Predefined openapi validators

Author: p1c2u

openapi_core/__init__.py

@@ -1,18 +1,18 @@
 """OpenAPI core module"""
 from openapi_core.spec import OpenAPIv30Spec
-from openapi_core.validation.request.shortcuts import validate_request
 from openapi_core.validation.request.validators import RequestBodyValidator
 from openapi_core.validation.request.validators import (
     RequestParametersValidator,
 )
 from openapi_core.validation.request.validators import RequestSecurityValidator
 from openapi_core.validation.request.validators import RequestValidator
-from openapi_core.validation.response.shortcuts import validate_response
 from openapi_core.validation.response.validators import ResponseDataValidator
 from openapi_core.validation.response.validators import (
     ResponseHeadersValidator,
 )
 from openapi_core.validation.response.validators import ResponseValidator
+from openapi_core.validation.shortcuts import validate_request
+from openapi_core.validation.shortcuts import validate_response
 
 __author__ = "Artur Maciag"
 __email__ = "maciag.artur@gmail.com"

openapi_core/contrib/django/handlers.py

@@ -1,12 +1,12 @@
 """OpenAPI core contrib django handlers module"""
 from django.http import JsonResponse
 
-from openapi_core.exceptions import MissingRequiredParameter
 from openapi_core.templating.media_types.exceptions import MediaTypeNotFound
 from openapi_core.templating.paths.exceptions import OperationNotFound
 from openapi_core.templating.paths.exceptions import PathNotFound
 from openapi_core.templating.paths.exceptions import ServerNotFound
 from openapi_core.validation.exceptions import InvalidSecurity
+from openapi_core.validation.exceptions import MissingRequiredParameter
 
 
 class DjangoOpenAPIErrorsHandler:

openapi_core/contrib/django/middlewares.py

@@ -6,8 +6,8 @@
 from openapi_core.contrib.django.requests import DjangoOpenAPIRequest
 from openapi_core.contrib.django.responses import DjangoOpenAPIResponse
 from openapi_core.validation.processors import OpenAPIProcessor
-from openapi_core.validation.request.validators import RequestValidator
-from openapi_core.validation.response.validators import ResponseValidator
+from openapi_core.validation.request import openapi_request_validator
+from openapi_core.validation.response import openapi_response_validator
 
 
 class DjangoOpenAPIMiddleware:
@@ -22,15 +22,15 @@ def __init__(self, get_response):
         if not hasattr(settings, "OPENAPI_SPEC"):
             raise ImproperlyConfigured("OPENAPI_SPEC not defined in settings")
 
-        request_validator = RequestValidator(settings.OPENAPI_SPEC)
-        response_validator = ResponseValidator(settings.OPENAPI_SPEC)
         self.validation_processor = OpenAPIProcessor(
-            request_validator, response_validator
+            openapi_request_validator, openapi_response_validator
         )
 
     def __call__(self, request):
         openapi_request = self._get_openapi_request(request)
-        req_result = self.validation_processor.process_request(openapi_request)
+        req_result = self.validation_processor.process_request(
+            settings.OPENAPI_SPEC, openapi_request
+        )
         if req_result.errors:
             response = self._handle_request_errors(req_result, request)
         else:
@@ -39,7 +39,7 @@ def __call__(self, request):
 
         openapi_response = self._get_openapi_response(response)
         resp_result = self.validation_processor.process_response(
-            openapi_request, openapi_response
+            settings.OPENAPI_SPEC, openapi_request, openapi_response
         )
         if resp_result.errors:
             return self._handle_response_errors(resp_result, request, response)

openapi_core/contrib/falcon/handlers.py

@@ -4,12 +4,12 @@
 from falcon import status_codes
 from falcon.constants import MEDIA_JSON
 
