bridge: Allow setting multicast_router option
[project/netifd.git] / device.c
index f50fb85..4a8db70 100644 (file)
--- a/device.c
+++ b/device.c
 #include "config.h"
 
 static struct avl_tree devices;
+static bool default_ps = true;
 
 static const struct blobmsg_policy dev_attrs[__DEV_ATTR_MAX] = {
        [DEV_ATTR_TYPE] = { .name = "type", .type = BLOBMSG_TYPE_STRING },
-       [DEV_ATTR_IFNAME] = { .name = "ifname", .type = BLOBMSG_TYPE_ARRAY },
        [DEV_ATTR_MTU] = { .name = "mtu", .type = BLOBMSG_TYPE_INT32 },
+       [DEV_ATTR_MTU6] = { .name = "mtu6", .type = BLOBMSG_TYPE_INT32 },
        [DEV_ATTR_MACADDR] = { .name = "macaddr", .type = BLOBMSG_TYPE_STRING },
        [DEV_ATTR_TXQUEUELEN] = { .name = "txqueuelen", .type = BLOBMSG_TYPE_INT32 },
        [DEV_ATTR_ENABLED] = { .name = "enabled", .type = BLOBMSG_TYPE_BOOL },
@@ -43,6 +44,12 @@ static const struct blobmsg_policy dev_attrs[__DEV_ATTR_MAX] = {
        [DEV_ATTR_ACCEPTLOCAL] = { .name = "acceptlocal", .type = BLOBMSG_TYPE_BOOL },
        [DEV_ATTR_IGMPVERSION] = { .name = "igmpversion", .type = BLOBMSG_TYPE_INT32 },
        [DEV_ATTR_MLDVERSION] = { .name = "mldversion", .type = BLOBMSG_TYPE_INT32 },
+       [DEV_ATTR_NEIGHREACHABLETIME] = { .name = "neighreachabletime", .type = BLOBMSG_TYPE_INT32 },
+       [DEV_ATTR_RPS] = { .name = "rps", .type = BLOBMSG_TYPE_BOOL },
+       [DEV_ATTR_XPS] = { .name = "xps", .type = BLOBMSG_TYPE_BOOL },
+       [DEV_ATTR_DADTRANSMITS] = { .name = "dadtransmits", .type = BLOBMSG_TYPE_INT32 },
+       [DEV_ATTR_MULTICAST_TO_UNICAST] = { .name = "multicast_to_unicast", .type = BLOBMSG_TYPE_BOOL },
+       [DEV_ATTR_MULTICAST_ROUTER] = { .name = "multicast_router", .type = BLOBMSG_TYPE_INT32 },
 };
 
 const struct uci_blob_param_list device_attr_list = {
@@ -151,6 +158,7 @@ device_merge_settings(struct device *dev, struct device_settings *n)
 
        memset(n, 0, sizeof(*n));
        n->mtu = s->flags & DEV_OPT_MTU ? s->mtu : os->mtu;
+       n->mtu6 = s->flags & DEV_OPT_MTU6 ? s->mtu6 : os->mtu6;
        n->txqueuelen = s->flags & DEV_OPT_TXQUEUELEN ?
                s->txqueuelen : os->txqueuelen;
        memcpy(n->macaddr,
@@ -162,6 +170,14 @@ device_merge_settings(struct device *dev, struct device_settings *n)
        n->acceptlocal = s->flags & DEV_OPT_ACCEPTLOCAL ? s->acceptlocal : os->acceptlocal;
        n->igmpversion = s->flags & DEV_OPT_IGMPVERSION ? s->igmpversion : os->igmpversion;
        n->mldversion = s->flags & DEV_OPT_MLDVERSION ? s->mldversion : os->mldversion;
+       n->neigh4reachabletime = s->flags & DEV_OPT_NEIGHREACHABLETIME ?
+               s->neigh4reachabletime : os->neigh4reachabletime;
+       n->neigh6reachabletime = s->flags & DEV_OPT_NEIGHREACHABLETIME ?
+               s->neigh6reachabletime : os->neigh6reachabletime;
+       n->dadtransmits = s->flags & DEV_OPT_DADTRANSMITS ?
+               s->dadtransmits : os->dadtransmits;
+       n->multicast_to_unicast = s->multicast_to_unicast;
+       n->multicast_router = s->multicast_router;
        n->flags = s->flags | os->flags;
 }
 
@@ -182,6 +198,11 @@ device_init_settings(struct device *dev, struct blob_attr **tb)
                s->flags |= DEV_OPT_MTU;
        }
 
