0020e4f2cd
* add eth_call query command Implement EthCall grpc query api Closes #229 add eth_call query command fix codec issue use query client use grpc status error and codes validate address length in grpc handler * Update x/evm/types/callargs.go Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>
78 lines
2.1 KiB
Go
78 lines
2.1 KiB
Go
package types
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import (
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"fmt"
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"math"
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"math/big"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/hexutil"
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ethtypes "github.com/ethereum/go-ethereum/core/types"
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)
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// copied from: https://github.com/ethereum/go-ethereum/blob/v1.10.3/internal/ethapi/api.go#L754
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// CallArgs represents the arguments for a call.
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type CallArgs struct {
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From *common.Address `json:"from"`
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To *common.Address `json:"to"`
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Gas *hexutil.Uint64 `json:"gas"`
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GasPrice *hexutil.Big `json:"gasPrice"`
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Value *hexutil.Big `json:"value"`
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Data *hexutil.Bytes `json:"data"`
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AccessList *ethtypes.AccessList `json:"accessList"`
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}
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// ToMessage converts CallArgs to the Message type used by the core evm
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func (args *CallArgs) ToMessage(globalGasCap uint64) ethtypes.Message {
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// Set sender address or use zero address if none specified.
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var addr common.Address
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if args.From != nil {
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addr = *args.From
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}
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// Set default gas & gas price if none were set
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gas := globalGasCap
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if gas == 0 {
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gas = uint64(math.MaxUint64 / 2)
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}
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if args.Gas != nil {
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gas = uint64(*args.Gas)
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}
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if globalGasCap != 0 && globalGasCap < gas {
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// log.Warn("Caller gas above allowance, capping", "requested", gas, "cap", globalGasCap)
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gas = globalGasCap
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}
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gasPrice := new(big.Int)
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if args.GasPrice != nil {
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gasPrice = args.GasPrice.ToInt()
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}
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value := new(big.Int)
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if args.Value != nil {
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value = args.Value.ToInt()
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}
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var data []byte
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if args.Data != nil {
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data = *args.Data
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}
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var accessList ethtypes.AccessList
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if args.AccessList != nil {
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accessList = *args.AccessList
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}
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msg := ethtypes.NewMessage(addr, args.To, 0, value, gas, gasPrice, data, accessList, false)
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return msg
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}
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// String return the struct in a string format
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func (args *CallArgs) String() string {
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// Todo: There is currently a bug with hexutil.Big when the value its nil, printing would trigger an exception
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return fmt.Sprintf("CallArgs{From:%v, To:%v, Gas:%v,"+
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" Data:%v, AccessList:%v}",
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args.From,
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args.To,
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args.Gas,
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args.Data,
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args.AccessList)
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}
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