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-rw-r--r--src/resolve/resolved-conf.c11
-rw-r--r--src/resolve/resolved-conf.h17
-rw-r--r--src/resolve/resolved-dns-scope.h3
-rw-r--r--src/resolve/resolved-dns-stream.h1
-rw-r--r--src/resolve/resolved-dns-stub.c24
-rw-r--r--src/resolve/resolved-dns-transaction.h2
-rw-r--r--src/resolve/resolved-gperf.gperf13
-rw-r--r--src/resolve/resolved-link.h1
-rw-r--r--src/resolve/resolved-manager.c1
-rw-r--r--src/resolve/resolved-manager.h2
-rw-r--r--src/resolve/resolved.conf.in1
11 files changed, 59 insertions, 17 deletions
diff --git a/src/resolve/resolved-conf.c b/src/resolve/resolved-conf.c
index 83f7596ac8..abf3263178 100644
--- a/src/resolve/resolved-conf.c
+++ b/src/resolve/resolved-conf.c
@@ -23,8 +23,19 @@
#include "extract-word.h"
#include "parse-util.h"
#include "resolved-conf.h"
+#include "string-table.h"
#include "string-util.h"
+DEFINE_CONFIG_PARSE_ENUM(config_parse_dns_stub_listener_mode, dns_stub_listener_mode, DnsStubListenerMode, "Failed to parse DNS stub listener mode setting");
+
+static const char* const dns_stub_listener_mode_table[_DNS_STUB_LISTENER_MODE_MAX] = {
+ [DNS_STUB_LISTENER_NO] = "no",
+ [DNS_STUB_LISTENER_UDP] = "udp",
+ [DNS_STUB_LISTENER_TCP] = "tcp",
+ [DNS_STUB_LISTENER_YES] = "yes",
+};
+DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(dns_stub_listener_mode, DnsStubListenerMode, DNS_STUB_LISTENER_YES);
+
int manager_add_dns_server_by_string(Manager *m, DnsServerType type, const char *word) {
union in_addr_union address;
int family, r, ifindex = 0;
diff --git a/src/resolve/resolved-conf.h b/src/resolve/resolved-conf.h
index e1fd2cceec..fc425a36b2 100644
--- a/src/resolve/resolved-conf.h
+++ b/src/resolve/resolved-conf.h
@@ -19,7 +19,19 @@
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
+typedef enum DnsStubListenerMode DnsStubListenerMode;
+
+enum DnsStubListenerMode {
+ DNS_STUB_LISTENER_NO,
+ DNS_STUB_LISTENER_UDP,
+ DNS_STUB_LISTENER_TCP,
+ DNS_STUB_LISTENER_YES,
+ _DNS_STUB_LISTENER_MODE_MAX,
+ _DNS_STUB_LISTENER_MODE_INVALID = -1
+};
+
#include "resolved-manager.h"
+#include "resolved-dns-server.h"
int manager_parse_config_file(Manager *m);
@@ -33,4 +45,7 @@ const struct ConfigPerfItem* resolved_gperf_lookup(const char *key, unsigned len
int config_parse_dns_servers(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_search_domains(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(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_dns_stub_listener_mode(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* dns_stub_listener_mode_to_string(DnsStubListenerMode p) _const_;
+DnsStubListenerMode dns_stub_listener_mode_from_string(const char *s) _pure_;
diff --git a/src/resolve/resolved-dns-scope.h b/src/resolve/resolved-dns-scope.h
index 538bc61f81..01a83a76b2 100644
--- a/src/resolve/resolved-dns-scope.h
+++ b/src/resolve/resolved-dns-scope.h
@@ -26,7 +26,10 @@ typedef struct DnsScope DnsScope;
#include "resolved-dns-cache.h"
#include "resolved-dns-dnssec.h"
#include "resolved-dns-packet.h"
+#include "resolved-dns-query.h"
+#include "resolved-dns-search-domain.h"
#include "resolved-dns-server.h"
+#include "resolved-dns-stream.h"
#include "resolved-dns-zone.h"
#include "resolved-link.h"
diff --git a/src/resolve/resolved-dns-stream.h b/src/resolve/resolved-dns-stream.h
index e6569678fa..4cdb4f6806 100644
--- a/src/resolve/resolved-dns-stream.h
+++ b/src/resolve/resolved-dns-stream.h
@@ -25,6 +25,7 @@ typedef struct DnsStream DnsStream;
#include "resolved-dns-packet.h"
#include "resolved-dns-transaction.h"
+#include "resolved-manager.h"
/* Streams are used by three subsystems:
*
diff --git a/src/resolve/resolved-dns-stub.c b/src/resolve/resolved-dns-stub.c
index d263cedcd9..53772535c6 100644
--- a/src/resolve/resolved-dns-stub.c
+++ b/src/resolve/resolved-dns-stub.c
@@ -540,17 +540,21 @@ int manager_dns_stub_start(Manager *m) {
assert(m);
- r = manager_dns_stub_udp_fd(m);
- if (r == -EADDRINUSE)
- goto eaddrinuse;
- if (r < 0)
- return r;
