Move all cache to ~/.cache/gomuks

Now `rm -rf ~/.cache/gomuks` has the same effect as `/clearcache`

config/config.go

@@ -17,53 +17,88 @@
 package config
 
 import (
-	"fmt"
 	"io/ioutil"
 	"os"
 	"path/filepath"
 
 	"gopkg.in/yaml.v2"
 	"maunium.net/go/gomuks/debug"
+	"maunium.net/go/gomuks/matrix/rooms"
+	"maunium.net/go/gomuks/matrix/pushrules"
+	"encoding/json"
+	"strings"
+	"maunium.net/go/gomatrix"
 )
 
 // Config contains the main config of gomuks.
 type Config struct {
-	UserID string `yaml:"mxid"`
+	UserID      string `yaml:"mxid"`
-	HS     string `yaml:"homeserver"`
+	AccessToken string `yaml:"access_token"`
+	HS          string `yaml:"homeserver"`
 
-	Dir        string   `yaml:"-"`
+	Dir        string `yaml:"-"`
-	HistoryDir string   `yaml:"history_dir"`
+	CacheDir   string `yaml:"cache_dir"`
-	MediaDir   string   `yaml:"media_dir"`
+	HistoryDir string `yaml:"history_dir"`
-	Session    *Session `yaml:"-"`
+	MediaDir   string `yaml:"media_dir"`
+	StateDir   string `yaml:"state_dir"`
+
+	AuthCache struct {
+		NextBatch       string `yaml:"next_batch"`
+		FilterID        string `yaml:"filter_id"`
+		InitialSyncDone bool   `yaml:"initial_sync_done"`
+	} `yaml:"-"`
+
+	Rooms     map[string]*rooms.Room `yaml:"-"`
+	PushRules *pushrules.PushRuleset `yaml:"-"`
+
+	nosave bool
 }
 
 // NewConfig creates a config that loads data from the given directory.
 func NewConfig(configDir, cacheDir string) *Config {
 	return &Config{
 		Dir:        configDir,
+		CacheDir:   cacheDir,
 		HistoryDir: filepath.Join(cacheDir, "history"),
+		StateDir:   filepath.Join(cacheDir, "state"),
 		MediaDir:   filepath.Join(cacheDir, "media"),
+
+		Rooms: make(map[string]*rooms.Room),
 	}
 }
 
 // Clear clears the session cache and removes all history.
 func (config *Config) Clear() {
-	if config.Session != nil {
-		config.Session.Clear()
-	}
 	os.RemoveAll(config.HistoryDir)
+	os.RemoveAll(config.StateDir)
 	os.RemoveAll(config.MediaDir)
+	os.RemoveAll(config.CacheDir)
+	config.nosave = true
+}
+
+func (config *Config) CreateCacheDirs() {
+	os.MkdirAll(config.CacheDir, 0700)
+	os.MkdirAll(config.HistoryDir, 0700)
+	os.MkdirAll(config.StateDir, 0700)
+	os.MkdirAll(config.MediaDir, 0700)
 }
 
 func (config *Config) DeleteSession() {
-	if config.Session != nil {
+	config.AuthCache.NextBatch = ""
-		os.Remove(config.Session.path)
+	config.AuthCache.InitialSyncDone = false
-		config.Session = nil
+	config.Rooms = make(map[string]*rooms.Room)
-	}
+	config.PushRules = nil
-	os.RemoveAll(config.HistoryDir)
+
-	os.RemoveAll(config.MediaDir)
+	config.Clear()
-	os.MkdirAll(config.HistoryDir, 0700)
+	config.nosave = false
-	os.MkdirAll(config.MediaDir, 0700)
+	config.CreateCacheDirs()
+}
+
+func (config *Config) LoadAll() {
+	config.Load()
+	config.LoadAuthCache()
+	config.LoadPushRules()
+	config.LoadRooms()
 }
 
