babe

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Versions in this module

v0

v0.9.0

Mar 1, 2024

v0.8.0

Dec 11, 2023

Changes in this version

+ var ErrAuthIndexOutOfBound = errors.New("authority index doesn't exist")

type AncientBirthBlock

+ func (AncientBirthBlock) String() string

type BadMandatory

+ func (BadMandatory) String() string

type BadOrigin

+ func (BadOrigin) String() string

type BadProof

+ func (BadProof) String() string

+ type BadSigner struct

+ func (BadSigner) Index() uint

+ func (BadSigner) String() string

+ type BlockHandler interface

+ FinalizeBlock func() (*types.Header, error)

+ InitializeBlock func(header *types.Header) error

type Call

+ func (Call) String() string

type CannotLookup

+ func (CannotLookup) String() string

type EpochState

+ GetEpochDataRaw func(epoch uint64, header *types.Header) (*types.EpochDataRaw, error)

+ GetLatestEpochDataRaw func() (*types.EpochDataRaw, error)

type ExhaustsResources

+ func (ExhaustsResources) String() string

+ type ExtrinsicHandler interface

+ ApplyExtrinsic func(data types.Extrinsic) ([]byte, error)

+ InherentExtrinsics func(data []byte) ([]byte, error)

type Future

+ func (Future) String() string

type InvalidCustom

+ func (ic InvalidCustom) String() string

type MandatoryDispatch

+ func (MandatoryDispatch) String() string

type Module

+ func (err Module) String() string

type NoUnsignedValidator

+ func (NoUnsignedValidator) String() string

type Other

+ func (o Other) String() string

type Payment

+ func (Payment) String() string

+ type Runtime interface

type Service

+ func (b *Service) AuthoritiesRaw() []types.AuthorityRaw

+ type SlotState interface

+ CheckEquivocation func(slotNow, slot uint64, header *types.Header, signer types.AuthorityID) (*types.BabeEquivocationProof, error)

type Stale

+ func (Stale) String() string

+ type Telemetry interface

+ SendMessage func(msg json.Marshaler)

type UnknownCustom

+ func (uc UnknownCustom) String() string

type ValidityCannotLookup

+ func (ValidityCannotLookup) String() string

v0.7.0

Nov 23, 2022

Changes in this version

+ var ErrThresholdOneIsZero = errors.New("numerator or denominator cannot be 0")

+ type AncientBirthBlock struct

+ func (AncientBirthBlock) Index() uint

+ type BadMandatory struct

+ func (BadMandatory) Index() uint

+ type BadOrigin struct

+ func (BadOrigin) Index() uint

+ type BadProof struct

+ func (BadProof) Index() uint

+ type BlockBuilder struct

+ func NewBlockBuilder(kp *sr25519.Keypair, ts TransactionState, bs BlockState, authidx uint32, ...) *BlockBuilder

+ type BlockImportHandler interface

+ HandleBlockProduced func(block *types.Block, state *rtstorage.TrieState) error

type BlockState

+ GetBlockHashesBySlot func(slot uint64) (blockHashes []common.Hash, err error)

+ GetFinalisedHeader func(uint64, uint64) (*types.Header, error)

+ GetRuntime func(blockHash common.Hash) (instance runtime.Instance, err error)

+ NumberIsFinalised func(blockNumber uint) (bool, error)

+ StoreRuntime func(common.Hash, runtime.Instance)

+ type Builder struct

+ func (Builder) NewServiceIFace(cfg *ServiceConfig) (ServiceIFace, error)

+ type Call struct

+ func (Call) Index() uint

+ type CannotLookup struct

+ func (CannotLookup) Index() uint

+ type DigestHandler interface

+ HandleDigests func(*types.Header)

+ type DispatchOutcomeError struct

+ func (e DispatchOutcomeError) Error() string

type EpochState

+ GetEpochFromTime func(time.Time) (uint64, error)

