744 lines
17 KiB
Go
744 lines
17 KiB
Go
// +build darwin linux
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package main
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import (
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"io/ioutil"
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"os"
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"path"
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"strconv"
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"strings"
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"sync"
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"time"
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"gioui.org/ui"
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"gioui.org/ui/app"
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"gioui.org/ui/key"
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"gioui.org/ui/layout"
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"gioui.org/ui/measure"
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"gioui.org/ui/text"
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"golang.org/x/image/font/sfnt"
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"github.com/fsnotify/fsnotify"
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"gopkg.in/yaml.v2"
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"git.wow.st/gmp/passgo"
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"git.wow.st/gmp/rand"
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)
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type conf struct {
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StoreDir string
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ClearDelay int
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}
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func main() {
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var fd *os.File
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confFile := path.Join(confDir, "config.yml")
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if _, err := os.Stat(confFile); os.IsNotExist(err) {
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fd, err = os.Create(confFile)
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if err != nil {
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log(Fatal, "Cannot create configuration file: ", err)
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}
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}
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confbytes, err := ioutil.ReadFile(confFile)
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if err != nil {
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log(Fatal, "Cannot read configuration file: ", err)
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}
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if err = yaml.UnmarshalStrict(confbytes, &Config); err != nil {
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log(Fatal, "Cannot parse configuration file: ", err)
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}
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store.Dir = Config.StoreDir
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log(Info, " StoreDir = ", store.Dir)
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go func() {
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err = passgo.GetStore(&store)
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if err != nil {
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log(Info, err)
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}
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}()
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if Config.ClearDelay == 0 {
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Config.ClearDelay = 45
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}
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if fd != nil { // we still have an empty conf file open:
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Config.StoreDir = store.Dir
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saveConf(fd)
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}
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reload = make(chan struct{})
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updated = make(chan struct{})
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chdir = make(chan struct{})
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passch = make(chan []byte)
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passgo.Identities()
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go Updater()
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log(Info, "Staring event loop")
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go eventLoop()
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app.Main()
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log(Info, "Event loop returned")
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}
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var (
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confDir string
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regular *sfnt.Font
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Config conf
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l []passgo.Pass
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mux sync.Mutex
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store passgo.Store
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reload chan struct{}
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updated chan struct{}
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chdir chan struct{}
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passch chan []byte
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)
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func Updater() {
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update := func() {
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ltmp, err := store.List()
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if err != nil {
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log(Info, err)
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}
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mux.Lock()
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l = ltmp
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mux.Unlock()
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updated <- struct{}{}
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}
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update()
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watcher, err := fsnotify.NewWatcher()
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if err != nil {
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log(Fatal, err)
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}
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dir := store.Dir
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watcher.Add(dir)
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for {
