feat: interactive password input for pass_mgr admin init

- Remove --key-path parameter requirement
- Add interactive password prompt (hidden input like sudo)
- Require password confirmation
- Password must be at least 6 characters
- Uses golang.org/x/term for secure password input

pass_mgr/go.mod

@@ -1,10 +1,12 @@
 module pass_mgr
 
-go 1.22
+go 1.24.0
 
 require github.com/spf13/cobra v1.8.0
 
 require (
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
+	golang.org/x/sys v0.41.0 // indirect
+	golang.org/x/term v0.40.0 // indirect
 )

pass_mgr/go.sum

@@ -6,5 +6,9 @@ github.com/spf13/cobra v1.8.0 h1:7aJaZx1B85qltLMc546zn58BxxfZdR/W22ej9CFoEf0=
 github.com/spf13/cobra v1.8.0/go.mod h1:WXLWApfZ71AjXPya3WOlMsY9yMs7YeiHhFVlvLyhcho=
 github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
 github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
+golang.org/x/sys v0.41.0 h1:Ivj+2Cp/ylzLiEU89QhWblYnOE9zerudt9Ftecq2C6k=
+golang.org/x/sys v0.41.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
+golang.org/x/term v0.40.0 h1:36e4zGLqU4yhjlmxEaagx2KuYbJq3EwY8K943ZsHcvg=
+golang.org/x/term v0.40.0/go.mod h1:w2P8uVp06p2iyKKuvXIm7N/y0UCRt3UfJTfZ7oOpglM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

pass_mgr/src/main.go

@@ -12,9 +12,11 @@ import (
 	"os"
 	"path/filepath"
 	"strings"
+	"syscall"
 	"time"
 
 	"github.com/spf13/cobra"
+	"golang.org/x/term"
 )
 
 const (
@@ -173,27 +175,17 @@ func rotateCmd() *cobra.Command {
 }
 
 func adminInitCmd() *cobra.Command {
-	var keyPath string
-	cmd := &cobra.Command{
+	return &cobra.Command{
 		Use:   "admin init",
 		Short: "Initialize pass_mgr with admin key",
 		Run: func(cmd *cobra.Command, args []string) {
-			// Require --key-path parameter
-			if keyPath == "" {
-				fmt.Fprintln(os.Stderr, "Error: --key-path is required")
-				fmt.Fprintln(os.Stderr, "Usage: pass_mgr admin init --key-path <path-to-key-file>")
-				fmt.Fprintln(os.Stderr, "The key file must contain a password with at least 6 characters")
-				os.Exit(1)
-			}
-			if err := initAdmin(keyPath); err != nil {
+			if err := initAdminInteractive(); err != nil {
 				fmt.Fprintf(os.Stderr, "Error: %v\n", err)
 				os.Exit(1)
 			}
 			fmt.Println("pass_mgr initialized successfully")
 		},
 	}
-	cmd.Flags().StringVar(&keyPath, "key-path", "", "Path to admin key file (required, password must be >= 6 chars)")
-	return cmd
 }
 
 func setCmd() *cobra.Command {
@@ -256,7 +248,42 @@ func loadAdminKey() ([]byte, error) {
 	return hash[:], nil
 }
 
-func initAdmin(keyPath string) error {
+func initAdminInteractive() error {
+	fmt.Print("Enter admin password: ")
+	password1, err := term.ReadPassword(int(syscall.Stdin))
+	if err != nil {
+		return fmt.Errorf("failed to read password: %w", err)
+	}
+	fmt.Println()
+
+	// Trim whitespace/newlines
+	password1 = []byte(strings.TrimSpace(string(password1)))
+
+	// Validate password length
+	if len(password1) < 6 {
+		return fmt.Errorf("password must be at least 6 characters long (got %d)", len(password1))
+	}
+
+	fmt.Print("Confirm admin password: ")
+	password2, err := term.ReadPassword(int(syscall.Stdin))
+	if err != nil {
+		return fmt.Errorf("failed to read password confirmation: %w", err)
+	}
+	fmt.Println()
+
+	// Trim whitespace/newlines
+	password2 = []byte(strings.TrimSpace(string(password2)))
+
+	// Check passwords match
+	if string(password1) != string(password2) {
+		return fmt.Errorf("passwords do not match")
+	}
+
+	// Save the key
+	return saveAdminKey(password1)
+}
+
+func saveAdminKey(key []byte) error {
 	homeDir := getHomeDir()
 	adminDir := filepath.Join(homeDir, AdminKeyDir)
 
@@ -265,17 +292,6 @@ func initAdmin(keyPath string) error {
 		return fmt.Errorf("failed to create admin directory: %w", err)
 	}
 
-	// Read provided key
-	key, err := os.ReadFile(keyPath)
-	if err != nil {
-		return fmt.Errorf("failed to read key file: %w", err)
-	}
-	
-	// Validate password length (must be >= 6 characters)
-	if len(key) < 6 {
-		return fmt.Errorf("password must be at least 6 characters long (got %d)", len(key))
-	}
-	
 	// Save key
 	keyFile := filepath.Join(adminDir, AdminKeyFile)
 	if err := os.WriteFile(keyFile, key, 0600); err != nil {
@@ -296,6 +312,21 @@ func initAdmin(keyPath string) error {
 	return nil
 }
 
+func initAdmin(keyPath string) error {
+	// Read provided key
+	key, err := os.ReadFile(keyPath)
+	if err != nil {
+		return fmt.Errorf("failed to read key file: %w", err)
+	}
+
+	// Validate password length (must be >= 6 characters)
+	if len(key) < 6 {
+		return fmt.Errorf("password must be at least 6 characters long (got %d)", len(key))
+	}
+
+	return saveAdminKey(key)
+}
+
 func getSecretsDir() string {
 	if workspaceDir != "" && agentID != "" {
 		return filepath.Join(workspaceDir, SecretsDirName, agentID)