From 2bd7c19b73b7d299b77a2641c82dc200b8ffeb3a Mon Sep 17 00:00:00 2001 From: Nick Mathewson Date: Mon, 5 Jun 2006 23:01:22 +0000 Subject: [PATCH] Try to log useful messages at info and debug about what we are resolving and what answers we are getting wrt eventdns. svn:r6547 --- src/or/dns.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/src/or/dns.c b/src/or/dns.c index 728ffd041b..79b4acceda 100644 --- a/src/or/dns.c +++ b/src/or/dns.c @@ -1084,9 +1084,15 @@ eventdns_callback(int result, char type, int count, int ttl, void *addresses, uint32_t addr = 0; if (result == DNS_ERR_NONE) { if (type == DNS_IPv4_A && count) { + char answer_buf[INET_NTOA_BUF_LEN+1]; + struct in_addr in; uint32_t *addrs = addresses; + in.s_addr = addrs[0]; addr = ntohl(addrs[0]); status = DNS_RESOLVE_SUCCEEDED; + tor_inet_ntoa(&in, answer_buf, sizeof(answer_buf)); + log_debug(LD_EXIT, "eventdns said that %s resolves to %s", + escaped_safe_str(string_address), escaped_safe_str(answer_buf)); } else if (count) { log_warn(LD_EXIT, "eventdns returned only non-IPv4 answers for %s.", escaped_safe_str(string_address)); @@ -1106,8 +1112,11 @@ static int assign_to_dnsworker(connection_t *exitconn) { char *addr = tor_strdup(exitconn->address); - int r = eventdns_resolve(exitconn->address, DNS_QUERY_NO_SEARCH, - eventdns_callback, addr); + int r; + log_info(LD_EXIT, "Launching eventdns request for %s", + escaped_safe_str(exitconn->address)); + r = eventdns_resolve(exitconn->address, DNS_QUERY_NO_SEARCH, + eventdns_callback, addr); if (r) { log_warn(LD_EXIT, "eventdns rejected address %s: error %d.", escaped_safe_str(addr), r);