Remove expiry logic, this needs to be redone

api.go

@@ -369,13 +369,9 @@ func (h *Headscale) handleMachineExpired(
 			strings.TrimSuffix(h.cfg.ServerURL, "/"), idKey.HexString())
 	}
 
-	// When a client connects, it may request a specific expiry time in its
+	if !reqisterRequest.Expiry.IsZero() {
-	// RegisterRequest (https://github.com/tailscale/tailscale/blob/main/tailcfg/tailcfg.go#L634)
+		machine.Expiry = &reqisterRequest.Expiry
-	// RequestedExpiry is used to store the clients requested expiry time since the authentication flow is broken
+	}
-	// into two steps (which cant pass arbitrary data between them easily) and needs to be
-	// retrieved again after the user has authenticated. After the authentication flow
-	// completes, RequestedExpiry is copied into Expiry.
-	machine.RequestedExpiry = &reqisterRequest.Expiry
 
 	h.db.Save(&machine)
 
@@ -450,8 +446,10 @@ func (h *Headscale) handleMachineRegistrationNew(
 			strings.TrimSuffix(h.cfg.ServerURL, "/"), idKey.HexString())
 	}
 
-	// save the requested expiry time for retrieval later in the authentication flow
+	if !reqisterRequest.Expiry.IsZero() {
-	machine.RequestedExpiry = &reqisterRequest.Expiry
+		machine.Expiry = &reqisterRequest.Expiry
+	}
+
 	machine.NodeKey = wgkey.Key(reqisterRequest.NodeKey).HexString() // save the NodeKey
 	h.db.Save(&machine)
 

app.go

@@ -96,9 +96,6 @@ type Config struct {
 	OIDC OIDCConfig
 
 	CLI CLIConfig
-
-	MaxMachineRegistrationDuration     time.Duration
-	DefaultMachineRegistrationDuration time.Duration
 }
 
 type OIDCConfig struct {

cli_test.go

@@ -21,7 +21,6 @@ func (s *Suite) TestRegisterMachine(c *check.C) {
 		NamespaceID: namespace.ID,
 		IPAddress:   "10.0.0.1",
 		Expiry:      &now,
-		RequestedExpiry: &now,
 	}
 	app.db.Save(&machine)
 

machine.go

@@ -45,7 +45,6 @@ type Machine struct {
 	LastSeen             *time.Time
 	LastSuccessfulUpdate *time.Time
 	Expiry               *time.Time
-	RequestedExpiry      *time.Time
 
 	HostInfo      datatypes.JSON
 	Endpoints     datatypes.JSON
@@ -68,40 +67,16 @@ func (machine Machine) isAlreadyRegistered() bool {
 
 // isExpired returns whether the machine registration has expired.
 func (machine Machine) isExpired() bool {
+	// If Expiry is not set, the client has not indicated that
+	// it wants an expiry time, it is therefor considered
+	// to mean "not expired"
+	if machine.Expiry.IsZero() {
+		return false
+	}
+
 	return time.Now().UTC().After(*machine.Expiry)
 }
 
-// If the Machine is expired, updateMachineExpiry updates the Machine Expiry time to the maximum allowed duration,
-// or the default duration if no Expiry time was requested by the client. The expiry time here does not (yet) cause
-// a client to be disconnected, however they will have to re-auth the machine if they attempt to reconnect after the
-// expiry time.
-func (h *Headscale) updateMachineExpiry(machine *Machine) {
-	if machine.isExpired() {
-		now := time.Now().UTC()
-		maxExpiry := now.Add(
-			h.cfg.MaxMachineRegistrationDuration,
-		) // calculate the maximum expiry
-		defaultExpiry := now.Add(
-			h.cfg.DefaultMachineRegistrationDuration,
-		) // calculate the default expiry
-
-		// clamp the expiry time of the machine registration to the maximum allowed, or use the default if none supplied
-		if maxExpiry.Before(*machine.RequestedExpiry) {
-			log.Debug().
-				Msgf("Clamping registration expiry time to maximum: %v (%v)", maxExpiry, h.cfg.MaxMachineRegistrationDuration)
-			machine.Expiry = &maxExpiry
-		} else if machine.RequestedExpiry.IsZero() {
-			log.Debug().Msgf("Using default machine registration expiry time: %v (%v)", defaultExpiry, h.cfg.DefaultMachineRegistrationDuration)
-			machine.Expiry = &defaultExpiry
-		} else {
-			log.Debug().Msgf("Using requested machine registration expiry time: %v", machine.RequestedExpiry)
-			machine.Expiry = machine.RequestedExpiry
-		}
-
-		h.db.Save(&machine)
-	}
-}
-
 func (h *Headscale) getDirectPeers(machine *Machine) (Machines, error) {
 	log.Trace().
 		Caller().

oidc.go

@@ -228,8 +228,6 @@ func (h *Headscale) OIDCCallback(ctx *gin.Context) {
 			h.db.Save(&machine)
 		}
 
-		h.updateMachineExpiry(machine)
-
 		ctx.Data(http.StatusOK, "text/html; charset=utf-8", []byte(fmt.Sprintf(`
 <html>
 <body>