feat(transactions): Transaction Source (#1490)

Added transaction source (plus tests) to the following Integrations: 
Flask, ASGI, Bottle, Django, Celery, Falcon, Pyramid, Quart, Sanic, Tornado, AIOHTTP, Chalice, GCP, AWS Lambda,

.pre-commit-config.yaml

@@ -2,18 +2,18 @@
 # See https://pre-commit.com/hooks.html for more hooks
 repos:
 -   repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v3.2.0
+    rev: v4.3.0
     hooks:
     -   id: trailing-whitespace
     -   id: end-of-file-fixer
 
 -   repo: https://github.com/psf/black
-    rev: stable
+    rev: 22.6.0
     hooks:
     -   id: black
 
 -   repo: https://gitlab.com/pycqa/flake8
-    rev: 4.0.1
+    rev: 3.9.2
     hooks:
     -   id: flake8
 

sentry_sdk/integrations/aiohttp.py

@@ -9,7 +9,7 @@
     _filter_headers,
     request_body_within_bounds,
 )
-from sentry_sdk.tracing import Transaction
+from sentry_sdk.tracing import SOURCE_FOR_STYLE, Transaction
 from sentry_sdk.utils import (
     capture_internal_exceptions,
     event_from_exception,
@@ -148,7 +148,10 @@ async def sentry_urldispatcher_resolve(self, request):
 
             if name is not None:
                 with Hub.current.configure_scope() as scope:
-                    scope.transaction = name
+                    scope.set_transaction_name(
+                        name,
+                        source=SOURCE_FOR_STYLE[integration.transaction_style],
+                    )
 
             return rv
 

sentry_sdk/integrations/asgi.py

@@ -13,6 +13,11 @@
 from sentry_sdk.hub import Hub, _should_send_default_pii
 from sentry_sdk.integrations._wsgi_common import _filter_headers
 from sentry_sdk.sessions import auto_session_tracking
+from sentry_sdk.tracing import (
+    SOURCE_FOR_STYLE,
+    TRANSACTION_SOURCE_ROUTE,
+    TRANSACTION_SOURCE_UNKNOWN,
+)
 from sentry_sdk.utils import (
     ContextVar,
     event_from_exception,
@@ -147,6 +152,7 @@ async def _run_app(self, scope, callback):
                         transaction = Transaction(op="asgi.server")
 
                     transaction.name = _DEFAULT_TRANSACTION_NAME
+                    transaction.source = TRANSACTION_SOURCE_ROUTE
                     transaction.set_tag("asgi.type", ty)
 
                     with hub.start_transaction(
@@ -183,25 +189,7 @@ def event_processor(self, event, hint, asgi_scope):
         if client and _should_send_default_pii():
             request_info["env"] = {"REMOTE_ADDR": self._get_ip(asgi_scope)}
 
-        if (
-            event.get("transaction", _DEFAULT_TRANSACTION_NAME)
-            == _DEFAULT_TRANSACTION_NAME
-        ):
-            if self.transaction_style == "endpoint":
-                endpoint = asgi_scope.get("endpoint")
-                # Webframeworks like Starlette mutate the ASGI env once routing is
-                # done, which is sometime after the request has started. If we have
-                # an endpoint, overwrite our generic transaction name.
-                if endpoint:
-                    event["transaction"] = transaction_from_function(endpoint)
-            elif self.transaction_style == "url":
-                # FastAPI includes the route object in the scope to let Sentry extract the
-                # path from it for the transaction name
-                route = asgi_scope.get("route")
-                if route:
-                    path = getattr(route, "path", None)
-                    if path is not None:
-                        event["transaction"] = path
+        self._set_transaction_name_and_source(event, self.transaction_style, asgi_scope)
 
         event["request"] = request_info
 
@@ -213,6 +201,44 @@ def event_processor(self, event, hint, asgi_scope):
     # data to your liking it's recommended to use the `before_send` callback
     # for that.
 
+    def _set_transaction_name_and_source(self, event, transaction_style, asgi_scope):
+        # type: (Event, str, Any) -> None
+
+        transaction_name_already_set = (
+            event.get("transaction", _DEFAULT_TRANSACTION_NAME)
+            != _DEFAULT_TRANSACTION_NAME
+        )
+        if transaction_name_already_set:
+            return
+
+        name = ""
+
+        if transaction_style == "endpoint":
+            endpoint = asgi_scope.get("endpoint")
+            # Webframeworks like Starlette mutate the ASGI env once routing is
+            # done, which is sometime after the request has started. If we have
+            # an endpoint, overwrite our generic transaction name.
+            if endpoint:
+                name = transaction_from_function(endpoint) or ""
+
+        elif transaction_style == "url":
+            # FastAPI includes the route object in the scope to let Sentry extract the
+            # path from it for the transaction name
+            route = asgi_scope.get("route")
+            if route:
+                path = getattr(route, "path", None)
+                if path is not None:
+                    name = path
+
+        if not name:
+            # If no transaction name can be found set an unknown source.
+            # This can happen when ASGI frameworks that are not yet supported well are used.
+            event["transaction_info"] = {"source": TRANSACTION_SOURCE_UNKNOWN}
+            return
+
+        event["transaction"] = name
+        event["transaction_info"] = {"source": SOURCE_FOR_STYLE[transaction_style]}
+
     def _get_url(self, scope, default_scheme, host):
         # type: (Dict[str, Any], Literal["ws", "http"], Optional[str]) -> str
         """

