绑定日志与命令行关联

cmd/devpack/commands/root.go

@@ -3,9 +3,11 @@ package commands
 import (
 	"fmt"
 	"os"
+	"path/filepath"
 
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
+	"github.com/user/devpack/internal/logging"
 	"github.com/user/devpack/pkg/version"
 )
 
@@ -37,6 +39,11 @@ func Execute() error {
 func init() {
 	cobra.OnInitialize(initConfig)
 
+	// 在所有子命令执行前初始化日志系统
+	rootCmd.PersistentPreRunE = func(cmd *cobra.Command, args []string) error {
+		return initLogging()
+	}
+
 	// 全局参数
 	rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "配置文件路径 (默认: ~/.devpack/config.yaml)")
 	rootCmd.PersistentFlags().BoolVarP(&verbose, "verbose", "v", false, "详细输出")
@@ -78,3 +85,39 @@ func initConfig() {
 	// 读取配置文件（文件不存在时忽略错误）
 	_ = viper.ReadInConfig()
 }
+
+// initLogging 根据 CLI 参数和配置文件初始化日志系统
+func initLogging() error {
+	// CLI flags 优先，未指定时从 viper 配置读取
+	level := logLevel
+	if !rootCmd.PersistentFlags().Changed("log-level") {
+		if v := viper.GetString("log_level"); v != "" {
+			level = v
+		}
+	}
+
+	// 日志文件路径：默认写入 ~/.devpack/logs/devpack.log
+	logFile := viper.GetString("log_file")
+	if logFile == "" {
+		home, err := os.UserHomeDir()
+		if err == nil {
+			logFile = filepath.Join(home, ".devpack", "logs", "devpack.log")
+		}
+	}
+
+	_, err := logging.Init(logging.Options{
+		Level:   level,
+		LogFile: logFile,
+		Verbose: verbose,
+		Quiet:   quiet,
+		NoColor: noColor,
+	})
+	if err != nil {
+		return fmt.Errorf("日志初始化失败: %w", err)
+	}
+
+	logging.G().Debugf("日志已初始化 (级别=%s, 详细=%v, 静默=%v, 无色=%v)",
+		level, verbose, quiet, noColor)
+
+	return nil
+}

cmd/devpack/main.go

@@ -8,18 +8,9 @@ import (
 )
 
 func main() {
-	// 初始化日志
+	// 日志由 rootCmd.PersistentPreRunE 根据 CLI 参数自动初始化
-	logOpts := logging.Options{
+	// 程序退出时关闭日志文件句柄
-		Level:   "info",
+	defer logging.G().Close()
-		LogFile: "devpack.log",
-		Verbose: false,
-		Quiet:   false,
-		NoColor: false,
-	}
-	_, err := logging.Init(logOpts)
-	if err != nil {
-		os.Exit(1)
-	}
 
 	if err := commands.Execute(); err != nil {
 		os.Exit(1)