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select {
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case <-reload:
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update()
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case <-watcher.Events:
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update()
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case e := <-watcher.Errors:
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log(Info, "Watcher error: ", e)
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case <-chdir:
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err := watcher.Remove(dir)
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if err != nil {
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log(Info, "Error removing watcher: ", err)
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}
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watcher.Add(store.Dir)
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update()
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}
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}
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}
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func saveConf(fds ...*os.File) {
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var fd *os.File
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var err error
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if len(fds) > 0 && fds[0] != nil {
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fd = fds[0]
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} else {
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fd, err = os.Create(path.Join(confDir, "config.yml"))
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if err != nil {
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log(Fatal, "Cannot open config file: ", err)
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}
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}
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defer fd.Close()
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confbytes, err := yaml.Marshal(Config)
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if err != nil {
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log(Fatal, "Cannot save configuration: ", err)
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}
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_, err = fd.Write(confbytes)
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if err != nil {
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log(Fatal, "Cannot write to configuration: ", err)
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}
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}
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func eventLoop() {
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w := app.NewWindow(
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app.WithWidth(ui.Dp(250)),
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app.WithTitle("passgo"))
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q := w.Queue()
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var c ui.Config
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ops := new(ui.Ops)
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var dims layout.Dimensions
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var cs layout.Constraints
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var margincs layout.Constraints
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var faces measure.Faces
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var c1 layout.FlexChild // flex child for title bar
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face := faces.For(regular, ui.Sp(16))
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sysinset := &layout.Inset{}
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margin := layout.UniformInset(ui.Dp(10))
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title := &text.Label{Face: face, Text: "passgo"}
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dotsBtn := &Button{
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Face: face,
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Label: "\xe2\x8b\xae",
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Alignment: text.Middle,
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Color: black,
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Background: gray,
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}
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titleflex := &layout.Flex{Axis: layout.Horizontal}
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flex := &layout.Flex{Axis: layout.Vertical}
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lst := &layout.List{Axis: layout.Vertical}
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passBtns := make([]*Button, 0)
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pathnames := make([]string, 0)
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copied := &Overlay{Face: face, Text: "copied to clipboard",
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Color: black,
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Background: darkgray,
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Alignment: text.Middle,
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}
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cleared := &Overlay{Face: face, Text: "clipboard cleared",
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Color: black,
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Background: darkgray,
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Alignment: text.Middle,
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}
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overlay := copied
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var overlayStart time.Time
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updateBtns := func() {
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passBtns = passBtns[:0]
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pathnames = pathnames[:0]
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mux.Lock()
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for _, x := range l {
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_, n := path.Split(x.Pathname)
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s := strings.Repeat(" /", x.Level)
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z := ""
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if x.Dir {
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z = "/"
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}
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passBtns = append(passBtns, &Button{
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Face: face,
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Label: strings.Join([]string{s, n, z}, ""),
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Background: gray,
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})
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pathnames = append(pathnames, x.Pathname)
