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-rw-r--r--src/or/networkstatus.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/src/or/networkstatus.c b/src/or/networkstatus.c
index 0cc6a21085..91720b5835 100644
--- a/src/or/networkstatus.c
+++ b/src/or/networkstatus.c
@@ -11,7 +11,10 @@
*/
#include "or.h"
+#include "channel.h"
#include "circuitbuild.h"
+#include "circuitmux.h"
+#include "circuitmux_ewma.h"
#include "config.h"
#include "connection.h"
#include "connection_or.h"
@@ -1634,6 +1637,7 @@ networkstatus_set_current_consensus(const char *consensus,
consensus_waiting_for_certs_t *waiting = NULL;
time_t current_valid_after = 0;
int free_consensus = 1; /* Free 'c' at the end of the function */
+ int old_ewma_enabled;
if (flav < 0) {
/* XXXX we don't handle unrecognized flavors yet. */
@@ -1827,7 +1831,18 @@ networkstatus_set_current_consensus(const char *consensus,
dirvote_recalculate_timing(options, now);
routerstatus_list_update_named_server_map();
- cell_ewma_set_scale_factor(options, current_consensus);
+
+ /* Update ewma and adjust policy if needed; first cache the old value */
+ old_ewma_enabled = cell_ewma_enabled();
+ /* Change the cell EWMA settings */
+ cell_ewma_set_scale_factor(options, networkstatus_get_latest_consensus());
+ /* If we just enabled ewma, set the cmux policy on all active channels */
+ if (cell_ewma_enabled() && !old_ewma_enabled) {
+ channel_set_cmux_policy_everywhere(&ewma_policy);
+ } else if (!cell_ewma_enabled() && old_ewma_enabled) {
+ /* Turn it off everywhere */
+ channel_set_cmux_policy_everywhere(NULL);
+ }
/* XXXX024 this call might be unnecessary here: can changing the
* current consensus really alter our view of any OR's rate limits? */