forked from cerc-io/plugeth
801 lines
15 KiB
Go
801 lines
15 KiB
Go
package rpc
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import (
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"bytes"
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"encoding/json"
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"math/big"
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"github.com/ethereum/go-ethereum/common"
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)
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func blockHeightFromJson(msg json.RawMessage, number *int64) error {
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var raw interface{}
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if err := json.Unmarshal(msg, &raw); err != nil {
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return NewDecodeParamError(err.Error())
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}
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return blockHeight(raw, number)
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}
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func blockHeight(raw interface{}, number *int64) error {
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// Parse as integer
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num, ok := raw.(float64)
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if ok {
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*number = int64(num)
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return nil
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}
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// Parse as string/hexstring
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str, ok := raw.(string)
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if !ok {
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return NewInvalidTypeError("blockNumber", "not a number or string")
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}
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switch str {
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case "latest":
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*number = -1
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case "pending":
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*number = -2
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default:
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*number = common.String2Big(str).Int64()
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}
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return nil
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}
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func numString(raw interface{}, number *int64) error {
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// Parse as integer
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num, ok := raw.(float64)
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if ok {
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*number = int64(num)
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return nil
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}
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// Parse as string/hexstring
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str, ok := raw.(string)
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if !ok {
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return NewInvalidTypeError("", "not a number or string")
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}
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*number = common.String2Big(str).Int64()
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return nil
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}
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type GetBlockByHashArgs struct {
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BlockHash string
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IncludeTxs bool
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}
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func (args *GetBlockByHashArgs) UnmarshalJSON(b []byte) (err error) {
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var obj []interface{}
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r := bytes.NewReader(b)
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if err := json.NewDecoder(r).Decode(&obj); err != nil {
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return NewDecodeParamError(err.Error())
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}
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if len(obj) < 1 {
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return NewInsufficientParamsError(len(obj), 1)
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}
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argstr, ok := obj[0].(string)
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if !ok {
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return NewInvalidTypeError("blockHash", "not a string")
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}
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args.BlockHash = argstr
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if len(obj) > 1 {
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args.IncludeTxs = obj[1].(bool)
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}
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return nil
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}
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type GetBlockByNumberArgs struct {
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BlockNumber int64
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IncludeTxs bool
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}
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func (args *GetBlockByNumberArgs) UnmarshalJSON(b []byte) (err error) {
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var obj []interface{}
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r := bytes.NewReader(b)
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if err := json.NewDecoder(r).Decode(&obj); err != nil {
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return NewDecodeParamError(err.Error())
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}
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if len(obj) < 1 {
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return NewInsufficientParamsError(len(obj), 1)
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}
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if v, ok := obj[0].(float64); ok {
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args.BlockNumber = int64(v)
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} else if v, ok := obj[0].(string); ok {
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args.BlockNumber = common.Big(v).Int64()
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} else {
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return NewInvalidTypeError("blockNumber", "not a number or string")
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}
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if len(obj) > 1 {
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args.IncludeTxs = obj[1].(bool)
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}
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return nil
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}
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type NewTxArgs struct {
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From string
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To string
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Value *big.Int
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Gas *big.Int
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GasPrice *big.Int
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Data string
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BlockNumber int64
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}
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func (args *NewTxArgs) UnmarshalJSON(b []byte) (err error) {
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var obj []json.RawMessage
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var ext struct{ From, To, Value, Gas, GasPrice, Data string }
