def patch_restframework(tracer):
""" Patches rest_framework app.
To trace exceptions occuring during view processing we currently use a TraceExceptionMiddleware.
However the rest_framework handles exceptions before they come to our middleware.
So we need to manually patch the rest_framework exception handler
to set the exception stack trace in the current span.
"""
def _traced_handle_exception(wrapped, instance, args, kwargs):
""" Sets the error message, error type and exception stack trace to the current span
before calling the original exception handler.
"""
span = tracer.current_span()
if span is not None:
span.set_traceback()
return wrapped(*args, **kwargs)
# do not patch if already patched
if getattr(APIView, '_datadog_patch', False):
return
else:
setattr(APIView, '_datadog_patch', True)
# trace the handle_exception method
wrap('rest_framework.views', 'APIView.handle_exception',
_traced_handle_exception)
def patch_restframework(tracer):
""" Patches rest_framework app.
To trace exceptions occuring during view processing we currently use a TraceExceptionMiddleware.
However the rest_framework handles exceptions before they come to our middleware.
So we need to manually patch the rest_framework exception handler
to set the exception stack trace in the current span.
"""
def _traced_handle_exception(wrapped, instance, args, kwargs):
""" Sets the error message, error type and exception stack trace to the current span
before calling the original exception handler.
"""
span = tracer.current_span()
if span is not None:
span.set_traceback()
return wrapped(*args, **kwargs)
# do not patch if already patched
if getattr(APIView, '_datadog_patch', False):
return
else:
setattr(APIView, '_datadog_patch', True)
# trace the handle_exception method
wrap('rest_framework.views', 'APIView.handle_exception', _traced_handle_exception)
def _patch_httplib():
"""
Patch the Python built-in `httplib` (Python 2) or
`http.client` (Python 3) module.
"""
global _httplib_patched
if not _httplib_patched:
_httplib_patched = True
wrap(httplib_module, 'HTTPConnection.request', _wrap_httplib_request)
logger.debug('Patched %s', httplib_module)
def _patch_for_integration_tests():
"""
Patch `requests` to log the outgoing requests for integration tests.
"""
global _integration_tests_patched
is_in_tests = os.environ.get("DD_INTEGRATION_TEST",
"false").lower() == "true"
if not _integration_tests_patched and is_in_tests:
wrap("requests", "Session.send", _log_request)
_integration_tests_patched = True
def _patch_requests():
"""
Patch the high-level HTTP client module `requests`
if it's installed.
"""
global _requests_patched
if not _requests_patched:
_requests_patched = True
try:
wrap('requests', 'Session.request', _wrap_requests_request)
logger.debug('Patched requests')
except Exception:
logger.debug('Failed to patch requests', exc_info=True)
def _patch_requests(module):
"""
Patch the high-level HTTP client module `requests`
if it's installed.
"""
global _requests_patched
if not _requests_patched:
_requests_patched = True
try:
wrap("requests", "Session.request", _wrap_requests_request)
logger.debug("Patched requests")
except Exception:
logger.debug("Failed to patch requests", exc_info=True)
