ubus: add a dummy mode ubus call to simulate hotplug events
[project/netifd.git] / ubus.c
diff --git a/ubus.c b/ubus.c
index 4d43b5756f337821245b14def18f3f4a305c46f9..8a0c53aeab9c54b8a697d1b777bd86cf9fec958a 100644 (file)
--- a/ubus.c
+++ b/ubus.c
@@ -44,8 +44,10 @@ netifd_handle_reload(struct ubus_context *ctx, struct ubus_object *obj,
                     struct ubus_request_data *req, const char *method,
                     struct blob_attr *msg)
 {
-       netifd_reload();
-       return 0;
+       if (netifd_reload())
+               return UBUS_STATUS_NOT_FOUND;
+
+       return UBUS_STATUS_OK;
 }
 
 enum {
@@ -127,7 +129,6 @@ netifd_add_dynamic(struct ubus_context *ctx, struct ubus_object *obj,
        struct blob_attr *tb[__DI_MAX];
        struct interface *iface;
        struct blob_attr *config;
-       struct device *dev;
 
        blobmsg_parse(dynamic_policy, __DI_MAX, tb, blob_data(msg), blob_len(msg));
 
@@ -136,7 +137,7 @@ netifd_add_dynamic(struct ubus_context *ctx, struct ubus_object *obj,
 
        const char *name = blobmsg_get_string(tb[DI_NAME]);
 
-       iface = interface_alloc(name, msg);
+       iface = interface_alloc(name, msg, true);
        if (!iface)
                return UBUS_STATUS_UNKNOWN_ERROR;
 
@@ -144,34 +145,64 @@ netifd_add_dynamic(struct ubus_context *ctx, struct ubus_object *obj,
        if (!config)
                goto error;
 
-       interface_add(iface, config);
-
-       // need to look up the interface name again, in case of config update
-       // the pointer will have changed
-       iface = vlist_find(&interfaces, name, iface, node);
-       if (!iface)
-               return UBUS_STATUS_UNKNOWN_ERROR;
-
-       // Set interface as dynamic
-       interface_set_dynamic(iface);
-
-       dev = iface->main_dev.dev;
-       if (!dev || !dev->default_config)
-               return UBUS_STATUS_UNKNOWN_ERROR;
+       if (!interface_add(iface, config))
+               goto error_free_config;
 
        return UBUS_STATUS_OK;
 
+error_free_config:
+       free(config);
 error:
        free(iface);
        return UBUS_STATUS_UNKNOWN_ERROR;
 }
 
+enum {
+       NETNS_UPDOWN_JAIL,
+       NETNS_UPDOWN_PID,
+       NETNS_UPDOWN_START,
+       __NETNS_UPDOWN_MAX
+};
+
+static const struct blobmsg_policy netns_updown_policy[__NETNS_UPDOWN_MAX] = {
+       [NETNS_UPDOWN_JAIL] = { .name = "jail", .type = BLOBMSG_TYPE_STRING },
+       [NETNS_UPDOWN_PID] = { .name = "pid", .type = BLOBMSG_TYPE_INT32 },
+       [NETNS_UPDOWN_START] = { .name = "start", .type = BLOBMSG_TYPE_BOOL },
+};
+
+static int
+netifd_netns_updown(struct ubus_context *ctx, struct ubus_object *obj,
+                 struct ubus_request_data *req, const char *method,
+                 struct blob_attr *msg)
+{
+       struct blob_attr *tb[__NETNS_UPDOWN_MAX];
+       char *jail;
+       pid_t netns_pid;
+       bool start;
+
+       blobmsg_parse(netns_updown_policy, __NETNS_UPDOWN_MAX, tb, blob_data(msg), blob_len(msg));
+       if (!tb[NETNS_UPDOWN_JAIL] || !tb[NETNS_UPDOWN_PID])
+               return UBUS_STATUS_INVALID_ARGUMENT;
+
+       start = tb[NETNS_UPDOWN_START] && blobmsg_get_bool(tb[NETNS_UPDOWN_START]);
+       jail = blobmsg_get_string(tb[NETNS_UPDOWN_JAIL]);
+       netns_pid = blobmsg_get_u32(tb[NETNS_UPDOWN_PID]);
+
+       if (start)
+               interface_start_jail(jail, netns_pid);
+       else
+               interface_stop_jail(jail, netns_pid);
+
+       return UBUS_STATUS_OK;
+}
+
 static struct ubus_method main_object_methods[] = {
        { .name = "restart", .handler = netifd_handle_restart },
        { .name = "reload", .handler = netifd_handle_reload },
        UBUS_METHOD("add_host_route", netifd_add_host_route, route_policy),
        { .name = "get_proto_handlers", .handler = netifd_get_proto_handlers },
        UBUS_METHOD("add_dynamic", netifd_add_dynamic, dynamic_policy),
+       UBUS_METHOD("netns_updown", netifd_netns_updown, netns_updown_policy),
 };
 
