diff options
Diffstat (limited to 'src/or/main.c')
| -rw-r--r-- | src/or/main.c | 1040 |
1 files changed, 670 insertions, 370 deletions
diff --git a/src/or/main.c b/src/or/main.c index f17fc901c3..6b5619c7d6 100644 --- a/src/or/main.c +++ b/src/or/main.c @@ -1,7 +1,7 @@ /* Copyright (c) 2001 Matej Pfajfar. * Copyright (c) 2001-2004, Roger Dingledine. * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson. - * Copyright (c) 2007-2015, The Tor Project, Inc. */ + * Copyright (c) 2007-2016, The Tor Project, Inc. */ /* See LICENSE for licensing information */ /** @@ -44,6 +44,7 @@ #include "nodelist.h" #include "ntmain.h" #include "onion.h" +#include "periodic.h" #include "policies.h" #include "transports.h" #include "relay.h" @@ -190,32 +191,6 @@ int quiet_level = 0; * ****************************************************************************/ -#if 0 && defined(USE_BUFFEREVENTS) -static void -free_old_inbuf(connection_t *conn) -{ - if (! conn->inbuf) - return; - - tor_assert(conn->outbuf); - tor_assert(buf_datalen(conn->inbuf) == 0); - tor_assert(buf_datalen(conn->outbuf) == 0); - buf_free(conn->inbuf); - buf_free(conn->outbuf); - conn->inbuf = conn->outbuf = NULL; - - if (conn->read_event) { - event_del(conn->read_event); - tor_event_free(conn->read_event); - } - if (conn->write_event) { - event_del(conn->read_event); - tor_event_free(conn->write_event); - } - conn->read_event = conn->write_event = NULL; -} -#endif - #if defined(_WIN32) && defined(USE_BUFFEREVENTS) /** Remove the kernel-space send and receive buffers for <b>s</b>. For use * with IOCP only. */ @@ -224,11 +199,13 @@ set_buffer_lengths_to_zero(tor_socket_t s) { int zero = 0; int r = 0; - if (setsockopt(s, SOL_SOCKET, SO_SNDBUF, (void*)&zero, sizeof(zero))) { + if (setsockopt(s, SOL_SOCKET, SO_SNDBUF, (void*)&zero, + (socklen_t)sizeof(zero))) { log_warn(LD_NET, "Unable to clear SO_SNDBUF"); r = -1; } - if (setsockopt(s, SOL_SOCKET, SO_RCVBUF, (void*)&zero, sizeof(zero))) { + if (setsockopt(s, SOL_SOCKET, SO_RCVBUF, (void*)&zero, + (socklen_t)sizeof(zero))) { log_warn(LD_NET, "Unable to clear SO_RCVBUF"); r = -1; } @@ -499,8 +476,7 @@ connection_in_array(connection_t *conn) return smartlist_contains(connection_array, conn); } -/** Set <b>*array</b> to an array of all connections, and <b>*n</b> - * to the length of the array. <b>*array</b> and <b>*n</b> must not +/** Set <b>*array</b> to an array of all connections. <b>*array</b> must not * be modified. */ smartlist_t * @@ -568,7 +544,7 @@ connection_is_reading(connection_t *conn) } /** Check whether <b>conn</b> is correct in having (or not having) a - * read/write event (passed in <b>ev</b). On success, return 0. On failure, + * read/write event (passed in <b>ev</b>). On success, return 0. On failure, * log a warning and return -1. */ static int connection_check_event(connection_t *conn, struct event *ev) @@ -596,7 +572,8 @@ connection_check_event(connection_t *conn, struct event *ev) conn_type_to_string(conn->type), conn_state_to_string(conn->type, conn->state), (int)conn->s, (int)conn->linked, - (conn->type == CONN_TYPE_AP && TO_EDGE_CONN(conn)->is_dns_request), + (conn->type == CONN_TYPE_AP && + TO_EDGE_CONN(conn)->is_dns_request), conn->marked_for_close_file ? conn->marked_for_close_file : "-", conn->marked_for_close ); @@ -991,18 +968,6 @@ conn_close_if_marked(int i) * would make much more sense to react in * connection_handle_read_impl, or to just stop reading in * mark_and_flush */ -#if 0 -#define MARKED_READING_RATE 180 - static ratelim_t marked_read_lim = RATELIM_INIT(MARKED_READING_RATE); - char *m; - if ((m = rate_limit_log(&marked_read_lim, now))) { - log_warn(LD_BUG, "Marked connection (fd %d, type %s, state %s) " - "is still reading; that shouldn't happen.%s", - (int)conn->s, conn_type_to_string(conn->type), - conn_state_to_string(conn->type, conn->state), m); - tor_free(m); - } -#endif conn->read_blocked_on_bw = 1; connection_stop_reading(conn); } @@ -1085,12 +1050,12 @@ directory_all_unreachable(time_t now) /** This function is called whenever we successfully pull down some new * network statuses or server descriptors. */ void -directory_info_has_arrived(time_t now, int from_cache) +directory_info_has_arrived(time_t now, int from_cache, int suppress_logs) { const or_options_t *options = get_options(); if (!router_have_minimum_dir_info()) { - int quiet = from_cache || + int quiet = suppress_logs || from_cache || directory_too_idle_to_fetch_descriptors(options, now); tor_log(quiet ? LOG_INFO : LOG_NOTICE, LD_DIR, "I learned some more directory information, but not enough to " @@ -1274,39 +1239,85 @@ get_signewnym_epoch(void) return newnym_epoch; } -typedef struct { - time_t last_rotated_x509_certificate; - time_t check_v3_certificate; - time_t check_listeners; - time_t download_networkstatus; - time_t try_getting_descriptors; - time_t reset_descriptor_failures; - time_t add_entropy; - time_t write_bridge_status_file; - time_t downrate_stability; - time_t save_stability; - time_t clean_caches; - time_t recheck_bandwidth; - time_t check_for_expired_networkstatus; - time_t write_stats_files; - time_t write_bridge_stats; - time_t check_port_forwarding; - time_t launch_reachability_tests; - time_t retry_dns_init; - time_t next_heartbeat; - time_t