activation

package
v1.1.4 Latest Latest
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Published: Sep 4, 2023 License: MIT Imports: 58 Imported by: 0

Documentation

Overview

Package activation is responsible for creating activation transactions and running the mining flow, coordinating Post building, sending proofs to PoET and building NIPost structs.

Package activation is a generated GoMock package.

Package activation is a generated GoMock package.

Index

Constants

This section is empty.

Variables

View Source
var (
	// ErrATXChallengeExpired is returned when atx missed its publication window and needs to be regenerated.
	ErrATXChallengeExpired = errors.New("builder: atx expired")
	// ErrPoetServiceUnstable is returned when poet quality of service is low.
	ErrPoetServiceUnstable = &PoetSvcUnstableError{}
	// ErrPoetProofNotReceived is returned when no poet proof was received.
	ErrPoetProofNotReceived = errors.New("builder: didn't receive any poet proof")
)
View Source
var (
	ErrNotFound       = errors.New("not found")
	ErrUnavailable    = errors.New("unavailable")
	ErrInvalidRequest = errors.New("invalid request")
)
View Source
var ErrObjectExists = sql.ErrObjectExists

Functions

func LoadNipostChallenge added in v1.0.0

func LoadNipostChallenge(dir string) (*types.NIPostChallenge, error)

func SaveNipostChallenge added in v1.0.0

func SaveNipostChallenge(dir string, ch *types.NIPostChallenge) error

func SignAndFinalizeAtx added in v1.0.0

func SignAndFinalizeAtx(signer *signing.EdSigner, atx *types.ActivationTx) error

SignAndFinalizeAtx signs the atx with specified signer and calculates the ID of the ATX.

Types

type AtxReceiver added in v1.0.0

type AtxReceiver interface {
	OnAtx(*types.ActivationTxHeader)
}

type Builder

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

Builder struct is the struct that orchestrates the creation of activation transactions it is responsible for initializing post, receiving poet proof and orchestrating nipst. after which it will calculate total weight and providing relevant view as proof.

func NewBuilder

func NewBuilder(
	conf Config,
	nodeID types.NodeID,
	signer *signing.EdSigner,
	cdb *datastore.CachedDB,
	hdlr atxHandler,
	publisher pubsub.Publisher,
	nipostBuilder nipostBuilder,
	postSetupProvider postSetupProvider,
	layerClock layerClock,
	syncer syncer,
	log log.Log,
	opts ...BuilderOption,
) *Builder

NewBuilder returns an atx builder that will start a routine that will attempt to create an atx upon each new layer.

func (*Builder) Coinbase added in v1.0.0

func (b *Builder) Coinbase() types.Address

Coinbase returns the current coinbase address.

func (*Builder) GetPositioningAtx

func (b *Builder) GetPositioningAtx() (types.ATXID, error)

GetPositioningAtx returns atx id with the highest tick height.

func (*Builder) PublishActivationTx

func (b *Builder) PublishActivationTx(ctx context.Context) error

PublishActivationTx attempts to publish an atx, it returns an error if an atx cannot be created.

func (*Builder) SetCoinbase added in v1.0.0

func (b *Builder) SetCoinbase(rewardAddress types.Address)

SetCoinbase sets the address rewardAddress to be the coinbase account written into the activation transaction the rewards for blocks made by this miner will go to this address.

func (*Builder) SmesherID added in v1.0.0

func (b *Builder) SmesherID() types.NodeID

SmesherID returns the ID of the smesher that created this activation.

func (*Builder) Smeshing added in v1.0.0

func (b *Builder) Smeshing() bool

Smeshing returns true iff atx builder is smeshing.

func (*Builder) StartSmeshing added in v1.0.0

func (b *Builder) StartSmeshing(coinbase types.Address, opts PostSetupOpts) error

StartSmeshing is the main entry point of the atx builder. It runs the main loop of the builder in a new go-routine and shouldn't be called more than once without calling StopSmeshing in between. If the post data is incomplete or missing, data creation session will be preceded. Changing of the post options (e.g., number of labels), after initial setup, is supported. If data creation fails for any reason then the go-routine will panic.

func (*Builder) StopSmeshing added in v1.0.0

func (b *Builder) StopSmeshing(deleteFiles bool) error

StopSmeshing stops the atx builder. It doesn't wait for the smeshing to stop.

func (*Builder) UpdatePoETServers added in v1.0.0

func (b *Builder) UpdatePoETServers(ctx context.Context, endpoints []string) error

UpdatePoETServers updates poet client. Context is used to verify that the target is responsive.

type BuilderOption added in v1.0.0

type BuilderOption func(*Builder)

BuilderOption ...

func WithContext added in v1.0.0

func WithContext(ctx context.Context) BuilderOption

WithContext modifies parent context for background job.

func WithPoETClientInitializer added in v1.0.0

func WithPoETClientInitializer(initializer PoETClientInitializer) BuilderOption

WithPoETClientInitializer modifies initialization logic for PoET client. Used during client update.

func WithPoetConfig added in v1.0.0

func WithPoetConfig(c PoetConfig) BuilderOption

WithPoetConfig sets the poet config.

func WithPoetRetryInterval added in v1.0.0

func WithPoetRetryInterval(interval time.Duration) BuilderOption

WithPoetRetryInterval modifies time that builder will have to wait before retrying ATX build process if it failed due to issues with PoET server.

func WithValidator added in v1.0.3

func WithValidator(v nipostValidator) BuilderOption

type Config added in v0.1.28

type Config struct {
	CoinbaseAccount types.Address
	GoldenATXID     types.ATXID
	LayersPerEpoch  uint32
}

Config defines configuration for Builder.

type ErrAtxNotFound

type ErrAtxNotFound struct {
	Id types.ATXID
	// contains filtered or unexported fields
}

func (*ErrAtxNotFound) Error added in v1.0.0

func (e *ErrAtxNotFound) Error() string

func (*ErrAtxNotFound) Is added in v1.0.0

func (e *ErrAtxNotFound) Is(target error) bool

func (*ErrAtxNotFound) Unwrap added in v1.0.0

func (e *ErrAtxNotFound) Unwrap() error

type HTTPPoetClient

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

HTTPPoetClient implements PoetProvingServiceClient interface.

func NewHTTPPoetClient

func NewHTTPPoetClient(baseUrl string, cfg PoetConfig, opts ...PoetClientOpts) (*HTTPPoetClient, error)

NewHTTPPoetClient returns new instance of HTTPPoetClient connecting to the specified url.

func (*HTTPPoetClient) PoetServiceID added in v0.1.11

func (c *HTTPPoetClient) PoetServiceID(ctx context.Context) (types.PoetServiceID, error)

PoetServiceID returns the public key of the PoET proving service.

func (*HTTPPoetClient) PowParams added in v1.0.0

func (c *HTTPPoetClient) PowParams(ctx context.Context) (*PoetPowParams, error)

func (*HTTPPoetClient) Proof added in v1.0.0

Proof implements PoetProvingServiceClient.

func (*HTTPPoetClient) Submit

func (c *HTTPPoetClient) Submit(ctx context.Context, prefix, challenge []byte, signature types.EdSignature, nodeID types.NodeID, pow PoetPoW) (*types.PoetRound, error)

