"fmt"
"github.com/jhalter/mobius/hotline"
"github.com/rivo/tview"
- "go.uber.org/zap"
- "go.uber.org/zap/zapcore"
- "log"
+ "log/slog"
"os"
"os/signal"
"runtime"
"syscall"
)
+var logLevels = map[string]slog.Level{
+ "debug": slog.LevelDebug,
+ "info": slog.LevelInfo,
+ "warn": slog.LevelWarn,
+ "error": slog.LevelError,
+}
+
func main() {
_, cancelRoot := context.WithCancel(context.Background())
os.Exit(0)
}
- zapLvl, ok := zapLogLevel[*logLevel]
- if !ok {
- fmt.Printf("Invalid log level %s. Must be debug, info, warn, or error.\n", *logLevel)
- os.Exit(0)
- }
-
// init DebugBuffer
db := &hotline.DebugBuffer{
TextView: tview.NewTextView(),
}
- cores := []zapcore.Core{newZapCore(zapLvl, db)}
-
// Add file logger if optional log-file flag was passed
if *logFile != "" {
f, err := os.OpenFile(*logFile,
os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
- if err != nil {
- log.Println(err)
- }
- defer f.Close()
+ defer func() { _ = f.Close() }()
if err != nil {
panic(err)
}
- cores = append(cores, newZapCore(zapLvl, f))
}
- l := zap.New(zapcore.NewTee(cores...))
- defer func() { _ = l.Sync() }()
- logger := l.Sugar()
- logger.Infow("Started Mobius client", "Version", hotline.VERSION)
+ logger := slog.New(slog.NewTextHandler(db, &slog.HandlerOptions{Level: logLevels[*logLevel]}))
+ logger.Info("Started Mobius client", "Version", hotline.VERSION)
go func() {
sig := <-sigChan
- logger.Infow("Stopping client", "signal", sig.String())
+ logger.Info("Stopping client", "signal", sig.String())
cancelRoot()
}()
client.UI.Start()
}
-func newZapCore(level zapcore.Level, syncer zapcore.WriteSyncer) zapcore.Core {
- encoderCfg := zap.NewProductionEncoderConfig()
- encoderCfg.TimeKey = "timestamp"
- encoderCfg.EncodeTime = zapcore.ISO8601TimeEncoder
-
- return zapcore.NewCore(
- zapcore.NewConsoleEncoder(encoderCfg),
- zapcore.Lock(syncer),
- level,
- )
-}
-
-var zapLogLevel = map[string]zapcore.Level{
- "debug": zap.DebugLevel,
- "info": zap.InfoLevel,
- "warn": zap.WarnLevel,
- "error": zap.ErrorLevel,
-}
-
func defaultConfigPath() (cfgPath string) {
switch runtime.GOOS {
case "windows":
import (
"bufio"
"bytes"
+ "context"
"embed"
"encoding/binary"
"errors"
"fmt"
"github.com/gdamore/tcell/v2"
"github.com/rivo/tview"
- "go.uber.org/zap"
"gopkg.in/yaml.v3"
+ "log/slog"
"math/big"
"math/rand"
"net"
UserAccess []byte
filePath []string
UserList []User
- Logger *zap.SugaredLogger
+ Logger *slog.Logger
activeTasks map[uint32]*Transaction
serverName string
Inbox chan *Transaction
}
-type ClientHandler func(*Client, *Transaction) ([]Transaction, error)
+type ClientHandler func(context.Context, *Client, *Transaction) ([]Transaction, error)
func (c *Client) HandleFunc(transactionID uint16, handler ClientHandler) {
c.Handlers[transactionID] = handler
}
-func NewClient(username string, logger *zap.SugaredLogger) *Client {
+func NewClient(username string, logger *slog.Logger) *Client {
c := &Client{
Logger: logger,
activeTasks: make(map[uint32]*Transaction),
return c
}
-func NewUIClient(cfgPath string, logger *zap.SugaredLogger) *Client {
+func NewUIClient(cfgPath string, logger *slog.Logger) *Client {
c := &Client{
cfgPath: cfgPath,
Logger: logger,
prefs, err := readConfig(cfgPath)
if err != nil {
- logger.Fatal(fmt.Sprintf("unable to read config file %s\n", cfgPath))
+ logger.Error(fmt.Sprintf("unable to read config file %s\n", cfgPath))
+ os.Exit(1)
}
c.Pref = prefs
TranGetMsgs: handleGetMsgs,
TranGetFileNameList: handleGetFileNameList,
TranServerMsg: handleTranServerMsg,
- TranKeepAlive: func(client *Client, transaction *Transaction) (t []Transaction, err error) {
+ TranKeepAlive: func(ctx context.Context, client *Client, transaction *Transaction) (t []Transaction, err error) {
return t, err
},
}
-func handleTranServerMsg(c *Client, t *Transaction) (res []Transaction, err error) {
+func handleTranServerMsg(ctx context.Context, c *Client, t *Transaction) (res []Transaction, err error) {
now := time.Now().Format(time.RFC850)
msg := strings.ReplaceAll(string(t.GetField(FieldData).Data), "\r", "\n")
c.UI.App.Draw() // TODO: errModal doesn't render without this. wtf?