 // Load loads the config from config.yaml in the directory given to the config struct.
@@ -74,25 +109,34 @@ func (config *Config) Load() {
 	data, err := ioutil.ReadFile(configPath)
 	if err != nil {
 		if os.IsNotExist(err) {
-			os.MkdirAll(config.HistoryDir, 0700)
+			config.CreateCacheDirs()
-			os.MkdirAll(config.MediaDir, 0700)
 			return
 		}
-		fmt.Println("Failed to read config from", configPath)
+		debug.Print("Failed to read config from", configPath)
 		panic(err)
 	}
 
 	err = yaml.Unmarshal(data, &config)
 	if err != nil {
-		fmt.Println("Failed to parse config at", configPath)
+		debug.Print("Failed to parse config at", configPath)
 		panic(err)
 	}
-	os.MkdirAll(config.HistoryDir, 0700)
+	config.CreateCacheDirs()
-	os.MkdirAll(config.MediaDir, 0700)
+}
+
+func (config *Config) SaveAll() {
+	config.Save()
+	config.SaveAuthCache()
+	config.SavePushRules()
+	config.SaveRooms()
 }
 
 // Save saves this config to config.yaml in the directory given to the config struct.
 func (config *Config) Save() {
+	if config.nosave {
+		return
+	}
+
 	os.MkdirAll(config.Dir, 0700)
 	data, err := yaml.Marshal(&config)
 	if err != nil {
@@ -107,3 +151,173 @@ func (config *Config) Save() {
 		panic(err)
 	}
 }
+
+func (config *Config) LoadAuthCache() {
+	os.MkdirAll(config.Dir, 0700)
+
+	configPath := filepath.Join(config.CacheDir, "auth-cache.yaml")
+	data, err := ioutil.ReadFile(configPath)
+	if err != nil {
+		if os.IsNotExist(err) {
+			return
+		}
+		debug.Print("Failed to read auth cache from", configPath)
+		panic(err)
+	}
+
+	err = yaml.Unmarshal(data, &config.AuthCache)
+	if err != nil {
+		debug.Print("Failed to parse auth cache at", configPath)
+		panic(err)
+	}
+}
+
+func (config *Config) SaveAuthCache() {
+	if config.nosave {
+		return
+	}
+
+	os.MkdirAll(config.CacheDir, 0700)
+	data, err := yaml.Marshal(&config.AuthCache)
+	if err != nil {
+		debug.Print("Failed to marshal auth cache")
+		panic(err)
+	}
+
+	path := filepath.Join(config.CacheDir, "auth-cache.yaml")
+	err = ioutil.WriteFile(path, data, 0600)
+	if err != nil {
+		debug.Print("Failed to write auth cache to", path)
+		panic(err)
+	}
+}
+
+func (config *Config) LoadPushRules() {
+	os.MkdirAll(config.CacheDir, 0700)
+
+	pushRulesPath := filepath.Join(config.CacheDir, "pushrules.json")
+	data, err := ioutil.ReadFile(pushRulesPath)
+	if err != nil {
+		if os.IsNotExist(err) {
+			return
+		}
+		debug.Print("Failed to read push rules from", pushRulesPath)
+		return
+	}
+
+	config.PushRules = &pushrules.PushRuleset{}
+	err = json.Unmarshal(data, &config.PushRules)
+	if err != nil {
+		debug.Print("Failed to parse push rules at", pushRulesPath)
+		return
+	}
+}
+
+func (config *Config) SavePushRules() {
+	if config.nosave || config.PushRules == nil {
+		return
+	}
+
+	os.MkdirAll(config.CacheDir, 0700)
+	data, err := json.Marshal(&config.PushRules)
+	if err != nil {
+		debug.Print("Failed to marshal push rules")
+		return
+	}
+
+	path := filepath.Join(config.CacheDir, "pushrules.json")
+	err = ioutil.WriteFile(path, data, 0600)
+	if err != nil {
+		debug.Print("Failed to write config to", path)
+		return
+	}
+}
+
+func (config *Config) LoadRooms() {
+	os.MkdirAll(config.StateDir, 0700)
+
+	roomFiles, err := ioutil.ReadDir(config.StateDir)
+	if err != nil {
+		debug.Print("Failed to list rooms state caches in", config.StateDir)
+		panic(err)
+	}
+
+	for _, roomFile := range roomFiles {
+		if roomFile.IsDir() || !strings.HasSuffix(roomFile.Name(), ".gmxstate") {
+			continue
+		}
+		path := filepath.Join(config.StateDir, roomFile.Name())
+		room := &rooms.Room{}
+		err = room.Load(path)
+		if err != nil {
+			debug.Printf("Failed to load room state cache from %s: %v", path, err)
+			continue
+		}
+		config.Rooms[room.ID] = room
+	}
+}
+
+func (config *Config) SaveRooms() {
+	if config.nosave {
+		return
+	}
+	
+	os.MkdirAll(config.StateDir, 0700)
+	for _, room := range config.Rooms {
+		path := config.getRoomCachePath(room)
+		err := room.Save(path)
+		if err != nil {
+			debug.Printf("Failed to save room state cache to file %s: %v", path, err)
+		}
+	}
+}
+
+func (config *Config) GetUserID() string {
+	return config.UserID
+}
+
+func (config *Config) SaveFilterID(_, filterID string) {
+	config.AuthCache.FilterID = filterID
+	config.SaveAuthCache()
+}
+
+func (config *Config) LoadFilterID(_ string) string {
+	return config.AuthCache.FilterID
+}
+
+func (config *Config) SaveNextBatch(_, nextBatch string) {
+	config.AuthCache.NextBatch = nextBatch
+	config.SaveAuthCache()
+}
+
+func (config *Config) LoadNextBatch(_ string) string {
+	return config.AuthCache.NextBatch
+}
+
+func (config *Config) GetRoom(roomID string) *rooms.Room {
+	room, _ := config.Rooms[roomID]
+	if room == nil {
+		room = rooms.NewRoom(roomID, config.UserID)
+		config.Rooms[room.ID] = room
+	}
+	return room
+}
+
+func (config *Config) getRoomCachePath(room *rooms.Room) string {
+	return filepath.Join(config.StateDir, room.ID+".gmxstate")
+}
+
+func (config *Config) PutRoom(room *rooms.Room) {
+	config.Rooms[room.ID] = room
+	room.Save(config.getRoomCachePath(room))
+}
+
+func (config *Config) SaveRoom(room *gomatrix.Room) {
+	gmxRoom := config.GetRoom(room.ID)
+	gmxRoom.Room = room
+	gmxRoom.Save(config.getRoomCachePath(gmxRoom))
+}
+
+func (config *Config) LoadRoom(roomID string) *gomatrix.Room {
+	return config.GetRoom(roomID).Room
+}