Submit registers a challenge in the proving service current open round.

type HTTPPoetOpt added in v1.0.0

type HTTPPoetOpt func(*config.Config)

func WithCycleGap added in v1.0.0

func WithCycleGap(gap time.Duration) HTTPPoetOpt

func WithEpochDuration added in v1.0.0

func WithEpochDuration(epoch time.Duration) HTTPPoetOpt

func WithGenesis added in v1.0.0

func WithGenesis(genesis time.Time) HTTPPoetOpt

func WithPhaseShift added in v1.0.0

func WithPhaseShift(phase time.Duration) HTTPPoetOpt

type HTTPPoetTestHarness added in v1.0.0

type HTTPPoetTestHarness struct {
	*HTTPPoetClient
	Service *server.Server
}

HTTPPoetTestHarness utilizes a local self-contained poet server instance targeted by an HTTP client. It is intended to be used in tests only.

func NewHTTPPoetTestHarness added in v1.0.0

func NewHTTPPoetTestHarness(ctx context.Context, poetdir string, clientCfg PoetConfig, opts ...HTTPPoetOpt) (*HTTPPoetTestHarness, error)

NewHTTPPoetTestHarness returns a new instance of HTTPPoetHarness.

type Handler added in v1.0.0

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

Handler processes the atxs received from all nodes and their validity status.

func NewHandler added in v1.0.0

func NewHandler(
	cdb *datastore.CachedDB,
	edVerifier *signing.EdVerifier,
	c layerClock,
	pub pubsub.Publisher,
	fetcher system.Fetcher,
	layersPerEpoch uint32,
	tickSize uint64,
	goldenATXID types.ATXID,
	nipostValidator nipostValidator,
	beacon AtxReceiver,
	tortoise system.Tortoise,
	log log.Log,
	poetCfg PoetConfig,
) *Handler

NewHandler returns a data handler for ATX.

func (*Handler) AwaitAtx added in v1.0.0

func (h *Handler) AwaitAtx(id types.ATXID) chan struct{}

AwaitAtx returns a channel that will receive notification when the specified atx with id is received via gossip.

func (*Handler) ContextuallyValidateAtx added in v1.0.0

func (h *Handler) ContextuallyValidateAtx(atx *types.VerifiedActivationTx) error

ContextuallyValidateAtx ensures that the previous ATX referenced is the last known ATX for the referenced miner ID. If a previous ATX is not referenced, it validates that indeed there's no previous known ATX for that miner ID.

func (*Handler) FetchAtxReferences added in v1.0.0

func (h *Handler) FetchAtxReferences(ctx context.Context, atx *types.ActivationTx) error

FetchAtxReferences fetches referenced ATXs from peers if they are not found in db.

func (*Handler) GetEpochAtxs added in v1.0.0

func (h *Handler) GetEpochAtxs(epochID types.EpochID) (ids []types.ATXID, err error)

GetEpochAtxs returns all valid ATXs received in the epoch epochID.

func (*Handler) HandleGossipAtx added in v1.0.0

func (h *Handler) HandleGossipAtx(ctx context.Context, peer p2p.Peer, msg []byte) error

HandleGossipAtx handles the atx gossip data channel.

func (*Handler) HandleSyncedAtx added in v1.1.0

func (h *Handler) HandleSyncedAtx(ctx context.Context, expHash types.Hash32, peer p2p.Peer, data []byte) error

HandleSyncedAtx handles atxs received by sync.

func (*Handler) ProcessAtx added in v1.0.0

func (h *Handler) ProcessAtx(ctx context.Context, atx *types.VerifiedActivationTx) error

ProcessAtx validates the active set size declared in the atx, and contextually validates the atx according to atx validation rules it then stores the atx with flag set to validity of the atx.

ATXs received as input must be already syntactically valid. Only contextual validation is performed.

func (*Handler) SyntacticallyValidateAtx added in v1.0.0

func (h *Handler) SyntacticallyValidateAtx(ctx context.Context, atx *types.ActivationTx) (*types.VerifiedActivationTx, error)

SyntacticallyValidateAtx ensures the following conditions apply, otherwise it returns an error.

  • The PublishEpoch is less than or equal to the current epoch + 1.
  • If the sequence number is non-zero: PrevATX points to a syntactically valid ATX whose sequence number is one less than the current ATXs sequence number.
  • If the sequence number is zero: PrevATX is empty.
  • Positioning ATX points to a syntactically valid ATX.
  • NIPost challenge is a hash of the serialization of the following fields: NodeID, SequenceNumber, PrevATXID, LayerID, StartTick, PositioningATX.
  • The NIPost is valid.
  • ATX LayerID is NIPostLayerTime or less after the PositioningATX LayerID.
  • The ATX view of the previous epoch contains ActiveSetSize activations.

func (*Handler) UnsubscribeAtx added in v1.0.0

func (h *Handler) UnsubscribeAtx(id types.ATXID)

UnsubscribeAtx un subscribes the waiting for a specific atx with atx id id to arrive via gossip.

type MockAtxReceiver added in v1.0.0

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

MockAtxReceiver is a mock of AtxReceiver interface.

func NewMockAtxReceiver added in v1.0.0

func NewMockAtxReceiver(ctrl *gomock.Controller) *MockAtxReceiver

NewMockAtxReceiver creates a new mock instance.

func (*MockAtxReceiver) EXPECT added in v1.0.0

EXPECT returns an object that allows the caller to indicate expected use.

func (*MockAtxReceiver) OnAtx added in v1.0.0

func (m *MockAtxReceiver) OnAtx(arg0 *types.ActivationTxHeader)

OnAtx mocks base method.

type MockAtxReceiverMockRecorder added in v1.0.0

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

MockAtxReceiverMockRecorder is the mock recorder for MockAtxReceiver.

func (*MockAtxReceiverMockRecorder) OnAtx added in v1.0.0

func (mr *MockAtxReceiverMockRecorder) OnAtx(arg0 interface{}) *gomock.Call

OnAtx indicates an expected call of OnAtx.

type MockPoetProvingServiceClient added in v1.0.0

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

MockPoetProvingServiceClient is a mock of PoetProvingServiceClient interface.

func NewMockPoetProvingServiceClient added in v1.0.0

func NewMockPoetProvingServiceClient(ctrl *gomock.Controller) *MockPoetProvingServiceClient

NewMockPoetProvingServiceClient creates a new mock instance.

func (*MockPoetProvingServiceClient) EXPECT added in v1.0.0

EXPECT returns an object that allows the caller to indicate expected use.

func (*MockPoetProvingServiceClient) PoetServiceID added in v1.0.0

PoetServiceID mocks base method.

func (*MockPoetProvingServiceClient) PowParams added in v1.0.0

PowParams mocks base method.

func (*MockPoetProvingServiceClient) Proof added in v1.0.0

Proof mocks base method.

func (*MockPoetProvingServiceClient) Submit added in v1.0.0

func (m *MockPoetProvingServiceClient) Submit(ctx context.Context, prefix, challenge []byte, signature types.EdSignature, nodeID types.NodeID, pow PoetPoW) (*types.PoetRound, error)

Submit mocks base method.

