/*
GoVPN -- simple secure free software virtual private network daemon
-Copyright (C) 2014-2016 Sergey Matveev <stargrave@stargrave.org>
+Copyright (C) 2014-2017 Sergey Matveev <stargrave@stargrave.org>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
if err != nil {
log.Fatalln("Can not listen on UDP:", err)
}
- log.Println("Listening on UDP:" + *bindAddr)
+ govpn.BothPrintf(`[udp-listen bind="%s"]`, *bindAddr)
udpBufs <- make([]byte, govpn.MTUMax)
go func() {
buf = <-udpBufs
n, raddr, err = conn.ReadFromUDP(buf)
if err != nil {
- log.Println("Unexpected error when receiving", err)
+ govpn.Printf(`[receive-failed bind="%s" err="%s"]`, *bindAddr, err)
break
}
addr = raddr.String()
goto Finished
}
- log.Println("Peer handshake finished:", addr, peer.Id.String())
+ govpn.Printf(
+ `[handshake-completed bind="%s" addr="%s" peer="%s"]`,
+ *bindAddr, addr, peerId.String(),
+ )
hs.Zero()
hsLock.Lock()
delete(handshakes, addr)
terminator: make(chan struct{}),
}
go func(ps PeerState) {
- peerReady(ps)
+ govpn.PeerTapProcessor(ps.peer, ps.tap, ps.terminator)
<-udpBufs
<-udpBufs
}(*ps)
peersLock.Unlock()
peersByIdLock.Unlock()
kpLock.Unlock()
- log.Println("Rehandshake processed:", peer.Id.String())
+ govpn.Printf(
+ `[rehandshake-completed bind="%s" peer="%s"]`,
+ *bindAddr, peer.Id.String(),
+ )
} else {
go func(addr string, peer *govpn.Peer) {
ifaceName, err := callUp(peer.Id, peer.Addr)
}
tap, err := govpn.TAPListen(ifaceName, peer.MTU)
if err != nil {
- log.Println("Unable to create TAP:", err)
+ govpn.Printf(
+ `[tap-failed bind="%s" peer="%s" err="%s"]`,
+ *bindAddr, peer.Id.String(), err,
+ )
return
}
ps = &PeerState{
terminator: make(chan struct{}),
}
go func(ps PeerState) {
- peerReady(ps)
+ govpn.PeerTapProcessor(ps.peer, ps.tap, ps.terminator)
<-udpBufs
<-udpBufs
}(*ps)
peersLock.Unlock()
peersByIdLock.Unlock()
kpLock.Unlock()
- log.Println("Peer created:", peer.Id.String())
+ govpn.Printf(`[peer-created bind="%s" peer="%s"]`, *bindAddr, peer.Id.String())
}(addr, peer)
}
goto Finished
CheckID:
peerId = idsCache.Find(buf[:n])
if peerId == nil {
- log.Println("Unknown identity from:", addr)
+ govpn.Printf(`[identity-unknown bind="%s" addr="%s"]`, *bindAddr, addr)
goto Finished
}
conf = confs[*peerId]
if conf == nil {
- log.Println("Unable to get peer configuration:", peerId.String())
+ govpn.Printf(
+ `[conf-get-failed bind="%s" peer="%s"]`,
+ *bindAddr, peerId.String(),
+ )
goto Finished
}
hs = govpn.NewHandshake(