device: get rid of peers.empty boolean in timersActive

There's no way for len(peers)==0 when a current peer has
isRunning==false.

This requires some struct reshuffling so that the uint64 pointer is
aligned.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
This commit is contained in:
Jason A. Donenfeld 2021-02-25 12:28:53 +01:00
parent 3c11c0308e
commit 593658d975
3 changed files with 7 additions and 10 deletions

View file

@ -55,9 +55,13 @@ type Device struct {
publicKey NoisePublicKey
}
rate struct {
underLoadUntil int64
limiter ratelimiter.Ratelimiter
}
peers struct {
empty AtomicBool // empty reports whether len(keyMap) == 0
sync.RWMutex // protects keyMap
sync.RWMutex // protects keyMap
keyMap map[NoisePublicKey]*Peer
}
@ -65,11 +69,6 @@ type Device struct {
indexTable IndexTable
cookieChecker CookieChecker
rate struct {
underLoadUntil int64
limiter ratelimiter.Ratelimiter
}
pool struct {
messageBuffers *WaitPool
inboundElements *WaitPool
@ -135,7 +134,6 @@ func removePeerLocked(device *Device, peer *Peer, key NoisePublicKey) {
// remove from peer map
delete(device.peers.keyMap, key)
device.peers.empty.Set(len(device.peers.keyMap) == 0)
}
// changeState attempts to change the device state to match want.

View file

@ -111,7 +111,6 @@ func (device *Device) NewPeer(pk NoisePublicKey) (*Peer, error) {
// add
device.peers.keyMap[pk] = peer
device.peers.empty.Set(false)
// start peer
peer.timersInit()

View file

@ -71,7 +71,7 @@ func (timer *Timer) IsPending() bool {
}
func (peer *Peer) timersActive() bool {
return peer.isRunning.Get() && peer.device != nil && peer.device.isUp() && !peer.device.peers.empty.Get()
return peer.isRunning.Get() && peer.device != nil && peer.device.isUp()
}
func expiredRetransmitHandshake(peer *Peer) {