Files
lmvpn_client/internal/log/log.go
T
kevin b0aa386ee2 修复 daemon 启动问题,分离 GUI 和 daemon 二进制
- 分离二进制: cmd/lmvpn (GUI+Fyne) 和 cmd/lmvpnd (daemon, 无 Fyne)
  消除 daemon 启动时的 Fyne locale 初始化错误
- 新增 daemon-launch 子命令: 用 syscall.SysProcAttr{Setsid: true}
  替代 nohup, 解决 osascript 无 TTY 时的 'Inappropriate ioctl' 错误
- daemon 日志写到用户家目录: paths.SetUserHome() 覆盖 root 默认路径
- IPC socket chown 给用户: 解决 root:wheel 0660 导致 GUI 无法连接
- 修复 JWT→密码认证回退: 捕获 ServerError{auth_err} 而非仅 AuthError
- 修复 token URL 编码: 用 url.QueryEscape 替代裸拼接
- 日志去重: LMVPN_DAEMON=1 时 daemon 不再 stderr 镜像到文件
- Makefile 构建双二进制并打包到 .app bundle
2026-07-06 17:46:36 +08:00

74 lines
2.0 KiB
Go

// Package log configures structured logging (slog) to a rotating file
// with a console mirror. Separate log files are used for the GUI and
// the privileged daemon.
//
// When the daemon is launched via daemon-launch, its stderr is already
// redirected to the log file. To avoid duplicate log lines, the daemon
// detects the LMVPN_DAEMON=1 env var and writes only to the file (not
// stderr). The GUI always mirrors to stderr for console visibility.
package log
import (
"io"
"log/slog"
"os"
"path/filepath"
"gopkg.in/natefinch/lumberjack.v2"
)
// Role selects which log file to write to.
type Role string
const (
RoleGUI Role = "gui"
RoleDaemon Role = "daemon"
)
var logger *slog.Logger
// Init configures the package-level logger writing to the given file
// path (rotated by size). For the GUI it also mirrors to stderr; for
// the forked daemon it writes only to the file (since stderr is
// already redirected to the file by the launcher).
func Init(role Role, logFile string) *slog.Logger {
if err := os.MkdirAll(filepath.Dir(logFile), 0o755); err != nil {
// Fall back to stderr-only on failure.
logger = slog.New(slog.NewTextHandler(os.Stderr, nil))
return logger
}
w := &lumberjack.Logger{
Filename: logFile,
MaxSize: 10, // MB
MaxBackups: 3,
MaxAge: 30, // days
LocalTime: true,
}
// Determine the output writer. When the daemon was forked by
// daemon-launch, LMVPN_DAEMON=1 is set and stderr is already
// pointed at the log file — so write to the file only to avoid
// doubling every line.
var out io.Writer
if role == RoleDaemon && os.Getenv("LMVPN_DAEMON") == "1" {
out = w
} else {
out = io.MultiWriter(os.Stderr, w)
}
logger = slog.New(slog.NewTextHandler(out, &slog.HandlerOptions{
Level: slog.LevelInfo,
}))
slog.SetDefault(logger)
return logger
}
// L returns the package-level logger. It returns a default logger if
// Init was not called.
func L() *slog.Logger {
if logger == nil {
logger = slog.New(slog.NewTextHandler(os.Stderr, nil))
}
return logger
}