1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
8 #include "sd-netlink.h"
11 #include "alloc-util.h"
12 #include "bus-common-errors.h"
13 #include "bus-error.h"
14 #include "bus-locator.h"
15 #include "bus-map-properties.h"
16 #include "bus-message-util.h"
17 #include "dns-domain.h"
19 #include "format-table.h"
20 #include "format-util.h"
21 #include "gcrypt-util.h"
22 #include "hostname-util.h"
23 #include "main-func.h"
24 #include "missing_network.h"
25 #include "netlink-util.h"
26 #include "openssl-util.h"
28 #include "parse-argument.h"
29 #include "parse-util.h"
30 #include "pretty-print.h"
31 #include "process-util.h"
32 #include "resolvconf-compat.h"
33 #include "resolvectl.h"
34 #include "resolved-def.h"
35 #include "resolved-dns-packet.h"
36 #include "resolved-util.h"
37 #include "socket-netlink.h"
38 #include "sort-util.h"
39 #include "stdio-util.h"
40 #include "string-table.h"
42 #include "terminal-util.h"
44 #include "verb-log-control.h"
47 static int arg_family
= AF_UNSPEC
;
48 static int arg_ifindex
= 0;
49 static char *arg_ifname
= NULL
;
50 static uint16_t arg_type
= 0;
51 static uint16_t arg_class
= 0;
52 static bool arg_legend
= true;
53 static uint64_t arg_flags
= 0;
54 static PagerFlags arg_pager_flags
= 0;
55 bool arg_ifindex_permissive
= false; /* If true, don't generate an error if the specified interface index doesn't exist */
56 static const char *arg_service_family
= NULL
;
58 typedef enum RawType
{
63 static RawType arg_raw
= RAW_NONE
;
65 ExecutionMode arg_mode
= MODE_RESOLVE_HOST
;
67 char **arg_set_dns
= NULL
;
68 char **arg_set_domain
= NULL
;
69 static const char *arg_set_llmnr
= NULL
;
70 static const char *arg_set_mdns
= NULL
;
71 static const char *arg_set_dns_over_tls
= NULL
;
72 static const char *arg_set_dnssec
= NULL
;
73 static char **arg_set_nta
= NULL
;
75 STATIC_DESTRUCTOR_REGISTER(arg_ifname
, freep
);
76 STATIC_DESTRUCTOR_REGISTER(arg_set_dns
, strv_freep
);
77 STATIC_DESTRUCTOR_REGISTER(arg_set_domain
, strv_freep
);
78 STATIC_DESTRUCTOR_REGISTER(arg_set_nta
, strv_freep
);
80 typedef enum StatusMode
{
92 typedef struct InterfaceInfo
{
97 static int interface_info_compare(const InterfaceInfo
*a
, const InterfaceInfo
*b
) {
100 r
= CMP(a
->index
, b
->index
);
104 return strcmp_ptr(a
->name
, b
->name
);
107 int ifname_mangle(const char *s
) {
108 _cleanup_free_
char *iface
= NULL
;
117 ifi
= rtnl_resolve_interface(NULL
, iface
);
119 if (ifi
== -ENODEV
&& arg_ifindex_permissive
) {
120 log_debug("Interface '%s' not found, but -f specified, ignoring.", iface
);
124 return log_error_errno(ifi
, "Failed to resolve interface \"%s\": %m", iface
);
127 if (arg_ifindex
> 0 && arg_ifindex
!= ifi
)
128 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Specified multiple different interfaces. Refusing.");
131 free_and_replace(arg_ifname
, iface
);
136 int ifname_resolvconf_mangle(const char *s
) {
141 dot
= strrchr(s
, '.');
143 _cleanup_free_
char *iface
= NULL
;
145 log_debug("Ignoring protocol specifier '%s'.", dot
+ 1);
146 iface
= strndup(s
, dot
- s
);
149 return ifname_mangle(iface
);
151 return ifname_mangle(s
);
154 static void print_source(uint64_t flags
, usec_t rtt
) {
161 printf("\n%s-- Information acquired via", ansi_grey());
163 printf(" protocol%s%s%s%s%s",
164 flags
& SD_RESOLVED_DNS
? " DNS" :"",
165 flags
& SD_RESOLVED_LLMNR_IPV4
? " LLMNR/IPv4" : "",
166 flags
& SD_RESOLVED_LLMNR_IPV6
? " LLMNR/IPv6" : "",
167 flags
& SD_RESOLVED_MDNS_IPV4
? " mDNS/IPv4" : "",
168 flags
& SD_RESOLVED_MDNS_IPV6
? " mDNS/IPv6" : "");
171 "%s-- Data is authenticated: %s; Data was acquired via local or encrypted transport: %s%s\n",
172 FORMAT_TIMESPAN(rtt
, 100),
175 yes_no(flags
& SD_RESOLVED_AUTHENTICATED
),
176 yes_no(flags
& SD_RESOLVED_CONFIDENTIAL
),
179 if ((flags
& (SD_RESOLVED_FROM_MASK
|SD_RESOLVED_SYNTHETIC
)) != 0)
180 printf("%s-- Data from:%s%s%s%s%s%s\n",
182 FLAGS_SET(flags
, SD_RESOLVED_SYNTHETIC
) ? " synthetic" : "",
183 FLAGS_SET(flags
, SD_RESOLVED_FROM_CACHE
) ? " cache" : "",
184 FLAGS_SET(flags
, SD_RESOLVED_FROM_ZONE
) ? " zone" : "",
185 FLAGS_SET(flags
, SD_RESOLVED_FROM_TRUST_ANCHOR
) ? " trust-anchor" : "",
186 FLAGS_SET(flags
, SD_RESOLVED_FROM_NETWORK
) ? " network" : "",
190 static void print_ifindex_comment(int printed_so_far
, int ifindex
) {
191 char ifname
[IF_NAMESIZE
];
197 r
= format_ifname(ifindex
, ifname
);
199 return (void) log_warning_errno(r
, "Failed to resolve interface name for index %i, ignoring: %m", ifindex
);
201 printf("%*s%s-- link: %s%s",
202 60 > printed_so_far
? 60 - printed_so_far
: 0, " ", /* Align comment to the 60th column */
203 ansi_grey(), ifname
, ansi_normal());
206 static int resolve_host(sd_bus
*bus
, const char *name
) {
207 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*req
= NULL
, *reply
= NULL
;
208 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
209 const char *canonical
= NULL
;
217 log_debug("Resolving %s (family %s, interface %s).", name
, af_to_name(arg_family
) ?: "*", isempty(arg_ifname
) ? "*" : arg_ifname
);
219 r
= bus_message_new_method_call(bus
, &req
, bus_resolve_mgr
, "ResolveHostname");
221 return bus_log_create_error(r
);
223 r
= sd_bus_message_append(req
, "isit", arg_ifindex
, name
, arg_family
, arg_flags
);
225 return bus_log_create_error(r
);
227 ts
= now(CLOCK_MONOTONIC
);
229 r
= sd_bus_call(bus
, req
, SD_RESOLVED_QUERY_TIMEOUT_USEC
, &error
, &reply
);
231 return log_error_errno(r
, "%s: resolve call failed: %s", name
, bus_error_message(&error
, r
));
233 ts
= now(CLOCK_MONOTONIC
) - ts
;
235 r
= sd_bus_message_enter_container(reply
, 'a', "(iiay)");
237 return bus_log_parse_error(r
);
239 while ((r
= sd_bus_message_enter_container(reply
, 'r', "iiay")) > 0) {
240 _cleanup_free_
char *pretty
= NULL
;
241 int ifindex
, family
, k
;
242 union in_addr_union a
;
244 assert_cc(sizeof(int) == sizeof(int32_t));
246 r
= sd_bus_message_read(reply
, "i", &ifindex
);
248 return bus_log_parse_error(r
);
250 sd_bus_error_free(&error
);
251 r
= bus_message_read_in_addr_auto(reply
, &error
, &family
, &a
);
252 if (r
< 0 && !sd_bus_error_has_name(&error
, SD_BUS_ERROR_INVALID_ARGS
))
253 return log_error_errno(r
, "%s: systemd-resolved returned invalid result: %s", name
, bus_error_message(&error
, r
));
255 r
= sd_bus_message_exit_container(reply
);
257 return bus_log_parse_error(r
);
259 if (sd_bus_error_has_name(&error
, SD_BUS_ERROR_INVALID_ARGS
)) {
260 log_debug_errno(r
, "%s: systemd-resolved returned invalid result, ignoring: %s", name
, bus_error_message(&error
, r
));
264 r
= in_addr_ifindex_to_string(family
, &a
, ifindex
, &pretty
);
266 return log_error_errno(r
, "Failed to print address for %s: %m", name
);
268 k
= printf("%*s%s %s%s%s",
269 (int) strlen(name
), c
== 0 ? name
: "", c
== 0 ? ":" : " ",
270 ansi_highlight(), pretty
, ansi_normal());
272 print_ifindex_comment(k
, ifindex
);
278 return bus_log_parse_error(r
);
280 r
= sd_bus_message_exit_container(reply
);
282 return bus_log_parse_error(r
);
284 r
= sd_bus_message_read(reply
, "st", &canonical
, &flags
);
286 return bus_log_parse_error(r
);
288 if (!streq(name
, canonical
))
289 printf("%*s%s (%s)\n",
290 (int) strlen(name
), c
== 0 ? name
: "", c
== 0 ? ":" : " ",
294 return log_error_errno(SYNTHETIC_ERRNO(ESRCH
),
295 "%s: no addresses found", name
);
297 print_source(flags
, ts
);
302 static int resolve_address(sd_bus
*bus
, int family
, const union in_addr_union
*address
, int ifindex
) {
303 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*req
= NULL
, *reply
= NULL
;
304 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
305 _cleanup_free_
char *pretty
= NULL
;
312 assert(IN_SET(family
, AF_INET
, AF_INET6
));
316 ifindex
= arg_ifindex
;
318 r
= in_addr_ifindex_to_string(family
, address
, ifindex
, &pretty
);
322 log_debug("Resolving %s.", pretty
);
324 r
= bus_message_new_method_call(bus
, &req
, bus_resolve_mgr
, "ResolveAddress");
326 return bus_log_create_error(r
);
328 r
= sd_bus_message_append(req
, "ii", ifindex
, family
);
330 return bus_log_create_error(r
);
332 r
= sd_bus_message_append_array(req
, 'y', address
, FAMILY_ADDRESS_SIZE(family
));
334 return bus_log_create_error(r
);
336 r
= sd_bus_message_append(req
, "t", arg_flags
);
338 return bus_log_create_error(r
);
340 ts
= now(CLOCK_MONOTONIC
);
342 r
= sd_bus_call(bus
, req
, SD_RESOLVED_QUERY_TIMEOUT_USEC
, &error
, &reply
);
344 return log_error_errno(r
, "%s: resolve call failed: %s", pretty
, bus_error_message(&error
, r
));
346 ts
= now(CLOCK_MONOTONIC
) - ts
;
348 r
= sd_bus_message_enter_container(reply
, 'a', "(is)");
350 return bus_log_create_error(r
);
352 while ((r
= sd_bus_message_enter_container(reply
, 'r', "is")) > 0) {
356 assert_cc(sizeof(int) == sizeof(int32_t));
358 r
= sd_bus_message_read(reply
, "is", &ifindex
, &n
);
362 r
= sd_bus_message_exit_container(reply
);
366 k
= printf("%*s%s %s%s%s",
367 (int) strlen(pretty
), c
== 0 ? pretty
: "",
369 ansi_highlight(), n
, ansi_normal());
371 print_ifindex_comment(k
, ifindex
);
377 return bus_log_parse_error(r
);
379 r
= sd_bus_message_exit_container(reply
);
381 return bus_log_parse_error(r
);
383 r
= sd_bus_message_read(reply
, "t", &flags
);
385 return bus_log_parse_error(r
);
388 return log_error_errno(SYNTHETIC_ERRNO(ESRCH
),
389 "%s: no names found", pretty
);
391 print_source(flags
, ts
);
396 static int output_rr_packet(const void *d
, size_t l
, int ifindex
) {
397 _cleanup_(dns_resource_record_unrefp
) DnsResourceRecord
*rr
= NULL
;
398 _cleanup_(dns_packet_unrefp
) DnsPacket
*p
= NULL
;
401 r
= dns_packet_new(&p
, DNS_PROTOCOL_DNS
, 0, DNS_PACKET_SIZE_MAX
);
405 p
->refuse_compression
= true;
407 r
= dns_packet_append_blob(p
, d
, l
, NULL
);
411 r
= dns_packet_read_rr(p
, &rr
, NULL
, NULL
);
413 return log_error_errno(r
, "Failed to parse RR: %m");
415 if (arg_raw
== RAW_PAYLOAD
) {
419 k
= dns_resource_record_payload(rr
, &data
);
421 return log_error_errno(k
, "Cannot dump RR: %m");
422 fwrite(data
, 1, k
, stdout
);
427 s
= dns_resource_record_to_string(rr
);
432 print_ifindex_comment(k
, ifindex
);
439 static int idna_candidate(const char *name
, char **ret
) {
440 _cleanup_free_
char *idnafied
= NULL
;
446 r
= dns_name_apply_idna(name
, &idnafied
);
448 return log_error_errno(r
, "Failed to apply IDNA to name '%s': %m", name
);
449 if (r
> 0 && !streq(name
, idnafied
)) {
450 *ret
= TAKE_PTR(idnafied
);
