commit 847541ce5db48152576639d7adc0a6209b661be9 Author: Nick Mathewson nickm@torproject.org Date: Mon Nov 21 17:51:46 2011 -0500

Log what fraction of EXTEND cells have died for being non-early --- src/or/relay.c | 10 +++++++++- 1 files changed, 9 insertions(+), 1 deletions(-)

diff --git a/src/or/relay.c b/src/or/relay.c index 60d439a..fdc2600 100644 --- a/src/or/relay.c +++ b/src/or/relay.c @@ -1188,7 +1188,9 @@ connection_edge_process_relay_cell(cell_t *cell, circuit_t *circ, connection_mark_and_flush(TO_CONN(conn)); } return 0; - case RELAY_COMMAND_EXTEND: + case RELAY_COMMAND_EXTEND: { + static uint64_t total_n_extend=0, total_nonearly=0; + total_n_extend++; if (conn) { log_fn(LOG_PROTOCOL_WARN, domain, "'extend' cell received for non-zero stream. Dropping."); @@ -1200,10 +1202,15 @@ connection_edge_process_relay_cell(cell_t *cell, circuit_t *circ, RATELIM_INIT(EARLY_WARNING_INTERVAL); char *m; if (cell->command == CELL_RELAY) { + ++total_nonearly; if ((m = rate_limit_log(&early_warning_limit, approx_time()))) { /* XXXX make this a protocol_warn once we're happier with it*/ + double percentage = ((double)total_nonearly)/total_n_extend; + percentage *= 100; log_fn(LOG_WARN, domain, "EXTEND cell received, " "but not via RELAY_EARLY. Dropping.%s", m); + log_fn(LOG_WARN, domain, " (We have dropped %.02f%% of all " + "EXTEND cells for this reason)", percentage); tor_free(m); } } else { @@ -1214,6 +1221,7 @@ connection_edge_process_relay_cell(cell_t *cell, circuit_t *circ, return 0; } return circuit_extend(cell, circ); + } case RELAY_COMMAND_EXTENDED: if (!layer_hint) { log_fn(LOG_PROTOCOL_WARN, LD_PROTOCOL,