check_descriptor; - /** When do we next launch DNS wildcarding checks? */ - time_t check_for_correct_dns; - /** When do we next make sure our Ed25519 keys aren't about to expire? */ - time_t check_ed_keys; - -} time_to_t; - -static time_to_t time_to = { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +/** True iff we have initialized all the members of <b>periodic_events</b>. + * Used to prevent double-initialization. */ +static int periodic_events_initialized = 0; + +/* Declare all the timer callback functions... */ +#undef CALLBACK +#define CALLBACK(name) \ + static int name ## _callback(time_t, const or_options_t *) +CALLBACK(rotate_onion_key); +CALLBACK(check_ed_keys); +CALLBACK(launch_descriptor_fetches); +CALLBACK(reset_descriptor_failures); +CALLBACK(rotate_x509_certificate); +CALLBACK(add_entropy); +CALLBACK(launch_reachability_tests); +CALLBACK(downrate_stability); +CALLBACK(save_stability); +CALLBACK(check_authority_cert); +CALLBACK(check_expired_networkstatus); +CALLBACK(write_stats_file); +CALLBACK(record_bridge_stats); +CALLBACK(clean_caches); +CALLBACK(rend_cache_failure_clean); +CALLBACK(retry_dns); +CALLBACK(check_descriptor); +CALLBACK(check_for_reachability_bw); +CALLBACK(fetch_networkstatus); +CALLBACK(retry_listeners); +CALLBACK(expire_old_ciruits_serverside); +CALLBACK(check_dns_honesty); +CALLBACK(write_bridge_ns); +CALLBACK(check_fw_helper_app); +CALLBACK(heartbeat); + +#undef CALLBACK + +/* Now we declare an array of periodic_event_item_t for each periodic event */ +#define CALLBACK(name) PERIODIC_EVENT(name) + +static periodic_event_item_t periodic_events[] = { + CALLBACK(rotate_onion_key), + CALLBACK(check_ed_keys), + CALLBACK(launch_descriptor_fetches), + CALLBACK(reset_descriptor_failures), + CALLBACK(rotate_x509_certificate), + CALLBACK(add_entropy), + CALLBACK(launch_reachability_tests), + CALLBACK(downrate_stability), + CALLBACK(save_stability), + CALLBACK(check_authority_cert), + CALLBACK(check_expired_networkstatus), + CALLBACK(write_stats_file), + CALLBACK(record_bridge_stats), + CALLBACK(clean_caches), + CALLBACK(rend_cache_failure_clean), + CALLBACK(retry_dns), + CALLBACK(check_descriptor), + CALLBACK(check_for_reachability_bw), + CALLBACK(fetch_networkstatus), + CALLBACK(retry_listeners), + CALLBACK(expire_old_ciruits_serverside), + CALLBACK(check_dns_honesty), + CALLBACK(write_bridge_ns), + CALLBACK(check_fw_helper_app), + CALLBACK(heartbeat), + END_OF_PERIODIC_EVENTS }; - -/** Reset all the time_to's so we'll do all our actions again as if we +#undef CALLBACK + +/* These are pointers to members of periodic_events[] that are used to + * implement particular callbacks. We keep them separate here so that we + * can access them by name. We also keep them inside periodic_events[] + * so that we can implement "reset all timers" in a reasonable way. */ +static periodic_event_item_t *check_descriptor_event=NULL; +static periodic_event_item_t *fetch_networkstatus_event=NULL; +static periodic_event_item_t *launch_descriptor_fetches_event=NULL; +static periodic_event_item_t *check_dns_honesty_event=NULL; + +/** Reset all the periodic events so we'll do all our actions again as if we * just started up. * Useful if our clock just moved back a long time from the future, * so we don't wait until that future arrives again before acting. @@ -1314,7 +1325,77 @@ static time_to_t time_to = { void reset_all_main_loop_timers(void) { - memset(&time_to, 0, sizeof(time_to)); + int i; + for (i = 0; periodic_events[i].name; ++i) { + periodic_event_reschedule(&periodic_events[i]); + } +} + +/** Return the member of periodic_events[] whose name is <b>name</b>. + * Return NULL if no such event is found. + */ +static periodic_event_item_t * +find_periodic_event(const char *name) +{ + int i; + for (i = 0; periodic_events[i].name; ++i) { + if (strcmp(name, periodic_events[i].name) == 0) + return &periodic_events[i]; + } + return NULL; +} + +/** Helper, run one second after setup: + * Initializes all members of periodic_events and starts them running. + * + * (We do this one second after setup for backward-compatibility reasons; + * it might not actually be necessary.) */ +static void +initialize_periodic_events_cb(evutil_socket_t fd, short events, void *data) +{ + (void) fd; + (void) events; + (void) data; + int i; + for (i = 0; periodic_events[i].name; ++i) { + periodic_event_launch(&periodic_events[i]); + } +} + +/** Set up all the members of periodic_events[], and configure them all to be + * launched from a callback. */ +STATIC void +initialize_periodic_events(void) +{ + tor_assert(periodic_events_initialized == 0); + periodic_events_initialized = 1; + + int i; + for (i = 0; periodic_events[i].name; ++i) { + periodic_event_setup(&periodic_events[i]); + } + +#define NAMED_CALLBACK(name) \ + STMT_BEGIN name ## _event = find_periodic_event( #name ); STMT_END + + NAMED_CALLBACK(check_descriptor); + NAMED_CALLBACK(fetch_networkstatus); + NAMED_CALLBACK(launch_descriptor_fetches); + NAMED_CALLBACK(check_dns_honesty); + + struct timeval one_second = { 1, 0 }; + event_base_once(tor_libevent_get_base(), -1, EV_TIMEOUT, + initialize_periodic_events_cb, NULL, + &one_second); +} + +STATIC void +teardown_periodic_events(void) +{ + int i; + for (i = 0; periodic_events[i].name; ++i) { + periodic_event_destroy(&periodic_events[i]); + } } /** @@ -1325,7 +1406,8 @@ reset_all_main_loop_timers(void) void reschedule_descriptor_update_check(void) { - time_to.check_descriptor = 0; + tor_assert(check_descriptor_event); + periodic_event_reschedule(check_descriptor_event); } /** @@ -1335,8 +1417,34 @@ reschedule_descriptor_update_check(void) void reschedule_directory_downloads(void) { - time_to.download_networkstatus = 0; - time_to.try_getting_descriptors = 0; + tor_assert(fetch_networkstatus_event); + tor_assert(launch_descriptor_fetches_event); + + periodic_event_reschedule(fetch_networkstatus_event); + periodic_event_reschedule(launch_descriptor_fetches_event); +} + +#define LONGEST_TIMER_PERIOD (30 * 86400) +/** Helper: Return the number of seconds between <b>now</b> and <b>next</b>, + * clipped to the range [1 second, LONGEST_TIMER_PERIOD]. */ +static inline int +safe_timer_diff(time_t now, time_t next) +{ + if (next > now) { + /* There were no computers at signed TIME_MIN (1902 on 32-bit systems), + * and nothing that could run Tor. It's a bug if 'next' is around then. + * On 64-bit systems with signed TIME_MIN, TIME_MIN is before the Big + * Bang. We cannot extrapolate past a singularity, but there was probably + * nothing that could run Tor then, either. + **/ + tor_assert(next > TIME_MIN + LONGEST_TIMER_PERIOD); + + if (next - LONGEST_TIMER_PERIOD > now) + return LONGEST_TIMER_PERIOD; + return (int)(next - now); + } else { + return 1; + } } /** Perform regular maintenance tasks. This function gets run once per @@ -1345,13 +1453,8 @@ reschedule_directory_downloads(void) static void run_scheduled_events(time_t now) { - static int should_init_bridge_stats = 1; const or_options_t *options = get_options(); - int is_server = server_mode(options); - int i; - int have_dir_info; - /* 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. @@ -1369,12 +1472,98 @@ 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 +rotate_onion_key_callback(time_t now, const or_options_t *options) +{ /* 1a. Every MIN_ONION_KEY_LIFETIME seconds, rotate the onion keys, * shut down and restart all cpuworkers, and update the directory if * necessary. */ - if (is_server && - get_onion_key_set_at()+MIN_ONION_KEY_LIFETIME < now) { + if (server_mode(options)) { + time_t rotation_time = get_onion_key_set_at()+MIN_ONION_KEY_LIFETIME; + if (rotation_time > now) { + return safe_timer_diff(now, rotation_time); + } + log_info(LD_GENERAL,"Rotating onion key."); rotate_onion_key(); cpuworkers_rotate_keyinfo(); @@ -1383,9 +1572,15 @@ run_scheduled_events(time_t now) } if (advertised_server_mode() && !options->DisableNetwork) router_upload_dir_desc_to_dirservers(0); + return MIN_ONION_KEY_LIFETIME; } + return PERIODIC_EVENT_NO_UPDATE; +} - if (is_server && time_to.check_ed_keys < now) { +static int +check_ed_keys_callback(time_t now, const or_options_t *options) +{ + if (server_mode(options)) { if (should_make_new_ed_keys(options, now)) { if (load_ed_keys(options, now) < 0 || generate_ed_link_cert(options, now)) { @@ -1394,199 +1589,255 @@ run_scheduled_events(time_t now) exit(0); } } - time_to.check_ed_keys = now + 30; + return 30; } + return PERIODIC_EVENT_NO_UPDATE; +} - if (!should_delay_dir_fetches(options, NULL) && - time_to.try_getting_descriptors < now) { - update_all_descriptor_downloads(now); - update_extrainfo_downloads(now); - if (router_have_minimum_dir_info()) - time_to.try_getting_descriptors = now + LAZY_DESCRIPTOR_RETRY_INTERVAL; - else - time_to.try_getting_descriptors = now + GREEDY_DESCRIPTOR_RETRY_INTERVAL; - } +static int +launch_descriptor_fetches_callback(time_t now, const or_options_t *options) +{ + if (should_delay_dir_fetches(options, NULL)) + return PERIODIC_EVENT_NO_UPDATE; - if (time_to.reset_descriptor_failures < now) { - router_reset_descriptor_download_failures(); - time_to.reset_descriptor_failures = - now + DESCRIPTOR_FAILURE_RESET_INTERVAL; - } + update_all_descriptor_downloads(now); + update_extrainfo_downloads(now); + if (router_have_minimum_dir_info()) + return LAZY_DESCRIPTOR_RETRY_INTERVAL; + else + return GREEDY_DESCRIPTOR_RETRY_INTERVAL; +} - if (options->UseBridges && !options->DisableNetwork) - fetch_bridge_descriptors(options, now); +static int +reset_descriptor_failures_callback(time_t now, const or_options_t *options) +{ + (void)now; + (void)options; + router_reset_descriptor_download_failures(); + return DESCRIPTOR_FAILURE_RESET_INTERVAL; +} + +static int +rotate_x509_certificate_callback(time_t now, const or_options_t *options) +{ + static int first = 1; + (void)now; + (void)options; + if (first) { + first = 0; + return MAX_SSL_KEY_LIFETIME_INTERNAL; + } /* 1b. Every MAX_SSL_KEY_LIFETIME_INTERNAL seconds, we change our * TLS context. */ - if (!time_to.last_rotated_x509_certificate) - time_to.last_rotated_x509_certificate = now; - if (time_to.last_rotated_x509_certificate + - MAX_SSL_KEY_LIFETIME_INTERNAL < now) { - log_info(LD_GENERAL,"Rotating tls context."); - if (router_initialize_tls_context() < 0) { - log_warn(LD_BUG, "Error reinitializing TLS context"); - /* XXX is it a bug here, that we just keep going? -RD */ - } - time_to.last_rotated_x509_certificate = now; - /* We also make sure to rotate