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filters.go
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/
filters.go
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package backend
import (
"github.com/ethereum/go-ethereum/common"
ethtypes "github.com/ethereum/go-ethereum/core/types"
"github.com/pkg/errors"
)
// GetLogs returns all the logs from all the ethereum transactions in a block.
func (b *Backend) GetLogs(hash common.Hash) ([][]*ethtypes.Log, error) {
resBlock, err := b.TendermintBlockByHash(hash)
if err != nil {
return nil, err
}
if resBlock == nil {
return nil, errors.Errorf("block not found for hash %s", hash)
}
return b.GetLogsByHeight(&resBlock.Block.Header.Height)
}
// GetLogsByHeight returns all the logs from all the ethereum transactions in a block.
func (b *Backend) GetLogsByHeight(height *int64) ([][]*ethtypes.Log, error) {
// NOTE: we query the state in case the tx result logs are not persisted after an upgrade.
blockRes, err := b.TendermintBlockResultByNumber(height)
if err != nil {
return nil, err
}
return GetLogsFromBlockResults(blockRes)
}
// BloomStatus returns the BloomBitsBlocks and the number of processed sections maintained
// by the chain indexer.
func (b *Backend) BloomStatus() (uint64, uint64) {
return 4096, 0
}