log the reason for publishing a new relay descriptor

now we have a better chance of hunting down the root cause of bug 1810.
This commit is contained in:
Roger Dingledine 2011-05-19 23:36:20 -04:00
parent c13fb7feb1
commit b8ffb00cf1
6 changed files with 27 additions and 13 deletions

4
changes/bug3252 Normal file
View File

@ -0,0 +1,4 @@
o Minor features:
- Relays now log the reason for publishing a new relay descriptor,
so we have a better chance of hunting down the root cause of bug
1810. Resolves ticket 3252.

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@ -1459,7 +1459,7 @@ options_act(or_options_t *old_options)
*/
if (!old_options ||
options_transition_affects_descriptor(old_options, options))
mark_my_descriptor_dirty();
mark_my_descriptor_dirty("config change");
/* We may need to reschedule some directory stuff if our status changed. */
if (old_options) {

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@ -1295,14 +1295,17 @@ configure_nameservers(int force)
nameservers_configured = 1;
if (nameserver_config_failed) {
nameserver_config_failed = 0;
mark_my_descriptor_dirty();
/* XXX the three calls to republish the descriptor might be producing
* descriptors that are only cosmetically different, especially on
* non-exit relays! -RD */
mark_my_descriptor_dirty("dns resolvers back");
}
return 0;
err:
nameservers_configured = 0;
if (! nameserver_config_failed) {
nameserver_config_failed = 1;
mark_my_descriptor_dirty();
mark_my_descriptor_dirty("dns resolvers failed");
}
return -1;
}
@ -1522,7 +1525,7 @@ add_wildcarded_test_address(const char *address)
"broken.", address, n);
if (!dns_is_completely_invalid) {
dns_is_completely_invalid = 1;
mark_my_descriptor_dirty();
mark_my_descriptor_dirty("dns hijacking confirmed");
}
if (!dns_wildcarded_test_address_notice_given)
control_event_server_status(LOG_WARN, "DNS_USELESS");

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@ -1381,7 +1381,7 @@ ip_address_changed(int at_interface)
reset_bandwidth_test();
stats_n_seconds_working = 0;
router_reset_reachability();
mark_my_descriptor_dirty();
mark_my_descriptor_dirty("IP address changed");
}
}

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@ -87,7 +87,7 @@ set_onion_key(crypto_pk_env_t *k)
onionkey = k;
onionkey_set_at = time(NULL);
tor_mutex_release(key_lock);
mark_my_descriptor_dirty();
mark_my_descriptor_dirty("set onion key");
}
/** Return the current onion key. Requires that the onion key has been
@ -274,7 +274,7 @@ rotate_onion_key(void)
now = time(NULL);
state->LastRotatedOnionKey = onionkey_set_at = now;
tor_mutex_release(key_lock);
mark_my_descriptor_dirty();
mark_my_descriptor_dirty("rotated onion key");
or_state_mark_dirty(state, get_options()->AvoidDiskWrites ? now+3600 : 0);
goto done;
error:
@ -908,7 +908,7 @@ router_orport_found_reachable(void)
get_options()->_PublishServerDescriptor != NO_AUTHORITY ?
" Publishing server descriptor." : "");
can_reach_or_port = 1;
mark_my_descriptor_dirty();
mark_my_descriptor_dirty("ORPort found reachable");
control_event_server_status(LOG_NOTICE,
"REACHABILITY_SUCCEEDED ORADDRESS=%s:%d",
me->address, me->or_port);
@ -925,7 +925,7 @@ router_dirport_found_reachable(void)
"from the outside. Excellent.");
can_reach_dir_port = 1;
if (decide_to_advertise_dirport(get_options(), me->dir_port))
mark_my_descriptor_dirty();
mark_my_descriptor_dirty("DirPort found reachable");
control_event_server_status(LOG_NOTICE,
"REACHABILITY_SUCCEEDED DIRADDRESS=%s:%d",
me->address, me->dir_port);
@ -1232,6 +1232,10 @@ router_upload_dir_desc_to_dirservers(int force)
return;
if (!force && !desc_needs_upload)
return;
log_info(LD_OR, "Uploading relay descriptor to directory authorities%s",
force ? " (forced)" : "");
desc_needs_upload = 0;
desc_len = ri->cache_info.signed_descriptor_len;
@ -1423,6 +1427,8 @@ router_rebuild_descriptor(int force)
return -1;
}
log_info(LD_OR, "Rebuilding relay descriptor%s", force ? " (forced)" : "");
ri = tor_malloc_zero(sizeof(routerinfo_t));
ri->cache_info.routerlist_index = -1;
ri->address = tor_dup_ip(addr);
@ -1597,14 +1603,15 @@ void
mark_my_descriptor_dirty_if_older_than(time_t when)
{
if (desc_clean_since < when)
mark_my_descriptor_dirty();
mark_my_descriptor_dirty("time for new descriptor");
}
/** Call when the current descriptor is out of date. */
void
mark_my_descriptor_dirty(void)
mark_my_descriptor_dirty(const char *reason)
{
desc_clean_since = 0;
log_info(LD_OR, "Decided to publish new relay descriptor: %s", reason);
}
/** How frequently will we republish our descriptor because of large (factor
@ -1629,7 +1636,7 @@ check_descriptor_bandwidth_changed(time_t now)
if (last_changed+MAX_BANDWIDTH_CHANGE_FREQ < now) {
log_info(LD_GENERAL,
"Measured bandwidth has changed; rebuilding descriptor.");
mark_my_descriptor_dirty();
mark_my_descriptor_dirty("bandwidth has changed");
last_changed = now;
}
}

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@ -62,7 +62,7 @@ int should_refuse_unknown_exits(or_options_t *options);
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 mark_my_descriptor_dirty(const char *reason);
void check_descriptor_bandwidth_changed(time_t now);
void check_descriptor_ipaddress_changed(time_t now);
void router_new_address_suggestion(const char *suggestion,