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 Go to latest Published: Jul 16, 2024 License: Apache-2.0 Imports: 37 Imported by: 0

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Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func New 

func New(ctx context.Context, params ...Parameter) (eth2client.Service, error)

New creates a new Ethereum 2 client service, connecting with a standard HTTP.

Types

type ContentType 

type ContentType int

ContentType defines the builder spec version. 

const (
	// ContentTypeUnknown implies an unknown content type.
	ContentTypeUnknown ContentType = iota
	// ContentTypeSSZ implies an SSZ content type.
	ContentTypeSSZ
	// ContentTypeJSON implies a JSON content type.
	ContentTypeJSON
)

func ParseFromMediaType 

func ParseFromMediaType(input string) (ContentType, error)

ParseFromMediaType parses a content type string as per http://www.iana.org/assignments/media-types/media-types.xhtml

func (*ContentType) MarshalJSON 

func (c *ContentType) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler.

func (ContentType) MediaType 

func (c ContentType) MediaType() string

MediaType returns the IANA name of the media type.

func (ContentType) String 

func (c ContentType) String() string

String returns a string representation of the struct.

func (*ContentType) UnmarshalJSON 

func (c *ContentType) UnmarshalJSON(input []byte) error

UnmarshalJSON implements json.Unmarshaler.

type Parameter 

type Parameter interface {
	// contains filtered or unexported methods
}

Parameter is the interface for service parameters.

func WithAddress 

func WithAddress(address string) Parameter

WithAddress provides the address for the endpoint.

func WithEnforceJSON 

func WithEnforceJSON(enforceJSON bool) Parameter

WithEnforceJSON forces all requests and responses to be in JSON, not sending or requesting SSZ.

func WithExtraHeaders 

func WithExtraHeaders(headers map[string]string) Parameter

WithExtraHeaders sets additional headers to be sent with each HTTP request.

func WithIndexChunkSize 

func WithIndexChunkSize(indexChunkSize int) Parameter

WithIndexChunkSize sets the maximum number of indices to send for individual validator requests.

func WithLogLevel 

func WithLogLevel(logLevel zerolog.Level) Parameter

WithLogLevel sets the log level for the module.

func WithMonitor 

func WithMonitor(monitor metrics.Service) Parameter

WithMonitor sets the monitor for the service.

func WithPubKeyChunkSize 

func WithPubKeyChunkSize(pubKeyChunkSize int) Parameter

WithPubKeyChunkSize sets the maximum number of public kyes to send for individual validator requests.

func WithTimeout 

func WithTimeout(timeout time.Duration) Parameter

WithTimeout sets the maximum duration for all requests to the endpoint.

type Service 

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

Service is an Ethereum 2 client service.

func (*Service) Address 

func (s *Service) Address() string

Address provides the address for the connection.

func (*Service) AggregateAttestation 

func (s *Service) AggregateAttestation(ctx context.Context,
	opts *api.AggregateAttestationOpts,
) (
	*api.Response[*phase0.Attestation],
	error,
)

AggregateAttestation fetches the aggregate attestation for the given options.

func (*Service) AttestationData 

func (s *Service) AttestationData(ctx context.Context,
	opts *api.AttestationDataOpts,
) (
	*api.Response[*phase0.AttestationData],
	error,
)

AttestationData obtains attestation data given the options.

func (*Service) AttestationPool 

func (s *Service) AttestationPool(ctx context.Context,
	opts *api.AttestationPoolOpts,
) (
	*api.Response[[]*phase0.Attestation],
	error,
)

AttestationPool obtains the attestation pool for the given options.

func (*Service) AttesterDuties 

func (s *Service) AttesterDuties(ctx context.Context,
	opts *api.AttesterDutiesOpts,
) (
	*api.Response[[]*apiv1.AttesterDuty],
	error,
)

AttesterDuties obtains attester duties.

func (*Service) BeaconBlockHeader 

func (s *Service) BeaconBlockHeader(ctx context.Context,
	opts *api.BeaconBlockHeaderOpts,
) (
	*api.Response[*apiv1.BeaconBlockHeader],
	error,
)

BeaconBlockHeader provides the block header given the opts.

func (*Service) BeaconBlockRoot 

func (s *Service) BeaconBlockRoot(ctx context.Context,
	opts *api.BeaconBlockRootOpts,
) (
	*api.Response[*phase0.Root],
	error,
)

BeaconBlockRoot fetches a block's root given a set of options.

