the transaction pool.
func NewPublicTxPoolAPI(b Backend) *PublicTxPoolAPI {
return &PublicTxPoolAPI{b}
}
// Content returns the transactions contained within the transaction pool.
func (s *PublicTxPoolAPI) Content() map[string]map[string]*RPCTransaction {
content := map[string]map[string]*RPCTransaction{
"pending": make(map[string]*RPCTransaction),
"queued": make(map[string]*RPCTransaction),
}
pending, queue := s.b.TxPoolContent()
dump1 := make(map[string]*RPCTransaction)
// Flatten the pending transactions
for hash, tx := range pending {
dump1[hash.String()] = newRPCPendingTransaction(tx)
}
content["pending"] = dump1
// Flatten the queued transactions
dump2 := make(map[string]*RPCTransaction)
for hash, tx := range queue {
dump2[hash.String()] = newRPCPendingTransaction(tx)
}
content["queued"] = dump2
return content
}
// Status returns the number of pending and queued transaction in the pool.
func (s *PublicTxPoolAPI) Status() map[string]hexutil.Uint {
pending, queue, orphans := s.b.Stats()
return map[string]hexutil.Uint{
"pending": hexutil.Uint(pending),
"queued": hexutil.Uint(queue),
"orphans": hexutil.Uint(orphans),
}
}
func (s *PublicTxPoolAPI) Queue() map[common.Hash]*modules.Transaction {
_, queue := s.b.TxPoolContent()
result := make(map[common.Hash]*modules.Transaction)
for hash, tx := range queue {
result[hash] = tx.Tx
}
return result
}
// 未确认的交易列表
func (s *PublicTxPoolAPI) Pending() ([]*ptnjson.TxPoolPendingJson, error) {
queue, err := s.b.Queued()
pending := make([]*ptnjson.TxPoolPendingJson, 0)
for _, tx := range queue {
item := ptnjson.ConvertTxPoolTx2PendingJson(tx)
pending = append(pending, item)
}
return pending, err
}
// PublicAccountAPI provides an API to access accounts managed by this node.
// It offers only methods that can retrieve accounts.
type PublicAccountAPI struct {
am *accounts.Manager
}
// NewPublicAccountAPI creates a new PublicAccountAPI.
func NewPublicAccountAPI(am *accounts.Manager) *PublicAccountAPI {
return &PublicAccountAPI{am: am}
}
// Accounts returns the collection of accounts this node manages
func (s *PublicAccountAPI) Accounts() []common.Address {
addresses := make([]common.Address, 0) // return [] instead of nil if empty
for _, wallet := range s.am.Wallets() {
for _, account := range wallet.Accounts() {
addresses = append(addresses, account.Address)
}
}
return addresses
}
// RPCTransaction represents a transaction that will serialize to the RPC representation of a transaction
type RPCTransaction struct {
//UnitHash common.Hash `json:"unit_Hash"`
//From common.Address `json:"from"`
UnitIndex uint64 `json:"unit_index"`
Hash common.Hash `json:"hash"`
TransactionIndex hexutil.Uint `json:"transaction_index"`
}
// newRPCTransaction returns a transaction that will serialize to the RPC
// representation, with the given location metadata set (if available).
func newRPCTransaction(tx *modules.Transaction, blockHash common.Hash, unitIndex, index uint64) *RPCTransaction {
result := &RPCTransaction{
Hash: tx.Hash(),
}
if blockHash != (common.Hash{}) {
result.UnitIndex = unitIndex
result.TransactionIndex = hexutil.Uint(index)
}
//result.UnitIndex = unitIndex
return result
}
// newRPCPendingTransaction returns a pending transaction that will serialize to the RPC representation
func newRPCPendingTransaction(tx *txspool.TxPoolTransaction) *RPCTransaction {
if tx.UnitHash != (common.Hash{}) {
return newRPCTransaction(tx.Tx, tx.UnitHash, tx.UnitIndex, tx.Index)
}
return newRPCTransaction(tx.Tx, common.Hash{}, ^uint64(0), ^uint64(0))
}
/*
// newRPCTransactionFromBlockIndex returns a transaction that will serialize to the RPC representation.
func newRPCTransactionFromBlockIndex(b *types.Block, index uint64) *RPCTransaction {
txs := b.Transactions()
if index >= uint64(len(txs)) {
return nil
}
return newRPCTransaction(txs[index], b.Hash(), b.NumberU64(), index)
}
// newRPCRawTransactionFromBlockIndex returns the bytes of a transaction given a block and a transaction index.
