diff options
| -rw-r--r-- | changes/bug12485 | 4 | ||||
| -rw-r--r-- | src/or/entrynodes.c | 13 |
2 files changed, 16 insertions, 1 deletions
diff --git a/changes/bug12485 b/changes/bug12485 new file mode 100644 index 0000000000..53ce33ef7b --- /dev/null +++ b/changes/bug12485 @@ -0,0 +1,4 @@ + o Minor features (Guard nodes): + - Reduce the time delay before saving guard status to disk from 10 + minute to 30 seconds (or from one hour to 10 minutes if + AvoidDiskWrites is set). Closes ticket 12485. diff --git a/src/or/entrynodes.c b/src/or/entrynodes.c index 968a993999..5b0e342662 100644 --- a/src/or/entrynodes.c +++ b/src/or/entrynodes.c @@ -1523,6 +1523,13 @@ entry_guards_parse_state(or_state_t *state, int set, char **msg) return *msg ? -1 : 0; } +/** How long will we let a change in our guard nodes stay un-saved + * when we are trying to avoid disk writes? */ +#define SLOW_GUARD_STATE_FLUSH_TIME 600 +/** How long will we let a change in our guard nodes stay un-saved + * when we are not trying to avoid disk writes? */ +#define FAST_GUARD_STATE_FLUSH_TIME 30 + /** Our list of entry guards has changed, or some element of one * of our entry guards has changed. Write the changes to disk within * the next few minutes. @@ -1533,8 +1540,12 @@ entry_guards_changed(void) time_t when; entry_guards_dirty = 1; + if (get_options()->AvoidDiskWrites) + when = time(NULL) + SLOW_GUARD_STATE_FLUSH_TIME; + else + when = time(NULL) + FAST_GUARD_STATE_FLUSH_TIME; + /* or_state_save() will call entry_guards_update_state(). */ - when = get_options()->AvoidDiskWrites ? time(NULL) + 3600 : time(NULL)+600; or_state_mark_dirty(get_or_state(), when); } |