Support auto-hashing fields via hooks.

ent/schema/passwordtoken.go

@@ -1,11 +1,15 @@
 package schema
 
 import (
+	"context"
 	"time"
 
 	"entgo.io/ent"
 	"entgo.io/ent/schema/edge"
 	"entgo.io/ent/schema/field"
+	ge "github.com/mikestefanello/pagoda/ent"
+	"github.com/mikestefanello/pagoda/ent/hook"
+	"golang.org/x/crypto/bcrypt"
 )
 
 // PasswordToken holds the schema definition for the PasswordToken entity.
@@ -34,3 +38,25 @@ func (PasswordToken) Edges() []ent.Edge {
 			Unique(),
 	}
 }
+
+// Hooks of the PasswordToken.
+func (PasswordToken) Hooks() []ent.Hook {
+	return []ent.Hook{
+		hook.On(
+			func(next ent.Mutator) ent.Mutator {
+				return hook.PasswordTokenFunc(func(ctx context.Context, m *ge.PasswordTokenMutation) (ent.Value, error) {
+					if v, exists := m.Hash(); exists {
+						hash, err := bcrypt.GenerateFromPassword([]byte(v), bcrypt.DefaultCost)
+						if err != nil {
+							return "", err
+						}
+						m.SetHash(string(hash))
+					}
+					return next.Mutate(ctx, m)
+				})
+			},
+			// Limit the hook only for these operations.
+			ent.OpCreate|ent.OpUpdate|ent.OpUpdateOne,
+		),
+	}
+}

ent/schema/user.go

@@ -8,6 +8,7 @@ import (
 
 	ge "github.com/mikestefanello/pagoda/ent"
 	"github.com/mikestefanello/pagoda/ent/hook"
+	"golang.org/x/crypto/bcrypt"
 
 	"entgo.io/ent"
 	"entgo.io/ent/schema/edge"
@@ -59,6 +60,14 @@ func (User) Hooks() []ent.Hook {
 					if v, exists := m.Email(); exists {
 						m.SetEmail(strings.ToLower(v))
 					}
+
+					if v, exists := m.Password(); exists {
+						hash, err := bcrypt.GenerateFromPassword([]byte(v), bcrypt.DefaultCost)
+						if err != nil {
+							return "", err
+						}
+						m.SetPassword(string(hash))
+					}
 					return next.Mutate(ctx, m)
 				})
 			},

pkg/handlers/auth.go

@@ -206,18 +206,12 @@ func (h *Auth) RegisterSubmit(ctx echo.Context) error {
 		return err
 	}
 
-	// Hash the password.
-	pwHash, err := h.auth.HashPassword(input.Password)
-	if err != nil {
-		return fail(err, "unable to hash password")
-	}
-
 	// Attempt creating the user.
 	u, err := h.orm.User.
 		Create().
 		SetName(input.Name).
 		SetEmail(input.Email).
-		SetPassword(pwHash).
+		SetPassword(input.Password).
 		Save(ctx.Request().Context())
 
 	switch err.(type) {
@@ -305,19 +299,13 @@ func (h *Auth) ResetPasswordSubmit(ctx echo.Context) error {
 		return err
 	}
 
-	// Hash the new password.
-	hash, err := h.auth.HashPassword(input.Password)
-	if err != nil {
-		return fail(err, "unable to hash password")
-	}
-
 	// Get the requesting user.
 	usr := ctx.Get(context.UserKey).(*ent.User)
 
 	// Update the user.
 	_, err = usr.
 		Update().
-		SetPassword(hash).
+		SetPassword(input.Password).
 		Save(ctx.Request().Context())
 
 	if err != nil {

pkg/services/auth.go

@@ -106,15 +106,6 @@ func (c *AuthClient) GetAuthenticatedUser(ctx echo.Context) (*ent.User, error) {
 	return nil, NotAuthenticatedError{}
 }
 
-// HashPassword returns a hash of a given password
-func (c *AuthClient) HashPassword(password string) (string, error) {
-	hash, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
-	if err != nil {
-		return "", err
-	}
-	return string(hash), nil
-}
-
 // CheckPassword check if a given password matches a given hash
 func (c *AuthClient) CheckPassword(password, hash string) error {
 	return bcrypt.CompareHashAndPassword([]byte(hash), []byte(password))
@@ -123,7 +114,7 @@ func (c *AuthClient) CheckPassword(password, hash string) error {
 // GeneratePasswordResetToken generates a password reset token for a given user.
 // For security purposes, the token itself is not stored in the database but rather
 // a hash of the token, exactly how passwords are handled. This method returns both
-// the generated token as well as the token entity which only contains the hash.
+// the generated token and the token entity which only contains the hash.
 func (c *AuthClient) GeneratePasswordResetToken(ctx echo.Context, userID int) (string, *ent.PasswordToken, error) {
 	// Generate the token, which is what will go in the URL, but not the database
 	token, err := c.RandomToken(c.config.App.PasswordToken.Length)
@@ -131,16 +122,10 @@ func (c *AuthClient) GeneratePasswordResetToken(ctx echo.Context, userID int) (s
 		return "", nil, err
 	}
 
-	// Hash the token, which is what will be stored in the database
-	hash, err := c.HashPassword(token)
-	if err != nil {
-		return "", nil, err
-	}
-
 	// Create and save the password reset token
 	pt, err := c.orm.PasswordToken.
 		Create().
-		SetHash(hash).
+		SetHash(token).
 		SetUserID(userID).
 		Save(ctx.Request().Context())
 

pkg/services/auth_test.go

@@ -8,6 +8,7 @@ import (
 
 	"github.com/mikestefanello/pagoda/ent/passwordtoken"
 	"github.com/mikestefanello/pagoda/ent/user"
+	"golang.org/x/crypto/bcrypt"
 
 	"github.com/stretchr/testify/require"
 
@@ -41,12 +42,12 @@ func TestAuthClient_Auth(t *testing.T) {
 	assertNoAuth()
 }
 
-func TestAuthClient_PasswordHashing(t *testing.T) {
+func TestAuthClient_CheckPassword(t *testing.T) {
 	pw := "testcheckpassword"
-	hash, err := c.Auth.HashPassword(pw)
-	assert.NoError(t, err)
+	hash, err := bcrypt.GenerateFromPassword([]byte(pw), bcrypt.DefaultCost)
+	require.NoError(t, err)
 	assert.NotEqual(t, hash, pw)
-	err = c.Auth.CheckPassword(pw, hash)
+	err = c.Auth.CheckPassword(pw, string(hash))
 	assert.NoError(t, err)
 }
 

pkg/ui/pages/entity.go

@@ -71,9 +71,13 @@ func AdminEntityForm(ctx echo.Context, schema *load.Schema, values url.Values) e
 		// TODO password?
 		switch f.Info.Type {
 		case field.TypeString:
+			inputType := "text"
+			if f.Sensitive {
+				inputType = "password"
+			}
 			nodes = append(nodes, InputField(InputFieldParams{
 				Name:      f.Name,
-				InputType: "text",
+				InputType: inputType,
 				Label:     label(f.Name),
 				Value:     getValue(f.Name),
 			}))