constants

Documentation

Index

• Constants
• Variables
• func GetHRP(networkID uint32) string
• func NetworkID(networkName string) (uint32, error)
• func NetworkName(networkID uint32) string

Constants

const (
	// ChainAliasPrefix denotes a prefix for an alias that belongs to a blockchain ID.
	ChainAliasPrefix string = "bc"

	// VMAliasPrefix denotes a prefix for an alias that belongs to a VM ID.
	VMAliasPrefix string = "vm"
)

const (
	// PlatformName exports the name of the platform
	PlatformName = "metal"

	// AppName exports the name of the avalanche application
	AppName = "metalgo"
)

Const variables to be exported

const (
	MainnetID  uint32 = 1
	TahoeID    uint32 = 5
	UnitTestID uint32 = 10
	LocalID    uint32 = 12345

	MainnetName  = "mainnet"
	TahoeName    = "tahoe"
	UnitTestName = "testing"
	LocalName    = "local"

	MainnetHRP  = "metal"
	TahoeHRP    = "tahoe"
	UnitTestHRP = "testing"
	LocalHRP    = "local"
	FallbackHRP = "custom"
)

Const variables to be exported

const (
	// Request ID used when sending a Put message to gossip an accepted container
	// (ie not sent in response to a Get)
	GossipMsgRequestID uint32 = math.MaxUint32

	// The network must be "tcp", "tcp4", "tcp6", "unix" or "unixpacket".
	NetworkType = "tcp"

	DefaultMaxMessageSize  = 2 * units.MiB
	DefaultPingPongTimeout = 30 * time.Second
	DefaultPingFrequency   = 3 * DefaultPingPongTimeout / 4
	DefaultByteSliceCap    = 128

	MaxContainersLen = int(4 * DefaultMaxMessageSize / 5)

	DefaultNetworkPeerListNumValidatorIPs        = 15
	DefaultNetworkPeerListValidatorGossipSize    = 20
	DefaultNetworkPeerListNonValidatorGossipSize = 0
	DefaultNetworkPeerListPeersGossipSize        = 10
	DefaultNetworkPeerListGossipFreq             = time.Minute

	// Inbound Connection Throttling
	DefaultInboundConnUpgradeThrottlerCooldown = 10 * time.Second
	DefaultInboundThrottlerMaxConnsPerSec      = 256

	// Outbound Connection Throttling
	DefaultOutboundConnectionThrottlingRps = 50
	DefaultOutboundConnectionTimeout       = 30 * time.Second

	// Timeouts
	DefaultNetworkInitialTimeout        = 5 * time.Second
	DefaultNetworkMinimumTimeout        = 2 * time.Second
	DefaultNetworkMaximumTimeout        = 10 * time.Second
	DefaultNetworkMaximumInboundTimeout = 10 * time.Second
	DefaultNetworkTimeoutHalflife       = 5 * time.Minute
	DefaultNetworkTimeoutCoefficient    = 2
	DefaultNetworkReadHandshakeTimeout  = 15 * time.Second

	DefaultNetworkCompressionType           = compression.TypeZstd
	DefaultNetworkMaxClockDifference        = time.Minute
	DefaultNetworkRequireValidatorToConnect = false
	DefaultNetworkPeerReadBufferSize        = 8 * units.KiB
	DefaultNetworkPeerWriteBufferSize       = 8 * units.KiB

	DefaultNetworkTCPProxyEnabled = false

	// The PROXY protocol specification recommends setting this value to be at
	// least 3 seconds to cover a TCP retransmit.
	// Ref: https://www.haproxy.org/download/2.3/doc/proxy-protocol.txt
	// Specifying a timeout of 0 will actually result in a timeout of 200ms, but
	// a timeout of 0 should generally not be provided.
	DefaultNetworkTCPProxyReadTimeout = 3 * time.Second

	// Benchlist
	DefaultBenchlistFailThreshold      = 10
	DefaultBenchlistDuration           = 15 * time.Minute
	DefaultBenchlistMinFailingDuration = 2*time.Minute + 30*time.Second

