types/persist: drop duplicated Persist.LoginName

It was duplicated from Persist.UserProfile.LoginName, drop it.

Updates #7726

Signed-off-by: Maisem Ali <maisem@tailscale.com>

cmd/tailscale/cli/cli_test.go

@@ -18,6 +18,7 @@ import (
 	"tailscale.com/health/healthmsg"
 	"tailscale.com/ipn"
 	"tailscale.com/ipn/ipnstate"
+	"tailscale.com/tailcfg"
 	"tailscale.com/tka"
 	"tailscale.com/tstest"
 	"tailscale.com/types/persist"
@@ -834,7 +835,7 @@ func TestUpdatePrefs(t *testing.T) {
 			flags: []string{},
 			curPrefs: &ipn.Prefs{
 				ControlURL: ipn.DefaultControlURL,
-				Persist:    &persist.Persist{LoginName: "crawshaw.github"},
+				Persist:    &persist.Persist{UserProfile: tailcfg.UserProfile{LoginName: "crawshaw.github"}},
 			},
 			env: upCheckEnv{
 				backendState: "Stopped",
@@ -846,7 +847,7 @@ func TestUpdatePrefs(t *testing.T) {
 			flags: []string{},
 			curPrefs: &ipn.Prefs{
 				ControlURL: ipn.DefaultControlURL,
-				Persist:    &persist.Persist{LoginName: "crawshaw.github"},
+				Persist:    &persist.Persist{UserProfile: tailcfg.UserProfile{LoginName: "crawshaw.github"}},
 			},
 			env:            upCheckEnv{backendState: "Running"},
 			wantSimpleUp:   true,
@@ -857,7 +858,7 @@ func TestUpdatePrefs(t *testing.T) {
 			flags: []string{"--reset"},
 			curPrefs: &ipn.Prefs{
 				ControlURL: ipn.DefaultControlURL,
-				Persist:    &persist.Persist{LoginName: "crawshaw.github"},
+				Persist:    &persist.Persist{UserProfile: tailcfg.UserProfile{LoginName: "crawshaw.github"}},
 			},
 			env: upCheckEnv{backendState: "Running"},
 			wantJustEditMP: &ipn.MaskedPrefs{
@@ -884,7 +885,7 @@ func TestUpdatePrefs(t *testing.T) {
 			flags: []string{},
 			curPrefs: &ipn.Prefs{
 				ControlURL: "https://login.tailscale.com",
-				Persist:    &persist.Persist{LoginName: "crawshaw.github"},
+				Persist:    &persist.Persist{UserProfile: tailcfg.UserProfile{LoginName: "crawshaw.github"}},
 			},
 			env:            upCheckEnv{backendState: "Running"},
 			wantSimpleUp:   true,
@@ -895,7 +896,7 @@ func TestUpdatePrefs(t *testing.T) {
 			flags: []string{"--login-server=https://localhost:1000"},
 			curPrefs: &ipn.Prefs{
 				ControlURL:       "https://login.tailscale.com",
-				Persist:          &persist.Persist{LoginName: "crawshaw.github"},
+				Persist:          &persist.Persist{UserProfile: tailcfg.UserProfile{LoginName: "crawshaw.github"}},
 				AllowSingleHosts: true,
 				CorpDNS:          true,
 				NetfilterMode:    preftype.NetfilterOn,
@@ -910,7 +911,7 @@ func TestUpdatePrefs(t *testing.T) {
 			flags: []string{"--advertise-tags=tag:foo"},
 			curPrefs: &ipn.Prefs{
 				ControlURL:       "https://login.tailscale.com",
-				Persist:          &persist.Persist{LoginName: "crawshaw.github"},
+				Persist:          &persist.Persist{UserProfile: tailcfg.UserProfile{LoginName: "crawshaw.github"}},
