vmcontext

package
v0.9.0 Latest Latest
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 Go to latest Published: Jan 15, 2021 License: Apache-2.0, MIT Imports: 51 Imported by: 0

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Index

Constants

View Source 
const MaxCallDepth = 4096

Variables

View Source 
var BatchSealVerifyParallelism = 2 * goruntime.NumCPU()
View Source 
var EmptyObjectCid cid.Cid

Functions

func NewActorStateHandle 

func NewActorStateHandle(ctx actorStateHandleContext) specsruntime.StateHandle

NewActorStateHandle returns a new `ActorStateHandle`

Note: just visible for testing.

Types

type ActorImplLookup 

type ActorImplLookup interface {
	GetActorImpl(code cid.Cid, rt runtime.Runtime) (dispatch.Dispatcher, *dispatch.ExcuteError)
}

ActorImplLookup provides access To upgradeable actor code.

type ActorStorage 

type ActorStorage struct {
	// contains filtered or unexported fields
}

ActorStorage hides the storage methods From the actors and turns the errors into runtime panics.

func NewActorStorage 

func NewActorStorage(ctx context.Context, inner cbornode.IpldStore, gasTank *gas.GasTracker, pricelist gas.Pricelist) *ActorStorage

func (*ActorStorage) StoreGet 

func (s *ActorStorage) StoreGet(cid cid.Cid, obj cbor.Unmarshaler) bool

func (*ActorStorage) StorePut 

func (s *ActorStorage) StorePut(obj cbor.Marshaler) cid.Cid

type AddressIn 

type AddressIn struct {
	Addresses []address.Address
}

AddressIn pattern checks if the callers address is in the list of items provided.

func (AddressIn) IsMatch 

func (p AddressIn) IsMatch(ctx runtime.PatternContext) bool

IsMatch returns "True" if the patterns matches

type Any 

type Any struct{}

Any patterns always passses.

func (Any) IsMatch 

func (Any) IsMatch(ctx runtime.PatternContext) bool

IsMatch returns "True" if the patterns matches

type CircSupplyCalculator 

type CircSupplyCalculator func(context.Context, abi.ChainEpoch, state.Tree) (abi.TokenAmount, error)

type CodeIn 

type CodeIn struct {
	Codes []cid.Cid
}

CodeIn pattern checks if the callers code CID is in the list of items provided.

func (CodeIn) IsMatch 

func (p CodeIn) IsMatch(ctx runtime.PatternContext) bool

IsMatch returns "True" if the patterns matches

type ExecCallBack 

type ExecCallBack func(cid.Cid, VmMessage, *Ret) error

type FakeSyscalls 

type FakeSyscalls struct {
}

func (FakeSyscalls) BatchVerifySeals 

func (f FakeSyscalls) BatchVerifySeals(ctx context.Context, vis map[address.Address][]proof.SealVerifyInfo) (map[address.Address][]bool, error)

func (FakeSyscalls) ComputeUnsealedSectorCID 

func (f FakeSyscalls) ComputeUnsealedSectorCID(ctx context.Context, proof abi.RegisteredSealProof, pieces []abi.PieceInfo) (cid.Cid, error)

func (FakeSyscalls) HashBlake2b 

func (f FakeSyscalls) HashBlake2b(data []byte) [32]byte

func (FakeSyscalls) VerifyConsensusFault 

func (f FakeSyscalls) VerifyConsensusFault(ctx context.Context, h1, h2, extra []byte, view SyscallsStateView) (*runtime.ConsensusFault, error)

func (FakeSyscalls) VerifyPoSt 

func (f FakeSyscalls) VerifyPoSt(ctx context.Context, info proof.WindowPoStVerifyInfo) error

func (FakeSyscalls) VerifySeal 

func (f FakeSyscalls) VerifySeal(ctx context.Context, info proof.SealVerifyInfo) error

func (FakeSyscalls) VerifySignature 

func (f FakeSyscalls) VerifySignature(ctx context.Context, view SyscallsStateView, signature crypto.Signature, signer address.Address, plaintext []byte) error

func (FakeSyscalls) VerifyWinningPoSt 

func (f FakeSyscalls) VerifyWinningPoSt(ctx context.Context, info proof.WinningPoStVerifyInfo) error

