feat(falcon): Update of Falcon Integration (#1733)

Update Falcon Integration to support Falcon 3.x

---------

Co-authored-by: bartolootrit <bartolootrit@users.noreply.github.com>

Author: antonpirker

.github/workflows/test-integration-falcon.yml

@@ -31,7 +31,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["2.7","3.5","3.6","3.7","3.8","3.9","3.10","3.11"]
+        python-version: ["2.7","3.5","3.6","3.7","3.8","3.9"]
         # python3.6 reached EOL and is no longer being supported on
         # new versions of hosted runners on Github Actions
         # ubuntu-20.04 is the last version that supported python3.6

sentry_sdk/integrations/falcon.py

@@ -19,14 +19,29 @@
 
     from sentry_sdk._types import EventProcessor
 
+# In Falcon 3.0 `falcon.api_helpers` is renamed to `falcon.app_helpers`
+# and `falcon.API` to `falcon.App`
+
 try:
     import falcon  # type: ignore
-    import falcon.api_helpers  # type: ignore
 
     from falcon import __version__ as FALCON_VERSION
 except ImportError:
     raise DidNotEnable("Falcon not installed")
 
+try:
+    import falcon.app_helpers  # type: ignore
+
+    falcon_helpers = falcon.app_helpers
+    falcon_app_class = falcon.App
+    FALCON3 = True
+except ImportError:
+    import falcon.api_helpers  # type: ignore
+
+    falcon_helpers = falcon.api_helpers
+    falcon_app_class = falcon.API
+    FALCON3 = False
+
 
 class FalconRequestExtractor(RequestExtractor):
     def env(self):
@@ -58,16 +73,27 @@ def raw_data(self):
         else:
             return None
 
-    def json(self):
-        # type: () -> Optional[Dict[str, Any]]
-        try:
-            return self.request.media
-        except falcon.errors.HTTPBadRequest:
-            # NOTE(jmagnusson): We return `falcon.Request._media` here because
-            # falcon 1.4 doesn't do proper type checking in
-            # `falcon.Request.media`. This has been fixed in 2.0.
-            # Relevant code: https://github.com/falconry/falcon/blob/1.4.1/falcon/request.py#L953
-            return self.request._media
+    if FALCON3:
+
+        def json(self):
+            # type: () -> Optional[Dict[str, Any]]
+            try:
+                return self.request.media
+            except falcon.errors.HTTPBadRequest:
+                return None
+
+    else:
+
+        def json(self):
+            # type: () -> Optional[Dict[str, Any]]
+            try:
+                return self.request.media
+            except falcon.errors.HTTPBadRequest:
+                # NOTE(jmagnusson): We return `falcon.Request._media` here because
+                # falcon 1.4 doesn't do proper type checking in
+                # `falcon.Request.media`. This has been fixed in 2.0.
+                # Relevant code: https://github.com/falconry/falcon/blob/1.4.1/falcon/request.py#L953
+                return self.request._media
 
 
 class SentryFalconMiddleware(object):
@@ -120,7 +146,7 @@ def setup_once():
 
 def _patch_wsgi_app():
     # type: () -> None
-    original_wsgi_app = falcon.API.__call__
+    original_wsgi_app = falcon_app_class.__call__
 
     def sentry_patched_wsgi_app(self, env, start_response):
         # type: (falcon.API, Any, Any) -> Any
@@ -135,12 +161,12 @@ def sentry_patched_wsgi_app(self, env, start_response):
 
         return sentry_wrapped(env, start_response)
 