}
-func handleGetFileNameList(c *Client, t *Transaction) (res []Transaction, err error) {
+func handleGetFileNameList(ctx context.Context, c *Client, t *Transaction) (res []Transaction, err error) {
if t.IsError() {
c.showErrMsg(string(t.GetField(FieldError).Data))
- c.Logger.Infof("Error: %s", t.GetField(FieldError).Data)
return res, err
}
f := NewField(FieldFilePath, EncodeFilePath(strings.Join(c.filePath, "/")))
if err := c.UI.HLClient.Send(*NewTransaction(TranGetFileNameList, nil, f)); err != nil {
- c.UI.HLClient.Logger.Errorw("err", "err", err)
+ c.UI.HLClient.Logger.Error("err", "err", err)
}
return event
}
entry := selectedNode.GetReference().(*FileNameWithInfo)
if bytes.Equal(entry.Type[:], []byte("fldr")) {
- c.Logger.Infow("get new directory listing", "name", string(entry.name))
+ c.Logger.Info("get new directory listing", "name", string(entry.name))
c.filePath = append(c.filePath, string(entry.name))
f := NewField(FieldFilePath, EncodeFilePath(strings.Join(c.filePath, "/")))
if err := c.UI.HLClient.Send(*NewTransaction(TranGetFileNameList, nil, f)); err != nil {
- c.UI.HLClient.Logger.Errorw("err", "err", err)
+ c.UI.HLClient.Logger.Error("err", "err", err)
}
} else {
// TODO: initiate file download
- c.Logger.Infow("download file", "name", string(entry.name))
+ c.Logger.Info("download file", "name", string(entry.name))
}
}
return res, err
}
-func handleGetMsgs(c *Client, t *Transaction) (res []Transaction, err error) {
+func handleGetMsgs(ctx context.Context, c *Client, t *Transaction) (res []Transaction, err error) {
newsText := string(t.GetField(FieldData).Data)
newsText = strings.ReplaceAll(newsText, "\r", "\n")
return res, err
}
-func handleNotifyChangeUser(c *Client, t *Transaction) (res []Transaction, err error) {
+func handleNotifyChangeUser(ctx context.Context, c *Client, t *Transaction) (res []Transaction, err error) {
newUser := User{
ID: t.GetField(FieldUserID).Data,
Name: string(t.GetField(FieldUserName).Data),
var newUserList []User
updatedUser := false
for _, u := range c.UserList {
- c.Logger.Debugw("Comparing Users", "userToUpdate", newUser.ID, "myID", u.ID, "userToUpdateName", newUser.Name, "myname", u.Name)
if bytes.Equal(newUser.ID, u.ID) {
oldName = u.Name
u.Name = newUser.Name
return res, err
}
-func handleNotifyDeleteUser(c *Client, t *Transaction) (res []Transaction, err error) {
+func handleNotifyDeleteUser(ctx context.Context, c *Client, t *Transaction) (res []Transaction, err error) {
exitUser := t.GetField(FieldUserID).Data
var newUserList []User
return res, err
}
-func handleClientGetUserNameList(c *Client, t *Transaction) (res []Transaction, err error) {
+func handleClientGetUserNameList(ctx context.Context, c *Client, t *Transaction) (res []Transaction, err error) {
var users []User
for _, field := range t.Fields {
// The Hotline protocol docs say that ClientGetUserNameList should only return FieldUsernameWithInfo (300)
}
}
-func handleClientChatMsg(c *Client, t *Transaction) (res []Transaction, err error) {
