diff options
Diffstat (limited to 'eth/api_backend.go')
| -rw-r--r-- | eth/api_backend.go | 107 |
1 files changed, 97 insertions, 10 deletions
diff --git a/eth/api_backend.go b/eth/api_backend.go index d4061f8..65c3be4 100644 --- a/eth/api_backend.go +++ b/eth/api_backend.go @@ -22,20 +22,21 @@ import ( "math/big" "github.com/ava-labs/coreth/accounts" + "github.com/ava-labs/coreth/consensus" "github.com/ava-labs/coreth/core" "github.com/ava-labs/coreth/core/rawdb" "github.com/ava-labs/coreth/core/state" "github.com/ava-labs/coreth/core/types" "github.com/ava-labs/coreth/core/vm" "github.com/ava-labs/coreth/eth/gasprice" + "github.com/ava-labs/coreth/miner" "github.com/ava-labs/coreth/params" "github.com/ava-labs/coreth/rpc" - "github.com/ava-labs/go-ethereum/common" - "github.com/ava-labs/go-ethereum/common/math" - "github.com/ava-labs/go-ethereum/core/bloombits" - "github.com/ava-labs/go-ethereum/eth/downloader" - "github.com/ava-labs/go-ethereum/ethdb" - "github.com/ava-labs/go-ethereum/event" + "github.com/ethereum/go-ethereum/common" + "github.com/ethereum/go-ethereum/core/bloombits" + "github.com/ethereum/go-ethereum/eth/downloader" + "github.com/ethereum/go-ethereum/ethdb" + "github.com/ethereum/go-ethereum/event" ) // EthAPIBackend implements ethapi.Backend for full nodes @@ -79,6 +80,23 @@ func (b *EthAPIBackend) HeaderByNumber(ctx context.Context, number rpc.BlockNumb return b.eth.blockchain.GetHeaderByNumber(uint64(number)), nil } +func (b *EthAPIBackend) HeaderByNumberOrHash(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash) (*types.Header, error) { + if blockNr, ok := blockNrOrHash.Number(); ok { + return b.HeaderByNumber(ctx, blockNr) + } + if hash, ok := blockNrOrHash.Hash(); ok { + header := b.eth.blockchain.GetHeaderByHash(hash) + if header == nil { + return nil, errors.New("header for hash not found") + } + if blockNrOrHash.RequireCanonical && b.eth.blockchain.GetCanonicalHash(header.Number.Uint64()) != hash { + return nil, errors.New("hash is not currently canonical") + } + return header, nil + } + return nil, errors.New("invalid arguments; neither block nor hash specified") +} + func (b *EthAPIBackend) HeaderByHash(ctx context.Context, hash common.Hash) (*types.Header, error) { return b.eth.blockchain.GetHeaderByHash(hash), nil } @@ -103,6 +121,27 @@ func (b *EthAPIBackend) BlockByHash(ctx context.Context, hash common.Hash) (*typ return b.eth.blockchain.GetBlockByHash(hash), nil } +func (b *EthAPIBackend) BlockByNumberOrHash(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash) (*types.Block, error) { + if blockNr, ok := blockNrOrHash.Number(); ok { + return b.BlockByNumber(ctx, blockNr) + } + if hash, ok := blockNrOrHash.Hash(); ok { + header := b.eth.blockchain.GetHeaderByHash(hash) + if header == nil { + return nil, errors.New("header for hash not found") + } + if blockNrOrHash.RequireCanonical && b.eth.blockchain.GetCanonicalHash(header.Number.Uint64()) != hash { + return nil, errors.New("hash is not currently canonical") + } + block := b.eth.blockchain.GetBlock(hash, header.Number.Uint64()) + if block == nil { + return nil, errors.New("header found, but block body is missing") + } + return block, nil + } + return nil, errors.New("invalid arguments; neither block nor hash specified") +} + func (b *EthAPIBackend) StateAndHeaderByNumber(ctx context.Context, number rpc.BlockNumber) (*state.StateDB, *types.Header, error) { // Pending state is only known by the miner if number == rpc.PendingBlockNumber { @@ -121,6 +160,27 @@ func (b *EthAPIBackend) StateAndHeaderByNumber(ctx context.Context, number rpc.B return stateDb, header, err } +func (b *EthAPIBackend) StateAndHeaderByNumberOrHash(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash) (*state.StateDB, *types.Header, error) { + if blockNr, ok := blockNrOrHash.Number(); ok { + return b.StateAndHeaderByNumber(ctx, blockNr) + } + if hash, ok := blockNrOrHash.Hash(); ok { + header, err := b.HeaderByHash(ctx, hash) + if err != nil { + return nil, nil, err + } + if header == nil { + return nil, nil, errors.New("header for hash not found") + } + if blockNrOrHash.RequireCanonical && b.eth.blockchain.GetCanonicalHash(header.Number.Uint64()) != hash { + return nil, nil, errors.New("hash is not currently canonical") + } + stateDb, err := b.eth.BlockChain().StateAt(header.Root) + return stateDb, header, err + } + return nil, nil, errors.New("invalid arguments; neither block nor hash specified") +} + func (b *EthAPIBackend) GetReceipts(ctx context.Context, hash common.Hash) (types.Receipts, error) { return b.eth.blockchain.GetReceiptsByHash(hash), nil } @@ -137,12 +197,11 @@ func (b *EthAPIBackend) GetLogs(ctx context.Context, hash common.Hash) ([][]*typ return logs, nil } -func (b *EthAPIBackend) GetTd(blockHash common.Hash) *big.Int { - return b.eth.blockchain.GetTdByHash(blockHash) +func (b *EthAPIBackend) GetTd(ctx context.Context, hash common.Hash) *big.Int { + return b.eth.blockchain.GetTdByHash(hash) } func (b *EthAPIBackend) GetEVM(ctx context.Context, msg core.Message, state *state.StateDB, header *types.Header) (*vm.EVM, func() error, error) { - state.SetBalance(msg.From(), math.MaxBig256) vmError := func() error { return nil } context := core.NewEVMContext(msg, header, b.eth.BlockChain(), nil) @@ -153,6 +212,10 @@ func (b *EthAPIBackend) SubscribeRemovedLogsEvent(ch chan<- core.RemovedLogsEven return b.eth.BlockChain().SubscribeRemovedLogsEvent(ch) } +func (b *EthAPIBackend) SubscribePendingLogsEvent(ch chan<- []*types.Log) event.Subscription { + return b.eth.miner.SubscribePendingLogs(ch) +} + func (b *EthAPIBackend) SubscribeChainEvent(ch chan<- core.ChainEvent) event.Subscription { return b.eth.BlockChain().SubscribeChainEvent(ch) } @@ -211,6 +274,10 @@ func (b *EthAPIBackend) TxPoolContent() (map[common.Address]types.Transactions, return b.eth.TxPool().Content() } +func (b *EthAPIBackend) TxPool() *core.TxPool { + return b.eth.TxPool() +} + func (b *EthAPIBackend) SubscribeNewTxsEvent(ch chan<- core.NewTxsEvent) event.Subscription { return b.eth.TxPool().SubscribeNewTxsEvent(ch) } @@ -243,10 +310,14 @@ func (b *EthAPIBackend) ExtRPCEnabled() bool { return b.extRPCEnabled } -func (b *EthAPIBackend) RPCGasCap() *big.Int { +func (b *EthAPIBackend) RPCGasCap() uint64 { return b.eth.config.RPCGasCap } +func (b *EthAPIBackend) RPCTxFeeCap() float64 { + return b.eth.config.RPCTxFeeCap +} + func (b *EthAPIBackend) BloomStatus() (uint64, uint64) { sections, _, _ := b.eth.bloomIndexer.Sections() return params.BloomBitsBlocks, sections @@ -257,3 +328,19 @@ func (b *EthAPIBackend) ServiceFilter(ctx context.Context, session *bloombits.Ma go session.Multiplex(bloomRetrievalBatch, bloomRetrievalWait, b.eth.bloomRequests) } } + +func (b *EthAPIBackend) Engine() consensus.Engine { + return b.eth.engine +} + +func (b *EthAPIBackend) CurrentHeader() *types.Header { + return b.eth.blockchain.CurrentHeader() +} + +func (b *EthAPIBackend) Miner() *miner.Miner { + return b.eth.Miner() +} + +func (b *EthAPIBackend) StartMining(threads int) error { + return b.eth.StartMining(threads) +} |