func newRPCRawTransactionFromBlockIndex(b *types.Block, index uint64) hexutil.Bytes {
txs := b.Transactions()
if index >= uint64(len(txs)) {
return nil
}
blob, _ := rlp.EncodeToBytes(txs[index])
return blob
}
// newRPCTransactionFromBlockHash returns a transaction that will serialize to the RPC representation.
func newRPCTransactionFromBlockHash(b *types.Block, hash common.Hash) *RPCTransaction {
for idx, tx := range b.Transactions() {
if tx.Hash() == hash {
return newRPCTransactionFromBlockIndex(b, uint64(idx))
}
}
return nil
}
*/
// PublicTransactionPoolAPI exposes methods for the RPC interface
type PublicTransactionPoolAPI struct {
b Backend
nonceLock *AddrLocker
}
type PublicReturnInfo struct {
Item string `json:"item"`
Info interface{} `json:"info"`
Hex string `json:"hex"`
}
func NewPublicReturnInfo(name string, info interface{}) *PublicReturnInfo {
return &PublicReturnInfo{name, info, ""}
}
func NewPublicReturnInfoWithHex(name string, info interface{}, rlpData []byte) *PublicReturnInfo {
return &PublicReturnInfo{name, info, hex.EncodeToString(rlpData)}
}
// NewPublicTransactionPoolAPI creates a new RPC service with methods specific for the transaction pool.
func NewPublicTransactionPoolAPI(b Backend, nonceLock *AddrLocker) *PublicTransactionPoolAPI {
return &PublicTransactionPoolAPI{b, nonceLock}
}
func (s *PublicTransactionPoolAPI) GetAddrOutpoints(ctx context.Context, addr string) (string, error) {
items, err := s.b.GetAddrOutpoints(addr)
if err != nil {
return "", err
}
info := NewPublicReturnInfo("address_outpoints", items)
result_json, _ := json.Marshal(info)
return string(result_json), nil
}
func (s *PublicTransactionPoolAPI) GetAddrUtxos(ctx context.Context, addr string) (string, error) {
items, err := s.b.GetAddrUtxos(addr)
if err != nil {
return "", err
}
info := NewPublicReturnInfo("address_utxos", items)
result_json, _ := json.Marshal(info)
return string(result_json), nil
}
func (s *PublicTransactionPoolAPI) GetAllUtxos(ctx context.Context) (string, error) {
items, err := s.b.GetAllUtxos()
if err != nil {
log.Error("Get all utxo failed.", "error", err, "result", items)
return "", err
}
info := NewPublicReturnInfo("all_utxos", items)
result_json, err := json.Marshal(info)
if err != nil {
log.Error("Get all utxo ,json marshal failed.", "error", err)
}
return string(result_json), nil
}
// GetBlockTransactionCountByNumber returns the number of transactions in the block with the given block number.
func (s *PublicTransactionPoolAPI) GetBlockTransactionCountByNumber(ctx context.Context, blockNr rpc.BlockNumber) *hexutil.Uint {
// if block, _ := s.b.BlockByNumber(ctx, blockNr); block != nil {
// n := hexutil.Uint(len(block.Transactions()))
// return &n
// }
return nil
}
/*
// GetBlockTransactionCountByHash returns the number of transactions in the block with the given hash.
func (s *PublicTransactionPoolAPI) GetBlockTransactionCountByHash(ctx context.Context, blockHash common.Hash) *hexutil.Uint {
if block, _ := s.b.GetBlock(ctx, blockHash); block != nil {
n := hexutil.Uint(len(block.Transactions()))
return &n
}
return nil
}
// GetTransactionByBlockNumberAndIndex returns the transaction for the given block number and index.
func (s *PublicTransactionPoolAPI) GetTransactionByBlockNumberAndIndex(ctx context.Context, blockNr rpc.BlockNumber, index hexutil.Uint) *RPCTransaction {
if block, _ := s.b.BlockByNumber(ctx, blockNr); block != nil {
return newRPCTransactionFromBlockIndex(block, uint64(index))
}
return nil
}
// GetTransactionByBlockHashAndIndex returns the transaction for the given block hash and index.