type MockPoetProvingServiceClientMockRecorder added in v1.0.0

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

MockPoetProvingServiceClientMockRecorder is the mock recorder for MockPoetProvingServiceClient.

func (*MockPoetProvingServiceClientMockRecorder) PoetServiceID added in v1.0.0

func (mr *MockPoetProvingServiceClientMockRecorder) PoetServiceID(arg0 interface{}) *gomock.Call

PoetServiceID indicates an expected call of PoetServiceID.

func (*MockPoetProvingServiceClientMockRecorder) PowParams added in v1.0.0

func (mr *MockPoetProvingServiceClientMockRecorder) PowParams(ctx interface{}) *gomock.Call

PowParams indicates an expected call of PowParams.

func (*MockPoetProvingServiceClientMockRecorder) Proof added in v1.0.0

func (mr *MockPoetProvingServiceClientMockRecorder) Proof(ctx, roundID interface{}) *gomock.Call

Proof indicates an expected call of Proof.

func (*MockPoetProvingServiceClientMockRecorder) Submit added in v1.0.0

func (mr *MockPoetProvingServiceClientMockRecorder) Submit(ctx, prefix, challenge, signature, nodeID, pow interface{}) *gomock.Call

Submit indicates an expected call of Submit.

type MockPostVerifier added in v1.0.0

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

MockPostVerifier is a mock of PostVerifier interface.

func NewMockPostVerifier added in v1.0.0

func NewMockPostVerifier(ctrl *gomock.Controller) *MockPostVerifier

NewMockPostVerifier creates a new mock instance.

func (*MockPostVerifier) Close added in v1.0.0

func (m *MockPostVerifier) Close() error

Close mocks base method.

func (*MockPostVerifier) EXPECT added in v1.0.0

EXPECT returns an object that allows the caller to indicate expected use.

func (*MockPostVerifier) Verify added in v1.0.0

Verify mocks base method.

type MockPostVerifierMockRecorder added in v1.0.0

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

MockPostVerifierMockRecorder is the mock recorder for MockPostVerifier.

func (*MockPostVerifierMockRecorder) Close added in v1.0.0

Close indicates an expected call of Close.

func (*MockPostVerifierMockRecorder) Verify added in v1.0.0

func (mr *MockPostVerifierMockRecorder) Verify(ctx, p, m interface{}, opts ...interface{}) *gomock.Call

Verify indicates an expected call of Verify.

type MockSmeshingProvider added in v1.0.0

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

MockSmeshingProvider is a mock of SmeshingProvider interface.

func NewMockSmeshingProvider added in v1.0.0

func NewMockSmeshingProvider(ctrl *gomock.Controller) *MockSmeshingProvider

NewMockSmeshingProvider creates a new mock instance.

func (*MockSmeshingProvider) Coinbase added in v1.0.0

func (m *MockSmeshingProvider) Coinbase() types.Address

Coinbase mocks base method.

func (*MockSmeshingProvider) EXPECT added in v1.0.0

EXPECT returns an object that allows the caller to indicate expected use.

func (*MockSmeshingProvider) SetCoinbase added in v1.0.0

func (m *MockSmeshingProvider) SetCoinbase(coinbase types.Address)

SetCoinbase mocks base method.

func (*MockSmeshingProvider) SmesherID added in v1.0.0

func (m *MockSmeshingProvider) SmesherID() types.NodeID

SmesherID mocks base method.

func (*MockSmeshingProvider) Smeshing added in v1.0.0

func (m *MockSmeshingProvider) Smeshing() bool

Smeshing mocks base method.

func (*MockSmeshingProvider) StartSmeshing added in v1.0.0

func (m *MockSmeshingProvider) StartSmeshing(arg0 types.Address, arg1 PostSetupOpts) error

StartSmeshing mocks base method.

func (*MockSmeshingProvider) StopSmeshing added in v1.0.0

func (m *MockSmeshingProvider) StopSmeshing(arg0 bool) error

StopSmeshing mocks base method.

func (*MockSmeshingProvider) UpdatePoETServers added in v1.0.0

func (m *MockSmeshingProvider) UpdatePoETServers(ctx context.Context, endpoints []string) error

UpdatePoETServers mocks base method.

type MockSmeshingProviderMockRecorder added in v1.0.0

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

MockSmeshingProviderMockRecorder is the mock recorder for MockSmeshingProvider.

func (*MockSmeshingProviderMockRecorder) Coinbase added in v1.0.0

Coinbase indicates an expected call of Coinbase.

func (*MockSmeshingProviderMockRecorder) SetCoinbase added in v1.0.0

func (mr *MockSmeshingProviderMockRecorder) SetCoinbase(coinbase interface{}) *gomock.Call

SetCoinbase indicates an expected call of SetCoinbase.

func (*MockSmeshingProviderMockRecorder) SmesherID added in v1.0.0

func (mr *MockSmeshingProviderMockRecorder) SmesherID() *gomock.Call

SmesherID indicates an expected call of SmesherID.

func (*MockSmeshingProviderMockRecorder) Smeshing added in v1.0.0

Smeshing indicates an expected call of Smeshing.

func (*MockSmeshingProviderMockRecorder) StartSmeshing added in v1.0.0

func (mr *MockSmeshingProviderMockRecorder) StartSmeshing(arg0, arg1 interface{}) *gomock.Call

StartSmeshing indicates an expected call of StartSmeshing.

func (*MockSmeshingProviderMockRecorder) StopSmeshing added in v1.0.0

func (mr *MockSmeshingProviderMockRecorder) StopSmeshing(arg0 interface{}) *gomock.Call

StopSmeshing indicates an expected call of StopSmeshing.

func (*MockSmeshingProviderMockRecorder) UpdatePoETServers added in v1.0.0

func (mr *MockSmeshingProviderMockRecorder) UpdatePoETServers(ctx, endpoints interface{}) *gomock.Call

UpdatePoETServers indicates an expected call of UpdatePoETServers.

type MockatxHandler added in v1.0.0

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

MockatxHandler is a mock of atxHandler interface.

func NewMockatxHandler added in v1.0.0

func NewMockatxHandler(ctrl *gomock.Controller) *MockatxHandler

NewMockatxHandler creates a new mock instance.

func (*MockatxHandler) AwaitAtx added in v1.0.0

func (m *MockatxHandler) AwaitAtx(id types.ATXID) chan struct{}

AwaitAtx mocks base method.

func (*MockatxHandler) EXPECT added in v1.0.0

EXPECT returns an object that allows the caller to indicate expected use.

func (*MockatxHandler) UnsubscribeAtx added in v1.0.0

func (m *MockatxHandler) UnsubscribeAtx(id types.ATXID)

UnsubscribeAtx mocks base method.

type MockatxHandlerMockRecorder added in v1.0.0

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

MockatxHandlerMockRecorder is the mock recorder for MockatxHandler.

func (*MockatxHandlerMockRecorder) AwaitAtx added in v1.0.0

func (mr *MockatxHandlerMockRecorder) AwaitAtx(id interface{}) *gomock.Call

AwaitAtx indicates an expected call of AwaitAtx.

func (*MockatxHandlerMockRecorder) UnsubscribeAtx added in v1.0.0

func (mr *MockatxHandlerMockRecorder) UnsubscribeAtx(id interface{}) *gomock.Call

