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| author | Nick Mathewson <nickm@torproject.org> | 2011-11-21 17:51:46 -0500 |
|---|---|---|
| committer | Nick Mathewson <nickm@torproject.org> | 2011-12-22 09:51:59 -0500 |
| commit | 847541ce5db48152576639d7adc0a6209b661be9 (patch) | |
| tree | e5abf248461a52eb3cea79b1837bc4ea3100e8fc /src/or/relay.c | |
| parent | 0187bd872885343761174218529aed7058f8d636 (diff) | |
| download | tor-847541ce5db48152576639d7adc0a6209b661be9.tar.gz tor-847541ce5db48152576639d7adc0a6209b661be9.zip | |
Log what fraction of EXTEND cells have died for being non-early
Diffstat (limited to 'src/or/relay.c')
| -rw-r--r-- | 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 60d439aca9..fdc26006a0 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, |