func (s *PublicTransactionPoolAPI) GetTransactionByBlockHashAndIndex(ctx context.Context, blockHash common.Hash, index hexutil.Uint) *RPCTransaction {
if block, _ := s.b.GetBlock(ctx, blockHash); block != nil {
return newRPCTransactionFromBlockIndex(block, uint64(index))
}
return nil
}
// GetRawTransactionByBlockNumberAndIndex returns the bytes of the transaction for the given block number and index.
func (s *PublicTransactionPoolAPI) GetRawTransactionByBlockNumberAndIndex(ctx context.Context, blockNr rpc.BlockNumber, index hexutil.Uint) hexutil.Bytes {
if block, _ := s.b.BlockByNumber(ctx, blockNr); block != nil {
return newRPCRawTransactionFromBlockIndex(block, uint64(index))
}
return nil
}
// GetRawTransactionByBlockHashAndIndex returns the bytes of the transaction for the given block hash and index.
func (s *PublicTransactionPoolAPI) GetRawTransactionByBlockHashAndIndex(ctx context.Context, blockHash common.Hash, index hexutil.Uint) hexutil.Bytes {
if block, _ := s.b.GetBlock(ctx, blockHash); block != nil {
return newRPCRawTransactionFromBlockIndex(block, uint64(index))
}
return nil
}
*/
// GetTransactionCount returns the number of transactions the given address has sent for the given block number
func (s *PublicTransactionPoolAPI) GetTransactionCount(ctx context.Context, address common.Address, blockNr rpc.BlockNumber) (*hexutil.Uint64, error) {
/*
state, _, err := s.b.StateAndHeaderByNumber(ctx, blockNr)
if state == nil || err != nil {
return nil, err
}
nonce := state.GetNonce(address)
return (*hexutil.Uint64)(&nonce), state.Error()
*/
v := hexutil.Uint64(0)
return &v, nil
}
func (s *PublicTransactionPoolAPI) GetTransactionsByTxid(ctx context.Context, txid string) (*ptnjson.GetTxIdResult, error) {
tx, err := s.b.GetTxByTxid_back(txid)
if err != nil {
log.Error("Get transcation by hash ", "unit_hash", txid, "error", err.Error())
return nil, err
}
return tx, nil
}
func (s *PublicTransactionPoolAPI) GetTxHashByReqId(ctx context.Context, hashHex string) (string, error) {
hash := common.HexToHash(hashHex)
item, err := s.b.GetTxHashByReqId(hash)
info := NewPublicReturnInfo("tx_hash", item)
result_json, _ := json.Marshal(info)
return string(result_json), err
}
// GetTxPoolTxByHash returns the pool transaction for the given hash
func (s *PublicTransactionPoolAPI) GetTxPoolTxByHash(ctx context.Context, hex string) (*ptnjson.TxPoolTxJson, error) {
log.Debug("this is hash tx's hash hex to find tx.", "hex", hex)
hash := common.HexToHash(hex)
log.Debug("this is hash tx's hash to find tx.", "hash", hash.String())
item, err := s.b.GetTxPoolTxByHash(hash)
if err != nil {
return nil, err
}
return item, nil
}
/* old version
// GetRawTransactionByHash returns the bytes of the transaction for the given hash.
func (s *PublicTransactionPoolAPI) GetRawTransactionByHash(ctx context.Context, hash common.Hash) (hexutil.Bytes, error) {
var tx *modules.Transaction
// Retrieve a finalized transaction, or a pooled otherwise
if tx, _, _, _ = coredata.GetTransaction(s.b.ChainDb(), hash); tx == nil {
if tx = s.b.GetPoolTransaction(hash); tx == nil {
// Transaction not found anywhere, abort
return nil, nil
}
}
// Serialize to RLP and return
return rlp.EncodeToBytes(tx)
}
/*
// GetTransactionReceipt returns the transaction receipt for the given transaction hash.