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// Decode byte slice to array of RawMessages
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if err := json.Unmarshal(b, &obj); err != nil {
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return NewDecodeParamError(err.Error())
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}
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// Check for sufficient params
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if len(obj) < 1 {
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return NewInsufficientParamsError(len(obj), 1)
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}
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// Decode 0th RawMessage to temporary struct
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if err := json.Unmarshal(obj[0], &ext); err != nil {
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return NewDecodeParamError(err.Error())
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}
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if len(ext.From) == 0 {
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return NewValidationError("from", "is required")
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}
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args.From = ext.From
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args.To = ext.To
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args.Value = common.String2Big(ext.Value)
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args.Gas = common.String2Big(ext.Gas)
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args.GasPrice = common.String2Big(ext.GasPrice)
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args.Data = ext.Data
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// Check for optional BlockNumber param
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if len(obj) > 1 {
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if err := blockHeightFromJson(obj[1], &args.BlockNumber); err != nil {
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return err
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}
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}
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return nil
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}
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type GetStorageArgs struct {
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Address string
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BlockNumber int64
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}
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func (args *GetStorageArgs) UnmarshalJSON(b []byte) (err error) {
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var obj []interface{}
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if err := json.Unmarshal(b, &obj); err != nil {
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return NewDecodeParamError(err.Error())
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}
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if len(obj) < 1 {
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return NewInsufficientParamsError(len(obj), 1)
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}
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addstr, ok := obj[0].(string)
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if !ok {
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return NewInvalidTypeError("address", "not a string")
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}
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args.Address = addstr
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if len(obj) > 1 {
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if err := blockHeight(obj[1], &args.BlockNumber); err != nil {
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return err
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}
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}
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return nil
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}
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type GetStorageAtArgs struct {
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Address string
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Key string
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BlockNumber int64
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}
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func (args *GetStorageAtArgs) UnmarshalJSON(b []byte) (err error) {
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var obj []interface{}
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if err := json.Unmarshal(b, &obj); err != nil {
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return NewDecodeParamError(err.Error())
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}
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if len(obj) < 2 {
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return NewInsufficientParamsError(len(obj), 2)
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}
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addstr, ok := obj[0].(string)
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if !ok {
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return NewInvalidTypeError("address", "not a string")
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}
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args.Address = addstr
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keystr, ok := obj[1].(string)
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if !ok {
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return NewInvalidTypeError("key", "not a string")
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}
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args.Key = keystr
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if len(obj) > 2 {
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if err := blockHeight(obj[2], &args.BlockNumber); err != nil {
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return err
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}
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}
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return nil
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}
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type GetTxCountArgs struct {
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Address string
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BlockNumber int64
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}
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func (args *GetTxCountArgs) UnmarshalJSON(b []byte) (err error) {
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var obj []interface{}
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if err := json.Unmarshal(b, &obj); err != nil {
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return NewDecodeParamError(err.Error())
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}
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if len(obj) < 1 {
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return NewInsufficientParamsError(len(obj), 1)
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}
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addstr, ok := obj[0].(string)
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if !ok {
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return NewInvalidTypeError("address", "not a string")
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}
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args.Address = addstr
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if len(obj) > 1 {
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if err := blockHeight(obj[1], &args.BlockNumber); err != nil {
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return err
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}
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}
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return nil
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}
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type GetBalanceArgs struct {
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Address string
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BlockNumber int64
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}
