#include <vnet/fib/ip6_fib.h>
#include <vnet/fib/fib_table.h>
+#include <vnet/dpo/ip6_ll_dpo.h>
static void
vnet_ip6_fib_init (u32 fib_index)
FIB_ENTRY_FLAG_DROP);
/*
- * all link local for us
+ * all link local via the link local lookup DPO
*/
pfx.fp_addr.ip6.as_u64[0] = clib_host_to_net_u64 (0xFE80000000000000ULL);
pfx.fp_addr.ip6.as_u64[1] = 0;
pfx.fp_len = 10;
- fib_table_entry_special_add(fib_index,
- &pfx,
- FIB_SOURCE_SPECIAL,
- FIB_ENTRY_FLAG_LOCAL);
+ fib_table_entry_special_dpo_add(fib_index,
+ &pfx,
+ FIB_SOURCE_SPECIAL,
+ FIB_ENTRY_FLAG_NONE,
+ ip6_ll_dpo_get());
}
static u32
create_fib_with_table_id (u32 table_id,
- fib_source_t src)
+ fib_source_t src,
+ fib_table_flags_t flags,
+ u8 *desc)
{
fib_table_t *fib_table;
ip6_fib_t *v6_fib;
- pool_get_aligned(ip6_main.fibs, fib_table, CLIB_CACHE_LINE_BYTES);
+ pool_get(ip6_main.fibs, fib_table);
pool_get_aligned(ip6_main.v6_fibs, v6_fib, CLIB_CACHE_LINE_BYTES);
memset(fib_table, 0, sizeof(*fib_table));
v6_fib->table_id =
table_id;
fib_table->ft_flow_hash_config = IP_FLOW_HASH_DEFAULT;
+ fib_table->ft_flags = flags;
+ fib_table->ft_desc = desc;
vnet_ip6_fib_init(fib_table->ft_index);
fib_table_lock(fib_table->ft_index, FIB_PROTOCOL_IP6, src);
p = hash_get (ip6_main.fib_index_by_table_id, table_id);
if (NULL == p)
- return create_fib_with_table_id(table_id, src);
-
+ return create_fib_with_table_id(table_id, src,
+ FIB_TABLE_FLAG_NONE,
+ NULL);
+
fib_table_lock(p[0], FIB_PROTOCOL_IP6, src);
return (p[0]);
}
u32
-ip6_fib_table_create_and_lock (fib_source_t src)
+ip6_fib_table_create_and_lock (fib_source_t src,
+ fib_table_flags_t flags,
+ u8 *desc)
{
- return (create_fib_with_table_id(~0, src));
+ return (create_fib_with_table_id(~0, src, flags, desc));
}
void
ip6_fib_table_destroy (u32 fib_index)
{
+ /*
+ * all link local first ...
+ */
fib_prefix_t pfx = {
.fp_proto = FIB_PROTOCOL_IP6,
- .fp_len = 0,
+ .fp_len = 10,
.fp_addr = {
.ip6 = {
- { 0, 0, },
+ .as_u8 = {
+ [0] = 0xFE,
+ [1] = 0x80,
+ },
},
}
};
+ fib_table_entry_delete(fib_index,
+ &pfx,
+ FIB_SOURCE_SPECIAL);
/*
- * the default route.
+ * ... then the default route.
*/
+ pfx.fp_addr.ip6.as_u64[0] = 0;
+ pfx.fp_len = 00;
fib_table_entry_special_remove(fib_index,
&pfx,
FIB_SOURCE_DEFAULT_ROUTE);
-
- /*
- * ff02::1:ff00:0/104
- */
- ip6_set_solicited_node_multicast_address(&pfx.fp_addr.ip6, 0);
- pfx.fp_len = 104;
- fib_table_entry_special_remove(fib_index,
- &pfx,
- FIB_SOURCE_SPECIAL);
-
- /*
- * all-routers multicast address
- */
- ip6_set_reserved_multicast_address (&pfx.fp_addr.ip6,
- IP6_MULTICAST_SCOPE_link_local,
- IP6_MULTICAST_GROUP_ID_all_routers);
- pfx.fp_len = 128;
- fib_table_entry_special_remove(fib_index,
- &pfx,
- FIB_SOURCE_SPECIAL);
-
- /*
- * all-nodes multicast address
- */
- ip6_set_reserved_multicast_address (&pfx.fp_addr.ip6,
- IP6_MULTICAST_SCOPE_link_local,
- IP6_MULTICAST_GROUP_ID_all_hosts);
- pfx.fp_len = 128;
- fib_table_entry_special_remove(fib_index,
- &pfx,
- FIB_SOURCE_SPECIAL);
-
- /*
- * all-mldv2 multicast address
- */
- ip6_set_reserved_multicast_address (&pfx.fp_addr.ip6,
- IP6_MULTICAST_SCOPE_link_local,
- IP6_MULTICAST_GROUP_ID_mldv2_routers);
- pfx.fp_len = 128;
- fib_table_entry_special_remove(fib_index,
- &pfx,
- FIB_SOURCE_SPECIAL);
-
- /*
- * all link local
- */
- pfx.fp_addr.ip6.as_u64[0] = clib_host_to_net_u64 (0xFE80000000000000ULL);
- pfx.fp_addr.ip6.as_u64[1] = 0;
- pfx.fp_len = 10;
- fib_table_entry_special_remove(fib_index,
- &pfx,
- FIB_SOURCE_SPECIAL);
-
fib_table_t *fib_table = fib_table_get(fib_index, FIB_PROTOCOL_IP6);
fib_source_t source;
-
+
/*
* validate no more routes.