+ GetEpochLength func() (uint64, error)

+ GetLatestConfigData func() (*types.ConfigData, error)

+ GetSlotDuration func() (time.Duration, error)

+ type ExhaustsResources struct

+ func (ExhaustsResources) Index() uint

+ type Future struct

+ func (Future) Index() uint

+ type ImportedBlockNotifierManager interface

+ FreeImportedBlockNotifierChannel func(ch chan *types.Block)

+ GetImportedBlockNotifierChannel func() chan *types.Block

+ type InvalidCustom uint8

+ func (InvalidCustom) Index() uint

+ type MandatoryDispatch struct

+ func (MandatoryDispatch) Index() uint

+ type Module struct

+ Err uint8

+ Idx uint8

+ Message *string

+ func (Module) Index() uint

+ type NoUnsignedValidator struct

+ func (NoUnsignedValidator) Index() uint

+ type Other string

+ func (Other) Index() uint

+ type ParachainInherentData struct

+ BackedCandidates []backedCandidate

+ Bitfields []uncheckedSignedAvailabilityBitfield

+ Disputes multiDisputeStatementSet

+ ParentHeader types.Header

+ type Payment struct

+ func (Payment) Index() uint

type ServiceConfig

+ BlockImportHandler BlockImportHandler

+ IsDev bool

+ Lead bool

+ Telemetry telemetry.Client

+ func (sc *ServiceConfig) Validate() error

+ type ServiceIFace interface

+ EpochLength func() uint64

+ IsPaused func() bool

+ Pause func() error

+ Resume func() error

+ SlotDuration func() uint64

+ Start func() error

+ Stop func() error

type Slot

+ func (s Slot) String() string

+ type Stale struct

+ func (Stale) Index() uint

type TransactionState

+ PopWithTimer func(timerCh <-chan time.Time) (tx *transaction.ValidTransaction)

+ type TransactionValidityError struct

+ func (e TransactionValidityError) Error() string

+ type UnknownCustom uint8

+ func (UnknownCustom) Index() uint

+ type UnmarshalError struct

+ func (e UnmarshalError) Error() string

+ type ValidityCannotLookup struct

+ func (ValidityCannotLookup) Index() uint

v0.6.0

Apr 8, 2021

v0.5.2

Apr 7, 2021

v0.5.1

Apr 7, 2021

v0.5.0

Apr 7, 2021

v0.4.1

Apr 14, 2021

v0.4.0

Apr 6, 2021

v0.3.2

Mar 22, 2021

Changes in this version

type EpochState

+ SkipVerify func(*types.Header) (bool, error)

v0.3.1

Mar 8, 2021

v0.3.0

Feb 25, 2021

Changes in this version

+ var ErrAuthorityAlreadyDisabled = errors.New("authority has already been disabled")

+ var ErrAuthorityDisabled = errors.New("authority has been disabled for the remaining slots in the epoch")

+ var ErrBadSecondarySlotClaim = errors.New("invalid secondary slot claim")

+ var ErrInvalidBlockProducerIndex = errors.New("block producer is not in authority set")

+ var ErrNilEpochState = errors.New("cannot have nil EpochState")

+ var ErrNotAuthority = errors.New("node is not an authority")

+ var ErrVRFOutputOverThreshold = errors.New("vrf output over threshold")

+ type Authorities []*types.Authority

+ func (d Authorities) String() string

type EpochState

+ GetConfigData func(epoch uint64) (*types.ConfigData, error)

+ GetEpochData func(epoch uint64) (*types.EpochData, error)

+ GetEpochForBlock func(header *types.Header) (uint64, error)

+ GetLatestEpochData func() (*types.EpochData, error)

+ HasConfigData func(epoch uint64) (bool, error)

+ HasEpochData func(epoch uint64) (bool, error)

