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[tor-commits] [tor/master] Fold all of the run-every-second stuff back into run_scheduled_events()
commit 2bf8fb5ee3a62cb6c2f16d2f37f54213e092d4cc
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date: Mon Nov 2 15:09:48 2015 -0500
Fold all of the run-every-second stuff back into run_scheduled_events()
---
src/or/main.c | 228 +++++++++++++++++++++------------------------------------
1 file changed, 85 insertions(+), 143 deletions(-)
diff --git a/src/or/main.c b/src/or/main.c
index 593bf0c..e0ea856 100644
--- a/src/or/main.c
+++ b/src/or/main.c
@@ -1237,10 +1237,8 @@ CALLBACK(rotate_onion_key);
CALLBACK(check_ed_keys);
CALLBACK(launch_descriptor_fetches);
CALLBACK(reset_descriptor_failures);
-CALLBACK(fetch_bridge_descriptors);
CALLBACK(rotate_x509_certificate);
CALLBACK(add_entropy);
-CALLBACK(enable_accounting);
CALLBACK(launch_reachability_tests);
CALLBACK(downrate_stability);
CALLBACK(save_stability);
@@ -1254,16 +1252,11 @@ CALLBACK(retry_dns);
CALLBACK(check_descriptor);
CALLBACK(check_for_reachability_bw);
CALLBACK(fetch_networkstatus);
-CALLBACK(dirvote_act);
-CALLBACK(expire_misc);
CALLBACK(retry_listeners);
-CALLBACK(build_circuits);
CALLBACK(expire_old_ciruits_serverside);
-CALLBACK(housekeeping);
CALLBACK(check_dns_honesty);
CALLBACK(write_bridge_ns);
CALLBACK(check_fw_helper_app);
-CALLBACK(pt_configuration);
CALLBACK(heartbeat);
#undef CALLBACK
@@ -1274,10 +1267,8 @@ static periodic_event_item_t periodic_events[] = {
CALLBACK(check_ed_keys),
CALLBACK(launch_descriptor_fetches),
CALLBACK(reset_descriptor_failures),
- CALLBACK(fetch_bridge_descriptors),
CALLBACK(rotate_x509_certificate),
CALLBACK(add_entropy),
- CALLBACK(enable_accounting),
CALLBACK(launch_reachability_tests),
CALLBACK(downrate_stability),
CALLBACK(save_stability),
@@ -1291,16 +1282,11 @@ static periodic_event_item_t periodic_events[] = {
CALLBACK(check_descriptor),
CALLBACK(check_for_reachability_bw),
CALLBACK(fetch_networkstatus),
- CALLBACK(dirvote_act),
- CALLBACK(expire_misc),
CALLBACK(retry_listeners),
- CALLBACK(build_circuits),
CALLBACK(expire_old_ciruits_serverside),
- CALLBACK(housekeeping),
CALLBACK(check_dns_honesty),
CALLBACK(write_bridge_ns),
CALLBACK(check_fw_helper_app),
- CALLBACK(pt_configuration),
CALLBACK(heartbeat),
END_OF_PERIODIC_EVENTS
};
@@ -1423,6 +1409,8 @@ safe_timer_diff(time_t now, time_t next)
static void
run_scheduled_events(time_t now)
{
+ const or_options_t *options = get_options();
+
/* 0. See if we've been asked to shut down and our timeout has
* expired; or if our bandwidth limits are exhausted and we
* should hibernate; or if it's time to wake up from hibernation.
@@ -1439,6 +1427,85 @@ run_scheduled_events(time_t now)
/* 0c. If we've deferred log messages for the controller, handle them now */
flush_pending_log_callbacks();
+
+ if (options->UseBridges && !options->DisableNetwork) {
+ fetch_bridge_descriptors(options, now);
+ }
+
+ if (accounting_is_enabled(options)) {
+ accounting_run_housekeeping(now);
+ }
+
+ if (authdir_mode_v3(options)) {
+ dirvote_act(options, now);
+ }
+
+ /* 3a. Every second, we examine pending circuits and prune the
+ * ones which have been pending for more than a few seconds.