UnsubscribeAtx indicates an expected call of UnsubscribeAtx.

type MockatxProvider added in v1.0.0

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

MockatxProvider is a mock of atxProvider interface.

func NewMockatxProvider added in v1.0.0

func NewMockatxProvider(ctrl *gomock.Controller) *MockatxProvider

NewMockatxProvider creates a new mock instance.

func (*MockatxProvider) EXPECT added in v1.0.0

EXPECT returns an object that allows the caller to indicate expected use.

func (*MockatxProvider) GetAtxHeader added in v1.0.0

func (m *MockatxProvider) GetAtxHeader(id types.ATXID) (*types.ActivationTxHeader, error)

GetAtxHeader mocks base method.

type MockatxProviderMockRecorder added in v1.0.0

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

MockatxProviderMockRecorder is the mock recorder for MockatxProvider.

func (*MockatxProviderMockRecorder) GetAtxHeader added in v1.0.0

func (mr *MockatxProviderMockRecorder) GetAtxHeader(id interface{}) *gomock.Call

GetAtxHeader indicates an expected call of GetAtxHeader.

type MocklayerClock added in v1.0.0

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

MocklayerClock is a mock of layerClock interface.

func NewMocklayerClock added in v1.0.0

func NewMocklayerClock(ctrl *gomock.Controller) *MocklayerClock

NewMocklayerClock creates a new mock instance.

func (*MocklayerClock) AwaitLayer added in v1.0.0

func (m *MocklayerClock) AwaitLayer(layerID types.LayerID) <-chan struct{}

AwaitLayer mocks base method.

func (*MocklayerClock) CurrentLayer added in v1.0.0

func (m *MocklayerClock) CurrentLayer() types.LayerID

CurrentLayer mocks base method.

func (*MocklayerClock) EXPECT added in v1.0.0

EXPECT returns an object that allows the caller to indicate expected use.

func (*MocklayerClock) LayerToTime added in v1.0.0

func (m *MocklayerClock) LayerToTime(arg0 types.LayerID) time.Time

LayerToTime mocks base method.

type MocklayerClockMockRecorder added in v1.0.0

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

MocklayerClockMockRecorder is the mock recorder for MocklayerClock.

func (*MocklayerClockMockRecorder) AwaitLayer added in v1.0.0

func (mr *MocklayerClockMockRecorder) AwaitLayer(layerID interface{}) *gomock.Call

AwaitLayer indicates an expected call of AwaitLayer.

func (*MocklayerClockMockRecorder) CurrentLayer added in v1.0.0

func (mr *MocklayerClockMockRecorder) CurrentLayer() *gomock.Call

CurrentLayer indicates an expected call of CurrentLayer.

func (*MocklayerClockMockRecorder) LayerToTime added in v1.0.0

func (mr *MocklayerClockMockRecorder) LayerToTime(arg0 interface{}) *gomock.Call

LayerToTime indicates an expected call of LayerToTime.

type MocknipostBuilder added in v1.0.0

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

MocknipostBuilder is a mock of nipostBuilder interface.

func NewMocknipostBuilder added in v1.0.0

func NewMocknipostBuilder(ctrl *gomock.Controller) *MocknipostBuilder

NewMocknipostBuilder creates a new mock instance.

func (*MocknipostBuilder) BuildNIPost added in v1.0.0

func (m *MocknipostBuilder) BuildNIPost(ctx context.Context, challenge *types.NIPostChallenge) (*types.NIPost, error)

BuildNIPost mocks base method.

func (*MocknipostBuilder) DataDir added in v1.0.0

func (m *MocknipostBuilder) DataDir() string

DataDir mocks base method.

func (*MocknipostBuilder) EXPECT added in v1.0.0

EXPECT returns an object that allows the caller to indicate expected use.

func (*MocknipostBuilder) UpdatePoETProvers added in v1.0.0

func (m *MocknipostBuilder) UpdatePoETProvers(arg0 []PoetProvingServiceClient)

UpdatePoETProvers mocks base method.

type MocknipostBuilderMockRecorder added in v1.0.0

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

MocknipostBuilderMockRecorder is the mock recorder for MocknipostBuilder.

func (*MocknipostBuilderMockRecorder) BuildNIPost added in v1.0.0

func (mr *MocknipostBuilderMockRecorder) BuildNIPost(ctx, challenge interface{}) *gomock.Call

BuildNIPost indicates an expected call of BuildNIPost.

func (*MocknipostBuilderMockRecorder) DataDir added in v1.0.0

func (mr *MocknipostBuilderMockRecorder) DataDir() *gomock.Call

DataDir indicates an expected call of DataDir.

func (*MocknipostBuilderMockRecorder) UpdatePoETProvers added in v1.0.0

func (mr *MocknipostBuilderMockRecorder) UpdatePoETProvers(arg0 interface{}) *gomock.Call

UpdatePoETProvers indicates an expected call of UpdatePoETProvers.

type MocknipostValidator added in v1.0.0

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

MocknipostValidator is a mock of nipostValidator interface.

func NewMocknipostValidator added in v1.0.0

func NewMocknipostValidator(ctrl *gomock.Controller) *MocknipostValidator

NewMocknipostValidator creates a new mock instance.

func (*MocknipostValidator) EXPECT added in v1.0.0

EXPECT returns an object that allows the caller to indicate expected use.

func (*MocknipostValidator) InitialNIPostChallenge added in v1.0.0

func (m *MocknipostValidator) InitialNIPostChallenge(challenge *types.NIPostChallenge, atxs atxProvider, goldenATXID types.ATXID) error

InitialNIPostChallenge mocks base method.

func (*MocknipostValidator) NIPost added in v1.0.0

func (m *MocknipostValidator) NIPost(ctx context.Context, publishEpoch types.EpochID, nodeId types.NodeID, atxId types.ATXID, NIPost *types.NIPost, expectedChallenge types.Hash32, numUnits uint32, opts ...verifying.OptionFunc) (uint64, error)

NIPost mocks base method.

func (*MocknipostValidator) NIPostChallenge added in v1.0.0

func (m *MocknipostValidator) NIPostChallenge(challenge *types.NIPostChallenge, atxs atxProvider, nodeID types.NodeID) error

NIPostChallenge mocks base method.

func (*MocknipostValidator) NumUnits added in v1.0.0

func (m *MocknipostValidator) NumUnits(cfg *PostConfig, numUnits uint32) error

NumUnits mocks base method.

func (*MocknipostValidator) PositioningAtx added in v1.0.0

func (m *MocknipostValidator) PositioningAtx(id *types.ATXID, atxs atxProvider, goldenATXID types.ATXID, pubepoch types.EpochID, layersPerEpoch uint32) error

PositioningAtx mocks base method.

func (*MocknipostValidator) Post added in v1.0.0

func (m *MocknipostValidator) Post(ctx context.Context, publishEpoch types.EpochID, nodeId types.NodeID, atxId types.ATXID, Post *types.Post, PostMetadata *types.PostMetadata, numUnits uint32, opts ...verifying.OptionFunc) error

Post mocks base method.

