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-rw-r--r--src/or/config.c6
-rw-r--r--src/or/dns.c11
-rw-r--r--src/or/or.h2
3 files changed, 11 insertions, 8 deletions
diff --git a/src/or/config.c b/src/or/config.c
index d332c60fb..7d7e788f0 100644
--- a/src/or/config.c
+++ b/src/or/config.c
@@ -990,11 +990,13 @@ options_act(or_options_t *old_options)
inform_testing_reachability();
}
cpuworkers_rotate();
- dns_reset();
+ if (dns_reset())
+ return -1;
}
#ifdef USE_EVENTDNS
else {
- dns_reset();
+ if (dns_reset())
+ return -1;
}
#endif
}
diff --git a/src/or/dns.c b/src/or/dns.c
index c86bd9c57..b7f27c64b 100644
--- a/src/or/dns.c
+++ b/src/or/dns.c
@@ -222,8 +222,9 @@ dns_init(void)
return 0;
}
-/** Called when DNS-related options change (or may have changed) */
-void
+/** Called when DNS-related options change (or may have changed). Returns -1
+ * on failure, 0 on success. */
+int
dns_reset(void)
{
#ifdef USE_EVENTDNS
@@ -236,8 +237,7 @@ dns_reset(void)
resolv_conf_mtime = 0;
} else {
if (configure_nameservers(0) < 0)
- /* XXXX012 */
- return;
+ return -1;
}
#else
dnsworkers_rotate();
@@ -322,7 +322,8 @@ dns_free_all(void)
SMARTLIST_FOREACH(cached_resolve_pqueue, cached_resolve_t *, res,
{
/* XXXX012 The hash lookups here could be quite slow; remove them
- * once we're happy. */
+ * once we're happy. (Leave them in for at least 0.1.2.7-alpha, so they
+ * get some testing.) -NM */
if (res->state == CACHE_STATE_DONE) {
cached_resolve_t *found = HT_FIND(cache_map, &cache_root, res);
tor_assert(!found || found != res);
diff --git a/src/or/or.h b/src/or/or.h
index 83607af3e..303f3d2e0 100644
--- a/src/or/or.h
+++ b/src/or/or.h
@@ -2415,7 +2415,7 @@ uint32_t dns_clip_ttl(uint32_t ttl);
int connection_dns_finished_flushing(connection_t *conn);
int connection_dns_reached_eof(connection_t *conn);
int connection_dns_process_inbuf(connection_t *conn);
-void dns_reset(void);
+int dns_reset(void);
void connection_dns_remove(edge_connection_t *conn);
void assert_connection_edge_not_dns_pending(edge_connection_t *conn);
void assert_all_pending_dns_resolves_ok(void);