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-rw-r--r--src/resolve/resolved-bus.c355
1 files changed, 355 insertions, 0 deletions
diff --git a/src/resolve/resolved-bus.c b/src/resolve/resolved-bus.c
index db7b88e5fb..d596472527 100644
--- a/src/resolve/resolved-bus.c
+++ b/src/resolve/resolved-bus.c
@@ -1339,6 +1339,353 @@ static int bus_method_reset_statistics(sd_bus_message *message, void *userdata,
return sd_bus_reply_method_return(message, NULL);
}
+static int get_unmanaged_link(Manager *m, int ifindex, Link **ret, sd_bus_error *error) {
+ Link *l;
+
+ assert(m);
+
+ if (ifindex <= 0)
+ return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid interface index");
+
+ l = hashmap_get(m->links, INT_TO_PTR(ifindex));
+ if (!l)
+ return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_LINK, "Link %i not known", ifindex);
+ if (l->flags & IFF_LOOPBACK)
+ return sd_bus_error_setf(error, BUS_ERROR_LINK_BUSY, "Link %s is loopback device.", l->name);
+ if (l->is_managed)
+ return sd_bus_error_setf(error, BUS_ERROR_LINK_BUSY, "Link %s is managed.", l->name);
+
+ *ret = l;
+ return 0;
+}
+
+static int bus_method_set_link_dns_servers(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ _cleanup_free_ struct in_addr_data *dns = NULL;
+ size_t allocated = 0, n = 0;
+ Manager *m = userdata;
+ int ifindex, r;
+ unsigned i;
+ Link *l;
+
+ assert(message);
+ assert(m);
+
+ r = sd_bus_message_read(message, "i", &ifindex);
+ if (r < 0)
+ return r;
+
+ r = get_unmanaged_link(m, ifindex, &l, error);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_enter_container(message, 'a', "(iay)");
+ if (r < 0)
+ return r;
+
+ for (;;) {
+ int family;
+ size_t sz;
+ const void *d;
+
+ assert_cc(sizeof(int) == sizeof(int32_t));
+
+ r = sd_bus_message_enter_container(message, 'r', "iay");
+ if (r < 0)
+ return r;
+ if (r == 0)
+ break;
+
+ r = sd_bus_message_read(message, "i", &family);
+ if (r < 0)
+ return r;
+
+ if (!IN_SET(family, AF_INET, AF_INET6))
+ return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unknown address family %i", family);
+
+ r = sd_bus_message_read_array(message, 'y', &d, &sz);
+ if (r < 0)
+ return r;
+ if (sz != FAMILY_ADDRESS_SIZE(family))
+ return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid address size");
+
+ r = sd_bus_message_exit_container(message);
+ if (r < 0)
+ return r;
+
+ if (!GREEDY_REALLOC(dns, allocated, n+1))
+ return -ENOMEM;
+
+ dns[n].family = family;
+ memcpy(&dns[n].address, d, sz);
+ n++;
+ }
+
+ r = sd_bus_message_exit_container(message);
+ if (r < 0)
+ return r;
+
+ dns_server_mark_all(l->dns_servers);
+
+ for (i = 0; i < n; i++) {
+ DnsServer *s;
+
+ s = dns_server_find(l->dns_servers, dns[i].family, &dns[i].address);
+ if (s)
+ dns_server_move_back_and_unmark(s);
+ else {
+ r = dns_server_new(l->manager, NULL, DNS_SERVER_LINK, l, dns[i].family, &dns[i].address);
+ if (r < 0)
+ goto clear;
+ }
+
+ }
+
+ dns_server_unlink_marked(l->dns_servers);
+ link_allocate_scopes(l);
+
+ return sd_bus_reply_method_return(message, NULL);
+
+clear:
+ dns_server_unlink_all(l->dns_servers);
+ return r;
+}
+
+static int bus_method_set_link_domains(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ _cleanup_free_ char **domains = NULL;