 static struct ubus_object_type main_object_type =
@@ -204,7 +235,7 @@ netifd_dev_status(struct ubus_context *ctx, struct ubus_object *obj,
        blobmsg_parse(dev_policy, __DEV_MAX, tb, blob_data(msg), blob_len(msg));
 
        if (tb[DEV_NAME]) {
-               dev = device_get(blobmsg_data(tb[DEV_NAME]), false);
+               dev = device_find(blobmsg_data(tb[DEV_NAME]));
                if (!dev)
                        return UBUS_STATUS_INVALID_ARGUMENT;
        }
@@ -252,7 +283,7 @@ netifd_handle_alias(struct ubus_context *ctx, struct ubus_object *obj,
                if (blobmsg_type(cur) != BLOBMSG_TYPE_STRING)
                        goto error;
 
-               if (!blobmsg_check_attr(cur, NULL))
+               if (!blobmsg_check_attr(cur, false))
                        goto error;
 
                alias_notify_device(blobmsg_data(cur), dev);
@@ -267,12 +298,14 @@ error:
 enum {
        DEV_STATE_NAME,
        DEV_STATE_DEFER,
+       DEV_STATE_AUTH_STATUS,
        __DEV_STATE_MAX,
 };
 
 static const struct blobmsg_policy dev_state_policy[__DEV_STATE_MAX] = {
        [DEV_STATE_NAME] = { .name = "name", .type = BLOBMSG_TYPE_STRING },
        [DEV_STATE_DEFER] = { .name = "defer", .type = BLOBMSG_TYPE_BOOL },
+       [DEV_STATE_AUTH_STATUS] = { .name = "auth_status", .type = BLOBMSG_TYPE_BOOL },
 };
 
 static int
@@ -298,13 +331,53 @@ netifd_handle_set_state(struct ubus_context *ctx, struct ubus_object *obj,
        if (cur)
                device_set_deferred(dev, !!blobmsg_get_u8(cur));
 
+       cur = tb[DEV_STATE_AUTH_STATUS];
+       if (cur)
+               device_set_auth_status(dev, !!blobmsg_get_u8(cur));
+
        return 0;
 }
 
+#ifdef DUMMY_MODE
+enum {
+    DEV_HOTPLUG_ATTR_NAME,
+    DEV_HOTPLUG_ATTR_ADD,
+    __DEV_HOTPLUG_ATTR_MAX,
+};
+
+static const struct blobmsg_policy dev_hotplug_policy[__DEV_HOTPLUG_ATTR_MAX] = {
+    [DEV_HOTPLUG_ATTR_NAME] = { "name", BLOBMSG_TYPE_STRING },
+    [DEV_HOTPLUG_ATTR_ADD] = { "add", BLOBMSG_TYPE_BOOL },
+};
+
+static int
+netifd_handle_dev_hotplug(struct ubus_context *ctx, struct ubus_object *obj,
+                         struct ubus_request_data *req, const char *method,
+                         struct blob_attr *msg)
+{
+       struct blob_attr *tb[__DEV_HOTPLUG_ATTR_MAX];
+       const char *name;
+
+       blobmsg_parse(dev_hotplug_policy, __DEV_HOTPLUG_ATTR_MAX, tb,
+                     blob_data(msg), blob_len(msg));
+
+       if (!tb[DEV_HOTPLUG_ATTR_NAME] || !tb[DEV_HOTPLUG_ATTR_ADD])
+               return UBUS_STATUS_INVALID_ARGUMENT;
+
+       name = blobmsg_get_string(tb[DEV_HOTPLUG_ATTR_NAME]);
+       device_hotplug_event(name, blobmsg_get_bool(tb[DEV_HOTPLUG_ATTR_ADD]));
+
+       return 0;
+}
+#endif
+
 static struct ubus_method dev_object_methods[] = {
        UBUS_METHOD("status", netifd_dev_status, dev_policy),
        UBUS_METHOD("set_alias", netifd_handle_alias, alias_attrs),
        UBUS_METHOD("set_state", netifd_handle_set_state, dev_state_policy),
+#ifdef DUMMY_MODE
+       UBUS_METHOD("hotplug_event", netifd_handle_dev_hotplug, dev_hotplug_policy),
+#endif
 };
 
