if (r < 0)
return r;
- r = sd_rtnl_open(0, &m->rtnl);
+ sd_event_set_watchdog(m->event, true);
+
+ r = sd_rtnl_open(RTMGRP_LINK | RTMGRP_IPV4_IFADDR, &m->rtnl);
if (r < 0)
return r;
return 0;
}
+static int manager_rtnl_process_link(sd_rtnl *rtnl, sd_rtnl_message *message, void *userdata) {
+ Manager *m = userdata;
+ Link *link;
+ unsigned flags;
+ int r, ifindex;
+
+ r = sd_rtnl_message_link_get_ifindex(message, &ifindex);
+ if (r < 0)
+ return 0;
+
+ link = hashmap_get(m->links, &ifindex);
+ if (!link)
+ return 0;
+
+ r = sd_rtnl_message_link_get_flags(message, &flags);
+ if (r < 0)
+ return 0;
+
+ r = link_update_flags(link, flags);
+ if (r < 0)
+ return 0;
+
+ return 1;
+}
+
int manager_rtnl_listen(Manager *m) {
int r;
if (r < 0)
return r;
+ r = sd_rtnl_add_match(m->rtnl, RTM_NEWLINK, &manager_rtnl_process_link, m);
+ if (r < 0)
+ return r;
+
return 0;
}