sentry_sdk/integrations/aws_lambda.py

@@ -3,7 +3,7 @@
 import sys
 
 from sentry_sdk.hub import Hub, _should_send_default_pii
-from sentry_sdk.tracing import Transaction
+from sentry_sdk.tracing import TRANSACTION_SOURCE_COMPONENT, Transaction
 from sentry_sdk._compat import reraise
 from sentry_sdk.utils import (
     AnnotatedValue,
@@ -139,7 +139,10 @@ def sentry_handler(aws_event, aws_context, *args, **kwargs):
             if headers is None:
                 headers = {}
             transaction = Transaction.continue_from_headers(
-                headers, op="serverless.function", name=aws_context.function_name
+                headers,
+                op="serverless.function",
+                name=aws_context.function_name,
+                source=TRANSACTION_SOURCE_COMPONENT,
             )
             with hub.start_transaction(
                 transaction,

sentry_sdk/integrations/bottle.py

@@ -1,6 +1,7 @@
 from __future__ import absolute_import
 
 from sentry_sdk.hub import Hub
+from sentry_sdk.tracing import SOURCE_FOR_STYLE
 from sentry_sdk.utils import (
     capture_internal_exceptions,
     event_from_exception,
@@ -20,7 +21,7 @@
     from typing import Optional
     from bottle import FileUpload, FormsDict, LocalRequest  # type: ignore
 
-    from sentry_sdk._types import EventProcessor
+    from sentry_sdk._types import EventProcessor, Event
 
 try:
     from bottle import (
@@ -40,7 +41,7 @@
 class BottleIntegration(Integration):
     identifier = "bottle"
 
-    transaction_style = None
+    transaction_style = ""
 
     def __init__(self, transaction_style="endpoint"):
         # type: (str) -> None
@@ -176,24 +177,34 @@ def size_of_file(self, file):
         return file.content_length
 
 
+def _set_transaction_name_and_source(event, transaction_style, request):
+    # type: (Event, str, Any) -> None
+    name = ""
+
+    if transaction_style == "url":
+        name = request.route.rule or ""
+
+    elif transaction_style == "endpoint":
+        name = (
+            request.route.name
+            or transaction_from_function(request.route.callback)
+            or ""
+        )
+
+    event["transaction"] = name
+    event["transaction_info"] = {"source": SOURCE_FOR_STYLE[transaction_style]}
+
+
 def _make_request_event_processor(app, request, integration):
     # type: (Bottle, LocalRequest, BottleIntegration) -> EventProcessor
-    def inner(event, hint):
-        # type: (Dict[str, Any], Dict[str, Any]) -> Dict[str, Any]
 
-        try:
-            if integration.transaction_style == "endpoint":
-                event["transaction"] = request.route.name or transaction_from_function(
-                    request.route.callback
-                )
-            elif integration.transaction_style == "url":
-                event["transaction"] = request.route.rule
-        except Exception:
-            pass
+    def event_processor(event, hint):
+        # type: (Dict[str, Any], Dict[str, Any]) -> Dict[str, Any]
+        _set_transaction_name_and_source(event, integration.transaction_style, request)
 
         with capture_internal_exceptions():
             BottleRequestExtractor(request).extract_into_event(event)
 
         return event
 
-    return inner
+    return event_processor

sentry_sdk/integrations/celery.py

@@ -3,7 +3,11 @@
 import sys
 
 from sentry_sdk.hub import Hub
-from sentry_sdk.utils import capture_internal_exceptions, event_from_exception
+from sentry_sdk.tracing import TRANSACTION_SOURCE_TASK
+from sentry_sdk.utils import (
+    capture_internal_exceptions,
+    event_from_exception,
+)
 from sentry_sdk.tracing import Transaction
 from sentry_sdk._compat import reraise
 from sentry_sdk.integrations import Integration, DidNotEnable
@@ -154,8 +158,8 @@ def _inner(*args, **kwargs):
                     args[3].get("headers") or {},
                     op="celery.task",
                     name="unknown celery task",
+                    source=TRANSACTION_SOURCE_TASK,
                 )
-
                 transaction.name = task.name
                 transaction.set_status("ok")
 