config/session.go

@@ -1,137 +0,0 @@
-// gomuks - A terminal Matrix client written in Go.
-// Copyright (C) 2018 Tulir Asokan
-//
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-//
-// You should have received a copy of the GNU General Public License
-// along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-package config
-
-import (
-	"encoding/json"
-	"io/ioutil"
-	"path/filepath"
-
-	"maunium.net/go/gomatrix"
-	"maunium.net/go/gomuks/debug"
-	"maunium.net/go/gomuks/matrix/pushrules"
-	"maunium.net/go/gomuks/matrix/rooms"
-)
-
-type Session struct {
-	UserID      string `json:"-"`
-	path        string
-	AccessToken string
-	NextBatch   string
-	FilterID    string
-	Rooms       map[string]*rooms.Room
-	PushRules   *pushrules.PushRuleset
-
-	InitialSyncDone bool
-}
-
-func (config *Config) LoadSession(mxid string) error {
-	config.Session = config.NewSession(mxid)
-	return config.Session.Load()
-}
-
-func (config *Config) NewSession(mxid string) *Session {
-	return &Session{
-		UserID: mxid,
-		path:   filepath.Join(config.Dir, mxid+".session"),
-		Rooms:  make(map[string]*rooms.Room),
-	}
-}
-
-func (s *Session) GetUserID() string {
-	return s.UserID
-}
-
-func (s *Session) Clear() {
-	s.Rooms = make(map[string]*rooms.Room)
-	s.PushRules = nil
-	s.NextBatch = ""
-	s.FilterID = ""
-	s.InitialSyncDone = false
-	s.Save()
-}
-
-func (s *Session) Load() error {
-	data, err := ioutil.ReadFile(s.path)
-	if err != nil {
-		debug.Printf("Failed to read session from %s: %v", s.path, err)
-		return err
-	}
-
-	err = json.Unmarshal(data, s)
-	if err != nil {
-		debug.Printf("Failed to parse session at %s: %v", s.path, err)
-		return err
-	}
-	return nil
-}
-
-func (s *Session) Save() error {
-	data, err := json.Marshal(s)
-	if err != nil {
-		debug.Printf("Failed to marshal session of %s: %v", s.UserID, err)
-		return err
-	}
-
-	err = ioutil.WriteFile(s.path, data, 0600)
-	if err != nil {
-		debug.Printf("Failed to write session of %s to %s: %v", s.UserID, s.path, err)
-		return err
-	}
-	return nil
-}
-
-func (s *Session) LoadFilterID(_ string) string {
-	return s.FilterID
-}
-
-func (s *Session) LoadNextBatch(_ string) string {
-	return s.NextBatch
-}
-
-func (s *Session) GetRoom(mxid string) *rooms.Room {
-	room, _ := s.Rooms[mxid]
-	if room == nil {
-		room = rooms.NewRoom(mxid, s.UserID)
-		s.Rooms[room.ID] = room
-	}
-	return room
-}
-
-func (s *Session) PutRoom(room *rooms.Room) {
-	s.Rooms[room.ID] = room
-	s.Save()
-}
-
-func (s *Session) SaveFilterID(_, filterID string) {
-	s.FilterID = filterID
-	s.Save()
-}
-
-func (s *Session) SaveNextBatch(_, nextBatch string) {
-	s.NextBatch = nextBatch
-	s.Save()
-}
-
-func (s *Session) LoadRoom(mxid string) *gomatrix.Room {
-	return s.GetRoom(mxid).Room
-}
-
-func (s *Session) SaveRoom(room *gomatrix.Room) {
-	s.GetRoom(room.ID).Room = room
-	s.Save()
-}

