189 lines
7.1 KiB
Python
189 lines
7.1 KiB
Python
import sys
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from functools import wraps
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import sentry_sdk
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from sentry_sdk.integrations import DidNotEnable, Integration
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from sentry_sdk.integrations._wsgi_common import _filter_headers
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from sentry_sdk.integrations.aws_lambda import _make_request_event_processor
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from sentry_sdk.traces import (
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SpanStatus,
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StreamedSpan,
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get_current_span,
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)
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from sentry_sdk.tracing import TransactionSource
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from sentry_sdk.tracing_utils import has_span_streaming_enabled
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from sentry_sdk.utils import (
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capture_internal_exceptions,
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event_from_exception,
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parse_version,
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reraise,
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)
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try:
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import chalice # type: ignore
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from chalice import Chalice, ChaliceViewError
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from chalice import __version__ as CHALICE_VERSION
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from chalice.app import ( # type: ignore
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EventSourceHandler as ChaliceEventSourceHandler,
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)
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except ImportError:
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raise DidNotEnable("Chalice is not installed")
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from typing import TYPE_CHECKING
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if TYPE_CHECKING:
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from typing import Any, Callable, Dict, TypeVar
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F = TypeVar("F", bound=Callable[..., Any])
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class EventSourceHandler(ChaliceEventSourceHandler): # type: ignore
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def __call__(self, event: "Any", context: "Any") -> "Any":
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client = sentry_sdk.get_client()
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with sentry_sdk.isolation_scope() as scope:
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with capture_internal_exceptions():
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configured_time = context.get_remaining_time_in_millis()
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scope.add_event_processor(
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_make_request_event_processor(event, context, configured_time)
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)
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try:
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return ChaliceEventSourceHandler.__call__(self, event, context)
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except Exception:
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exc_info = sys.exc_info()
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event, hint = event_from_exception(
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exc_info,
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client_options=client.options,
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mechanism={"type": "chalice", "handled": False},
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)
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sentry_sdk.capture_event(event, hint=hint)
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client.flush()
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reraise(*exc_info)
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def _get_view_function_response(
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app: "Any", view_function: "F", function_args: "Any"
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) -> "F":
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@wraps(view_function)
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def wrapped_view_function(**function_args: "Any") -> "Any":
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client = sentry_sdk.get_client()
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with sentry_sdk.isolation_scope() as scope:
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with capture_internal_exceptions():
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configured_time = app.lambda_context.get_remaining_time_in_millis()
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scope.add_event_processor(
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_make_request_event_processor(
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app.current_request.to_dict(),
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app.lambda_context,
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configured_time,
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)
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)
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if has_span_streaming_enabled(client.options):
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current_span = get_current_span()
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segment = None
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if type(current_span) is StreamedSpan:
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# A segment already exists (created by the AWS Lambda
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# integration), so decorate it with Chalice attributes
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# The AWS Lambda integration owns the span lifecycle
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# (end + flush), but Chalice converts unhandled view exceptions
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# into 500 responses, so the error must be captured here.
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request_dict = app.current_request.to_dict()
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headers = request_dict.get("headers", {})
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header_attrs: "Dict[str, Any]" = {}
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for header, value in _filter_headers(
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headers, use_annotated_value=False
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).items():
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header_attrs[f"http.request.header.{header.lower()}"] = value
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additional_attrs: "Dict[str, Any]" = {}
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if "method" in request_dict:
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additional_attrs["http.request.method"] = request_dict["method"]
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attributes = {
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"sentry.origin": ChaliceIntegration.origin,
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**header_attrs,
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**additional_attrs,
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}
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segment = current_span._segment
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segment.set_attributes(attributes)
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try:
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return view_function(**function_args)
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except Exception as exc:
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if isinstance(exc, ChaliceViewError):
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raise
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exc_info = sys.exc_info()
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if segment:
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segment.status = SpanStatus.ERROR.value
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sentry_event, hint = event_from_exception(
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exc_info,
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client_options=client.options,
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mechanism={"type": "chalice", "handled": False},
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)
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sentry_sdk.capture_event(sentry_event, hint=hint)
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if segment is None:
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client.flush()
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raise
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else:
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scope.set_transaction_name(
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app.lambda_context.function_name,
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source=TransactionSource.COMPONENT,
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)
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try:
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return view_function(**function_args)
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except Exception as exc:
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if isinstance(exc, ChaliceViewError):
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raise
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exc_info = sys.exc_info()
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sentry_event, hint = event_from_exception(
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exc_info,
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client_options=client.options,
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mechanism={"type": "chalice", "handled": False},
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)
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sentry_sdk.capture_event(sentry_event, hint=hint)
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client.flush()
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raise
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return wrapped_view_function # type: ignore
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class ChaliceIntegration(Integration):
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identifier = "chalice"
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origin = f"auto.function.{identifier}"
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@staticmethod
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def setup_once() -> None:
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version = parse_version(CHALICE_VERSION)
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if version is None:
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raise DidNotEnable("Unparsable Chalice version: {}".format(CHALICE_VERSION))
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if version < (1, 20):
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old_get_view_function_response = Chalice._get_view_function_response
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else:
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from chalice.app import RestAPIEventHandler
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old_get_view_function_response = (
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RestAPIEventHandler._get_view_function_response
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)
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def sentry_event_response(
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app: "Any", view_function: "F", function_args: "Dict[str, Any]"
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) -> "Any":
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wrapped_view_function = _get_view_function_response(
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app, view_function, function_args
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)
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return old_get_view_function_response(
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app, wrapped_view_function, function_args
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)
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if version < (1, 20):
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Chalice._get_view_function_response = sentry_event_response
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else:
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RestAPIEventHandler._get_view_function_response = sentry_event_response
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# for everything else (like events)
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chalice.app.EventSourceHandler = EventSourceHandler
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