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-rw-r--r--src/resolve/resolved-bus.c22
-rw-r--r--src/resolve/resolved-link-bus.c41
2 files changed, 42 insertions, 21 deletions
diff --git a/src/resolve/resolved-bus.c b/src/resolve/resolved-bus.c
index a72a03cfad..6d86cbf123 100644
--- a/src/resolve/resolved-bus.c
+++ b/src/resolve/resolved-bus.c
@@ -1442,26 +1442,6 @@ static int get_any_link(Manager *m, int ifindex, Link **ret, sd_bus_error *error
return 0;
}
-static int get_unmanaged_link(Manager *m, int ifindex, Link **ret, sd_bus_error *error) {
- Link *l;
- int r;
-
- assert(m);
- assert(ret);
-
- r = get_any_link(m, ifindex, &l, error);
- if (r < 0)
- return r;
-
- 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 call_link_method(Manager *m, sd_bus_message *message, sd_bus_message_handler_t handler, sd_bus_error *error) {
int ifindex, r;
Link *l;
@@ -1475,7 +1455,7 @@ static int call_link_method(Manager *m, sd_bus_message *message, sd_bus_message_
if (r < 0)
return r;
- r = get_unmanaged_link(m, ifindex, &l, error);
+ r = get_any_link(m, ifindex, &l, error);
if (r < 0)
return r;
diff --git a/src/resolve/resolved-link-bus.c b/src/resolve/resolved-link-bus.c
index 6aff427192..bfb87d78e7 100644
--- a/src/resolve/resolved-link-bus.c
+++ b/src/resolve/resolved-link-bus.c
@@ -18,6 +18,7 @@
***/
#include "alloc-util.h"
+#include "bus-common-errors.h"
#include "bus-util.h"
#include "parse-util.h"
#include "resolve-util.h"
@@ -158,6 +159,17 @@ static int property_get_dnssec_supported(
return sd_bus_message_append(reply, "b", link_dnssec_supported(l));
}
+static int verify_unmanaged_link(Link *l, sd_bus_error *error) {
+ assert(l);
+
+ 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);
+
+ return 0;
+}
+
int bus_link_method_set_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;
@@ -168,6 +180,10 @@ int bus_link_method_set_dns_servers(sd_bus_message *message, void *userdata, sd_
assert(message);
assert(l);
+ r = verify_unmanaged_link(l, error);
+ if (r < 0)
+ return r;
+
r = sd_bus_message_enter_container(message, 'a', "(iay)");
if (r < 0)
return r;
@@ -249,6 +265,10 @@ int bus_link_method_set_domains(sd_bus_message *message, void *userdata, sd_bus_
assert(message);
assert(l);
+ r = verify_unmanaged_link(l, error);
+ if (r < 0)
+ return r;
+
r = sd_bus_message_enter_container(message, 'a', "(sb)");
if (r < 0)
return r;
@@ -328,6 +348,10 @@ int bus_link_method_set_llmnr(sd_bus_message *message, void *userdata, sd_bus_er
assert(message);
assert(l);
+ r = verify_unmanaged_link(l, error);
+ if (r < 0)
+ return r;
+
r = sd_bus_message_read(message, "s", &llmnr);
if (r < 0)
return r;
@@ -356,6 +380,10 @@ int bus_link_method_set_mdns(sd_bus_message *message, void *userdata, sd_bus_err
assert(message);
assert(l);
+ r = verify_unmanaged_link(l, error);
+ if (r < 0)
+ return r;
+
r = sd_bus_message_read(message, "s", &mdns);
if (r < 0)
return r;
@@ -384,6 +412,10 @@ int bus_link_method_set_dnssec(sd_bus_message *message, void *userdata, sd_bus_e
assert(message);
assert(l);
+ r = verify_unmanaged_link(l, error);
+ if (r < 0)
+ return r;
+
r = sd_bus_message_read(message, "s", &dnssec);
if (r < 0)
return r;
@@ -411,6 +443,10 @@ int bus_link_method_set_dnssec_negative_trust_anchors(sd_bus_message *message, v
assert(message);
assert(l);
+ r = verify_unmanaged_link(l, error);
+ if (r < 0)
+ return r;
+
r = sd_bus_message_read_strv(message, &ntas);
if (r < 0)
return r;
@@ -442,10 +478,15 @@ int bus_link_method_set_dnssec_negative_trust_anchors(sd_bus_message *message, v
int bus_link_method_revert(sd_bus_message *message, void *userdata, sd_bus_error *error) {
Link *l = userdata;
+ int r;
assert(message);
assert(l);
+ r = verify_unmanaged_link(l, error);
+ if (r < 0)
+ return r;
+
link_flush_settings(l);
link_allocate_scopes(l);
link_add_rrs(l, false);