458 static bool single_label_nonsynthetic(const char *name
) {
459 _cleanup_free_
char *first_label
= NULL
;
462 if (!dns_name_is_single_label(name
))
465 if (is_localhost(name
) || is_gateway_hostname(name
))
468 r
= resolve_system_hostname(NULL
, &first_label
);
470 log_warning_errno(r
, "Failed to determine the hostname: %m");
474 return !streq(name
, first_label
);
477 static int resolve_record(sd_bus
*bus
, const char *name
, uint16_t class, uint16_t type
, bool warn_missing
) {
478 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*req
= NULL
, *reply
= NULL
;
479 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
480 _cleanup_free_
char *idnafied
= NULL
;
481 bool needs_authentication
= false;
489 log_debug("Resolving %s %s %s (interface %s).", name
, dns_class_to_string(class), dns_type_to_string(type
), isempty(arg_ifname
) ? "*" : arg_ifname
);
491 if (dns_name_dot_suffixed(name
) == 0 && single_label_nonsynthetic(name
))
492 log_notice("(Note that search domains are not appended when --type= is specified. "
493 "Please specify fully qualified domain names, or remove --type= switch from invocation in order to request regular hostname resolution.)");
495 r
= idna_candidate(name
, &idnafied
);
499 log_notice("(Note that IDNA translation is not applied when --type= is specified. "
500 "Please specify translated domain names — i.e. '%s' — when resolving raw records, or remove --type= switch from invocation in order to request regular hostname resolution.",
503 r
= bus_message_new_method_call(bus
, &req
, bus_resolve_mgr
, "ResolveRecord");
505 return bus_log_create_error(r
);
507 r
= sd_bus_message_append(req
, "isqqt", arg_ifindex
, name
, class, type
, arg_flags
);
509 return bus_log_create_error(r
);
511 ts
= now(CLOCK_MONOTONIC
);
513 r
= sd_bus_call(bus
, req
, SD_RESOLVED_QUERY_TIMEOUT_USEC
, &error
, &reply
);
515 if (warn_missing
|| r
!= -ENXIO
)
516 log_error("%s: resolve call failed: %s", name
, bus_error_message(&error
, r
));
520 ts
= now(CLOCK_MONOTONIC
) - ts
;
522 r
= sd_bus_message_enter_container(reply
, 'a', "(iqqay)");
524 return bus_log_parse_error(r
);
526 while ((r
= sd_bus_message_enter_container(reply
, 'r', "iqqay")) > 0) {
532 assert_cc(sizeof(int) == sizeof(int32_t));
534 r
= sd_bus_message_read(reply
, "iqq", &ifindex
, &c
, &t
);
536 return bus_log_parse_error(r
);
538 r
= sd_bus_message_read_array(reply
, 'y', &d
, &l
);
540 return bus_log_parse_error(r
);
542 r
= sd_bus_message_exit_container(reply
);
544 return bus_log_parse_error(r
);
546 if (arg_raw
== RAW_PACKET
) {
547 uint64_t u64
= htole64(l
);
549 fwrite(&u64
, sizeof(u64
), 1, stdout
);
550 fwrite(d
, 1, l
, stdout
);
552 r
= output_rr_packet(d
, l
, ifindex
);
557 if (dns_type_needs_authentication(t
))
558 needs_authentication
= true;
563 return bus_log_parse_error(r
);
565 r
= sd_bus_message_exit_container(reply
);
567 return bus_log_parse_error(r
);
569 r
= sd_bus_message_read(reply
, "t", &flags
);
571 return bus_log_parse_error(r
);
575 log_error("%s: no records found", name
);
579 print_source(flags
, ts
);
581 if ((flags
& SD_RESOLVED_AUTHENTICATED
) == 0 && needs_authentication
) {
584 fprintf(stderr
, "\n%s"
585 "WARNING: The resources shown contain cryptographic key data which could not be\n"
586 " authenticated. It is not suitable to authenticate any communication.\n"
587 " This is usually indication that DNSSEC authentication was not enabled\n"
588 " or is not available for the selected protocol or DNS servers.%s\n",
589 ansi_highlight_red(),
596 static int resolve_rfc4501(sd_bus
*bus
, const char *name
) {
597 uint16_t type
= 0, class = 0;
598 const char *p
, *q
, *n
;
603 assert(startswith(name
, "dns:"));
605 /* Parse RFC 4501 dns: URIs */
615 e
= strchr(p
+ 2, '/');
620 log_warning("DNS authority specification not supported; ignoring specified authority.");
627 n
= strndupa_safe(p
, q
- p
);
633 f
= startswith_no_case(q
, "class=");
635 _cleanup_free_
char *t
= NULL
;
639 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
640 "DNS class specified twice.");
642 e
= strchrnul(f
, ';');
643 t
= strndup(f
, e
- f
);
647 r
= dns_class_from_string(t
);
649 return log_error_errno(r
, "Unknown DNS class %s.", t
);
661 f
= startswith_no_case(q
, "type=");
663 _cleanup_free_
char *t
= NULL
;
667 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
668 "DNS type specified twice.");
670 e
= strchrnul(f
, ';');
671 t
= strndup(f
, e
- f
);
675 r
= dns_type_from_string(t
);
677 return log_error_errno(r
, "Unknown DNS type %s: %m", t
);
695 class = arg_class
?: DNS_CLASS_IN
;
697 type
= arg_type
?: DNS_TYPE_A
;
699 return resolve_record(bus
, n
, class, type
, true);
702 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
703 "Invalid DNS URI: %s", name
);
706 static int verb_query(int argc
, char **argv
, void *userdata
) {
707 sd_bus
*bus
= userdata
;
711 STRV_FOREACH(p
, argv
+ 1) {
712 q
= resolve_record(bus
, *p
, arg_class
, arg_type
, true);
718 STRV_FOREACH(p
, argv
+ 1) {
719 if (startswith(*p
, "dns:"))
720 q
= resolve_rfc4501(bus
, *p
);
723 union in_addr_union a
;
725 q
= in_addr_ifindex_from_string_auto(*p
, &family
, &a
, &ifindex
);
727 q
= resolve_address(bus
, family
, &a
, ifindex
);
729 q
= resolve_host(bus
, *p
);
738 static int resolve_service(sd_bus
*bus
, const char *name
, const char *type
, const char *domain
) {
739 const char *canonical_name
, *canonical_type
, *canonical_domain
;
740 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*req
= NULL
, *reply
= NULL
;
741 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
752 name
= empty_to_null(name
);
753 type
= empty_to_null(type
);
756 log_debug("Resolving service \"%s\" of type %s in %s (family %s, interface %s).", name
, type
, domain
, af_to_name(arg_family
) ?: "*", isempty(arg_ifname
) ? "*" : arg_ifname
);
758 log_debug("Resolving service type %s of %s (family %s, interface %s).", type
, domain
, af_to_name(arg_family
) ?: "*", isempty(arg_ifname
) ? "*" : arg_ifname
);
760 log_debug("Resolving service type %s (family %s, interface %s).", domain
, af_to_name(arg_family
) ?: "*", isempty(arg_ifname
) ? "*" : arg_ifname
);
762 r
= bus_message_new_method_call(bus
, &req
, bus_resolve_mgr
, "ResolveService");
764 return bus_log_create_error(r
);
766 r
= sd_bus_message_append(req
, "isssit", arg_ifindex
, name
, type
, domain
, arg_family
, arg_flags
);
768 return bus_log_create_error(r
);
770 ts
= now(CLOCK_MONOTONIC
);
772 r
= sd_bus_call(bus
, req
, SD_RESOLVED_QUERY_TIMEOUT_USEC
, &error
, &reply
);
774 return log_error_errno(r
, "Resolve call failed: %s", bus_error_message(&error
, r
));
776 ts
= now(CLOCK_MONOTONIC
) - ts
;
778 r
= sd_bus_message_enter_container(reply
, 'a', "(qqqsa(iiay)s)");
780 return bus_log_parse_error(r
);
783 (name
? strlen(name
) + 1 : 0) +
784 (type
? strlen(type
) + 1 : 0) +
788 while ((r
= sd_bus_message_enter_container(reply
, 'r', "qqqsa(iiay)s")) > 0) {
789 uint16_t priority
, weight
, port
;
790 const char *hostname
, *canonical
;
792 r
= sd_bus_message_read(reply
, "qqqs", &priority
, &weight
, &port
, &hostname
);
794 return bus_log_parse_error(r
);
797 printf("%*s%s", (int) strlen(name
), c
== 0 ? name
: "", c
== 0 ? "/" : " ");
799 printf("%*s%s", (int) strlen(type
), c
== 0 ? type
: "", c
== 0 ? "/" : " ");
801 printf("%*s%s %s:%u [priority=%u, weight=%u]\n",
802 (int) strlen(domain
), c
== 0 ? domain
: "",
807 r
= sd_bus_message_enter_container(reply
, 'a', "(iiay)");
809 return bus_log_parse_error(r
);
811 while ((r
= sd_bus_message_enter_container(reply
, 'r', "iiay")) > 0) {
812 _cleanup_free_
char *pretty
= NULL
;
813 int ifindex
, family
, k
;
814 union in_addr_union a
;
816 assert_cc(sizeof(int) == sizeof(int32_t));
818 r
= sd_bus_message_read(reply
, "i", &ifindex
);
820 return bus_log_parse_error(r
);
822 sd_bus_error_free(&error
);
823 r
= bus_message_read_in_addr_auto(reply
, &error
, &family
, &a
);
824 if (r
< 0 && !sd_bus_error_has_name(&error
, SD_BUS_ERROR_INVALID_ARGS
))
825 return log_error_errno(r
, "%s: systemd-resolved returned invalid result: %s", name
, bus_error_message(&error
, r
));
827 r
= sd_bus_message_exit_container(reply
);
829 return bus_log_parse_error(r
);
831 if (sd_bus_error_has_name(&error
, SD_BUS_ERROR_INVALID_ARGS
)) {
832 log_debug_errno(r
, "%s: systemd-resolved returned invalid result, ignoring: %s", name
, bus_error_message(&error
, r
));
836 r
= in_addr_ifindex_to_string(family
, &a
, ifindex
, &pretty
);
838 return log_error_errno(r
, "Failed to print address for %s: %m", name
);
840 k
= printf("%*s%s", (int) indent
, "", pretty
);
841 print_ifindex_comment(k
, ifindex
);
845 return bus_log_parse_error(r
);
847 r
= sd_bus_message_exit_container(reply
);
849 return bus_log_parse_error(r
);
851 r
= sd_bus_message_read(reply
, "s", &canonical
);
853 return bus_log_parse_error(r
);
855 if (!streq(hostname
, canonical
))
856 printf("%*s(%s)\n", (int) indent
, "", canonical
);
858 r
= sd_bus_message_exit_container(reply
);
860 return bus_log_parse_error(r
);
865 return bus_log_parse_error(r
);
867 r
= sd_bus_message_exit_container(reply
);
869 return bus_log_parse_error(r
);
871 r
= sd_bus_message_enter_container(reply
, 'a', "ay");
873 return bus_log_parse_error(r
);
875 while ((r
= sd_bus_message_read_array(reply
, 'y', (const void**) &p
, &sz
)) > 0) {
876 _cleanup_free_
char *escaped
= NULL
;
878 escaped
= cescape_length(p
, sz
);
882 printf("%*s%s\n", (int) indent
, "", escaped
);
885 return bus_log_parse_error(r
);
887 r
= sd_bus_message_exit_container(reply
);
889 return bus_log_parse_error(r
);
891 r
= sd_bus_message_read(reply
, "ssst", &canonical_name
, &canonical_type
, &canonical_domain
, &flags
);
893 return bus_log_parse_error(r
);
895 canonical_name
= empty_to_null(canonical_name
);
896 canonical_type
= empty_to_null(canonical_type
);
898 if (!streq_ptr(name
, canonical_name
) ||
899 !streq_ptr(type
, canonical_type
) ||
900 !streq_ptr(domain
, canonical_domain
)) {
902 printf("%*s(", (int) indent
, "");
905 printf("%s/", canonical_name
);
907 printf("%s/", canonical_type
);
909 printf("%s)\n", canonical_domain
);
912 print_source(flags
, ts
);
917 static int verb_service(int argc
, char **argv
, void *userdata
) {
918 sd_bus
*bus
= userdata
;
921 return resolve_service(bus
, NULL
, NULL
, argv
[1]);
923 return resolve_service(bus
, NULL
, argv
[1], argv
[2]);
925 return resolve_service(bus
, argv
