diff options
Diffstat (limited to 'src/resolve')
| -rw-r--r-- | src/resolve/resolved-dns-server.c | 32 | ||||
| -rw-r--r-- | src/resolve/resolved-dns-server.h | 4 | ||||
| -rw-r--r-- | src/resolve/resolved-link.c | 8 | ||||
| -rw-r--r-- | src/resolve/resolved-resolv-conf.c | 12 |
4 files changed, 28 insertions, 28 deletions
diff --git a/src/resolve/resolved-dns-server.c b/src/resolve/resolved-dns-server.c index 3baf63ffa7..dcfef66d4c 100644 --- a/src/resolve/resolved-dns-server.c +++ b/src/resolve/resolved-dns-server.c @@ -135,6 +135,7 @@ DnsServer* dns_server_unref(DnsServer *s) { if (s->n_ref > 0) return NULL; + free(s->server_string); free(s); return NULL; } @@ -316,12 +317,10 @@ void dns_server_packet_truncated(DnsServer *s, DnsServerFeatureLevel level) { } void dns_server_packet_rrsig_missing(DnsServer *s) { - _cleanup_free_ char *ip = NULL; assert(s); assert(s->manager); - in_addr_to_string(s->family, &s->address, &ip); - log_warning("DNS server %s does not augment replies with RRSIG records, DNSSEC not available.", strna(ip)); + log_warning("DNS server %s does not augment replies with RRSIG records, DNSSEC not available.", dns_server_string(s)); s->rrsig_missing = true; } @@ -350,7 +349,6 @@ DnsServerFeatureLevel dns_server_possible_feature_level(DnsServer *s) { if (s->possible_feature_level != DNS_SERVER_FEATURE_LEVEL_BEST && dns_server_grace_period_expired(s)) { - _cleanup_free_ char *ip = NULL; s->possible_feature_level = DNS_SERVER_FEATURE_LEVEL_BEST; s->n_failed_udp = 0; @@ -360,9 +358,9 @@ DnsServerFeatureLevel dns_server_possible_feature_level(DnsServer *s) { s->verified_usec = 0; s->rrsig_missing = false; - in_addr_to_string(s->family, &s->address, &ip); log_info("Grace period over, resuming full feature set (%s) for DNS server %s", - dns_server_feature_level_to_string(s->possible_feature_level), strna(ip)); + dns_server_feature_level_to_string(s->possible_feature_level), + dns_server_string(s)); } else if (s->possible_feature_level <= s->verified_feature_level) s->possible_feature_level = s->verified_feature_level; @@ -405,7 +403,6 @@ DnsServerFeatureLevel dns_server_possible_feature_level(DnsServer *s) { s->possible_feature_level--; if (p != s->possible_feature_level) { - _cleanup_free_ char *ip = NULL; /* We changed the feature level, reset the counting */ s->n_failed_udp = 0; @@ -414,9 +411,9 @@ DnsServerFeatureLevel dns_server_possible_feature_level(DnsServer *s) { s->packet_truncated = false; s->verified_usec = 0; - in_addr_to_string(s->family, &s->address, &ip); log_warning("Using degraded feature set (%s) for DNS server %s", - dns_server_feature_level_to_string(s->possible_feature_level), strna(ip)); + dns_server_feature_level_to_string(s->possible_feature_level), + dns_server_string(s)); } } @@ -451,6 +448,15 @@ int dns_server_adjust_opt(DnsServer *server, DnsPacket *packet, DnsServerFeature return dns_packet_append_opt(packet, packet_size, edns_do, NULL); } +const char *dns_server_string(DnsServer *server) { + assert(server); + + if (!server->server_string) + (void) in_addr_to_string(server->family, &server->address, &server->server_string); + + return strna(server->server_string); +} + static void dns_server_hash_func(const void *p, struct siphash *state) { const DnsServer *s = p; @@ -542,12 +548,8 @@ DnsServer *manager_set_dns_server(Manager *m, DnsServer *s) { if (m->current_dns_server == s) return s; - if (s) { - _cleanup_free_ char *ip = NULL; - - in_addr_to_string(s->family, &s->address, &ip); - log_info("Switching to system DNS server %s.", strna(ip)); - } + if (s) + log_info("Switching to system DNS server %s.", dns_server_string(s)); dns_server_unref(m->current_dns_server); m->current_dns_server = dns_server_ref(s); diff --git a/src/resolve/resolved-dns-server.h b/src/resolve/resolved-dns-server.h index 3ad6a0d38f..faa22babb5 100644 --- a/src/resolve/resolved-dns-server.h +++ b/src/resolve/resolved-dns-server.h @@ -61,6 +61,8 @@ struct DnsServer { int family; union in_addr_union address; + char *server_string; + usec_t resend_timeout; usec_t max_rtt; @@ -112,6 +114,8 @@ DnsServerFeatureLevel dns_server_possible_feature_level(DnsServer *s); int dns_server_adjust_opt(DnsServer *server, DnsPacket *packet, DnsServerFeatureLevel level); +const char *dns_server_string(DnsServer *server); + DnsServer *dns_server_find(DnsServer *first, int family, const union in_addr_union *in_addr); void dns_server_unlink_all(DnsServer *first); diff --git a/src/resolve/resolved-link.c b/src/resolve/resolved-link.c index 30838ef8cc..928307e004 100644 --- a/src/resolve/resolved-link.c +++ b/src/resolve/resolved-link.c @@ -463,12 +463,8 @@ DnsServer* link_set_dns_server(Link *l, DnsServer *s) { if (l->current_dns_server == s) return s; - if (s) { - _cleanup_free_ char *ip = NULL; - - in_addr_to_string(s->family, &s->address, &ip); - log_info("Switching to DNS server %s for interface %s.", strna(ip), l->name); - } + if (s) + log_info("Switching to DNS server %s for interface %s.", dns_server_string(s), l->name); dns_server_unref(l->current_dns_server); l->current_dns_server = dns_server_ref(s); diff --git a/src/resolve/resolved-resolv-conf.c b/src/resolve/resolved-resolv-conf.c index 956f380f3c..7567f4c369 100644 --- a/src/resolve/resolved-resolv-conf.c +++ b/src/resolve/resolved-resolv-conf.c @@ -147,16 +147,14 @@ clear: } static void write_resolv_conf_server(DnsServer *s, FILE *f, unsigned *count) { - _cleanup_free_ char *t = NULL; - int r; - assert(s); assert(f); assert(count); - r = in_addr_to_string(s->family, &s->address, &t); - if (r < 0) { - log_warning_errno(r, "Invalid DNS address. Ignoring: %m"); + (void) dns_server_string(s); + + if (!s->server_string) { + log_warning("Our of memory, or invalid DNS address. Ignoring server."); return; } @@ -164,7 +162,7 @@ static void write_resolv_conf_server(DnsServer *s, FILE *f, unsigned *count) { fputs("# Too many DNS servers configured, the following entries may be ignored.\n", f); (*count) ++; - fprintf(f, "nameserver %s\n", t); + fprintf(f, "nameserver %s\n", s->server_string); } static void write_resolv_conf_search( |