commit 6210d568ecc5c2fd1833126d68505f42e4399820 Author: juga0 juga@riseup.net Date: Sun Jun 3 09:40:57 2018 +0000

Make bandwidth change factor a constant

used to determine large changes in bandwidth. --- src/or/router.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/or/router.c b/src/or/router.c index ab916fb6e..4afba6549 100644 --- a/src/or/router.c +++ b/src/or/router.c @@ -2429,6 +2429,9 @@ mark_my_descriptor_dirty(const char *reason) * estimated bandwidth. */ #define MAX_UPTIME_BANDWIDTH_CHANGE (24*60*60)

+/** By which factor bandwidth shifts have to change to be considered large. */ +#define BANDWIDTH_CHANGE_FACTOR 2 + /** Check whether bandwidth has changed a lot since the last time we announced * bandwidth while the uptime is smaller than MAX_UPTIME_BANDWIDTH_CHANGE. * If so, mark our descriptor dirty. */ @@ -2449,8 +2452,8 @@ check_descriptor_bandwidth_changed(time_t now) prev = router_get_my_routerinfo()->bandwidthcapacity; cur = we_are_hibernating() ? 0 : rep_hist_bandwidth_assess(); if ((prev != cur && (!prev || !cur)) || - cur > prev*2 || - cur < prev/2) { + cur > (prev * BANDWIDTH_CHANGE_FACTOR) || + cur < (prev / BANDWIDTH_CHANGE_FACTOR) ) { if (last_changed+MAX_BANDWIDTH_CHANGE_FREQ < now || !prev) { log_info(LD_GENERAL, "Measured bandwidth has changed; rebuilding descriptor.");