[1], argv
[2], argv
[3]);
928 static int resolve_openpgp(sd_bus
*bus
, const char *address
) {
929 const char *domain
, *full
;
931 _cleanup_free_
char *hashed
= NULL
;
936 domain
= strrchr(address
, '@');
938 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
939 "Address does not contain '@': \"%s\"", address
);
940 if (domain
== address
|| domain
[1] == '\0')
941 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
942 "Address starts or ends with '@': \"%s\"", address
);
945 r
= string_hashsum_sha256(address
, domain
- 1 - address
, &hashed
);
947 return log_error_errno(r
, "Hashing failed: %m");
949 strshorten(hashed
, 56);
951 full
= strjoina(hashed
, "._openpgpkey.", domain
);
952 log_debug("Looking up \"%s\".", full
);
954 r
= resolve_record(bus
, full
,
955 arg_class
?: DNS_CLASS_IN
,
956 arg_type
?: DNS_TYPE_OPENPGPKEY
, false);
958 if (IN_SET(r
, -ENXIO
, -ESRCH
)) { /* NXDOMAIN or NODATA? */
959 hashed
= mfree(hashed
);
960 r
= string_hashsum_sha224(address
, domain
- 1 - address
, &hashed
);
962 return log_error_errno(r
, "Hashing failed: %m");
964 full
= strjoina(hashed
, "._openpgpkey.", domain
);
965 log_debug("Looking up \"%s\".", full
);
967 return resolve_record(bus
, full
,
968 arg_class
?: DNS_CLASS_IN
,
969 arg_type
?: DNS_TYPE_OPENPGPKEY
, true);
975 static int verb_openpgp(int argc
, char **argv
, void *userdata
) {
976 sd_bus
*bus
= userdata
;
979 STRV_FOREACH(p
, argv
+ 1) {
980 q
= resolve_openpgp(bus
, *p
);
988 static int resolve_tlsa(sd_bus
*bus
, const char *family
, const char *address
) {
990 uint16_t port_num
= 443;
991 _cleanup_free_
char *full
= NULL
;
997 port
= strrchr(address
, ':');
999 r
= parse_ip_port(port
+ 1, &port_num
);
1001 return log_error_errno(r
, "Invalid port \"%s\".", port
+ 1);
1003 address
= strndupa_safe(address
, port
- address
);
1006 r
= asprintf(&full
, "_%u._%s.%s",
1013 log_debug("Looking up \"%s\".", full
);
1015 return resolve_record(bus
, full
,
1016 arg_class
?: DNS_CLASS_IN
,
1017 arg_type
?: DNS_TYPE_TLSA
, true);
1020 static bool service_family_is_valid(const char *s
) {
1021 return STR_IN_SET(s
, "tcp", "udp", "sctp");
1024 static int verb_tlsa(int argc
, char **argv
, void *userdata
) {
1025 sd_bus
*bus
= userdata
;
1026 char **args
= argv
+ 1;
1027 const char *family
= "tcp";
1030 if (service_family_is_valid(argv
[1])) {
1035 STRV_FOREACH(p
, args
) {
1036 q
= resolve_tlsa(bus
, family
, *p
);
1044 static int show_statistics(int argc
, char **argv
, void *userdata
) {
1045 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1046 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1047 _cleanup_(table_unrefp
) Table
*table
= NULL
;
1048 sd_bus
*bus
= ASSERT_PTR(userdata
);
1049 uint64_t n_current_transactions
, n_total_transactions
,
1050 cache_size
, n_cache_hit
, n_cache_miss
,
1051 n_dnssec_secure
, n_dnssec_insecure
, n_dnssec_bogus
, n_dnssec_indeterminate
;
1052 int r
, dnssec_supported
;
1054 r
= bus_get_property_trivial(bus
, bus_resolve_mgr
, "DNSSECSupported", &error
, 'b', &dnssec_supported
);
1056 return log_error_errno(r
, "Failed to get DNSSEC supported state: %s", bus_error_message(&error
, r
));
1058 printf("DNSSEC supported by current servers: %s%s%s\n\n",
1060 yes_no(dnssec_supported
),
1063 r
= bus_get_property(bus
, bus_resolve_mgr
, "TransactionStatistics", &error
, &reply
, "(tt)");
1065 return log_error_errno(r
, "Failed to get transaction statistics: %s", bus_error_message(&error
, r
));
1067 r
= sd_bus_message_read(reply
, "(tt)",
1068 &n_current_transactions
,
1069 &n_total_transactions
);
1071 return bus_log_parse_error(r
);
1073 reply
= sd_bus_message_unref(reply
);
1075 r
= bus_get_property(bus
, bus_resolve_mgr
, "CacheStatistics", &error
, &reply
, "(ttt)");
1077 return log_error_errno(r
, "Failed to get cache statistics: %s", bus_error_message(&error
, r
));
1079 r
= sd_bus_message_read(reply
, "(ttt)",
1084 return bus_log_parse_error(r
);
1086 reply
= sd_bus_message_unref(reply
);
1088 r
= bus_get_property(bus
, bus_resolve_mgr
, "DNSSECStatistics", &error
, &reply
, "(tttt)");
1090 return log_error_errno(r
, "Failed to get DNSSEC statistics: %s", bus_error_message(&error
, r
));
1092 r
= sd_bus_message_read(reply
, "(tttt)",
1096 &n_dnssec_indeterminate
);
1098 return bus_log_parse_error(r
);
1100 table
= table_new("key", "value");
1104 table_set_header(table
, false);
1106 r
= table_add_many(table
,
1107 TABLE_STRING
, "Transactions",
1108 TABLE_SET_COLOR
, ansi_highlight(),
1110 TABLE_STRING
, "Current Transactions:",
1111 TABLE_SET_ALIGN_PERCENT
, 100,
1112 TABLE_UINT64
, n_current_transactions
,
1113 TABLE_STRING
, "Total Transactions:",
1114 TABLE_UINT64
, n_total_transactions
,
1115 TABLE_EMPTY
, TABLE_EMPTY
,
1116 TABLE_STRING
, "Cache",
1117 TABLE_SET_COLOR
, ansi_highlight(),
1118 TABLE_SET_ALIGN_PERCENT
, 0,
1120 TABLE_STRING
, "Current Cache Size:",
1121 TABLE_SET_ALIGN_PERCENT
, 100,
1122 TABLE_UINT64
, cache_size
,
1123 TABLE_STRING
, "Cache Hits:",
1124 TABLE_UINT64
, n_cache_hit
,
1125 TABLE_STRING
, "Cache Misses:",
1126 TABLE_UINT64
, n_cache_miss
,
1127 TABLE_EMPTY
, TABLE_EMPTY
,
1128 TABLE_STRING
, "DNSSEC Verdicts",
1129 TABLE_SET_COLOR
, ansi_highlight(),
1130 TABLE_SET_ALIGN_PERCENT
, 0,
1132 TABLE_STRING
, "Secure:",
1133 TABLE_SET_ALIGN_PERCENT
, 100,
1134 TABLE_UINT64
, n_dnssec_secure
,
1135 TABLE_STRING
, "Insecure:",
1136 TABLE_UINT64
, n_dnssec_insecure
,
1137 TABLE_STRING
, "Bogus:",
1138 TABLE_UINT64
, n_dnssec_bogus
,
1139 TABLE_STRING
, "Indeterminate:",
1140 TABLE_UINT64
, n_dnssec_indeterminate
);
1142 table_log_add_error(r
);
1144 r
= table_print(table
, NULL
);
1146 return table_log_print_error(r
);
1151 static int reset_statistics(int argc
, char **argv
, void *userdata
) {
1152 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1153 sd_bus
*bus
= userdata
;
1156 r
= bus_call_method(bus
, bus_resolve_mgr
, "ResetStatistics", &error
, NULL
, NULL
);
1158 return log_error_errno(r
, "Failed to reset statistics: %s", bus_error_message(&error
, r
));
1163 static int flush_caches(int argc
, char **argv
, void *userdata
) {
1164 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1165 sd_bus
*bus
= userdata
;
1168 r
= bus_call_method(bus
, bus_resolve_mgr
, "FlushCaches", &error
, NULL
, NULL
);
1170 return log_error_errno(r
, "Failed to flush caches: %s", bus_error_message(&error
, r
));
1175 static int reset_server_features(int argc
, char **argv
, void *userdata
) {
1176 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1177 sd_bus
*bus
= userdata
;
1180 r
= bus_call_method(bus
, bus_resolve_mgr
, "ResetServerFeatures", &error
, NULL
, NULL
);
1182 return log_error_errno(r
, "Failed to reset server features: %s", bus_error_message(&error
, r
));
1187 static int read_dns_server_one(sd_bus_message
*m
, bool with_ifindex
, bool extended
, char **ret
) {
1188 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1189 _cleanup_free_
char *pretty
= NULL
;
1190 int ifindex
, family
, r
, k
;
1191 union in_addr_union a
;
1192 const char *name
= NULL
;
1198 r
= sd_bus_message_enter_container(m
, 'r', with_ifindex
? (extended
? "iiayqs" : "iiay") : (extended
? "iayqs" : "iay"));
1203 r
= sd_bus_message_read(m
, "i", &ifindex
);
1208 k
= bus_message_read_in_addr_auto(m
, &error
, &family
, &a
);
1209 if (k
< 0 && !sd_bus_error_has_name(&error
, SD_BUS_ERROR_INVALID_ARGS
))
1213 r
= sd_bus_message_read(m
, "q", &port
);
1217 r
= sd_bus_message_read(m
, "s", &name
);
1222 r
= sd_bus_message_exit_container(m
);
1227 log_debug("Invalid DNS server, ignoring: %s", bus_error_message(&error
, k
));
1232 if (with_ifindex
&& ifindex
!= 0) {
1233 /* only show the global ones here */
1238 r
= in_addr_port_ifindex_name_to_string(family
, &a
, port
, ifindex
, name
, &pretty
);
1242 *ret
= TAKE_PTR(pretty
);
1247 static int map_link_dns_servers_internal(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
, bool extended
) {
1248 char ***l
= ASSERT_PTR(userdata
);
1255 r
= sd_bus_message_enter_container(m
, 'a', extended
? "(iayqs)" : "(iay)");
1260 _cleanup_free_
char *pretty
= NULL
;
1262 r
= read_dns_server_one(m
, false, extended
, &pretty
);
1268 if (isempty(pretty
))
1271 r
= strv_consume(l
, TAKE_PTR(pretty
));
1276 r
= sd_bus_message_exit_container(m
);
1283 static int map_link_dns_servers(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
1284 return map_link_dns_servers_internal(bus
, member
, m
, error
, userdata
, false);
1287 static int map_link_dns_servers_ex(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
1288 return map_link_dns_servers_internal(bus
, member
, m
, error
, userdata
, true);
1291 static int map_link_current_dns_server(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
1295 return read_dns_server_one(m
, false, false, userdata
);
1298 static int map_link_current_dns_server_ex(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
1302 return read_dns_server_one(m
, false, true, userdata
);
1305 static int read_domain_one(sd_bus_message
*m
, bool with_ifindex
, char **ret
) {
1306 _cleanup_free_
char *str
= NULL
;
1307 int ifindex
, route_only
, r
;
1314 r
= sd_bus_message_read(m
, "(isb)", &ifindex
, &domain
, &route_only
);
1316 r
= sd_bus_message_read(m
, "(sb)", &domain
, &route_only
);
1320 if (with_ifindex
&& ifindex
!= 0) {
1321 /* only show the global ones here */
1327 str
= strjoin("~", domain
);
1329 str
= strdup(domain
);
1333 *ret
= TAKE_PTR(str
);
1338 static int map_link_domains(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
1339 char ***l
= ASSERT_PTR(userdata
);
1346 r
= sd_bus_message_enter_container(m
, 'a', "(sb)");
1351 _cleanup_free_
char *pretty
= NULL
;
1353 r
= read_domain_one(m
, false, &pretty
);
1359 if (isempty(pretty
))
1362 r
= strv_consume(l
, TAKE_PTR(pretty
));
1367 r
= sd_bus_message_exit_container(m
);
1376 static int status_print_strv_ifindex(int ifindex
, const char *ifname
, char **p
) {
1377 const unsigned indent
= strlen("Global: "); /* Use the same indentation everywhere to make things nice */
1381 printf("%s%nLink %i (%s)%n%s:", ansi_highlight(), &pos1
, ifindex
, ifname
, &pos2
, ansi_normal());
1383 printf("%s%nGlobal%n%s:", ansi_highlight(), &pos1
, &pos2
, ansi_normal());
1385 size_t cols
= columns(), position
= pos2
- pos1
+ 2;
1387 STRV_FOREACH(i
, p
) {
1388 size_t our_len
= utf8_console_width(*i
); /* This returns -1 on invalid utf-8 (which shouldn't happen).
