save routes on register

Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com>

hscontrol/db/node.go

@@ -453,6 +453,10 @@ func RegisterNode(tx *gorm.DB, node types.Node, ipv4 *netip.Addr, ipv6 *netip.Ad
 		return nil, fmt.Errorf("failed register(save) node in the database: %w", err)
 	}
 
+	if _, err := SaveNodeRoutes(tx, &node); err != nil {
+		return nil, fmt.Errorf("failed to save node routes: %w", err)
+	}
+
 	log.Trace().
 		Caller().
 		Str("node", node.Hostname).

integration/tsic/tsic.go

@@ -80,6 +80,7 @@ type TailscaleInContainer struct {
 	withExtraHosts    []string
 	workdir           string
 	netfilter         string
+	extraLoginArgs    []string
 
 	// build options, solely for HEAD
 	buildConfig TailscaleInContainerBuildConfig
@@ -203,6 +204,14 @@ func WithBuildTag(tag string) Option {
 	}
 }
 
+// WithExtraLoginArgs adds additional arguments to the `tailscale up` command
+// as part of the Login function.
+func WithExtraLoginArgs(args []string) Option {
+	return func(tsic *TailscaleInContainer) {
+		tsic.extraLoginArgs = args
+	}
+}
+
 // New returns a new TailscaleInContainer instance.
 func New(
 	pool *dockertest.Pool,
@@ -436,6 +445,10 @@ func (t *TailscaleInContainer) Login(
 		"--accept-routes=false",
 	}
 
+	if t.extraLoginArgs != nil {
+		command = append(command, t.extraLoginArgs...)
+	}
+
 	if t.withSSH {
 		command = append(command, "--ssh")
 	}
@@ -475,6 +488,10 @@ func (t *TailscaleInContainer) LoginWithURL(
 		"--accept-routes=false",
 	}
 
+	if t.extraLoginArgs != nil {
+		command = append(command, t.extraLoginArgs...)
+	}
+
 	stdout, stderr, err := t.Execute(command)
 	if errors.Is(err, errTailscaleNotLoggedIn) {
 		return nil, errTailscaleCannotUpWithoutAuthkey