func (s *PublicTransactionPoolAPI) GetTransactionReceipt(ctx context.Context, hash common.Hash) (map[string]interface{}, error) {
tx, blockHash, blockNumber, index := coredata.GetTransaction(s.b.ChainDb(), hash)
if tx == nil {
return nil, nil
}
receipts, err := s.b.GetReceipts(ctx, blockHash)
if err != nil {
return nil, err
}
if len(receipts) <= int(index) {
return nil, nil
}
//receipt := receipts[index]
var signer types.Signer = types.FrontierSigner{}
if tx.Protected() {
//signer = types.NewEIP155Signer(tx.ChainId())
}
from, _ := types.Sender(signer, tx)
fields := map[string]interface{}{
"blockHash": blockHash,
"blockNumber": hexutil.Uint64(blockNumber),
"transactionHash": hash,
"transactionIndex": hexutil.Uint64(index),
"from": from,
"to": tx.To(),
//"gasUsed": hexutil.Uint64(receipt.GasUsed),
//"cumulativeGasUsed": hexutil.Uint64(receipt.CumulativeGasUsed),
"contractAddress": nil,
//"logs": receipt.Logs,
//"logsBloom": receipt.Bloom,
}
// Assign receipt status or post state.
//if len(receipt.PostState) > 0 {
//fields["root"] = hexutil.Bytes(receipt.PostState)
//} else {
// fields["status"] = hexutil.Uint(receipt.Status)
//}
//if receipt.Logs == nil {
// fields["logs"] = [][]*types.Log{}
//}
// If the ContractAddress is 20 0x0 bytes, assume it is not a contract creation
//if receipt.ContractAddress != (common.Address{}) {
// fields["contractAddress"] = receipt.ContractAddress
//}
return fields, nil
}
*/
// sign is a helper function that signs a transaction with the private key of the given address.
//func (s *PublicTransactionPoolAPI) sign(addr common.Address, tx *modules.Transaction) (*modules.Transaction, error) {
// // Look up the wallet containing the requested signer
// account := accounts.Account{Address: addr}
//
// wallet, err := s.b.AccountManager().Find(account)
// if err != nil {
// return nil, err
// }
// // Request the wallet to sign the transaction
// var chainID *big.Int
// return wallet.SignTx(account, tx, chainID)
//}
//func forking
func forking(ctx context.Context, b Backend) uint64 {
b.SendConsensus(ctx)
return 0
}
//func queryDb(ctx context.Context, b Backend, condition string) string {
// b.SendConsensus(ctx)
// return ""
//}
// submitTransaction is a helper function that submits tx to txPool and logs a message.
func submitTransaction(ctx context.Context, b Backend, tx *modules.Transaction) (common.Hash, error) {
if tx.IsNewContractInvokeRequest() {
reqId, err := b.SendContractInvokeReqTx(tx)
return reqId, err
}
if err := b.SendTx(ctx, tx); err != nil {
return common.Hash{}, err
}
return tx.Hash(), nil
}
func submitTxs(ctx context.Context, b Backend, txs []*modules.Transaction) []error {
errs := b.SendTxs(ctx, txs)
if errs != nil {
return errs
}
return nil
}
const (
MaxTxInSequenceNum uint32 = 0xffffffff
)
//create raw transction
func CreateRawTransaction( /*s *rpcServer*/ c *ptnjson.CreateRawTransactionCmd) (string, error) {
// Validate the locktime, if given.
if c.LockTime != nil &&
(*c.LockTime < 0 || *c.LockTime > int64(MaxTxInSequenceNum)) {
return "", &ptnjson.RPCError{
Code: ptnjson.ErrRPCInvalidParameter,
Message: "Locktime out of range",
}
}
// Add all transaction inputs to a new transaction after performing
// some validity checks.
//先构造PaymentPayload结构，再组装成Transaction结构
pload := new(modules.PaymentPayload)
for _, input := range c.Inputs {
txHash := common.HexToHash(input.Txid)
prevOut := modules.NewOutPoint(txHash, input.MessageIndex, input.Vout)
txInput := modules.NewTxIn(prevOut, []byte{})
pload.AddTxIn(txInput)
}
// Add all transaction outputs to the transaction after performing
// // some validity checks.
// //only support mainnet
// var params *chaincfg.Params
for _, addramt := range c.Amounts {
encodedAddr := addramt.Address
ptnAmt := addramt.Amount
// amount := ptnjson.Ptn2Dao(ptnAmt)
// // Ensure amount is in the valid range for monetary amounts.