+ SetEpochData func(uint64, *types.EpochData) error

+ SetFirstSlot func(slot uint64) error

+ type Randomness = [types.RandomnessLength]byte

type Service

+ func (b *Service) EpochLength() uint64

+ func (b *Service) SetOnDisabled(authorityIndex uint32)

+ func (b *Service) SlotDuration() uint64

type ServiceConfig

+ EpochLength uint64

+ ThresholdDenominator uint64

+ ThresholdNumerator uint64

type VerificationManager

+ func (v *VerificationManager) SetOnDisabled(index uint32, header *types.Header) error

v0.2.0

Nov 10, 2020

Changes in this version

+ var ErrNoBABEHeader = errors.New("no BABE header found for block")

+ var ErrNotAuthorized = errors.New("not authorized to produce block")

+ var MaxThreshold = big.NewInt(0).SetBytes([]byte{ ... })

+ var MinThreshold = big.NewInt(0)

+ func CalculateThreshold(C1, C2 uint64, numAuths int) (*big.Int, error)

+ type AuthorityData []*types.Authority

+ func (d AuthorityData) String() string

type BlockState

+ GetFinalizedHeader func(uint64, uint64) (*types.Header, error)

+ IsDescendantOf func(parent, child common.Hash) (bool, error)

+ type Descriptor struct

+ AuthorityData []*types.Authority

+ Randomness [types.RandomnessLength]byte

+ Threshold *big.Int

+ type EpochState interface

+ GetCurrentEpoch func() (uint64, error)

+ GetEpochInfo func(epoch uint64) (*types.EpochInfo, error)

+ GetStartSlotForEpoch func(epoch uint64) (uint64, error)

+ HasEpochInfo func(epoch uint64) (bool, error)

+ SetCurrentEpoch func(epoch uint64) error

+ SetEpochInfo func(epoch uint64, info *types.EpochInfo) error

+ type Service struct

+ func NewService(cfg *ServiceConfig) (*Service, error)

+ func (b *Service) Authorities() []*types.Authority

+ func (b *Service) BuildBlock(parent *types.Header, slot Slot) (*types.Block, error)

+ func (b *Service) Descriptor() *Descriptor

+ func (b *Service) GetBlockChannel() <-chan types.Block

+ func (b *Service) IsPaused() bool

+ func (b *Service) IsStopped() bool

+ func (b *Service) Pause() error

+ func (b *Service) Resume() error

+ func (b *Service) SetAuthorities(data []*types.Authority) error

+ func (b *Service) SetRandomness(a [types.RandomnessLength]byte)

+ func (b *Service) SetRuntime(rt runtime.LegacyInstance) error

+ func (b *Service) SetThreshold(a *big.Int)

+ func (b *Service) Start() error

+ func (b *Service) Stop() error

+ type ServiceConfig struct

+ AuthData []*types.Authority

+ Authority bool

+ BlockState BlockState

+ EpochState EpochState

+ Keypair *sr25519.Keypair

+ LogLvl log.Lvl

+ Runtime runtime.LegacyInstance

+ SlotDuration uint64

+ StartSlot uint64

+ StorageState StorageState

+ Threshold *big.Int

+ TransactionState TransactionState

type StorageState

+ StoreTrie func(root common.Hash, ts *state.TrieState) error

+ TrieState func(hash *common.Hash) (*state.TrieState, error)

+ type TransactionState interface

+ Peek func() *transaction.ValidTransaction

+ Pop func() *transaction.ValidTransaction

+ Push func(vt *transaction.ValidTransaction) (common.Hash, error)

type VerificationManager

+ func NewVerificationManagerFromRuntime(blockState BlockState, rt runtime.LegacyInstance) (*VerificationManager, error)

+ func (v *VerificationManager) SetAuthorityChangeAtBlock(header *types.Header, authorities []*types.Authority)

+ func (v *VerificationManager) SetRuntimeChangeAtBlock(header *types.Header, rt runtime.LegacyInstance) error

v0.1.0

May 27, 2020

Changes in this version

+ const RandomnessLength

+ var Babeslot = []byte("babeslot")