1389 * If that happens, we'll just print one item per line. */
1391 if (position
<= indent
|| size_add(size_add(position
, 1), our_len
) < cols
) {
1393 position
= size_add(size_add(position
, 1), our_len
);
1395 printf("\n%*s%s", (int) indent
, "", *i
);
1396 position
= size_add(our_len
, indent
);
1405 static int status_print_strv_global(char **p
) {
1406 return status_print_strv_ifindex(0, NULL
, p
);
1409 typedef struct LinkInfo
{
1410 uint64_t scopes_mask
;
1413 const char *dns_over_tls
;
1416 char *current_dns_ex
;
1421 bool dnssec_supported
;
1425 typedef struct GlobalInfo
{
1427 char *current_dns_ex
;
1430 char **fallback_dns
;
1431 char **fallback_dns_ex
;
1436 const char *dns_over_tls
;
1438 const char *resolv_conf_mode
;
1439 bool dnssec_supported
;
1442 static void link_info_clear(LinkInfo
*p
) {
1443 free(p
->current_dns
);
1444 free(p
->current_dns_ex
);
1446 strv_free(p
->dns_ex
);
1447 strv_free(p
->domains
);
1451 static void global_info_clear(GlobalInfo
*p
) {
1452 free(p
->current_dns
);
1453 free(p
->current_dns_ex
);
1455 strv_free(p
->dns_ex
);
1456 strv_free(p
->fallback_dns
);
1457 strv_free(p
->fallback_dns_ex
);
1458 strv_free(p
->domains
);
1462 static int dump_list(Table
*table
, const char *prefix
, char * const *l
) {
1465 if (strv_isempty(l
))
1468 r
= table_add_many(table
,
1469 TABLE_STRING
, prefix
,
1470 TABLE_STRV_WRAPPED
, l
);
1472 return table_log_add_error(r
);
1477 static int strv_extend_extended_bool(char ***strv
, const char *name
, const char *value
) {
1481 r
= parse_boolean(value
);
1483 return strv_extendf(strv
, "%s%s", plus_minus(r
), name
);
1486 return strv_extendf(strv
, "%s=%s", name
, value
?: "???");
1489 static char** link_protocol_status(const LinkInfo
*info
) {
1490 _cleanup_strv_free_
char **s
= NULL
;
1492 if (strv_extendf(&s
, "%sDefaultRoute", plus_minus(info
->default_route
)) < 0)
1495 if (strv_extend_extended_bool(&s
, "LLMNR", info
->llmnr
) < 0)
1498 if (strv_extend_extended_bool(&s
, "mDNS", info
->mdns
) < 0)
1501 if (strv_extend_extended_bool(&s
, "DNSOverTLS", info
->dns_over_tls
) < 0)
1504 if (strv_extendf(&s
, "DNSSEC=%s/%s",
1505 info
->dnssec
?: "???",
1506 info
->dnssec_supported
? "supported" : "unsupported") < 0)
1512 static char** global_protocol_status(const GlobalInfo
*info
) {
1513 _cleanup_strv_free_
char **s
= NULL
;
1515 if (strv_extend_extended_bool(&s
, "LLMNR", info
->llmnr
) < 0)
1518 if (strv_extend_extended_bool(&s
, "mDNS", info
->mdns
) < 0)
1521 if (strv_extend_extended_bool(&s
, "DNSOverTLS", info
->dns_over_tls
) < 0)
1524 if (strv_extendf(&s
, "DNSSEC=%s/%s",
1525 info
->dnssec
?: "???",
1526 info
->dnssec_supported
? "supported" : "unsupported") < 0)
1532 static int status_ifindex(sd_bus
*bus
, int ifindex
, const char *name
, StatusMode mode
, bool *empty_line
) {
1533 static const struct bus_properties_map property_map
[] = {
1534 { "ScopesMask", "t", NULL
, offsetof(LinkInfo
, scopes_mask
) },
1535 { "DNS", "a(iay)", map_link_dns_servers
, offsetof(LinkInfo
, dns
) },
1536 { "DNSEx", "a(iayqs)", map_link_dns_servers_ex
, offsetof(LinkInfo
, dns_ex
) },
1537 { "CurrentDNSServer", "(iay)", map_link_current_dns_server
, offsetof(LinkInfo
, current_dns
) },
1538 { "CurrentDNSServerEx", "(iayqs)", map_link_current_dns_server_ex
, offsetof(LinkInfo
, current_dns_ex
) },
1539 { "Domains", "a(sb)", map_link_domains
, offsetof(LinkInfo
, domains
) },
1540 { "DefaultRoute", "b", NULL
, offsetof(LinkInfo
, default_route
) },
1541 { "LLMNR", "s", NULL
, offsetof(LinkInfo
, llmnr
) },
1542 { "MulticastDNS", "s", NULL
, offsetof(LinkInfo
, mdns
) },
1543 { "DNSOverTLS", "s", NULL
, offsetof(LinkInfo
, dns_over_tls
) },
1544 { "DNSSEC", "s", NULL
, offsetof(LinkInfo
, dnssec
) },
1545 { "DNSSECNegativeTrustAnchors", "as", bus_map_strv_sort
, offsetof(LinkInfo
, ntas
) },
1546 { "DNSSECSupported", "b", NULL
, offsetof(LinkInfo
, dnssec_supported
) },
1549 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1550 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
1551 _cleanup_(link_info_clear
) LinkInfo link_info
= {};
1552 _cleanup_(table_unrefp
) Table
*table
= NULL
;
1553 _cleanup_free_
char *p
= NULL
;
1554 char ifi
[DECIMAL_STR_MAX(int)], ifname
[IF_NAMESIZE
];
1558 assert(ifindex
> 0);
1561 r
= format_ifname(ifindex
, ifname
);
1563 return log_error_errno(r
, "Failed to resolve interface name for %i: %m", ifindex
);
1568 xsprintf(ifi
, "%i", ifindex
);
1569 r
= sd_bus_path_encode("/org/freedesktop/resolve1/link", ifi
, &p
);
1573 r
= bus_map_all_properties(bus
,
1574 "org.freedesktop.resolve1",
1577 BUS_MAP_BOOLEAN_AS_BOOL
,
1582 return log_error_errno(r
, "Failed to get link data for %i: %s", ifindex
, bus_error_message(&error
, r
));
1584 pager_open(arg_pager_flags
);
1586 if (mode
== STATUS_DNS
)
1587 return status_print_strv_ifindex(ifindex
, name
, link_info
.dns_ex
?: link_info
.dns
);
1589 if (mode
== STATUS_DOMAIN
)
1590 return status_print_strv_ifindex(ifindex
, name
, link_info
.domains
);
1592 if (mode
== STATUS_NTA
)
1593 return status_print_strv_ifindex(ifindex
, name
, link_info
.ntas
);
1595 if (mode
== STATUS_DEFAULT_ROUTE
) {
1596 printf("%sLink %i (%s)%s: %s\n",
1597 ansi_highlight(), ifindex
, name
, ansi_normal(),
1598 yes_no(link_info
.default_route
));
1603 if (mode
== STATUS_LLMNR
) {
1604 printf("%sLink %i (%s)%s: %s\n",
1605 ansi_highlight(), ifindex
, name
, ansi_normal(),
1606 strna(link_info
.llmnr
));
1611 if (mode
== STATUS_MDNS
) {
1612 printf("%sLink %i (%s)%s: %s\n",
1613 ansi_highlight(), ifindex
, name
, ansi_normal(),
1614 strna(link_info
.mdns
));
1619 if (mode
== STATUS_PRIVATE
) {
1620 printf("%sLink %i (%s)%s: %s\n",
1621 ansi_highlight(), ifindex
, name
, ansi_normal(),
1622 strna(link_info
.dns_over_tls
));
1627 if (mode
== STATUS_DNSSEC
) {
1628 printf("%sLink %i (%s)%s: %s\n",
1629 ansi_highlight(), ifindex
, name
, ansi_normal(),
1630 strna(link_info
.dnssec
));
1635 if (empty_line
&& *empty_line
)
1636 fputc('\n', stdout
);
1638 printf("%sLink %i (%s)%s\n",
1639 ansi_highlight(), ifindex
, name
, ansi_normal());
1641 table
= table_new("key", "value");
1645 table_set_header(table
, false);
1647 r
= table_add_many(table
,
1648 TABLE_STRING
, "Current Scopes:",
1649 TABLE_SET_ALIGN_PERCENT
, 100);
1651 return table_log_add_error(r
);
1653 if (link_info
.scopes_mask
== 0)
1654 r
= table_add_cell(table
, NULL
, TABLE_STRING
, "none");
1656 _cleanup_free_
char *buf
= NULL
;
1659 if (asprintf(&buf
, "%s%s%s%s%s",
1660 link_info
.scopes_mask
& SD_RESOLVED_DNS
? "DNS " : "",
1661 link_info
.scopes_mask
& SD_RESOLVED_LLMNR_IPV4
? "LLMNR/IPv4 " : "",
1662 link_info
.scopes_mask
& SD_RESOLVED_LLMNR_IPV6
? "LLMNR/IPv6 " : "",
1663 link_info
.scopes_mask
& SD_RESOLVED_MDNS_IPV4
? "mDNS/IPv4 " : "",
1664 link_info
.scopes_mask
& SD_RESOLVED_MDNS_IPV6
? "mDNS/IPv6 " : "") < 0)
1669 buf
[len
- 1] = '\0';
1671 r
= table_add_cell(table
, NULL
, TABLE_STRING
, buf
);
1674 return table_log_add_error(r
);
1676 _cleanup_strv_free_
char **pstatus
= link_protocol_status(&link_info
);
1680 r
= table_add_many(table
,
1681 TABLE_STRING
, "Protocols:",
1682 TABLE_STRV_WRAPPED
, pstatus
);
1684 return table_log_add_error(r
);
1686 if (link_info
.current_dns
) {
1687 r
= table_add_many(table
,
1688 TABLE_STRING
, "Current DNS Server:",
1689 TABLE_STRING
, link_info
.current_dns_ex
?: link_info
.current_dns
);
1691 return table_log_add_error(r
);
1694 r
= dump_list(table
, "DNS Servers:", link_info
.dns_ex
?: link_info
.dns
);
1698 r
= dump_list(table
, "DNS Domain:", link_info
.domains
);
1702 r
= table_print(table
, NULL
);
1704 return table_log_print_error(r
);
1712 static int map_global_dns_servers_internal(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
, bool extended
) {
1713 char ***l
= ASSERT_PTR(userdata
);
1720 r
= sd_bus_message_enter_container(m
, 'a', extended
? "(iiayqs)" : "(iiay)");
1725 _cleanup_free_
char *pretty
= NULL
;
1727 r
= read_dns_server_one(m
, true, extended
, &pretty
);
1733 if (isempty(pretty
))
1736 r
= strv_consume(l
, TAKE_PTR(pretty
));
1741 r
= sd_bus_message_exit_container(m
);
1748 static int map_global_dns_servers(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
1749 return map_global_dns_servers_internal(bus
, member
, m
, error
, userdata
, false);
1752 static int map_global_dns_servers_ex(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
1753 return map_global_dns_servers_internal(bus
, member
, m
, error
, userdata
, true);
1756 static int map_global_current_dns_server(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
1760 return read_dns_server_one(m
, true, false, userdata
);
1763 static int map_global_current_dns_server_ex(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
1767 return read_dns_server_one(m
, true, true, userdata
);
1770 static int map_global_domains(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
1771 char ***l
= ASSERT_PTR(userdata
);
1778 r
= sd_bus_message_enter_container(m
, 'a', "(isb)");
1783 _cleanup_free_
char *pretty
= NULL
;
1785 r
= read_domain_one(m
, true, &pretty
);
1791 if (isempty(pretty
))
1794 r
= strv_consume(l
, TAKE_PTR(pretty
));
1799 r
= sd_bus_message_exit_container(m
);
1808 static int status_global(sd_bus
*bus
, StatusMode mode
, bool *empty_line
) {
1809 static const struct bus_properties_map property_map
[] = {
1810 { "DNS", "a(iiay)", map_global_dns_servers
, offsetof(GlobalInfo
, dns
) },
1811 { "DNSEx", "a(iiayqs)", map_global_dns_servers_ex
, offsetof(GlobalInfo
, dns_ex
) },
1812 { "FallbackDNS", "a(iiay)", map_global_dns_servers
, offsetof(GlobalInfo
, fallback_dns
) },
1813 { "FallbackDNSEx", "a(iiayqs)", map_global_dns_servers_ex
, offsetof(GlobalInfo
, fallback_dns_ex
) },
1814 { "CurrentDNSServer", "(iiay)", map_global_current_dns_server