 static struct ubus_object_type dev_object_type =
@@ -376,6 +449,19 @@ netifd_handle_down(struct ubus_context *ctx, struct ubus_object *obj,
        return 0;
 }
 
+static int
+netifd_handle_renew(struct ubus_context *ctx, struct ubus_object *obj,
+                  struct ubus_request_data *req, const char *method,
+                  struct blob_attr *msg)
+{
+       struct interface *iface;
+
+       iface = container_of(obj, struct interface, ubus);
+       interface_renew(iface);
+
+       return 0;
+}
+
 static void
 netifd_add_interface_errors(struct blob_buf *b, struct interface *iface)
 {
@@ -402,8 +488,7 @@ netifd_add_interface_errors(struct blob_buf *b, struct interface *iface)
 }
 
 static void
-interface_ip_dump_address_list(struct interface_ip_settings *ip, bool v6,
-                               bool enabled)
+interface_ip_dump_address_list(struct interface_ip_settings *ip, bool v6, bool enabled)
 {
        struct device_addr *addr;
        char *buf;
@@ -432,6 +517,12 @@ interface_ip_dump_address_list(struct interface_ip_settings *ip, bool v6,
 
                blobmsg_add_u32(&b, "mask", addr->mask);
 
+               if (addr->point_to_point) {
+                       buf = blobmsg_alloc_string_buffer(&b, "ptpaddress", buflen);
+                       inet_ntop(af, &addr->point_to_point, buf, buflen);
+                       blobmsg_add_string_buffer(&b);
+               }
+
                if (addr->preferred_until) {
                        int preferred = addr->preferred_until - now;
                        if (preferred < 0)
@@ -449,6 +540,43 @@ interface_ip_dump_address_list(struct interface_ip_settings *ip, bool v6,
        }
 }
 
+static void
+interface_ip_dump_neighbor_list(struct interface_ip_settings *ip, bool enabled)
+{
+       struct device_neighbor *neighbor;
+       int buflen = 128;
+       char *buf;
+       void *r;
+       int af;
+
+       vlist_for_each_element(&ip->neighbor, neighbor, node) {
+               if (neighbor->enabled != enabled)
+                       continue;
+
+               if ((neighbor->flags & DEVADDR_FAMILY) == DEVADDR_INET4)
+                       af = AF_INET;
+               else
+                       af = AF_INET6;
+
+               r = blobmsg_open_table(&b, NULL);
+
+               if (neighbor->flags & DEVNEIGH_MAC)
+                       blobmsg_add_string(&b, "mac", format_macaddr(neighbor->macaddr));
+
+               buf = blobmsg_alloc_string_buffer(&b , "address", buflen);
+               inet_ntop(af, &neighbor->addr, buf, buflen);
+               blobmsg_add_string_buffer(&b);
+
+               if (neighbor->proxy)
+                       blobmsg_add_u32(&b, "proxy", neighbor->proxy);
+
+               if (neighbor->router)
+                       blobmsg_add_u32(&b, "router", neighbor->router);
+
+               blobmsg_close_table(&b, r);
+       }
+}
+
 static void
 interface_ip_dump_route_list(struct interface_ip_settings *ip, bool enabled)
 {
@@ -486,6 +614,9 @@ interface_ip_dump_route_list(struct interface_ip_settings *ip, bool enabled)
                if (route->flags & DEVROUTE_TYPE)
                        blobmsg_add_u32(&b, "type", route->type);
 
+               if (route->flags & DEVROUTE_PROTO)
+                       blobmsg_add_u32(&b, "proto", route->proto);
+
                if (route->flags & DEVROUTE_MTU)
                        blobmsg_add_u32(&b, "mtu", route->mtu);
 
