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Update Path Bias log messages to match Proposal 209.

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This commit is contained in:
Mike Perry 2012-10-25 13:42:37 -07:00
parent 9bf5582e73
commit ab9c83c949
1 changed files with 35 additions and 16 deletions
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51
src/or/circuitbuild.c
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@ -1410,37 +1410,56 @@ entry_guard_inc_first_hop_count(entry_guard_t *guard)
if (guard->circuit_successes/((double)guard->first_hops)
< pathbias_get_crit_rate(options)
&& !guard->path_bias_crited) {
/* This message is currently disabled by default. */
log_warn(LD_PROTOCOL,
"Extremely low circuit success rate %u/%u for guard %s=%s. "
"This indicates either an overloaded guard, an attack, or "
"a bug.",
guard->circuit_successes, guard->first_hops, guard->nickname,
hex_str(guard->identity, DIGEST_LEN));
guard->path_bias_crited = 1;
if (pathbias_get_dropguards(options)) {
/* This message is currently disabled by default. */
log_warn(LD_PROTOCOL,
"Your Guard %s=%s is failing an extremely large amount of "
"circuits. Tor has disabled use of this guard. Success "
"counts are %d/%d, with %d timeouts. For reference, your "
"timeout cutoff is %ld.",
guard->nickname, hex_str(guard->identity, DIGEST_LEN),
guard->circuit_successes, guard->first_hops, guard->timeouts,
(long)circ_times.close_ms/1000);
guard->path_bias_disabled = 1;
guard->bad_since = approx_time();
} else {
log_warn(LD_PROTOCOL,
"Your Guard %s=%s is failing an extremely large amount of "
"circuits. Success counts are %d/%d, with %d timeouts. "
"For reference, your timeout cutoff is %ld.",
guard->nickname, hex_str(guard->identity, DIGEST_LEN),
guard->circuit_successes, guard->first_hops, guard->timeouts,
(long)circ_times.close_ms/1000);
}
return -1;
} else if (guard->circuit_successes/((double)guard->first_hops)
< pathbias_get_warn_rate(options)
&& !guard->path_bias_warned) {
guard->path_bias_warned = 1;
log_notice(LD_PROTOCOL,
"Low circuit success rate %u/%u for guard %s=%s.",
guard->circuit_successes, guard->first_hops, guard->nickname,
hex_str(guard->identity, DIGEST_LEN));
log_warn(LD_PROTOCOL,
"Your Guard %s=%s is failing a very large amount of "
"circuits. Most likely this means the Tor network is "
"overloaded, but it could also mean an attack against "
"you or the potentially the guard itself. Success counts "
"are %d/%d, with %d timeouts. For reference, your timeout "
"cutoff is %ld.",
guard->nickname, hex_str(guard->identity, DIGEST_LEN),
guard->circuit_successes, guard->first_hops, guard->timeouts,
(long)circ_times.close_ms/1000);
} else if (guard->circuit_successes/((double)guard->first_hops)
< pathbias_get_notice_rate(options)
&& !guard->path_bias_noticed) {
guard->path_bias_noticed = 1;
log_notice(LD_PROTOCOL,
"Low circuit success rate %u/%u for guard %s=%s.",
guard->circuit_successes, guard->first_hops, guard->nickname,
hex_str(guard->identity, DIGEST_LEN));
"Your Guard %s=%s is failing more circuits than usual. Most "
"likely this means the Tor network is overloaded. Success "
"counts are %d/%d, with %d timeouts. For reference, your "
"timeout cutoff is %ld.",
guard->nickname, hex_str(guard->identity, DIGEST_LEN),
guard->circuit_successes, guard->first_hops, guard->timeouts,
(long)circ_times.close_ms/1000);
}
}