func (*Service) BeaconCommittees 

func (s *Service) BeaconCommittees(ctx context.Context,
	opts *api.BeaconCommitteesOpts,
) (
	*api.Response[[]*apiv1.BeaconCommittee],
	error,
)

BeaconCommittees fetches all beacon committees for the epoch at the given state.

func (*Service) BeaconState 

func (s *Service) BeaconState(ctx context.Context,
	opts *api.BeaconStateOpts,
) (
	*api.Response[*spec.VersionedBeaconState],
	error,
)

BeaconState fetches a beacon state.

func (*Service) BeaconStateRandao 

func (s *Service) BeaconStateRandao(ctx context.Context, opts *api.BeaconStateRandaoOpts) (*api.Response[*phase0.Root], error)

BeaconStateRandao fetches the beacon state RANDAO given a set of options.

func (*Service) BeaconStateRoot 

func (s *Service) BeaconStateRoot(ctx context.Context, opts *api.BeaconStateRootOpts) (*api.Response[*phase0.Root], error)

BeaconStateRoot fetches the beacon state root given a set of options.

func (*Service) BlindedProposal 

func (s *Service) BlindedProposal(ctx context.Context,
	opts *api.BlindedProposalOpts,
) (
	*api.Response[*api.VersionedBlindedProposal],
	error,
)

BlindedProposal fetches a proposal for signing.

func (*Service) BlobSidecars 

func (s *Service) BlobSidecars(ctx context.Context,
	opts *api.BlobSidecarsOpts,
) (
	*api.Response[[]*deneb.BlobSidecar],
	error,
)

BlobSidecars fetches the blobs sidecars given options.

func (*Service) DepositContract 

func (s *Service) DepositContract(ctx context.Context,
	opts *api.DepositContractOpts,
) (
	*api.Response[*apiv1.DepositContract],
	error,
)

DepositContract provides details of the execution deposit contract for the chain.

func (*Service) Domain 

func (s *Service) Domain(ctx context.Context, domainType phase0.DomainType, epoch phase0.Epoch) (phase0.Domain, error)

Domain provides a domain for a given domain type at a given epoch.

func (*Service) EpochFromStateID 

func (s *Service) EpochFromStateID(ctx context.Context, stateID string) (phase0.Epoch, error)

EpochFromStateID parses the state ID and returns the relevant epoch.

func (*Service) Events 

func (s *Service) Events(ctx context.Context, topics []string, handler client.EventHandlerFunc) error

Events feeds requested events with the given topics to the supplied handler.

func (*Service) FarFutureEpoch 

func (s *Service) FarFutureEpoch(_ context.Context) (phase0.Epoch, error)

FarFutureEpoch provides the values for FAR_FUTURE_EOPCH of the chain.

func (*Service) Finality 

func (s *Service) Finality(ctx context.Context,
	opts *api.FinalityOpts,
) (
	*api.Response[*apiv1.Finality],
	error,
)

Finality provides the finality given a state ID.

func (*Service) Fork 

func (s *Service) Fork(ctx context.Context,
	opts *api.ForkOpts,
) (
	*api.Response[*phase0.Fork],
	error,
)

Fork fetches fork information for the given options.

func (*Service) ForkChoice 

func (s *Service) ForkChoice(ctx context.Context,
	opts *api.ForkChoiceOpts,
) (
	*api.Response[*apiv1.ForkChoice],
	error,
)

ForkChoice fetches all current fork choice context.

func (*Service) ForkSchedule 

func (s *Service) ForkSchedule(ctx context.Context,
	opts *api.ForkScheduleOpts,
) (
	*api.Response[[]*phase0.Fork],
	error,
)

ForkSchedule provides details of past and future changes in the chain's fork version.

func (*Service) Genesis 

func (s *Service) Genesis(ctx context.Context,
	opts *api.GenesisOpts,
) (
	*api.Response[*apiv1.Genesis],
	error,
)

Genesis provides the genesis information of the chain.

func (*Service) GenesisDomain 

func (s *Service) GenesisDomain(ctx context.Context, domainType phase0.DomainType) (phase0.Domain, error)

GenesisDomain returns the domain for the given domain type at genesis. N.B. this is not always the same as the domain at epoch 0. It is possible for a chain's fork schedule to have multiple forks at genesis. In this situation, GenesisDomain() will return the first, and Domain() will return the last.

func (*Service) GenesisTime 

func (s *Service) GenesisTime(ctx context.Context) (time.Time, error)

GenesisTime provides the genesis time of the chain.

func (*Service) Name 

func (s *Service) Name() string

Name provides the name of the service.