config/session_test.go

@@ -1,163 +0,0 @@
-// gomuks - A terminal Matrix client written in Go.
-// Copyright (C) 2018 Tulir Asokan
-//
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-//
-// You should have received a copy of the GNU General Public License
-// along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-package config_test
-
-import (
-	"testing"
-	"maunium.net/go/gomuks/config"
-	"github.com/stretchr/testify/assert"
-	"os"
-)
-
-func TestConfig_NewSession(t *testing.T) {
-	defer os.RemoveAll("/tmp/gomuks-test-7")
-
-	cfg := config.NewConfig("/tmp/gomuks-test-7", "/tmp/gomuks-test-7")
-	cfg.Load()
-	session := cfg.NewSession("@tulir:maunium.net")
-	assert.Equal(t, session.GetUserID(), "@tulir:maunium.net")
-	assert.Empty(t, session.Rooms)
-
-	_, err1 := os.Stat("/tmp/gomuks-test-7/@tulir:maunium.net.session")
-	assert.True(t, os.IsNotExist(err1))
-	assert.Nil(t, session.Save())
-	_, err2 := os.Stat("/tmp/gomuks-test-7/@tulir:maunium.net.session")
-	assert.Nil(t, err2)
-}
-
-func TestSession_Load(t *testing.T) {
-	defer os.RemoveAll("/tmp/gomuks-test-8")
-
-	cfg := config.NewConfig("/tmp/gomuks-test-8", "/tmp/gomuks-test-8")
-	cfg.Load()
-	session := cfg.NewSession("@tulir:maunium.net")
-	session.SaveNextBatch("@tulir:maunium.net", "foobar")
-	session.SaveFilterID("@tulir:maunium.net", "1234")
-
-	cfg = config.NewConfig("/tmp/gomuks-test-8", "/tmp/gomuks-test-8")
-	cfg.LoadSession("@tulir:maunium.net")
-	assert.NotNil(t, cfg.Session)
-	assert.Equal(t, "foobar", cfg.Session.LoadNextBatch("@tulir:maunium.net"))
-	assert.Equal(t, "1234", cfg.Session.LoadFilterID("@tulir:maunium.net"))
-}
-
-func TestSession_Clear(t *testing.T) {
-	defer os.RemoveAll("/tmp/gomuks-test-9")
-
-	cfg := config.NewConfig("/tmp/gomuks-test-9", "/tmp/gomuks-test-9")
-	cfg.Load()
-	session := cfg.NewSession("@tulir:maunium.net")
-	session.SaveNextBatch("@tulir:maunium.net", "foobar")
-	session.SaveFilterID("@tulir:maunium.net", "1234")
-
-	cfg = config.NewConfig("/tmp/gomuks-test-9", "/tmp/gomuks-test-9")
-	cfg.LoadSession("@tulir:maunium.net")
-	assert.NotNil(t, cfg.Session)
-	assert.Equal(t, "foobar", cfg.Session.LoadNextBatch("@tulir:maunium.net"))
-	assert.Equal(t, "1234", cfg.Session.LoadFilterID("@tulir:maunium.net"))
-
-	cfg.Session.Clear()
-	assert.Empty(t, cfg.Session.FilterID)
-	assert.Empty(t, cfg.Session.NextBatch)
-	assert.Empty(t, cfg.Session.Rooms)
-
-	cfg = config.NewConfig("/tmp/gomuks-test-9", "/tmp/gomuks-test-9")
-	cfg.LoadSession("@tulir:maunium.net")
-	assert.Empty(t, cfg.Session.FilterID)
-	assert.Empty(t, cfg.Session.NextBatch)
-	assert.Empty(t, cfg.Session.Rooms)
-}
-
-func TestConfig_ClearWithSession(t *testing.T) {
-	defer os.RemoveAll("/tmp/gomuks-test-9")