@@ -600,15 +731,23 @@ interface_ip_dump_prefix_assignment_list(struct interface *iface)
                        if (prefix->valid_until)
                                blobmsg_add_u32(&b, "valid", prefix->valid_until - now);
 
+                       void *c = blobmsg_open_table(&b, "local-address");
+                       if (assign->enabled) {
+                               buf = blobmsg_alloc_string_buffer(&b, "address", buflen);
+                               inet_ntop(AF_INET6, &assign->addr, buf, buflen);
+                               blobmsg_add_string_buffer(&b);
+
+                               blobmsg_add_u32(&b, "mask", assign->length);
+                       }
+                       blobmsg_close_table(&b, c);
+
                        blobmsg_close_table(&b, a);
                }
        }
 }
 
-
 static void
-interface_ip_dump_dns_server_list(struct interface_ip_settings *ip,
-                                  bool enabled)
+interface_ip_dump_dns_server_list(struct interface_ip_settings *ip, bool enabled)
 {
        struct dns_server *dns;
        int buflen = 128;
@@ -625,8 +764,7 @@ interface_ip_dump_dns_server_list(struct interface_ip_settings *ip,
 }
 
 static void
-interface_ip_dump_dns_search_list(struct interface_ip_settings *ip,
-                                  bool enabled)
+interface_ip_dump_dns_search_list(struct interface_ip_settings *ip, bool enabled)
 {
        struct dns_search_domain *dns;
 
@@ -666,6 +804,12 @@ netifd_dump_status(struct interface *iface)
            !(iface->proto_handler->flags & PROTO_FLAG_NODEV))
                blobmsg_add_string(&b, "device", dev->ifname);
 
+       if (iface->jail)
+               blobmsg_add_string(&b, "jail", iface->jail);
+
+       if (iface->jail_ifname)
+               blobmsg_add_string(&b, "jail_ifname", iface->jail_ifname);
+
        if (iface->state == IFS_UP) {
                if (iface->updated) {
                        a = blobmsg_open_array(&b, "updated");
@@ -689,6 +833,8 @@ netifd_dump_status(struct interface *iface)
                blobmsg_add_u32(&b, "metric", iface->metric);
                blobmsg_add_u32(&b, "dns_metric", iface->dns_metric);
                blobmsg_add_u8(&b, "delegation", !iface->proto_ip.no_delegation);
+               if (iface->assignment_weight)
+                       blobmsg_add_u32(&b, "ip6weight", iface->assignment_weight);
                a = blobmsg_open_array(&b, "ipv4-address");
                interface_ip_dump_address_list(&iface->config_ip, false, true);
                interface_ip_dump_address_list(&iface->proto_ip, false, true);
@@ -716,6 +862,10 @@ netifd_dump_status(struct interface *iface)
                interface_ip_dump_dns_search_list(&iface->config_ip, true);
                interface_ip_dump_dns_search_list(&iface->proto_ip, true);
                blobmsg_close_array(&b, a);
+               a = blobmsg_open_array(&b, "neighbors");
+               interface_ip_dump_neighbor_list(&iface->config_ip, true);
+               interface_ip_dump_neighbor_list(&iface->proto_ip, true);
+               blobmsg_close_array(&b, a);
 
                inactive = blobmsg_open_table(&b, "inactive");
                a = blobmsg_open_array(&b, "ipv4-address");
@@ -738,6 +888,10 @@ netifd_dump_status(struct interface *iface)
                interface_ip_dump_dns_search_list(&iface->config_ip, false);
                interface_ip_dump_dns_search_list(&iface->proto_ip, false);
                blobmsg_close_array(&b, a);
+               a = blobmsg_open_array(&b, "neighbors");
+               interface_ip_dump_neighbor_list(&iface->config_ip, false);
+               interface_ip_dump_neighbor_list(&iface->proto_ip, false);
+               blobmsg_close_array(&b, a);
                blobmsg_close_table(&b, inactive);
        }
 
@@ -791,12 +945,14 @@ netifd_handle_dump(struct ubus_context *ctx, struct ubus_object *obj,
 enum {
        DEV_LINK_NAME,
        DEV_LINK_EXT,
+       DEV_LINK_VLAN,
        __DEV_LINK_MAX,
 };
 
 static const struct blobmsg_policy dev_link_policy[__DEV_LINK_MAX] = {
        [DEV_LINK_NAME] = { .name = "name", .type = BLOBMSG_TYPE_STRING },
        [DEV_LINK_EXT] = { .name = "link-ext", .type = BLOBMSG_TYPE_BOOL },
+       [DEV_LINK_VLAN] = { .name = "vlan", .type = BLOBMSG_TYPE_ARRAY },
 };
 
 static int
@@ -821,7 +977,8 @@ netifd_iface_handle_device(struct ubus_context *ctx, struct ubus_object *obj,
        if (cur)
                link_ext = blobmsg_get_bool(cur);
 
