mirror of
https://github.com/1f349/dendrite.git
synced 2024-11-23 04:01:38 +00:00
64 lines
1.9 KiB
Go
64 lines
1.9 KiB
Go
|
// Copyright 2020 The Matrix.org Foundation C.I.C.
|
||
|
|
//
|
||
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
// you may not use this file except in compliance with the License.
|
||
|
|
// You may obtain a copy of the License at
|
||
|
|
//
|
||
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
//
|
||
|
|
// Unless required by applicable law or agreed to in writing, software
|
||
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
// See the License for the specific language governing permissions and
|
||
|
|
// limitations under the License.
|
||
|
|
|
||
|
|
package main
|
||
|
|
|
||
|
|
import (
|
||
|
|
"context"
|
||
|
|
"fmt"
|
||
|
|
"math"
|
||
|
|
|
||
|
|
"github.com/libp2p/go-libp2p-core/host"
|
||
|
|
"github.com/libp2p/go-libp2p-core/peer"
|
||
|
|
"github.com/matrix-org/dendrite/common/keydb"
|
||
|
|
"github.com/matrix-org/gomatrixserverlib"
|
||
|
|
)
|
||
|
|
|
||
|
|
type mDNSListener struct {
|
||
|
|
keydb keydb.Database
|
||
|
|
host host.Host
|
||
|
|
}
|
||
|
|
|
||
|
|
func (n *mDNSListener) HandlePeerFound(p peer.AddrInfo) {
|
||
|
|
if err := n.host.Connect(context.Background(), p); err != nil {
|
||
|
|
fmt.Println("Error adding peer", p.ID.String(), "via mDNS:", err)
|
||
|
|
}
|
||
|
|
if pubkey, err := p.ID.ExtractPublicKey(); err == nil {
|
||
|
|
raw, _ := pubkey.Raw()
|
||
|
|
if err := n.keydb.StoreKeys(
|
||
|
|
context.Background(),
|
||
|
|
map[gomatrixserverlib.PublicKeyLookupRequest]gomatrixserverlib.PublicKeyLookupResult{
|
||
|
|
{
|
||
|
|
ServerName: gomatrixserverlib.ServerName(p.ID.String()),
|
||
|
|
KeyID: "ed25519:p2pdemo",
|
||
|
|
}: {
|
||
|
|
VerifyKey: gomatrixserverlib.VerifyKey{
|
||
|
|
Key: gomatrixserverlib.Base64String(raw),
|
||
|
|
},
|
||
|
|
ValidUntilTS: math.MaxUint64 >> 1,
|
||
|
|
ExpiredTS: gomatrixserverlib.PublicKeyNotExpired,
|
||
|
|
},
|
||
|
|
},
|
||
|
|
); err != nil {
|
||
|
|
fmt.Println("Failed to store keys:", err)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
fmt.Println("Discovered", len(n.host.Peerstore().Peers())-1, "other libp2p peer(s):")
|
||
|
|
for _, peer := range n.host.Peerstore().Peers() {
|
||
|
|
if peer != n.host.ID() {
|
||
|
|
fmt.Println("-", peer)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|