-
-	cfg := config.NewConfig("/tmp/gomuks-test-9", "/tmp/gomuks-test-9")
-	cfg.Load()
-	session := cfg.NewSession("@tulir:maunium.net")
-	session.SaveNextBatch("@tulir:maunium.net", "foobar")
-	session.SaveFilterID("@tulir:maunium.net", "1234")
-
-	cfg = config.NewConfig("/tmp/gomuks-test-9", "/tmp/gomuks-test-9")
-	cfg.LoadSession("@tulir:maunium.net")
-	assert.NotNil(t, cfg.Session)
-	assert.Equal(t, "foobar", cfg.Session.LoadNextBatch("@tulir:maunium.net"))
-	assert.Equal(t, "1234", cfg.Session.LoadFilterID("@tulir:maunium.net"))
-
-	cfg.Clear()
-	assert.Empty(t, cfg.Session.FilterID)
-	assert.Empty(t, cfg.Session.NextBatch)
-	assert.Empty(t, cfg.Session.Rooms)
-
-	cfg = config.NewConfig("/tmp/gomuks-test-9", "/tmp/gomuks-test-9")
-	cfg.LoadSession("@tulir:maunium.net")
-	assert.Empty(t, cfg.Session.FilterID)
-	assert.Empty(t, cfg.Session.NextBatch)
-	assert.Empty(t, cfg.Session.Rooms)
-}
-
-func TestSession_GetRoom(t *testing.T) {
-	defer os.RemoveAll("/tmp/gomuks-test-10")
-
-	cfg := config.NewConfig("/tmp/gomuks-test-10", "/tmp/gomuks-test-10")
-	cfg.Session = cfg.NewSession("@tulir:maunium.net")
-	room := cfg.Session.GetRoom("!foo:maunium.net")
-	assert.NotNil(t, room)
-	assert.Equal(t, room.Room, cfg.Session.LoadRoom("!foo:maunium.net"))
-}
-
-func TestSession_PutRoom(t *testing.T) {
-	defer os.RemoveAll("/tmp/gomuks-test-11")
-
-	cfg := config.NewConfig("/tmp/gomuks-test-11", "/tmp/gomuks-test-11")
-	cfg.Load()
-	cfg.LoadSession("@tulir:maunium.net")
-	room := cfg.Session.GetRoom("!foo:maunium.net")
-	room.PrevBatch = "foobar"
-	room.HasLeft = true
-	cfg.Session.PutRoom(room)
-
-	cfg = config.NewConfig("/tmp/gomuks-test-11", "/tmp/gomuks-test-11")
-	cfg.LoadSession("@tulir:maunium.net")
-	reloadedRoom := cfg.Session.GetRoom("!foo:maunium.net")
-	assert.Equal(t, "foobar", reloadedRoom.PrevBatch, "%v %v", room, reloadedRoom)
-	assert.True(t, reloadedRoom.HasLeft, "%v %v", room, reloadedRoom)
-}
-
-func TestConfig_DeleteSession(t *testing.T) {
-	defer os.RemoveAll("/tmp/gomuks-test-12")
-
-	cfg := config.NewConfig("/tmp/gomuks-test-12", "/tmp/gomuks-test-12")
-	cfg.Load()
-	cfg.LoadSession("@tulir:maunium.net")
-	cfg.Session.SaveNextBatch("@tulir:maunium.net", "foobar")
-	cfg.Session.SaveFilterID("@tulir:maunium.net", "1234")
-
-	cfg.DeleteSession()
-
-	assert.Nil(t, cfg.Session)
-
-	sessFile, err := os.Stat("/tmp/gomuks-test-12/@tulir:maunium.net.session")
-	assert.Nil(t, sessFile)
-	assert.True(t, os.IsNotExist(err))
-
-	mediaDir, err := os.Stat("/tmp/gomuks-test-12/media")
-	assert.True(t, mediaDir.IsDir())
-	assert.Nil(t, err)
-	historyDir, err := os.Stat("/tmp/gomuks-test-12/history")
-	assert.True(t, historyDir.IsDir())
-	assert.Nil(t, err)
-}

