util

package
v1.4.11 Latest Latest
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 Go to latest Published: Mar 2, 2021 License: Apache-2.0 Imports: 30 Imported by: 0

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Index

Constants

View Source 
const (
	ChannelLogger     = "gossip.channel"
	CommLogger        = "gossip.comm"
	DiscoveryLogger   = "gossip.discovery"
	ElectionLogger    = "gossip.election"
	GossipLogger      = "gossip.gossip"
	CommMockLogger    = "gossip.comm.mock"
	PullLogger        = "gossip.pull"
	ServiceLogger     = "gossip.service"
	StateLogger       = "gossip.state"
	PrivateDataLogger = "gossip.privdata"
)

Logger names for logger initialization.

Variables

This section is empty.

Functions

func BytesToStrings added in v1.3.0 

func BytesToStrings(bytes [][]byte) []string

func Contains added in v1.1.1 

func Contains(s string, a []string) bool

Contains returns whether a given slice a contains a string s

func CreateGRPCLayer added in v1.4.1 

func CreateGRPCLayer() (port int, gRPCServer *comm.GRPCServer, certs *common.TLSCertificates,
	secureDialOpts api.PeerSecureDialOpts, dialOpts []grpc.DialOption)

CreateGRPCLayer returns a new gRPC server with associated port, TLS certificates, SecureDialOpts and DialOption

func GetDurationOrDefault 

func GetDurationOrDefault(key string, defVal time.Duration) time.Duration

GetDurationOrDefault returns the Duration value from config if present otherwise default value

func GetFloat64OrDefault added in v1.3.0 

func GetFloat64OrDefault(key string, defVal float64) float64

GetFloat64OrDefault returns the float64 value from config if present otherwise default value

func GetIntOrDefault 

func GetIntOrDefault(key string, defVal int) int

GetIntOrDefault returns the int value from config if present otherwise default value

func GetRandomIndices 

func GetRandomIndices(indiceCount, highestIndex int) []int

GetRandomIndices returns a slice of random indices from 0 to given highestIndex

func IndexInSlice 

func IndexInSlice(array interface{}, o interface{}, equals Equals) int

IndexInSlice returns the index of given object o in array

func PrintStackTrace 

func PrintStackTrace()

PrintStackTrace prints to stdout all goroutines

func PrivateRWSets added in v1.1.1 

func PrivateRWSets(rwsets ...PrivateRWSet) [][]byte

PrivateRWSets creates an aggregated slice of RWSets

func RandomInt 

func RandomInt(n int) int

RandomInt returns, as an int, a non-negative pseudo-random integer in [0,n) It panics if n <= 0

func RandomUInt64 

func RandomUInt64() uint64

RandomUInt64 returns a random uint64

func SetVal added in v1.4.1 

func SetVal(key string, val interface{})

SetVal stores key value to viper

func SetupTestLogging 

func SetupTestLogging()

SetupTestLogging sets the default log levels for gossip unit tests

func StringsToBytes added in v1.3.0 

func StringsToBytes(strings []string) [][]byte

Types

type Equals 

type Equals func(a interface{}, b interface{}) bool

Equals returns whether a and b are the same

type Logger added in v1.3.0 

type Logger interface {
	Debug(args ...interface{})
	Debugf(format string, args ...interface{})
	Error(args ...interface{})
	Errorf(format string, args ...interface{})
	Fatal(args ...interface{})
	Fatalf(format string, args ...interface{})
	Info(args ...interface{})
	Infof(format string, args ...interface{})
	Panic(args ...interface{})
	Panicf(format string, args ...interface{})
	Warning(args ...interface{})
	Warningf(format string, args ...interface{})
	IsEnabledFor(l zapcore.Level) bool
}

func GetLogger 

func GetLogger(name string, peerID string) Logger

GetLogger returns a logger for given gossip logger name and peerID

type MembershipStore 

type MembershipStore struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

MembershipStore struct which encapsulates membership message store abstraction

func NewMembershipStore 

func NewMembershipStore() *MembershipStore

NewMembershipStore creates new membership store instance

func (*MembershipStore) MsgByID 

func (m *MembershipStore) MsgByID(pkiID common.PKIidType) *proto.SignedGossipMessage

MsgByID returns a message stored by a certain ID, or nil if such an ID isn't found

func (*MembershipStore) Put 

func (m *MembershipStore) Put(pkiID common.PKIidType, msg *proto.SignedGossipMessage)

Put associates msg with the given pkiID

func (*MembershipStore) Remove 

func (m *MembershipStore) Remove(pkiID common.PKIidType)

Remove removes a message with a given pkiID

func (*MembershipStore) Size 

func (m *MembershipStore) Size() int

Size of the membership store

func (*MembershipStore) ToSlice 

func (m *MembershipStore) ToSlice() []*proto.SignedGossipMessage

ToSlice returns a slice backed by the elements of the MembershipStore

type PrivateRWSet added in v1.1.1 

type PrivateRWSet []byte

PrivateRWSet contains the bytes of CollectionPvtReadWriteSet

func (PrivateRWSet) Digest added in v1.1.1 

func (rws PrivateRWSet) Digest() string

Digest returns a deterministic and collision-free representation of the PrivateRWSet

type PrivateRWSetWithConfig added in v1.3.0 

type PrivateRWSetWithConfig struct {
	RWSet            []PrivateRWSet
	CollectionConfig *common.CollectionConfig
}

PrivateRWSetWithConfig encapsulates private read-write set among with relevant to collections config information

type PubSub 

type PubSub struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

PubSub defines a struct that one can use to: - publish items to a topic to multiple subscribers - and subscribe to items from a topic The subscriptions have a TTL and are cleaned when it passes.

func NewPubSub 

func NewPubSub() *PubSub

NewPubSub creates a new PubSub with an empty set of subscriptions

func (*PubSub) Publish 

func (ps *PubSub) Publish(topic string, item interface{}) error

Publish publishes an item to all subscribers on the topic

func (*PubSub) Subscribe 

func (ps *PubSub) Subscribe(topic string, ttl time.Duration) Subscription

Subscribe returns a subscription to a topic that expires when given TTL passes

type PvtDataCollections added in v1.1.1 

type PvtDataCollections []*ledger.TxPvtData

PvtDataCollections data type to encapsulate collections of private data

func (*PvtDataCollections) Marshal added in v1.1.1 

func (pvt *PvtDataCollections) Marshal() ([][]byte, error)

Marshal encodes private collection into bytes array

func (*PvtDataCollections) Unmarshal added in v1.1.1 

func (pvt *PvtDataCollections) Unmarshal(data [][]byte) error

Unmarshal read and unmarshal collection of private data from given bytes array

type Set 

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

Set is a generic and thread-safe set container

func NewSet 

func NewSet() *Set

NewSet returns a new set

func (*Set) Add 

func (s *Set) Add(item interface{})

Add adds given item to the set

func (*Set) Clear 

func (s *Set) Clear()

Clear removes all elements from set

func (*Set) Exists 

func (s *Set) Exists(item interface{}) bool

Exists returns true whether given item is in the set

func (*Set) Remove 

func (s *Set) Remove(item interface{})

Remove removes a given item from the set

func (*Set) Size 

func (s *Set) Size() int

Size returns the size of the set

func (*Set) ToArray 

func (s *Set) ToArray() []interface{}

ToArray returns a slice with items at the point in time the method was invoked

type Subscription 

type Subscription interface {
	// Listen blocks until a publish was made
	// to the subscription, or an error if the
	// subscription's TTL passed
	Listen() (interface{}, error)
}

Subscription defines a subscription to a topic that can be used to receive publishes on

Source Files

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