mirror of
https://gitlab.com/pulsechaincom/go-pulse.git
synced 2024-12-23 03:51:09 +00:00
456 lines
13 KiB
Go
456 lines
13 KiB
Go
package rpc
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import (
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"encoding/json"
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"math/big"
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"sync"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/xeth"
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)
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type EthereumApi struct {
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eth *xeth.XEth
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xethMu sync.RWMutex
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}
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func NewEthereumApi(xeth *xeth.XEth) *EthereumApi {
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api := &EthereumApi{
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eth: xeth,
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}
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return api
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}
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func (api *EthereumApi) xeth() *xeth.XEth {
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api.xethMu.RLock()
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defer api.xethMu.RUnlock()
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return api.eth
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}
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func (api *EthereumApi) xethAtStateNum(num int64) *xeth.XEth {
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return api.xeth().AtStateNum(num)
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}
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func (api *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error {
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// Spec at https://github.com/ethereum/wiki/wiki/JSON-RPC
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rpclogger.Debugf("%s %s", req.Method, req.Params)
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switch req.Method {
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case "web3_sha3":
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args := new(Sha3Args)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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*reply = common.ToHex(crypto.Sha3(common.FromHex(args.Data)))
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case "web3_clientVersion":
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*reply = api.xeth().ClientVersion()
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case "net_version":
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*reply = api.xeth().NetworkVersion()
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case "net_listening":
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*reply = api.xeth().IsListening()
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case "net_peerCount":
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v := api.xeth().PeerCount()
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*reply = common.ToHex(big.NewInt(int64(v)).Bytes())
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case "eth_version":
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*reply = api.xeth().EthVersion()
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case "eth_coinbase":
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// TODO handling of empty coinbase due to lack of accounts
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res := api.xeth().Coinbase()
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if res == "0x" || res == "0x0" {
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*reply = nil
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} else {
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*reply = res
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}
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case "eth_mining":
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*reply = api.xeth().IsMining()
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case "eth_gasPrice":
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v := api.xeth().DefaultGas()
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*reply = common.ToHex(v.Bytes())
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case "eth_accounts":
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*reply = api.xeth().Accounts()
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case "eth_blockNumber":
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v := api.xeth().CurrentBlock().Number()
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*reply = common.ToHex(v.Bytes())
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case "eth_getBalance":
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args := new(GetBalanceArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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v := api.xethAtStateNum(args.BlockNumber).State().SafeGet(args.Address).Balance()
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*reply = common.ToHex(v.Bytes())
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case "eth_getStorage", "eth_storageAt":
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args := new(GetStorageArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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*reply = api.xethAtStateNum(args.BlockNumber).State().SafeGet(args.Address).Storage()
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case "eth_getStorageAt":
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args := new(GetStorageAtArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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state := api.xethAtStateNum(args.BlockNumber).State().SafeGet(args.Address)
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value := state.StorageString(args.Key)
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*reply = common.ToHex(value.Bytes())
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case "eth_getTransactionCount":
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args := new(GetTxCountArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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count := api.xethAtStateNum(args.BlockNumber).TxCountAt(args.Address)
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*reply = common.ToHex(big.NewInt(int64(count)).Bytes())
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case "eth_getBlockTransactionCountByHash":
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args := new(GetBlockByHashArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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block := NewBlockRes(api.xeth().EthBlockByHash(args.BlockHash))
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*reply = common.ToHex(big.NewInt(int64(len(block.Transactions))).Bytes())
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case "eth_getBlockTransactionCountByNumber":
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args := new(GetBlockByNumberArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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block := NewBlockRes(api.xeth().EthBlockByNumber(args.BlockNumber))
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*reply = common.ToHex(big.NewInt(int64(len(block.Transactions))).Bytes())
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case "eth_getUncleCountByBlockHash":
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args := new(GetBlockByHashArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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block := api.xeth().EthBlockByHash(args.BlockHash)
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br := NewBlockRes(block)
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*reply = common.ToHex(big.NewInt(int64(len(br.Uncles))).Bytes())
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case "eth_getUncleCountByBlockNumber":
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args := new(GetBlockByNumberArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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block := api.xeth().EthBlockByNumber(args.BlockNumber)
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br := NewBlockRes(block)
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*reply = common.ToHex(big.NewInt(int64(len(br.Uncles))).Bytes())
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case "eth_getData", "eth_getCode":
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args := new(GetDataArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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*reply = api.xethAtStateNum(args.BlockNumber).CodeAt(args.Address)
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case "eth_sendTransaction", "eth_transact":
