Support for password resets

users/handler/logout.go

@@ -0,0 +1,37 @@
+package handler
+
+import (
+	"context"
+
+	"github.com/micro/micro/v3/service/errors"
+	"github.com/micro/micro/v3/service/logger"
+	pb "github.com/micro/services/users/proto"
+	"gorm.io/gorm"
+)
+
+// Logout expires all tokens for the user
+func (u *Users) Logout(ctx context.Context, req *pb.LogoutRequest, rsp *pb.LogoutResponse) error {
+	// validate the request
+	if len(req.Id) == 0 {
+		return ErrMissingID
+	}
+
+	return u.DB.Transaction(func(tx *gorm.DB) error {
+		// lookup the user
+		var user User
+		if err := tx.Where(&User{ID: req.Id}).Preload("Tokens").First(&user).Error; err == gorm.ErrRecordNotFound {
+			return ErrNotFound
+		} else if err != nil {
+			logger.Errorf("Error reading from the database: %v", err)
+			return errors.InternalServerError("DATABASE_ERROR", "Error connecting to the database")
+		}
+
+		// delete the tokens
+		if err := tx.Delete(user.Tokens).Error; err != nil {
+			logger.Errorf("Error deleting from the database: %v", err)
+			return errors.InternalServerError("DATABASE_ERROR", "Error connecting to the database")
+		}
+
+		return nil
+	})
+}