Add source-restricted routes

[project/netifd.git] / proto-shell.c

diff --git a/proto-shell.c b/proto-shell.c
index 02f1836..38d3871 100644 (file)
--- a/proto-shell.c
+++ b/proto-shell.c
@@ -44,7 +44,7 @@ enum proto_shell_sm {
 struct proto_shell_handler {
        struct list_head list;
        struct proto_handler proto;
-       struct config_param_list config;
+       struct uci_blob_param_list config;
        char *config_buf;
        bool init_available;
        char script_name[];
@@ -58,6 +58,8 @@ struct proto_shell_dependency {
 
        union if_addr host;
        bool v6;
+
+       char interface[];
 };
 
 struct proto_shell_state {
@@ -105,12 +107,15 @@ proto_shell_if_down_cb(struct interface_user *dep, struct interface *iface,
 static void
 proto_shell_update_host_dep(struct proto_shell_dependency *dep)
 {
-       struct interface *iface;
+       struct interface *iface = NULL;
 
        if (dep->dep.iface)
                goto out;
 
-       iface = interface_ip_add_target_route(&dep->host, dep->v6);
+       if (dep->interface[0])
+               iface = vlist_find(&interfaces, dep->interface, iface, node);
+
+       iface = interface_ip_add_target_route(&dep->host, dep->v6, iface);
        if (!iface)
                goto out;
 
@@ -220,7 +225,7 @@ proto_shell_if_down_cb(struct interface_user *dep, struct interface *iface,
        struct proto_shell_dependency *pdep;
        struct proto_shell_state *state;
 
-       if (ev == IFEV_UP)
+       if (ev == IFEV_UP || ev == IFEV_UPDATE)
                return;
 
        pdep = container_of(dep, struct proto_shell_dependency, dep);
@@ -616,17 +621,28 @@ proto_shell_add_host_dependency(struct proto_shell_state *state, struct blob_att
 {
        struct proto_shell_dependency *dep;
        struct blob_attr *host = tb[NOTIFY_HOST];
+       struct blob_attr *ifname = tb[NOTIFY_IFNAME];
+       size_t ifnamelen = (ifname) ? blobmsg_data_len(ifname) : 1;
 
        if (!host)
                return UBUS_STATUS_INVALID_ARGUMENT;
 
-       dep = calloc(1, sizeof(*dep));
-       if (!inet_pton(AF_INET, blobmsg_data(host), &dep->host)) {
-               free(dep);
-               return UBUS_STATUS_INVALID_ARGUMENT;
+       dep = calloc(1, sizeof(*dep) + ifnamelen);
+       if (inet_pton(AF_INET, blobmsg_data(host), &dep->host) < 1) {
+               if (inet_pton(AF_INET6, blobmsg_data(host), &dep->host) < 1) {
+                       free(dep);
+                       return UBUS_STATUS_INVALID_ARGUMENT;
+               } else {
+                       dep->v6 = true;
+               }
        }
 
        dep->proto = state;
+       if (ifname)
+               memcpy(dep->interface, blobmsg_data(ifname), ifnamelen);
+       else
+               dep->interface[0] = 0;
+
        dep->dep.cb = proto_shell_if_up_cb;
        interface_add_user(&dep->dep, NULL);
        list_add(&dep->list, &state->deps);
@@ -739,7 +755,7 @@ get_field(json_object *obj, const char *name, json_type type)
 }
 
 static char *
-proto_shell_parse_config(struct config_param_list *config, json_object *obj)
+proto_shell_parse_config(struct uci_blob_param_list *config, json_object *obj)
 {
        struct blobmsg_policy *attrs;
        char *str_buf, *str_cur;