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args := new(NewTxArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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v, err := api.xeth().Transact(args.From, args.To, args.Value.String(), args.Gas.String(), args.GasPrice.String(), args.Data)
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if err != nil {
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return err
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}
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*reply = v
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case "eth_call":
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args := new(NewTxArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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v, err := api.xethAtStateNum(args.BlockNumber).Call(args.From, args.To, args.Value.String(), args.Gas.String(), args.GasPrice.String(), args.Data)
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if err != nil {
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return err
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}
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*reply = v
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case "eth_flush":
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return NewNotImplementedError(req.Method)
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case "eth_getBlockByHash":
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args := new(GetBlockByHashArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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block := api.xeth().EthBlockByHash(args.BlockHash)
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br := NewBlockRes(block)
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br.fullTx = args.IncludeTxs
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*reply = br
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case "eth_getBlockByNumber":
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args := new(GetBlockByNumberArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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block := api.xeth().EthBlockByNumber(args.BlockNumber)
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br := NewBlockRes(block)
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br.fullTx = args.IncludeTxs
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*reply = br
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case "eth_getTransactionByHash":
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// HashIndexArgs used, but only the "Hash" part we need.
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args := new(HashIndexArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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}
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tx := api.xeth().EthTransactionByHash(args.Hash)
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if tx != nil {
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*reply = NewTransactionRes(tx)
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}
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case "eth_getTransactionByBlockHashAndIndex":
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args := new(HashIndexArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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block := api.xeth().EthBlockByHash(args.Hash)
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br := NewBlockRes(block)
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br.fullTx = true
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if args.Index > int64(len(br.Transactions)) || args.Index < 0 {
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return NewValidationError("Index", "does not exist")
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}
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*reply = br.Transactions[args.Index]
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case "eth_getTransactionByBlockNumberAndIndex":
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args := new(BlockNumIndexArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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block := api.xeth().EthBlockByNumber(args.BlockNumber)
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v := NewBlockRes(block)
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v.fullTx = true
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if args.Index > int64(len(v.Transactions)) || args.Index < 0 {
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return NewValidationError("Index", "does not exist")
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}
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*reply = v.Transactions[args.Index]
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case "eth_getUncleByBlockHashAndIndex":
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args := new(HashIndexArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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br := NewBlockRes(api.xeth().EthBlockByHash(args.Hash))
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if args.Index > int64(len(br.Uncles)) || args.Index < 0 {
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return NewValidationError("Index", "does not exist")
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}
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uhash := br.Uncles[args.Index]
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uncle := NewBlockRes(api.xeth().EthBlockByHash(uhash.Hex()))
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*reply = uncle
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case "eth_getUncleByBlockNumberAndIndex":
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args := new(BlockNumIndexArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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block := api.xeth().EthBlockByNumber(args.BlockNumber)
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v := NewBlockRes(block)
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v.fullTx = true
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if args.Index > int64(len(v.Uncles)) || args.Index < 0 {
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return NewValidationError("Index", "does not exist")
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}
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uhash := v.Uncles[args.Index]
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uncle := NewBlockRes(api.xeth().EthBlockByHash(uhash.Hex()))
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*reply = uncle
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case "eth_getCompilers":
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c := []string{""}
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*reply = c
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case "eth_compileSolidity", "eth_compileLLL", "eth_compileSerpent":
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return NewNotImplementedError(req.Method)
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case "eth_newFilter":
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args := new(BlockFilterArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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id := api.xeth().RegisterFilter(args.Earliest, args.Latest, args.Skip, args.Max, args.Address, args.Topics)
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*reply = common.ToHex(big.NewInt(int64(id)).Bytes())
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case "eth_newBlockFilter":
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args := new(FilterStringArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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id := api.xeth().NewFilterString(args.Word)
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*reply = common.ToHex(big.NewInt(int64(id)).Bytes())
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case "eth_uninstallFilter":
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args := new(FilterIdArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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*reply = api.xeth().UninstallFilter(args.Id)
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case "eth_getFilterChanges":
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args := new(FilterIdArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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*reply = NewLogsRes(api.xeth().FilterChanged(args.Id))
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case "eth_getFilterLogs":
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args := new(FilterIdArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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*reply = NewLogsRes(api.xeth().Logs(args.Id))
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case "eth_getLogs":