-from openapi_core.exceptions import MissingRequiredParameter
 from openapi_core.templating.media_types.exceptions import MediaTypeNotFound
 from openapi_core.templating.paths.exceptions import OperationNotFound
 from openapi_core.templating.paths.exceptions import PathNotFound
 from openapi_core.templating.paths.exceptions import ServerNotFound
 from openapi_core.validation.exceptions import InvalidSecurity
+from openapi_core.validation.exceptions import MissingRequiredParameter
 
 
 class FalconOpenAPIErrorsHandler:

openapi_core/contrib/falcon/middlewares.py

@@ -4,8 +4,8 @@
 from openapi_core.contrib.falcon.requests import FalconOpenAPIRequest
 from openapi_core.contrib.falcon.responses import FalconOpenAPIResponse
 from openapi_core.validation.processors import OpenAPIProcessor
-from openapi_core.validation.request.validators import RequestValidator
-from openapi_core.validation.response.validators import ResponseValidator
+from openapi_core.validation.request import openapi_request_validator
+from openapi_core.validation.response import openapi_response_validator
 
 
 class FalconOpenAPIMiddleware:
@@ -16,11 +16,13 @@ class FalconOpenAPIMiddleware:
 
     def __init__(
         self,
+        spec,
         validation_processor,
         request_class=None,
         response_class=None,
         errors_handler=None,
     ):
+        self.spec = spec
         self.validation_processor = validation_processor
         self.request_class = request_class or self.request_class
         self.response_class = response_class or self.response_class
@@ -34,12 +36,11 @@ def from_spec(
         response_class=None,
         errors_handler=None,
     ):
-        request_validator = RequestValidator(spec)
-        response_validator = ResponseValidator(spec)
         validation_processor = OpenAPIProcessor(
-            request_validator, response_validator
+            openapi_request_validator, openapi_response_validator
         )
         return cls(
+            spec,
             validation_processor,
             request_class=request_class,
             response_class=response_class,
@@ -76,9 +77,11 @@ def _get_openapi_response(self, response):
         return self.response_class(response)
 
     def _process_openapi_request(self, openapi_request):
-        return self.validation_processor.process_request(openapi_request)
+        return self.validation_processor.process_request(
+            self.spec, openapi_request
+        )
 
     def _process_openapi_response(self, opneapi_request, openapi_response):
         return self.validation_processor.process_response(
-            opneapi_request, openapi_response
+            self.spec, opneapi_request, openapi_response
         )

openapi_core/contrib/flask/decorators.py

@@ -4,13 +4,14 @@
 from openapi_core.contrib.flask.requests import FlaskOpenAPIRequest
 from openapi_core.contrib.flask.responses import FlaskOpenAPIResponse
 from openapi_core.validation.decorators import OpenAPIDecorator
-from openapi_core.validation.request.validators import RequestValidator
-from openapi_core.validation.response.validators import ResponseValidator
+from openapi_core.validation.request import openapi_request_validator
+from openapi_core.validation.response import openapi_response_validator
 
 
 class FlaskOpenAPIViewDecorator(OpenAPIDecorator):
     def __init__(
         self,
+        spec,
         request_validator,
         response_validator,
         request_class=FlaskOpenAPIRequest,
@@ -19,6 +20,7 @@ def __init__(
         openapi_errors_handler=FlaskOpenAPIErrorsHandler,
     ):
         super().__init__(
+            spec,
             request_validator,
             response_validator,
             request_class,
@@ -43,11 +45,10 @@ def from_spec(
         request_provider=FlaskRequestProvider,
         openapi_errors_handler=FlaskOpenAPIErrorsHandler,
     ):
-        request_validator = RequestValidator(spec)
-        response_validator = ResponseValidator(spec)
         return cls(
-            request_validator=request_validator,
-            response_validator=response_validator,
+            spec,
+            request_validator=openapi_request_validator,
+            response_validator=openapi_response_validator,
             request_class=request_class,
             response_class=response_class,
             request_provider=request_provider,

openapi_core/contrib/flask/views.py

@@ -3,8 +3,8 @@
 
 from openapi_core.contrib.flask.decorators import FlaskOpenAPIViewDecorator
 from openapi_core.contrib.flask.handlers import FlaskOpenAPIErrorsHandler
-from openapi_core.validation.request.validators import RequestValidator
-from openapi_core.validation.response.validators import ResponseValidator
+from openapi_core.validation.request import openapi_request_validator
+from openapi_core.validation.response import openapi_response_validator
 
 
 class FlaskOpenAPIView(MethodView):
@@ -14,13 +14,13 @@ class FlaskOpenAPIView(MethodView):
 
     def __init__(self, spec):
         super().__init__()
-        self.request_validator = RequestValidator(spec)
-        self.response_validator = ResponseValidator(spec)
+        self.spec = spec
 
     def dispatch_request(self, *args, **kwargs):
         decorator = FlaskOpenAPIViewDecorator(
-            request_validator=self.request_validator,
-            response_validator=self.response_validator,
+            self.spec,
+            request_validator=openapi_request_validator,
+            response_validator=openapi_response_validator,
             openapi_errors_handler=self.openapi_errors_handler,
         )
         return decorator(super().dispatch_request)(*args, **kwargs)

