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resolved: never return ::1 when localhost or local hostname is resolved while IPv6 is off in the kernel

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Fixes: #18812
This commit is contained in:
Lennart Poettering
2021-03-05 18:47:10 +01:00
parent 83e03c4fc2
commit 747b596ff8
1 changed files with 2 additions and 2 deletions
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4
src/resolve/resolved-dns-synthesize.c
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@ -81,7 +81,7 @@ static int synthesize_localhost_rr(Manager *m, const DnsResourceKey *key, int if
return r;
}
if (IN_SET(key->type, DNS_TYPE_AAAA, DNS_TYPE_ANY)) {
if (IN_SET(key->type, DNS_TYPE_AAAA, DNS_TYPE_ANY) && socket_ipv6_is_enabled()) {
_cleanup_(dns_resource_record_unrefp) DnsResourceRecord *rr = NULL;
rr = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_AAAA, dns_resource_key_name(key));
@ -234,7 +234,7 @@ static int synthesize_system_hostname_rr(Manager *m, const DnsResourceKey *key,
.address.in.s_addr = htobe32(0x7F000002),
};
if (IN_SET(af, AF_INET6, AF_UNSPEC))
if (IN_SET(af, AF_INET6, AF_UNSPEC) && socket_ipv6_is_enabled())
buffer[n++] = (struct local_address) {
.family = AF_INET6,
.ifindex = dns_synthesize_ifindex(ifindex),