// if amount <= 0 /*|| amount > ptnjson.MaxDao*/ {
// return "", &ptnjson.RPCError{
// Code: ptnjson.ErrRPCType,
// Message: "Invalid amount",
// }
// }
addr, err := common.StringToAddress(encodedAddr)
if err != nil {
return "", &ptnjson.RPCError{
Code: ptnjson.ErrRPCInvalidAddressOrKey,
Message: "Invalid address or key",
}
}
switch addr.GetType() {
case common.PublicKeyHash:
case common.ScriptHash:
case common.ContractHash:
//case *ptnjson.AddressPubKeyHash:
//case *ptnjson.AddressScriptHash:
default:
return "", &ptnjson.RPCError{
Code: ptnjson.ErrRPCInvalidAddressOrKey,
Message: "Invalid address or key",
}
}
// Create a new script which pays to the provided address.
pkScript := tokenengine.Instance.GenerateLockScript(addr)
// Convert the amount to satoshi.
dao := ptnjson.Ptn2Dao(ptnAmt)
//if err != nil {
// context := "Failed to convert amount"
// return "", internalRPCError(err.Error(), context)
//}
assetId := dagconfig.DagConfig.GetGasToken()
txOut := modules.NewTxOut(dao, pkScript, assetId.ToAsset())
pload.AddTxOut(txOut)
}
// // Set the Locktime, if given.
if c.LockTime != nil {
pload.LockTime = uint32(*c.LockTime)
}
// // Return the serialized and hex-encoded transaction. Note that this
// // is intentionally not directly returning because the first return
// // value is a string and it would result in returning an empty string to
// // the client instead of nothing (nil) in the case of an error.
mtx := modules.NewTransaction([]*modules.Message{modules.NewMessage(modules.APP_PAYMENT, pload)})
//mtx.TxHash = mtx.Hash()
mtxbt, err := rlp.EncodeToBytes(mtx)
if err != nil {
return "", err
}
//log.Debugf("payload input outpoint:%s", pload.Input[0].PreviousOutPoint.TxHash.String())
mtxHex := hex.EncodeToString(mtxbt)
return mtxHex, nil
}
type GetUtxoEntry func(outpoint *modules.OutPoint) (*ptnjson.UtxoJson, error)
func SelectUtxoFromDagAndPool(dbUtxo map[modules.OutPoint]*modules.Utxo, poolTxs []*txspool.TxPoolTransaction,
from string, asset string) (map[modules.OutPoint]*modules.Utxo, error) {
tokenAsset, err := modules.StringToAsset(asset)
if err != nil {
return nil, err
}
var addr common.Address
// store tx input utxo outpoint
inputsOutpoint := []modules.OutPoint{}
allUtxo := make(map[modules.OutPoint]*modules.Utxo)
for k, v := range dbUtxo {
if v.Asset.Equal(tokenAsset) {
allUtxo[k] = v
}
}
for _, tx := range poolTxs {
for msgindex, msg := range tx.Tx.TxMessages() {
if msg.App == modules.APP_PAYMENT {
pay := msg.Payload.(*modules.PaymentPayload)
data, _ := json.Marshal(pay)
if len(pay.Outputs) == 0 {
//一个交易是可能Output为0的，所有Input都交了手续费
log.Debugf("Payment output length=0,pay:%s", string(data))
continue
}
if pay.Outputs[0].Asset == nil {
log.Errorf("Payment output asset=nil,pay:%s", string(data))
}
for outIndex, output := range pay.Outputs {
if !output.Asset.Equal(tokenAsset) {
continue
}
op := modules.OutPoint{}
op.TxHash = tx.Tx.Hash()
op.MessageIndex = uint32(msgindex)
op.OutIndex = uint32(outIndex)
addr, err = tokenengine.Instance.GetAddressFromScript(output.PkScript)
if err != nil {
return nil, err
}
if addr.String() == from {
allUtxo[op] = modules.NewUtxo(output, pay.LockTime, time.Now().Unix())
}
}
for _, input := range pay.Inputs {
if input.PreviousOutPoint != nil {
inputsOutpoint = append(inputsOutpoint, *input.PreviousOutPoint)
}
}
}
}
}
for _, used := range inputsOutpoint {
delete(allUtxo, used)
}
//vaildutxos := core.Utxos{}
//for k, v := range allUtxo {
// json := modules.NewUtxoWithOutPoint( v,k)
// vaildutxos = append(vaildutxos, json)
//}
return allUtxo, nil
}
/*func (s *PublicTransactionPoolAPI) CmdCreateTransaction(ctx context.Context, from string, to string, amount, fee decimal.Decimal) (string, error) {
//realNet := &chaincfg.MainNetParams
