feat: add wiretrustee init cmd to initialize config

cmd/root.go

@@ -2,13 +2,21 @@ package cmd
 
 import (
 	"fmt"
+	log "github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
 	"os"
 	"os/signal"
 	"syscall"
 )
 
+const (
+	ExitSetupFailed = 1
+)
+
 var (
+	configPath string
+	logLevel   string
+
 	rootCmd = &cobra.Command{
 		Use:   "wiretrustee",
 		Short: "",
@@ -22,6 +30,9 @@ func Execute() error {
 }
 
 func init() {
+	rootCmd.PersistentFlags().StringVar(&configPath, "config", "/etc/wiretrustee/config.json", "Wiretrustee config file location to write new config to")
+	rootCmd.PersistentFlags().StringVar(&logLevel, "log-level", "info", "")
+	rootCmd.AddCommand(initCmd)
 	rootCmd.AddCommand(upCmd)
 	rootCmd.AddCommand(signalCmd)
 }
@@ -33,3 +44,12 @@ func SetupCloseHandler() {
 	fmt.Println("\r- Ctrl+C pressed in Terminal")
 	os.Exit(0)
 }
+
+func InitLog(logLevel string) {
+	level, err := log.ParseLevel(logLevel)
+	if err != nil {
+		log.Errorf("efailed parsing log-level %s: %s", logLevel, err)
+		os.Exit(ExitSetupFailed)
+	}
+	log.SetLevel(level)
+}