, offsetof(GlobalInfo
, current_dns
) },
1815 { "CurrentDNSServerEx", "(iiayqs)", map_global_current_dns_server_ex
, offsetof(GlobalInfo
, current_dns_ex
) },
1816 { "Domains", "a(isb)", map_global_domains
, offsetof(GlobalInfo
, domains
) },
1817 { "DNSSECNegativeTrustAnchors", "as", bus_map_strv_sort
, offsetof(GlobalInfo
, ntas
) },
1818 { "LLMNR", "s", NULL
, offsetof(GlobalInfo
, llmnr
) },
1819 { "MulticastDNS", "s", NULL
, offsetof(GlobalInfo
, mdns
) },
1820 { "DNSOverTLS", "s", NULL
, offsetof(GlobalInfo
, dns_over_tls
) },
1821 { "DNSSEC", "s", NULL
, offsetof(GlobalInfo
, dnssec
) },
1822 { "DNSSECSupported", "b", NULL
, offsetof(GlobalInfo
, dnssec_supported
) },
1823 { "ResolvConfMode", "s", NULL
, offsetof(GlobalInfo
, resolv_conf_mode
) },
1826 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1827 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
1828 _cleanup_(global_info_clear
) GlobalInfo global_info
= {};
1829 _cleanup_(table_unrefp
) Table
*table
= NULL
;
1835 r
= bus_map_all_properties(bus
,
1836 "org.freedesktop.resolve1",
1837 "/org/freedesktop/resolve1",
1839 BUS_MAP_BOOLEAN_AS_BOOL
,
1844 return log_error_errno(r
, "Failed to get global data: %s", bus_error_message(&error
, r
));
1846 pager_open(arg_pager_flags
);
1848 if (mode
== STATUS_DNS
)
1849 return status_print_strv_global(global_info
.dns_ex
?: global_info
.dns
);
1851 if (mode
== STATUS_DOMAIN
)
1852 return status_print_strv_global(global_info
.domains
);
1854 if (mode
== STATUS_NTA
)
1855 return status_print_strv_global(global_info
.ntas
);
1857 if (mode
== STATUS_LLMNR
) {
1858 printf("%sGlobal%s: %s\n", ansi_highlight(), ansi_normal(),
1859 strna(global_info
.llmnr
));
1864 if (mode
== STATUS_MDNS
) {
1865 printf("%sGlobal%s: %s\n", ansi_highlight(), ansi_normal(),
1866 strna(global_info
.mdns
));
1871 if (mode
== STATUS_PRIVATE
) {
1872 printf("%sGlobal%s: %s\n", ansi_highlight(), ansi_normal(),
1873 strna(global_info
.dns_over_tls
));
1878 if (mode
== STATUS_DNSSEC
) {
1879 printf("%sGlobal%s: %s\n", ansi_highlight(), ansi_normal(),
1880 strna(global_info
.dnssec
));
1885 printf("%sGlobal%s\n", ansi_highlight(), ansi_normal());
1887 table
= table_new("key", "value");
1891 table_set_header(table
, false);
1893 _cleanup_strv_free_
char **pstatus
= global_protocol_status(&global_info
);
1897 r
= table_add_many(table
,
1898 TABLE_STRING
, "Protocols:",
1899 TABLE_SET_ALIGN_PERCENT
, 100,
1900 TABLE_STRV_WRAPPED
, pstatus
);
1902 return table_log_add_error(r
);
1904 if (global_info
.resolv_conf_mode
) {
1905 r
= table_add_many(table
,
1906 TABLE_STRING
, "resolv.conf mode:",
1907 TABLE_STRING
, global_info
.resolv_conf_mode
);
1909 return table_log_add_error(r
);
1912 if (global_info
.current_dns
) {
1913 r
= table_add_many(table
,
1914 TABLE_STRING
, "Current DNS Server:",
1915 TABLE_STRING
, global_info
.current_dns_ex
?: global_info
.current_dns
);
1917 return table_log_add_error(r
);
1920 r
= dump_list(table
, "DNS Servers:", global_info
.dns_ex
?: global_info
.dns
);
1924 r
= dump_list(table
, "Fallback DNS Servers:", global_info
.fallback_dns_ex
?: global_info
.fallback_dns
);
1928 r
= dump_list(table
, "DNS Domain:", global_info
.domains
);
1932 r
= table_print(table
, NULL
);
1934 return table_log_print_error(r
);
1941 static int status_all(sd_bus
*bus
, StatusMode mode
) {
1942 _cleanup_(sd_netlink_message_unrefp
) sd_netlink_message
*req
= NULL
, *reply
= NULL
;
1943 _cleanup_(sd_netlink_unrefp
) sd_netlink
*rtnl
= NULL
;
1944 bool empty_line
= false;
1949 r
= status_global(bus
, mode
, &empty_line
);
1953 r
= sd_netlink_open(&rtnl
);
1955 return log_error_errno(r
, "Failed to connect to netlink: %m");
1957 r
= sd_rtnl_message_new_link(rtnl
, &req
, RTM_GETLINK
, 0);
1959 return rtnl_log_create_error(r
);
1961 r
= sd_netlink_message_set_request_dump(req
, true);
1963 return rtnl_log_create_error(r
);
1965 r
= sd_netlink_call(rtnl
, req
, 0, &reply
);
1967 return log_error_errno(r
, "Failed to enumerate links: %m");
1969 _cleanup_free_ InterfaceInfo
*infos
= NULL
;
1972 for (sd_netlink_message
*i
= reply
; i
; i
= sd_netlink_message_next(i
)) {
1977 r
= sd_netlink_message_get_type(i
, &type
);
1979 return rtnl_log_parse_error(r
);
1981 if (type
!= RTM_NEWLINK
)
1984 r
= sd_rtnl_message_link_get_ifindex(i
, &ifindex
);
1986 return rtnl_log_parse_error(r
);
1988 if (ifindex
== LOOPBACK_IFINDEX
)
1991 r
= sd_netlink_message_read_string(i
, IFLA_IFNAME
, &name
);
1993 return rtnl_log_parse_error(r
);
1995 if (!GREEDY_REALLOC(infos
, n_infos
+ 1))
1998 infos
[n_infos
++] = (InterfaceInfo
) { ifindex
, name
};
2001 typesafe_qsort(infos
, n_infos
, interface_info_compare
);
2004 for (size_t i
= 0; i
< n_infos
; i
++) {
2005 int q
= status_ifindex(bus
, infos
[i
].index
, infos
[i
].name
, mode
, &empty_line
);
2006 if (q
< 0 && r
>= 0)
2013 static int verb_status(int argc
, char **argv
, void *userdata
) {
2014 sd_bus
*bus
= userdata
;
2015 _cleanup_(sd_netlink_unrefp
) sd_netlink
*rtnl
= NULL
;
2019 bool empty_line
= false;
2021 STRV_FOREACH(ifname
, argv
+ 1) {
2024 ifindex
= rtnl_resolve_interface(&rtnl
, *ifname
);
2026 log_warning_errno(ifindex
, "Failed to resolve interface \"%s\", ignoring: %m", *ifname
);
2030 q
= status_ifindex(bus
, ifindex
, NULL
, STATUS_ALL
, &empty_line
);
2035 r
= status_all(bus
, STATUS_ALL
);
2040 static int call_dns(sd_bus
*bus
, char **dns
, const BusLocator
*locator
, sd_bus_error
*error
, bool extended
) {
2041 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*req
= NULL
;
2044 r
= bus_message_new_method_call(bus
, &req
, locator
, extended
? "SetLinkDNSEx" : "SetLinkDNS");
2046 return bus_log_create_error(r
);
2048 r
= sd_bus_message_append(req
, "i", arg_ifindex
);
2050 return bus_log_create_error(r
);
2052 r
= sd_bus_message_open_container(req
, 'a', extended
? "(iayqs)" : "(iay)");
2054 return bus_log_create_error(r
);
2056 /* If only argument is the empty string, then call SetLinkDNS() with an
2057 * empty list, which will clear the list of domains for an interface. */
2058 if (!strv_equal(dns
, STRV_MAKE("")))
2059 STRV_FOREACH(p
, dns
) {
2060 _cleanup_free_
char *name
= NULL
;
2061 struct in_addr_data data
;
2065 r
= in_addr_port_ifindex_name_from_string_auto(*p
, &data
.family
, &data
.address
, &port
, &ifindex
, &name
);
2067 return log_error_errno(r
, "Failed to parse DNS server address: %s", *p
);
2069 if (ifindex
!= 0 && ifindex
!= arg_ifindex
)
2070 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Invalid ifindex: %i", ifindex
);
2072 r
= sd_bus_message_open_container(req
, 'r', extended
? "iayqs" : "iay");
2074 return bus_log_create_error(r
);
2076 r
= sd_bus_message_append(req
, "i", data
.family
);
2078 return bus_log_create_error(r
);
2080 r
= sd_bus_message_append_array(req
, 'y', &data
.address
, FAMILY_ADDRESS_SIZE(data
.family
));
2082 return bus_log_create_error(r
);
2085 r
= sd_bus_message_append(req
, "q", port
);
2087 return bus_log_create_error(r
);
2089 r
= sd_bus_message_append(req
, "s", name
);
2091 return bus_log_create_error(r
);
2094 r
= sd_bus_message_close_container(req
);
2096 return bus_log_create_error(r
);
2099 r
= sd_bus_message_close_container(req
);
2101 return bus_log_create_error(r
);
2103 r
= sd_bus_call(bus
, req
, 0, error
, NULL
);
2104 if (r
< 0 && extended
&& sd_bus_error_has_name(error
, SD_BUS_ERROR_UNKNOWN_METHOD
)) {
2105 sd_bus_error_free(error
);
2106 return call_dns(bus
, dns
, locator
, error
, false);
2111 static int verb_dns(int argc
, char **argv
, void *userdata
) {
2112 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2113 sd_bus
*bus
= ASSERT_PTR(userdata
);
2117 r
= ifname_mangle(argv
[1]);
2122 if (arg_ifindex
<= 0)
2123 return status_all(bus
, STATUS_DNS
);
2126 return status_ifindex(bus
, arg_ifindex
, NULL
, STATUS_DNS
, NULL
);
2128 r
= call_dns(bus
, argv
+ 2, bus_resolve_mgr
, &error
, true);
2129 if (r
< 0 && sd_bus_error_has_name(&error
, BUS_ERROR_LINK_BUSY
)) {
2130 sd_bus_error_free(&error
);
2132 r
= call_dns(bus
, argv
+ 2, bus_network_mgr
, &error
, true);
2135 if (arg_ifindex_permissive
&&
2136 sd_bus_error_has_name(&error
, BUS_ERROR_NO_SUCH_LINK
))
2139 return log_error_errno(r
, "Failed to set DNS configuration: %s", bus_error_message(&error
, r
));
2145 static int call_domain(sd_bus
*bus
, char **domain
, const BusLocator
*locator
, sd_bus_error
*error
) {
2146 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*req
= NULL
;
2149 r
= bus_message_new_method_call(bus
, &req
, locator
, "SetLinkDomains");
2151 return bus_log_create_error(r
);
2153 r
= sd_bus_message_append(req
, "i", arg_ifindex
);
2155 return bus_log_create_error(r
);
2157 r
= sd_bus_message_open_container(req
, 'a', "(sb)");
2159 return bus_log_create_error(r
);
2161 /* If only argument is the empty string, then call SetLinkDomains() with an
2162 * empty list, which will clear the list of domains for an interface. */
2163 if (!strv_equal(domain
, STRV_MAKE("")))
2164 STRV_FOREACH(p
, domain
) {
2167 n
= **p
== '~' ? *p
+ 1 : *p
;
2169 r
= dns_name_is_valid(n
);
2171 return log_error_errno(r
, "Failed to validate specified domain %s: %m", n
);
2173 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
2174 "Domain not valid: %s",
2177 r
= sd_bus_message_append(req
, "(sb)", n
, **p
== '~');
2179 return bus_log_create_error(r
);
2182 r
= sd_bus_message_close_container(req
);
2184 return bus_log_create_error(r
);
2186 return sd_bus_call(bus
, req
, 0, error
, NULL
);
2189 static int verb_domain(int argc
, char **argv
, void *userdata
) {
2190 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2191 sd_bus
*bus
= ASSERT_PTR(userdata
);
2195 r
= ifname_mangle(argv
[1]);
2200 if (arg_ifindex
<= 0)
2201 return status_all(bus
, STATUS_DOMAIN
);
2204 return status_ifindex(bus
