Dragonfly2
51 строка · 1.1 Кб
1/*
2* Copyright 2020 The Dragonfly Authors
3*
4* Licensed under the Apache License, Version 2.0 (the "License");
5* you may not use this file except in compliance with the License.
6* You may obtain a copy of the License at
7*
8* http://www.apache.org/licenses/LICENSE-2.0
9*
10* Unless required by applicable law or agreed to in writing, software
11* distributed under the License is distributed on an "AS IS" BASIS,
12* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13* See the License for the specific language governing permissions and
14* limitations under the License.
15*/
16
17package peer18
19import "d7y.io/dragonfly/v2/pkg/idgen"20
21const (22defaultPeerIDBufferSize = 102423)
24
25type IDGenerator interface {26PeerID() string27}
28
29type peerIDGenerator struct {30ip string31ch chan string32}
33
34func NewPeerIDGenerator(ip string) IDGenerator {35p := &peerIDGenerator{36ip: ip,37ch: make(chan string, defaultPeerIDBufferSize),38}39go p.run()40return p41}
42
43func (p *peerIDGenerator) PeerID() string {44return <-p.ch45}
46
47func (p *peerIDGenerator) run() {48for {49p.ch <- idgen.PeerIDV1(p.ip)50}51}
52