diff options
Diffstat (limited to 'conf.c')
| -rw-r--r-- | conf.c | 76 |
1 files changed, 33 insertions, 43 deletions
@@ -355,11 +355,9 @@ overlap: */ static void get_dns(struct ctx *c) { - struct in6_addr *dns6_send = &c->ip6.dns_send[0]; - struct in_addr *dns4_send = &c->ip4.dns_send[0]; + struct in6_addr *dns6 = &c->ip6.dns[0], dns6_tmp; + struct in_addr *dns4 = &c->ip4.dns[0], dns4_tmp; int dns4_set, dns6_set, dnss_set, dns_set, fd; - struct in6_addr *dns6 = &c->ip6.dns[0]; - struct in_addr *dns4 = &c->ip4.dns[0]; struct fqdn *s = c->dns_search; struct lineread resolvconf; int line_len; @@ -388,49 +386,44 @@ static void get_dns(struct ctx *c) *end = 0; if (!dns4_set && - dns4 - &c->ip4.dns[0] < ARRAY_SIZE(c->ip4.dns) - 1 && - inet_pton(AF_INET, p + 1, dns4)) { + dns4 - &c->ip4.dns[0] < ARRAY_SIZE(c->ip4.dns) - 1 + && inet_pton(AF_INET, p + 1, &dns4_tmp)) { /* Guest or container can only access local * addresses via local redirect */ - if (IN4_IS_ADDR_LOOPBACK(dns4)) { + if (IN4_IS_ADDR_LOOPBACK(&dns4_tmp)) { if (!c->no_map_gw) { - *dns4_send = c->ip4.gw; - dns4_send++; + *dns4 = c->ip4.gw; + dns4++; } } else { - *dns4_send = *dns4; - dns4_send++; + *dns4 = dns4_tmp; + dns4++; } - dns4++; - - dns4->s_addr = htonl(INADDR_ANY); - dns4_send->s_addr = htonl(INADDR_ANY); + if (IN4_IS_ADDR_UNSPECIFIED(&c->ip4.dns_host)) + c->ip4.dns_host = dns4_tmp; } if (!dns6_set && - dns6 - &c->ip6.dns[0] < ARRAY_SIZE(c->ip6.dns) - 1 && - inet_pton(AF_INET6, p + 1, dns6)) { + dns6 - &c->ip6.dns[0] < ARRAY_SIZE(c->ip6.dns) - 1 + && inet_pton(AF_INET6, p + 1, &dns6_tmp)) { /* Guest or container can only access local * addresses via local redirect */ - if (IN6_IS_ADDR_LOOPBACK(dns6)) { + if (IN6_IS_ADDR_LOOPBACK(&dns6_tmp)) { if (!c->no_map_gw) { - memcpy(dns6_send, &c->ip6.gw, - sizeof(*dns6_send)); - dns6_send++; + memcpy(dns6, &c->ip6.gw, + sizeof(*dns6)); + dns6++; } } else { - memcpy(dns6_send, dns6, - sizeof(*dns6_send)); - dns6_send++; + memcpy(dns6, &dns6_tmp, sizeof(*dns6)); + dns6++; } - dns6++; - - memset(dns6, 0, sizeof(*dns6)); - memset(dns6_send, 0, sizeof(*dns6_send)); + if (IN6_IS_ADDR_UNSPECIFIED(&c->ip6.dns_host)) + c->ip6.dns_host = dns6_tmp; } } else if (!dnss_set && strstr(line, "search ") == line && s == c->dns_search) { @@ -897,12 +890,10 @@ static void conf_print(const struct ctx *c) inet_ntop(AF_INET, &c->ip4.gw, buf4, sizeof(buf4))); } - for (i = 0; !IN4_IS_ADDR_UNSPECIFIED(&c->ip4.dns_send[i]); - i++) { + for (i = 0; !IN4_IS_ADDR_UNSPECIFIED(&c->ip4.dns[i]); i++) { if (!i) info("DNS:"); - inet_ntop(AF_INET, &c->ip4.dns_send[i], buf4, - sizeof(buf4)); + inet_ntop(AF_INET, &c->ip4.dns[i], buf4, sizeof(buf4)); info(" %s", buf4); } @@ -933,8 +924,7 @@ static void conf_print(const struct ctx *c) inet_ntop(AF_INET6, &c->ip6.addr_ll, buf6, sizeof(buf6))); dns6: - for (i = 0; !IN6_IS_ADDR_UNSPECIFIED(&c->ip6.dns_send[i]); - i++) { + for (i = 0; !IN6_IS_ADDR_UNSPECIFIED(&c->ip6.dns[i]); i++) { if (!i) info("DNS:"); inet_ntop(AF_INET6, &c->ip6.dns[i], buf6, sizeof(buf6)); @@ -1230,17 +1220,17 @@ void conf(struct ctx *c, int argc, char **argv) c->no_dhcp_dns_search = 1; break; case 9: - if (IN6_IS_ADDR_UNSPECIFIED(&c->ip6.dns_fwd) && - inet_pton(AF_INET6, optarg, &c->ip6.dns_fwd) && - !IN6_IS_ADDR_UNSPECIFIED(&c->ip6.dns_fwd) && - !IN6_IS_ADDR_LOOPBACK(&c->ip6.dns_fwd)) + if (IN6_IS_ADDR_UNSPECIFIED(&c->ip6.dns_match) && + inet_pton(AF_INET6, optarg, &c->ip6.dns_match) && + !IN6_IS_ADDR_UNSPECIFIED(&c->ip6.dns_match) && + !IN6_IS_ADDR_LOOPBACK(&c->ip6.dns_match)) break; - if (IN4_IS_ADDR_UNSPECIFIED(&c->ip4.dns_fwd) && - inet_pton(AF_INET, optarg, &c->ip4.dns_fwd) && - !IN4_IS_ADDR_UNSPECIFIED(&c->ip4.dns_fwd) && - !IN4_IS_ADDR_BROADCAST(&c->ip4.dns_fwd) && - !IN4_IS_ADDR_LOOPBACK(&c->ip4.dns_fwd)) + if (IN4_IS_ADDR_UNSPECIFIED(&c->ip4.dns_match) && + inet_pton(AF_INET, optarg, &c->ip4.dns_match) && + !IN4_IS_ADDR_UNSPECIFIED(&c->ip4.dns_match) && + !IN4_IS_ADDR_BROADCAST(&c->ip4.dns_match) && + !IN4_IS_ADDR_LOOPBACK(&c->ip4.dns_match)) break; err("Invalid DNS forwarding address: %s", optarg); |