da9157e406
* changes from update version * app changes * cmd changes * build and send tx * fix tests * eth_rpc fixes * lint * add WithEventManager to handler ctx * changelog * go mod verify and tidy
46 lines
1.4 KiB
Go
46 lines
1.4 KiB
Go
package evm
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import (
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"math/big"
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abci "github.com/tendermint/tendermint/abci/types"
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sdk "github.com/cosmos/cosmos-sdk/types"
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ethtypes "github.com/ethereum/go-ethereum/core/types"
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)
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// BeginBlock sets the Bloom and Hash mappings and resets the Bloom filter and
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// the transaction count to 0.
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func BeginBlock(k Keeper, ctx sdk.Context, req abci.RequestBeginBlock) {
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// Consider removing this when using evm as module without web3 API
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bloom := ethtypes.BytesToBloom(k.Bloom.Bytes())
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err := k.SetBlockBloomMapping(ctx, bloom, req.Header.GetHeight()-1)
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if err != nil {
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panic(err)
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}
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k.SetBlockHashMapping(ctx, req.Header.LastBlockId.GetHash(), req.Header.GetHeight()-1)
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k.Bloom = big.NewInt(0)
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k.TxCount = 0
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}
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// EndBlock updates the accounts and commits states objects to the KV Store
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func EndBlock(k Keeper, ctx sdk.Context, _ abci.RequestEndBlock) []abci.ValidatorUpdate {
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// Gas costs are handled within msg handler so costs should be ignored
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ctx = ctx.WithBlockGasMeter(sdk.NewInfiniteGasMeter())
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// Update account balances before committing other parts of state
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k.CommitStateDB.UpdateAccounts()
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// Commit state objects to KV store
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_, err := k.CommitStateDB.WithContext(ctx).Commit(true)
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if err != nil {
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panic(err)
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}
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// Clear accounts cache after account data has been committed
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k.CommitStateDB.ClearStateObjects()
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return []abci.ValidatorUpdate{}
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}
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