diff options
| -rw-r--r-- | conf.c | 17 |
1 files changed, 15 insertions, 2 deletions
@@ -464,8 +464,21 @@ static void get_dns(struct ctx *c) close(fd); out: - if (!dns_set && !added) - warn("Couldn't get any nameserver address"); + if (!dns_set) { + if (!added) + warn("Couldn't get any nameserver address"); + + if (c->no_dhcp_dns) + return; + + if (c->ifi4 && !c->no_dhcp && + IN4_IS_ADDR_UNSPECIFIED(&c->ip4.dns[0])) + warn("No IPv4 nameserver available for DHCP"); + + if (c->ifi6 && ((!c->no_ndp && !c->no_ra) || !c->no_dhcpv6) && + IN6_IS_ADDR_UNSPECIFIED(&c->ip6.dns[0])) + warn("No IPv6 nameserver available for NDP/DHCPv6"); + } } /** |