controlclient, ipn: update tests for key pointer change

Signed-off-by: David Crawshaw <crawshaw@tailscale.com>

control/controlclient/auto_test.go

@@ -641,7 +641,7 @@ func TestRefresh(t *testing.T) {
 	if got := *exp; !nkey1Expiry.Equal(got) {
 		t.Errorf("node key expiry = %v, want %v", got, nkey1Expiry)
 	}
-	k := tailcfg.NodeKey(*c1.direct.persist.PrivateNodeKey.Public())
+	k := tailcfg.NodeKey(c1.direct.persist.PrivateNodeKey.Public())
 	if k != nkey1 {
 		t.Errorf("node key after 2 hours is %v, want %v", k, nkey1)
 	}
@@ -1077,7 +1077,7 @@ func (c *client) status(t *testing.T) (status statusChange) {
 	} else {
 		t.Logf("%s state: %s", c.name, status.New.state)
 		if status.New.NetMap != nil {
-			c.mkey = tailcfg.MachineKey(*status.New.Persist.PrivateMachineKey.Public())
+			c.mkey = tailcfg.MachineKey(status.New.Persist.PrivateMachineKey.Public())
 			if nkey := status.New.NetMap.NodeKey; nkey != (tailcfg.NodeKey{}) && nkey != c.nkey {
 				c.nkey = nkey
 				c.id = c.s.control.DB().Node(c.nkey).ID

control/controlclient/direct_test.go

@@ -190,7 +190,7 @@ func TestClientsReusingOldKey(t *testing.T) {
 		if err != nil {
 			t.Fatal(err)
 		}
-		return *k
+		return k
 	}
 
 	// Replace the previous key with a new key.
@@ -258,7 +258,7 @@ func TestClientsReusingOldKey(t *testing.T) {
 
 	// At this point, there should only be one node for the machine key
 	// registered as active in the server.
-	mkey := tailcfg.MachineKey(*persist1.PrivateMachineKey.Public())
+	mkey := tailcfg.MachineKey(persist1.PrivateMachineKey.Public())
 	nodeIDs, err := server.DB().MachineNodes(mkey)
 	if err != nil {
 		t.Fatal(err)

ipn/e2e_test.go

@@ -201,7 +201,7 @@ func newNode(t *testing.T, prefix string, https *httptest.Server) testNode {
 
 // Tell the control server to authorize the given node.
 func authNode(t *testing.T, ctl *control.Server, n *LocalBackend) {
-	mk := *n.prefs.Persist.PrivateMachineKey.Public()
-	nk := *n.prefs.Persist.PrivateNodeKey.Public()
+	mk := n.prefs.Persist.PrivateMachineKey.Public()
+	nk := n.prefs.Persist.PrivateNodeKey.Public()
 	ctl.AuthorizeMachine(tailcfg.MachineKey(mk), tailcfg.NodeKey(nk))
 }