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[or-cvs] Implement new (reduced-frequency) upload rules. arma, you s...
Update of /home/or/cvsroot/tor/src/or
In directory moria:/tmp/cvs-serv30882/src/or
Modified Files:
main.c or.h router.c
Log Message:
Implement new (reduced-frequency) upload rules. arma, you should review this.
Index: main.c
===================================================================
RCS file: /home/or/cvsroot/tor/src/or/main.c,v
retrieving revision 1.535
retrieving revision 1.536
diff -u -d -r1.535 -r1.536
--- main.c 15 Aug 2005 23:46:18 -0000 1.535
+++ main.c 22 Aug 2005 03:10:53 -0000 1.536
@@ -94,6 +94,7 @@
#define nt_service_is_stopped() (0)
#endif
+#define FORCE_REGENERATE_DESCRIPTOR_INTERVAL 24*60*60 /* 1 day. */
#define CHECK_DESCRIPTOR_INTERVAL 60 /* one minute */
#define BUF_SHRINK_INTERVAL 60 /* one minute */
#define TIMEOUT_UNTIL_UNREACHABILITY_COMPLAINT (20*60) /* 20 minutes */
@@ -720,10 +721,8 @@
}
if (time_to_force_upload_descriptor < now) {
- consider_publishable_server(now, 1);
-
+ /*XXXX this should go elsewhere. */
rend_cache_clean(); /* this should go elsewhere? */
-
time_to_force_upload_descriptor = now + options->DirPostPeriod;
}
@@ -731,6 +730,9 @@
* one is inaccurate. */
if (time_to_check_descriptor < now) {
time_to_check_descriptor = now + CHECK_DESCRIPTOR_INTERVAL;
+ check_descriptor_bandwidth_changed(now);
+ mark_my_descriptor_dirty_if_older_than(
+ now - FORCE_REGENERATE_DESCRIPTOR_INTERVAL);
consider_publishable_server(now, 0);
/* also, check religiously for reachability, if it's within the first
* 20 minutes of our uptime. */
Index: or.h
===================================================================
RCS file: /home/or/cvsroot/tor/src/or/or.h,v
retrieving revision 1.648
retrieving revision 1.649
diff -u -d -r1.648 -r1.649
--- or.h 22 Aug 2005 00:18:45 -0000 1.648
+++ or.h 22 Aug 2005 03:10:53 -0000 1.649
@@ -1904,7 +1904,9 @@
void router_retry_connections(void);
int router_is_clique_mode(routerinfo_t *router);
void router_upload_dir_desc_to_dirservers(int force);
+void mark_my_descriptor_dirty_if_older_than(time_t when);
void mark_my_descriptor_dirty(void);
+void check_descriptor_bandwidth_changed(time_t now);
int router_compare_to_my_exit_policy(connection_t *conn);
routerinfo_t *router_get_my_routerinfo(void);
const char *router_get_my_descriptor(void);
Index: router.c
===================================================================
RCS file: /home/or/cvsroot/tor/src/or/router.c,v
retrieving revision 1.186
retrieving revision 1.187
diff -u -d -r1.186 -r1.187
--- router.c 8 Aug 2005 21:58:48 -0000 1.186
+++ router.c 22 Aug 2005 03:10:53 -0000 1.187
@@ -443,6 +443,7 @@
log(LOG_NOTICE,"Your ORPort is reachable from the outside. Excellent.%s",
get_options()->NoPublish ? "" : " Publishing server descriptor.");
can_reach_or_port = 1;
+ mark_my_descriptor_dirty();
consider_publishable_server(time(NULL), 1);
}
}
@@ -554,7 +555,7 @@
{
if (decide_if_publishable_server(now)) {
set_server_advertised(1);
- if (router_rebuild_descriptor(force) == 0)
+ if (router_rebuild_descriptor(0) == 0)
router_upload_dir_desc_to_dirservers(force);
} else {
set_server_advertised(0);
@@ -612,8 +613,9 @@
/** My routerinfo. */
static routerinfo_t *desc_routerinfo = NULL;
-/** Boolean: do we need to regenerate the above? */
-static int desc_is_dirty = 1;
+/** Since when has our descriptor been "clean"? 0 if we need to regenerate it
+ * now. */
+static time_t desc_clean_since = 0;
/** Boolean: do we need to regenerate the above? */
static int desc_needs_upload = 0;
@@ -716,7 +718,7 @@
or_options_t *options = get_options();
char addrbuf[INET_NTOA_BUF_LEN];
- if (!desc_is_dirty && !force)
+ if (desc_clean_since && !force)
return 0;
if (resolve_my_address(options, &addr) < 0) {
@@ -770,16 +772,48 @@
routerinfo_free(desc_routerinfo);
desc_routerinfo = ri;
- desc_is_dirty = 0;
+ desc_clean_since = time(NULL);
desc_needs_upload = 1;
return 0;
}
+/** Mark descriptor out of date if it's older than <b>when</b> */
+void
+mark_my_descriptor_dirty_if_older_than(time_t when)
+{
+ if (desc_clean_since < when)
+ mark_my_descriptor_dirty();
+}
+
/** Call when the current descriptor is out of date. */
void
mark_my_descriptor_dirty(void)
{
- desc_is_dirty = 1;
+ desc_clean_since = 0;
+}
+
+#define MAX_BANDWIDTH_CHANGE_FREQ 45*60
+/** Check whether bandwidth has changed a lot since the last time we announced
+ * bandwidth. If so, mark our descriptor dirty.*/
+void
+check_descriptor_bandwidth_changed(time_t now)
+{
+ static time_t last_changed = 0;
+ uint64_t prev, cur;
+ if (!desc_routerinfo)
+ return;
+
+ prev = desc_routerinfo->bandwidthcapacity;
+ cur = we_are_hibernating() ? 0 : rep_hist_bandwidth_assess();
+ if ((prev != cur && (!prev || !cur)) ||
+ cur > prev*2 ||
+ cur < prev/2) {
+ if (last_changed+MAX_BANDWIDTH_CHANGE_FREQ < now) {
+ log_fn(LOG_INFO,"Measured bandwidth has changed; rebuilding descriptor.");
+ mark_my_descriptor_dirty();
+ last_changed = now;
+ }
+ }
}
/** Set <b>platform</b> (max length <b>len</b>) to a NUL-terminated short