+ * We do this before step 4, so it can try building more if
+ * it's not comfortable with the number of available circuits.
+ */
+ /* (If our circuit build timeout can ever become lower than a second (which
+ * it can't, currently), we should do this more often.) */
+ circuit_expire_building();
+
+ /* 3b. Also look at pending streams and prune the ones that 'began'
+ * a long time ago but haven't gotten a 'connected' yet.
+ * Do this before step 4, so we can put them back into pending
+ * state to be picked up by the new circuit.
+ */
+ connection_ap_expire_beginning();
+
+ /* 3c. And expire connections that we've held open for too long.
+ */
+ connection_expire_held_open();
+
+ /* 4. Every second, we try a new circuit if there are no valid
+ * circuits. Every NewCircuitPeriod seconds, we expire circuits
+ * that became dirty more than MaxCircuitDirtiness seconds ago,
+ * and we make a new circ if there are no clean circuits.
+ */
+ const int have_dir_info = router_have_minimum_dir_info();
+ if (have_dir_info && !net_is_disabled()) {
+ circuit_build_needed_circs(now);
+ } else {
+ circuit_expire_old_circs_as_needed(now);
+ }
+
+ /* 5. We do housekeeping for each connection... */
+ connection_or_set_bad_connections(NULL, 0);
+ int i;
+ for (i=0;i<smartlist_len(connection_array);i++) {
+ run_connection_housekeeping(i, now);
+ }
+
+ /* 6. And remove any marked circuits... */
+ circuit_close_all_marked();
+
+ /* 7. And upload service descriptors if necessary. */
+ if (have_completed_a_circuit() && !net_is_disabled()) {
+ rend_consider_services_upload(now);
+ rend_consider_descriptor_republication();
+ }
+
+ /* 8. and blow away any connections that need to die. have to do this now,
+ * because if we marked a conn for close and left its socket -1, then
+ * we'll pass it to poll/select and bad things will happen.
+ */
+ close_closeable_connections();
+
+ /* 8b. And if anything in our state is ready to get flushed to disk, we
+ * flush it. */
+ or_state_save(now);
+
+ /* 8c. Do channel cleanup just like for connections */
+ channel_run_cleanup();
+ channel_listener_run_cleanup();
+
+ /* 11b. check pending unconfigured managed proxies */
+ if (!net_is_disabled() && pt_proxies_configuration_pending())
+ pt_configure_remaining_proxies();
+
}
static int
@@ -1508,16 +1575,6 @@ reset_descriptor_failures_callback(time_t now, const or_options_t *options)
}
static int
-fetch_bridge_descriptors_callback(time_t now, const or_options_t *options)
-{
- if (options->UseBridges && !options->DisableNetwork) {
- fetch_bridge_descriptors(options, now);
- return 1;
- }
- return -1;
-}
-
-static int
rotate_x509_certificate_callback(time_t now, const or_options_t *options)
{
static int first = 1;
@@ -1557,18 +1614,6 @@ add_entropy_callback(time_t now, const or_options_t *options)
}
static int
-enable_accounting_callback(time_t now, const or_options_t *options)
-{
- /* 1c. If we have to change the accounting interval or record
- * bandwidth used in this accounting interval, do so. */
- if (accounting_is_enabled(options)) {
- accounting_run_housekeeping(now);
- return 1;
- }
- return -1;
-}
-
-static int
launch_reachability_tests_callback(time_t now, const or_options_t *options)
{
if (authdir_mode_tests_reachability(options) &&
@@ -1728,7 +1773,7 @@ rend_cache_failure_clean_callback(time_t now, const or_options_t *options)
* clean it as soon as we can since we want to make sure the client waits
* as little as possible for reachability reasons. */
rend_cache_failure_clean(now);
- return 1;
+ return 30;
}
static int
@@ -1825,46 +1870,6 @@ fetch_networkstatus_callback(time_t now, const or_options_t *options)
}
static int
-dirvote_act_callback(time_t now, const or_options_t *options)
-{
- /* 2c. Let directory voting happen. */
- if (authdir_mode_v3(options)) {
- dirvote_act(options, now);
- return 1;
- }
- return -1;
-}
-
-static int
-expire_misc_callback(time_t now, const or_options_t *options)
-{
- (void)now;
- (void)options;
-
- /* 3a. Every second, we examine pending circuits and prune the
- * ones which have been pending for more than a few seconds.