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func (args *GetBalanceArgs) UnmarshalJSON(b []byte) (err error) {
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var obj []interface{}
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if err := json.Unmarshal(b, &obj); err != nil {
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return NewDecodeParamError(err.Error())
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}
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if len(obj) < 1 {
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return NewInsufficientParamsError(len(obj), 1)
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}
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addstr, ok := obj[0].(string)
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if !ok {
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return NewInvalidTypeError("address", "not a string")
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}
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args.Address = addstr
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if len(obj) > 1 {
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if err := blockHeight(obj[1], &args.BlockNumber); err != nil {
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return err
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}
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}
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return nil
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}
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type GetDataArgs struct {
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Address string
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BlockNumber int64
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}
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func (args *GetDataArgs) UnmarshalJSON(b []byte) (err error) {
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var obj []interface{}
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if err := json.Unmarshal(b, &obj); err != nil {
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return NewDecodeParamError(err.Error())
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}
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if len(obj) < 1 {
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return NewInsufficientParamsError(len(obj), 1)
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}
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addstr, ok := obj[0].(string)
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if !ok {
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return NewInvalidTypeError("address", "not a string")
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}
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args.Address = addstr
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if len(obj) > 1 {
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if err := blockHeight(obj[1], &args.BlockNumber); err != nil {
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return err
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}
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}
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return nil
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}
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type BlockNumIndexArgs struct {
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BlockNumber int64
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Index int64
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}
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func (args *BlockNumIndexArgs) UnmarshalJSON(b []byte) (err error) {
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var obj []interface{}
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r := bytes.NewReader(b)
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if err := json.NewDecoder(r).Decode(&obj); err != nil {
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return NewDecodeParamError(err.Error())
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}
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if len(obj) < 1 {
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return NewInsufficientParamsError(len(obj), 1)
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}
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if err := blockHeight(obj[0], &args.BlockNumber); err != nil {
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return err
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}
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if len(obj) > 1 {
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arg1, ok := obj[1].(string)
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if !ok {
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return NewInvalidTypeError("index", "not a string")
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}
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args.Index = common.Big(arg1).Int64()
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}
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return nil
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}
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type HashIndexArgs struct {
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Hash string
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Index int64
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}
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func (args *HashIndexArgs) UnmarshalJSON(b []byte) (err error) {
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var obj []interface{}
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r := bytes.NewReader(b)
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if err := json.NewDecoder(r).Decode(&obj); err != nil {
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return NewDecodeParamError(err.Error())
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}
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if len(obj) < 1 {
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return NewInsufficientParamsError(len(obj), 1)
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}
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arg0, ok := obj[0].(string)
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if !ok {
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return NewInvalidTypeError("hash", "not a string")
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}
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args.Hash = arg0
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if len(obj) > 1 {
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arg1, ok := obj[1].(string)
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if !ok {
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return NewInvalidTypeError("index", "not a string")
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}
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args.Index = common.Big(arg1).Int64()
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}
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return nil
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}
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type Sha3Args struct {
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Data string
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}
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func (args *Sha3Args) UnmarshalJSON(b []byte) (err error) {
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var obj []interface{}
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r := bytes.NewReader(b)
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if err := json.NewDecoder(r).Decode(&obj); err != nil {
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return NewDecodeParamError(err.Error())
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}
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if len(obj) < 1 {
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return NewInsufficientParamsError(len(obj), 1)
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}
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argstr, ok := obj[0].(string)
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if !ok {
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return NewInvalidTypeError("data", "is not a string")
