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If dns.domainNeeded is set, refuse to send plain domain queries (like laptop) upstream at all. 

Signed-off-by: DL6ER <dl6er@dl6er.de>
This commit is contained in:
DL6ER 2024-03-07 16:58:52 +01:00
parent ad46a1018a
commit 231a9853bd
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1 changed files with 4 additions and 9 deletions
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13
src/config/dnsmasq_config.c
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@ -506,19 +506,14 @@ bool __attribute__((const)) write_dnsmasq_config(struct config *conf, bool test_
free(copy);
}
// When there is a Pi-hole domain set and "Never forward non-FQDNs" is
// ticked, we add `local=/domain/` to signal that this domain is purely
// local and FTL may answer queries from /etc/hosts or DHCP but should
// never forward queries on that domain to any upstream servers
// When "Never forward non-FQDNs" is ticked, we add `local=//` to signal
// that non-FQDNs queries should never be sent to any upstream servers
if(conf->dns.domainNeeded.v.b)
{
fputs("# Never forward A or AAAA queries for plain names, without\n",pihole_conf);
fputs("# dots or domain parts, to upstream nameservers. If the name\n", pihole_conf);
fputs("# is not known from /etc/hosts or DHCP a NXDOMAIN is returned\n", pihole_conf);
if(strlen(conf->dns.domain.v.s))
fprintf(pihole_conf, "local=/%s/\n\n", conf->dns.domain.v.s);
else
fputs("\n", pihole_conf);
fputs("# is not known from /etc/hosts or DHCP, NXDOMAIN is returned\n", pihole_conf);
fputs("local=//\n\n", pihole_conf);
}
// Add domain to DNS server. It will also be used for DHCP if the DHCP