*/
u32 i6w_fib_index;
fib_table_walk_fn_t i6w_fn;
void *i6w_ctx;
+ fib_prefix_t i6w_root;
+ fib_prefix_t *i6w_sub_trees;
} ip6_fib_walk_ctx_t;
static int
void *arg)
{
ip6_fib_walk_ctx_t *ctx = arg;
+ ip6_address_t key;
if ((kvp->key[2] >> 32) == ctx->i6w_fib_index)
{
- ctx->i6w_fn(kvp->value, ctx->i6w_ctx);
+ key.as_u64[0] = kvp->key[0];
+ key.as_u64[1] = kvp->key[1];
+
+ if (ip6_destination_matches_route(&ip6_main,
+ &key,
+ &ctx->i6w_root.fp_addr.ip6,
+ ctx->i6w_root.fp_len))
+ {
+ const fib_prefix_t *sub_tree;
+ int skip = 0;
+
+ /*
+ * exclude sub-trees the walk does not want to explore
+ */
+ vec_foreach(sub_tree, ctx->i6w_sub_trees)
+ {
+ if (ip6_destination_matches_route(&ip6_main,
+ &key,
+ &sub_tree->fp_addr.ip6,
+ sub_tree->fp_len))
+ {
+ skip = 1;
+ break;
+ }
+ }
+
+ if (!skip)
+ {
+ switch (ctx->i6w_fn(kvp->value, ctx->i6w_ctx))
+ {
+ case FIB_TABLE_WALK_CONTINUE:
+ break;
+ case FIB_TABLE_WALK_SUB_TREE_STOP: {
+ fib_prefix_t pfx = {
+ .fp_proto = FIB_PROTOCOL_IP6,
+ .fp_len = kvp->key[2] & 0xffffffff,
+ .fp_addr.ip6 = key,
+ };
+ vec_add1(ctx->i6w_sub_trees, pfx);
+ break;
+ }
+ case FIB_TABLE_WALK_STOP:
+ goto done;
+ }
+ }
+ }
}
+done:
return (1);
}
.i6w_fib_index = fib_index,
.i6w_fn = fn,
.i6w_ctx = arg,
+ .i6w_root = {
+ .fp_proto = FIB_PROTOCOL_IP6,
+ },
+ .i6w_sub_trees = NULL,
};
- ip6_main_t *im = &ip6_main;
- BV(clib_bihash_foreach_key_value_pair)(&im->ip6_table[IP6_FIB_TABLE_NON_FWDING].ip6_hash,
- ip6_fib_walk_cb,
- &ctx);
+ BV(clib_bihash_foreach_key_value_pair)(
+ &ip6_main.ip6_table[IP6_FIB_TABLE_NON_FWDING].ip6_hash,
+ ip6_fib_walk_cb,
+ &ctx);
+ vec_free(ctx.i6w_sub_trees);
+}
+
+void
+ip6_fib_table_sub_tree_walk (u32 fib_index,
+ const fib_prefix_t *root,
+ fib_table_walk_fn_t fn,
+ void *arg)
+{
+ ip6_fib_walk_ctx_t ctx = {
+ .i6w_fib_index = fib_index,
+ .i6w_fn = fn,
+ .i6w_ctx = arg,
+ .i6w_root = *root,
+ };
+
+ BV(clib_bihash_foreach_key_value_pair)(
+ &ip6_main.ip6_table[IP6_FIB_TABLE_NON_FWDING].ip6_hash,
+ ip6_fib_walk_cb,
+ &ctx);
}
typedef struct ip6_fib_show_ctx_t_ {
fib_node_index_t *entries;
} ip6_fib_show_ctx_t;
-static int
+static fib_table_walk_rc_t
ip6_fib_table_show_walk (fib_node_index_t fib_entry_index,
void *arg)
{
vec_add1(ctx->entries, fib_entry_index);
- return (1);
+ return (FIB_TABLE_WALK_CONTINUE);
}
static void
FIB_ENTRY_FORMAT_DETAIL));
}
+u8 *
+format_ip6_fib_table_memory (u8 * s, va_list * args)
+{
+ uword bytes_inuse;
+
+ bytes_inuse =
+ ip6_main.ip6_table[IP6_FIB_TABLE_NON_FWDING].ip6_hash.alloc_arena_next
+ - ip6_main.ip6_table[IP6_FIB_TABLE_NON_FWDING].ip6_hash.alloc_arena;
+
+ bytes_inuse +=
+ ip6_main.ip6_table[IP6_FIB_TABLE_FWDING].ip6_hash.alloc_arena_next
+ - ip6_main.ip6_table[IP6_FIB_TABLE_FWDING].ip6_hash.alloc_arena;
+
+ s = format(s, "%=30s %=6d %=8ld\n",
+ "IPv6 unicast",
+ pool_elts(ip6_main.fibs),
+ bytes_inuse);
+ return (s);
+}
+
typedef struct {
u32 fib_index;
u64 count_by_prefix_length[129];
continue;
if (fib_index != ~0 && fib_index != (int)fib->index)
continue;
+ if (fib_table->ft_flags & FIB_TABLE_FLAG_IP6_LL)
+ continue;
s = format(s, "%U, fib_index:%d, flow hash:[%U] locks:[",
format_fib_table_name, fib->index,
Code Review / vpp.git / blobdiff