type GasChargeBlockStore 

type GasChargeBlockStore struct {
	// contains filtered or unexported fields
}

func (*GasChargeBlockStore) Get 

func (bs *GasChargeBlockStore) Get(c cid.Cid) (blocks.Block, error)

func (*GasChargeBlockStore) Put 

func (bs *GasChargeBlockStore) Put(blk blocks.Block) error

type IsAInitActor 

type IsAInitActor struct{}

IsAInitActor pattern checks if the caller is the init actor. Dragons: delete after switching to new actors

func (IsAInitActor) IsMatch 

func (IsAInitActor) IsMatch(ctx runtime.PatternContext) bool

IsMatch returns "True" if the patterns matches

type IsAccountActor 

type IsAccountActor struct{}

IsAccountActor pattern checks if the caller is an account actor. Dragons: delete after switching to new actors

func (IsAccountActor) IsMatch 

func (IsAccountActor) IsMatch(ctx runtime.PatternContext) bool

IsMatch returns "True" if the patterns matches

type NtwkVersionGetter 

type NtwkVersionGetter func(context.Context, abi.ChainEpoch) network.Version

type Ret 

type Ret struct {
	GasTracker *gas.GasTracker
	OutPuts    gas.GasOutputs
	Receipt    types.MessageReceipt
}

type SyscallsImpl 

type SyscallsImpl interface {
	VerifySignature(ctx context.Context, view SyscallsStateView, signature crypto.Signature, signer address.Address, plaintext []byte) error
	HashBlake2b(data []byte) [32]byte
	ComputeUnsealedSectorCID(ctx context.Context, proof abi.RegisteredSealProof, pieces []abi.PieceInfo) (cid.Cid, error)
	VerifySeal(ctx context.Context, info proof.SealVerifyInfo) error
	BatchVerifySeals(ctx context.Context, vis map[address.Address][]proof.SealVerifyInfo) (map[address.Address][]bool, error)
	VerifyPoSt(ctx context.Context, info proof.WindowPoStVerifyInfo) error
	VerifyConsensusFault(ctx context.Context, h1, h2, extra []byte, view SyscallsStateView) (*specsruntime.ConsensusFault, error)
}

Syscall implementation interface. These methods take the chain epoch and other context that is implicit in the runtime as explicit parameters.

type SyscallsStateView 

type SyscallsStateView interface {
	state.AccountStateView
	MinerInfo(ctx context.Context, maddr address.Address, nv network.Version) (*miner.MinerInfo, error)
	TotalFilCircSupply(height abi.ChainEpoch, st vmState.Tree) (abi.TokenAmount, error)
	GetNtwkVersion(ctx context.Context, ce abi.ChainEpoch) network.Version
}

type TestStorage 

type TestStorage struct {
	// contains filtered or unexported fields
}

TestStorage is a fake storage used for testing.

func NewTestStorage 

func NewTestStorage(state interface{}) *TestStorage

NewTestStorage returns a new "TestStorage"

func (*TestStorage) StoreGet 

func (ts *TestStorage) StoreGet(cid cid.Cid, obj cbor.Unmarshaler) bool

Get implements runtime.Store.

func (*TestStorage) StorePut 

func (ts *TestStorage) StorePut(v cbor.Marshaler) cid.Cid

Put implements runtime.Store.

type VM 

type VM struct {
	State state.Tree
	// contains filtered or unexported fields
}

VM holds the stateView and executes messages over the stateView.

func NewVM 

func NewVM(actorImpls ActorImplLookup, vmOption VmOption) (*VM, error)

NewVM creates a new runtime for executing messages. Dragons: change To take a root and the store, build the tree internally

func (*VM) ApplyGenesisMessage 

func (vm *VM) ApplyGenesisMessage(from address.Address, to address.Address, method abi.MethodNum, value abi.TokenAmount, params interface{}) (*Ret, error)

ApplyGenesisMessage forces the execution of a message in the vm actor.