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}
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args.Data = argstr
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return nil
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}
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type BlockFilterArgs struct {
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Earliest int64
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Latest int64
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Address interface{}
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Topics []interface{}
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Skip int
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Max int
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}
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func (args *BlockFilterArgs) UnmarshalJSON(b []byte) (err error) {
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var obj []struct {
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FromBlock interface{} `json:"fromBlock"`
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ToBlock interface{} `json:"toBlock"`
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Limit interface{} `json:"limit"`
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Offset interface{} `json:"offset"`
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Address string `json:"address"`
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Topics []interface{} `json:"topics"`
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}
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if err = json.Unmarshal(b, &obj); err != nil {
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return NewDecodeParamError(err.Error())
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}
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if len(obj) < 1 {
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return NewInsufficientParamsError(len(obj), 1)
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}
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var num int64
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if err := blockHeight(obj[0].FromBlock, &num); err != nil {
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return err
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}
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if num < 0 {
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args.Earliest = -1 //latest block
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} else {
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args.Earliest = num
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}
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if err := blockHeight(obj[0].ToBlock, &num); err != nil {
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return err
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}
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args.Latest = num
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if err := numString(obj[0].Limit, &num); err != nil {
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return err
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}
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args.Max = int(num)
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if err := numString(obj[0].Offset, &num); err != nil {
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return err
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}
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args.Skip = int(num)
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args.Address = obj[0].Address
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args.Topics = obj[0].Topics
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return nil
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}
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type DbArgs struct {
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Database string
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Key string
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Value []byte
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}
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func (args *DbArgs) UnmarshalJSON(b []byte) (err error) {
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var obj []interface{}
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if err := json.Unmarshal(b, &obj); err != nil {
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return NewDecodeParamError(err.Error())
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}
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if len(obj) < 2 {
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return NewInsufficientParamsError(len(obj), 2)
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}
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var objstr string
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var ok bool
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if objstr, ok = obj[0].(string); !ok {
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return NewInvalidTypeError("database", "not a string")
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}
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args.Database = objstr
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if objstr, ok = obj[1].(string); !ok {
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return NewInvalidTypeError("key", "not a string")
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}
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args.Key = objstr
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if len(obj) > 2 {
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objstr, ok = obj[2].(string)
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if !ok {
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return NewInvalidTypeError("value", "not a string")
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}
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args.Value = []byte(objstr)
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}
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return nil
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}
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func (a *DbArgs) requirements() error {
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if len(a.Database) == 0 {
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return NewValidationError("Database", "cannot be blank")
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}
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if len(a.Key) == 0 {
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return NewValidationError("Key", "cannot be blank")
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}
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return nil
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}
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type DbHexArgs struct {
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Database string
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Key string
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Value []byte
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}
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func (args *DbHexArgs) UnmarshalJSON(b []byte) (err error) {
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var obj []interface{}
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if err := json.Unmarshal(b, &obj); err != nil {
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return NewDecodeParamError(err.Error())
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}
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if len(obj) < 2 {
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return NewInsufficientParamsError(len(obj), 2)
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}
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var objstr string
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var ok bool
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if objstr, ok = obj[0].(string); !ok {
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return NewInvalidTypeError("database", "not a string")
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}