	// Router
	DefaultAcceptedFrontierGossipFrequency                 = 10 * time.Second
	DefaultConsensusAppConcurrency                         = 2
	DefaultConsensusShutdownTimeout                        = time.Minute
	DefaultConsensusGossipAcceptedFrontierValidatorSize    = 0
	DefaultConsensusGossipAcceptedFrontierNonValidatorSize = 0
	DefaultConsensusGossipAcceptedFrontierPeerSize         = 15
	DefaultConsensusGossipOnAcceptValidatorSize            = 0
	DefaultConsensusGossipOnAcceptNonValidatorSize         = 0
	DefaultConsensusGossipOnAcceptPeerSize                 = 10
	DefaultAppGossipValidatorSize                          = 10
	DefaultAppGossipNonValidatorSize                       = 0
	DefaultAppGossipPeerSize                               = 0

	// Inbound Throttling
	DefaultInboundThrottlerAtLargeAllocSize         = 6 * units.MiB
	DefaultInboundThrottlerVdrAllocSize             = 32 * units.MiB
	DefaultInboundThrottlerNodeMaxAtLargeBytes      = DefaultMaxMessageSize
	DefaultInboundThrottlerMaxProcessingMsgsPerNode = 1024
	DefaultInboundThrottlerBandwidthRefillRate      = 512 * units.KiB
	DefaultInboundThrottlerBandwidthMaxBurstSize    = DefaultMaxMessageSize
	DefaultInboundThrottlerCPUMaxRecheckDelay       = 5 * time.Second
	DefaultInboundThrottlerDiskMaxRecheckDelay      = 5 * time.Second
	MinInboundThrottlerMaxRecheckDelay              = time.Millisecond

	// Outbound Throttling
	DefaultOutboundThrottlerAtLargeAllocSize    = 32 * units.MiB
	DefaultOutboundThrottlerVdrAllocSize        = 32 * units.MiB
	DefaultOutboundThrottlerNodeMaxAtLargeBytes = DefaultMaxMessageSize

	// Network Health
	DefaultHealthCheckAveragerHalflife = 10 * time.Second

	DefaultNetworkHealthMaxTimeSinceMsgSent     = time.Minute
	DefaultNetworkHealthMaxTimeSinceMsgReceived = time.Minute
	DefaultNetworkHealthMaxPortionSendQueueFill = 0.9
	DefaultNetworkHealthMinPeers                = 1
	DefaultNetworkHealthMaxSendFailRate         = .9

	// Metrics
	DefaultUptimeMetricFreq = 30 * time.Second

	// Delays
	DefaultNetworkInitialReconnectDelay = time.Second
	DefaultNetworkMaxReconnectDelay     = time.Minute
)

Const variables to be exported

const PointerOverhead = 8

PointerOverhead is used to approximate the memory footprint from allocating a pointer.

Variables

var (
	PrimaryNetworkID = ids.Empty
	PlatformChainID  = ids.Empty

	NetworkIDToNetworkName = map[uint32]string{
		MainnetID:  MainnetName,
		TahoeID:    TahoeName,
		UnitTestID: UnitTestName,
		LocalID:    LocalName,
	}
	NetworkNameToNetworkID = map[string]uint32{
		MainnetName:  MainnetID,
		TahoeName:    TahoeID,
		UnitTestName: UnitTestID,
		LocalName:    LocalID,
	}

	NetworkIDToHRP = map[uint32]string{
		MainnetID:  MainnetHRP,
		TahoeID:    TahoeHRP,
		UnitTestID: UnitTestHRP,
		LocalID:    LocalHRP,
	}
	NetworkHRPToNetworkID = map[string]uint32{
		MainnetHRP:  MainnetID,
		TahoeHRP:    TahoeID,
		UnitTestHRP: UnitTestID,
		LocalHRP:    LocalID,
	}
	ProductionNetworkIDs = set.Of(MainnetID, TahoeID)

	ValidNetworkPrefix = "network-"

	ErrParseNetworkName = errors.New("failed to parse network name")
)

Variables to be exported

var (
	PlatformVMID = ids.ID{'p', 'l', 'a', 't', 'f', 'o', 'r', 'm', 'v', 'm'}
	AVMID        = ids.ID{'a', 'v', 'm'}
	EVMID        = ids.ID{'e', 'v', 'm'}
)

Functions

func GetHRP

func GetHRP(networkID uint32) string

GetHRP returns the Human-Readable-Part of bech32 addresses for a networkID

func NetworkID

func NetworkID(networkName string) (uint32, error)

NetworkID returns the ID of the network with name [networkName]

func NetworkName

func NetworkName(networkID uint32) string

NetworkName returns a human readable name for the network with ID [networkID]