start implementing new daemon in package daemon

main.go

@@ -2,13 +2,51 @@
 package main
 
 import (
-	"github.com/zrepl/zrepl/cmd"
 	"log"
 	"os"
+	"github.com/spf13/cobra"
+	"github.com/zrepl/zrepl/daemon"
+	"github.com/zrepl/zrepl/cmd/config"
 )
 
+var rootCmd = &cobra.Command{
+	Use:   "zrepl",
+	Short: "ZFS dataset replication",
+	Long: `Replicate ZFS filesystems & volumes between pools:
+
+  - push & pull mode
+  - automatic snapshot creation & pruning
+  - local / over the network
+  - ACLs instead of blank SSH access`,
+}
+
+
+var daemonCmd = &cobra.Command{
+	Use: "daemon",
+	Short: "daemon",
+	RunE: func(cmd *cobra.Command, args []string) error {
+		conf, err := config.ParseConfig(rootArgs.configFile)
+		if err != nil {
+			return err
+		}
+		return daemon.Run(conf)
+	},
+}
+
+var rootArgs struct {
+	configFile string
+}
+
+func init() {
+	//cobra.OnInitialize(initConfig)
+	rootCmd.PersistentFlags().StringVar(&rootArgs.configFile, "config", "", "config file path")
+	rootCmd.AddCommand(daemonCmd)
+}
+
 func main() {
-	if err := cmd.RootCmd.Execute(); err != nil {
+
+
+	if err := rootCmd.Execute(); err != nil {
 		log.Printf("error executing root command: %s", err)
 		os.Exit(1)
 	}