+ Manager *m = userdata;
+ int ifindex, r;
+ char **i;
+ Link *l;
+
+ assert(message);
+ assert(m);
+
+ r = sd_bus_message_read(message, "i", &ifindex);
+ if (r < 0)
+ return r;
+
+ r = get_unmanaged_link(m, ifindex, &l, error);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_read_strv(message, &domains);
+ if (r < 0)
+ return r;
+
+ STRV_FOREACH(i, domains) {
+
+ r = dns_name_is_valid(*i);
+ if (r < 0)
+ return r;
+ if (r == 0)
+ return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid search domain %s", *i);
+ if (dns_name_is_root(*i))
+ return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Root domain is not suitable as search domain");
+ }
+
+ dns_search_domain_mark_all(l->search_domains);
+
+ STRV_FOREACH(i, domains) {
+ DnsSearchDomain *d;
+
+ r = dns_search_domain_find(l->search_domains, *i, &d);
+ if (r < 0)
+ goto clear;
+
+ if (r > 0)
+ dns_search_domain_move_back_and_unmark(d);
+ else {
+ r = dns_search_domain_new(l->manager, NULL, DNS_SEARCH_DOMAIN_LINK, l, *i);
+ if (r < 0)
+ goto clear;
+ }
+ }
+
+ dns_search_domain_unlink_marked(l->search_domains);
+ return sd_bus_reply_method_return(message, NULL);
+
+clear:
+ dns_search_domain_unlink_all(l->search_domains);
+ return r;
+}
+
+static int bus_method_set_link_llmnr(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ Manager *m = userdata;
+ ResolveSupport mode;
+ const char *llmnr;
+ int ifindex, r;
+ Link *l;
+
+ assert(message);
+ assert(m);
+
+ assert_cc(sizeof(int) == sizeof(int32_t));
+
+ r = sd_bus_message_read(message, "is", &ifindex, &llmnr);
+ if (r < 0)
+ return r;
+
+ if (isempty(llmnr))
+ mode = RESOLVE_SUPPORT_YES;
+ else {
+ mode = resolve_support_from_string(llmnr);
+ if (mode < 0)
+ return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid LLMNR setting: %s", llmnr);
+ }
+
+ r = get_unmanaged_link(m, ifindex, &l, error);
+ if (r < 0)
+ return r;
+
+ l->llmnr_support = mode;
+ link_allocate_scopes(l);
+ link_add_rrs(l, false);
+
+ return sd_bus_reply_method_return(message, NULL);
+}
+
+static int bus_method_set_link_mdns(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ Manager *m = userdata;
+ ResolveSupport mode;
+ const char *mdns;
+ int ifindex, r;
+ Link *l;
+
+ assert(message);
+ assert(m);
+
+ assert_cc(sizeof(int) == sizeof(int32_t));
+
+ r = sd_bus_message_read(message, "is", &ifindex, &mdns);
+ if (r < 0)
+ return r;
+
+ if (isempty(mdns))
+ mode = RESOLVE_SUPPORT_NO;
+ else {
+ mode = resolve_support_from_string(mdns);
+ if (mode < 0)
+ return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid MulticastDNS setting: %s", mdns);
+ }
+
+ r = get_unmanaged_link(m, ifindex, &l, error);
+ if (r < 0)
+ return r;
+
+ l->mdns_support = mode;
+ link_allocate_scopes(l);
+ link_add_rrs(l, false);
+
+ return sd_bus_reply_method_return(message, NULL);
+}
+
+static int bus_method_set_link_dnssec(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ Manager *m = userdata;
+ const char *dnssec;
+ DnssecMode mode;
+ int ifindex, r;
+ Link *l;
+
+ assert(message);
+ assert(m);
+
+ assert_cc(sizeof(int) == sizeof(int32_t));
+
+ r = sd_bus_message_read(message, "is", &ifindex, &dnssec);
+ if (r < 0)
+ return r;
+
+ if (isempty(dnssec))
