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eth/filters: fix getLogs for pending block (#24949)

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* eth/filters: fix pending for getLogs

* add pending method to test backend

* fix block range validation
This commit is contained in:
Sina Mahmoodi
2022-06-07 08:31:19 +02:00
committed by GitHub
parent 7e9514b8c3
commit d9566e39bd
4 changed files with 59 additions and 17 deletions
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accounts/abi/bind/backends/simulated.go
+16 -9
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@@ -63,9 +63,10 @@ type SimulatedBackend struct {
database ethdb.Database // In memory database to store our testing data
blockchain *core.BlockChain // Ethereum blockchain to handle the consensus
mu sync.Mutex
pendingBlock *types.Block // Currently pending block that will be imported on request
pendingState *state.StateDB // Currently pending state that will be the active on request
mu sync.Mutex
pendingBlock *types.Block // Currently pending block that will be imported on request
pendingState *state.StateDB // Currently pending state that will be the active on request
pendingReceipts types.Receipts // Currently receipts for the pending block
events *filters.EventSystem // Event system for filtering log events live
@@ -84,8 +85,8 @@ func NewSimulatedBackendWithDatabase(database ethdb.Database, alloc core.Genesis
database: database,
blockchain: blockchain,
config: genesis.Config,
events: filters.NewEventSystem(&filterBackend{database, blockchain}, false),
}
backend.events = filters.NewEventSystem(&filterBackend{database, blockchain, backend}, false)
backend.rollback(blockchain.CurrentBlock())
return backend
}
@@ -662,7 +663,7 @@ func (b *SimulatedBackend) SendTransaction(ctx context.Context, tx *types.Transa
return fmt.Errorf("invalid transaction nonce: got %d, want %d", tx.Nonce(), nonce)
}
// Include tx in chain
blocks, _ := core.GenerateChain(b.config, block, ethash.NewFaker(), b.database, 1, func(number int, block *core.BlockGen) {
blocks, receipts := core.GenerateChain(b.config, block, ethash.NewFaker(), b.database, 1, func(number int, block *core.BlockGen) {
for _, tx := range b.pendingBlock.Transactions() {
block.AddTxWithChain(b.blockchain, tx)
}
@@ -672,6 +673,7 @@ func (b *SimulatedBackend) SendTransaction(ctx context.Context, tx *types.Transa
b.pendingBlock = blocks[0]
b.pendingState, _ = state.New(b.pendingBlock.Root(), stateDB.Database(), nil)
b.pendingReceipts = receipts[0]
return nil
}
@@ -683,7 +685,7 @@ func (b *SimulatedBackend) FilterLogs(ctx context.Context, query ethereum.Filter
var filter *filters.Filter
if query.BlockHash != nil {
// Block filter requested, construct a single-shot filter
filter = filters.NewBlockFilter(&filterBackend{b.database, b.blockchain}, *query.BlockHash, query.Addresses, query.Topics)
filter = filters.NewBlockFilter(&filterBackend{b.database, b.blockchain, b}, *query.BlockHash, query.Addresses, query.Topics)
} else {
// Initialize unset filter boundaries to run from genesis to chain head
from := int64(0)
@@ -695,7 +697,7 @@ func (b *SimulatedBackend) FilterLogs(ctx context.Context, query ethereum.Filter
to = query.ToBlock.Int64()
}
// Construct the range filter
filter = filters.NewRangeFilter(&filterBackend{b.database, b.blockchain}, from, to, query.Addresses, query.Topics)
filter = filters.NewRangeFilter(&filterBackend{b.database, b.blockchain, b}, from, to, query.Addresses, query.Topics)
}
// Run the filter and return all the logs
logs, err := filter.Logs(ctx)
@@ -816,8 +818,9 @@ func (m callMsg) AccessList() types.AccessList { return m.CallMsg.AccessList }
// filterBackend implements filters.Backend to support filtering for logs without
// taking bloom-bits acceleration structures into account.
type filterBackend struct {
db ethdb.Database
bc *core.BlockChain
db ethdb.Database
bc *core.BlockChain
backend *SimulatedBackend
}
func (fb *filterBackend) ChainDb() ethdb.Database { return fb.db }
@@ -834,6 +837,10 @@ func (fb *filterBackend) HeaderByHash(ctx context.Context, hash common.Hash) (*t
return fb.bc.GetHeaderByHash(hash), nil
}
func (fb *filterBackend) PendingBlockAndReceipts() (*types.Block, types.Receipts) {
return fb.backend.pendingBlock, fb.backend.pendingReceipts
}
func (fb *filterBackend) GetReceipts(ctx context.Context, hash common.Hash) (types.Receipts, error) {
number := rawdb.ReadHeaderNumber(fb.db, hash)
if number == nil {