func (*MocknipostValidator) PostMetadata added in v1.0.0

func (m *MocknipostValidator) PostMetadata(cfg *PostConfig, metadata *types.PostMetadata) error

PostMetadata mocks base method.

func (*MocknipostValidator) VRFNonce added in v1.0.0

func (m *MocknipostValidator) VRFNonce(nodeId types.NodeID, commitmentAtxId types.ATXID, vrfNonce *types.VRFPostIndex, PostMetadata *types.PostMetadata, numUnits uint32) error

VRFNonce mocks base method.

type MocknipostValidatorMockRecorder added in v1.0.0

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

MocknipostValidatorMockRecorder is the mock recorder for MocknipostValidator.

func (*MocknipostValidatorMockRecorder) InitialNIPostChallenge added in v1.0.0

func (mr *MocknipostValidatorMockRecorder) InitialNIPostChallenge(challenge, atxs, goldenATXID interface{}) *gomock.Call

InitialNIPostChallenge indicates an expected call of InitialNIPostChallenge.

func (*MocknipostValidatorMockRecorder) NIPost added in v1.0.0

func (mr *MocknipostValidatorMockRecorder) NIPost(ctx, publishEpoch, nodeId, atxId, NIPost, expectedChallenge, numUnits interface{}, opts ...interface{}) *gomock.Call

NIPost indicates an expected call of NIPost.

func (*MocknipostValidatorMockRecorder) NIPostChallenge added in v1.0.0

func (mr *MocknipostValidatorMockRecorder) NIPostChallenge(challenge, atxs, nodeID interface{}) *gomock.Call

NIPostChallenge indicates an expected call of NIPostChallenge.

func (*MocknipostValidatorMockRecorder) NumUnits added in v1.0.0

func (mr *MocknipostValidatorMockRecorder) NumUnits(cfg, numUnits interface{}) *gomock.Call

NumUnits indicates an expected call of NumUnits.

func (*MocknipostValidatorMockRecorder) PositioningAtx added in v1.0.0

func (mr *MocknipostValidatorMockRecorder) PositioningAtx(id, atxs, goldenATXID, pubepoch, layersPerEpoch interface{}) *gomock.Call

PositioningAtx indicates an expected call of PositioningAtx.

func (*MocknipostValidatorMockRecorder) Post added in v1.0.0

func (mr *MocknipostValidatorMockRecorder) Post(ctx, publishEpoch, nodeId, atxId, Post, PostMetadata, numUnits interface{}, opts ...interface{}) *gomock.Call

Post indicates an expected call of Post.

func (*MocknipostValidatorMockRecorder) PostMetadata added in v1.0.0

func (mr *MocknipostValidatorMockRecorder) PostMetadata(cfg, metadata interface{}) *gomock.Call

PostMetadata indicates an expected call of PostMetadata.

func (*MocknipostValidatorMockRecorder) VRFNonce added in v1.0.0

func (mr *MocknipostValidatorMockRecorder) VRFNonce(nodeId, commitmentAtxId, vrfNonce, PostMetadata, numUnits interface{}) *gomock.Call

VRFNonce indicates an expected call of VRFNonce.

type MockpoetDbAPI added in v1.0.0

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

MockpoetDbAPI is a mock of poetDbAPI interface.

func NewMockpoetDbAPI added in v1.0.0

func NewMockpoetDbAPI(ctrl *gomock.Controller) *MockpoetDbAPI

NewMockpoetDbAPI creates a new mock instance.

func (*MockpoetDbAPI) EXPECT added in v1.0.0

EXPECT returns an object that allows the caller to indicate expected use.

func (*MockpoetDbAPI) GetProof added in v1.0.0

func (m *MockpoetDbAPI) GetProof(arg0 types.PoetProofRef) (*types.PoetProof, *types.Hash32, error)

GetProof mocks base method.

func (*MockpoetDbAPI) ValidateAndStore added in v1.0.0

func (m *MockpoetDbAPI) ValidateAndStore(ctx context.Context, proofMessage *types.PoetProofMessage) error

ValidateAndStore mocks base method.

type MockpoetDbAPIMockRecorder added in v1.0.0

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

MockpoetDbAPIMockRecorder is the mock recorder for MockpoetDbAPI.

func (*MockpoetDbAPIMockRecorder) GetProof added in v1.0.0

func (mr *MockpoetDbAPIMockRecorder) GetProof(arg0 interface{}) *gomock.Call

GetProof indicates an expected call of GetProof.

func (*MockpoetDbAPIMockRecorder) ValidateAndStore added in v1.0.0

func (mr *MockpoetDbAPIMockRecorder) ValidateAndStore(ctx, proofMessage interface{}) *gomock.Call

ValidateAndStore indicates an expected call of ValidateAndStore.

type MockpostSetupProvider added in v1.0.0

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

MockpostSetupProvider is a mock of postSetupProvider interface.

func NewMockpostSetupProvider added in v1.0.0

func NewMockpostSetupProvider(ctrl *gomock.Controller) *MockpostSetupProvider

NewMockpostSetupProvider creates a new mock instance.

func (*MockpostSetupProvider) Benchmark added in v1.0.0

func (m *MockpostSetupProvider) Benchmark(p PostSetupProvider) (int, error)

Benchmark mocks base method.

func (*MockpostSetupProvider) CommitmentAtx added in v1.0.0

func (m *MockpostSetupProvider) CommitmentAtx() (types.ATXID, error)

CommitmentAtx mocks base method.

func (*MockpostSetupProvider) Config added in v1.0.0

func (m *MockpostSetupProvider) Config() PostConfig

Config mocks base method.

func (*MockpostSetupProvider) EXPECT added in v1.0.0

EXPECT returns an object that allows the caller to indicate expected use.

func (*MockpostSetupProvider) GenerateProof added in v1.0.0

func (m *MockpostSetupProvider) GenerateProof(ctx context.Context, challenge []byte, options ...proving.OptionFunc) (*types.Post, *types.PostMetadata, error)

GenerateProof mocks base method.

func (*MockpostSetupProvider) LastOpts added in v1.0.0

func (m *MockpostSetupProvider) LastOpts() *PostSetupOpts

LastOpts mocks base method.

func (*MockpostSetupProvider) PrepareInitializer added in v1.0.0

func (m *MockpostSetupProvider) PrepareInitializer(ctx context.Context, opts PostSetupOpts) error

PrepareInitializer mocks base method.

func (*MockpostSetupProvider) Providers added in v1.0.0

func (m *MockpostSetupProvider) Providers() ([]PostSetupProvider, error)

Providers mocks base method.

func (*MockpostSetupProvider) Reset added in v1.0.0

func (m *MockpostSetupProvider) Reset() error

Reset mocks base method.

func (*MockpostSetupProvider) StartSession added in v1.0.0

func (m *MockpostSetupProvider) StartSession(context context.Context) error

StartSession mocks base method.

func (*MockpostSetupProvider) Status added in v1.0.0

Status mocks base method.

func (*MockpostSetupProvider) VRFNonce added in v1.0.0

func (m *MockpostSetupProvider) VRFNonce() (*types.VRFPostIndex, error)

VRFNonce mocks base method.

type MockpostSetupProviderMockRecorder added in v1.0.0

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

MockpostSetupProviderMockRecorder is the mock recorder for MockpostSetupProvider.

