p2p

package
v0.0.0-...-4e9d6c2 Latest Latest
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 Go to latest Published: May 12, 2023 License: Apache-2.0 Imports: 57 Imported by: 0

Documentation

Index

Constants

View Source 
const EnvCustomNetwork = "ELESYIUM_CUSTOM"

EnvCustomNetwork is the environment variable name used for setting a custom network.

View Source 
const EnvKeyElysiumBootstrapper = "ELESYIUM_BOOTSTRAPPER"

Variables

View Source 
var ErrInvalidNetwork = errors.New("params: invalid network")

ErrInvalidNetwork is thrown when unknown network is used.

Functions

func ConstructModule 

func ConstructModule(tp node.Type, cfg *Config) fx.Option

ConstructModule collects all the components and services related to p2p.

func Flags 

func Flags() *flag.FlagSet

Flags gives a set of p2p flags.

func GenesisFor 

func GenesisFor(net Network) (string, error)

GenesisFor reports a hash of a genesis block for a given network. Genesis is strictly defined and can't be modified.

func Key 

func Key(kstore keystore.Keystore) (crypto.PrivKey, error)

Key provides a networking private key and PeerID of the node.

func Listen 

func Listen(listen []string) func(h hst.Host) (err error)

Listen returns invoke function that starts listening for inbound connections with libp2p.Host.

func ParseFlags 

func ParseFlags(
	cmd *cobra.Command,
	cfg *Config,
) error

ParseFlags parses P2P flags from the given cmd and saves them to the passed config.

func WithHost 

func WithHost(hst hst.Host) fx.Option

WithHost sets custom Host's data for p2p networking.

func WithMetrics 

func WithMetrics() fx.Option

WithMetrics option sets up native libp2p metrics up.

func WithP2PKey 

func WithP2PKey(key crypto.PrivKey) fx.Option

WithP2PKey sets custom Ed25519 private key for p2p networking.

func WithP2PKeyStr 

func WithP2PKeyStr(key string) fx.Option

WithP2PKeyStr sets custom hex encoded Ed25519 private key for p2p networking.

Types

type API 

type API struct {
	Internal struct {
		Info                 func(context.Context) (peer.AddrInfo, error)                         `perm:"admin"`
		Peers                func(context.Context) ([]peer.ID, error)                             `perm:"admin"`
		PeerInfo             func(ctx context.Context, id peer.ID) (peer.AddrInfo, error)         `perm:"admin"`
		Connect              func(ctx context.Context, pi peer.AddrInfo) error                    `perm:"admin"`
		ClosePeer            func(ctx context.Context, id peer.ID) error                          `perm:"admin"`
		Connectedness        func(ctx context.Context, id peer.ID) (network.Connectedness, error) `perm:"admin"`
		NATStatus            func(context.Context) (network.Reachability, error)                  `perm:"admin"`
		BlockPeer            func(ctx context.Context, p peer.ID) error                           `perm:"admin"`
		UnblockPeer          func(ctx context.Context, p peer.ID) error                           `perm:"admin"`
		ListBlockedPeers     func(context.Context) ([]peer.ID, error)                             `perm:"admin"`
		Protect              func(ctx context.Context, id peer.ID, tag string) error              `perm:"admin"`
		Unprotect            func(ctx context.Context, id peer.ID, tag string) (bool, error)      `perm:"admin"`
		IsProtected          func(ctx context.Context, id peer.ID, tag string) (bool, error)      `perm:"admin"`
		BandwidthStats       func(context.Context) (metrics.Stats, error)                         `perm:"admin"`
		BandwidthForPeer     func(ctx context.Context, id peer.ID) (metrics.Stats, error)         `perm:"admin"`
		BandwidthForProtocol func(ctx context.Context, proto protocol.ID) (metrics.Stats, error)  `perm:"admin"`
		ResourceState        func(context.Context) (rcmgr.ResourceManagerStat, error)             `perm:"admin"`
		PubSubPeers          func(ctx context.Context, topic string) ([]peer.ID, error)           `perm:"admin"`
	}
}

API is a wrapper around Module for the RPC. TODO(@distractedm1nd): These structs need to be autogenerated.