 				AllowSingleHosts: true,
 				CorpDNS:          true,
 				NetfilterMode:    preftype.NetfilterOn,
@@ -944,7 +945,7 @@ func TestUpdatePrefs(t *testing.T) {
 			flags: []string{"--ssh"},
 			curPrefs: &ipn.Prefs{
 				ControlURL:       "https://login.tailscale.com",
-				Persist:          &persist.Persist{LoginName: "crawshaw.github"},
+				Persist:          &persist.Persist{UserProfile: tailcfg.UserProfile{LoginName: "crawshaw.github"}},
 				AllowSingleHosts: true,
 				CorpDNS:          true,
 				NetfilterMode:    preftype.NetfilterOn,
@@ -965,7 +966,7 @@ func TestUpdatePrefs(t *testing.T) {
 			flags: []string{"--ssh=false"},
 			curPrefs: &ipn.Prefs{
 				ControlURL:       "https://login.tailscale.com",
-				Persist:          &persist.Persist{LoginName: "crawshaw.github"},
+				Persist:          &persist.Persist{UserProfile: tailcfg.UserProfile{LoginName: "crawshaw.github"}},
 				AllowSingleHosts: true,
 				CorpDNS:          true,
 				RunSSH:           true,
@@ -990,7 +991,7 @@ func TestUpdatePrefs(t *testing.T) {
 			sshOverTailscale: true,
 			curPrefs: &ipn.Prefs{
 				ControlURL:       "https://login.tailscale.com",
-				Persist:          &persist.Persist{LoginName: "crawshaw.github"},
+				Persist:          &persist.Persist{UserProfile: tailcfg.UserProfile{LoginName: "crawshaw.github"}},
 				AllowSingleHosts: true,
 				CorpDNS:          true,
 				NetfilterMode:    preftype.NetfilterOn,
@@ -1014,7 +1015,7 @@ func TestUpdatePrefs(t *testing.T) {
 			sshOverTailscale: true,
 			curPrefs: &ipn.Prefs{
 				ControlURL:       "https://login.tailscale.com",
-				Persist:          &persist.Persist{LoginName: "crawshaw.github"},
+				Persist:          &persist.Persist{UserProfile: tailcfg.UserProfile{LoginName: "crawshaw.github"}},
 				AllowSingleHosts: true,
 				CorpDNS:          true,
 				NetfilterMode:    preftype.NetfilterOn,
@@ -1037,7 +1038,7 @@ func TestUpdatePrefs(t *testing.T) {
 			sshOverTailscale: true,
 			curPrefs: &ipn.Prefs{
 				ControlURL:       "https://login.tailscale.com",
-				Persist:          &persist.Persist{LoginName: "crawshaw.github"},
+				Persist:          &persist.Persist{UserProfile: tailcfg.UserProfile{LoginName: "crawshaw.github"}},
 				AllowSingleHosts: true,
 				CorpDNS:          true,
 				NetfilterMode:    preftype.NetfilterOn,
@@ -1059,7 +1060,7 @@ func TestUpdatePrefs(t *testing.T) {
 			sshOverTailscale: true,
 			curPrefs: &ipn.Prefs{
 				ControlURL:       "https://login.tailscale.com",
-				Persist:          &persist.Persist{LoginName: "crawshaw.github"},
+				Persist:          &persist.Persist{UserProfile: tailcfg.UserProfile{LoginName: "crawshaw.github"}},
 				AllowSingleHosts: true,
 				CorpDNS:          true,
 				RunSSH:           true,

