p2p

package
v0.7.0-rc9 Latest Latest
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 Go to latest Published: Feb 23, 2023 License: Apache-2.0 Imports: 49 Imported by: 6

Documentation

Index

Constants

View Source 
const EnvCustomNetwork = "CELESTIA_CUSTOM"

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

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 added in v0.5.0 

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 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 added in v0.5.0 

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 added in v0.5.0 

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

func (*API) BandwidthForProtocol added in v0.5.0 

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

func (*API) BandwidthStats added in v0.5.0 

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

func (*API) BlockPeer added in v0.5.0 

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

func (*API) ClosePeer added in v0.5.0 

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

func (*API) Connect added in v0.5.0 

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

func (*API) Connectedness added in v0.5.0 

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

func (*API) Info added in v0.5.0 

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

func (*API) IsProtected added in v0.5.0 

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

func (*API) ListBlockedPeers added in v0.5.0 

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

func (*API) NATStatus added in v0.5.0 

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

func (*API) PeerInfo added in v0.5.0 

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

func (*API) Peers added in v0.5.0 

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

func (*API) Protect added in v0.5.0 

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

func (*API) PubSubPeers added in v0.5.0 

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

func (*API) ResourceState added in v0.5.0 

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

func (*API) UnblockPeer added in v0.5.0 

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

func (*API) Unprotect added in v0.5.0 

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

type Bootstrappers added in v0.5.0 

type Bootstrappers []peer.AddrInfo

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

func BootstrappersFor added in v0.5.0 

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
	// TODO(@Wondertan): This should be a build-time parameter. See
	// https://github.com/celestiaorg/celestia-node/issues/63
	// Bootstrapper is flag telling this node is a bootstrapper.
	Bootstrapper bool
	// 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
}

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 added in v0.5.0 

type Module interface {
	// Info returns address information about the host.
	Info(context.Context) (peer.AddrInfo, error)
	// Peers returns all peer IDs used across all inner stores.
	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 added in v0.5.0 

type Network string

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

const (
	// DefaultNetwork is the default network of the current build.
	DefaultNetwork = Mocha
	// Arabica testnet. See: celestiaorg/networks.
	Arabica Network = "arabica-6"
	// Mocha testnet. See: celestiaorg/networks.
	Mocha Network = "mocha"
	// 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 added in v0.5.0 

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 added in v0.7.0 

func (n Network) String() string

String returns string representation of the Network.

func (Network) Validate added in v0.5.0 

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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