commit e54ce03b4f439d7cdf9d0d0da3be11b72a1a83fd Author: Mike Perry mikeperry-git@torproject.org Date: Wed Jun 5 12:33:39 2019 -0700

More LOG_PROTOCOL_WARN.

Make origin-side messages about padding negotiation failure into LOG_PROTOCOL_WARN.

I'm not sure I like this either.. But the negotiation refusal case might happen naturally due to consensus drift, and is functionally no different than a corrupted cell. --- src/core/or/circuitpadding.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/core/or/circuitpadding.c b/src/core/or/circuitpadding.c index 84650a5a9..ebad6518b 100644 --- a/src/core/or/circuitpadding.c +++ b/src/core/or/circuitpadding.c @@ -2805,7 +2805,7 @@ circpad_handle_padding_negotiate(circuit_t *circ, cell_t *cell) circpad_negotiate_t *negotiate;

if (CIRCUIT_IS_ORIGIN(circ)) { - log_fn(LOG_WARN, LD_CIRC, + log_fn(LOG_PROTOCOL_WARN, LD_CIRC, "Padding negotiate cell unsupported at origin."); return -1; } @@ -2871,7 +2871,7 @@ circpad_handle_padding_negotiated(circuit_t *circ, cell_t *cell,

/* Verify this came from the expected hop */ if (!circpad_padding_is_from_expected_hop(circ, layer_hint)) { - log_fn(LOG_WARN, LD_CIRC, + log_fn(LOG_PROTOCOL_WARN, LD_CIRC, "Padding negotiated cell from wrong hop!"); return -1; } @@ -2898,7 +2898,7 @@ circpad_handle_padding_negotiated(circuit_t *circ, cell_t *cell, // and be sad free_circ_machineinfos_with_machine_num(circ, negotiated->machine_type); TO_ORIGIN_CIRCUIT(circ)->padding_negotiation_failed = 1; - log_fn(LOG_INFO, LD_CIRC, + log_fn(LOG_PROTOCOL_WARN, LD_CIRC, "Middle node did not accept our padding request."); }