cmd/tailscale/cli/up.go

@@ -424,7 +424,7 @@ func updatePrefs(prefs, curPrefs *ipn.Prefs, env upCheckEnv) (simpleUp bool, jus
 
 	simpleUp = env.flagSet.NFlag() == 0 &&
 		curPrefs.Persist != nil &&
-		curPrefs.Persist.LoginName != "" &&
+		curPrefs.Persist.UserProfile.LoginName != "" &&
 		env.backendState != ipn.NeedsLogin.String()
 
 	justEdit := env.backendState == ipn.Running.String() &&

control/controlclient/direct.go

@@ -560,7 +560,7 @@ func (c *Direct) doLogin(ctx context.Context, opt loginOpt) (mustRegen bool, new
 		request.NodeKey.ShortString(), opt.URL != "", len(nodeKeySignature) > 0)
 	request.Auth.Oauth2Token = opt.Token
 	request.Auth.Provider = persist.Provider
-	request.Auth.LoginName = persist.LoginName
+	request.Auth.LoginName = persist.UserProfile.LoginName
 	request.Auth.AuthKey = authKey
 	err = signRegisterRequest(&request, c.serverURL, c.serverKey, machinePrivKey.Public())
 	if err != nil {
@@ -646,9 +646,6 @@ func (c *Direct) doLogin(ctx context.Context, opt loginOpt) (mustRegen bool, new
 	if resp.Login.Provider != "" {
 		persist.Provider = resp.Login.Provider
 	}
-	if resp.Login.LoginName != "" {
-		persist.LoginName = resp.Login.LoginName
-	}
 	persist.UserProfile = tailcfg.UserProfile{
 		ID:            resp.User.ID,
 		DisplayName:   resp.Login.DisplayName,

ipn/ipnlocal/local.go

@@ -957,7 +957,7 @@ func (b *LocalBackend) setClientStatus(st controlclient.Status) {
 	b.mu.Lock()
 
 	if st.LogoutFinished != nil {
-		if p := b.pm.CurrentPrefs(); !p.Persist().Valid() || p.Persist().LoginName() == "" {
+		if p := b.pm.CurrentPrefs(); !p.Persist().Valid() || p.Persist().UserProfile().LoginName() == "" {
 			b.mu.Unlock()
 			return
 		}
@@ -2784,16 +2784,16 @@ func (b *LocalBackend) setPrefsLockedOnEntry(caller string, newp *ipn.Prefs) ipn
 		}
 	}
 	if netMap != nil {
-		up := netMap.UserProfiles[netMap.User]
-		if login := up.LoginName; login != "" {
-			if newp.Persist == nil {
-				b.logf("active login: %s", login)
+		newProfile := netMap.UserProfiles[netMap.User]
+		if newLoginName := newProfile.LoginName; newLoginName != "" {
+			if !oldp.Persist().Valid() {
+				b.logf("active login: %s", newLoginName)
 			} else {
-				if newp.Persist.LoginName != login {
-					b.logf("active login: %q (changed from %q)", login, newp.Persist.LoginName)
-					newp.Persist.LoginName = login
+				oldLoginName := oldp.Persist().UserProfile().LoginName()
+				if oldLoginName != newLoginName {
+					b.logf("active login: %q (changed from %q)", newLoginName, oldLoginName)
 				}
-				newp.Persist.UserProfile = up
+				newp.Persist.UserProfile = newProfile
 			}
 		}
 	}

ipn/ipnlocal/profiles.go

@@ -208,16 +208,10 @@ func init() {
 func (pm *profileManager) SetPrefs(prefsIn ipn.PrefsView) error {
 	prefs := prefsIn.AsStruct().View()
 	newPersist := prefs.Persist().AsStruct()
-	if newPersist == nil || newPersist.NodeID == "" {
+	if newPersist == nil || newPersist.NodeID == "" || newPersist.UserProfile.LoginName == "" {
 		return pm.setPrefsLocked(prefs)
 	}
 	up := newPersist.UserProfile
-	if up.LoginName == "" {
-		// Backwards compatibility with old prefs files.
-		up.LoginName = newPersist.LoginName
-	} else {
-		newPersist.LoginName = up.LoginName
-	}
 	if up.DisplayName == "" {
 		up.DisplayName = up.LoginName
 	}