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}
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mux.Unlock()
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}
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updateBtns()
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idBtns := make([]*Button, 0)
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updateIdBtns := func() {
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ids, err := passgo.Identities()
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if err != nil {
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log(Info, err)
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return
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}
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for i, n := range ids {
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if i >= len(idBtns) {
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idBtns = append(idBtns, &Button{
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Face: face,
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Label: n,
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Alignment: text.End,
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Color: black,
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Background: gray,
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})
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} else {
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idBtns[i].Label = n
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}
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}
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idBtns = idBtns[:len(ids)]
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}
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confBtn := &Button{
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Face: face,
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Label: "configure",
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Alignment: text.Middle,
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Color: black,
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Background: gray,
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}
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storeDirLabel := &text.Label{Face: face, Text: "Store directory"}
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storeDirEd := &text.Editor{Face: face, SingleLine: true}
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storeDirEd.SetText(store.Dir)
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saveBtn := &Button{
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Face: face,
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Label: "save",
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Alignment: text.End,
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Color: black,
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Background: gray,
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}
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backBtn := &Button{
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Face: face,
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Label: "back",
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Alignment: text.End,
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Color: black,
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Background: gray,
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}
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confirmLabel := &text.Label{Face: face, Text: "Password exists. Overwrite?"}
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yesBtn := &Button{
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Face: face,
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Label: "yes",
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Alignment: text.End,
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Color: black,
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Background: gray,
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}
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promptLabel := &text.Label{Face: face, Text: "passphrase"}
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promptEd := &text.Editor{Face: face, SingleLine: true, Submit: true}
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okBtn := &Button{
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Face: face,
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Label: "ok",
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Alignment: text.End,
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Color: black,
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Background: gray,
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}
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plusBtn := &Button{
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Face: face,
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Label: "+",
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Alignment: text.Middle,
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Color: black,
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Background: gray,
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}
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insertLabel := &text.Label{Face: face, Text: "Insert"}
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passnameLabel := &text.Label{Face: face, Text: "password name:"}
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passnameEd := &text.Editor{Face: face, SingleLine: true, Submit: true}
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passvalLabel := &text.Label{Face: face, Text: "password value:"}
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passvalEd := &text.Editor{Face: face, SingleLine: true, Submit: true}
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noidLabel := &text.Label{Face: face, Text: "No GPG ids available. Please create a private key"}
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idLabel := &text.Label{Face: face, Text: "Select ID"}
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anim := &time.Ticker{}
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animating := false
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animOn := func() {
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log(Info, "animOn()")
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anim = time.NewTicker(time.Second / 120)
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animating = true
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w.Invalidate()
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}
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animOff := func() {
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log(Info, "animOff()")
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anim.Stop()
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animating = false
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}
