feat: verify user cmd

cmd/user/verify/verify.go

@@ -0,0 +1,96 @@
+package verify
+
+import (
+	"errors"
+	"os"
+	"strings"
+
+	"github.com/charmbracelet/huh"
+	"github.com/rs/zerolog/log"
+	"github.com/spf13/cobra"
+	"golang.org/x/crypto/bcrypt"
+)
+
+var interactive bool
+var username string
+var password string
+var docker bool
+var user string
+
+var VerifyCmd = &cobra.Command{
+	Use: "verify",
+	Short: "Verify a user is set up correctly",
+	Long: `Verify a user is set up correctly meaning that it has a correct password.`,
+	Run: func(cmd *cobra.Command, args []string) {
+		if interactive {
+			form := huh.NewForm(
+				huh.NewGroup(
+					huh.NewInput().Title("User (user:hash)").Value(&user).Validate((func(s string) error {
+						if s == "" {
+							return errors.New("user cannot be empty")
+						}
+						return nil
+					})),
+					huh.NewInput().Title("Username").Value(&username).Validate((func(s string) error {
+						if s == "" {
+							return errors.New("username cannot be empty")
+						}
+						return nil
+					})),
+					huh.NewInput().Title("Password").Value(&password).Validate((func(s string) error {
+						if s == "" {
+							return errors.New("password cannot be empty")
+						}
+						return nil
+					})),
+					huh.NewSelect[bool]().Title("Is the user formatted for docker?").Options(huh.NewOption("Yes", true), huh.NewOption("No", false)).Value(&docker),
+				),
+			)
+
+			var baseTheme *huh.Theme = huh.ThemeBase()
+
+			formErr := form.WithTheme(baseTheme).Run()
+
+			if formErr != nil {
+				log.Fatal().Err(formErr).Msg("Form failed")
+				os.Exit(1)
+			}
+		}
+
+		if username == "" || password == "" || user == "" { 
+			log.Error().Msg("Username, password and user cannot be empty")
+			os.Exit(1)
+		}
+
+
+		log.Info().Str("user", user).Str("username", username).Str("password", password).Bool("docker", docker).Msg("Verifying user")
+
+		userSplit := strings.Split(user, ":")
+
+		if userSplit[1] == "" {
+			log.Error().Msg("User is not formatted correctly")
+			os.Exit(1)
+		}
+
+		if docker {
+			userSplit[1] = strings.ReplaceAll(password, "$$", "$")
+		}
+
+		verifyErr := bcrypt.CompareHashAndPassword([]byte(userSplit[1]), []byte(password))
+
+		if verifyErr != nil || username != userSplit[0] {
+			log.Error().Msg("Username or password incorrect")
+			os.Exit(1)
+		} else {
+			log.Info().Msg("Verification successful")
+		}
+	},
+}
+
+func init() {
+	VerifyCmd.Flags().BoolVarP(&interactive, "interactive", "i", false, "Create a user interactively")
+	VerifyCmd.Flags().BoolVar(&docker, "docker", false, "Is the user formatted for docker?")
+	VerifyCmd.Flags().StringVar(&username, "username", "", "Username")
+	VerifyCmd.Flags().StringVar(&password, "password", "", "Password")
+	VerifyCmd.Flags().StringVar(&user, "user", "", "Hash (user:hash combination)")
+}