diff options
Diffstat (limited to 'src/or')
| -rw-r--r-- | src/or/config.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/or/config.c b/src/or/config.c index 72ceea395e..793fd557a3 100644 --- a/src/or/config.c +++ b/src/or/config.c @@ -2266,6 +2266,10 @@ compute_publishserverdescriptor(or_options_t *options) * will generate too many circuits and potentially overload the network. */ #define MIN_MAX_CIRCUIT_DIRTINESS 10 +/** Highest allowable value for MaxCircuitDirtiness: prevents time_t + * overflows. */ +#define MAX_MAX_CIRCUIT_DIRTINESS (30*24*60*60) + /** Lowest allowable value for CircuitStreamTimeout; if this is too low, Tor * will generate too many circuits and potentially overload the network. */ #define MIN_CIRCUIT_STREAM_TIMEOUT 10 @@ -2786,6 +2790,12 @@ options_validate(or_options_t *old_options, or_options_t *options, options->MaxCircuitDirtiness = MIN_MAX_CIRCUIT_DIRTINESS; } + if (options->MaxCircuitDirtiness > MAX_MAX_CIRCUIT_DIRTINESS) { + log_warn(LD_CONFIG, "MaxCircuitDirtiness option is too high; " + "setting to %d days.", MAX_MAX_CIRCUIT_DIRTINESS/86400); + options->MaxCircuitDirtiness = MAX_MAX_CIRCUIT_DIRTINESS; + } + if (options->CircuitStreamTimeout && options->CircuitStreamTimeout < MIN_CIRCUIT_STREAM_TIMEOUT) { log_warn(LD_CONFIG, "CircuitStreamTimeout option is too short; " |