Stop using published_on in rs to decide whether to download a routerdesc.

The consensus voters shouldn't actually include such old routers in
the consensus anyway, so this logic shouldn't come up...

but if a client _does_ download something it wouldn't use, it won't
retry infinitely: see checks for WRA_NEVER_DOWNLOADABLE.
This commit is contained in:
Nick Mathewson 2021-11-09 08:54:11 -05:00
parent db7d067ab1
commit 08d452b38c

View File

@ -2615,15 +2615,12 @@ networkstatus_parse_flavor_name(const char *flavname)
int
client_would_use_router(const routerstatus_t *rs, time_t now)
{
(void) now;
if (!rs->is_flagged_running) {
/* If we had this router descriptor, we wouldn't even bother using it.
* (Fetching and storing depends on by we_want_to_fetch_flavor().) */
return 0;
}
if (rs->published_on + OLD_ROUTER_DESC_MAX_AGE < now) {
/* We'd drop it immediately for being too old. */
return 0;
}
if (!routerstatus_version_supports_extend2_cells(rs, 1)) {
/* We'd ignore it because it doesn't support EXTEND2 cells.
* If we don't know the version, download the descriptor so we can