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resolve: Add systemd-resolved domain name installer

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The exposed DBus API is used to install doamin name into
sytemd-resolved.
This commit is contained in:
Tim Kourt 2019-12-10 16:34:54 -08:00 committed by Denis Kenzior
parent 1fd794a444
commit 930528e35e
2 changed files with 66 additions and 0 deletions
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65
src/resolve.c
View File

@ -42,6 +42,8 @@ struct resolve_method_ops {
void (*exit)(void *data);
void (*add_dns)(uint32_t ifindex, uint8_t type, char **dns_list,
void *data);
void (*add_domain_name)(uint32_t ifindex, const char *domain_name,
void *data);
void (*remove)(uint32_t ifindex, void *data);
};
@ -177,6 +179,57 @@ static void resolve_systemd_add_dns(uint32_t ifindex, uint8_t type,
state, NULL);
}
static void systemd_link_add_domains_reply(struct l_dbus_message *message,
void *user_data)
{
const char *name;
const char *text;
if (!l_dbus_message_is_error(message))
return;
l_dbus_message_get_error(message, &name, &text);
l_error("resolve-systemd: Failed to modify the domain entries. %s: %s",
name, text);
}
static void resolve_systemd_add_domain_name(uint32_t ifindex,
const char *domain_name,
void *data)
{
struct systemd_state *state = data;
struct l_dbus_message *message;
bool routing_domain;
l_debug("ifindex: %u", ifindex);
if (!state->is_ready) {
l_error("resolve-systemd: Failed to add domain name. "
"Is 'systemd-resolved' service running?");
return;
}
message =
l_dbus_message_new_method_call(dbus_get_bus(),
SYSTEMD_RESOLVED_SERVICE,
SYSTEMD_RESOLVED_MANAGER_PATH,
SYSTEMD_RESOLVED_MANAGER_INTERFACE,
"SetLinkDomains");
if (!message)
return;
routing_domain = true;
l_dbus_message_set_arguments(message, "ia(sb)", ifindex,
1, domain_name, routing_domain);
l_dbus_send_with_reply(dbus_get_bus(), message,
systemd_link_add_domains_reply, state, NULL);
}
static void resolve_systemd_remove(uint32_t ifindex, void *data)
{
struct systemd_state *state = data;
@ -249,6 +302,7 @@ static const struct resolve_method_ops resolve_method_systemd = {
.init = resolve_systemd_init,
.exit = resolve_systemd_exit,
.add_dns = resolve_systemd_add_dns,
.add_domain_name = resolve_systemd_add_domain_name,
.remove = resolve_systemd_remove,
};
@ -376,6 +430,17 @@ void resolve_add_dns(uint32_t ifindex, uint8_t type, char **dns_list)
method.ops->add_dns(ifindex, type, dns_list, method.data);
}
void resolve_add_domain_name(uint32_t ifindex, const char *domain_name)
{
if (!domain_name)
return;
if (!method.ops || !method.ops->add_dns)
return;
method.ops->add_domain_name(ifindex, domain_name, method.data);
}
void resolve_remove(uint32_t ifindex)
{
if (!method.ops || !method.ops->remove)

1
src/resolve.h
View File

@ -21,4 +21,5 @@
*/
void resolve_add_dns(uint32_t ifindex, uint8_t type, char **dns_list);
void resolve_add_domain_name(uint32_t ifindex, const char *domain_name);
void resolve_remove(uint32_t ifindex);