ipld-eth-server/pkg/core/eth_client.go
Ian Norden 417b18ec6a Edits to address PR issues; change license from apache to AGPL; and work
towards generic method polling and reposito;y; config settings to
filterevents/methods by account address; refactoring some stuff out of
repo and into converter; remove fetcher and instead call
blockchain's FetchContractData directly; finishing tests
2018-11-15 12:32:52 -06:00

36 lines
1.4 KiB
Go

// VulcanizeDB
// Copyright © 2018 Vulcanize
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program 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 Affero General Public License for more details.
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package core
import (
"context"
"math/big"
"github.com/ethereum/go-ethereum"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/types"
)
type EthClient interface {
BlockByNumber(ctx context.Context, number *big.Int) (*types.Block, error)
CallContract(ctx context.Context, msg ethereum.CallMsg, blockNumber *big.Int) ([]byte, error)
FilterLogs(ctx context.Context, q ethereum.FilterQuery) ([]types.Log, error)
HeaderByNumber(ctx context.Context, number *big.Int) (*types.Header, error)
TransactionSender(ctx context.Context, tx *types.Transaction, block common.Hash, index uint) (common.Address, error)
TransactionReceipt(ctx context.Context, txHash common.Hash) (*types.Receipt, error)
}