commit 83de46eb2536f17dbe6c96533e8751b5a1ebe984 Author: Nick Mathewson nickm@torproject.org Date: Mon Jul 9 10:16:48 2018 -0400

Changes file and comment for 25928. --- changes/ticket25928 | 4 ++++ src/feature/nodelist/routerlist.c | 5 ++++- 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/changes/ticket25928 b/changes/ticket25928 new file mode 100644 index 000000000..30759fcb6 --- /dev/null +++ b/changes/ticket25928 @@ -0,0 +1,4 @@ + o Minor features (directory): + - Improved support for networks with only a single authority or a + single fallback directory. Patch from Gabriel Somlo. Closes + ticket 25928. diff --git a/src/feature/nodelist/routerlist.c b/src/feature/nodelist/routerlist.c index be58a7a07..12226fee6 100644 --- a/src/feature/nodelist/routerlist.c +++ b/src/feature/nodelist/routerlist.c @@ -1806,8 +1806,11 @@ router_pick_dirserver_generic(smartlist_t *sourcelist, const routerstatus_t *choice; int busy = 0;

- if (smartlist_len(sourcelist) == 1) + if (smartlist_len(sourcelist) == 1) { + /* If there's only one choice, then we should disable the logic that + * would otherwise prevent us from choosing ourself. */ flags |= PDS_ALLOW_SELF; + }

choice = router_pick_trusteddirserver_impl(sourcelist, type, flags, &busy); if (choice || !(flags & PDS_RETRY_IF_NO_SERVERS))