openapi_core/exceptions.py

@@ -1,93 +1,5 @@
 """OpenAPI core exceptions module"""
-from dataclasses import dataclass
-
-from openapi_core.validation.request.protocols import Request
-from openapi_core.validation.response.protocols import Response
 
 
 class OpenAPIError(Exception):
     pass
-
-
-class OpenAPIHeaderError(OpenAPIError):
-    pass
-
-
-class MissingHeaderError(OpenAPIHeaderError):
-    """Missing header error"""
-
-
-@dataclass
-class MissingHeader(MissingHeaderError):
-    name: str
-
-    def __str__(self):
-        return f"Missing header (without default value): {self.name}"
-
-
-@dataclass
-class MissingRequiredHeader(MissingHeaderError):
-    name: str
-
-    def __str__(self):
-        return f"Missing required header: {self.name}"
-
-
-class OpenAPIParameterError(OpenAPIError):
-    pass
-
-
-class MissingParameterError(OpenAPIParameterError):
-    """Missing parameter error"""
-
-
-@dataclass
-class MissingParameter(MissingParameterError):
-    name: str
-
-    def __str__(self):
-        return f"Missing parameter (without default value): {self.name}"
-
-
-@dataclass
-class MissingRequiredParameter(MissingParameterError):
-    name: str
-
-    def __str__(self):
-        return f"Missing required parameter: {self.name}"
-
-
-class OpenAPIRequestBodyError(OpenAPIError):
-    pass
-
-
-class MissingRequestBodyError(OpenAPIRequestBodyError):
-    """Missing request body error"""
-
-
-@dataclass
-class MissingRequestBody(MissingRequestBodyError):
-    request: Request
-
-    def __str__(self):
-        return "Missing request body"
-
-
-@dataclass
-class MissingRequiredRequestBody(MissingRequestBodyError):
-    request: Request
-
-    def __str__(self):
-        return "Missing required request body"
-
-
-class OpenAPIResponseError(OpenAPIError):
-    pass
-
-
-@dataclass
-class MissingResponseContent(OpenAPIResponseError):
-    response: Response
-
-    def __str__(self):
-        return "Missing response content"

openapi_core/validation/__init__.py

@@ -0,0 +1,20 @@
+"""OpenAPI core validation module"""
+from openapi_core.validation.request import openapi_request_body_validator
+from openapi_core.validation.request import (
+    openapi_request_parameters_validator,
+)
+from openapi_core.validation.request import openapi_request_security_validator
+from openapi_core.validation.request import openapi_request_validator
+from openapi_core.validation.response import openapi_response_data_validator
+from openapi_core.validation.response import openapi_response_headers_validator
+from openapi_core.validation.response import openapi_response_validator
+
+__all__ = [
+    "openapi_request_body_validator",
+    "openapi_request_parameters_validator",
+    "openapi_request_security_validator",
+    "openapi_request_validator",
+    "openapi_response_data_validator",
+    "openapi_response_headers_validator",
+    "openapi_response_validator",
+]

openapi_core/validation/decorators.py

@@ -7,6 +7,7 @@
 class OpenAPIDecorator(OpenAPIProcessor):
     def __init__(
         self,
+        spec,
         request_validator,
         response_validator,
         request_class,
@@ -15,6 +16,7 @@ def __init__(
         openapi_errors_handler,
     ):
         super().__init__(request_validator, response_validator)
+        self.spec = spec
         self.request_class = request_class
         self.response_class = response_class
         self.request_provider = request_provider
@@ -25,15 +27,15 @@ def __call__(self, view):
         def decorated(*args, **kwargs):
             request = self._get_request(*args, **kwargs)
             openapi_request = self._get_openapi_request(request)
-            request_result = self.process_request(openapi_request)
+            request_result = self.process_request(self.spec, openapi_request)
             if request_result.errors:
                 return self._handle_request_errors(request_result)
             response = self._handle_request_view(
                 request_result, view, *args, **kwargs
             )
             openapi_response = self._get_openapi_response(response)
             response_result = self.process_response(
-                openapi_request, openapi_response
+                self.spec, openapi_request, openapi_response
             )
             if response_result.errors:
                 return self._handle_response_errors(response_result)