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var listPage, idPage, insertPage, confirmPage, confPage, promptPage, page func()
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prompt := func() []byte {
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page = promptPage
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promptEd.SetText("")
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w.Invalidate()
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return <-passch
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}
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listPage = func() {
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// timing variables used for animation
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fade1a, fade1b := 1.5, 2.0
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start2 := float64(Config.ClearDelay)
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fade2a, end := start2+1.5, start2+2.0
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cs = flex.Flexible(1.0)
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mux.Lock()
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if lst.Dragging() {
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key.HideInputOp{}.Add(ops)
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}
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var c2 layout.FlexChild
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switch {
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case store.Empty:
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c2 = flex.End(confBtn.Layout(c, q, ops, cs))
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if confBtn.Clicked() {
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log(Info, "Configure")
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w.Invalidate()
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page = confPage
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}
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case store.Id == "":
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c2 = flex.End(idLabel.Layout(ops, cs))
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w.Invalidate()
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page = idPage
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default:
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for lst.Init(c, q, ops, cs, len(passBtns)); lst.More(); lst.Next() {
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i := lst.Index()
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btn := passBtns[i]
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dims = btn.Layout(c, q, ops, lst.Constraints())
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lst.End(dims)
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if btn.Clicked() {
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log(Info, "Clicked ", btn.Label)
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// don't block UI thread on decryption attempt
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go func(name string) {
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p, err := store.Decrypt(name, prompt)
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//p, err := store.Decrypt(name)
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if err == nil {
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passgo.Clip(p)
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overlayStart = time.Now()
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overlay = copied
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overlay.Color = black
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overlay.Background = darkgray
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w.Invalidate()
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go func() {
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time.Sleep(time.Millisecond * time.Duration(fade1a*1000))
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animOn()
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}()
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go func() {
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time.Sleep(time.Millisecond * time.Duration(Config.ClearDelay*1000))
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log(Info, "clearing clipboard")
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passgo.Clip("")
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}()
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} else {
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log(Info, "Can't decrypt ", name)
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log(Info, err)
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}
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}(pathnames[i])
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}
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}
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c2 = flex.End(lst.Layout())
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}
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mux.Unlock()
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flex.Layout(c1, c2)
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x := time.Since(overlayStart).Seconds()
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if x >= fade1b && x < start2 && animating {
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animOff()
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go func() {
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time.Sleep(time.Millisecond * time.Duration((start2-x)*1000))
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w.Invalidate()
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time.Sleep(time.Millisecond * time.Duration((fade2a-start2)*1000))
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animOn()
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}()
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}
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if (x >= fade1a && x < fade1b) || (x > fade2a && x < end) {
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if !animating {
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animOn()
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}
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var fade float64
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switch {
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case x < fade1b:
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fade = (fade1b - x) / (fade1b - fade1a)
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case x > fade2a:
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fade = (end - x) / (end - fade2a)
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}
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overlay.Color.R = uint8(float64(black.R) * fade)
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overlay.Color.G = uint8(float64(black.G) * fade)
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overlay.Color.B = uint8(float64(black.B) * fade)
