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ipn/ipnstate, wgengine: make PeerStatusLite.LastHandshake zero Time means none

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... rather than 1970. Code was using IsZero against the 1970 team
(which isn't a zero value), but fortunately not anywhere that seems to
have mattered.

Updates #cleanup

Change-Id: I708a3f2a9398aaaedc9503678b4a8a311e0e019e
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick
2024-02-27 20:00:04 -08:00
committed by Brad Fitzpatrick
parent 3dd8ae2f26
commit 74b8985e19
2 changed files with 17 additions and 7 deletions
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20
ipn/ipnstate/ipnstate.go
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@@ -188,14 +188,22 @@ func (s *Status) Peers() []key.NodePublic {
}
type PeerStatusLite struct {
// TxBytes/RxBytes is the total number of bytes transmitted to/received from this peer.
TxBytes, RxBytes int64
// LastHandshake is the last time a handshake succeeded with this peer.
// (Or we got key confirmation via the first data message,
// which is approximately the same thing.)
LastHandshake time.Time
// NodeKey is this peer's public node key.
NodeKey key.NodePublic
// TxBytes/RxBytes are the total number of bytes transmitted to/received
// from this peer.
TxBytes, RxBytes int64
// LastHandshake is the last time a handshake succeeded with this peer. (Or
// we got key confirmation via the first data message, which is
// approximately the same thing.)
//
// The time.Time zero value means that no handshake has succeeded, at least
// since this peer was last known to WireGuard. (Tailscale removes peers
// from the wireguard peer that are idle.)
LastHandshake time.Time
// HandshakeAttempts is how many failed attempts there have been at
// completing the current WireGuard handshake. This resets to zero on every
// successful handshake.