func (*Service) NodeClient 

func (s *Service) NodeClient(ctx context.Context) (*api.Response[string], error)

NodeClient provides the client for the node.

func (*Service) NodePeers 

func (s *Service) NodePeers(ctx context.Context, opts *api.NodePeersOpts) (*api.Response[[]*apiv1.Peer], error)

NodePeers obtains the peers of a node.

func (*Service) NodeSyncing 

func (s *Service) NodeSyncing(ctx context.Context, opts *api.NodeSyncingOpts) (*api.Response[*apiv1.SyncState], error)

NodeSyncing provides the syncing information for the node.

func (*Service) NodeVersion 

func (s *Service) NodeVersion(ctx context.Context,
	opts *api.NodeVersionOpts,
) (
	*api.Response[string],
	error,
)

NodeVersion provides the version information of the node.

func (*Service) Proposal 

func (s *Service) Proposal(ctx context.Context,
	opts *api.ProposalOpts,
) (
	*api.Response[*api.VersionedProposal],
	error,
)

Proposal fetches a potential beacon block for signing.

func (*Service) ProposerDuties 

func (s *Service) ProposerDuties(ctx context.Context,
	opts *api.ProposerDutiesOpts,
) (
	*api.Response[[]*apiv1.ProposerDuty],
	error,
)

ProposerDuties obtains proposer duties for the given options.

func (*Service) SignedBeaconBlock 

func (s *Service) SignedBeaconBlock(ctx context.Context,
	opts *api.SignedBeaconBlockOpts,
) (
	*api.Response[*spec.VersionedSignedBeaconBlock],
	error,
)

SignedBeaconBlock fetches a signed beacon block given a block ID.

func (*Service) SlotDuration 

func (s *Service) SlotDuration(ctx context.Context) (time.Duration, error)

SlotDuration provides the duration of a slot for the chain.

func (*Service) SlotFromStateID 

func (s *Service) SlotFromStateID(_ context.Context, stateID string) (phase0.Slot, error)

SlotFromStateID parses the state ID and returns the relevant slot.

func (*Service) SlotsPerEpoch 

func (s *Service) SlotsPerEpoch(ctx context.Context) (uint64, error)

SlotsPerEpoch provides the number of slots per epoch for the chain.

func (*Service) Spec 

func (s *Service) Spec(ctx context.Context,
	opts *api.SpecOpts,
) (
	*api.Response[map[string]any],
	error,
)

Spec provides the spec information of the chain.

func (*Service) SubmitAggregateAttestations 

func (s *Service) SubmitAggregateAttestations(ctx context.Context, aggregateAndProofs []*phase0.SignedAggregateAndProof) error

SubmitAggregateAttestations submits aggregate attestations.

func (*Service) SubmitAttestations 

func (s *Service) SubmitAttestations(ctx context.Context, attestations []*phase0.Attestation) error

SubmitAttestations submits attestations.

func (*Service) SubmitAttesterSlashing 

func (s *Service) SubmitAttesterSlashing(ctx context.Context, slashing *phase0.AttesterSlashing) error

SubmitAttesterSlashing submits an attester slashing.

func (*Service) SubmitBLSToExecutionChanges 

func (s *Service) SubmitBLSToExecutionChanges(ctx context.Context, blsToExecutionChanges []*capella.SignedBLSToExecutionChange) error

SubmitBLSToExecutionChanges submits BLS to execution address change operations.

func (*Service) SubmitBeaconBlock deprecated 

func (s *Service) SubmitBeaconBlock(ctx context.Context, block *spec.VersionedSignedBeaconBlock) error

SubmitBeaconBlock submits a beacon block.

Deprecated: this will not work from the deneb hard-fork onwards. Use SubmitProposal() instead.

func (*Service) SubmitBeaconCommitteeSubscriptions 

func (s *Service) SubmitBeaconCommitteeSubscriptions(ctx context.Context, subscriptions []*api.BeaconCommitteeSubscription) error

SubmitBeaconCommitteeSubscriptions subscribes to beacon committees.

func (*Service) SubmitBlindedBeaconBlock deprecated 

func (s *Service) SubmitBlindedBeaconBlock(ctx context.Context, block *api.VersionedSignedBlindedBeaconBlock) error

SubmitBlindedBeaconBlock submits a blinded beacon block.