+ mode = _DNSSEC_MODE_INVALID;
+ else {
+ mode = dnssec_mode_from_string(dnssec);
+ if (mode < 0)
+ return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid DNSSEC setting: %s", dnssec);
+ }
+
+ r = get_unmanaged_link(m, ifindex, &l, error);
+ if (r < 0)
+ return r;
+
+ link_set_dnssec_mode(l, mode);
+
+ return sd_bus_reply_method_return(message, NULL);
+}
+
+static int bus_method_set_link_dnssec_negative_trust_anchors(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ _cleanup_set_free_free_ Set *ns = NULL;
+ _cleanup_free_ char **ntas = NULL;
+ Manager *m = userdata;
+ int ifindex, r;
+ char **i;
+ Link *l;
+
+ assert(message);
+ assert(m);
+
+ r = sd_bus_message_read(message, "i", &ifindex);
+ if (r < 0)
+ return r;
+
+ r = get_unmanaged_link(m, ifindex, &l, error);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_read_strv(message, &ntas);
+ if (r < 0)
+ return r;
+
+ STRV_FOREACH(i, ntas) {
+ r = dns_name_is_valid(*i);
+ if (r < 0)
+ return r;
+ if (r == 0)
+ return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid search negative trust anchor domain: %s", *i);
+ }
+
+ ns = set_new(&dns_name_hash_ops);
+ if (!ns)
+ return -ENOMEM;
+
+ STRV_FOREACH(i, ntas) {
+ r = set_put_strdup(ns, *i);
+ if (r < 0)
+ return r;
+ }
+
+ set_free_free(l->dnssec_negative_trust_anchors);
+ l->dnssec_negative_trust_anchors = ns;
+ ns = NULL;
+
+ return sd_bus_reply_method_return(message, NULL);
+}
+
+static int bus_method_revert_link(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ Manager *m = userdata;
+ int ifindex;
+ Link *l;
+ int r;
+
+ assert(message);
+ assert(m);
+
+ assert_cc(sizeof(int) == sizeof(int32_t));
+
+ r = sd_bus_message_read(message, "i", &ifindex);
+ if (r < 0)
+ return r;
+
+ r = get_unmanaged_link(m, ifindex, &l, error);
+ if (r < 0)
+ return r;
+
+ link_flush_settings(l);
+ link_allocate_scopes(l);
+ link_add_rrs(l, false);
+
+ return sd_bus_reply_method_return(message, NULL);
+}
+
static const sd_bus_vtable resolve_vtable[] = {
SD_BUS_VTABLE_START(0),
SD_BUS_PROPERTY("LLMNRHostname", "s", NULL, offsetof(Manager, llmnr_hostname), 0),
@@ -1354,6 +1701,14 @@ static const sd_bus_vtable resolve_vtable[] = {
SD_BUS_METHOD("ResolveRecord", "isqqt", "a(iqqay)t", bus_method_resolve_record, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_METHOD("ResolveService", "isssit", "a(qqqsa(iiay)s)aayssst", bus_method_resolve_service, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_METHOD("ResetStatistics", NULL, NULL, bus_method_reset_statistics, 0),
+ SD_BUS_METHOD("SetLinkDNS", "ia(iay)", NULL, bus_method_set_link_dns_servers, 0),
+ SD_BUS_METHOD("SetLinkDomains", "ias", NULL, bus_method_set_link_domains, 0),
+ SD_BUS_METHOD("SetLinkLLMNR", "is", NULL, bus_method_set_link_llmnr, 0),
+ SD_BUS_METHOD("SetLinkMulticastDNS", "is", NULL, bus_method_set_link_mdns, 0),
+ SD_BUS_METHOD("SetLinkDNSSEC", "is", NULL, bus_method_set_link_dnssec, 0),
+ SD_BUS_METHOD("SetLinkDNSSECNegativeTrustAnchors", "ias", NULL, bus_method_set_link_dnssec_negative_trust_anchors, 0),
+ SD_BUS_METHOD("RevertLink", "i", NULL, bus_method_revert_link, 0),
+
SD_BUS_VTABLE_END,
};
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-10-18 00:10:45 +0000