var LockTime int64
LockTime = 0
amounts := []ptnjson.AddressAmt{}
if from == "" {
return "", fmt.Errorf("sender address is empty")
}
if to == "" {
return "", fmt.Errorf("receiver address is empty")
}
_, ferr := common.StringToAddress(from)
if ferr != nil {
return "", fmt.Errorf("sender address is invalid")
}
_, terr := common.StringToAddress(to)
if terr != nil {
return "", fmt.Errorf("receiver address is invalid")
}
amounts = append(amounts, ptnjson.AddressAmt{to, amount})
if len(amounts) == 0 || !amount.IsPositive() {
return "", fmt.Errorf("amounts is invalid")
}
utxos, err := s.b.GetAddrRawUtxos(from)
if err != nil {
return "", err
}
poolTxs, err := s.b.GetPoolTxsByAddr(from)
if err != nil {
return "", err
}
ptn := dagconfig.DagConfig.GasToken
resultUtxo, err := SelectUtxoFromDagAndPool(utxos, poolTxs, from, ptn)
if err != nil {
return "", fmt.Errorf("Select utxo err")
}
if !fee.IsPositive() {
return "", fmt.Errorf("fee is invalid")
}
daolimit, _ := decimal.NewFromString("0.0001")
if !fee.GreaterThanOrEqual(daolimit) {
return "", fmt.Errorf("fee cannot less than 100000 Dao ")
}
daoAmount := ptnjson.Ptn2Dao(amount.Add(fee))
allutxos, _ := convertUtxoMap2Utxos(resultUtxo)
taken_utxo, change, err := core.Select_utxo_Greedy(allutxos, daoAmount)
if err != nil {
return "", fmt.Errorf("Select utxo err")
}
var inputs []ptnjson.TransactionInput
var input ptnjson.TransactionInput
for _, u := range taken_utxo {
utxo := u.(*modules.UtxoWithOutPoint)
input.Txid = utxo.TxHash.String()
input.MessageIndex = utxo.MessageIndex
input.Vout = utxo.OutIndex
inputs = append(inputs, input)
}
if change > 0 {
amounts = append(amounts, ptnjson.AddressAmt{from, ptnjson.Dao2Ptn(change)})
}
arg := ptnjson.NewCreateRawTransactionCmd(inputs, amounts, &LockTime)
result, _ := CreateRawTransaction(arg)
// fmt.Println(result)
return result, nil
}*/
func convertUtxoMap2Utxos(maps map[modules.OutPoint]*modules.Utxo) (core.Utxos, *modules.Asset) {
utxos := core.Utxos{}
asset := &modules.Asset{}
for k, v := range maps {
utxos = append(utxos, modules.NewUtxoWithOutPoint(v, k))
asset = v.Asset
}
return utxos, asset
}
//sign raw tx
/*func signTokenTx(tx *modules.Transaction, cmdInputs []ptnjson.RawTxInput, flags string,
pubKeyFn tokenengine.AddressGetPubKey, hashFn tokenengine.AddressGetSign) error {
var hashType uint32
switch flags {
case ALL:
hashType = tokenengine.SigHashAll
case NONE:
hashType = tokenengine.SigHashNone
case SINGLE:
hashType = tokenengine.SigHashSingle
case "ALL|ANYONECANPAY":
hashType = tokenengine.SigHashAll | tokenengine.SigHashAnyOneCanPay
case "NONE|ANYONECANPAY":
hashType = tokenengine.SigHashNone | tokenengine.SigHashAnyOneCanPay
case "SINGLE|ANYONECANPAY":
hashType = tokenengine.SigHashSingle | tokenengine.SigHashAnyOneCanPay
default:
return errors.New("Invalid sighash parameter")
}
inputPoints := make(map[modules.OutPoint][]byte)
var redeem []byte
for _, rti := range cmdInputs {
inputHash := common.HexToHash(rti.Txid)
script, err := decodeHexStr(rti.ScriptPubKey)
if err != nil {
return err
}
// redeemScript for multisig tx
if rti.RedeemScript != "" {
redeemScript, err := decodeHexStr(rti.RedeemScript)
if err != nil {
return errors.New("Invalid redeemScript")
}
redeem = redeemScript
}
inputPoints[modules.OutPoint{
TxHash: inputHash,
OutIndex: rti.Vout,
MessageIndex: rti.MessageIndex,
}] = script
}
//
var signErrors []common.SignatureError
signErrors, err := tokenengine.SignTxAllPaymentInput(tx, hashType, inputPoints, redeem, pubKeyFn, hashFn)
if err != nil {
return err
}
fmt.Println(len(signErrors))
return nil
}*/
/*
func (s *PrivateTransactionPoolAPI) unlockKS(addr common.Address, password string, duration *uint64) error {
