129 lines
5.7 KiB
Go
129 lines
5.7 KiB
Go
// Copyright 2015 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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// Package ethapi implements the general Ethereum API functions.
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package ethapi
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import (
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"context"
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"math/big"
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"time"
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"github.com/ethereum/go-ethereum"
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"github.com/ethereum/go-ethereum/accounts"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/consensus"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/core/bloombits"
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"github.com/ethereum/go-ethereum/core/state"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/core/vm"
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"github.com/ethereum/go-ethereum/ethdb"
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"github.com/ethereum/go-ethereum/event"
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"github.com/ethereum/go-ethereum/params"
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"github.com/ethereum/go-ethereum/rpc"
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)
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// Backend interface provides the common API services (that are provided by
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// both full and light clients) with access to necessary functions.
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type Backend interface {
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// General Ethereum API
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SyncProgress() ethereum.SyncProgress
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SuggestGasTipCap(ctx context.Context) (*big.Int, error)
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FeeHistory(ctx context.Context, blockCount uint64, lastBlock rpc.BlockNumber, rewardPercentiles []float64) (*big.Int, [][]*big.Int, []*big.Int, []float64, []*big.Int, []float64, error)
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BlobBaseFee(ctx context.Context) *big.Int
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ChainDb() ethdb.Database
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AccountManager() *accounts.Manager
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ExtRPCEnabled() bool
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RPCGasCap() uint64 // global gas cap for eth_call over rpc: DoS protection
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RPCEVMTimeout() time.Duration // global timeout for eth_call over rpc: DoS protection
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RPCTxFeeCap() float64 // global tx fee cap for all transaction related APIs
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UnprotectedAllowed() bool // allows only for EIP155 transactions.
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// Blockchain API
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SetHead(number uint64)
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HeaderByNumber(ctx context.Context, number rpc.BlockNumber) (*types.Header, error)
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HeaderByHash(ctx context.Context, hash common.Hash) (*types.Header, error)
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HeaderByNumberOrHash(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash) (*types.Header, error)
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CurrentHeader() *types.Header
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CurrentBlock() *types.Header
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BlockByNumber(ctx context.Context, number rpc.BlockNumber) (*types.Block, error)
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BlockByHash(ctx context.Context, hash common.Hash) (*types.Block, error)
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BlockByNumberOrHash(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash) (*types.Block, error)
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StateAndHeaderByNumber(ctx context.Context, number rpc.BlockNumber) (*state.StateDB, *types.Header, error)
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StateAndHeaderByNumberOrHash(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash) (*state.StateDB, *types.Header, error)
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Pending() (*types.Block, types.Receipts, *state.StateDB)
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GetReceipts(ctx context.Context, hash common.Hash) (types.Receipts, error)
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GetTd(ctx context.Context, hash common.Hash) *big.Int
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GetEVM(ctx context.Context, msg *core.Message, state *state.StateDB, header *types.Header, vmConfig *vm.Config, blockCtx *vm.BlockContext) *vm.EVM
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SubscribeChainEvent(ch chan<- core.ChainEvent) event.Subscription
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SubscribeChainHeadEvent(ch chan<- core.ChainHeadEvent) event.Subscription
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SubscribeChainSideEvent(ch chan<- core.ChainSideEvent) event.Subscription
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// Transaction pool API
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SendTx(ctx context.Context, signedTx *types.Transaction) error
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GetTransaction(ctx context.Context, txHash common.Hash) (bool, *types.Transaction, common.Hash, uint64, uint64, error)
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GetPoolTransactions() (types.Transactions, error)
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GetPoolTransaction(txHash common.Hash) *types.Transaction
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GetPoolNonce(ctx context.Context, addr common.Address) (uint64, error)
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Stats() (pending int, queued int)
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TxPoolContent() (map[common.Address][]*types.Transaction, map[common.Address][]*types.Transaction)
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TxPoolContentFrom(addr common.Address) ([]*types.Transaction, []*types.Transaction)
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SubscribeNewTxsEvent(chan<- core.NewTxsEvent) event.Subscription
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ChainConfig() *params.ChainConfig
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Engine() consensus.Engine
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// This is copied from filters.Backend
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// eth/filters needs to be initialized from this backend type, so methods needed by
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// it must also be included here.
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GetBody(ctx context.Context, hash common.Hash, number rpc.BlockNumber) (*types.Body, error)
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GetLogs(ctx context.Context, blockHash common.Hash, number uint64) ([][]*types.Log, error)
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SubscribeRemovedLogsEvent(ch chan<- core.RemovedLogsEvent) event.Subscription
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SubscribeLogsEvent(ch chan<- []*types.Log) event.Subscription
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BloomStatus() (uint64, uint64)
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ServiceFilter(ctx context.Context, session *bloombits.MatcherSession)
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}
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func GetAPIs(apiBackend Backend) []rpc.API {
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nonceLock := new(AddrLocker)
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return []rpc.API{
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{
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Namespace: "eth",
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Service: NewEthereumAPI(apiBackend),
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}, {
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Namespace: "eth",
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Service: NewBlockChainAPI(apiBackend),
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}, {
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Namespace: "eth",
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Service: NewTransactionAPI(apiBackend, nonceLock),
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}, {
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Namespace: "txpool",
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Service: NewTxPoolAPI(apiBackend),
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}, {
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Namespace: "debug",
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Service: NewDebugAPI(apiBackend),
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}, {
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Namespace: "eth",
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Service: NewEthereumAccountAPI(apiBackend.AccountManager()),
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}, {
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Namespace: "personal",
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Service: NewPersonalAccountAPI(apiBackend, nonceLock),
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},
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}
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}
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