+ var ErrBadSignature = errors.New("could not verify signature")

+ var ErrBadSlotClaim = errors.New("could not verify slot claim")

+ var ErrNilBlockState = errors.New("cannot have nil BlockState")

+ var ErrNilNextEpochDescriptor = errors.New("nil NextEpochDescriptor for epoch")

+ var ErrProducerEquivocated = errors.New("block producer equivocated")

+ var Timstap0 = []byte("timstap0")

+ type BlockState interface

+ AddBlock func(*types.Block) error

+ AddBlockWithArrivalTime func(*types.Block, uint64) error

+ BestBlock func() (*types.Block, error)

+ BestBlockHash func() common.Hash

+ BestBlockHeader func() (*types.Header, error)

+ BestBlockNumber func() (*big.Int, error)

+ GenesisHash func() common.Hash

+ GetAllBlocksAtDepth func(hash common.Hash) []common.Hash

+ GetArrivalTime func(common.Hash) (uint64, error)

+ GetBlockByHash func(common.Hash) (*types.Block, error)

+ GetBlockByNumber func(*big.Int) (*types.Block, error)

+ GetHeader func(common.Hash) (*types.Header, error)

+ GetSlotForBlock func(common.Hash) (uint64, error)

+ HighestBlockHash func() common.Hash

+ HighestBlockNumber func() *big.Int

+ SubChain func(start, end common.Hash) ([]common.Hash, error)

+ type InherentsData struct

+ func NewInherentsData() *InherentsData

+ func (d *InherentsData) Encode() ([]byte, error)

+ func (d *InherentsData) SetInt64Inherent(key []byte, data uint64) error

+ type NextEpochDescriptor struct

+ Authorities []*types.AuthorityData

+ Randomness [RandomnessLength]byte

+ func (n *NextEpochDescriptor) Decode(in []byte) error

+ func (n *NextEpochDescriptor) Encode() []byte

+ type NextEpochDescriptorRaw struct

+ Authorities []*types.AuthorityDataRaw

+ Randomness [RandomnessLength]byte

+ type Session struct

+ func NewSession(cfg *SessionConfig) (*Session, error)

+ func (b *Session) AuthorityData() []*types.AuthorityData

+ func (b *Session) BuildBlock(parent *types.Header, slot Slot) (*types.Block, error)

+ func (b *Session) Descriptor() *NextEpochDescriptor

+ func (b *Session) SetEpochData(data *NextEpochDescriptor) error

+ func (b *Session) Start() error

+ type SessionConfig struct

+ AuthData []*types.AuthorityData

+ BlockState BlockState

+ EpochDone *sync.WaitGroup

+ EpochThreshold *big.Int

+ Keypair *sr25519.Keypair

+ Kill <-chan struct{}

+ NewBlocks chan<- types.Block

+ Runtime *runtime.Runtime

+ StartSlot uint64

+ StorageState StorageState

+ SyncLock *sync.Mutex

+ TransactionQueue TransactionQueue

+ type Slot struct

+ func NewSlot(start, duration, number uint64) *Slot

+ type StorageState interface

+ SetStorage func([]byte, []byte) error

+ StorageRoot func() (common.Hash, error)

+ type TransactionQueue interface

+ Peek func() *transaction.ValidTransaction

+ Pop func() *transaction.ValidTransaction

+ Push func(vt *transaction.ValidTransaction) (common.Hash, error)

+ type VerificationManager struct

+ func NewVerificationManager(blockState BlockState, currentEpoch uint64, ...) (*VerificationManager, error)

+ func (v *VerificationManager) EpochNumber() uint64

+ func (v *VerificationManager) IncrementEpoch() (*NextEpochDescriptor, error)

+ func (v *VerificationManager) VerifyBlock(header *types.Header) (bool, error)

+ type VrfOutputAndProof struct

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