-       return interface_handle_link(iface, blobmsg_data(tb[DEV_LINK_NAME]), add, link_ext);
+       return interface_handle_link(iface, blobmsg_data(tb[DEV_LINK_NAME]),
+                                    tb[DEV_LINK_VLAN], add, link_ext);
 }
 
 
@@ -871,19 +1028,27 @@ netifd_handle_iface_prepare(struct ubus_context *ctx, struct ubus_object *obj,
                            struct blob_attr *msg)
 {
        struct interface *iface;
-       struct device *dev;
+       struct device *dev, *bridge_dev = NULL;
        const struct device_hotplug_ops *ops;
 
        iface = container_of(obj, struct interface, ubus);
        dev = iface->main_dev.dev;
        if (!dev)
-               return 0;
+               goto out;
 
        ops = dev->hotplug_ops;
        if (!ops)
-               return 0;
+               goto out;
+
+       ops->prepare(dev, &bridge_dev);
+
+out:
+       blob_buf_init(&b, 0);
+       if (bridge_dev)
+               blobmsg_add_string(&b, "bridge", bridge_dev->ifname);
+       ubus_send_reply(ctx, req, b.head);
 
-       return ops->prepare(dev);
+       return 0;
 }
 
 static int
@@ -901,6 +1066,7 @@ netifd_handle_set_data(struct ubus_context *ctx, struct ubus_object *obj,
 static struct ubus_method iface_object_methods[] = {
        { .name = "up", .handler = netifd_handle_up },
        { .name = "down", .handler = netifd_handle_down },
+       { .name = "renew", .handler = netifd_handle_renew },
        { .name = "status", .handler = netifd_handle_status },
        { .name = "prepare", .handler = netifd_handle_iface_prepare },
        { .name = "dump", .handler = netifd_handle_dump },
@@ -1014,6 +1180,28 @@ get_wdev(struct blob_attr *msg, int *ret)
        return wdev;
 }
 
+static int
+netifd_handle_wdev_reconf(struct ubus_context *ctx, struct ubus_object *obj,
+                         struct ubus_request_data *req, const char *method,
+                         struct blob_attr *msg)
+{
+       struct wireless_device *wdev;
+       int ret;
+
+       wdev = get_wdev(msg, &ret);
+       if (ret == UBUS_STATUS_NOT_FOUND)
+               return ret;
+
+       if (wdev) {
+               wireless_device_reconf(wdev);
+       } else {
+               vlist_for_each_element(&wireless_devices, wdev, node)
+                       wireless_device_reconf(wdev);
+       }
+
+       return 0;
+}
+
 static int
 netifd_handle_wdev_up(struct ubus_context *ctx, struct ubus_object *obj,
                      struct ubus_request_data *req, const char *method,
@@ -1122,6 +1310,7 @@ netifd_handle_wdev_notify(struct ubus_context *ctx, struct ubus_object *obj,
 static struct ubus_method wireless_object_methods[] = {
        { .name = "up", .handler = netifd_handle_wdev_up },
        { .name = "down", .handler = netifd_handle_wdev_down },
+       { .name = "reconf", .handler = netifd_handle_wdev_reconf },
        { .name = "status", .handler = netifd_handle_wdev_status },
        { .name = "notify", .handler = netifd_handle_wdev_notify },
        { .name = "get_validate", .handler = netifd_handle_wdev_get_validate },
@@ -1138,6 +1327,13 @@ static struct ubus_object wireless_object = {
        .n_methods = ARRAY_SIZE(wireless_object_methods),
 };
 
+int
+netifd_extdev_invoke(uint32_t id, const char *method, struct blob_attr *msg,
+         ubus_data_handler_t data_cb, void *data)
+{
+       return ubus_invoke(ubus_ctx, id, method, msg, data_cb, data, 3000);
+}
+
 int
 netifd_ubus_init(const char *path)
 {