commit c4f502c1d05570d6069680b3a91cf9a1709d6e7a Author: juga0 juga@riseup.net Date: Wed Feb 27 17:30:59 2019 +0000

scanner, destination: Log all possible exceptions

that can happen from requests, so that they can later be stored in a Result. --- sbws/core/scanner.py | 8 ++------ sbws/lib/destination.py | 5 +---- 2 files changed, 3 insertions(+), 10 deletions(-)

diff --git a/sbws/core/scanner.py b/sbws/core/scanner.py index e99b8cd..3fbd378 100644 --- a/sbws/core/scanner.py +++ b/sbws/core/scanner.py @@ -84,8 +84,6 @@ def timed_recv_from_server(session, dest, byte_range):

start_time = time.time() HTTP_GET_HEADERS['Range'] = byte_range - # TODO: - # - What other exceptions can this throw? # - response.elapsed "measures the time taken between sending the first # byte of the request and finishing parsing the headers. # It is therefore unaffected by consuming the response content" @@ -94,10 +92,8 @@ def timed_recv_from_server(session, dest, byte_range): try: # headers are merged with the session ones, not overwritten. session.get(dest.url, headers=HTTP_GET_HEADERS, verify=dest.verify) - # NewConnectionError will be raised when shutting down. - except (requests.exceptions.ConnectionError, - requests.exceptions.ReadTimeout, - requests.exceptions.NewConnectionError) as e: + # Catch any `requests` exception, so that it can stored in the Result + except requests.exceptions.RequestException as e: log.debug(e) return False, e end_time = time.time() diff --git a/sbws/lib/destination.py b/sbws/lib/destination.py index e1be0bb..c0e6b03 100644 --- a/sbws/lib/destination.py +++ b/sbws/lib/destination.py @@ -76,11 +76,8 @@ def connect_to_destination_over_circuit(dest, circ_id, session, cont, max_dl): listener = stem_utils.attach_stream_to_circuit_listener(cont, circ_id) stem_utils.add_event_listener(cont, listener, EventType.STREAM) try: - # TODO: - # - What other exceptions can this throw? head = session.head(dest.url, verify=dest.verify) - except (requests.exceptions.ConnectionError, - requests.exceptions.ReadTimeout) as e: + except requests.exceptions.RequestException as e: dest.set_failure() return False, 'Could not connect to {} over circ {} {}: {}'.format( dest.url, circ_id, stem_utils.circuit_str(cont, circ_id), e)