+       if ((cur = tb[DEV_ATTR_MTU6])) {
+               s->mtu6 = blobmsg_get_u32(cur);
+               s->flags |= DEV_OPT_MTU6;
+       }
+
        if ((cur = tb[DEV_ATTR_TXQUEUELEN])) {
                s->txqueuelen = blobmsg_get_u32(cur);
                s->flags |= DEV_OPT_TXQUEUELEN;
@@ -233,6 +254,43 @@ device_init_settings(struct device *dev, struct blob_attr **tb)
                        DPRINTF("Failed to resolve mldversion: %d\n", blobmsg_get_u32(cur));
        }
 
+       if ((cur = tb[DEV_ATTR_NEIGHREACHABLETIME])) {
+               s->neigh6reachabletime = s->neigh4reachabletime = blobmsg_get_u32(cur);
+               s->flags |= DEV_OPT_NEIGHREACHABLETIME;
+       }
+
+       if ((cur = tb[DEV_ATTR_RPS])) {
+               s->rps = blobmsg_get_bool(cur);
+               s->flags |= DEV_OPT_RPS;
+       }
+       else
+               s->rps = default_ps;
+
+       if ((cur = tb[DEV_ATTR_XPS])) {
+               s->xps = blobmsg_get_bool(cur);
+               s->flags |= DEV_OPT_XPS;
+       }
+       else
+               s->xps = default_ps;
+
+       if ((cur = tb[DEV_ATTR_DADTRANSMITS])) {
+               s->dadtransmits = blobmsg_get_u32(cur);
+               s->flags |= DEV_OPT_DADTRANSMITS;
+       }
+
+       if ((cur = tb[DEV_ATTR_MULTICAST_TO_UNICAST])) {
+               s->multicast_to_unicast = blobmsg_get_bool(cur);
+               s->flags |= DEV_OPT_MULTICAST_TO_UNICAST;
+       }
+
+       if ((cur = tb[DEV_ATTR_MULTICAST_ROUTER])) {
+               s->multicast_router = blobmsg_get_u32(cur);
+               if (s->multicast_router <= 2)
+                       s->flags |= DEV_OPT_MULTICAST_ROUTER;
+               else
+                       DPRINTF("Invalid value: %d - (Use 0: never, 1: learn, 2: always)\n", blobmsg_get_u32(cur));
+       }
+
        device_set_disabled(dev, disabled);
 }
 
@@ -349,6 +407,8 @@ int device_init(struct device *dev, const struct device_type *type, const char *
 
        system_if_clear_state(dev);
        device_check_state(dev);
+       dev->settings.rps = default_ps;
+       dev->settings.xps = default_ps;
 
        return 0;
 }
@@ -367,6 +427,8 @@ device_create_default(const char *name, bool external)
        dev->set_state = simple_device_set_state;
        device_init(dev, &simple_device_type, name);
        dev->default_config = true;
+       if (external)
+               system_if_apply_settings(dev, &dev->settings, dev->settings.flags);
        return dev;
 }
 
@@ -489,19 +551,11 @@ static int device_refcount(struct device *dev)
        return count;
 }
 
-void device_add_user(struct device_user *dep, struct device *dev)
+static void
+__device_add_user(struct device_user *dep, struct device *dev)
 {
        struct safe_list *head;
 
-       if (dep->dev == dev)
-               return;
-
-       if (dep->dev)
-               device_remove_user(dep);
-
-       if (!dev)
-               return;
-
        dep->dev = dev;
 
        if (dep->alias)
@@ -522,6 +576,20 @@ void device_add_user(struct device_user *dep, struct device *dev)
        }
 }
 
+void device_add_user(struct device_user *dep, struct device *dev)
+{
+       if (dep->dev == dev)
+               return;
+
+       if (dep->dev)
+               device_remove_user(dep);
+
+       if (!dev)
+               return;
+
+       __device_add_user(dep, dev);
+}
+
 void
 device_free(struct device *dev)
 {
@@ -586,7 +654,7 @@ device_init_pending(void)
        }
 }
 
-enum dev_change_type
+static enum dev_change_type
 device_set_config(struct device *dev, const struct device_type *type,
                  struct blob_attr *attr)
 {
@@ -631,16 +699,20 @@ device_apply_config(struct device *dev, const struct device_type *type,
                case DEV_CONFIG_RESTART:
                case DEV_CONFIG_APPLIED:
                        D(DEVICE, "Device '%s': config applied\n", dev->ifname);
+                       config = blob_memdup(config);
                        free(dev->config);
                        dev->config = config;
                        if (change == DEV_CONFIG_RESTART && dev->present) {
                                device_set_present(dev, false);
+                               if (dev->active && !dev->external) {
+                                       dev->set_state(dev, false);
+                                       dev->set_state(dev, true);
+                               }
                                device_set_present(dev, true);
                        }
                        break;
                case DEV_CONFIG_NO_CHANGE:
                        D(DEVICE, "Device '%s': no configuration change\n", dev->ifname);
-                       free(config);
                        break;
                case DEV_CONFIG_RECREATE:
                        break;
@@ -653,21 +725,19 @@ static void
 device_replace(struct device *dev, struct device *odev)
 {
        struct device_user *dep, *tmp;
-       bool present = odev->present;
 