const max = uint64(time.Duration(math.MaxInt64) / time.Second)
var d time.Duration
if duration == nil {
d = 300 * time.Second
} else if *duration > max {
return errors.New("unlock duration too large")
} else {
d = time.Duration(*duration) * time.Second
}
ks := s.b.GetKeyStore()
err := ks.TimedUnlock(accounts.Account{Address: addr}, password, d)
if err != nil {
errors.New("get addr by outpoint is err")
return err
}
return nil
}*/
//func (s *PublicTransactionPoolAPI) TransferToken(ctx context.Context, asset string, from string, to string,
// amount decimal.Decimal, fee decimal.Decimal, Extra string, password string, duration *uint64) (common.Hash, error) {
// //
// tokenAsset, err := modules.StringToAsset(asset)
// if err != nil {
// fmt.Println(err.Error())
// return common.Hash{}, err
// }
// if !fee.IsPositive() {
// return common.Hash{}, fmt.Errorf("fee is ZERO ")
// }
// //
// fromAddr, err := common.StringToAddress(from)
// if err != nil {
// fmt.Println(err.Error())
// return common.Hash{}, err
// }
// toAddr, err := common.StringToAddress(to)
// if err != nil {
// fmt.Println(err.Error())
// return common.Hash{}, err
// }
// //all utxos
// dbUtxos, err := s.b.GetAddrRawUtxos(from)
// if err != nil {
// return common.Hash{}, err
// }
// poolTxs, err := s.b.GetPoolTxsByAddr(from)
// if err != nil {
// return common.Hash{}, err
// }
//
// utxosToken, err := SelectUtxoFromDagAndPool(dbUtxos, poolTxs, from, asset)
// if err != nil {
// return common.Hash{}, fmt.Errorf("Select utxo err")
// }
// utxosGasToken, err := SelectUtxoFromDagAndPool(dbUtxos, poolTxs, from, dagconfig.DagConfig.GasToken)
// if err != nil {
// return common.Hash{}, fmt.Errorf("Select utxo err")
// }
// //
// ////ptn utxos and token utxos
// //utxosPTN := core.Utxos{}
// //utxosToken := core.Utxos{}
// //ptn := dagconfig.DagConfig.GasToken
// //dagOutpoint_token := []modules.OutPoint{}
// //dagOutpoint_ptn := []modules.OutPoint{}
// //for _, json := range utxoJsons {
// // //utxos = append(utxos, &json)
// // if json.Asset == asset {
// // utxosToken = append(utxosToken, &ptnjson.UtxoJson{TxHash: json.TxHash, MessageIndex: json.MessageIndex, OutIndex: json.OutIndex, Amount: json.Amount, Asset: json.Asset, PkScriptHex: json.PkScriptHex, PkScriptString: json.PkScriptString, LockTime: json.LockTime})
// // dagOutpoint_token = append(dagOutpoint_token, modules.OutPoint{TxHash: common.HexToHash(json.TxHash), MessageIndex: json.MessageIndex, OutIndex: json.OutIndex})
// // }
// // if json.Asset == ptn {
// // utxosPTN = append(utxosPTN, &ptnjson.UtxoJson{TxHash: json.TxHash, MessageIndex: json.MessageIndex, OutIndex: json.OutIndex, Amount: json.Amount, Asset: json.Asset, PkScriptHex: json.PkScriptHex, PkScriptString: json.PkScriptString, LockTime: json.LockTime})
// // dagOutpoint_ptn = append(dagOutpoint_ptn, modules.OutPoint{TxHash: common.HexToHash(json.TxHash), MessageIndex: json.MessageIndex, OutIndex: json.OutIndex})
// // }
// //}
// //
// //
// //
// //}
// //else{
// //ptn utxos and token utxos
// /*for _, json := range utxoJsons {
// if json.Asset == ptn {
// utxosPTN = append(utxosPTN, &ptnjson.UtxoJson{TxHash: json.TxHash,
// MessageIndex: json.MessageIndex,
// OutIndex: json.OutIndex,
// Amount: json.Amount,
// Asset: json.Asset,
// PkScriptHex: json.PkScriptHex,
// PkScriptString: json.PkScriptString,
// LockTime: json.LockTime})
// } else {
// if json.Asset == asset {
// utxosToken = append(utxosToken, &ptnjson.UtxoJson{TxHash: json.TxHash,
// MessageIndex: json.MessageIndex,
// OutIndex: json.OutIndex,
// Amount: json.Amount,
// Asset: json.Asset,
// PkScriptHex: json.PkScriptHex,
// PkScriptString: json.PkScriptString,
// LockTime: json.LockTime})
// }
// }
// }*/
// // }
// //1.
