ledgerstate

Documentation

Index

• Constants
• Variables
• func FilterAdd(tx *ledgerstate.Transaction)
• func FilterHasConflict(outputs ledgerstate.Inputs) (bool, ledgerstate.TransactionID)
• func FilterRemove(txID ledgerstate.TransactionID)
• func GetAddress(c echo.Context) error
• func GetAddressUnspentOutputs(c echo.Context) error
• func GetBranch(c echo.Context) (err error)
• func GetBranchChildren(c echo.Context) (err error)
• func GetBranchConflicts(c echo.Context) (err error)
• func GetBranchSequenceIDs(c echo.Context) (err error)
• func GetBranchVoters(c echo.Context) (err error)
• func GetOutput(c echo.Context) (err error)
• func GetOutputConsumers(c echo.Context) (err error)
• func GetOutputMetadata(c echo.Context) (err error)
• func GetTransaction(c echo.Context) (err error)
• func GetTransactionAttachments(c echo.Context) (err error)
• func GetTransactionMetadata(c echo.Context) (err error)
• func PostAddressUnspentOutputs(c echo.Context) error
• func PostTransaction(c echo.Context) error
• type DoubleSpendFilter
  • func Filter() *DoubleSpendFilter
  • func NewDoubleSpendFilter() *DoubleSpendFilter
  • func (d *DoubleSpendFilter) Add(tx *ledgerstate.Transaction)
  • func (d *DoubleSpendFilter) CleanUp()
  • func (d *DoubleSpendFilter) HasConflict(outputs ledgerstate.Inputs) (bool, ledgerstate.TransactionID)
  • func (d *DoubleSpendFilter) Remove(txID ledgerstate.TransactionID)

Constants

const (
	PluginName                       = "WebAPILedgerstateEndpoint"
	DoubleSpendFilterCleanupInterval = 10 * time.Second
)

PluginName is the name of the web API plugin.

Variables

var ErrNotAllowedToPledgeManaToNode = errors.New("not allowed to pledge mana to node")

ErrNotAllowedToPledgeManaToNode defines an unsupported node to pledge mana to.

var (
	// Plugin holds the singleton instance of the plugin.
	Plugin *node.Plugin
)

Functions

func FilterAdd

func FilterAdd(tx *ledgerstate.Transaction)

FilterAdd Adds transaction to the doubleSpendFilter if it is enabled.

func FilterHasConflict

func FilterHasConflict(outputs ledgerstate.Inputs) (bool, ledgerstate.TransactionID)

FilterHasConflict checks if the outputs are conflicting if doubleSpendFilter is enabled.

func FilterRemove

func FilterRemove(txID ledgerstate.TransactionID)

FilterRemove Removes transaction id from the doubleSpendFilter if it is enabled.

func GetAddress

func GetAddress(c echo.Context) error

GetAddress is the handler for the /ledgerstate/addresses/:address endpoint.

func GetAddressUnspentOutputs

func GetAddressUnspentOutputs(c echo.Context) error

GetAddressUnspentOutputs is the handler for the /ledgerstate/addresses/:address/unspentOutputs endpoint.

func GetBranch

func GetBranch(c echo.Context) (err error)

GetBranch is the handler for the /ledgerstate/branch/:branchID endpoint.

func GetBranchChildren

func GetBranchChildren(c echo.Context) (err error)

GetBranchChildren is the handler for the /ledgerstate/branch/:branchID/childBranches endpoint.

func GetBranchConflicts

func GetBranchConflicts(c echo.Context) (err error)

GetBranchConflicts is the handler for the /ledgerstate/branch/:branchID/conflicts endpoint.

func GetBranchSequenceIDs

func GetBranchSequenceIDs(c echo.Context) (err error)

GetBranchSequenceIDs is the handler for the /ledgerstate/branch/:branchID endpoint.

func GetBranchVoters

func GetBranchVoters(c echo.Context) (err error)

GetBranchVoters is the handler for the /ledgerstate/branches/:branchID/voters endpoint.

func GetOutput

func GetOutput(c echo.Context) (err error)

GetOutput is the handler for the /ledgerstate/outputs/:outputID endpoint.

func GetOutputConsumers

func GetOutputConsumers(c echo.Context) (err error)

GetOutputConsumers is the handler for the /ledgerstate/outputs/:outputID/consumers endpoint.

func GetOutputMetadata

func GetOutputMetadata(c echo.Context) (err error)

GetOutputMetadata is the handler for the /ledgerstate/outputs/:outputID/metadata endpoint.

func GetTransaction

func GetTransaction(c echo.Context) (err error)

GetTransaction is the handler for the /ledgerstate/transactions/:transactionID endpoint.

func GetTransactionAttachments

func GetTransactionAttachments(c echo.Context) (err error)

GetTransactionAttachments is the handler for the ledgerstate/transactions/:transactionID/attachments endpoint.

func GetTransactionMetadata

func GetTransactionMetadata(c echo.Context) (err error)

GetTransactionMetadata is the handler for the ledgerstate/transactions/:transactionID/metadata endpoint.

func PostAddressUnspentOutputs

func PostAddressUnspentOutputs(c echo.Context) error

PostAddressUnspentOutputs is the handler for the /ledgerstate/addresses/unspentOutputs endpoint.

func PostTransaction

func PostTransaction(c echo.Context) error

PostTransaction sends a transaction.

Types

type DoubleSpendFilter

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

DoubleSpendFilter keeps a log of recently submitted transactions and their consumed outputs.

func Filter

func Filter() *DoubleSpendFilter

Filter returns the double spend filter singleton.

func NewDoubleSpendFilter

func NewDoubleSpendFilter() *DoubleSpendFilter

NewDoubleSpendFilter creates a new doubleSpendFilter worker.

func (*DoubleSpendFilter) Add

func (d *DoubleSpendFilter) Add(tx *ledgerstate.Transaction)

Add adds a transaction and it's consumed inputs to the doubleSpendFilter.

func (*DoubleSpendFilter) CleanUp

func (d *DoubleSpendFilter) CleanUp()

CleanUp removes transactions from the DoubleSpendFilter if they were added more, than 30s ago.

func (*DoubleSpendFilter) HasConflict

func (d *DoubleSpendFilter) HasConflict(outputs ledgerstate.Inputs) (bool, ledgerstate.TransactionID)

HasConflict returns if there is a conflicting output in the internal map wrt to the provided inputs (outputIDs).

func (*DoubleSpendFilter) Remove

func (d *DoubleSpendFilter) Remove(txID ledgerstate.TransactionID)

Remove removes all outputs associated to the given transaction ID.