+ if (IN_SET(m->dns_stub_listener_mode, DNS_STUB_LISTENER_YES, DNS_STUB_LISTENER_UDP)) {
+ r = manager_dns_stub_udp_fd(m);
+ if (r == -EADDRINUSE)
+ goto eaddrinuse;
+ if (r < 0)
+ return r;
+ }
- r = manager_dns_stub_tcp_fd(m);
- if (r == -EADDRINUSE)
- goto eaddrinuse;
- if (r < 0)
- return r;
+ if (IN_SET(m->dns_stub_listener_mode, DNS_STUB_LISTENER_YES, DNS_STUB_LISTENER_TCP)) {
+ r = manager_dns_stub_tcp_fd(m);
+ if (r == -EADDRINUSE)
+ goto eaddrinuse;
+ if (r < 0)
+ return r;
+ }
return 0;
diff --git a/src/resolve/resolved-dns-transaction.h b/src/resolve/resolved-dns-transaction.h
index 96b066845d..5a1df70422 100644
--- a/src/resolve/resolved-dns-transaction.h
+++ b/src/resolve/resolved-dns-transaction.h
@@ -59,6 +59,8 @@ enum DnsTransactionSource {
#include "resolved-dns-packet.h"
#include "resolved-dns-question.h"
#include "resolved-dns-scope.h"
+#include "resolved-dns-server.h"
+#include "resolved-dns-stream.h"
struct DnsTransaction {
DnsScope *scope;
diff --git a/src/resolve/resolved-gperf.gperf b/src/resolve/resolved-gperf.gperf
index 2fd56bce26..446f85cdf4 100644
--- a/src/resolve/resolved-gperf.gperf
+++ b/src/resolve/resolved-gperf.gperf
@@ -14,9 +14,10 @@ struct ConfigPerfItem;
%struct-type
%includes
%%
-Resolve.DNS, config_parse_dns_servers, DNS_SERVER_SYSTEM, 0
-Resolve.FallbackDNS, config_parse_dns_servers, DNS_SERVER_FALLBACK, 0
-Resolve.Domains, config_parse_search_domains, 0, 0
-Resolve.LLMNR, config_parse_resolve_support, 0, offsetof(Manager, llmnr_support)
-Resolve.DNSSEC, config_parse_dnssec_mode, 0, offsetof(Manager, dnssec_mode)
-Resolve.Cache, config_parse_bool, 0, offsetof(Manager, enable_cache)
+Resolve.DNS, config_parse_dns_servers, DNS_SERVER_SYSTEM, 0
+Resolve.FallbackDNS, config_parse_dns_servers, DNS_SERVER_FALLBACK, 0
+Resolve.Domains, config_parse_search_domains, 0, 0
+Resolve.LLMNR, config_parse_resolve_support, 0, offsetof(Manager, llmnr_support)
+Resolve.DNSSEC, config_parse_dnssec_mode, 0, offsetof(Manager, dnssec_mode)
+Resolve.Cache, config_parse_bool, 0, offsetof(Manager, enable_cache)
+Resolve.DNSStubListener, config_parse_dns_stub_listener_mode, 0, offsetof(Manager, dns_stub_listener_mode)
diff --git a/src/resolve/resolved-link.h b/src/resolve/resolved-link.h
index 6a2343f9f7..c9b2a58c34 100644
--- a/src/resolve/resolved-link.h
+++ b/src/resolve/resolved-link.h
@@ -29,6 +29,7 @@ typedef struct Link Link;
typedef struct LinkAddress LinkAddress;
#include "resolved-dns-rr.h"
+#include "resolved-dns-scope.h"
#include "resolved-dns-search-domain.h"
#include "resolved-dns-server.h"
#include "resolved-manager.h"
diff --git a/src/resolve/resolved-manager.c b/src/resolve/resolved-manager.c
index 92ade820ac..40f08e8044 100644
--- a/src/resolve/resolved-manager.c
+++ b/src/resolve/resolved-manager.c
@@ -501,6 +501,7 @@ int manager_new(Manager **ret) {
m->mdns_support = RESOLVE_SUPPORT_NO;
m->dnssec_mode = DEFAULT_DNSSEC_MODE;
m->enable_cache = true;
+ m->dns_stub_listener_mode = DNS_STUB_LISTENER_UDP;
m->read_resolv_conf = true;
m->need_builtin_fallbacks = true;
m->etc_hosts_last = m->etc_hosts_mtime = USEC_INFINITY;
diff --git a/src/resolve/resolved-manager.h b/src/resolve/resolved-manager.h
index deebd8e484..6b2208ed94 100644
--- a/src/resolve/resolved-manager.h
+++ b/src/resolve/resolved-manager.h
@@ -30,6 +30,7 @@
typedef struct Manager Manager;
+#include "resolved-conf.h"
#include "resolved-dns-query.h"
#include "resolved-dns-search-domain.h"
#include "resolved-dns-server.h"
@@ -47,6 +48,7 @@ struct Manager {
ResolveSupport mdns_support;
DnssecMode dnssec_mode;
bool enable_cache;
+ DnsStubListenerMode dns_stub_listener_mode;
/* Network */
Hashmap *links;
diff --git a/src/resolve/resolved.conf.in b/src/resolve/resolved.conf.in
index 3bd8389c88..60afa151e3 100644
--- a/src/resolve/resolved.conf.in
+++ b/src/resolve/resolved.conf.in
@@ -18,3 +18,4 @@
#LLMNR=yes
#DNSSEC=@DEFAULT_DNSSEC_MODE@
#Cache=yes
+#DNSStubListener=udp
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-17 22:29:13 +0000