, arg_ifindex
, NULL
, STATUS_DOMAIN
, NULL
);
2206 r
= call_domain(bus
, argv
+ 2, bus_resolve_mgr
, &error
);
2207 if (r
< 0 && sd_bus_error_has_name(&error
, BUS_ERROR_LINK_BUSY
)) {
2208 sd_bus_error_free(&error
);
2210 r
= call_domain(bus
, argv
+ 2, bus_network_mgr
, &error
);
2213 if (arg_ifindex_permissive
&&
2214 sd_bus_error_has_name(&error
, BUS_ERROR_NO_SUCH_LINK
))
2217 return log_error_errno(r
, "Failed to set domain configuration: %s", bus_error_message(&error
, r
));
2223 static int verb_default_route(int argc
, char **argv
, void *userdata
) {
2224 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2225 sd_bus
*bus
= ASSERT_PTR(userdata
);
2229 r
= ifname_mangle(argv
[1]);
2234 if (arg_ifindex
<= 0)
2235 return status_all(bus
, STATUS_DEFAULT_ROUTE
);
2238 return status_ifindex(bus
, arg_ifindex
, NULL
, STATUS_DEFAULT_ROUTE
, NULL
);
2240 b
= parse_boolean(argv
[2]);
2242 return log_error_errno(b
, "Failed to parse boolean argument: %s", argv
[2]);
2244 r
= bus_call_method(bus
, bus_resolve_mgr
, "SetLinkDefaultRoute", &error
, NULL
, "ib", arg_ifindex
, b
);
2245 if (r
< 0 && sd_bus_error_has_name(&error
, BUS_ERROR_LINK_BUSY
)) {
2246 sd_bus_error_free(&error
);
2248 r
= bus_call_method(bus
, bus_network_mgr
, "SetLinkDefaultRoute", &error
, NULL
, "ib", arg_ifindex
, b
);
2251 if (arg_ifindex_permissive
&&
2252 sd_bus_error_has_name(&error
, BUS_ERROR_NO_SUCH_LINK
))
2255 return log_error_errno(r
, "Failed to set default route configuration: %s", bus_error_message(&error
, r
));
2261 static int verb_llmnr(int argc
, char **argv
, void *userdata
) {
2262 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2263 sd_bus
*bus
= ASSERT_PTR(userdata
);
2267 r
= ifname_mangle(argv
[1]);
2272 if (arg_ifindex
<= 0)
2273 return status_all(bus
, STATUS_LLMNR
);
2276 return status_ifindex(bus
, arg_ifindex
, NULL
, STATUS_LLMNR
, NULL
);
2278 r
= bus_call_method(bus
, bus_resolve_mgr
, "SetLinkLLMNR", &error
, NULL
, "is", arg_ifindex
, argv
[2]);
2279 if (r
< 0 && sd_bus_error_has_name(&error
, BUS_ERROR_LINK_BUSY
)) {
2280 sd_bus_error_free(&error
);
2282 r
= bus_call_method(bus
, bus_network_mgr
, "SetLinkLLMNR", &error
, NULL
, "is", arg_ifindex
, argv
[2]);
2285 if (arg_ifindex_permissive
&&
2286 sd_bus_error_has_name(&error
, BUS_ERROR_NO_SUCH_LINK
))
2289 return log_error_errno(r
, "Failed to set LLMNR configuration: %s", bus_error_message(&error
, r
));
2295 static int verb_mdns(int argc
, char **argv
, void *userdata
) {
2296 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2297 sd_bus
*bus
= ASSERT_PTR(userdata
);
2301 r
= ifname_mangle(argv
[1]);
2306 if (arg_ifindex
<= 0)
2307 return status_all(bus
, STATUS_MDNS
);
2310 return status_ifindex(bus
, arg_ifindex
, NULL
, STATUS_MDNS
, NULL
);
2312 r
= bus_call_method(bus
, bus_resolve_mgr
, "SetLinkMulticastDNS", &error
, NULL
, "is", arg_ifindex
, argv
[2]);
2313 if (r
< 0 && sd_bus_error_has_name(&error
, BUS_ERROR_LINK_BUSY
)) {
2314 sd_bus_error_free(&error
);
2316 r
= bus_call_method(
2319 "SetLinkMulticastDNS",
2322 "is", arg_ifindex
, argv
[2]);
2325 if (arg_ifindex_permissive
&&
2326 sd_bus_error_has_name(&error
, BUS_ERROR_NO_SUCH_LINK
))
2329 return log_error_errno(r
, "Failed to set MulticastDNS configuration: %s", bus_error_message(&error
, r
));
2335 static int verb_dns_over_tls(int argc
, char **argv
, void *userdata
) {
2336 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2337 sd_bus
*bus
= ASSERT_PTR(userdata
);
2341 r
= ifname_mangle(argv
[1]);
2346 if (arg_ifindex
<= 0)
2347 return status_all(bus
, STATUS_PRIVATE
);
2350 return status_ifindex(bus
, arg_ifindex
, NULL
, STATUS_PRIVATE
, NULL
);
2352 r
= bus_call_method(bus
, bus_resolve_mgr
, "SetLinkDNSOverTLS", &error
, NULL
, "is", arg_ifindex
, argv
[2]);
2353 if (r
< 0 && sd_bus_error_has_name(&error
, BUS_ERROR_LINK_BUSY
)) {
2354 sd_bus_error_free(&error
);
2356 r
= bus_call_method(
2359 "SetLinkDNSOverTLS",
2362 "is", arg_ifindex
, argv
[2]);
2365 if (arg_ifindex_permissive
&&
2366 sd_bus_error_has_name(&error
, BUS_ERROR_NO_SUCH_LINK
))
2369 return log_error_errno(r
, "Failed to set DNSOverTLS configuration: %s", bus_error_message(&error
, r
));
2375 static int verb_dnssec(int argc
, char **argv
, void *userdata
) {
2376 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2377 sd_bus
*bus
= ASSERT_PTR(userdata
);
2381 r
= ifname_mangle(argv
[1]);
2386 if (arg_ifindex
<= 0)
2387 return status_all(bus
, STATUS_DNSSEC
);
2390 return status_ifindex(bus
, arg_ifindex
, NULL
, STATUS_DNSSEC
, NULL
);
2392 r
= bus_call_method(bus
, bus_resolve_mgr
, "SetLinkDNSSEC", &error
, NULL
, "is", arg_ifindex
, argv
[2]);
2393 if (r
< 0 && sd_bus_error_has_name(&error
, BUS_ERROR_LINK_BUSY
)) {
2394 sd_bus_error_free(&error
);
2396 r
= bus_call_method(bus
, bus_network_mgr
, "SetLinkDNSSEC", &error
, NULL
, "is", arg_ifindex
, argv
[2]);
2399 if (arg_ifindex_permissive
&&
2400 sd_bus_error_has_name(&error
, BUS_ERROR_NO_SUCH_LINK
))
2403 return log_error_errno(r
, "Failed to set DNSSEC configuration: %s", bus_error_message(&error
, r
));
2409 static int call_nta(sd_bus
*bus
, char **nta
, const BusLocator
*locator
, sd_bus_error
*error
) {
2410 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*req
= NULL
;
2413 r
= bus_message_new_method_call(bus
, &req
, locator
, "SetLinkDNSSECNegativeTrustAnchors");
2415 return bus_log_create_error(r
);
2417 r
= sd_bus_message_append(req
, "i", arg_ifindex
);
2419 return bus_log_create_error(r
);
2421 r
= sd_bus_message_append_strv(req
, nta
);
2423 return bus_log_create_error(r
);
2425 return sd_bus_call(bus
, req
, 0, error
, NULL
);
2428 static int verb_nta(int argc
, char **argv
, void *userdata
) {
2429 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2430 sd_bus
*bus
= ASSERT_PTR(userdata
);
2435 r
= ifname_mangle(argv
[1]);
2440 if (arg_ifindex
<= 0)
2441 return status_all(bus
, STATUS_NTA
);
2444 return status_ifindex(bus
, arg_ifindex
, NULL
, STATUS_NTA
, NULL
);
2446 /* If only argument is the empty string, then call SetLinkDNSSECNegativeTrustAnchors()
2447 * with an empty list, which will clear the list of domains for an interface. */
2448 clear
= strv_equal(argv
+ 2, STRV_MAKE(""));
2451 STRV_FOREACH(p
, argv
+ 2) {
2452 r
= dns_name_is_valid(*p
);
2454 return log_error_errno(r
, "Failed to validate specified domain %s: %m", *p
);
2456 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
2457 "Domain not valid: %s",
2461 r
= call_nta(bus
, clear
? NULL
: argv
+ 2, bus_resolve_mgr
, &error
);
2462 if (r
< 0 && sd_bus_error_has_name(&error
, BUS_ERROR_LINK_BUSY
)) {
2463 sd_bus_error_free(&error
);
2465 r
= call_nta(bus
, clear
? NULL
: argv
+ 2, bus_network_mgr
, &error
);
2468 if (arg_ifindex_permissive
&&
2469 sd_bus_error_has_name(&error
, BUS_ERROR_NO_SUCH_LINK
))
2472 return log_error_errno(r
, "Failed to set DNSSEC NTA configuration: %s", bus_error_message(&error
, r
));
2478 static int verb_revert_link(int argc
, char **argv
, void *userdata
) {
2479 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2480 sd_bus
*bus
= ASSERT_PTR(userdata
);
2484 r
= ifname_mangle(argv
[1]);
2489 if (arg_ifindex
<= 0)
2490 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Interface argument required.");
2492 r
= bus_call_method(bus
, bus_resolve_mgr
, "RevertLink", &error
, NULL
, "i", arg_ifindex
);
2493 if (r
< 0 && sd_bus_error_has_name(&error
, BUS_ERROR_LINK_BUSY
)) {
2494 sd_bus_error_free(&error
);
2496 r
= bus_call_method(bus
, bus_network_mgr
, "RevertLinkDNS", &error
, NULL
, "i", arg_ifindex
);
2499 if (arg_ifindex_permissive
&&
2500 sd_bus_error_has_name(&error
, BUS_ERROR_NO_SUCH_LINK
))
2503 return log_error_errno(r
, "Failed to revert interface configuration: %s", bus_error_message(&error
, r
));
2509 static int verb_log_level(int argc
, char *argv
[], void *userdata
) {
2510 sd_bus
*bus
= ASSERT_PTR(userdata
);
2512 assert(IN_SET(argc
, 1, 2));
2514 return verb_log_control_common(bus
, "org.freedesktop.resolve1", argv
[0], argc
== 2 ? argv
[1] : NULL
);
2517 static void help_protocol_types(void) {
2519 puts("Known protocol types:");
2520 puts("dns\nllmnr\nllmnr-ipv4\nllmnr-ipv6\nmdns\nmdns-ipv4\nmdns-ipv6");
2523 static void help_dns_types(void) {
2525 puts("Known DNS RR types:");
2527 DUMP_STRING_TABLE(dns_type
, int, _DNS_TYPE_MAX
);
2530 static void help_dns_classes(void) {
2532 puts("Known DNS RR classes:");
2534 DUMP_STRING_TABLE(dns_class
, int, _DNS_CLASS_MAX
);
2537 static int compat_help(void) {
2538 _cleanup_free_
char *link
= NULL
;
2541 r
= terminal_urlify_man("resolvectl", "1", &link
);
2545 printf("%1$s [OPTIONS...] HOSTNAME|ADDRESS...\n"
2546 "%1$s [OPTIONS...] --service [[NAME] TYPE] DOMAIN\n"
2547 "%1$s [OPTIONS...] --openpgp EMAIL@DOMAIN...\n"
2548 "%1$s [OPTIONS...] --statistics\n"
2549 "%1$s [OPTIONS...] --reset-statistics\n"
2551 "%2$sResolve domain names, IPv4 and IPv6 addresses, DNS records, and services.%3$s\n\n"
2552 " -h --help Show this help\n"
2553 " --version Show package version\n"
2554 " --no-pager Do not pipe output into a pager\n"
2555 " -4 Resolve IPv4 addresses\n"
2556 " -6 Resolve IPv6 addresses\n"
2557 " -i --interface=INTERFACE Look on interface\n"
2558 " -p --protocol=PROTO|help Look via protocol\n"
2559 " -t --type=TYPE|help Query RR with DNS type\n"
2560 " -c --class=CLASS|help Query RR with DNS class\n"
2561 " --service Resolve service (SRV)\n"
2562 " --service-address=BOOL Resolve address for services (default: yes)\n"
2563 " --service-txt=BOOL Resolve TXT records for services (default: yes)\n"
2564 " --openpgp Query OpenPGP public key\n"
2565 " --tlsa Query TLS public key\n"
2566 " --cname=BOOL Follow CNAME redirects (default: yes)\n"
2567 " --search=BOOL Use search domains for single-label names\n"