gomuks.go

@@ -50,24 +50,17 @@ func NewGomuks(uiProvider ifc.UIProvider) *Gomuks {
 	gmx.ui = uiProvider(gmx)
 	gmx.matrix = matrix.NewContainer(gmx)
 
-	gmx.config.Load()
+	gmx.config.LoadAll()
 	gmx.ui.Init()
 
 	debug.OnRecover = gmx.ui.Finish
 
-	if len(gmx.config.UserID) > 0 {
-		_ = gmx.config.LoadSession(gmx.config.UserID)
-	}
-
 	return gmx
 }
 
 // Save saves the active session and message history.
 func (gmx *Gomuks) Save() {
-	if gmx.config.Session != nil {
+	gmx.config.SaveAll()
-		debug.Print("Saving session...")
-		_ = gmx.config.Session.Save()
-	}
 	debug.Print("Saving history...")
 	gmx.ui.MainView().SaveAllHistory()
 }

matrix/matrix.go

@@ -83,8 +83,8 @@ func (c *Container) InitClient() error {
 	}
 
 	var mxid, accessToken string
-	if c.config.Session != nil {
+	if len(c.config.AccessToken) > 0 {
-		accessToken = c.config.Session.AccessToken
+		accessToken = c.config.AccessToken
 		mxid = c.config.UserID
 	}
 
@@ -96,7 +96,7 @@ func (c *Container) InitClient() error {
 
 	c.stop = make(chan bool, 1)
 
-	if c.config.Session != nil && len(accessToken) > 0 {
+	if len(accessToken) > 0 {
 		go c.Start()
 	}
 	return nil
@@ -120,12 +120,9 @@ func (c *Container) Login(user, password string) error {
 	}
 	c.client.SetCredentials(resp.UserID, resp.AccessToken)
 	c.config.UserID = resp.UserID
+	c.config.AccessToken = resp.AccessToken
 	c.config.Save()
 
-	c.config.Session = c.config.NewSession(resp.UserID)
-	c.config.Session.AccessToken = resp.AccessToken
-	c.config.Session.Save()
-
 	go c.Start()
 
 	return nil
@@ -156,25 +153,26 @@ func (c *Container) UpdatePushRules() {
 	if err != nil {
 		debug.Print("Failed to fetch push rules:", err)
 	}
-	c.config.Session.PushRules = resp
+	c.config.PushRules = resp
+	c.config.SavePushRules()
 }
 
 // PushRules returns the push notification rules. If no push rules are cached, UpdatePushRules() will be called first.
 func (c *Container) PushRules() *pushrules.PushRuleset {
-	if c.config.Session.PushRules == nil {
+	if c.config.PushRules == nil {
 		c.UpdatePushRules()
 	}
-	return c.config.Session.PushRules
+	return c.config.PushRules
 }
 
 // OnLogin initializes the syncer and updates the room list.
 func (c *Container) OnLogin() {
 	c.ui.OnLogin()
 