func (*API) BandwidthForPeer 

func (api *API) BandwidthForPeer(ctx context.Context, id peer.ID) (metrics.Stats, error)

func (*API) BandwidthForProtocol 

func (api *API) BandwidthForProtocol(ctx context.Context, proto protocol.ID) (metrics.Stats, error)

func (*API) BandwidthStats 

func (api *API) BandwidthStats(ctx context.Context) (metrics.Stats, error)

func (*API) BlockPeer 

func (api *API) BlockPeer(ctx context.Context, p peer.ID) error

func (*API) ClosePeer 

func (api *API) ClosePeer(ctx context.Context, id peer.ID) error

func (*API) Connect 

func (api *API) Connect(ctx context.Context, pi peer.AddrInfo) error

func (*API) Connectedness 

func (api *API) Connectedness(ctx context.Context, id peer.ID) (network.Connectedness, error)

func (*API) Info 

func (api *API) Info(ctx context.Context) (peer.AddrInfo, error)

func (*API) IsProtected 

func (api *API) IsProtected(ctx context.Context, id peer.ID, tag string) (bool, error)

func (*API) ListBlockedPeers 

func (api *API) ListBlockedPeers(ctx context.Context) ([]peer.ID, error)

func (*API) NATStatus 

func (api *API) NATStatus(ctx context.Context) (network.Reachability, error)

func (*API) PeerInfo 

func (api *API) PeerInfo(ctx context.Context, id peer.ID) (peer.AddrInfo, error)

func (*API) Peers 

func (api *API) Peers(ctx context.Context) ([]peer.ID, error)

func (*API) Protect 

func (api *API) Protect(ctx context.Context, id peer.ID, tag string) error

func (*API) PubSubPeers 

func (api *API) PubSubPeers(ctx context.Context, topic string) ([]peer.ID, error)

func (*API) ResourceState 

func (api *API) ResourceState(ctx context.Context) (rcmgr.ResourceManagerStat, error)

func (*API) UnblockPeer 

func (api *API) UnblockPeer(ctx context.Context, p peer.ID) error

func (*API) Unprotect 

func (api *API) Unprotect(ctx context.Context, id peer.ID, tag string) (bool, error)

type Bootstrappers 

type Bootstrappers []peer.AddrInfo

Bootstrappers is a type definition for nodes that will be used as bootstrappers.

func BootstrappersFor 

func BootstrappersFor(net Network) (Bootstrappers, error)

BootstrappersFor returns address information of bootstrap peers for a given network.

type Config 

type Config struct {
	// ListenAddresses - Addresses to listen to on local NIC.
	ListenAddresses []string
	// AnnounceAddresses - Addresses to be announced/advertised for peers to connect to
	AnnounceAddresses []string
	// NoAnnounceAddresses - Addresses the P2P subsystem may know about, but that should not be
	// announced/advertised, as undialable from WAN
	NoAnnounceAddresses []string
	// MutualPeers are peers which have a bidirectional peering agreement with the configured node.
	// Connections with those peers are protected from being trimmed, dropped or negatively scored.
	// NOTE: Any two peers must bidirectionally configure each other on their MutualPeers field.
	MutualPeers []string
	// PeerExchange configures the node, whether it should share some peers to a pruned peer.
	// This is enabled by default for Bootstrappers.
	PeerExchange bool
	// ConnManager is a configuration tuple for ConnectionManager.
	ConnManager               connManagerConfig
	RoutingTableRefreshPeriod time.Duration

	// Allowlist for IPColocation PubSub parameter, a list of string CIDRs
	IPColocationWhitelist []string
}

Config combines all configuration fields for P2P subsystem.

func DefaultConfig 

func DefaultConfig(tp node.Type) Config

DefaultConfig returns default configuration for P2P subsystem.

func (*Config) Validate 

func (cfg *Config) Validate() error

Validate performs basic validation of the config.