2569 " --raw[=payload|packet] Dump the answer as binary data\n"
2570 " --legend=BOOL Print headers and additional info (default: yes)\n"
2571 " --statistics Show resolver statistics\n"
2572 " --reset-statistics Reset resolver statistics\n"
2573 " --status Show link and server status\n"
2574 " --flush-caches Flush all local DNS caches\n"
2575 " --reset-server-features\n"
2576 " Forget learnt DNS server feature levels\n"
2577 " --set-dns=SERVER Set per-interface DNS server address\n"
2578 " --set-domain=DOMAIN Set per-interface search domain\n"
2579 " --set-llmnr=MODE Set per-interface LLMNR mode\n"
2580 " --set-mdns=MODE Set per-interface MulticastDNS mode\n"
2581 " --set-dnsovertls=MODE Set per-interface DNS-over-TLS mode\n"
2582 " --set-dnssec=MODE Set per-interface DNSSEC mode\n"
2583 " --set-nta=DOMAIN Set per-interface DNSSEC NTA\n"
2584 " --revert Revert per-interface configuration\n"
2585 "\nSee the %4$s for details.\n",
2586 program_invocation_short_name
,
2594 static int native_help(void) {
2595 _cleanup_free_
char *link
= NULL
;
2598 r
= terminal_urlify_man("resolvectl", "1", &link
);
2602 printf("%s [OPTIONS...] COMMAND ...\n"
2604 "%sSend control commands to the network name resolution manager, or%s\n"
2605 "%sresolve domain names, IPv4 and IPv6 addresses, DNS records, and services.%s\n"
2607 " query HOSTNAME|ADDRESS... Resolve domain names, IPv4 and IPv6 addresses\n"
2608 " service [[NAME] TYPE] DOMAIN Resolve service (SRV)\n"
2609 " openpgp EMAIL@DOMAIN... Query OpenPGP public key\n"
2610 " tlsa DOMAIN[:PORT]... Query TLS public key\n"
2611 " status [LINK...] Show link and server status\n"
2612 " statistics Show resolver statistics\n"
2613 " reset-statistics Reset resolver statistics\n"
2614 " flush-caches Flush all local DNS caches\n"
2615 " reset-server-features Forget learnt DNS server feature levels\n"
2616 " dns [LINK [SERVER...]] Get/set per-interface DNS server address\n"
2617 " domain [LINK [DOMAIN...]] Get/set per-interface search domain\n"
2618 " default-route [LINK [BOOL]] Get/set per-interface default route flag\n"
2619 " llmnr [LINK [MODE]] Get/set per-interface LLMNR mode\n"
2620 " mdns [LINK [MODE]] Get/set per-interface MulticastDNS mode\n"
2621 " dnsovertls [LINK [MODE]] Get/set per-interface DNS-over-TLS mode\n"
2622 " dnssec [LINK [MODE]] Get/set per-interface DNSSEC mode\n"
2623 " nta [LINK [DOMAIN...]] Get/set per-interface DNSSEC NTA\n"
2624 " revert LINK Revert per-interface configuration\n"
2625 " log-level [LEVEL] Get/set logging threshold for systemd-resolved\n"
2627 " -h --help Show this help\n"
2628 " --version Show package version\n"
2629 " --no-pager Do not pipe output into a pager\n"
2630 " -4 Resolve IPv4 addresses\n"
2631 " -6 Resolve IPv6 addresses\n"
2632 " -i --interface=INTERFACE Look on interface\n"
2633 " -p --protocol=PROTO|help Look via protocol\n"
2634 " -t --type=TYPE|help Query RR with DNS type\n"
2635 " -c --class=CLASS|help Query RR with DNS class\n"
2636 " --service-address=BOOL Resolve address for services (default: yes)\n"
2637 " --service-txt=BOOL Resolve TXT records for services (default: yes)\n"
2638 " --cname=BOOL Follow CNAME redirects (default: yes)\n"
2639 " --validate=BOOL Allow DNSSEC validation (default: yes)\n"
2640 " --synthesize=BOOL Allow synthetic response (default: yes)\n"
2641 " --cache=BOOL Allow response from cache (default: yes)\n"
2642 " --zone=BOOL Allow response from locally registered mDNS/LLMNR\n"
2643 " records (default: yes)\n"
2644 " --trust-anchor=BOOL Allow response from local trust anchor (default: yes)\n"
2645 " --network=BOOL Allow response from network (default: yes)\n"
2646 " --search=BOOL Use search domains for single-label names (default: yes)\n"
2647 " --raw[=payload|packet] Dump the answer as binary data\n"
2648 " --legend=BOOL Print headers and additional info (default: yes)\n"
2649 "\nSee the %s for details.\n",
2650 program_invocation_short_name
,
2660 static int verb_help(int argc
, char **argv
, void *userdata
) {
2661 return native_help();
2664 static int compat_parse_argv(int argc
, char *argv
[]) {
2666 ARG_VERSION
= 0x100,
2670 ARG_SERVICE_ADDRESS
,
2677 ARG_RESET_STATISTICS
,
2680 ARG_RESET_SERVER_FEATURES
,
2692 static const struct option options
[] = {
2693 { "help", no_argument
, NULL
, 'h' },
2694 { "version", no_argument
, NULL
, ARG_VERSION
},
2695 { "type", required_argument
, NULL
, 't' },
2696 { "class", required_argument
, NULL
, 'c' },
2697 { "legend", required_argument
, NULL
, ARG_LEGEND
},
2698 { "interface", required_argument
, NULL
, 'i' },
2699 { "protocol", required_argument
, NULL
, 'p' },
2700 { "cname", required_argument
, NULL
, ARG_CNAME
},
2701 { "service", no_argument
, NULL
, ARG_SERVICE
},
2702 { "service-address", required_argument
, NULL
, ARG_SERVICE_ADDRESS
},
2703 { "service-txt", required_argument
, NULL
, ARG_SERVICE_TXT
},
2704 { "openpgp", no_argument
, NULL
, ARG_OPENPGP
},
2705 { "tlsa", optional_argument
, NULL
, ARG_TLSA
},
2706 { "raw", optional_argument
, NULL
, ARG_RAW
},
2707 { "search", required_argument
, NULL
, ARG_SEARCH
},
2708 { "statistics", no_argument
, NULL
, ARG_STATISTICS
, },
2709 { "reset-statistics", no_argument
, NULL
, ARG_RESET_STATISTICS
},
2710 { "status", no_argument
, NULL
, ARG_STATUS
},
2711 { "flush-caches", no_argument
, NULL
, ARG_FLUSH_CACHES
},
2712 { "reset-server-features", no_argument
, NULL
, ARG_RESET_SERVER_FEATURES
},
2713 { "no-pager", no_argument
, NULL
, ARG_NO_PAGER
},
2714 { "set-dns", required_argument
, NULL
, ARG_SET_DNS
},
2715 { "set-domain", required_argument
, NULL
, ARG_SET_DOMAIN
},
2716 { "set-llmnr", required_argument
, NULL
, ARG_SET_LLMNR
},
2717 { "set-mdns", required_argument
, NULL
, ARG_SET_MDNS
},
2718 { "set-dnsovertls", required_argument
, NULL
, ARG_SET_PRIVATE
},
2719 { "set-dnssec", required_argument
, NULL
, ARG_SET_DNSSEC
},
2720 { "set-nta", required_argument
, NULL
, ARG_SET_NTA
},
2721 { "revert", no_argument
, NULL
, ARG_REVERT_LINK
},
2730 while ((c
= getopt_long(argc
, argv
, "h46i:t:c:p:", options
, NULL
)) >= 0)
2734 return compat_help();
2740 arg_family
= AF_INET
;
2744 arg_family
= AF_INET6
;
2748 r
= ifname_mangle(optarg
);
2754 if (streq(optarg
, "help")) {
2759 r
= dns_type_from_string(optarg
);
2761 return log_error_errno(r
, "Failed to parse RR record type %s: %m", optarg
);
2763 arg_type
= (uint16_t) r
;
2764 assert((int) arg_type
== r
);
2766 arg_mode
= MODE_RESOLVE_RECORD
;
2770 if (streq(optarg
, "help")) {
2775 r
= dns_class_from_string(optarg
);
2777 return log_error_errno(r
, "Failed to parse RR record class %s: %m", optarg
);
2779 arg_class
= (uint16_t) r
;
2780 assert((int) arg_class
== r
);
2785 r
= parse_boolean_argument("--legend=", optarg
, &arg_legend
);
2791 if (streq(optarg
, "help")) {
2792 help_protocol_types();
2794 } else if (streq(optarg
, "dns"))
2795 arg_flags
|= SD_RESOLVED_DNS
;
2796 else if (streq(optarg
, "llmnr"))
2797 arg_flags
|= SD_RESOLVED_LLMNR
;
2798 else if (streq(optarg
, "llmnr-ipv4"))
2799 arg_flags
|= SD_RESOLVED_LLMNR_IPV4
;
2800 else if (streq(optarg
, "llmnr-ipv6"))
2801 arg_flags
|= SD_RESOLVED_LLMNR_IPV6
;
2802 else if (streq(optarg
, "mdns"))
2803 arg_flags
|= SD_RESOLVED_MDNS
;
2804 else if (streq(optarg
, "mdns-ipv4"))
2805 arg_flags
|= SD_RESOLVED_MDNS_IPV4
;
2806 else if (streq(optarg
, "mdns-ipv6"))
2807 arg_flags
|= SD_RESOLVED_MDNS_IPV6
;
2809 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
2810 "Unknown protocol specifier: %s", optarg
);
2815 arg_mode
= MODE_RESOLVE_SERVICE
;
2819 arg_mode
= MODE_RESOLVE_OPENPGP
;
2823 arg_mode
= MODE_RESOLVE_TLSA
;
2824 if (!optarg
|| service_family_is_valid(optarg
))
2825 arg_service_family
= optarg
;
2827 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
2828 "Unknown service family \"%s\".", optarg
);
2833 return log_error_errno(SYNTHETIC_ERRNO(ENOTTY
),
2834 "Refusing to write binary data to tty.");
2836 if (optarg
== NULL
|| streq(optarg
, "payload"))
2837 arg_raw
= RAW_PAYLOAD
;
2838 else if (streq(optarg
, "packet"))
2839 arg_raw
= RAW_PACKET
;
2841 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
2842 "Unknown --raw specifier \"%s\".",
2849 r
= parse_boolean_argument("--cname=", optarg
, NULL
);
2852 SET_FLAG(arg_flags
, SD_RESOLVED_NO_CNAME
, r
== 0);
2855 case ARG_SERVICE_ADDRESS
:
2856 r
= parse_boolean_argument("--service-address=", optarg
, NULL
);
2859 SET_FLAG(arg_flags
, SD_RESOLVED_NO_ADDRESS
, r
== 0);
2862 case ARG_SERVICE_TXT
:
2863 r
= parse_boolean_argument("--service-txt=", optarg
, NULL
);
2866 SET_FLAG(arg_flags
, SD_RESOLVED_NO_TXT
, r
== 0);
2870 r
= parse_boolean_argument("--search=", optarg
, NULL
);
2873 SET_FLAG(arg_flags
, SD_RESOLVED_NO_SEARCH
, r
== 0);
2876 case ARG_STATISTICS
:
2877 arg_mode
= MODE_STATISTICS
;
2880 case ARG_RESET_STATISTICS
:
2881 arg_mode
= MODE_RESET_STATISTICS
;
2884 case ARG_FLUSH_CACHES
:
2885 arg_mode
= MODE_FLUSH_CACHES
;
2888 case ARG_RESET_SERVER_FEATURES
:
2889 arg_mode
= MODE_RESET_SERVER_FEATURES
;
2893 arg_mode
= MODE_STATUS
;
2897 arg_pager_flags
|= PAGER_DISABLE
;
2901 r
= strv_extend(&arg_set_dns
, optarg
);
2905 arg_mode
= MODE_SET_LINK
;
2908 case ARG_SET_DOMAIN
:
2909 r
= strv_extend(&arg_set_domain
, optarg
);
2913 arg_mode
= MODE_SET_LINK
;
2917 arg_set_llmnr
= optarg
;
2918 arg_mode
= MODE_SET_LINK
;
2922 arg_set_mdns
= optarg
;
2923 arg_mode
= MODE_SET_LINK
;
2926 case ARG_SET_PRIVATE
:
2927 arg_set_dns_over_tls
= optarg
;
2928 arg_mode
= MODE_SET_LINK
;
2931 case ARG_SET_DNSSEC
:
2932 arg_set_dnssec
= optarg
;
2933 arg_mode
= MODE_SET_LINK
;
2937 r
= strv_extend(&arg_set_nta
, optarg
);
2941 arg_mode
= MODE_SET_LINK
;
2944 case ARG_REVERT_LINK
:
2945 arg_mode
= MODE_REVERT_LINK
;
2952 assert_not_reached();
2955 if (arg_type
== 0 && arg_class
!= 0)