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args := new(BlockFilterArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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*reply = NewLogsRes(api.xeth().AllLogs(args.Earliest, args.Latest, args.Skip, args.Max, args.Address, args.Topics))
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case "eth_getWork":
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api.xeth().SetMining(true)
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*reply = api.xeth().RemoteMining().GetWork()
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case "eth_submitWork":
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args := new(SubmitWorkArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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*reply = api.xeth().RemoteMining().SubmitWork(args.Nonce, common.HexToHash(args.Digest), common.HexToHash(args.Header))
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case "db_putString":
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args := new(DbArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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if err := args.requirements(); err != nil {
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return err
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}
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api.xeth().DbPut([]byte(args.Database+args.Key), args.Value)
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*reply = true
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case "db_getString":
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args := new(DbArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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if err := args.requirements(); err != nil {
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return err
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}
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res, _ := api.xeth().DbGet([]byte(args.Database + args.Key))
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*reply = string(res)
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case "db_putHex":
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args := new(DbHexArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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if err := args.requirements(); err != nil {
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return err
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}
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api.xeth().DbPut([]byte(args.Database+args.Key), args.Value)
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*reply = true
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case "db_getHex":
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args := new(DbHexArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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if err := args.requirements(); err != nil {
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return err
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}
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res, _ := api.xeth().DbGet([]byte(args.Database + args.Key))
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*reply = common.ToHex(res)
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case "shh_version":
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*reply = api.xeth().WhisperVersion()
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case "shh_post":
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args := new(WhisperMessageArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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err := api.xeth().Whisper().Post(args.Payload, args.To, args.From, args.Topics, args.Priority, args.Ttl)
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if err != nil {
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return err
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}
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*reply = true
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case "shh_newIdentity":
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*reply = api.xeth().Whisper().NewIdentity()
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// case "shh_removeIdentity":
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// args := new(WhisperIdentityArgs)
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// if err := json.Unmarshal(req.Params, &args); err != nil {
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// return err
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// }
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// *reply = api.xeth().Whisper().RemoveIdentity(args.Identity)
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case "shh_hasIdentity":
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args := new(WhisperIdentityArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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*reply = api.xeth().Whisper().HasIdentity(args.Identity)
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case "shh_newGroup", "shh_addToGroup":
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return NewNotImplementedError(req.Method)
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case "shh_newFilter":
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args := new(WhisperFilterArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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opts := new(xeth.Options)
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// opts.From = args.From
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opts.To = args.To
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opts.Topics = args.Topics
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id := api.xeth().NewWhisperFilter(opts)
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*reply = common.ToHex(big.NewInt(int64(id)).Bytes())
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case "shh_uninstallFilter":
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args := new(FilterIdArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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*reply = api.xeth().UninstallWhisperFilter(args.Id)
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case "shh_getFilterChanges":
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args := new(FilterIdArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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*reply = api.xeth().MessagesChanged(args.Id)
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case "shh_getMessages":
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args := new(FilterIdArgs)
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if err := json.Unmarshal(req.Params, &args); err != nil {
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return err
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}
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*reply = api.xeth().Whisper().Messages(args.Id)
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// case "eth_register":
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// // Placeholder for actual type
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// args := new(HashIndexArgs)
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// if err := json.Unmarshal(req.Params, &args); err != nil {
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// return err
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// }
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// *reply = api.xeth().Register(args.Hash)
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// case "eth_unregister":
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// args := new(HashIndexArgs)
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// if err := json.Unmarshal(req.Params, &args); err != nil {
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// return err
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// }
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// *reply = api.xeth().Unregister(args.Hash)
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// case "eth_watchTx":
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// args := new(HashIndexArgs)
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// if err := json.Unmarshal(req.Params, &args); err != nil {
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// return err
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// }
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// *reply = api.xeth().PullWatchTx(args.Hash)
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default:
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return NewNotImplementedError(req.Method)
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}
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rpclogger.DebugDetailf("Reply: %T %s", reply, reply)
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return nil
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}
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