-    falcon.API.__call__ = sentry_patched_wsgi_app
+    falcon_app_class.__call__ = sentry_patched_wsgi_app
 
 
 def _patch_handle_exception():
     # type: () -> None
-    original_handle_exception = falcon.API._handle_exception
+    original_handle_exception = falcon_app_class._handle_exception
 
     def sentry_patched_handle_exception(self, *args):
         # type: (falcon.API, *Any) -> Any
@@ -170,12 +196,12 @@ def sentry_patched_handle_exception(self, *args):
 
         return was_handled
 
-    falcon.API._handle_exception = sentry_patched_handle_exception
+    falcon_app_class._handle_exception = sentry_patched_handle_exception
 
 
 def _patch_prepare_middleware():
     # type: () -> None
-    original_prepare_middleware = falcon.api_helpers.prepare_middleware
+    original_prepare_middleware = falcon_helpers.prepare_middleware
 
     def sentry_patched_prepare_middleware(
         middleware=None, independent_middleware=False
@@ -187,7 +213,7 @@ def sentry_patched_prepare_middleware(
             middleware = [SentryFalconMiddleware()] + (middleware or [])
         return original_prepare_middleware(middleware, independent_middleware)
 
-    falcon.api_helpers.prepare_middleware = sentry_patched_prepare_middleware
+    falcon_helpers.prepare_middleware = sentry_patched_prepare_middleware
 
 
 def _exception_leads_to_http_5xx(ex):

test-requirements.txt

@@ -11,4 +11,5 @@ jsonschema==3.2.0
 pyrsistent==0.16.0 # TODO(py3): 0.17.0 requires python3, see https://github.com/tobgu/pyrsistent/issues/205
 executing
 asttokens
+responses
 ipdb

tests/integrations/httpx/test_httpx.py

@@ -1,68 +1,83 @@
 import asyncio
 
+import pytest
 import httpx
+import responses
 
 from sentry_sdk import capture_message, start_transaction
 from sentry_sdk.integrations.httpx import HttpxIntegration
 
 
-def test_crumb_capture_and_hint(sentry_init, capture_events):
+@pytest.mark.parametrize(
+    "httpx_client",
+    (httpx.Client(), httpx.AsyncClient()),
+)
+def test_crumb_capture_and_hint(sentry_init, capture_events, httpx_client):
     def before_breadcrumb(crumb, hint):
         crumb["data"]["extra"] = "foo"
         return crumb
 
     sentry_init(integrations=[HttpxIntegration()], before_breadcrumb=before_breadcrumb)
-    clients = (httpx.Client(), httpx.AsyncClient())
-    for i, c in enumerate(clients):
-        with start_transaction():
-            events = capture_events()
-
-            url = "https://httpbin.org/status/200"
-            if not asyncio.iscoroutinefunction(c.get):
-                response = c.get(url)
-            else:
-                response = asyncio.get_event_loop().run_until_complete(c.get(url))
-
-            assert response.status_code == 200
-            capture_message("Testing!")
-
-            (event,) = events
-            # send request twice so we need get breadcrumb by index
-            crumb = event["breadcrumbs"]["values"][i]
-            assert crumb["type"] == "http"
-            assert crumb["category"] == "httplib"
-            assert crumb["data"] == {
-                "url": url,
-                "method": "GET",
-                "http.fragment": "",
-                "http.query": "",
-                "status_code": 200,
-                "reason": "OK",
-                "extra": "foo",
-            }
-
-
-def test_outgoing_trace_headers(sentry_init):
+
+    url = "http://example.com/"
+    responses.add(responses.GET, url, status=200)
+
+    with start_transaction():
+        events = capture_events()
+
+        if asyncio.iscoroutinefunction(httpx_client.get):
+            response = asyncio.get_event_loop().run_until_complete(
+                httpx_client.get(url)
+            )
+        else:
+            response = httpx_client.get(url)
+
+        assert response.status_code == 200
+        capture_message("Testing!")
+
+        (event,) = events
+
+        crumb = event["breadcrumbs"]["values"][0]
+        assert crumb["type"] == "http"
+        assert crumb["category"] == "httplib"
+        assert crumb["data"] == {
+            "url": url,
+            "method": "GET",
+            "http.fragment": "",
+            "http.query": "",
+            "status_code": 200,
+            "reason": "OK",
+            "extra": "foo",
+        }
+
+
+@pytest.mark.parametrize(
+    "httpx_client",
+    (httpx.Client(), httpx.AsyncClient()),
+)
+def test_outgoing_trace_headers(sentry_init, httpx_client):
     sentry_init(traces_sample_rate=1.0, integrations=[HttpxIntegration()])
-    clients = (httpx.Client(), httpx.AsyncClient())
-    for i, c in enumerate(clients):
-        with start_transaction(
-            name="/interactions/other-dogs/new-dog",
-            op="greeting.sniff",
-            # make trace_id difference between transactions
-            trace_id=f"012345678901234567890123456789{i}",
-        ) as transaction:
-            url = "https://httpbin.org/status/200"
-            if not asyncio.iscoroutinefunction(c.get):
-                response = c.get(url)
-            else:
-                response = asyncio.get_event_loop().run_until_complete(c.get(url))
-
-            request_span = transaction._span_recorder.spans[-1]
-            assert response.request.headers[
-                "sentry-trace"
-            ] == "{trace_id}-{parent_span_id}-{sampled}".format(
-                trace_id=transaction.trace_id,
-                parent_span_id=request_span.span_id,
-                sampled=1,
+
+    url = "http://example.com/"
+    responses.add(responses.GET, url, status=200)
+
+    with start_transaction(
+        name="/interactions/other-dogs/new-dog",
+        op="greeting.sniff",
+        trace_id="01234567890123456789012345678901",
+    ) as transaction:
+        if asyncio.iscoroutinefunction(httpx_client.get):
+            response = asyncio.get_event_loop().run_until_complete(
+                httpx_client.get(url)
             )
+        else:
+            response = httpx_client.get(url)
+
+        request_span = transaction._span_recorder.spans[-1]
+        assert response.request.headers[
+            "sentry-trace"
+        ] == "{trace_id}-{parent_span_id}-{sampled}".format(
+            trace_id=transaction.trace_id,
+            parent_span_id=request_span.span_id,
+            sampled=1,
+        )