2956 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
2957 "--class= may only be used in conjunction with --type=.");
2959 if (arg_type
!= 0 && arg_mode
== MODE_RESOLVE_SERVICE
)
2960 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
2961 "--service and --type= may not be combined.");
2963 if (arg_type
!= 0 && arg_class
== 0)
2964 arg_class
= DNS_CLASS_IN
;
2966 if (arg_class
!= 0 && arg_type
== 0)
2967 arg_type
= DNS_TYPE_A
;
2969 if (IN_SET(arg_mode
, MODE_SET_LINK
, MODE_REVERT_LINK
)) {
2971 if (arg_ifindex
<= 0)
2972 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
2973 "--set-dns=, --set-domain=, --set-llmnr=, --set-mdns=, --set-dnsovertls=, --set-dnssec=, --set-nta= and --revert require --interface=.");
2976 return 1 /* work to do */;
2979 static int native_parse_argv(int argc
, char *argv
[]) {
2981 ARG_VERSION
= 0x100,
2990 ARG_SERVICE_ADDRESS
,
2997 static const struct option options
[] = {
2998 { "help", no_argument
, NULL
, 'h' },
2999 { "version", no_argument
, NULL
, ARG_VERSION
},
3000 { "type", required_argument
, NULL
, 't' },
3001 { "class", required_argument
, NULL
, 'c' },
3002 { "legend", required_argument
, NULL
, ARG_LEGEND
},
3003 { "interface", required_argument
, NULL
, 'i' },
3004 { "protocol", required_argument
, NULL
, 'p' },
3005 { "cname", required_argument
, NULL
, ARG_CNAME
},
3006 { "validate", required_argument
, NULL
, ARG_VALIDATE
},
3007 { "synthesize", required_argument
, NULL
, ARG_SYNTHESIZE
},
3008 { "cache", required_argument
, NULL
, ARG_CACHE
},
3009 { "zone", required_argument
, NULL
, ARG_ZONE
},
3010 { "trust-anchor", required_argument
, NULL
, ARG_TRUST_ANCHOR
},
3011 { "network", required_argument
, NULL
, ARG_NETWORK
},
3012 { "service-address", required_argument
, NULL
, ARG_SERVICE_ADDRESS
},
3013 { "service-txt", required_argument
, NULL
, ARG_SERVICE_TXT
},
3014 { "raw", optional_argument
, NULL
, ARG_RAW
},
3015 { "search", required_argument
, NULL
, ARG_SEARCH
},
3016 { "no-pager", no_argument
, NULL
, ARG_NO_PAGER
},
3025 while ((c
= getopt_long(argc
, argv
, "h46i:t:c:p:", options
, NULL
)) >= 0)
3029 return native_help();
3035 arg_family
= AF_INET
;
3039 arg_family
= AF_INET6
;
3043 r
= ifname_mangle(optarg
);
3049 if (streq(optarg
, "help")) {
3054 r
= dns_type_from_string(optarg
);
3056 return log_error_errno(r
, "Failed to parse RR record type %s: %m", optarg
);
3058 arg_type
= (uint16_t) r
;
3059 assert((int) arg_type
== r
);
3064 if (streq(optarg
, "help")) {
3069 r
= dns_class_from_string(optarg
);
3071 return log_error_errno(r
, "Failed to parse RR record class %s: %m", optarg
);
3073 arg_class
= (uint16_t) r
;
3074 assert((int) arg_class
== r
);
3079 r
= parse_boolean_argument("--legend=", optarg
, &arg_legend
);
3085 if (streq(optarg
, "help")) {
3086 help_protocol_types();
3088 } else if (streq(optarg
, "dns"))
3089 arg_flags
|= SD_RESOLVED_DNS
;
3090 else if (streq(optarg
, "llmnr"))
3091 arg_flags
|= SD_RESOLVED_LLMNR
;
3092 else if (streq(optarg
, "llmnr-ipv4"))
3093 arg_flags
|= SD_RESOLVED_LLMNR_IPV4
;
3094 else if (streq(optarg
, "llmnr-ipv6"))
3095 arg_flags
|= SD_RESOLVED_LLMNR_IPV6
;
3096 else if (streq(optarg
, "mdns"))
3097 arg_flags
|= SD_RESOLVED_MDNS
;
3098 else if (streq(optarg
, "mdns-ipv4"))
3099 arg_flags
|= SD_RESOLVED_MDNS_IPV4
;
3100 else if (streq(optarg
, "mdns-ipv6"))
3101 arg_flags
|= SD_RESOLVED_MDNS_IPV6
;
3103 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
3104 "Unknown protocol specifier: %s",
3111 return log_error_errno(SYNTHETIC_ERRNO(ENOTTY
),
3112 "Refusing to write binary data to tty.");
3114 if (optarg
== NULL
|| streq(optarg
, "payload"))
3115 arg_raw
= RAW_PAYLOAD
;
3116 else if (streq(optarg
, "packet"))
3117 arg_raw
= RAW_PACKET
;
3119 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
3120 "Unknown --raw specifier \"%s\".",
3127 r
= parse_boolean_argument("--cname=", optarg
, NULL
);
3130 SET_FLAG(arg_flags
, SD_RESOLVED_NO_CNAME
, r
== 0);
3134 r
= parse_boolean_argument("--validate=", optarg
, NULL
);
3137 SET_FLAG(arg_flags
, SD_RESOLVED_NO_VALIDATE
, r
== 0);
3140 case ARG_SYNTHESIZE
:
3141 r
= parse_boolean_argument("--synthesize=", optarg
, NULL
);
3144 SET_FLAG(arg_flags
, SD_RESOLVED_NO_SYNTHESIZE
, r
== 0);
3148 r
= parse_boolean_argument("--cache=", optarg
, NULL
);
3151 SET_FLAG(arg_flags
, SD_RESOLVED_NO_CACHE
, r
== 0);
3155 r
= parse_boolean_argument("--zone=", optarg
, NULL
);
3158 SET_FLAG(arg_flags
, SD_RESOLVED_NO_ZONE
, r
== 0);
3161 case ARG_TRUST_ANCHOR
:
3162 r
= parse_boolean_argument("--trust-anchor=", optarg
, NULL
);
3165 SET_FLAG(arg_flags
, SD_RESOLVED_NO_TRUST_ANCHOR
, r
== 0);
3169 r
= parse_boolean_argument("--network=", optarg
, NULL
);
3172 SET_FLAG(arg_flags
, SD_RESOLVED_NO_NETWORK
, r
== 0);
3175 case ARG_SERVICE_ADDRESS
:
3176 r
= parse_boolean_argument("--service-address=", optarg
, NULL
);
3179 SET_FLAG(arg_flags
, SD_RESOLVED_NO_ADDRESS
, r
== 0);
3182 case ARG_SERVICE_TXT
:
3183 r
= parse_boolean_argument("--service-txt=", optarg
, NULL
);
3186 SET_FLAG(arg_flags
, SD_RESOLVED_NO_TXT
, r
== 0);
3190 r
= parse_boolean_argument("--search=", optarg
, NULL
);
3193 SET_FLAG(arg_flags
, SD_RESOLVED_NO_SEARCH
, r
== 0);
3197 arg_pager_flags
|= PAGER_DISABLE
;
3204 assert_not_reached();
3207 if (arg_type
== 0 && arg_class
!= 0)
3208 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
3209 "--class= may only be used in conjunction with --type=.");
3211 if (arg_type
!= 0 && arg_class
== 0)
3212 arg_class
= DNS_CLASS_IN
;
3214 if (arg_class
!= 0 && arg_type
== 0)
3215 arg_type
= DNS_TYPE_A
;
3217 return 1 /* work to do */;
3220 static int native_main(int argc
, char *argv
[], sd_bus
*bus
) {
3222 static const Verb verbs
[] = {
3223 { "help", VERB_ANY
, VERB_ANY
, 0, verb_help
},
3224 { "status", VERB_ANY
, VERB_ANY
, VERB_DEFAULT
, verb_status
},
3225 { "query", 2, VERB_ANY
, 0, verb_query
},
3226 { "service", 2, 4, 0, verb_service
},
3227 { "openpgp", 2, VERB_ANY
, 0, verb_openpgp
},
3228 { "tlsa", 2, VERB_ANY
, 0, verb_tlsa
},
3229 { "statistics", VERB_ANY
, 1, 0, show_statistics
},
3230 { "reset-statistics", VERB_ANY
, 1, 0, reset_statistics
},
3231 { "flush-caches", VERB_ANY
, 1, 0, flush_caches
},
3232 { "reset-server-features", VERB_ANY
, 1, 0, reset_server_features
},
3233 { "dns", VERB_ANY
, VERB_ANY
, 0, verb_dns
},
3234 { "domain", VERB_ANY
, VERB_ANY
, 0, verb_domain
},
3235 { "default-route", VERB_ANY
, 3, 0, verb_default_route
},
3236 { "llmnr", VERB_ANY
, 3, 0, verb_llmnr
},
3237 { "mdns", VERB_ANY
, 3, 0, verb_mdns
},
3238 { "dnsovertls", VERB_ANY
, 3, 0, verb_dns_over_tls
},
3239 { "dnssec", VERB_ANY
, 3, 0, verb_dnssec
},
3240 { "nta", VERB_ANY
, VERB_ANY
, 0, verb_nta
},
3241 { "revert", VERB_ANY
, 2, 0, verb_revert_link
},
3242 { "log-level", VERB_ANY
, 2, 0, verb_log_level
},
3246 return dispatch_verb(argc
, argv
, verbs
, bus
);
3249 static int translate(const char *verb
, const char *single_arg
, size_t num_args
, char **args
, sd_bus
*bus
) {
3254 assert(num_args
== 0 || args
);
3256 num
= !!single_arg
+ num_args
+ 1;
3258 p
= fake
= newa0(char *, num
+ 1);
3259 *p
++ = (char *) verb
;
3261 *p
++ = (char *) single_arg
;
3262 for (size_t i
= 0; i
< num_args
; i
++)
3266 return native_main((int) num
, fake
, bus
);
3269 static int compat_main(int argc
, char *argv
[], sd_bus
*bus
) {
3273 case MODE_RESOLVE_HOST
:
3274 case MODE_RESOLVE_RECORD
:
3275 return translate("query", NULL
, argc
- optind
, argv
+ optind
, bus
);
3277 case MODE_RESOLVE_SERVICE
:
3278 return translate("service", NULL
, argc
- optind
, argv
+ optind
, bus
);
3280 case MODE_RESOLVE_OPENPGP
:
3281 return translate("openpgp", NULL
, argc
- optind
, argv
+ optind
, bus
);
3283 case MODE_RESOLVE_TLSA
:
3284 return translate("tlsa", arg_service_family
, argc
- optind
, argv
+ optind
, bus
);
3286 case MODE_STATISTICS
:
3287 return translate("statistics", NULL
, 0, NULL
, bus
);
3289 case MODE_RESET_STATISTICS
:
3290 return translate("reset-statistics", NULL
, 0, NULL
, bus
);
3292 case MODE_FLUSH_CACHES
:
3293 return translate("flush-caches", NULL
, 0, NULL
, bus
);
3295 case MODE_RESET_SERVER_FEATURES
:
3296 return translate("reset-server-features", NULL
, 0, NULL
, bus
);
3299 return translate("status", NULL
, argc
- optind
, argv
+ optind
, bus
);
3305 r
= translate("dns", arg_ifname
, strv_length(arg_set_dns
), arg_set_dns
, bus
);
3310 if (arg_set_domain
) {
3311 r
= translate("domain", arg_ifname
, strv_length(arg_set_domain
), arg_set_domain
, bus
);
3317 r
= translate("nta", arg_ifname
, strv_length(arg_set_nta
), arg_set_nta
, bus
);
3322 if (arg_set_llmnr
) {
3323 r
= translate("llmnr", arg_ifname
, 1, (char **) &arg_set_llmnr
, bus
);
3329 r
= translate("mdns", arg_ifname
, 1, (char **) &arg_set_mdns
, bus
);
3334 if (arg_set_dns_over_tls
) {
3335 r
= translate("dnsovertls", arg_ifname
, 1, (char **) &arg_set_dns_over_tls
, bus
);
3340 if (arg_set_dnssec
) {
3341 r
= translate("dnssec", arg_ifname
, 1, (char **) &arg_set_dnssec
, bus
);
3348 case MODE_REVERT_LINK
:
3351 return translate("revert", arg_ifname
, 0, NULL
, bus
);
3354 assert_not_reached();
3360 static int run(int argc
, char **argv
) {
3361 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
3364 setlocale(LC_ALL
, "");
3367 if (invoked_as(argv
, "resolvconf"))
3368 r
= resolvconf_parse_argv(argc
, argv
);
3369 else if (invoked_as(argv
, "systemd-resolve"))
3370 r
= compat_parse_argv(argc
, argv
);
3372 r
= native_parse_argv(argc
, argv
);
3376 r
= sd_bus_open_system(&bus
);
3378 return log_error_errno(r
, "sd_bus_open_system: %m");
3380 if (STR_IN_SET(program_invocation_short_name
, "systemd-resolve", "resolvconf"))
3381 return compat_main(argc
, argv
, bus
);
3383 return native_main(argc
, argv
, bus
);
3386 DEFINE_MAIN_FUNCTION(run
);