func (*MockpostSetupProviderMockRecorder) Benchmark added in v1.0.0

func (mr *MockpostSetupProviderMockRecorder) Benchmark(p interface{}) *gomock.Call

Benchmark indicates an expected call of Benchmark.

func (*MockpostSetupProviderMockRecorder) CommitmentAtx added in v1.0.0

func (mr *MockpostSetupProviderMockRecorder) CommitmentAtx() *gomock.Call

CommitmentAtx indicates an expected call of CommitmentAtx.

func (*MockpostSetupProviderMockRecorder) Config added in v1.0.0

Config indicates an expected call of Config.

func (*MockpostSetupProviderMockRecorder) GenerateProof added in v1.0.0

func (mr *MockpostSetupProviderMockRecorder) GenerateProof(ctx, challenge interface{}, options ...interface{}) *gomock.Call

GenerateProof indicates an expected call of GenerateProof.

func (*MockpostSetupProviderMockRecorder) LastOpts added in v1.0.0

LastOpts indicates an expected call of LastOpts.

func (*MockpostSetupProviderMockRecorder) PrepareInitializer added in v1.0.0

func (mr *MockpostSetupProviderMockRecorder) PrepareInitializer(ctx, opts interface{}) *gomock.Call

PrepareInitializer indicates an expected call of PrepareInitializer.

func (*MockpostSetupProviderMockRecorder) Providers added in v1.0.0

Providers indicates an expected call of Providers.

func (*MockpostSetupProviderMockRecorder) Reset added in v1.0.0

Reset indicates an expected call of Reset.

func (*MockpostSetupProviderMockRecorder) StartSession added in v1.0.0

func (mr *MockpostSetupProviderMockRecorder) StartSession(context interface{}) *gomock.Call

StartSession indicates an expected call of StartSession.

func (*MockpostSetupProviderMockRecorder) Status added in v1.0.0

Status indicates an expected call of Status.

func (*MockpostSetupProviderMockRecorder) VRFNonce added in v1.0.0

VRFNonce indicates an expected call of VRFNonce.

type Mocksyncer added in v1.0.0

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

Mocksyncer is a mock of syncer interface.

func NewMocksyncer added in v1.0.0

func NewMocksyncer(ctrl *gomock.Controller) *Mocksyncer

NewMocksyncer creates a new mock instance.

func (*Mocksyncer) EXPECT added in v1.0.0

func (m *Mocksyncer) EXPECT() *MocksyncerMockRecorder

EXPECT returns an object that allows the caller to indicate expected use.

func (*Mocksyncer) RegisterForATXSynced added in v1.0.0

func (m *Mocksyncer) RegisterForATXSynced() chan struct{}

RegisterForATXSynced mocks base method.

type MocksyncerMockRecorder added in v1.0.0

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

MocksyncerMockRecorder is the mock recorder for Mocksyncer.

func (*MocksyncerMockRecorder) RegisterForATXSynced added in v1.0.0

func (mr *MocksyncerMockRecorder) RegisterForATXSynced() *gomock.Call

RegisterForATXSynced indicates an expected call of RegisterForATXSynced.

type NIPostBuilder added in v1.0.0

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

NIPostBuilder holds the required state and dependencies to create Non-Interactive Proofs of Space-Time (NIPost).

func NewNIPostBuilder added in v1.0.0

func NewNIPostBuilder(
	nodeID types.NodeID,
	postSetupProvider postSetupProvider,
	poetDB poetDbAPI,
	poetServers []string,
	dataDir string,
	lg log.Log,
	signer *signing.EdSigner,
	poetCfg PoetConfig,
	layerClock layerClock,
	opts ...NIPostBuilderOption,
) (*NIPostBuilder, error)

NewNIPostBuilder returns a NIPostBuilder.

func (*NIPostBuilder) BuildNIPost added in v1.0.0

func (nb *NIPostBuilder) BuildNIPost(ctx context.Context, challenge *types.NIPostChallenge) (*types.NIPost, error)

BuildNIPost uses the given challenge to build a NIPost. The process can take considerable time, because it includes waiting for the poet service to publish a proof - a process that takes about an epoch.

func (*NIPostBuilder) DataDir added in v1.0.0

func (nb *NIPostBuilder) DataDir() string

func (*NIPostBuilder) UpdatePoETProvers added in v1.0.0

func (nb *NIPostBuilder) UpdatePoETProvers(poetProvers []PoetProvingServiceClient)

UpdatePoETProvers updates poetProver reference. It should not be executed concurrently with BuildNIPoST.

type NIPostBuilderOption added in v1.0.3

type NIPostBuilderOption func(*NIPostBuilder)

func WithNipostValidator added in v1.0.3

func WithNipostValidator(v nipostValidator) NIPostBuilderOption

type OffloadingPostVerifier added in v1.0.0

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

func NewOffloadingPostVerifier added in v1.0.0

func NewOffloadingPostVerifier(verifiers []PostVerifier, logger log.Log) *OffloadingPostVerifier

NewOffloadingPostVerifier creates a new post proof verifier with the given number of workers. The verifier will distribute incoming proofs between the workers. It will block if all workers are busy.

func (*OffloadingPostVerifier) Close added in v1.0.0

func (v *OffloadingPostVerifier) Close() error

func (*OffloadingPostVerifier) Start added in v1.0.0

func (v *OffloadingPostVerifier) Start(ctx context.Context)

func (*OffloadingPostVerifier) Verify added in v1.0.0

type PoETClientInitializer added in v1.0.0

type PoETClientInitializer func(string, PoetConfig) (PoetProvingServiceClient, error)

PoETClientInitializer interfaces for creating PoetProvingServiceClient.

type PoetClientOpts added in v1.0.0

type PoetClientOpts func(*HTTPPoetClient)

type PoetConfig added in v1.0.0

type PoetConfig struct {
	PhaseShift        time.Duration `mapstructure:"phase-shift"`
	CycleGap          time.Duration `mapstructure:"cycle-gap"`
	GracePeriod       time.Duration `mapstructure:"grace-period"`
	RequestRetryDelay time.Duration `mapstructure:"retry-delay"`
	MaxRequestRetries int           `mapstructure:"retry-max"`
}

PoetConfig is the configuration to interact with the poet server.

func DefaultPoetConfig added in v1.0.0

func DefaultPoetConfig() PoetConfig

type PoetDb

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

PoetDb is a database for PoET proofs.

func NewPoetDb

func NewPoetDb(db *sql.Database, log log.Log) *PoetDb

NewPoetDb returns a new PoET handler.

func (*PoetDb) GetProof added in v1.0.0

func (db *PoetDb) GetProof(proofRef types.PoetProofRef) (*types.PoetProof, *types.Hash32, error)

GetProof returns full proof.

func (*PoetDb) GetProofMessage

func (db *PoetDb) GetProofMessage(proofRef types.PoetProofRef) ([]byte, error)

GetProofMessage returns the originally received PoET proof message.

func (*PoetDb) GetProofRef added in v1.0.0

func (db *PoetDb) GetProofRef(poetID []byte, roundID string) (types.PoetProofRef, error)

func (*PoetDb) HasProof

func (db *PoetDb) HasProof(proofRef types.PoetProofRef) bool

HasProof returns true if the database contains a proof with the given reference, or false otherwise.