Deprecated: this will not work from the deneb hard-fork onwards. Use SubmitBlindedProposal() instead.

func (*Service) SubmitBlindedProposal 

func (s *Service) SubmitBlindedProposal(ctx context.Context, proposal *api.VersionedSignedBlindedProposal) error

SubmitBlindedProposal submits a blinded proposal.

func (*Service) SubmitProposal 

func (s *Service) SubmitProposal(ctx context.Context, proposal *api.VersionedSignedProposal) error

SubmitProposal submits a proposal.

func (*Service) SubmitProposalPreparations 

func (s *Service) SubmitProposalPreparations(ctx context.Context, preparations []*apiv1.ProposalPreparation) error

SubmitProposalPreparations provides the beacon node with information required if a proposal for the given validators shows up in the next epoch.

func (*Service) SubmitProposalSlashing 

func (s *Service) SubmitProposalSlashing(ctx context.Context, slashing *phase0.ProposerSlashing) error

SubmitProposalSlashing submits a proposal slashing.

func (*Service) SubmitSyncCommitteeContributions 

func (s *Service) SubmitSyncCommitteeContributions(ctx context.Context, contributionAndProofs []*altair.SignedContributionAndProof) error

SubmitSyncCommitteeContributions submits sync committee contributions.

func (*Service) SubmitSyncCommitteeMessages 

func (s *Service) SubmitSyncCommitteeMessages(ctx context.Context, messages []*altair.SyncCommitteeMessage) error

SubmitSyncCommitteeMessages submits sync committee messages.

func (*Service) SubmitSyncCommitteeSubscriptions 

func (s *Service) SubmitSyncCommitteeSubscriptions(ctx context.Context, subscriptions []*api.SyncCommitteeSubscription) error

SubmitSyncCommitteeSubscriptions subscribes to sync committees.

func (*Service) SubmitValidatorRegistrations 

func (s *Service) SubmitValidatorRegistrations(ctx context.Context, registrations []*api.VersionedSignedValidatorRegistration) error

SubmitValidatorRegistrations submits a validator registration.

func (*Service) SubmitVoluntaryExit 

func (s *Service) SubmitVoluntaryExit(ctx context.Context, voluntaryExit *phase0.SignedVoluntaryExit) error

SubmitVoluntaryExit submits a voluntary exit.

func (*Service) SyncCommittee 

func (s *Service) SyncCommittee(ctx context.Context,
	opts *api.SyncCommitteeOpts,
) (
	*api.Response[*apiv1.SyncCommittee],
	error,
)

SyncCommittee fetches the sync committee for epoch at the given state.

func (*Service) SyncCommitteeContribution 

func (s *Service) SyncCommitteeContribution(ctx context.Context,
	opts *api.SyncCommitteeContributionOpts,
) (
	*api.Response[*altair.SyncCommitteeContribution],
	error,
)

SyncCommitteeContribution provides a sync committee contribution.

func (*Service) SyncCommitteeDuties 

func (s *Service) SyncCommitteeDuties(ctx context.Context,
	opts *api.SyncCommitteeDutiesOpts,
) (
	*api.Response[[]*apiv1.SyncCommitteeDuty],
	error,
)

SyncCommitteeDuties obtains sync committee duties.

func (*Service) TargetAggregatorsPerCommittee 

func (s *Service) TargetAggregatorsPerCommittee(ctx context.Context) (uint64, error)

TargetAggregatorsPerCommittee provides the target aggregators per committee of the chain.

func (*Service) V3Proposal 

func (s *Service) V3Proposal(ctx context.Context,
	opts *api.V3ProposalOpts,
) (
	*api.Response[*api.VersionedV3Proposal],
	error,
)

V3Proposal fetches a proposal for signing. V3 supports both blinded and non blinded proposals.

func (*Service) ValidatorBalances 

func (s *Service) ValidatorBalances(ctx context.Context,
	opts *api.ValidatorBalancesOpts,
) (
	*api.Response[map[phase0.ValidatorIndex]phase0.Gwei],
	error,
)

ValidatorBalances provides the validator balances for the given options.

func (*Service) Validators 

func (s *Service) Validators(ctx context.Context,
	opts *api.ValidatorsOpts,
) (
	*api.Response[map[phase0.ValidatorIndex]*apiv1.Validator],
	error,
)

Validators provides the validators, with their balance and status, for the given options.

func (*Service) VoluntaryExitPool 

func (s *Service) VoluntaryExitPool(ctx context.Context,
	opts *api.VoluntaryExitPoolOpts,
) (
	*api.Response[[]*phase0.SignedVoluntaryExit],
	error,
)

VoluntaryExitPool obtains the voluntary exit pool.

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