-	c.client.Store = c.config.Session
+	c.client.Store = c.config
 
 	debug.Print("Initializing syncer")
-	c.syncer = NewGomuksSyncer(c.config.Session)
+	c.syncer = NewGomuksSyncer(c.config)
 	c.syncer.OnEventType("m.room.message", c.HandleMessage)
 	c.syncer.OnEventType("m.room.member", c.HandleMembership)
 	c.syncer.OnEventType("m.receipt", c.HandleReadReceipt)
@@ -183,14 +181,15 @@ func (c *Container) OnLogin() {
 	c.syncer.OnEventType("m.push_rules", c.HandlePushRules)
 	c.syncer.OnEventType("m.tag", c.HandleTag)
 	c.syncer.InitDoneCallback = func() {
-		c.config.Session.InitialSyncDone = true
+		c.config.AuthCache.InitialSyncDone = true
+		c.config.SaveAuthCache()
 		c.ui.MainView().InitialSyncDone()
 		c.ui.Render()
 	}
 	c.client.Syncer = c.syncer
 
 	debug.Print("Setting existing rooms")
-	c.ui.MainView().SetRooms(c.config.Session.Rooms)
+	c.ui.MainView().SetRooms(c.config.Rooms)
 
 	debug.Print("OnLogin() done.")
 }
@@ -268,7 +267,7 @@ func (c *Container) parseReadReceipt(evt *gomatrix.Event) (largestTimestampEvent
 			continue
 		}
 
-		myInfo, ok := mRead[c.config.Session.UserID].(map[string]interface{})
+		myInfo, ok := mRead[c.config.UserID].(map[string]interface{})
 		if !ok {
 			continue
 		}
@@ -322,7 +321,7 @@ func (c *Container) parseDirectChatInfo(evt *gomatrix.Event) (map[*rooms.Room]bo
 
 func (c *Container) HandleDirectChatInfo(source EventSource, evt *gomatrix.Event) {
 	directChats := c.parseDirectChatInfo(evt)
-	for _, room := range c.config.Session.Rooms {
+	for _, room := range c.config.Rooms {
 		shouldBeDirect := directChats[room]
 		if shouldBeDirect != room.IsDirect {
 			room.IsDirect = shouldBeDirect
@@ -335,15 +334,17 @@ func (c *Container) HandleDirectChatInfo(source EventSource, evt *gomatrix.Event
 func (c *Container) HandlePushRules(source EventSource, evt *gomatrix.Event) {
 	debug.Print("Received updated push rules")
 	var err error
-	c.config.Session.PushRules, err = pushrules.EventToPushRules(evt)
+	c.config.PushRules, err = pushrules.EventToPushRules(evt)
 	if err != nil {
 		debug.Print("Failed to convert event to push rules:", err)
+		return
 	}
+	c.config.SavePushRules()
 }
 
 // HandleTag is the event handler for the m.tag account data event.
 func (c *Container) HandleTag(source EventSource, evt *gomatrix.Event) {
-	room := c.config.Session.GetRoom(evt.RoomID)
+	room := c.config.GetRoom(evt.RoomID)
 
 	tags, _ := evt.Content["tags"].(map[string]interface{})
 	newTags := make([]rooms.RoomTag, len(tags))
@@ -396,11 +397,11 @@ func (c *Container) HandleMembership(source EventSource, evt *gomatrix.Event) {
 	isLeave := source&EventSourceLeave != 0
 	isTimeline := source&EventSourceTimeline != 0
 	isNonTimelineLeave := isLeave && !isTimeline
-	if !c.config.Session.InitialSyncDone && isNonTimelineLeave {
+	if !c.config.AuthCache.InitialSyncDone && isNonTimelineLeave {
 		return
-	} else if evt.StateKey != nil && *evt.StateKey == c.config.Session.UserID {
+	} else if evt.StateKey != nil && *evt.StateKey == c.config.UserID {
 		c.processOwnMembershipChange(evt)
-	} else if !isTimeline && (!c.config.Session.InitialSyncDone || isLeave) {
+	} else if !isTimeline && (!c.config.AuthCache.InitialSyncDone || isLeave) {
 		// We don't care about other users' membership events in the initial sync or chats we've left.
 		return
 	}
@@ -563,7 +564,7 @@ func (c *Container) GetHistory(roomID, prevBatch string, limit int) ([]gomatrix.
 