func (*PoetDb) StoreProof added in v1.0.0

func (db *PoetDb) StoreProof(ctx context.Context, ref types.PoetProofRef, proofMessage *types.PoetProofMessage) error

StoreProof saves the poet proof in local db.

func (*PoetDb) Validate

func (db *PoetDb) Validate(root []byte, proof types.PoetProof, poetID []byte, roundID string, signature types.EdSignature) error

Validate validates a new PoET proof.

func (*PoetDb) ValidateAndStore

func (db *PoetDb) ValidateAndStore(ctx context.Context, proofMessage *types.PoetProofMessage) error

ValidateAndStore validates and stores a new PoET proof.

func (*PoetDb) ValidateAndStoreMsg added in v0.1.16

func (db *PoetDb) ValidateAndStoreMsg(ctx context.Context, expHash types.Hash32, _ p2p.Peer, data []byte) error

ValidateAndStoreMsg validates and stores a new PoET proof.

type PoetPoW added in v1.0.0

type PoetPoW struct {
	Nonce  uint64
	Params PoetPowParams
}

type PoetPowParams added in v1.0.0

type PoetPowParams struct {
	Challenge  []byte
	Difficulty uint
}

type PoetProvingServiceClient

type PoetProvingServiceClient interface {
	PowParams(ctx context.Context) (*PoetPowParams, error)

	// Submit registers a challenge in the proving service current open round.
	Submit(ctx context.Context, prefix, challenge []byte, signature types.EdSignature, nodeID types.NodeID, pow PoetPoW) (*types.PoetRound, error)

	// PoetServiceID returns the public key of the PoET proving service.
	PoetServiceID(context.Context) (types.PoetServiceID, error)

	// Proof returns the proof for the given round ID.
	Proof(ctx context.Context, roundID string) (*types.PoetProofMessage, []types.Member, error)
}

PoetProvingServiceClient provides a gateway to a trust-less public proving service, which may serve many PoET proving clients, and thus enormously reduce the cost-per-proof for PoET since each additional proof adds only a small number of hash evaluations to the total cost.

type PoetSvcUnstableError added in v1.0.0

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

PoetSvcUnstableError means there was a problem communicating with a Poet service. It wraps the source error.

func (*PoetSvcUnstableError) Error added in v1.0.0

func (e *PoetSvcUnstableError) Error() string

func (*PoetSvcUnstableError) Is added in v1.0.0

func (e *PoetSvcUnstableError) Is(target error) bool

func (*PoetSvcUnstableError) Unwrap added in v1.0.0

func (e *PoetSvcUnstableError) Unwrap() error

type PostConfig added in v1.0.0

type PostConfig struct {
	MinNumUnits   uint32        `mapstructure:"post-min-numunits"`
	MaxNumUnits   uint32        `mapstructure:"post-max-numunits"`
	LabelsPerUnit uint64        `mapstructure:"post-labels-per-unit"`
	K1            uint32        `mapstructure:"post-k1"`
	K2            uint32        `mapstructure:"post-k2"`
	K3            uint32        `mapstructure:"post-k3"`
	PowDifficulty PowDifficulty `mapstructure:"post-pow-difficulty"`
}

PostConfig is the configuration of the Post protocol, used for data creation, proofs generation and validation.

func DefaultPostConfig added in v1.0.0

func DefaultPostConfig() PostConfig

DefaultPostConfig defines the default configuration for Post.

func (PostConfig) ToConfig added in v1.0.0

func (c PostConfig) ToConfig() config.Config

type PostProofVerifyingOpts added in v1.0.0

type PostProofVerifyingOpts struct {
	// Number of workers spawned to verify proofs.
	Workers int `mapstructure:"smeshing-opts-verifying-workers"`
	// Flags used for the PoW verification.
	Flags config.PowFlags `mapstructure:"smeshing-opts-verifying-powflags"`
}

PostProvingOpts are the options controlling POST proving process.

func DefaultPostVerifyingOpts added in v1.0.0

func DefaultPostVerifyingOpts() PostProofVerifyingOpts

type PostProviderID added in v1.1.0

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

func (*PostProviderID) Set added in v1.1.0

func (id *PostProviderID) Set(value string) error

Set implements pflag.Value.Set.

func (*PostProviderID) SetInt64 added in v1.1.0

func (id *PostProviderID) SetInt64(value int64)

SetInt64 sets the value of the PostProviderID to the given int64.

func (*PostProviderID) String added in v1.1.0

func (id *PostProviderID) String() string

String implements pflag.Value.String.

func (PostProviderID) Type added in v1.1.0

func (PostProviderID) Type() string

Type implements pflag.Value.Type.

func (*PostProviderID) Value added in v1.1.0

func (id *PostProviderID) Value() *int64

Value returns the value of the PostProviderID as a pointer to uint32.

type PostProvingOpts added in v1.0.0

type PostProvingOpts struct {
	// Number of threads used in POST proving process.
	Threads uint `mapstructure:"smeshing-opts-proving-threads"`
	// Number of nonces tried in parallel in POST proving process.
	Nonces uint `mapstructure:"smeshing-opts-proving-nonces"`
	// Flags used in the PoW computation.
	Flags config.PowFlags `mapstructure:"smeshing-opts-proving-powflags"`
}

PostProvingOpts are the options controlling POST proving process.

func DefaultPostProvingOpts added in v1.0.0

func DefaultPostProvingOpts() PostProvingOpts

type PostSetupManager added in v1.0.0

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

PostSetupManager implements the PostProvider interface.

func NewPostSetupManager added in v1.0.0

func NewPostSetupManager(id types.NodeID, cfg PostConfig, logger log.Log, db *datastore.CachedDB, goldenATXID types.ATXID, provingOpts PostProvingOpts) (*PostSetupManager, error)

NewPostSetupManager creates a new instance of PostSetupManager.

func (*PostSetupManager) Benchmark added in v1.0.0

func (mgr *PostSetupManager) Benchmark(p PostSetupProvider) (int, error)

Benchmark runs a short benchmarking session for a given provider to evaluate its performance.

func (*PostSetupManager) BestProvider added in v1.0.0

func (mgr *PostSetupManager) BestProvider() (*PostSetupProvider, error)

BestProvider returns the most performant compute provider based on a short benchmarking session.

func (*PostSetupManager) CommitmentAtx added in v1.0.0

func (mgr *PostSetupManager) CommitmentAtx() (types.ATXID, error)

func (*PostSetupManager) Config added in v1.0.0

func (mgr *PostSetupManager) Config() PostConfig

Config returns the Post protocol config.

func (*PostSetupManager) GenerateProof added in v1.0.0

func (mgr *PostSetupManager) GenerateProof(ctx context.Context, challenge []byte, options ...proving.OptionFunc) (*types.Post, *types.PostMetadata, error)

GenerateProof generates a new Post.

func (*PostSetupManager) LastOpts added in v1.0.0

func (mgr *PostSetupManager) LastOpts() *PostSetupOpts

LastOpts returns the Post setup last session options.