// tokenAmount := ptnjson.JsonAmt2AssetAmt(tokenAsset, amount)
// feeAmount := ptnjson.Ptn2Dao(fee)
// tx, usedUtxos, err := createTokenTx(fromAddr, toAddr, tokenAmount, feeAmount, utxosGasToken, utxosToken, tokenAsset)
// if err != nil {
// return common.Hash{}, err
// }
// if Extra != "" {
// textPayload := new(modules.DataPayload)
// textPayload.MainData = []byte(asset)
// textPayload.ExtraData = []byte(Extra)
// tx.TxMessages = append(tx.TxMessages, modules.NewMessage(modules.APP_DATA, textPayload))
// }
//
// //lockscript
// getPubKeyFn := func(addr common.Address) ([]byte, error) {
// //TODO use keystore
// ks := s.b.GetKeyStore()
// return ks.GetPublicKey(addr)
// }
// //sign tx
// getSignFn := func(addr common.Address, hash []byte) ([]byte, error) {
// ks := s.b.GetKeyStore()
// return ks.SignHash(addr, hash)
// }
// //raw inputs
// var rawInputs []ptnjson.RawTxInput
// PkScript := tokenengine.GenerateLockScript(fromAddr)
// PkScriptHex := trimx(hexutil.Encode(PkScript))
// for _, msg := range tx.TxMessages {
// payload, ok := msg.Payload.(*modules.PaymentPayload)
// if ok == false {
// continue
// }
// for _, txin := range payload.Inputs {
// /*inpoint := modules.OutPoint{
// TxHash: txin.PreviousOutPoint.TxHash,
// OutIndex: txin.PreviousOutPoint.OutIndex,
// MessageIndex: txin.PreviousOutPoint.MessageIndex,
// }
// uvu, eerr := s.b.GetUtxoEntry(&inpoint)
// if eerr != nil {
// return common.Hash{}, err
// }*/
// TxHash := trimx(txin.PreviousOutPoint.TxHash.String())
// OutIndex := txin.PreviousOutPoint.OutIndex
// MessageIndex := txin.PreviousOutPoint.MessageIndex
// input := ptnjson.RawTxInput{TxHash, OutIndex, MessageIndex, PkScriptHex, ""}
// rawInputs = append(rawInputs, input)
// /*addr, err := tokenengine.GetAddressFromScript(hexutil.MustDecode(PkScriptHex))
// if err != nil {
// return common.Hash{}, err
// //fmt.Println("get addr by outpoint is err")
// }*/
// /*TxHash := trimx(uvu.TxHash)
// PkScriptHex := trimx(uvu.PkScriptHex)
// input := ptnjson.RawTxInput{TxHash, uvu.OutIndex, uvu.MessageIndex, PkScriptHex, ""}
// rawInputs = append(rawInputs, input)*/
// }
// }
// //2.
// err = s.unlockKS(fromAddr, password, duration)
// if err != nil {
// return common.Hash{}, err
// }
// //3.
// err = signTokenTx(tx, rawInputs, ALL, getPubKeyFn, getSignFn)
// if err != nil {
// return common.Hash{}, err
// }
// //4.
// return submitTransaction(ctx, s.b, tx)
//}
//create raw transction
/*
func (s *PublicTransactionPoolAPI) CreateRawTransaction(ctx context.Context, params string) (string, error) {
var rawTransactionGenParams ptnjson.RawTransactionGenParams
err := json.Unmarshal([]byte(params), &rawTransactionGenParams)
if err != nil {
return "", err
}
//transaction inputs
var inputs []ptnjson.TransactionInput
for _, inputOne := range rawTransactionGenParams.Inputs {
input := ptnjson.TransactionInput{inputOne.Txid, inputOne.Vout, inputOne.MessageIndex}
inputs = append(inputs, input)
}