ipn/ipnlocal/profiles_test.go

@@ -32,7 +32,6 @@ func TestProfileCurrentUserSwitch(t *testing.T) {
 		p := pm.CurrentPrefs().AsStruct()
 		p.Persist = &persist.Persist{
 			NodeID:         tailcfg.StableNodeID(fmt.Sprint(id)),
-			LoginName:      loginName,
 			PrivateNodeKey: key.NewNode(),
 			UserProfile: tailcfg.UserProfile{
 				ID:        tailcfg.UserID(id),
@@ -88,7 +87,6 @@ func TestProfileList(t *testing.T) {
 		p := pm.CurrentPrefs().AsStruct()
 		p.Persist = &persist.Persist{
 			NodeID:         tailcfg.StableNodeID(fmt.Sprint(id)),
-			LoginName:      loginName,
 			PrivateNodeKey: key.NewNode(),
 			UserProfile: tailcfg.UserProfile{
 				ID:        tailcfg.UserID(id),
@@ -211,7 +209,6 @@ func TestProfileManagement(t *testing.T) {
 			nodeIDs[loginName] = nid
 		}
 		p.Persist = &persist.Persist{
-			LoginName:      loginName,
 			PrivateNodeKey: key.NewNode(),
 			UserProfile: tailcfg.UserProfile{
 				ID:        uid,
@@ -340,7 +337,6 @@ func TestProfileManagementWindows(t *testing.T) {
 		p := pm.CurrentPrefs().AsStruct()
 		p.ForceDaemon = forceDaemon
 		p.Persist = &persist.Persist{
-			LoginName: loginName,
 			UserProfile: tailcfg.UserProfile{
 				ID:        id,
 				LoginName: loginName,

ipn/ipnlocal/state_test.go

@@ -476,7 +476,6 @@ func TestStateMachine(t *testing.T) {
 	// The backend should propagate this upward for the UI.
 	t.Logf("\n\nLoginFinished")
 	notifies.expect(3)
-	cc.persist.LoginName = "user1"
 	cc.persist.UserProfile.LoginName = "user1"
 	cc.persist.NodeID = "node1"
 	cc.send(nil, "", true, &netmap.NetworkMap{})
@@ -494,7 +493,7 @@ func TestStateMachine(t *testing.T) {
 		c.Assert(nn[0].LoginFinished, qt.IsNotNil)
 		c.Assert(nn[1].Prefs, qt.IsNotNil)
 		c.Assert(nn[2].State, qt.IsNotNil)
-		c.Assert(nn[1].Prefs.Persist().LoginName(), qt.Equals, "user1")
+		c.Assert(nn[1].Prefs.Persist().UserProfile().LoginName(), qt.Equals, "user1")
 		c.Assert(ipn.NeedsMachineAuth, qt.Equals, *nn[2].State)
 		c.Assert(ipn.NeedsMachineAuth, qt.Equals, b.State())
 	}
@@ -703,7 +702,6 @@ func TestStateMachine(t *testing.T) {
 	b.Login(nil)
 	t.Logf("\n\nLoginFinished3")
 	notifies.expect(3)
-	cc.persist.LoginName = "user2"
 	cc.persist.UserProfile.LoginName = "user2"
 	cc.persist.NodeID = "node2"
 	cc.send(nil, "", true, &netmap.NetworkMap{
@@ -717,7 +715,7 @@ func TestStateMachine(t *testing.T) {
 		c.Assert(nn[1].Prefs.Persist(), qt.IsNotNil)
 		c.Assert(nn[2].State, qt.IsNotNil)
 		// Prefs after finishing the login, so LoginName updated.
-		c.Assert(nn[1].Prefs.Persist().LoginName(), qt.Equals, "user2")
+		c.Assert(nn[1].Prefs.Persist().UserProfile().LoginName(), qt.Equals, "user2")
 		c.Assert(nn[1].Prefs.LoggedOut(), qt.IsFalse)
 		c.Assert(nn[1].Prefs.WantRunning(), qt.IsTrue)
 		c.Assert(ipn.Starting, qt.Equals, *nn[2].State)
@@ -840,7 +838,6 @@ func TestStateMachine(t *testing.T) {
 	// interactive login, so we end up unpaused.
 	t.Logf("\n\nLoginDifferent URL visited")
 	notifies.expect(3)
-	cc.persist.LoginName = "user3"
 	cc.persist.UserProfile.LoginName = "user3"
 	cc.persist.NodeID = "node3"
 	cc.send(nil, "", true, &netmap.NetworkMap{
@@ -859,7 +856,7 @@ func TestStateMachine(t *testing.T) {
 		c.Assert(nn[1].Prefs, qt.IsNotNil)
 		c.Assert(nn[2].State, qt.IsNotNil)
 		// Prefs after finishing the login, so LoginName updated.
-		c.Assert(nn[1].Prefs.Persist().LoginName(), qt.Equals, "user3")
+		c.Assert(nn[1].Prefs.Persist().UserProfile().LoginName(), qt.Equals, "user3")
 		c.Assert(nn[1].Prefs.LoggedOut(), qt.IsFalse)
 		c.Assert(nn[1].Prefs.WantRunning(), qt.IsTrue)
 		c.Assert(ipn.Starting, qt.Equals, *nn[2].State)