func (*PostSetupManager) PrepareInitializer added in v1.0.0

func (mgr *PostSetupManager) PrepareInitializer(ctx context.Context, opts PostSetupOpts) error

PrepareInitializer prepares the initializer to begin the initialization process, it needs to be called before each call to StartSession. Having this function be separate from StartSession provides a means to understand if the post configuration is valid before kicking off a very long running task (StartSession can take days to complete). After the first call to this method subsequent calls to this method will return an error until StartSession has completed execution.

func (*PostSetupManager) Providers added in v1.0.0

func (*PostSetupManager) Providers() ([]PostSetupProvider, error)

Providers returns a list of available compute providers for Post setup.

func (*PostSetupManager) Reset added in v1.0.0

func (mgr *PostSetupManager) Reset() error

Reset deletes the data file(s).

func (*PostSetupManager) StartSession added in v1.0.0

func (mgr *PostSetupManager) StartSession(ctx context.Context) error

StartSession starts (or continues) a PoST session. It supports resuming a previously started session, and will return an error if a session is already in progress. It must be ensured that PrepareInitializer is called once before each call to StartSession and that the node is ATX synced.

func (*PostSetupManager) Status added in v1.0.0

func (mgr *PostSetupManager) Status() *PostSetupStatus

Status returns the setup current status.

func (*PostSetupManager) VRFNonce added in v1.0.0

func (mgr *PostSetupManager) VRFNonce() (*types.VRFPostIndex, error)

VRFNonce returns the VRF nonce found during initialization.

type PostSetupOpts added in v1.0.0

type PostSetupOpts struct {
	DataDir          string              `mapstructure:"smeshing-opts-datadir"`
	NumUnits         uint32              `mapstructure:"smeshing-opts-numunits"`
	MaxFileSize      uint64              `mapstructure:"smeshing-opts-maxfilesize"`
	ProviderID       PostProviderID      `mapstructure:"smeshing-opts-provider"`
	Throttle         bool                `mapstructure:"smeshing-opts-throttle"`
	Scrypt           config.ScryptParams `mapstructure:"smeshing-opts-scrypt"`
	ComputeBatchSize uint64              `mapstructure:"smeshing-opts-compute-batch-size"`
}

PostSetupOpts are the options used to initiate a Post setup data creation session, either via the public smesher API, or on node launch (via cmd args).

func DefaultPostSetupOpts added in v1.0.0

func DefaultPostSetupOpts() PostSetupOpts

DefaultPostSetupOpts defines the default options for Post setup.

func (PostSetupOpts) ToInitOpts added in v1.0.3

func (o PostSetupOpts) ToInitOpts() config.InitOpts

type PostSetupProvider added in v1.0.0

type PostSetupProvider initialization.Provider

PostSetupProvider represent a compute provider for Post setup data creation.

type PostSetupState added in v1.0.0

type PostSetupState int32
const (
	PostSetupStateNotStarted PostSetupState = 1 + iota
	PostSetupStatePrepared
	PostSetupStateInProgress
	PostSetupStateStopped
	PostSetupStateComplete
	PostSetupStateError
)

type PostSetupStatus added in v1.0.0

type PostSetupStatus struct {
	State            PostSetupState
	NumLabelsWritten uint64
	LastOpts         *PostSetupOpts
}

PostSetupStatus represents a status snapshot of the Post setup.

type PostVerifier added in v1.0.0

type PostVerifier interface {
	io.Closer
	Verify(ctx context.Context, p *shared.Proof, m *shared.ProofMetadata, opts ...verifying.OptionFunc) error
}

func NewPostVerifier added in v1.0.0

func NewPostVerifier(cfg PostConfig, logger log.Log, opts ...verifying.OptionFunc) (PostVerifier, error)

NewPostVerifier creates a new post verifier.

type PowDifficulty added in v1.0.0

type PowDifficulty [32]byte

func (*PowDifficulty) Set added in v1.0.0

func (f *PowDifficulty) Set(value string) error

Set implements pflag.Value.Set.

func (PowDifficulty) String added in v1.0.0

func (d PowDifficulty) String() string

func (PowDifficulty) Type added in v1.0.0

func (PowDifficulty) Type() string

Type implements pflag.Value.Type.

func (*PowDifficulty) UnmarshalText added in v1.0.0

func (d *PowDifficulty) UnmarshalText(text []byte) error

type SmeshingProvider added in v1.0.0

type SmeshingProvider interface {
	Smeshing() bool
	StartSmeshing(types.Address, PostSetupOpts) error
	StopSmeshing(bool) error
	SmesherID() types.NodeID
	Coinbase() types.Address
	SetCoinbase(coinbase types.Address)
	UpdatePoETServers(ctx context.Context, endpoints []string) error
}

SmeshingProvider defines the functionality required for the node's Smesher API.

type Validator

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

Validator contains the dependencies required to validate NIPosts.

func NewValidator

func NewValidator(poetDb poetDbAPI, cfg PostConfig, log log.Log, postVerifier PostVerifier) *Validator

NewValidator returns a new NIPost validator.

func (*Validator) InitialNIPostChallenge added in v1.0.0

func (*Validator) InitialNIPostChallenge(challenge *types.NIPostChallenge, atxs atxProvider, goldenATXID types.ATXID) error

func (*Validator) NIPost added in v1.0.0

func (v *Validator) NIPost(ctx context.Context, publishEpoch types.EpochID, nodeId types.NodeID, commitmentAtxId types.ATXID, nipost *types.NIPost, expectedChallenge types.Hash32, numUnits uint32, opts ...verifying.OptionFunc) (uint64, error)

NIPost validates a NIPost, given a node id and expected challenge. It returns an error if the NIPost is invalid.

Some of the Post metadata fields validation values is ought to eventually be derived from consensus instead of local configuration. If so, their validation should be removed to contextual validation, while still syntactically-validate them here according to locally configured min/max values.

func (*Validator) NIPostChallenge added in v1.0.0

func (*Validator) NIPostChallenge(challenge *types.NIPostChallenge, atxs atxProvider, nodeID types.NodeID) error

func (*Validator) NumUnits added in v1.0.0

func (*Validator) NumUnits(cfg *PostConfig, numUnits uint32) error

func (*Validator) PositioningAtx added in v1.0.0

func (*Validator) PositioningAtx(id *types.ATXID, atxs atxProvider, goldenATXID types.ATXID, pubepoch types.EpochID, layersPerEpoch uint32) error

func (*Validator) Post added in v1.0.0

func (v *Validator) Post(ctx context.Context, publishEpoch types.EpochID, nodeId types.NodeID, commitmentAtxId types.ATXID, PoST *types.Post, PostMetadata *types.PostMetadata, numUnits uint32, opts ...verifying.OptionFunc) error

Post validates a Proof of Space-Time (PoST). It returns nil if validation passed or an error indicating why validation failed.

func (*Validator) PostMetadata added in v1.0.0

func (*Validator) PostMetadata(cfg *PostConfig, metadata *types.PostMetadata) error

func (*Validator) VRFNonce added in v1.0.0

func (*Validator) VRFNonce(nodeId types.NodeID, commitmentAtxId types.ATXID, vrfNonce *types.VRFPostIndex, PostMetadata *types.PostMetadata, numUnits uint32) error

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