-       if (present)
+       __devlock++;
+       if (odev->present)
                device_set_present(odev, false);
 
        list_for_each_entry_safe(dep, tmp, &odev->users.list, list.list) {
                device_release(dep);
                safe_list_del(&dep->list);
-               safe_list_add(&dep->list, &dev->users);
-               dep->dev = dev;
+               __device_add_user(dep, dev);
        }
-       device_free(odev);
+       __devlock--;
 
-       if (present)
-               device_set_present(dev, true);
+       device_free(odev);
 }
 
 void
@@ -692,10 +762,48 @@ device_reset_old(void)
                        continue;
 
                ndev = device_create_default(dev->ifname, dev->external);
+               if (!ndev)
+                       continue;
+
                device_replace(ndev, dev);
        }
 }
 
+void
+device_set_default_ps(bool state)
+{
+       struct device *dev;
+
+       if (state == default_ps)
+               return;
+
+       default_ps = state;
+
+       avl_for_each_element(&devices, dev, avl) {
+               struct device_settings *s = &dev->settings;
+               unsigned int apply_mask = 0;
+
+               if (!(s->flags & DEV_OPT_RPS)) {
+                       s->rps = default_ps;
+                       apply_mask |= DEV_OPT_RPS;
+               }
+
+               if (!(s->flags & DEV_OPT_XPS)) {
+                       s->xps = default_ps;
+                       apply_mask |= DEV_OPT_XPS;
+               }
+
+               if (!apply_mask)
+                       continue;
+
+               if (!(dev->external || (dev->present && dev->active)) ||
+                               dev->config_pending)
+                       continue;
+
+               system_if_apply_settings(dev, s, apply_mask);
+       }
+}
+
 struct device *
 device_create(const char *name, const struct device_type *type,
              struct blob_attr *config)
@@ -703,10 +811,6 @@ device_create(const char *name, const struct device_type *type,
        struct device *odev = NULL, *dev;
        enum dev_change_type change;
 
-       config = blob_memdup(config);
-       if (!config)
-               return NULL;
-
        odev = device_get(name, false);
        if (odev) {
                odev->current_config = true;
@@ -722,6 +826,10 @@ device_create(const char *name, const struct device_type *type,
        } else
                D(DEVICE, "Create new device '%s' (%s)\n", name, type->name);
 
+       config = blob_memdup(config);
+       if (!config)
+               return NULL;
+
        dev = type->create(name, config);
        if (!dev)
                return NULL;
@@ -731,8 +839,10 @@ device_create(const char *name, const struct device_type *type,
        if (odev)
                device_replace(dev, odev);
 
-       if (!config_init && dev->config_pending)
+       if (!config_init && dev->config_pending) {
                type->config_init(dev);
+               dev->config_pending = false;
+       }
 
        return dev;
 }
@@ -774,6 +884,8 @@ device_dump_status(struct blob_buf *b, struct device *dev)
                device_merge_settings(dev, &st);
                if (st.flags & DEV_OPT_MTU)
                        blobmsg_add_u32(b, "mtu", st.mtu);
+               if (st.flags & DEV_OPT_MTU6)
+                       blobmsg_add_u32(b, "mtu6", st.mtu6);
                if (st.flags & DEV_OPT_MACADDR)
                        blobmsg_add_string(b, "macaddr", format_macaddr(st.macaddr));
                if (st.flags & DEV_OPT_TXQUEUELEN)
@@ -790,6 +902,16 @@ device_dump_status(struct blob_buf *b, struct device *dev)
                        blobmsg_add_u32(b, "igmpversion", st.igmpversion);
                if (st.flags & DEV_OPT_MLDVERSION)
                        blobmsg_add_u32(b, "mldversion", st.mldversion);
+               if (st.flags & DEV_OPT_NEIGHREACHABLETIME) {
+                       blobmsg_add_u32(b, "neigh4reachabletime", st.neigh4reachabletime);
+                       blobmsg_add_u32(b, "neigh6reachabletime", st.neigh6reachabletime);
+               }
+               if (st.flags & DEV_OPT_DADTRANSMITS)
+                       blobmsg_add_u32(b, "dadtransmits", st.dadtransmits);
+               if (st.flags & DEV_OPT_MULTICAST_TO_UNICAST)
+                       blobmsg_add_u8(b, "multicast_to_unicast", st.multicast_to_unicast);
+               if (st.flags & DEV_OPT_MULTICAST_ROUTER)
+                       blobmsg_add_u32(b, "multicast_router", st.multicast_router);
        }
 
        s = blobmsg_open_table(b, "statistics");