ipn/prefs.go

@@ -651,18 +651,11 @@ func PrefsFromBytes(b []byte) (*Prefs, error) {
 	if len(b) == 0 {
 		return p, nil
 	}
-	persist := &persist.Persist{}
-	err := json.Unmarshal(b, persist)
-	if err == nil && (persist.Provider != "" || persist.LoginName != "") {
-		// old-style relaynode config; import it
-		p.Persist = persist
-	} else {
-		err = json.Unmarshal(b, &p)
-		if err != nil {
-			log.Printf("Prefs parse: %v: %v\n", err, b)
-		}
+
+	if err := json.Unmarshal(b, p); err != nil {
+		return nil, err
 	}
-	return p, err
+	return p, nil
 }
 
 var jsonEscapedZero = []byte(`\u0000`)

ipn/prefs_test.go

@@ -264,12 +264,18 @@ func TestPrefsEqual(t *testing.T) {
 
 		{
 			&Prefs{Persist: &persist.Persist{}},
-			&Prefs{Persist: &persist.Persist{LoginName: "dave"}},
+			&Prefs{Persist: &persist.Persist{
+				UserProfile: tailcfg.UserProfile{LoginName: "dave"},
+			}},
 			false,
 		},
 		{
-			&Prefs{Persist: &persist.Persist{LoginName: "dave"}},
-			&Prefs{Persist: &persist.Persist{LoginName: "dave"}},
+			&Prefs{Persist: &persist.Persist{
+				UserProfile: tailcfg.UserProfile{LoginName: "dave"},
+			}},
+			&Prefs{Persist: &persist.Persist{
+				UserProfile: tailcfg.UserProfile{LoginName: "dave"},
+			}},
 			true,
 		},
 		{
@@ -345,7 +351,9 @@ func TestPrefsPersist(t *testing.T) {
 	tstest.PanicOnLog()
 
 	c := persist.Persist{
-		LoginName: "test@example.com",
+		UserProfile: tailcfg.UserProfile{
+			LoginName: "test@example.com",
+		},
 	}
 	p := Prefs{
 		ControlURL: "https://controlplane.tailscale.com",

types/persist/persist.go

@@ -35,7 +35,6 @@ type Persist struct {
 	PrivateNodeKey    key.NodePrivate
 	OldPrivateNodeKey key.NodePrivate // needed to request key rotation
 	Provider          string
-	LoginName         string
 	UserProfile       tailcfg.UserProfile
 	NetworkLockKey    key.NLPrivate
 	NodeID            tailcfg.StableNodeID
@@ -80,7 +79,6 @@ func (p *Persist) Equals(p2 *Persist) bool {
 		p.PrivateNodeKey.Equal(p2.PrivateNodeKey) &&
 		p.OldPrivateNodeKey.Equal(p2.OldPrivateNodeKey) &&
 		p.Provider == p2.Provider &&
-		p.LoginName == p2.LoginName &&
 		p.UserProfile.Equal(&p2.UserProfile) &&
 		p.NetworkLockKey.Equal(p2.NetworkLockKey) &&
 		p.NodeID == p2.NodeID &&
@@ -102,5 +100,5 @@ func (p *Persist) Pretty() string {
 		nk = p.PublicNodeKey()
 	}
 	return fmt.Sprintf("Persist{lm=%v, o=%v, n=%v u=%#v}",
-		mk.ShortString(), ok.ShortString(), nk.ShortString(), p.LoginName)
+		mk.ShortString(), ok.ShortString(), nk.ShortString(), p.UserProfile.LoginName)
 }

