def test_stringify_exception(self):
'''ensure we don't crash handling utf-8 exceptions'''
e = Exception("foo")
self.assertEqual('foo', stringify_exception(e))
e = Exception(u"\u1024abcdef")
self.assertEqual(u'\u1024abcdef', stringify_exception(e))
def __call__(self, name, trace_id=None, parent_id=None):
try:
span = None
if self.get_active_trace_id() and trace_id is None:
span = self.start_span(
context={'name': name}, parent_id=parent_id)
if span:
log('tracer context manager started new span, id = %s',
span.id)
else:
span = self.start_trace(
context={'name': name}, trace_id=trace_id, parent_span_id=parent_id)
if span:
log('tracer context manager started new trace, id = %s',
span.trace_id)
yield span
except Exception as e:
if span:
span.add_context({
"app.exception_type": str(type(e)),
"app.exception_string": stringify_exception(e),
})
raise
finally:
if span:
if span.is_root():
log('tracer context manager ending trace, id = %s',
span.trace_id)
self.finish_trace(span)
else:
log('tracer context manager ending span, id = %s',
span.id)
self.finish_span(span)
else:
log('tracer context manager span for %s was unexpectedly None', name)