type HostBase 

type HostBase hst.Host

type Module 

type Module interface {
	// Info returns address information about the host.
	Info(context.Context) (peer.AddrInfo, error)
	// Peers returns connected peers.
	Peers(context.Context) ([]peer.ID, error)
	// PeerInfo returns a small slice of information Peerstore has on the
	// given peer.
	PeerInfo(ctx context.Context, id peer.ID) (peer.AddrInfo, error)

	// Connect ensures there is a connection between this host and the peer with
	// given peer.
	Connect(ctx context.Context, pi peer.AddrInfo) error
	// ClosePeer closes the connection to a given peer.
	ClosePeer(ctx context.Context, id peer.ID) error
	// Connectedness returns a state signaling connection capabilities.
	Connectedness(ctx context.Context, id peer.ID) (network.Connectedness, error)
	// NATStatus returns the current NAT status.
	NATStatus(context.Context) (network.Reachability, error)

	// BlockPeer adds a peer to the set of blocked peers.
	BlockPeer(ctx context.Context, p peer.ID) error
	// UnblockPeer removes a peer from the set of blocked peers.
	UnblockPeer(ctx context.Context, p peer.ID) error
	// ListBlockedPeers returns a list of blocked peers.
	ListBlockedPeers(context.Context) ([]peer.ID, error)
	// Protect adds a peer to the list of peers who have a bidirectional
	// peering agreement that they are protected from being trimmed, dropped
	// or negatively scored.
	Protect(ctx context.Context, id peer.ID, tag string) error
	// Unprotect removes a peer from the list of peers who have a bidirectional
	// peering agreement that they are protected from being trimmed, dropped
	// or negatively scored, returning a bool representing whether the given
	// peer is protected or not.
	Unprotect(ctx context.Context, id peer.ID, tag string) (bool, error)
	// IsProtected returns whether the given peer is protected.
	IsProtected(ctx context.Context, id peer.ID, tag string) (bool, error)

	// BandwidthStats returns a Stats struct with bandwidth metrics for all
	// data sent/received by the local peer, regardless of protocol or remote
	// peer IDs.
	BandwidthStats(context.Context) (metrics.Stats, error)
	// BandwidthForPeer returns a Stats struct with bandwidth metrics associated with the given peer.ID.
	// The metrics returned include all traffic sent / received for the peer, regardless of protocol.
	BandwidthForPeer(ctx context.Context, id peer.ID) (metrics.Stats, error)
	// BandwidthForProtocol returns a Stats struct with bandwidth metrics associated with the given
	// protocol.ID.
	BandwidthForProtocol(ctx context.Context, proto protocol.ID) (metrics.Stats, error)

	// ResourceState returns the state of the resource manager.
	ResourceState(context.Context) (rcmgr.ResourceManagerStat, error)

	// PubSubPeers returns the peer IDs of the peers joined on
	// the given topic.
	PubSubPeers(ctx context.Context, topic string) ([]peer.ID, error)
}

Module represents all accessible methods related to the node's p2p host / operations.

type Network 

type Network string

Network is a type definition for DA network run by Elysium Node. 

const (
	// DefaultNetwork is the default network of the current build.
	DefaultNetwork = Thebaid
	// Aeneid testnet. See: furyaxyz/networks.
	Aeneid Network = "aeneid-6"
	// Thebaid testnet. See: furyaxyz/networks.
	Thebaid Network = "thebaid"
	// Okeanus testnet. See: https://docs.elysium.org/nodes/blockspace-race/.
	Okeanus Network = "okeanus-0"
	// Private can be used to set up any private network, including local testing setups.
	Private Network = "private"
	// BlockTime is a network block time.
	// TODO @renaynay @Wondertan (#790)
	BlockTime = time.Second * 15
)

NOTE: Every time we add a new long-running network, it has to be added here.

func ParseNetwork 

func ParseNetwork(cmd *cobra.Command) (Network, error)

ParseNetwork tries to parse the network from the flags and environment, and returns either the parsed network or the build's default network

func (Network) String 

func (n Network) String() string

String returns string representation of the Network.

func (Network) Validate 

func (n Network) Validate() (Network, error)

Validate the network.

Source Files

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Directories

Path Synopsis
Package mocks is a generated GoMock package.
 Package mocks is a generated GoMock package.

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