along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
+#include "capability.h"
#include "sd-event.h"
#include "sd-daemon.h"
#include "networkd.h"
int main(int argc, char *argv[]) {
- _cleanup_manager_free_ Manager *m;
+ _cleanup_manager_free_ Manager *m = NULL;
+ const char *user = "systemd-network";
+ uid_t uid;
+ gid_t gid;
int r;
log_set_target(LOG_TARGET_AUTO);
goto out;
}
- r = manager_new(&m);
- if (r < 0)
+ r = get_user_creds(&user, &uid, &gid, NULL, NULL);
+ if (r < 0) {
+ log_error("Cannot resolve user name %s: %s", user, strerror(-r));
goto out;
+ }
- r = manager_udev_listen(m);
+ /* Always create the directories people can create inotify
+ * watches in. */
+ r = mkdir_safe_label("/run/systemd/netif", 0755, uid, gid);
if (r < 0)
- goto out;
+ log_error("Could not create runtime directory: %s",
+ strerror(-r));
+
+ r = mkdir_safe_label("/run/systemd/netif/links", 0755, uid, gid);
+ if (r < 0)
+ log_error("Could not create runtime directory 'links': %s",
+ strerror(-r));
- r = manager_udev_enumerate_links(m);
+ r = mkdir_safe_label("/run/systemd/netif/leases", 0755, uid, gid);
+ if (r < 0)
+ log_error("Could not create runtime directory 'leases': %s",
+ strerror(-r));
+
+ r = drop_privileges(uid, gid,
+ (1ULL << CAP_NET_ADMIN) |
+ (1ULL << CAP_NET_BIND_SERVICE) |
+ (1ULL << CAP_NET_BROADCAST) |
+ (1ULL << CAP_NET_RAW));
if (r < 0)
goto out;
+ r = manager_new(&m);
+ if (r < 0) {
+ log_error("Could not create manager: %s", strerror(-r));
+ goto out;
+ }
+
+ r = manager_udev_listen(m);
+ if (r < 0) {
+ log_error("Could not connect to udev: %s", strerror(-r));
+ goto out;
+ }
+
r = manager_rtnl_listen(m);
- if (r < 0)
+ if (r < 0) {
+ log_error("Could not connect to rtnl: %s", strerror(-r));
+ goto out;
+ }
+
+ r = manager_bus_listen(m);
+ if (r < 0) {
+ log_error("Could not connect to system bus: %s", strerror(-r));
+ goto out;
+ }
+
+ r = manager_load_config(m);
+ if (r < 0) {
+ log_error("Could not load configuration files: %s", strerror(-r));
goto out;
+ }
+
+ r = manager_rtnl_enumerate_links(m);
+ if (r < 0) {
+ log_error("Could not enumerate links: %s", strerror(-r));
+ goto out;
+ }
sd_notify(false,
"READY=1\n"
"STATUS=Processing requests...");
r = sd_event_loop(m->event);
- if (r < 0)
+ if (r < 0) {
+ log_error("Event loop failed: %s", strerror(-r));
goto out;
+ }
out:
sd_notify(false,