kubo/core/node/libp2p/hostopt.go
Łukasz Magiera e133058487 constructor: break down libp2p logic
License: MIT
Signed-off-by: Łukasz Magiera <magik6k@gmail.com>
2019-04-30 00:09:42 +02:00

26 lines
813 B
Go

package libp2p
import (
"context"
"fmt"
"github.com/libp2p/go-libp2p"
host "github.com/libp2p/go-libp2p-host"
peer "github.com/libp2p/go-libp2p-peer"
peerstore "github.com/libp2p/go-libp2p-peerstore"
)
type HostOption func(ctx context.Context, id peer.ID, ps peerstore.Peerstore, options ...libp2p.Option) (host.Host, error)
var DefaultHostOption HostOption = constructPeerHost
// isolates the complex initialization steps
func constructPeerHost(ctx context.Context, id peer.ID, ps peerstore.Peerstore, options ...libp2p.Option) (host.Host, error) {
pkey := ps.PrivKey(id)
if pkey == nil {
return nil, fmt.Errorf("missing private key for node ID: %s", id.Pretty())
}
options = append([]libp2p.Option{libp2p.Identity(pkey), libp2p.Peerstore(ps)}, options...)
return libp2p.New(ctx, options...)
}