2 GoVPN -- simple secure free software virtual private network daemon
3 Copyright (C) 2014-2017 Sergey Matveev <stargrave@stargrave.org>
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation, either version 3 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>.
25 "cypherpunks.ru/govpn"
28 // PeerState hold server side state of a single connecting/connected peer
29 type PeerState struct {
31 terminator chan struct{}
36 handshakes map[string]*govpn.Handshake = make(map[string]*govpn.Handshake)
39 peers = make(map[string]*PeerState)
40 peersLock sync.RWMutex
42 peersByID = make(map[govpn.PeerID]string)
43 peersByIDLock sync.RWMutex
45 knownPeers govpn.KnownPeers
49 func callUp(peerID *govpn.PeerID, remoteAddr string) (string, error) {
50 ifaceName := confs[*peerID].Iface
51 if confs[*peerID].Up != "" {
52 result, err := govpn.ScriptCall(confs[*peerID].Up, ifaceName, remoteAddr)
55 `[script-failed bind="%s" path="%s" err="%s"]`,
63 sepIndex := bytes.Index(result, []byte{'\n'})
65 sepIndex = len(result)
67 ifaceName = string(result[:sepIndex])
71 govpn.Printf(`[tap-failed bind="%s" peer="%s"]`, *bindAddr, *peerID)