sentry_sdk/integrations/chalice.py

@@ -4,6 +4,7 @@
 from sentry_sdk.hub import Hub
 from sentry_sdk.integrations import Integration, DidNotEnable
 from sentry_sdk.integrations.aws_lambda import _make_request_event_processor
+from sentry_sdk.tracing import TRANSACTION_SOURCE_COMPONENT
 from sentry_sdk.utils import (
     capture_internal_exceptions,
     event_from_exception,
@@ -65,7 +66,11 @@ def wrapped_view_function(**function_args):
         with hub.push_scope() as scope:
             with capture_internal_exceptions():
                 configured_time = app.lambda_context.get_remaining_time_in_millis()
-                scope.transaction = app.lambda_context.function_name
+                scope.set_transaction_name(
+                    app.lambda_context.function_name,
+                    source=TRANSACTION_SOURCE_COMPONENT,
+                )
+
                 scope.add_event_processor(
                     _make_request_event_processor(
                         app.current_request.to_dict(),

sentry_sdk/integrations/django/__init__.py

@@ -9,6 +9,7 @@
 from sentry_sdk.hub import Hub, _should_send_default_pii
 from sentry_sdk.scope import add_global_event_processor
 from sentry_sdk.serializer import add_global_repr_processor
+from sentry_sdk.tracing import SOURCE_FOR_STYLE
 from sentry_sdk.tracing_utils import record_sql_queries
 from sentry_sdk.utils import (
     HAS_REAL_CONTEXTVARS,
@@ -82,7 +83,7 @@ def is_authenticated(request_user):
 class DjangoIntegration(Integration):
     identifier = "django"
 
-    transaction_style = None
+    transaction_style = ""
     middleware_spans = None
 
     def __init__(self, transaction_style="url", middleware_spans=True):
@@ -319,6 +320,32 @@ def _patch_django_asgi_handler():
     patch_django_asgi_handler_impl(ASGIHandler)
 
 
+def _set_transaction_name_and_source(scope, transaction_style, request):
+    # type: (Scope, str, WSGIRequest) -> None
+    try:
+        transaction_name = ""
+        if transaction_style == "function_name":
+            fn = resolve(request.path).func
+            transaction_name = (
+                transaction_from_function(getattr(fn, "view_class", fn)) or ""
+            )
+
+        elif transaction_style == "url":
+            if hasattr(request, "urlconf"):
+                transaction_name = LEGACY_RESOLVER.resolve(
+                    request.path_info, urlconf=request.urlconf
+                )
+            else:
+                transaction_name = LEGACY_RESOLVER.resolve(request.path_info)
+
+        scope.set_transaction_name(
+            transaction_name,
+            source=SOURCE_FOR_STYLE[transaction_style],
+        )
+    except Exception:
+        pass
+
+
 def _before_get_response(request):
     # type: (WSGIRequest) -> None
     hub = Hub.current
@@ -330,24 +357,15 @@ def _before_get_response(request):
 
     with hub.configure_scope() as scope:
         # Rely on WSGI middleware to start a trace
-        try:
-            if integration.transaction_style == "function_name":
-                fn = resolve(request.path).func
-                scope.transaction = transaction_from_function(
-                    getattr(fn, "view_class", fn)
-                )
-            elif integration.transaction_style == "url":
-                scope.transaction = LEGACY_RESOLVER.resolve(request.path_info)
-        except Exception:
-            pass
+        _set_transaction_name_and_source(scope, integration.transaction_style, request)
 
         scope.add_event_processor(
             _make_event_processor(weakref.ref(request), integration)
         )
 
 
-def _attempt_resolve_again(request, scope):
-    # type: (WSGIRequest, Scope) -> None
+def _attempt_resolve_again(request, scope, transaction_style):
+    # type: (WSGIRequest, Scope, str) -> None
     """
     Some django middlewares overwrite request.urlconf
     so we need to respect that contract,
@@ -356,13 +374,7 @@ def _attempt_resolve_again(request, scope):
     if not hasattr(request, "urlconf"):
         return
 
-    try:
-        scope.transaction = LEGACY_RESOLVER.resolve(
-            request.path_info,
-            urlconf=request.urlconf,
-        )
-    except Exception:
-        pass
+    _set_transaction_name_and_source(scope, transaction_style, request)
 
 
 def _after_get_response(request):
@@ -373,7 +385,7 @@ def _after_get_response(request):
         return
 
     with hub.configure_scope() as scope:
-        _attempt_resolve_again(request, scope)
+        _attempt_resolve_again(request, scope, integration.transaction_style)
 
 
 def _patch_get_response():
@@ -438,7 +450,7 @@ def _got_request_exception(request=None, **kwargs):
 
         if request is not None and integration.transaction_style == "url":
             with hub.configure_scope() as scope:
-                _attempt_resolve_again(request, scope)
+                _attempt_resolve_again(request, scope, integration.transaction_style)
 
         # If an integration is there, a client has to be there.
         client = hub.client  # type: Any