 // GetRoom gets the room instance stored in the session.
 func (c *Container) GetRoom(roomID string) *rooms.Room {
-	return c.config.Session.GetRoom(roomID)
+	return c.config.GetRoom(roomID)
 }
 
 var mxcRegex = regexp.MustCompile("mxc://(.+)/(.+)")

matrix/pushrules/rule.go

@@ -19,8 +19,14 @@ package pushrules
 import (
 	"maunium.net/go/gomuks/lib/glob"
 	"maunium.net/go/gomatrix"
+	"encoding/gob"
 )
 
+func init() {
+	gob.Register(PushRuleArray{})
+	gob.Register(PushRuleMap{})
+}
+
 type PushRuleCollection interface {
 	GetActions(room Room, event *gomatrix.Event) PushActionArray
 }

matrix/rooms/room.go

@@ -24,12 +24,19 @@ import (
 
 	"maunium.net/go/gomatrix"
 	"maunium.net/go/gomuks/debug"
+	"os"
+	"encoding/gob"
 )
 
+func init() {
+	gob.Register([]interface{}{})
+	gob.Register(map[string]interface{}{})
+}
+
 type RoomNameSource int
 
 const (
-	ExplicitRoomName RoomNameSource = iota
+	ExplicitRoomName       RoomNameSource = iota
 	CanonicalAliasRoomName
 	AliasRoomName
 	MemberRoomName
@@ -44,8 +51,8 @@ type RoomTag struct {
 }
 
 type UnreadMessage struct {
-	EventID string
+	EventID   string
-	Counted bool
+	Counted   bool
 	Highlight bool
 }
 
@@ -63,9 +70,9 @@ type Room struct {
 	SessionUserID string
 
 	// The number of unread messages that were notified about.
-	UnreadMessages []UnreadMessage
+	UnreadMessages   []UnreadMessage
 	unreadCountCache *int
-	highlightCache *bool
+	highlightCache   *bool
 	// Whether or not this room is marked as a direct chat.
 	IsDirect bool
 
@@ -113,6 +120,26 @@ func (room *Room) UnlockHistory() {
 	}
 }
 
+func (room *Room) Load(path string) error {
+	file, err := os.OpenFile(path, os.O_RDONLY, 0600)
+	if err != nil {
+		return err
+	}
+	defer file.Close()
+	dec := gob.NewDecoder(file)
+	return dec.Decode(room)
+}
+
+func (room *Room) Save(path string) error {
+	file, err := os.OpenFile(path, os.O_WRONLY|os.O_CREATE, 0600)
+	if err != nil {
+		return err
+	}
+	defer file.Close()
+	enc := gob.NewEncoder(file)
+	return enc.Encode(room)
+}
+
 // MarkRead clears the new message statuses on this room.
 func (room *Room) MarkRead(eventID string) {
 	readToIndex := -1
@@ -159,8 +186,8 @@ func (room *Room) HasNewMessages() bool {
 
 func (room *Room) AddUnread(eventID string, counted, highlight bool) {
 	room.UnreadMessages = append(room.UnreadMessages, UnreadMessage{
-		EventID: eventID,
+		EventID:   eventID,
-		Counted: counted,
+		Counted:   counted,
 		Highlight: highlight,
 	})
 	if counted {

ui/view-main.go

@@ -430,7 +430,7 @@ func sendNotification(room *rooms.Room, sender, text string, critical, sound boo
 
 func (view *MainView) NotifyMessage(room *rooms.Room, message ifc.Message, should pushrules.PushActionArrayShould) {
 	view.roomList.Bump(room)
-	if message.SenderID() == view.config.Session.UserID {
+	if message.SenderID() == view.config.UserID {
 		return
 	}
 	// Whether or not the room where the message came is the currently shown room.
@@ -505,7 +505,7 @@ func (view *MainView) LoadHistory(room string) {
 	if err != nil {
 		debug.Printf("Failed to save history of %s: %v", roomView.Room.GetTitle(), err)
 	}
-	view.config.Session.Save()
+	view.config.PutRoom(roomView.Room)
 	view.parent.Render()
 }