kvledger

package
Version: v1.4.3 Latest Latest
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Published: Aug 26, 2019 License: Apache-2.0 Imports: 33 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source
var (
	// ErrLedgerIDExists is thrown by a CreateLedger call if a ledger with the given id already exists
	ErrLedgerIDExists = errors.New("LedgerID already exists")
	// ErrNonExistingLedgerID is thrown by a OpenLedger call if a ledger with the given id does not exist
	ErrNonExistingLedgerID = errors.New("LedgerID does not exist")
	// ErrLedgerNotOpened is thrown by a CloseLedger call if a ledger with the given id has not been opened
	ErrLedgerNotOpened = errors.New("ledger is not opened yet")
)

Functions

func ClearPreResetHeight added in v1.4.2

func ClearPreResetHeight() error

func LoadPreResetHeight added in v1.4.2

func LoadPreResetHeight() (map[string]uint64, error)

LoadPreResetHeight returns the pre-reset height of all ledgers.

func NewProvider

func NewProvider() (ledger.PeerLedgerProvider, error)

NewProvider instantiates a new Provider. This is not thread-safe and assumed to be synchronized be the caller

func ResetAllKVLedgers added in v1.4.2

func ResetAllKVLedgers() error

ResetAllKVLedgers resets all ledger to the genesis block.

func RollbackKVLedger added in v1.4.2

func RollbackKVLedger(ledgerID string, blockNum uint64) error

RollbackKVLedger rollbacks a ledger to a specified block number

Types

type Provider

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

Provider implements interface ledger.PeerLedgerProvider

func (*Provider) Close

func (provider *Provider) Close()

Close implements the corresponding method from interface ledger.PeerLedgerProvider

func (*Provider) Create

func (provider *Provider) Create(genesisBlock *common.Block) (ledger.PeerLedger, error)

Create implements the corresponding method from interface ledger.PeerLedgerProvider This functions sets a under construction flag before doing any thing related to ledger creation and upon a successful ledger creation with the committed genesis block, removes the flag and add entry into created ledgers list (atomically). If a crash happens in between, the 'recoverUnderConstructionLedger' function is invoked before declaring the provider to be usable

func (*Provider) Exists

func (provider *Provider) Exists(ledgerID string) (bool, error)

Exists implements the corresponding method from interface ledger.PeerLedgerProvider

func (*Provider) Initialize added in v1.1.0

func (provider *Provider) Initialize(initializer *ledger.Initializer) error

Initialize implements the corresponding method from interface ledger.PeerLedgerProvider

func (*Provider) List

func (provider *Provider) List() ([]string, error)

List implements the corresponding method from interface ledger.PeerLedgerProvider

func (*Provider) Open

func (provider *Provider) Open(ledgerID string) (ledger.PeerLedger, error)

Open implements the corresponding method from interface ledger.PeerLedgerProvider

Directories

Path Synopsis
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historydb/historyleveldb/fakes
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Code generated by counterfeiter.
txmgmt
privacyenabledstate
Package privacyenabledstate is a generated protocol buffer package.
Package privacyenabledstate is a generated protocol buffer package.
queryutil/mock
Code generated by counterfeiter.
Code generated by counterfeiter.
statedb/mock
Code generated by counterfeiter.
Code generated by counterfeiter.

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