types/persist/persist_clone.go

@@ -31,7 +31,6 @@ var _PersistCloneNeedsRegeneration = Persist(struct {
 	PrivateNodeKey                  key.NodePrivate
 	OldPrivateNodeKey               key.NodePrivate
 	Provider                        string
-	LoginName                       string
 	UserProfile                     tailcfg.UserProfile
 	NetworkLockKey                  key.NLPrivate
 	NodeID                          tailcfg.StableNodeID

types/persist/persist_test.go

@@ -21,7 +21,7 @@ func fieldsOf(t reflect.Type) (fields []string) {
 }
 
 func TestPersistEqual(t *testing.T) {
-	persistHandles := []string{"LegacyFrontendPrivateMachineKey", "PrivateNodeKey", "OldPrivateNodeKey", "Provider", "LoginName", "UserProfile", "NetworkLockKey", "NodeID", "DisallowedTKAStateIDs"}
+	persistHandles := []string{"LegacyFrontendPrivateMachineKey", "PrivateNodeKey", "OldPrivateNodeKey", "Provider", "UserProfile", "NetworkLockKey", "NodeID", "DisallowedTKAStateIDs"}
 	if have := fieldsOf(reflect.TypeOf(Persist{})); !reflect.DeepEqual(have, persistHandles) {
 		t.Errorf("Persist.Equal check might be out of sync\nfields: %q\nhandled: %q\n",
 			have, persistHandles)
@@ -82,17 +82,6 @@ func TestPersistEqual(t *testing.T) {
 			&Persist{Provider: "google"},
 			true,
 		},
-
-		{
-			&Persist{LoginName: "foo@tailscale.com"},
-			&Persist{LoginName: "bar@tailscale.com"},
-			false,
-		},
-		{
-			&Persist{LoginName: "foo@tailscale.com"},
-			&Persist{LoginName: "foo@tailscale.com"},
-			true,
-		},
 		{
 			&Persist{UserProfile: tailcfg.UserProfile{
 				ID: tailcfg.UserID(3),

types/persist/persist_view.go

@@ -68,7 +68,6 @@ func (v PersistView) LegacyFrontendPrivateMachineKey() key.MachinePrivate {
 func (v PersistView) PrivateNodeKey() key.NodePrivate      { return v.ж.PrivateNodeKey }
 func (v PersistView) OldPrivateNodeKey() key.NodePrivate   { return v.ж.OldPrivateNodeKey }
 func (v PersistView) Provider() string                     { return v.ж.Provider }
-func (v PersistView) LoginName() string                    { return v.ж.LoginName }
 func (v PersistView) UserProfile() tailcfg.UserProfileView { return v.ж.UserProfile.View() }
 func (v PersistView) NetworkLockKey() key.NLPrivate        { return v.ж.NetworkLockKey }
 func (v PersistView) NodeID() tailcfg.StableNodeID         { return v.ж.NodeID }
@@ -83,7 +82,6 @@ var _PersistViewNeedsRegeneration = Persist(struct {
 	PrivateNodeKey                  key.NodePrivate
 	OldPrivateNodeKey               key.NodePrivate
 	Provider                        string
-	LoginName                       string
 	UserProfile                     tailcfg.UserProfile
 	NetworkLockKey                  key.NLPrivate
 	NodeID                          tailcfg.StableNodeID