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@ -26,6 +26,9 @@ type BlockExecutor struct { |
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// save state, validators, consensus params, abci responses here
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store Store |
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// use blockstore for the pruning functions.
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blockStore BlockStore |
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// execute the app against this
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proxyApp proxy.AppConnConsensus |
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@ -60,17 +63,19 @@ func NewBlockExecutor( |
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proxyApp proxy.AppConnConsensus, |
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mempool mempl.Mempool, |
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evpool EvidencePool, |
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blockStore BlockStore, |
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options ...BlockExecutorOption, |
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) *BlockExecutor { |
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res := &BlockExecutor{ |
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store: stateStore, |
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proxyApp: proxyApp, |
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eventBus: types.NopEventBus{}, |
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mempool: mempool, |
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evpool: evpool, |
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logger: logger, |
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metrics: NopMetrics(), |
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cache: make(map[string]struct{}), |
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store: stateStore, |
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proxyApp: proxyApp, |
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eventBus: types.NopEventBus{}, |
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mempool: mempool, |
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evpool: evpool, |
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logger: logger, |
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metrics: NopMetrics(), |
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cache: make(map[string]struct{}), |
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blockStore: blockStore, |
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} |
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for _, option := range options { |
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@ -139,17 +144,17 @@ func (blockExec *BlockExecutor) ValidateBlock(state State, block *types.Block) e |
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// ApplyBlock validates the block against the state, executes it against the app,
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// fires the relevant events, commits the app, and saves the new state and responses.
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// It returns the new state and the block height to retain (pruning older blocks).
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// It returns the new state.
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// It's the only function that needs to be called
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// from outside this package to process and commit an entire block.
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// It takes a blockID to avoid recomputing the parts hash.
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func (blockExec *BlockExecutor) ApplyBlock( |
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state State, blockID types.BlockID, block *types.Block, |
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) (State, int64, error) { |
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) (State, error) { |
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// validate the block if we haven't already
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if err := blockExec.ValidateBlock(state, block); err != nil { |
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return state, 0, ErrInvalidBlock(err) |
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return state, ErrInvalidBlock(err) |
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} |
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startTime := time.Now().UnixNano() |
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@ -159,14 +164,14 @@ func (blockExec *BlockExecutor) ApplyBlock( |
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endTime := time.Now().UnixNano() |
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blockExec.metrics.BlockProcessingTime.Observe(float64(endTime-startTime) / 1000000) |
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if err != nil { |
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return state, 0, ErrProxyAppConn(err) |
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return state, ErrProxyAppConn(err) |
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} |
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fail.Fail() // XXX
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// Save the results before we commit.
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if err := blockExec.store.SaveABCIResponses(block.Height, abciResponses); err != nil { |
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return state, 0, err |
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return state, err |
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} |
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fail.Fail() // XXX
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@ -175,12 +180,12 @@ func (blockExec *BlockExecutor) ApplyBlock( |
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abciValUpdates := abciResponses.EndBlock.ValidatorUpdates |
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err = validateValidatorUpdates(abciValUpdates, state.ConsensusParams.Validator) |
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if err != nil { |
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return state, 0, fmt.Errorf("error in validator updates: %v", err) |
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return state, fmt.Errorf("error in validator updates: %v", err) |
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} |
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validatorUpdates, err := types.PB2TM.ValidatorUpdates(abciValUpdates) |
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if err != nil { |
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return state, 0, err |
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return state, err |
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} |
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if len(validatorUpdates) > 0 { |
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blockExec.logger.Debug("updates to validators", "updates", types.ValidatorListString(validatorUpdates)) |
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@ -189,13 +194,13 @@ func (blockExec *BlockExecutor) ApplyBlock( |
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// Update the state with the block and responses.
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state, err = updateState(state, blockID, &block.Header, abciResponses, validatorUpdates) |
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if err != nil { |
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return state, 0, fmt.Errorf("commit failed for application: %v", err) |
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return state, fmt.Errorf("commit failed for application: %v", err) |
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} |
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// Lock mempool, commit app state, update mempoool.
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appHash, retainHeight, err := blockExec.Commit(state, block, abciResponses.DeliverTxs) |
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if err != nil { |
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return state, 0, fmt.Errorf("commit failed for application: %v", err) |
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return state, fmt.Errorf("commit failed for application: %v", err) |
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} |
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// Update evpool with the latest state.
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@ -206,11 +211,21 @@ func (blockExec *BlockExecutor) ApplyBlock( |
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// Update the app hash and save the state.
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state.AppHash = appHash |
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if err := blockExec.store.Save(state); err != nil { |
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return state, 0, err |
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return state, err |
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} |
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fail.Fail() // XXX
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// Prune old heights, if requested by ABCI app.
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if retainHeight > 0 { |
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pruned, err := blockExec.pruneBlocks(retainHeight) |
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if err != nil { |
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blockExec.logger.Error("failed to prune blocks", "retain_height", retainHeight, "err", err) |
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} else { |
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blockExec.logger.Debug("pruned blocks", "pruned", pruned, "retain_height", retainHeight) |
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} |
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} |
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// reset the verification cache
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blockExec.cache = make(map[string]struct{}) |
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@ -218,7 +233,7 @@ func (blockExec *BlockExecutor) ApplyBlock( |
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// NOTE: if we crash between Commit and Save, events wont be fired during replay
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fireEvents(blockExec.logger, blockExec.eventBus, block, blockID, abciResponses, validatorUpdates) |
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return state, retainHeight, nil |
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return state, nil |
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} |
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// Commit locks the mempool, runs the ABCI Commit message, and updates the
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@ -595,3 +610,20 @@ func ExecCommitBlock( |
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// ResponseCommit has no error or log, just data
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return res.Data, nil |
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} |
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func (blockExec *BlockExecutor) pruneBlocks(retainHeight int64) (uint64, error) { |
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base := blockExec.blockStore.Base() |
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if retainHeight <= base { |
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return 0, nil |
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} |
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pruned, err := blockExec.blockStore.PruneBlocks(retainHeight) |
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if err != nil { |
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return 0, fmt.Errorf("failed to prune block store: %w", err) |
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} |
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err = blockExec.Store().PruneStates(retainHeight) |
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if err != nil { |
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return 0, fmt.Errorf("failed to prune state store: %w", err) |
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} |
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return pruned, nil |
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} |
JayT106
4 years ago
GitHub