the TLS connections themselves if they've - * been up for too long -- but that's done via is_bad_for_new_circs in - * connection_run_housekeeping() above. */ + log_info(LD_GENERAL,"Rotating tls context."); + if (router_initialize_tls_context() < 0) { + log_warn(LD_BUG, "Error reinitializing TLS context"); + tor_assert(0); } - if (time_to.add_entropy < now) { - if (time_to.add_entropy) { - /* We already seeded once, so don't die on failure. */ - crypto_seed_rng(); - } -/** How often do we add more entropy to OpenSSL's RNG pool? */ -#define ENTROPY_INTERVAL (60*60) - time_to.add_entropy = now + ENTROPY_INTERVAL; + /* We also make sure to rotate the TLS connections themselves if they've + * been up for too long -- but that's done via is_bad_for_new_circs in + * run_connection_housekeeping() above. */ + return MAX_SSL_KEY_LIFETIME_INTERNAL; +} + +static int +add_entropy_callback(time_t now, const or_options_t *options) +{ + (void)now; + (void)options; + /* We already seeded once, so don't die on failure. */ + if (crypto_seed_rng() < 0) { + log_warn(LD_GENERAL, "Tried to re-seed RNG, but failed. We already " + "seeded once, though, so we won't exit here."); } - /* 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); + /** How often do we add more entropy to OpenSSL's RNG pool? */ +#define ENTROPY_INTERVAL (60*60) + return ENTROPY_INTERVAL; +} - if (time_to.launch_reachability_tests < now && - (authdir_mode_tests_reachability(options)) && - !net_is_disabled()) { - time_to.launch_reachability_tests = now + REACHABILITY_TEST_INTERVAL; +static int +launch_reachability_tests_callback(time_t now, const or_options_t *options) +{ + if (authdir_mode_tests_reachability(options) && + !net_is_disabled()) { /* try to determine reachability of the other Tor relays */ dirserv_test_reachability(now); } + return REACHABILITY_TEST_INTERVAL; +} +static int +downrate_stability_callback(time_t now, const or_options_t *options) +{ + (void)options; /* 1d. Periodically, we discount older stability information so that new * stability info counts more, and save the stability information to disk as * appropriate. */ - if (time_to.downrate_stability < now) - time_to.downrate_stability = rep_hist_downrate_old_runs(now); + time_t next = rep_hist_downrate_old_runs(now); + return safe_timer_diff(now, next); +} + +static int +save_stability_callback(time_t now, const or_options_t *options) +{ if (authdir_mode_tests_reachability(options)) { - if (time_to.save_stability < now) { - if (time_to.save_stability && rep_hist_record_mtbf_data(now, 1)<0) { - log_warn(LD_GENERAL, "Couldn't store mtbf data."); - } -#define SAVE_STABILITY_INTERVAL (30*60) - time_to.save_stability = now + SAVE_STABILITY_INTERVAL; + if (rep_hist_record_mtbf_data(now, 1)<0) { + log_warn(LD_GENERAL, "Couldn't store mtbf data."); } } +#define SAVE_STABILITY_INTERVAL (30*60) + return SAVE_STABILITY_INTERVAL; +} +static int +check_authority_cert_callback(time_t now, const or_options_t *options) +{ + (void)now; + (void)options; /* 1e. Periodically, if we're a v3 authority, we check whether our cert is * close to expiring and warn the admin if it is. */ - if (time_to.check_v3_certificate < now) { - v3_authority_check_key_expiry(); + v3_authority_check_key_expiry(); #define CHECK_V3_CERTIFICATE_INTERVAL (5*60) - time_to.check_v3_certificate = now + CHECK_V3_CERTIFICATE_INTERVAL; - } + return CHECK_V3_CERTIFICATE_INTERVAL; +} +static int +check_expired_networkstatus_callback(time_t now, const or_options_t *options) +{ + (void)options; /* 1f. Check whether our networkstatus has expired. */ - if (time_to.check_for_expired_networkstatus < now) { - networkstatus_t *ns = networkstatus_get_latest_consensus(); - /*XXXX RD: This value needs to be the same as REASONABLY_LIVE_TIME in - * networkstatus_get_reasonably_live_consensus(), but that value is way - * way too high. Arma: is the bridge issue there resolved yet? -NM */ + networkstatus_t *ns = networkstatus_get_latest_consensus(); + /*XXXX RD: This value needs to be the same as REASONABLY_LIVE_TIME in + * networkstatus_get_reasonably_live_consensus(), but that value is way + * way too high. Arma: is the bridge issue there resolved yet? -NM */ #define NS_EXPIRY_SLOP (24*60*60) - if (ns && ns->valid_until < now+NS_EXPIRY_SLOP && - router_have_minimum_dir_info()) { - router_dir_info_changed(); - } -#define CHECK_EXPIRED_NS_INTERVAL (2*60) - time_to.check_for_expired_networkstatus = now + CHECK_EXPIRED_NS_INTERVAL; + if (ns && ns->valid_until < now+NS_EXPIRY_SLOP && + router_have_minimum_dir_info()) { + router_dir_info_changed(); } +#define CHECK_EXPIRED_NS_INTERVAL (2*60) + return CHECK_EXPIRED_NS_INTERVAL; +} +static int +write_stats_file_callback(time_t now, const or_options_t *options) +{ /* 1g. Check whether we should write statistics to disk. */ - if (time_to.write_stats_files < now) { #define CHECK_WRITE_STATS_INTERVAL (60*60) - time_t next_time_to_write_stats_files = (time_to.write_stats_files > 0 ? - time_to.write_stats_files : now) + CHECK_WRITE_STATS_INTERVAL; - if (options->CellStatistics) { - time_t next_write = - rep_hist_buffer_stats_write(time_to.write_stats_files); - if (next_write && next_write < next_time_to_write_stats_files) - next_time_to_write_stats_files = next_write; - } - if (options->DirReqStatistics) { - time_t next_write = geoip_dirreq_stats_write(time_to.write_stats_files); - if (next_write && next_write < next_time_to_write_stats_files) - next_time_to_write_stats_files = next_write; - } - if (options->EntryStatistics) { - time_t next_write = geoip_entry_stats_write(time_to.write_stats_files); - if (next_write && next_write < next_time_to_write_stats_files) - next_time_to_write_stats_files = next_write; - } - if (options->HiddenServiceStatistics) { - time_t next_write = rep_hist_hs_stats_write(time_to.write_stats_files); - if (next_write && next_write < next_time_to_write_stats_files) - next_time_to_write_stats_files = next_write; - } - if (options->ExitPortStatistics) { - time_t next_write = rep_hist_exit_stats_write(time_to.write_stats_files); - if (next_write && next_write < next_time_to_write_stats_files) - next_time_to_write_stats_files = next_write; - } - if (options->ConnDirectionStatistics) { - time_t next_write = rep_hist_conn_stats_write(time_to.write_stats_files); - if (next_write && next_write < next_time_to_write_stats_files) - next_time_to_write_stats_files = next_write; - } - if (options->BridgeAuthoritativeDir) { - time_t next_write = rep_hist_desc_stats_write(time_to.write_stats_files); - if (next_write && next_write < next_time_to_write_stats_files) - next_time_to_write_stats_files = next_write; - } - time_to.write_stats_files = next_time_to_write_stats_files; + time_t next_time_to_write_stats_files = now + CHECK_WRITE_STATS_INTERVAL; + if (options->CellStatistics) { + time_t next_write = + rep_hist_buffer_stats_write(now); + if (next_write && next_write < next_time_to_write_stats_files) + next_time_to_write_stats_files = next_write; + } + if (options->DirReqStatistics) { + time_t next_write = geoip_dirreq_stats_write(now); + if (next_write && next_write < next_time_to_write_stats_files) + next_time_to_write_stats_files = next_write; + } + if (options->EntryStatistics) { + time_t next_write = geoip_entry_stats_write(now); + if (next_write && next_write < next_time_to_write_stats_files) + next_time_to_write_stats_files = next_write; + } + if (options->HiddenServiceStatistics) { + time_t next_write = rep_hist_hs_stats_write(now); + if (next_write && next_write < next_time_to_write_stats_files) + next_time_to_write_stats_files = next_write; + } + if (options->ExitPortStatistics) { + time_t next_write = rep_hist_exit_stats_write(now); + if (next_write && next_write < next_time_to_write_stats_files) + next_time_to_write_stats_files = next_write; } + if (options->ConnDirectionStatistics) { + time_t next_write = rep_hist_conn_stats_write(now); + if (next_write && next_write < next_time_to_write_stats_files) + next_time_to_write_stats_files = next_write; + } + if (options->BridgeAuthoritativeDir) { + time_t next_write = rep_hist_desc_stats_write(now); + if (next_write && next_write < next_time_to_write_stats_files) + next_time_to_write_stats_files = next_write; + } + + return safe_timer_diff(now, next_time_to_write_stats_files); +} + +static int +record_bridge_stats_callback(time_t now, const or_options_t *options) +{ + static int should_init_bridge_stats = 1; /* 1h. Check whether we should write bridge statistics to disk. */ if (should_record_bridge_info(options)) { - if (time_to.write_bridge_stats < now) { - if (should_init_bridge_stats) { - /* (Re-)initialize bridge statistics. */ + if (should_init_bridge_stats) { + /* (Re-)initialize bridge statistics. */ geoip_bridge_stats_init(now); - time_to.write_bridge_stats = now + WRITE_STATS_INTERVAL; should_init_bridge_stats = 0; - } else { - /* Possibly write bridge statistics to disk and ask when to write - * them next time. */ - time_to.write_bridge_stats = geoip_bridge_stats_write( - time_to.write_bridge_stats); - } + return WRITE_STATS_INTERVAL; + } else { + /* Possibly write bridge statistics to disk and ask when to write + * them next time. */ + time_t next = geoip_bridge_stats_write(now); + return safe_timer_diff(now, next); } } else if (!should_init_bridge_stats) { /* Bridge mode was turned off. Ensure that stats are re-initialized * next time bridge mode is turned on. */ should_init_bridge_stats = 1; } + return PERIODIC_EVENT_NO_UPDATE; +} +static int +clean_caches_callback(time_t now, const or_options_t *options) +{ /* Remove old information from rephist and the rend cache. */ - if (time_to.clean_caches < now) { - rep_history_clean(now - options->RephistTrackTime); - rend_cache_clean(now); - rend_cache_clean_v2_descs_as_dir(now, 0); - microdesc_cache_rebuild(NULL, 0); + rep_history_clean(now - options->RephistTrackTime); + rend_cache_clean(now, REND_CACHE_TYPE_CLIENT); + rend_cache_clean(now, REND_CACHE_TYPE_SERVICE); + rend_cache_clean_v2_descs_as_dir(now, 0); + microdesc_cache_rebuild(NULL, 0); #define CLEAN_CACHES_INTERVAL (30*60) - time_to.clean_caches = now + CLEAN_CACHES_INTERVAL; - } + return CLEAN_CACHES_INTERVAL; +} + +static int +rend_cache_failure_clean_callback(time_t now, const or_options_t *options) +{ + (void)options; /* We don't keep entries that are more than five minutes old so we try to * 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 30; +} +static int +retry_dns_callback(time_t now, const or_options_t *options) +{ + (void)now; #define RETRY_DNS_INTERVAL (10*60) /* If we're a server and initializing dns failed, retry periodically. */ - if (time_to.retry_dns_init < now) { - time_to.retry_dns_init = now + RETRY_DNS_INTERVAL; - if (is_server && has_dns_init_failed()) - dns_init(); - } + if (server_mode(options) && has_dns_init_failed()) + dns_init(); + return RETRY_DNS_INTERVAL; +} /* 2. Periodically, we consider force-uploading our descriptor * (if we've passed our internal checks). */ +static int +check_descriptor_callback(time_t now, const or_options_t *options) +{ /** How often do we check whether part of our router info has changed in a * way that would require an upload? That includes checking whether our IP * address has changed. */ @@ -1594,185 +1845,184 @@ run_scheduled_events(time_t now) /* 2b. Once per minute, regenerate and upload the descriptor if the old * one is inaccurate. */ - if (time_to.check_descriptor < now && !options->DisableNetwork) { - static int dirport_reachability_count = 0; - time_to.check_descriptor = now + CHECK_DESCRIPTOR_INTERVAL; + if (!options->DisableNetwork) { check_descriptor_bandwidth_changed(now); check_descriptor_ipaddress_changed(now); mark_my_descriptor_dirty_if_too_old(now); consider_publishable_server(0); - /* also, check religiously for reachability, if it's within the first - * 20 minutes of our uptime. */ - if (is_server && - (have_completed_a_circuit() || !any_predicted_circuits(now)) && - !we_are_hibernating()) { - if (stats_n_seconds_working < TIMEOUT_UNTIL_UNREACHABILITY_COMPLAINT) { - consider_testing_reachability(1, dirport_reachability_count==0); - if (++dirport_reachability_count > 5) - dirport_reachability_count = 0; - } else if (time_to.recheck_bandwidth < now) { - /* If we haven't checked for 12 hours and our bandwidth estimate is - * low, do another bandwidth test. This is especially important for - * bridges, since they might go long periods without much use. */ - const routerinfo_t *me = router_get_my_routerinfo(); - if (time_to.recheck_bandwidth && me && - me->bandwidthcapacity < me->bandwidthrate && - me->bandwidthcapacity < 51200) { - reset_bandwidth_test(); - } -#define BANDWIDTH_RECHECK_INTERVAL (12*60*60) - time_to.recheck_bandwidth = now + BANDWIDTH_RECHECK_INTERVAL; - } - } - /* If any networkstatus documents are no longer recent, we need to * update all the descriptors' running status. */ /* Remove dead routers. */ + /* XXXX This doesn't belong here, but it was here in the pre- + * XXXX refactoring code. */ routerlist_remove_old_routers(); } - /* 2c. Every minute (or every second if TestingTorNetwork), check - * whether we want to download any networkstatus documents. */ + return CHECK_DESCRIPTOR_INTERVAL; +} -/* How often do we check whether we should download network status - * documents? */ -#define networkstatus_dl_check_interval(o) ((o)->TestingTorNetwork ? 1 : 60) +static int +check_for_reachability_bw_callback(time_t now, const or_options_t *options) +{ + /* XXXX This whole thing was stuck in the middle of what is now + * XXXX check_descriptor_callback. I'm not sure it's right. */ - if (!should_delay_dir_fetches(options, NULL) && - time_to.download_networkstatus < now) { - time_to.download_networkstatus = - now + networkstatus_dl_check_interval(options); - update_networkstatus_downloads(now); + static int dirport_reachability_count = 0; + /* also, check religiously for reachability, if it's within the first + * 20 minutes of our uptime. */ + if (server_mode(options) && + (have_completed_a_circuit() || !any_predicted_circuits(now)) && + !we_are_hibernating()) { + if (stats_n_seconds_working < TIMEOUT_UNTIL_UNREACHABILITY_COMPLAINT) { + consider_testing_reachability(1, dirport_reachability_count==0); + if (++dirport_reachability_count > 5) + dirport_reachability_count = 0; + return 1; + } else { + /* If we haven't checked for 12 hours and our bandwidth estimate is + * low, do another bandwidth test. This is especially important for + * bridges, since they might go long periods without much use. */ + const routerinfo_t *me = router_get_my_routerinfo(); + static int first_time = 1; + if (!first_time && me && + me->bandwidthcapacity < me->bandwidthrate && + me->bandwidthcapacity < 51200) { + reset_bandwidth_test(); + } + first_time = 0; +#define BANDWIDTH_RECHECK_INTERVAL (12*60*60) + return BANDWIDTH_RECHECK_INTERVAL; + } } + return CHECK_DESCRIPTOR_INTERVAL; +} - /* 2c. Let directory voting happen. */ - if (authdir_mode_v3(options)) - dirvote_act(options, now); +static int +fetch_networkstatus_callback(time_t now, const or_options_t *options) +{ + /* 2c. Every minute (or every second if TestingTorNetwork, or during + * client bootstrap), check whether we want to download any networkstatus + * documents. */ - /* 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(); + /* How often do we check whether we should download network status + * documents? */ + const int we_are_bootstrapping = networkstatus_consensus_is_bootstrapping( + now); + const int prefer_mirrors = !directory_fetches_from_authorities( + get_options()); + int networkstatus_dl_check_interval = 60; + /* check more often when testing, or when bootstrapping from mirrors + * (connection limits prevent too many connections being made) */ + if (options->TestingTorNetwork + || (we_are_bootstrapping && prefer_mirrors)) { + networkstatus_dl_check_interval = 1; + } - /* 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(); + if (should_delay_dir_fetches(options, NULL)) + return PERIODIC_EVENT_NO_UPDATE; - /* 3c. And expire connections that we've held open for too long. - */ - connection_expire_held_open(); + update_networkstatus_downloads(now); + return networkstatus_dl_check_interval; +} +static int +retry_listeners_callback(time_t now, const or_options_t *options) +{ + (void)now; + (void)options; /* 3d. And every 60 seconds, we relaunch listeners if any died. */ - if (!net_is_disabled() && time_to.check_listeners < now) { + if (!net_is_disabled()) { retry_all_listeners(NULL, NULL, 0); - time_to.check_listeners = now+60; + return 60; } + return PERIODIC_EVENT_NO_UPDATE; +} - /* 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. - */ - 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); - } - - /* every 10 seconds, but not at the same second as other such events */ - if (now % 10 == 5) - circuit_expire_old_circuits_serverside(now); - - /* 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(); +static int +expire_old_ciruits_serverside_callback(time_t now, const or_options_t *options) +{ + (void)options; + /* every 11 seconds, so not usually the same second as other such events */ + circuit_expire_old_circuits_serverside(now); + return 11; +} +static int +check_dns_honesty_callback(time_t now, const or_options_t *options) +{ + (void)now; /* 9. and if we're an exit node, check whether our DNS is telling stories * to us. */ - if (!net_is_disabled() && - public_server_mode(options) && - time_to.check_for_correct_dns < now && - ! router_my_exit_policy_is_reject_star()) { - if (!time_to.check_for_correct_dns) { - time_to.check_for_correct_dns = - crypto_rand_time_range(now + 60, now + 180); - } else { - dns_launch_correctness_checks(); - time_to.check_for_correct_dns = now + 12*3600 + - crypto_rand_int(12*3600); - } + if (net_is_disabled() || + ! public_server_mode(options) || + router_my_exit_policy_is_reject_star()) + return PERIODIC_EVENT_NO_UPDATE; + + static int first_time = 1; + if (first_time) { + /* Don't launch right when we start */ + first_time = 0; + return crypto_rand_int_range(60, 180); } + dns_launch_correctness_checks(); + return 12*3600 + crypto_rand_int(12*3600); +} + +static int +write_bridge_ns_callback(time_t now, const or_options_t *options) +{ /* 10. write bridge networkstatus file to disk */ - if (options->BridgeAuthoritativeDir && - time_to.write_bridge_status_file < now) { + if (options->BridgeAuthoritativeDir) { networkstatus_dump_bridge_status_to_file(now); #define BRIDGE_STATUSFILE_INTERVAL (30*60) - time_to.write_bridge_status_file = now+BRIDGE_STATUSFILE_INTERVAL; + return BRIDGE_STATUSFILE_INTERVAL; } + return PERIODIC_EVENT_NO_UPDATE; +} +static int +check_fw_helper_app_callback(time_t now, const or_options_t *options) +{ + if (net_is_disabled() || + ! server_mode(options) || + ! options->PortForwarding) { + return PERIODIC_EVENT_NO_UPDATE; + } /* 11. check the port forwarding app */ - if (!net_is_disabled() && - time_to.check_port_forwarding < now && - options->PortForwarding && - is_server) { + #define PORT_FORWARDING_CHECK_INTERVAL 5 - smartlist_t *ports_to_forward = get_list_of_ports_to_forward(); - if (ports_to_forward) { - tor_check_port_forwarding(options->PortForwardingHelper, - ports_to_forward, - now); - - SMARTLIST_FOREACH(ports_to_forward, char *, cp, tor_free(cp)); - smartlist_free(ports_to_forward); - } - time_to.check_port_forwarding = now+PORT_FORWARDING_CHECK_INTERVAL; + smartlist_t *ports_to_forward = get_list_of_ports_to_forward(); + if (ports_to_forward) { + tor_check_port_forwarding(options->PortForwardingHelper, + ports_to_forward, + now); + + SMARTLIST_FOREACH(ports_to_forward, char *, cp, tor_free(cp)); + smartlist_free(ports_to_forward); } + return PORT_FORWARDING_CHECK_INTERVAL; +} - /* 11b. check pending unconfigured managed proxies */ - if (!net_is_disabled() && pt_proxies_configuration_pending()) - pt_configure_remaining_proxies(); +/** Callback to write heartbeat message in the logs. */ +static int +heartbeat_callback(time_t now, const or_options_t *options) +{ + static int first = 1; - /* 12. write the heartbeat message */ - if (options->HeartbeatPeriod && - time_to.next_heartbeat <= now) { - if (time_to.next_heartbeat) /* don't log the first heartbeat */ - log_heartbeat(now); - time_to.next_heartbeat = now+options->HeartbeatPeriod; + /* Check if heartbeat is disabled */ + if (!options->HeartbeatPeriod) { + return PERIODIC_EVENT_NO_UPDATE; } + + /* Write the heartbeat message */ + if (first) { + first = 0; /* Skip the first one. */ + } else { + log_heartbeat(now); + } + + return options->HeartbeatPeriod; } /** Timer: used to invoke second_elapsed_callback() once per second. */ @@ -1839,7 +2089,7 @@ second_elapsed_callback(periodic_timer_t *timer, void *arg) TIMEOUT_UNTIL_UNREACHABILITY_COMPLAINT) { /* every 20 minutes, check and complain if necessary */ const routerinfo_t *me = router_get_my_routerinfo(); - if (me && !check_whether_orport_reachable()) { + if (me && !check_whether_orport_reachable(options)) { char *address = tor_dup_ip(me->addr); log_warn(LD_CONFIG,"Your server (%s:%d) has not managed to confirm that " "its ORPort is reachable. Relays do not publish descriptors " @@ -1852,7 +2102,7 @@ second_elapsed_callback(periodic_timer_t *timer, void *arg) tor_free(address); } - if (me && !check_whether_dirport_reachable()) { + if (me && !check_whether_dirport_reachable(options)) { char *address = tor_dup_ip(me->addr); log_warn(LD_CONFIG, "Your server (%s:%d) has not managed to confirm that its " @@ -1968,7 +2218,10 @@ got_libevent_error(void) void ip_address_changed(int at_interface) { - int server = server_mode(get_options()); + const or_options_t *options = get_options(); + int server = server_mode(options); + int exit_reject_private = (server && options->ExitRelay + && options->ExitPolicyRejectPrivate); if (at_interface) { if (! server) { @@ -1982,10 +2235,15 @@ ip_address_changed(int at_interface) reset_bandwidth_test(); stats_n_seconds_working = 0; router_reset_reachability(); - mark_my_descriptor_dirty("IP address changed"); } } + /* Exit relays incorporate interface addresses in their exit policies when + * ExitPolicyRejectPrivate is set */ + if (exit_reject_private || (server && !at_interface)) { + mark_my_descriptor_dirty("IP address changed"); + } + dns_servers_relaunch_checks(); } @@ -1996,7 +2254,10 @@ dns_servers_relaunch_checks(void) { if (server_mode(get_options())) { dns_reset_correctness_checks(); - time_to.check_for_correct_dns = 0; + if (periodic_events_initialized) { + tor_assert(check_dns_honesty_event); + periodic_event_reschedule(check_dns_honesty_event); + } } } @@ -2090,6 +2351,13 @@ do_main_loop(void) { time_t now; + /* initialize the periodic events first, so that code that depends on the + * events being present does not assert. + */ + if (! periodic_events_initialized) { + initialize_periodic_events(); + } + /* initialize dns resolve map, spawn workers if needed */ if (dns_init() < 0) { if (get_options()->ServerDNSAllowBrokenConfig) @@ -2172,7 +2440,7 @@ do_main_loop(void) * appropriate.) */ now = time(NULL); - directory_info_has_arrived(now, 1); + directory_info_has_arrived(now, 1, 0); if (server_mode(get_options())) { /* launch cpuworkers. Need to do this *after* we've read the onion key. */ @@ -2300,6 +2568,11 @@ run_main_loop_once(void) } } + /* This will be pretty fast if nothing new is pending. Note that this gets + * called once per libevent loop, which will make it happen once per group + * of events that fire, or once per second. */ + connection_ap_attach_pending(0); + return 1; } @@ -2874,8 +3147,8 @@ tor_free_all(int postfork) channel_tls_free_all(); channel_free_all(); connection_free_all(); + connection_edge_free_all(); scheduler_free_all(); - memarea_clear_freelist(); nodelist_free_all(); microdesc_free_all(); ext_orport_free_all(); @@ -2900,6 +3173,7 @@ tor_free_all(int postfork) smartlist_free(closeable_connection_lst); smartlist_free(active_linked_connection_lst); periodic_timer_free(second_timer); + teardown_periodic_events(); #ifndef USE_BUFFEREVENTS periodic_timer_free(refill_timer); #endif @@ -2966,6 +3240,7 @@ do_list_fingerprint(void) char buf[FINGERPRINT_LEN+1]; crypto_pk_t *k; const char *nickname = get_options()->Nickname; + sandbox_disable_getaddrinfo_cache(); if (!server_mode(get_options())) { log_err(LD_GENERAL, "Clients don't have long-term identity keys. Exiting."); @@ -3039,6 +3314,13 @@ do_dump_config(void) static void init_addrinfo(void) { + if (! server_mode(get_options()) || + (get_options()->Address && strlen(get_options()->Address) > 0)) { + /* We don't need to seed our own hostname, because we won't be calling + * resolve_my_address on it. + */ + return; + } char hname[256]; // host name to sandbox @@ -3075,6 +3357,8 @@ sandbox_init_filter(void) OPEN_DATADIR2(name, name2 suffix); \ } while (0) + OPEN(options->DataDirectory); + OPEN_DATADIR("keys"); OPEN_DATADIR_SUFFIX("cached-certs", ".tmp"); OPEN_DATADIR_SUFFIX("cached-consensus", ".tmp"); OPEN_DATADIR_SUFFIX("unverified-consensus", ".tmp"); @@ -3200,6 +3484,20 @@ sandbox_init_filter(void) } } + SMARTLIST_FOREACH_BEGIN(get_configured_ports(), port_cfg_t *, port) { + if (!port->is_unix_addr) + continue; + /* When we open an AF_UNIX address, we want permission to open the + * directory that holds it. */ + char *dirname = tor_strdup(port->unix_addr); + if (get_parent_directory(dirname) == 0) { + OPEN(dirname); + } + tor_free(dirname); + sandbox_cfg_allow_chmod_filename(&cfg, tor_strdup(port->unix_addr)); + sandbox_cfg_allow_chown_filename(&cfg, tor_strdup(port->unix_addr)); + } SMARTLIST_FOREACH_END(port); + if (options->DirPortFrontPage) { sandbox_cfg_allow_open_filename(&cfg, tor_strdup(options->DirPortFrontPage)); @@ -3232,6 +3530,7 @@ sandbox_init_filter(void) OPEN_DATADIR2_SUFFIX("stats", "exit-stats", ".tmp"); OPEN_DATADIR2_SUFFIX("stats", "buffer-stats", ".tmp"); OPEN_DATADIR2_SUFFIX("stats", "conn-stats", ".tmp"); + OPEN_DATADIR2_SUFFIX("stats", "hidserv-stats", ".tmp"); OPEN_DATADIR("approved-routers"); OPEN_DATADIR_SUFFIX("fingerprint", ".tmp"); @@ -3270,6 +3569,7 @@ sandbox_init_filter(void) get_datadir_fname2("keys", "secret_onion_key_ntor.old")); STAT_DATADIR("keys"); + OPEN_DATADIR("stats"); STAT_DATADIR("stats"); STAT_DATADIR2("stats", "dirreq-stats"); } |