interface: support "zone" config option

[project/netifd.git] / config.c

diff --git a/config.c b/config.c
index d91830c8a931917239a3502a4f256674cfad2627..9bbda39d3fb5259499cc50c10309920b39537364 100644 (file)
--- a/config.c
+++ b/config.c
@@ -18,6 +18,8 @@
 
 #include <uci.h>
 
+#include <libubox/blobmsg_json.h>
+
 #include "netifd.h"
 #include "interface.h"
 #include "interface-ip.h"
@@ -31,6 +33,7 @@ bool config_init = false;
 static struct uci_context *uci_ctx;
 static struct uci_package *uci_network;
 static struct uci_package *uci_wireless;
+static struct blob_attr *board_netdevs;
 static struct blob_buf b;
 
 static int
@@ -92,6 +95,31 @@ config_fixup_bridge_var(struct uci_section *s, const char *name, const char *val
        uci_set(uci_ctx, &ptr);
 }
 
+/**
+ * config_fixup_bridge_ports - translate deprecated configs
+ *
+ * Old configs used "ifname" option for specifying bridge ports. For backward
+ * compatibility translate it into the new "ports" option.
+ */
+static void config_fixup_bridge_ports(struct uci_section *s)
+{
+       struct uci_ptr ptr = {
+               .p = s->package,
+               .s = s,
+               .option = "ifname",
+       };
+
+       if (uci_lookup_option(uci_ctx, s, "ports"))
+               return;
+
+       uci_lookup_ptr(uci_ctx, &ptr, NULL, false);
+       if (!ptr.o)
+               return;
+
+       ptr.value = "ports";
+       uci_rename(uci_ctx, &ptr);
+}
+
 static void
 config_fixup_bridge_vlan_filtering(struct uci_section *s, const char *name)
 {
@@ -114,6 +142,7 @@ config_parse_bridge_interface(struct uci_section *s, struct device_type *devtype
        sprintf(name, "%s-%s", devtype->name_prefix, s->e.name);
        blobmsg_add_string(&b, "name", name);
 
+       config_fixup_bridge_ports(s);
        config_fixup_bridge_vlan_filtering(s, name);
        uci_to_blob(&b, s, devtype->config_params);
        if (!device_create(name, devtype, b.head)) {
@@ -251,8 +280,10 @@ config_init_devices(bool bridge)
                if (!params)
                        params = simple_device_type.config_params;
 
-               if (devtype && devtype->bridge_capability)
+               if (devtype && devtype->bridge_capability) {
+                       config_fixup_bridge_ports(s);
                        config_fixup_bridge_vlan_filtering(s, name);
+               }
 
                blob_buf_init(&b, 0);
                uci_to_blob(&b, s, params);
@@ -654,6 +685,57 @@ config_init_wireless(void)
        }
 }
 
+
+static struct blob_attr *
+config_find_blobmsg_attr(struct blob_attr *attr, const char *name, int type)
+{
+       struct blobmsg_policy policy = { .name = name, .type = type };
+       struct blob_attr *cur;
+
+       blobmsg_parse(&policy, 1, &cur, blobmsg_data(attr), blobmsg_len(attr));
+
+       return cur;
+}
+
+struct ether_addr *config_get_default_macaddr(const char *ifname)
+{
+       struct blob_attr *cur;
+
+       if (!board_netdevs)
+               return NULL;
+
+       cur = config_find_blobmsg_attr(board_netdevs, ifname, BLOBMSG_TYPE_TABLE);
+       if (!cur)
+               return NULL;
+
+       cur = config_find_blobmsg_attr(cur, "macaddr", BLOBMSG_TYPE_STRING);
+       if (!cur)
+               return NULL;
+
+       return ether_aton(blobmsg_get_string(cur));
+}
+
+static void
+config_init_board(void)
+{
+       struct blob_attr *cur;
+
+       blob_buf_init(&b, 0);
+
+       if (!blobmsg_add_json_from_file(&b, DEFAULT_BOARD_JSON))
+               return;
+
+       free(board_netdevs);
+       board_netdevs = NULL;
+
+       cur = config_find_blobmsg_attr(b.head, "network-device",
+                                      BLOBMSG_TYPE_TABLE);
+       if (!cur)
+               return;
+
+       board_netdevs = blob_memdup(cur);
+}
+
 int
 config_init_all(void)
 {
@@ -676,9 +758,10 @@ config_init_all(void)
                ret = -1;
        }
 
+       config_init_board();
+
        vlist_update(&interfaces);
        config_init = true;
-       device_lock();
 
        device_reset_config();
        config_init_devices(true);
@@ -691,12 +774,10 @@ config_init_all(void)
        config_init_wireless();
 
        config_init = false;
-       device_unlock();
 
        device_reset_old();
        device_init_pending();
        vlist_flush(&interfaces);
-       device_free_unused(NULL);
        interface_refresh_assignments(false);
        interface_start_pending();
        wireless_start_pending();