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overlay.Color.A = uint8(float64(black.A) * fade)
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overlay.Background.R = uint8(float64(darkgray.R) * fade)
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overlay.Background.G = uint8(float64(darkgray.G) * fade)
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overlay.Background.B = uint8(float64(darkgray.B) * fade)
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overlay.Background.A = uint8(float64(darkgray.A) * fade)
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}
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if x <= fade1b || (x > start2 && x < end) {
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if x > start2 && overlay == copied {
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overlay = cleared
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overlay.Color = black
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overlay.Background = darkgray
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}
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cs = margincs
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al := layout.Align{Alignment: layout.SE}
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cs = al.Begin(ops, cs)
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cs.Width.Min = cs.Width.Max
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dims = al.End(overlay.Layout(c, ops, cs))
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}
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if x > start2 && x < fade2a {
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// animOff()
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}
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if animating && x > end {
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animOff()
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}
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}
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idPage = func() {
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if !animating {
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animOn()
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}
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cs = flex.Rigid()
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c2 := flex.End(idLabel.Layout(ops, cs))
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var c3 layout.FlexChild
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//if len(idBtns) == 0 {
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updateIdBtns()
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//}
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cs = flex.Rigid()
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if len(idBtns) == 0 { // still zero after update
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c3 = flex.End(noidLabel.Layout(ops, cs))
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} else {
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for lst.Init(c, q, ops, cs, len(idBtns)); lst.More(); lst.Next() {
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lst.End(idBtns[lst.Index()].Layout(c, q, ops, lst.Constraints()))
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}
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c3 = flex.End(lst.Layout())
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for _, btn := range idBtns {
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if btn.Clicked() {
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log(Info, "ID selected: ", btn.Label)
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store.SetID(btn.Label)
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w.Invalidate()
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animOff()
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page = listPage
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}
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}
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}
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flex.Layout(c1, c2, c3)
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}
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var insName, insValue string
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genBtn := &SelButton{SelColor: darkgray}
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genBtn.Button = Button{Face: face, Label: "generate", Background: gray}
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symBtn := &SelButton{SelColor: gray, Selected: true}
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numBtn := &SelButton{SelColor: gray, Selected: true}
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symBtn.Button = Button{Face: face, Label: "@", Background: darkgray}
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numBtn.Button = Button{Face: face, Label: "#", Background: darkgray}
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lenEd := &text.Editor{Face: face, SingleLine: true, Alignment: text.End}
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lenEd.SetText("15")
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lBtn := &Button{Face: face, Label: "<", Background: gray}
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rBtn := &Button{Face: face, Label: ">", Background: gray}
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updatePw := func() {
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if !genBtn.Selected {
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passvalEd.SetText("")
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return
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}
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var gen rand.Generator
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switch {
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case symBtn.Selected && numBtn.Selected:
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gen = rand.Char
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case symBtn.Selected:
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gen = rand.LettersSymbols
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case numBtn.Selected:
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gen = rand.LetterDigits
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default:
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gen = rand.Letter
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}
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l,_ := strconv.Atoi(lenEd.Text())
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pw,_ := rand.Slice(gen,l)
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passvalEd.SetText(string(pw))
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}
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insertPage = func() {
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c2 := flex.End(insertLabel.Layout(ops, flex.Rigid()))
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c3 := flex.End(passnameLabel.Layout(ops, flex.Rigid()))
