86 lines
2.2 KiB
Go
86 lines
2.2 KiB
Go
package validation
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import (
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"context"
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"github.com/filecoin-project/specs-actors/actors/abi"
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"github.com/filecoin-project/specs-actors/actors/crypto"
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"github.com/filecoin-project/specs-actors/actors/runtime/exitcode"
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"github.com/filecoin-project/go-sectorbuilder"
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vtypes "github.com/filecoin-project/chain-validation/chain/types"
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vstate "github.com/filecoin-project/chain-validation/state"
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"github.com/filecoin-project/lotus/chain/types"
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"github.com/filecoin-project/lotus/chain/vm"
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)
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// Applier applies messages to state trees and storage.
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type Applier struct {
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}
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var _ vstate.Applier = &Applier{}
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func NewApplier() *Applier {
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return &Applier{}
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}
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func (a *Applier) ApplyMessage(eCtx *vtypes.ExecutionContext, state vstate.VMWrapper, message *vtypes.Message) (vtypes.MessageReceipt, error) {
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ctx := context.TODO()
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st := state.(*StateWrapper)
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base := st.Root()
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randSrc := &vmRand{eCtx}
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lotusVM, err := vm.NewVM(base, abi.ChainEpoch(eCtx.Epoch), randSrc, eCtx.Miner, st.bs, vm.Syscalls(sectorbuilder.ProofVerifier))
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if err != nil {
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return vtypes.MessageReceipt{}, err
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}
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ret, err := lotusVM.ApplyMessage(ctx, toLotusMsg(message))
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if err != nil {
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return vtypes.MessageReceipt{}, err
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}
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st.stateRoot, err = lotusVM.Flush(ctx)
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if err != nil {
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return vtypes.MessageReceipt{}, err
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}
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mr := vtypes.MessageReceipt{
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ExitCode: exitcode.ExitCode(ret.ExitCode),
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ReturnValue: ret.Return,
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GasUsed: ret.GasUsed,
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}
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return mr, ret.ActorErr
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}
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func (a *Applier) ApplyTipSetMessages(state vstate.VMWrapper, blocks []vtypes.BlockMessagesInfo, epoch abi.ChainEpoch, rnd vstate.RandomnessSource) ([]vtypes.MessageReceipt, error) {
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panic("implement me")
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}
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type vmRand struct {
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eCtx *vtypes.ExecutionContext
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}
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func (*vmRand) GetRandomness(ctx context.Context, dst crypto.DomainSeparationTag, h int64, input []byte) ([]byte, error) {
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panic("implement me")
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}
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func toLotusMsg(msg *vtypes.Message) *types.Message {
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return &types.Message{
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To: msg.To,
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From: msg.From,
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Nonce: uint64(msg.CallSeqNum),
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Method: msg.Method,
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Value: types.BigInt{msg.Value.Int},
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GasPrice: types.BigInt{msg.GasPrice.Int},
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GasLimit: types.NewInt(uint64(msg.GasLimit)),
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Params: msg.Params,
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}
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}
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