This Method is intended To be used in the generation of the genesis block only.

func (*VM) ApplyImplicitMessage 

func (vm *VM) ApplyImplicitMessage(msg types.ChainMsg) (*Ret, error)

func (*VM) ApplyMessage 

func (vm *VM) ApplyMessage(msg types.ChainMsg) (*Ret, error)

todo estimate gasLimit

func (*VM) ApplyTipSetMessages 

func (vm *VM) ApplyTipSetMessages(blocks []block.BlockMessagesInfo, ts *block.TipSet, parentEpoch, epoch abi.ChainEpoch, cb ExecCallBack) (cid.Cid, []types.MessageReceipt, error)

ApplyTipSetMessages implements interpreter.VMInterpreter

func (*VM) ContextStore 

func (vm *VM) ContextStore() adt.Store

ContextStore provides access To specs-actors adt library.

This type of store is used To access some internal actor stateView.

func (*VM) CurrentEpoch 

func (vm *VM) CurrentEpoch() abi.ChainEpoch

CurrentEpoch implements runtime.Runtime.

func (*VM) Flush 

func (vm *VM) Flush() (state.Root, error)

nolint

func (*VM) MutateState 

func (vm *VM) MutateState(ctx context.Context, addr address.Address, fn interface{}) error

MutateState usage: MutateState(ctx, idAddr, func(cst cbor.IpldStore, st *ActorStateType) error {...})

func (*VM) NtwkVersion 

func (vm *VM) NtwkVersion() network.Version

func (*VM) SetCurrentEpoch 

func (vm *VM) SetCurrentEpoch(current abi.ChainEpoch)

func (*VM) StateTree 

func (vm *VM) StateTree() state.Tree

type VMDebugMsg 

type VMDebugMsg struct {
	// contains filtered or unexported fields
}

func NewVMDebugMsg 

func NewVMDebugMsg() *VMDebugMsg

func (*VMDebugMsg) Printfln 

func (debug *VMDebugMsg) Printfln(msg string, args ...interface{})

func (*VMDebugMsg) Println 

func (debug *VMDebugMsg) Println(args ...interface{})

func (*VMDebugMsg) WriteToFile 

func (debug *VMDebugMsg) WriteToFile(fileName string) error

func (*VMDebugMsg) WriteToTerminal 

func (debug *VMDebugMsg) WriteToTerminal()

type VMInterpreter 

type VMInterpreter interface {
	// ApplyTipSetMessages applies all the messages in a tipset.
	//
	// Note: any message processing error will be present as an `ExitCode` in the `MessageReceipt`.
	ApplyTipSetMessages(blocks []block.BlockMessagesInfo, ts *block.TipSet, parentEpoch abi.ChainEpoch, epoch abi.ChainEpoch, cb ExecCallBack) (cid.Cid, []types.MessageReceipt, error)
	ApplyGenesisMessage(from address.Address, to address.Address, method abi.MethodNum, value abi.TokenAmount, params interface{}) (*Ret, error)
	ApplyMessage(msg types.ChainMsg) (*Ret, error)
	ApplyImplicitMessage(msg types.ChainMsg) (*Ret, error)

	StateTree() state.Tree
	Flush() (state.Root, error)

	MutateState(ctx context.Context, addr address.Address, fn interface{}) error
}

VMInterpreter orchestrates the execution of messages from a tipset on that tipset’s parent State.

type VmMessage 

type VmMessage struct {
	From   address.Address
	To     address.Address
	Value  abi.TokenAmount
	Method abi.MethodNum
	Params interface{}
}

func VmMessageFromUnsignedMessage 

func VmMessageFromUnsignedMessage(msg *types.UnsignedMessage) VmMessage

func (VmMessage) Caller 

func (msg VmMessage) Caller() address.Address

Caller implements runtime.MessageInfo.

func (VmMessage) Receiver 

func (msg VmMessage) Receiver() address.Address

Receiver implements runtime.MessageInfo.

func (VmMessage) ValueReceived 

func (msg VmMessage) ValueReceived() abi.TokenAmount

ValueReceived implements runtime.MessageInfo.

type VmOption 

type VmOption struct {
	CircSupplyCalculator CircSupplyCalculator
	NtwkVersionGetter    NtwkVersionGetter
	Rnd                  chain.RandomnessSource
	BaseFee              abi.TokenAmount
	Fork                 fork.IFork
	ActorCodeLoader      *dispatch.CodeLoader
	Epoch                abi.ChainEpoch
	GasPriceSchedule     *gas.PricesSchedule
	PRoot                cid.Cid
	Bsstore              blockstoreutil.Blockstore
	SysCallsImpl         SyscallsImpl
}

Source Files

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