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c4 := flex.End(passnameEd.Layout(c, q, ops, flex.Rigid()))
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c5 := flex.End(passvalLabel.Layout(ops, flex.Rigid()))
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c6 := flex.End(passvalEd.Layout(c, q, ops, flex.Rigid()))
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al := &layout.Align{Alignment: layout.E}
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btnflx := &layout.Flex{Axis: layout.Horizontal}
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btnflx.Init(ops, al.Begin(ops, flex.Rigid()))
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bc1 := btnflx.End(lBtn.Layout(c, q, ops, btnflx.Rigid()))
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cs := btnflx.Rigid()
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cs.Width.Min = 60
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bc2 := btnflx.End(lenEd.Layout(c, q, ops, cs))
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bc3 := btnflx.End(rBtn.Layout(c, q, ops, btnflx.Rigid()))
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bc4 := btnflx.End(symBtn.Layout(c, q, ops, btnflx.Rigid()))
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bc5 := btnflx.End(numBtn.Layout(c, q, ops, btnflx.Rigid()))
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bc6 := btnflx.End(genBtn.Layout(c, q, ops, btnflx.Rigid()))
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c7 := flex.End(al.End(btnflx.Layout(bc1, bc2, bc3, bc4, bc5, bc6)))
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btnflx.Init(ops, al.Begin(ops, flex.Rigid()))
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bc1 = btnflx.End(backBtn.Layout(c, q, ops, btnflx.Rigid()))
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bc2 = btnflx.End(saveBtn.Layout(c, q, ops, btnflx.Rigid()))
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c8 := flex.End(al.End(btnflx.Layout(bc1, bc2)))
|
|
flex.Layout(c1, c2, c3, c4, c5, c6, c7, c8)
|
|
|
|
if lBtn.Clicked() {
|
|
l,_ := strconv.Atoi(lenEd.Text())
|
|
if l > 0 {
|
|
l -= 1
|
|
}
|
|
lenEd.SetText(strconv.Itoa(l))
|
|
updatePw()
|
|
w.Invalidate()
|
|
}
|
|
if rBtn.Clicked() {
|
|
l,_ := strconv.Atoi(lenEd.Text())
|
|
lenEd.SetText(strconv.Itoa(l+1))
|
|
updatePw()
|
|
w.Invalidate()
|
|
}
|
|
if genBtn.Clicked() {
|
|
updatePw()
|
|
w.Invalidate()
|
|
}
|
|
if symBtn.Clicked() {
|
|
updatePw()
|
|
w.Invalidate()
|
|
}
|
|
if numBtn.Clicked() {
|
|
updatePw()
|
|
w.Invalidate()
|
|
}
|
|
if backBtn.Clicked() {
|
|
w.Invalidate()
|
|
page = listPage
|
|
}
|
|
if saveBtn.Clicked() {
|
|
w.Invalidate()
|
|
page = listPage
|
|
insName = passnameEd.Text()
|
|
insValue = passvalEd.Text()
|
|
for _, n := range pathnames {
|
|
if insName == n {
|
|
log(Info, "Password exists")
|
|
page = confirmPage
|
|
w.Invalidate()
|
|
return
|
|
}
|
|
}
|
|
store.Insert(passnameEd.Text(), passvalEd.Text())
|
|
}
|
|
}
|
|
|
|
confirmPage = func() {
|
|
cs = flex.Rigid()
|
|
c2 := flex.End(confirmLabel.Layout(ops, cs))
|
|
al := &layout.Align{Alignment: layout.E}
|
|
btnflx := &layout.Flex{Axis: layout.Horizontal}
|
|
btnflx.Init(ops, al.Begin(ops, flex.Rigid()))
|
|
bc1 := btnflx.End(backBtn.Layout(c, q, ops, btnflx.Rigid()))
|
|
bc2 := btnflx.End(yesBtn.Layout(c, q, ops, btnflx.Rigid()))
|
|
c3 := flex.End(al.End(btnflx.Layout(bc1, bc2)))
|
|
flex.Layout(c1, c2, c3)
|
|
|
|
if backBtn.Clicked() {
|
|
w.Invalidate()
|
|
page = insertPage
|
|
}
|
|
if yesBtn.Clicked() {
|
|
w.Invalidate()
|
|
page = listPage
|
|
store.Insert(insName, insValue)
|
|
}
|
|
}
|
|
|
|
confPage = func() {
|
|
cs = flex.Rigid()
|
|
c2 := flex.End(storeDirLabel.Layout(ops, cs))
|
|
cs = flex.Rigid()
|
|
c3 := flex.End(storeDirEd.Layout(c, q, ops, cs))
|
|
cs = flex.Rigid()
|
|
al := &layout.Align{Alignment: layout.E}
|
|
cs = al.Begin(ops, cs)
|
|
btnflx := &layout.Flex{Axis: layout.Horizontal}
|
|
btnflx.Init(ops, cs)
|
|
cs = btnflx.Rigid()
|
|
bc1 := btnflx.End(backBtn.Layout(c, q, ops, cs))
|
|
cs = btnflx.Rigid()
|
|
bc2 := btnflx.End(saveBtn.Layout(c, q, ops, cs))
|
|
dims = btnflx.Layout(bc1, bc2)
|
|
c4 := flex.End(al.End(dims))
|
|
flex.Layout(c1, c2, c3, c4)
|
|
if backBtn.Clicked() {
|
|
log(Info, "Back")
|
|
storeDirEd.SetText(store.Dir)
|
|
w.Invalidate()
|
|
page = listPage
|
|
}
|
|
if saveBtn.Clicked() {
|
|
log(Info, "Save")
|
|
go func() { // do not block UI thread
|
|
store.Dir = storeDirEd.Text()
|
|
store.Id = ""
|
|
passgo.GetStore(&store)
|
|
Config.StoreDir = store.Dir
|
|
store.Mkdir()
|
|
saveConf()
|
|
chdir <- struct{}{}
|
|
}()
|
|
w.Invalidate()
|
|
page = listPage
|
|
}
|
|
}
|
|
|
|
promptPage = func() {
|
|
submit := false
|
|
for e, ok := promptEd.Next(c, q); ok; e, ok = promptEd.Next(c, q) {
|
|
switch e.(type) {
|
|
case text.SubmitEvent:
|
|
log(Info, "Submit")
|
|
submit = true
|
|
}
|
|
}
|
|
cs = flex.Rigid()
|
|
c2 := flex.End(promptLabel.Layout(ops, cs))
|
|
cs = flex.Rigid()
|
|
c3 := flex.End(promptEd.Layout(c, q, ops, cs))
|
|
cs = flex.Rigid()
|
|
al := &layout.Align{Alignment: layout.E}
|
|
cs = al.Begin(ops, cs)
|
|
btnflx := &layout.Flex{Axis: layout.Horizontal}
|
|
btnflx.Init(ops, cs)
|
|
cs = btnflx.Rigid()
|
|
bc1 := btnflx.End(backBtn.Layout(c, q, ops, cs))
|
|
cs = btnflx.Rigid()
|
|
bc2 := btnflx.End(okBtn.Layout(c, q, ops, cs))
|
|
dims = btnflx.Layout(bc1, bc2)
|
|
c4 := flex.End(al.End(dims))
|
|
flex.Layout(c1, c2, c3, c4)
|
|
if submit || okBtn.Clicked() {
|
|
log(Info, "Ok")
|
|
go func() { // do not block UI thread
|
|
passch <- []byte(promptEd.Text())
|
|
}()
|
|
w.Invalidate()
|
|
page = listPage
|
|
}
|
|
if backBtn.Clicked() {
|
|
log(Info, "Back")
|
|
go func() {
|
|
passch <- nil // cancel prompt
|
|
}()
|
|
w.Invalidate()
|
|
page = listPage
|
|
}
|
|
}
|
|
|
|
page = listPage
|
|
|
|
for {
|
|
select {
|
|
case <-updated:
|
|
log(Info, "UPDATE")
|
|
updateBtns()
|
|
w.Invalidate()
|
|
case <-anim.C:
|
|
w.Invalidate()
|
|
case e := <-w.Events():
|
|
switch e := e.(type) {
|
|
case app.DestroyEvent:
|
|
return
|
|
case app.UpdateEvent:
|
|
c = &e.Config
|
|
ops.Reset()
|
|
faces.Reset(c)
|
|
cs = layout.RigidConstraints(e.Size)
|
|
sysinset.Top = e.Insets.Top
|
|
sysinset.Bottom = e.Insets.Bottom
|
|
sysinset.Left = e.Insets.Left
|
|
sysinset.Right = e.Insets.Right
|
|
cs = sysinset.Begin(c, ops, cs)
|
|
cs = margin.Begin(c, ops, cs)
|
|
margincs = cs
|
|
flex.Init(ops, cs)
|
|
cs = flex.Rigid()
|
|
titleflex.Init(ops, cs)
|
|
cs = titleflex.Rigid()
|
|
ct2 := titleflex.End(plusBtn.Layout(c, q, ops, cs))
|
|
cs = titleflex.Rigid()
|
|
ct3 := titleflex.End(dotsBtn.Layout(c, q, ops, cs))
|
|
cs = titleflex.Flexible(1.0)
|
|
cs.Width.Min = cs.Width.Max
|
|
ct1 := titleflex.End(title.Layout(ops, cs))
|
|
c1 = flex.End(titleflex.Layout(ct1, ct2, ct3))
|
|
|
|
page()
|
|
|
|
sysinset.End(margin.End(dims))
|
|
|
|
if dotsBtn.Clicked() {
|
|
log(Info, "Configure")
|
|
w.Invalidate()
|
|
page = confPage
|
|
}
|
|
if plusBtn.Clicked() {
|
|
log(Info, "Plus")
|
|
w.Invalidate()
|
|
insName, insValue = "", ""
|
|
page = insertPage
|
|
}
|
|
w.Update(ops)
|
|
}
|
|
}
|
|
}
|
|
}
|