+func handleClientChatMsg(ctx context.Context, c *Client, t *Transaction) (res []Transaction, err error) {
if c.Pref.EnableBell {
fmt.Println("\a")
}
return res, err
}
-func handleClientTranUserAccess(c *Client, t *Transaction) (res []Transaction, err error) {
+func handleClientTranUserAccess(ctx context.Context, c *Client, t *Transaction) (res []Transaction, err error) {
c.UserAccess = t.GetField(FieldUserAccess).Data
return res, err
}
-func handleClientTranShowAgreement(c *Client, t *Transaction) (res []Transaction, err error) {
+func handleClientTranShowAgreement(ctx context.Context, c *Client, t *Transaction) (res []Transaction, err error) {
agreement := string(t.GetField(FieldData).Data)
agreement = strings.ReplaceAll(agreement, "\r", "\n")
return res, err
}
-func handleClientTranLogin(c *Client, t *Transaction) (res []Transaction, err error) {
+func handleClientTranLogin(ctx context.Context, c *Client, t *Transaction) (res []Transaction, err error) {
if !bytes.Equal(t.ErrorCode, []byte{0, 0, 0, 0}) {
errMsg := string(t.GetField(FieldError).Data)
errModal := tview.NewModal()
c.UI.App.SetFocus(c.UI.chatInput)
if err := c.Send(*NewTransaction(TranGetUserNameList, nil)); err != nil {
- c.Logger.Errorw("err", "err", err)
+ c.Logger.Error("err", "err", err)
}
return res, err
}
for {
time.Sleep(keepaliveInterval)
_ = c.Send(*NewTransaction(TranKeepAlive, nil))
- c.Logger.Debugw("Sent keepalive ping")
}
}
if n, err = c.Connection.Write(b); err != nil {
return err
}
- c.Logger.Debugw("Sent Transaction",
+ c.Logger.Debug("Sent Transaction",
"IsReply", t.IsReply,
"type", requestNum,
"sentBytes", n,
return nil
}
-func (c *Client) HandleTransaction(t *Transaction) error {
+func (c *Client) HandleTransaction(ctx context.Context, t *Transaction) error {
var origT Transaction
if t.IsReply == 1 {
requestID := binary.BigEndian.Uint32(t.ID)
}
if handler, ok := c.Handlers[binary.BigEndian.Uint16(t.Type)]; ok {
- outT, _ := handler(c, t)
+ c.Logger.Debug(
+ "Received transaction",
+ "IsReply", t.IsReply,
+ "type", binary.BigEndian.Uint16(t.Type),
+ )
+ outT, _ := handler(ctx, c, t)
for _, t := range outT {
if err := c.Send(t); err != nil {
return err
}
}
} else {
- c.Logger.Debugw(
- "Unimplemented transaction type received",
- "RequestID", t.Type,
- "TransactionID", t.ID,
+ c.Logger.Debug(
+ "Unimplemented transaction type",
+ "IsReply", t.IsReply,
+ "type", binary.BigEndian.Uint16(t.Type),
)
}
return c.Connection.Close()
}
-func (c *Client) HandleTransactions() error {
+
+func (c *Client) HandleTransactions(ctx context.Context) error {
// Create a new scanner for parsing incoming bytes into transaction tokens
scanner := bufio.NewScanner(c.Connection)
scanner.Split(transactionScanner)
if err != nil {
break
}
- if err := c.HandleTransaction(&t); err != nil {
- c.Logger.Errorw("Error handling transaction", "err", err)
+
+ if err := c.HandleTransaction(ctx, &t); err != nil {
+ c.Logger.Error("Error handling transaction", "err", err)
}
}