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@ -6,6 +6,7 @@ import ( |
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"github.com/tendermint/tendermint/account" |
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. "github.com/tendermint/tendermint/common" |
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"github.com/tendermint/tendermint/events" |
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"github.com/tendermint/tendermint/types" |
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"github.com/tendermint/tendermint/vm" |
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) |
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@ -13,7 +14,7 @@ import ( |
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// NOTE: If an error occurs during block execution, state will be left
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// at an invalid state. Copy the state before calling ExecBlock!
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func ExecBlock(s *State, block *types.Block, blockPartsHeader types.PartSetHeader) error { |
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err := execBlock(s, block, blockPartsHeader, true) |
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err := execBlock(s, block, blockPartsHeader) |
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if err != nil { |
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return err |
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} |
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@ -29,7 +30,7 @@ func ExecBlock(s *State, block *types.Block, blockPartsHeader types.PartSetHeade |
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// executes transactions of a block, does not check block.StateHash
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// NOTE: If an error occurs during block execution, state will be left
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// at an invalid state. Copy the state before calling execBlock!
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func execBlock(s *State, block *types.Block, blockPartsHeader types.PartSetHeader, fireEvents bool) error { |
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func execBlock(s *State, block *types.Block, blockPartsHeader types.PartSetHeader) error { |
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// Basic block validation.
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err := block.ValidateBasic(s.LastBlockHeight, s.LastBlockHash, s.LastBlockParts, s.LastBlockTime) |
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if err != nil { |
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@ -111,7 +112,7 @@ func execBlock(s *State, block *types.Block, blockPartsHeader types.PartSetHeade |
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// Commit each tx
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for _, tx := range block.Data.Txs { |
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err := ExecTx(blockCache, tx, true, fireEvents) |
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err := ExecTx(blockCache, tx, true, s.evc) |
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if err != nil { |
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return InvalidTxError{tx, err} |
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} |
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@ -291,13 +292,11 @@ func adjustByOutputs(accounts map[string]*account.Account, outs []*types.TxOutpu |
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// If the tx is invalid, an error will be returned.
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// Unlike ExecBlock(), state will not be altered.
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func ExecTx(blockCache *BlockCache, tx_ types.Tx, runCall, fireEvents bool) error { |
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func ExecTx(blockCache *BlockCache, tx_ types.Tx, runCall bool, evc events.Fireable) error { |
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// TODO: do something with fees
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fees := uint64(0) |
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_s := blockCache.State() // hack to access validators and event switch.
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nilSwitch := _s.evsw == nil |
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fireEvents = fireEvents && !nilSwitch |
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// Exec tx
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switch tx := tx_.(type) { |
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@ -328,16 +327,14 @@ func ExecTx(blockCache *BlockCache, tx_ types.Tx, runCall, fireEvents bool) erro |
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blockCache.UpdateAccount(acc) |
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} |
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// If we're in a block (not mempool),
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// fire event on all inputs and outputs
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// see types/events.go for spec
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if fireEvents { |
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// if the evc is nil, nothing will happen
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if evc != nil { |
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for _, i := range tx.Inputs { |
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_s.evsw.FireEvent(types.EventStringAccInput(i.Address), tx) |
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evc.FireEvent(types.EventStringAccInput(i.Address), tx) |
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} |
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for _, o := range tx.Outputs { |
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_s.evsw.FireEvent(types.EventStringAccOutput(o.Address), tx) |
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evc.FireEvent(types.EventStringAccOutput(o.Address), tx) |
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} |
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} |
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return nil |
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@ -427,7 +424,7 @@ func ExecTx(blockCache *BlockCache, tx_ types.Tx, runCall, fireEvents bool) erro |
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txCache.UpdateAccount(caller) // because we adjusted by input above, and bumped nonce maybe.
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txCache.UpdateAccount(callee) // because we adjusted by input above.
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vmach := vm.NewVM(txCache, params, caller.Address, account.HashSignBytes(tx)) |
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vmach.SetEventSwitch(_s.evsw) |
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vmach.SetFireable(_s.evc) |
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// NOTE: Call() transfers the value from caller to callee iff call succeeds.
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ret, err := vmach.Call(caller, callee, code, tx.Data, value, &gas) |
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@ -451,12 +448,11 @@ func ExecTx(blockCache *BlockCache, tx_ types.Tx, runCall, fireEvents bool) erro |
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// Create a receipt from the ret and whether errored.
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log.Info("VM call complete", "caller", caller, "callee", callee, "return", ret, "err", err) |
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if fireEvents { |
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// Fire Events for sender and receiver
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// a separate event will be fired from vm for each
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_s.evsw.FireEvent(types.EventStringAccInput(tx.Input.Address), types.EventMsgCallTx{tx, ret, exception}) |
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_s.evsw.FireEvent(types.EventStringAccReceive(tx.Address), types.EventMsgCallTx{tx, ret, exception}) |
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// Fire Events for sender and receiver
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// a separate event will be fired from vm for each additional call
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if evc != nil { |
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evc.FireEvent(types.EventStringAccInput(tx.Input.Address), types.EventMsgCallTx{tx, ret, exception}) |
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evc.FireEvent(types.EventStringAccReceive(tx.Address), types.EventMsgCallTx{tx, ret, exception}) |
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} |
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} else { |
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// The mempool does not call txs until
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@ -525,8 +521,8 @@ func ExecTx(blockCache *BlockCache, tx_ types.Tx, runCall, fireEvents bool) erro |
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if !added { |
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panic("Failed to add validator") |
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} |
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if fireEvents { |
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_s.evsw.FireEvent(types.EventStringBond(), tx) |
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if evc != nil { |
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evc.FireEvent(types.EventStringBond(), tx) |
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} |
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return nil |
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@ -550,8 +546,8 @@ func ExecTx(blockCache *BlockCache, tx_ types.Tx, runCall, fireEvents bool) erro |
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// Good!
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_s.unbondValidator(val) |
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if fireEvents { |
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_s.evsw.FireEvent(types.EventStringUnbond(), tx) |
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if evc != nil { |
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evc.FireEvent(types.EventStringUnbond(), tx) |
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} |
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return nil |
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@ -575,8 +571,8 @@ func ExecTx(blockCache *BlockCache, tx_ types.Tx, runCall, fireEvents bool) erro |
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// Good!
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_s.rebondValidator(val) |
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if fireEvents { |
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_s.evsw.FireEvent(types.EventStringRebond(), tx) |
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if evc != nil { |
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evc.FireEvent(types.EventStringRebond(), tx) |
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} |
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return nil |
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@ -621,8 +617,8 @@ func ExecTx(blockCache *BlockCache, tx_ types.Tx, runCall, fireEvents bool) erro |
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// Good! (Bad validator!)
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_s.destroyValidator(accused) |
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if fireEvents { |
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_s.evsw.FireEvent(types.EventStringDupeout(), tx) |
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if evc != nil { |
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evc.FireEvent(types.EventStringDupeout(), tx) |
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} |
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return nil |
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