forked from ipfs/kubo
/
swarm.go
173 lines (136 loc) · 3.79 KB
/
swarm.go
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package coreapi
import (
"context"
"sort"
"time"
ma "gx/ipfs/QmTZBfrPJmjWsCvHEtX5FE6KimVJhsJg5sBbqEFYf4UZtL/go-multiaddr"
coreiface "gx/ipfs/QmXLwxifxwfc2bAwq6rdjbYqAsGzWsDE9RM5TWMGtykyj6/interface-go-ipfs-core"
inet "gx/ipfs/QmY3ArotKMKaL7YGfbQfyDrib6RVraLqZYWXZvVgZktBxp/go-libp2p-net"
net "gx/ipfs/QmY3ArotKMKaL7YGfbQfyDrib6RVraLqZYWXZvVgZktBxp/go-libp2p-net"
peer "gx/ipfs/QmYVXrKrKHDC9FobgmcmshCDyWwdrfwfanNQN4oxJ9Fk3h/go-libp2p-peer"
protocol "gx/ipfs/QmZNkThpqfVXs9GNbexPrfBbXSLNYeKrE7jwFM2oqHbyqN/go-libp2p-protocol"
swarm "gx/ipfs/Qma3Xp3FXFSP4prirEiRYHJ2tgGE8EAx9i6JLziPLpAQjq/go-libp2p-swarm"
pstore "gx/ipfs/QmaCTz9RkrU13bm9kMB54f7atgqM4qkjDZpRwRoJiWXEqs/go-libp2p-peerstore"
iaddr "gx/ipfs/Qmdf1djucJ1jX5RMF1bDbFg5ybZnupmSAeETQQ3ZV7z6dU/go-ipfs-addr"
)
type SwarmAPI CoreAPI
type connInfo struct {
peerstore pstore.Peerstore
conn net.Conn
dir net.Direction
addr ma.Multiaddr
peer peer.ID
muxer string
}
func (api *SwarmAPI) Connect(ctx context.Context, pi pstore.PeerInfo) error {
if api.peerHost == nil {
return coreiface.ErrOffline
}
if swrm, ok := api.peerHost.Network().(*swarm.Swarm); ok {
swrm.Backoff().Clear(pi.ID)
}
return api.peerHost.Connect(ctx, pi)
}
func (api *SwarmAPI) Disconnect(ctx context.Context, addr ma.Multiaddr) error {
if api.peerHost == nil {
return coreiface.ErrOffline
}
ia, err := iaddr.ParseMultiaddr(ma.Multiaddr(addr))
if err != nil {
return err
}
taddr := ia.Transport()
id := ia.ID()
net := api.peerHost.Network()
if taddr == nil {
if net.Connectedness(id) != inet.Connected {
return coreiface.ErrNotConnected
} else if err := net.ClosePeer(id); err != nil {
return err
}
} else {
for _, conn := range net.ConnsToPeer(id) {
if !conn.RemoteMultiaddr().Equal(taddr) {
continue
}
return conn.Close()
}
return coreiface.ErrConnNotFound
}
return nil
}
func (api *SwarmAPI) KnownAddrs(context.Context) (map[peer.ID][]ma.Multiaddr, error) {
if api.peerHost == nil {
return nil, coreiface.ErrOffline
}
addrs := make(map[peer.ID][]ma.Multiaddr)
ps := api.peerHost.Network().Peerstore()
for _, p := range ps.Peers() {
for _, a := range ps.Addrs(p) {
addrs[p] = append(addrs[p], a)
}
sort.Slice(addrs[p], func(i, j int) bool {
return addrs[p][i].String() < addrs[p][j].String()
})
}
return addrs, nil
}
func (api *SwarmAPI) LocalAddrs(context.Context) ([]ma.Multiaddr, error) {
if api.peerHost == nil {
return nil, coreiface.ErrOffline
}
return api.peerHost.Addrs(), nil
}
func (api *SwarmAPI) ListenAddrs(context.Context) ([]ma.Multiaddr, error) {
if api.peerHost == nil {
return nil, coreiface.ErrOffline
}
return api.peerHost.Network().InterfaceListenAddresses()
}
func (api *SwarmAPI) Peers(context.Context) ([]coreiface.ConnectionInfo, error) {
if api.peerHost == nil {
return nil, coreiface.ErrOffline
}
conns := api.peerHost.Network().Conns()
var out []coreiface.ConnectionInfo
for _, c := range conns {
pid := c.RemotePeer()
addr := c.RemoteMultiaddr()
ci := &connInfo{
peerstore: api.peerstore,
conn: c,
dir: c.Stat().Direction,
addr: addr,
peer: pid,
}
/*
// FIXME(steb):
swcon, ok := c.(*swarm.Conn)
if ok {
ci.muxer = fmt.Sprintf("%T", swcon.StreamConn().Conn())
}
*/
out = append(out, ci)
}
return out, nil
}
func (ci *connInfo) ID() peer.ID {
return ci.peer
}
func (ci *connInfo) Address() ma.Multiaddr {
return ci.addr
}
func (ci *connInfo) Direction() net.Direction {
return ci.dir
}
func (ci *connInfo) Latency() (time.Duration, error) {
return ci.peerstore.LatencyEWMA(peer.ID(ci.ID())), nil
}
func (ci *connInfo) Streams() ([]protocol.ID, error) {
streams := ci.conn.GetStreams()
out := make([]protocol.ID, len(streams))
for i, s := range streams {
out[i] = s.Protocol()
}
return out, nil
}