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-rw-r--r--src/network/networkd-link.c15
-rw-r--r--src/network/networkd-network-gperf.gperf1
-rw-r--r--src/network/networkd-network.c55
-rw-r--r--src/network/networkd-network.h2
4 files changed, 72 insertions, 1 deletions
diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c
index 18a82fdeb9..4a807bacc3 100644
--- a/src/network/networkd-link.c
+++ b/src/network/networkd-link.c
@@ -2875,6 +2875,20 @@ int link_save(Link *link) {
fprintf(f, "DNSSEC=%s\n",
dnssec_mode_to_string(link->network->dnssec_mode));
+ if (!set_isempty(link->network->dnssec_negative_trust_anchors)) {
+ const char *n;
+
+ fputs("DNSSEC_NTA=", f);
+ space = false;
+ SET_FOREACH(n, link->network->dnssec_negative_trust_anchors, i) {
+ if (space)
+ fputc(' ', f);
+ fputs(n, f);
+ space = true;
+ }
+ fputc('\n', f);
+ }
+
fputs("ADDRESSES=", f);
space = false;
SET_FOREACH(a, link->addresses, i) {
@@ -2887,7 +2901,6 @@ int link_save(Link *link) {
fprintf(f, "%s%s/%u", space ? " " : "", address_str, a->prefixlen);
space = true;
}
-
fputc('\n', f);
fputs("ROUTES=", f);
diff --git a/src/network/networkd-network-gperf.gperf b/src/network/networkd-network-gperf.gperf
index 75a2620804..2f2a36ccca 100644
--- a/src/network/networkd-network-gperf.gperf
+++ b/src/network/networkd-network-gperf.gperf
@@ -48,6 +48,7 @@ Network.DNS, config_parse_strv,
Network.LLMNR, config_parse_resolve_support, 0, offsetof(Network, llmnr)
Network.MulticastDNS, config_parse_resolve_support, 0, offsetof(Network, mdns)
Network.DNSSEC, config_parse_dnssec_mode, 0, offsetof(Network, dnssec_mode)
+Network.DNSSECNegativeTrustAnchors, config_parse_dnssec_negative_trust_anchors, 0, offsetof(Network, dnssec_negative_trust_anchors)
Network.NTP, config_parse_strv, 0, offsetof(Network, ntp)
Network.IPForward, config_parse_address_family_boolean_with_kernel,0, offsetof(Network, ip_forward)
Network.IPMasquerade, config_parse_bool, 0, offsetof(Network, ip_masquerade)
diff --git a/src/network/networkd-network.c b/src/network/networkd-network.c
index c91531ca69..c11cb3dcb3 100644
--- a/src/network/networkd-network.c
+++ b/src/network/networkd-network.c
@@ -32,6 +32,7 @@
#include "networkd-network.h"
#include "networkd.h"
#include "parse-util.h"
+#include "set.h"
#include "stat-util.h"
#include "string-table.h"
#include "string-util.h"
@@ -277,6 +278,8 @@ void network_free(Network *network) {
free(network->dhcp_server_dns);
free(network->dhcp_server_ntp);
+ set_free_free(network->dnssec_negative_trust_anchors);
+
free(network);
}
@@ -910,3 +913,55 @@ int config_parse_dhcp_server_ntp(
n->dhcp_server_ntp = m;
}
}
+
+int config_parse_dnssec_negative_trust_anchors(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ const char *p = rvalue;
+ Network *n = data;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+
+ if (isempty(rvalue)) {
+ n->dnssec_negative_trust_anchors = set_free_free(n->dnssec_negative_trust_anchors);
+ return 0;
+ }
+
+ for (;;) {
+ _cleanup_free_ char *w = NULL;
+
+ r = extract_first_word(&p, &w, NULL, 0);
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract negative trust anchor domain, ignoring: %s", rvalue);
+ break;
+ }
+ if (r == 0)
+ break;
+
+ r = dns_name_is_valid(w);
+ if (r <= 0) {
+ log_syntax(unit, LOG_ERR, filename, line, r, "%s is not a valid domain name, ignoring.", w);
+ continue;
+ }
+
+ r = set_put(n->dnssec_negative_trust_anchors, w);
+ if (r < 0)
+ return log_oom();
+ if (r > 0)
+ w = NULL;
+ }
+
+ return 0;
+}
diff --git a/src/network/networkd-network.h b/src/network/networkd-network.h
index 7817b13cc4..b07fa41abc 100644
--- a/src/network/networkd-network.h
+++ b/src/network/networkd-network.h
@@ -147,6 +147,7 @@ struct Network {
ResolveSupport llmnr;
ResolveSupport mdns;
DnssecMode dnssec_mode;
+ Set *dnssec_negative_trust_anchors;
LIST_FIELDS(Network, networks);
};
@@ -173,6 +174,7 @@ int config_parse_hostname(const char *unit, const char *filename, unsigned line,
int config_parse_timezone(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
int config_parse_dhcp_server_dns(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
int config_parse_dhcp_server_ntp(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_dnssec_negative_trust_anchors(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
/* Legacy IPv4LL support */
int config_parse_ipv4ll(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);