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args.Database = objstr
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if objstr, ok = obj[1].(string); !ok {
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return NewInvalidTypeError("key", "not a string")
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}
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args.Key = objstr
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if len(obj) > 2 {
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objstr, ok = obj[2].(string)
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if !ok {
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return NewInvalidTypeError("value", "not a string")
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}
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args.Value = common.FromHex(objstr)
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}
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return nil
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}
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func (a *DbHexArgs) requirements() error {
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if len(a.Database) == 0 {
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return NewValidationError("Database", "cannot be blank")
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}
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if len(a.Key) == 0 {
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return NewValidationError("Key", "cannot be blank")
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}
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return nil
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}
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type WhisperMessageArgs struct {
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Payload string
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To string
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From string
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Topics []string
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Priority uint32
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Ttl uint32
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}
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func (args *WhisperMessageArgs) UnmarshalJSON(b []byte) (err error) {
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var obj []struct {
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Payload string
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To string
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From string
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Topics []string
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Priority interface{}
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Ttl interface{}
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}
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if err = json.Unmarshal(b, &obj); err != nil {
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return NewDecodeParamError(err.Error())
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}
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if len(obj) < 1 {
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return NewInsufficientParamsError(len(obj), 1)
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}
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args.Payload = obj[0].Payload
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args.To = obj[0].To
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args.From = obj[0].From
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args.Topics = obj[0].Topics
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var num int64
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if err := numString(obj[0].Priority, &num); err != nil {
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return err
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}
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args.Priority = uint32(num)
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if err := numString(obj[0].Ttl, &num); err != nil {
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return err
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}
|
|
args.Ttl = uint32(num)
|
|
|
|
return nil
|
|
}
|
|
|
|
type CompileArgs struct {
|
|
Source string
|
|
}
|
|
|
|
func (args *CompileArgs) UnmarshalJSON(b []byte) (err error) {
|
|
var obj []interface{}
|
|
if err := json.Unmarshal(b, &obj); err != nil {
|
|
return NewDecodeParamError(err.Error())
|
|
}
|
|
|
|
if len(obj) < 1 {
|
|
return NewInsufficientParamsError(len(obj), 1)
|
|
}
|
|
argstr, ok := obj[0].(string)
|
|
if !ok {
|
|
return NewInvalidTypeError("arg0", "is not a string")
|
|
}
|
|
args.Source = argstr
|
|
|
|
return nil
|
|
}
|
|
|
|
type FilterStringArgs struct {
|
|
Word string
|
|
}
|
|
|
|
func (args *FilterStringArgs) UnmarshalJSON(b []byte) (err error) {
|
|
var obj []interface{}
|
|
r := bytes.NewReader(b)
|
|
if err := json.NewDecoder(r).Decode(&obj); err != nil {
|
|
return NewDecodeParamError(err.Error())
|
|
}
|
|
|
|
if len(obj) < 1 {
|
|
return NewInsufficientParamsError(len(obj), 1)
|
|
}
|
|
|
|
var argstr string
|
|
argstr, ok := obj[0].(string)
|
|
if !ok {
|
|
return NewInvalidTypeError("filter", "not a string")
|
|
}
|
|
switch argstr {
|
|
case "latest", "pending":
|
|
break
|
|
default:
|
|
return NewValidationError("Word", "Must be `latest` or `pending`")
|
|
}
|
|
args.Word = argstr
|
|
return nil
|
|
}
|
|
|
|
type FilterIdArgs struct {
|
|
Id int
|
|
}
|
|
|
|
func (args *FilterIdArgs) UnmarshalJSON(b []byte) (err error) {
|
|
var obj []interface{}
|
|
if err := json.Unmarshal(b, &obj); err != nil {
|
|
return NewDecodeParamError(err.Error())
|
|
}
|
|
|
|
if len(obj) < 1 {
|
|
return NewInsufficientParamsError(len(obj), 1)
|
|
}
|
|
|
|
var num int64
|
|
if err := numString(obj[0], &num); err != nil {
|
|
return err
|
|
}
|
|
args.Id = int(num)
|
|
|
|
return nil
|
|
}
|
|
|
|
type WhisperIdentityArgs struct {
|
|
Identity string
|
|
}
|
|
|
|
func (args *WhisperIdentityArgs) UnmarshalJSON(b []byte) (err error) {
|
|
var obj []interface{}
|
|
if err := json.Unmarshal(b, &obj); err != nil {
|
|
return NewDecodeParamError(err.Error())
|
|
}
|
|
|
|
if len(obj) < 1 {
|
|
return NewInsufficientParamsError(len(obj), 1)
|
|
}
|
|
|
|
argstr, ok := obj[0].(string)
|
|
if !ok {
|
|
return NewInvalidTypeError("arg0", "not a string")
|
|
}
|
|
// if !common.IsHex(argstr) {
|
|
// return NewValidationError("arg0", "not a hexstring")
|
|
// }
|
|
args.Identity = argstr
|
|
|
|
return nil
|
|
}
|
|
|
|
type WhisperFilterArgs struct {
|
|
To string `json:"to"`
|
|
From string
|
|
Topics []string
|
|
}
|
|
|
|
func (args *WhisperFilterArgs) UnmarshalJSON(b []byte) (err error) {
|
|
var obj []struct {
|
|
To interface{}
|
|
Topics []interface{}
|
|
}
|
|
|
|
if err = json.Unmarshal(b, &obj); err != nil {
|
|
return NewDecodeParamError(err.Error())
|
|
}
|
|
|
|
if len(obj) < 1 {
|
|
return NewInsufficientParamsError(len(obj), 1)
|
|
}
|
|
|
|
var argstr string
|
|
argstr, ok := obj[0].To.(string)
|
|
if !ok {
|
|
return NewInvalidTypeError("to", "is not a string")
|
|
}
|
|
args.To = argstr
|
|
|
|
t := make([]string, len(obj[0].Topics))
|
|
for i, j := range obj[0].Topics {
|
|
argstr, ok := j.(string)
|
|
if !ok {
|
|
return NewInvalidTypeError("topics["+string(i)+"]", "is not a string")
|
|
}
|
|
t[i] = argstr
|
|
}
|
|
args.Topics = t
|
|
|
|
return nil
|
|
}
|
|
|
|
type SubmitWorkArgs struct {
|
|
Nonce uint64
|
|
Header string
|
|
Digest string
|
|
}
|
|
|
|
func (args *SubmitWorkArgs) UnmarshalJSON(b []byte) (err error) {
|
|
var obj []interface{}
|
|
if err = json.Unmarshal(b, &obj); err != nil {
|
|
return NewDecodeParamError(err.Error())
|
|
}
|
|
|
|
if len(obj) < 3 {
|
|
return NewInsufficientParamsError(len(obj), 3)
|
|
}
|
|
|
|
var objstr string
|
|
var ok bool
|
|
if objstr, ok = obj[0].(string); !ok {
|
|
return NewInvalidTypeError("nonce", "not a string")
|
|
}
|
|
|
|
args.Nonce = common.String2Big(objstr).Uint64()
|
|
if objstr, ok = obj[1].(string); !ok {
|
|
return NewInvalidTypeError("header", "not a string")
|
|
}
|
|
|
|
args.Header = objstr
|
|
|
|
if objstr, ok = obj[2].(string); !ok {
|
|
return NewInvalidTypeError("digest", "not a string")
|
|
}
|
|
|
|
args.Digest = objstr
|
|
|
|
return nil
|
|
}
|