tests/integrations/opentelemetry/test_span_processor.py

@@ -212,14 +212,14 @@ def test_update_span_with_otel_data_http_method2():
         "http.status_code": 429,
         "http.status_text": "xxx",
         "http.user_agent": "curl/7.64.1",
-        "http.url": "https://httpbin.org/status/403?password=123&username=test@example.com&author=User123&auth=1234567890abcdef",
+        "http.url": "https://example.com/status/403?password=123&username=test@example.com&author=User123&auth=1234567890abcdef",
     }
 
     span_processor = SentrySpanProcessor()
     span_processor._update_span_with_otel_data(sentry_span, otel_span)
 
     assert sentry_span.op == "http.server"
-    assert sentry_span.description == "GET https://httpbin.org/status/403"
+    assert sentry_span.description == "GET https://example.com/status/403"
     assert sentry_span._tags["http.status_code"] == "429"
     assert sentry_span.status == "resource_exhausted"
 
@@ -229,7 +229,7 @@ def test_update_span_with_otel_data_http_method2():
     assert sentry_span._data["http.user_agent"] == "curl/7.64.1"
     assert (
         sentry_span._data["http.url"]
-        == "https://httpbin.org/status/403?password=123&username=test@example.com&author=User123&auth=1234567890abcdef"
+        == "https://example.com/status/403?password=123&username=test@example.com&author=User123&auth=1234567890abcdef"
     )
 
 

tests/integrations/requests/test_requests.py

@@ -1,4 +1,5 @@
 import pytest
+import responses
 
 requests = pytest.importorskip("requests")
 
@@ -8,17 +9,21 @@
 
 def test_crumb_capture(sentry_init, capture_events):
     sentry_init(integrations=[StdlibIntegration()])
+
+    url = "http://example.com/"
+    responses.add(responses.GET, url, status=200)
+
     events = capture_events()
 
-    response = requests.get("https://httpbin.org/status/418")
+    response = requests.get(url)
     capture_message("Testing!")
 
     (event,) = events
     (crumb,) = event["breadcrumbs"]["values"]
     assert crumb["type"] == "http"
     assert crumb["category"] == "httplib"
     assert crumb["data"] == {
-        "url": "https://httpbin.org/status/418",
+        "url": url,
         "method": "GET",
         "http.fragment": "",
         "http.query": "",