- * We do this before step 4, so it can try building more if
- * it's not comfortable with the number of available circuits.
- */
- /* (If our circuit build timeout can ever become lower than a second (which
- * it can't, currently), we should do this more often.) */
- circuit_expire_building();
-
- /* 3b. Also look at pending streams and prune the ones that 'began'
- * a long time ago but haven't gotten a 'connected' yet.
- * Do this before step 4, so we can put them back into pending
- * state to be picked up by the new circuit.
- */
- connection_ap_expire_beginning();
-
- /* 3c. And expire connections that we've held open for too long.
- */
- connection_expire_held_open();
-
- return 1;
-}
-
-static int
retry_listeners_callback(time_t now, const or_options_t *options)
{
(void)now;
@@ -1878,24 +1883,6 @@ retry_listeners_callback(time_t now, const or_options_t *options)
}
static int
-build_circuits_callback(time_t now, const or_options_t *options)
-{
- (void)options;
- /* 4. Every second, we try a new circuit if there are no valid
- * circuits. Every NewCircuitPeriod seconds, we expire circuits
- * that became dirty more than MaxCircuitDirtiness seconds ago,
- * and we make a new circ if there are no clean circuits.
- */
- const int have_dir_info = router_have_minimum_dir_info();
- if (have_dir_info && !net_is_disabled()) {
- circuit_build_needed_circs(now);
- } else {
- circuit_expire_old_circs_as_needed(now);
- }
- return 1;
-}
-
-static int
expire_old_ciruits_serverside_callback(time_t now, const or_options_t *options)
{
(void)options;
@@ -1904,42 +1891,6 @@ expire_old_ciruits_serverside_callback(time_t now, const or_options_t *options)
return 11;
}
-static int
-housekeeping_callback(time_t now, const or_options_t *options)
-{
- (void)options;
- int i;
- /* 5. We do housekeeping for each connection... */
- connection_or_set_bad_connections(NULL, 0);
- for (i=0;i<smartlist_len(connection_array);i++) {
- run_connection_housekeeping(i, now);
- }
-
- /* 6. And remove any marked circuits... */
- circuit_close_all_marked();
-
- /* 7. And upload service descriptors if necessary. */
- if (have_completed_a_circuit() && !net_is_disabled()) {
- rend_consider_services_upload(now);
- rend_consider_descriptor_republication();
- }
-
- /* 8. and blow away any connections that need to die. have to do this now,
- * because if we marked a conn for close and left its socket -1, then
- * we'll pass it to poll/select and bad things will happen.
- */
- close_closeable_connections();
-
- /* 8b. And if anything in our state is ready to get flushed to disk, we
- * flush it. */
- or_state_save(now);
-
- /* 8c. Do channel cleanup just like for connections */
- channel_run_cleanup();
- channel_listener_run_cleanup();
-
- return 1;
-}
static int
check_dns_honesty_callback(time_t now, const or_options_t *options)
@@ -1999,26 +1950,17 @@ check_fw_helper_app_callback(time_t now, const or_options_t *options)
}
static int
-pt_configuration_callback(time_t now, const or_options_t *options)
-{
- (void)now;
- (void)options;
- /* 11b. check pending unconfigured managed proxies */
- if (!net_is_disabled() && pt_proxies_configuration_pending())
- pt_configure_remaining_proxies();
- return 1;
-}
-
-static int
heartbeat_callback(time_t now, const or_options_t *options)
{
static int first = 1;
/* 12. write the heartbeat message */
if (first) {
- first = 0;
+ first = 0; /* Skip the first one. */
} else {
log_heartbeat(now);
}
+ /* XXXX This isn't such a good way to handle possible changes in the
+ * callback event */
return options->HeartbeatPeriod;
}
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