laconicd/x/evm/abci.go

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package evm
import (
"math/big"
abci "github.com/tendermint/tendermint/abci/types"
sdk "github.com/cosmos/cosmos-sdk/types"
ethtypes "github.com/ethereum/go-ethereum/core/types"
)
// BeginBlock sets the Bloom and Hash mappings and resets the Bloom filter and
// the transaction count to 0.
func BeginBlock(k Keeper, ctx sdk.Context, req abci.RequestBeginBlock) {
x/evm: unit tests and fixes (#223) * evm: move Keeper and Querier to /keeper package * keeper: update keeper_test.go * fix format * evm: use aliased types * bump SDK version to v0.38.1 * app: updates from new version * errors: switch sdk.Error -> error * errors: switch sdk.Error -> error. Continuation * more fixes * update app/ * update keys and client pkgs * build * fix tests * lint * minor changes * changelog * address @austinbell comments * Fix keyring usage in rpc API and CLI * fix keyring * break line * Misc cleanup (#188) * evm: move Begin and EndBlock to abci.go * evm: use expected keeper interfaces * app: use EthermintApp for integration and unit test setup * evm: remove count type; update codec * go mod verify * evm: rename msgs for consistency * evm: events * minor cleanup * lint * ante: update tests * changelog * nolint * evm: update statedb to create ethermint Account instead of BaseAccount * fix importer test * address @austinabell comments * update README * changelog * evm: update codec * rename GasLimit->Gas and Price ->GasPrice * msg cleanup and tests * cleanup TxData * fix marshaling * revert rename * move types * evm/keeper: querier tests * switch MarshalLengthPrefixed -> BinaryBare; remove panics * fix event sender * fix panic * try fix txDecoder error * evm: handler tests * evm: handler MsgEthermint test * fix tests * store logs in keeper after transition (#210) * add some comments * begin log handler test * update TransitionCSDB to return ReturnData * use rlp for result data encode/decode * update tests * implement SetBlockLogs * implement GetBlockLogs * test log set/get * update keeper get/set logs to use hash as key * fix test * move logsKey to csdb * attempt to fix test * attempt to fix test * attempt to fix test * lint * lint * lint * save logs after handling msg * update k.Logs * cleanup * remove unused * fix issues * comment out handler test * address comments * lint * fix handler test * address comments * use amino * lint * address comments * merge * fix encoding bug * minor fix * rpc: error handling * rpc: simulate only returns gasConsumed * rpc: error ineffassign * evm: handler test * go: bump version to 1.14 and SDK version to latest master * rpc: fix simulation return value * breaking changes from SDK * sdk: breaking changes; build * tests: fixes * minor fix * proto: ethermint types attempt * proto: define EthAccount proto type and extend sdk std.Codec * evm: fix panic on handler test * evm: minor state object changes * cleanup * tests: update test-importer * fix evm test * fix pubkey registration * lint * cleanup * more test checks for importer * minor change * codec fixes * rm init func * fix importer test build * fixes * test fixes * fix bloom key * rm unnecesary func * remove comment Co-authored-by: austinabell <austinabell8@gmail.com> Co-authored-by: noot <36753753+noot@users.noreply.github.com>
2020-04-23 15:49:25 +00:00
if req.Header.LastBlockId.GetHash() == nil || req.Header.GetHeight() < 1 {
return
}
// Consider removing this when using evm as module without web3 API
bloom := ethtypes.BytesToBloom(k.Bloom.Bytes())
k.SetBlockBloomMapping(ctx, bloom, req.Header.GetHeight())
k.SetBlockHashMapping(ctx, req.Header.LastBlockId.GetHash(), req.Header.GetHeight())
k.Bloom = big.NewInt(0)
k.TxCount = 0
}
// EndBlock updates the accounts and commits states objects to the KV Store
func EndBlock(k Keeper, ctx sdk.Context, _ abci.RequestEndBlock) []abci.ValidatorUpdate {
// Gas costs are handled within msg handler so costs should be ignored
ctx = ctx.WithBlockGasMeter(sdk.NewInfiniteGasMeter())
// Update account balances before committing other parts of state
k.CommitStateDB.UpdateAccounts()
// Commit state objects to KV store
_, err := k.CommitStateDB.WithContext(ctx).Commit(true)
if err != nil {
panic(err)
}
// Clear accounts cache after account data has been committed
k.CommitStateDB.ClearStateObjects()
return []abci.ValidatorUpdate{}
}