X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Ffib%2Fip6_fib.c;h=991fbc1151b7eff03ca64d390c835eae7b62ff92;hb=9db6ada77;hp=bb092cea1bfaba5af34e3b12826a3d866331b964;hpb=89541992000433b743cbbe8cb396faab42bcf6ae;p=vpp.git diff --git a/src/vnet/fib/ip6_fib.c b/src/vnet/fib/ip6_fib.c index bb092cea1bf..991fbc1151b 100644 --- a/src/vnet/fib/ip6_fib.c +++ b/src/vnet/fib/ip6_fib.c @@ -15,6 +15,10 @@ #include #include +#include + +#include +#include static void vnet_ip6_fib_init (u32 fib_index) @@ -38,29 +42,32 @@ 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)); - memset(v6_fib, 0, sizeof(*v6_fib)); + clib_memset(fib_table, 0, sizeof(*fib_table)); + clib_memset(v6_fib, 0, sizeof(*v6_fib)); ASSERT((fib_table - ip6_main.fibs) == (v6_fib - ip6_main.v6_fibs)); @@ -76,6 +83,8 @@ create_fib_with_table_id (u32 table_id, 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); @@ -91,95 +100,57 @@ ip6_fib_table_find_or_create_and_lock (u32 table_id, 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. */ @@ -203,7 +174,7 @@ ip6_fib_table_lookup (u32 fib_index, u32 len) { ip6_fib_table_instance_t *table; - BVT(clib_bihash_kv) kv, value; + clib_bihash_kv_24_8_t kv, value; int i, n_p, rv; u64 fib; @@ -235,7 +206,7 @@ ip6_fib_table_lookup (u32 fib_index, kv.key[1] &= mask->as_u64[1]; kv.key[2] = fib | dst_address_length; - rv = BV(clib_bihash_search_inline_2)(&table->ip6_hash, &kv, &value); + rv = clib_bihash_search_inline_2_24_8(&table->ip6_hash, &kv, &value); if (rv == 0) return value.value; } @@ -249,7 +220,7 @@ ip6_fib_table_lookup_exact_match (u32 fib_index, u32 len) { ip6_fib_table_instance_t *table; - BVT(clib_bihash_kv) kv, value; + clib_bihash_kv_24_8_t kv, value; ip6_address_t *mask; u64 fib; int rv; @@ -262,7 +233,7 @@ ip6_fib_table_lookup_exact_match (u32 fib_index, kv.key[1] = addr->as_u64[1] & mask->as_u64[1]; kv.key[2] = fib | len; - rv = BV(clib_bihash_search_inline_2)(&table->ip6_hash, &kv, &value); + rv = clib_bihash_search_inline_2_24_8(&table->ip6_hash, &kv, &value); if (rv == 0) return value.value; @@ -288,7 +259,7 @@ ip6_fib_table_entry_remove (u32 fib_index, u32 len) { ip6_fib_table_instance_t *table; - BVT(clib_bihash_kv) kv; + clib_bihash_kv_24_8_t kv; ip6_address_t *mask; u64 fib; @@ -300,7 +271,7 @@ ip6_fib_table_entry_remove (u32 fib_index, kv.key[1] = addr->as_u64[1] & mask->as_u64[1]; kv.key[2] = fib | len; - BV(clib_bihash_add_del)(&table->ip6_hash, &kv, 0); + clib_bihash_add_del_24_8(&table->ip6_hash, &kv, 0); /* refcount accounting */ ASSERT (table->dst_address_length_refcounts[len] > 0); @@ -320,7 +291,7 @@ ip6_fib_table_entry_insert (u32 fib_index, fib_node_index_t fib_entry_index) { ip6_fib_table_instance_t *table; - BVT(clib_bihash_kv) kv; + clib_bihash_kv_24_8_t kv; ip6_address_t *mask; u64 fib; @@ -333,7 +304,7 @@ ip6_fib_table_entry_insert (u32 fib_index, kv.key[2] = fib | len; kv.value = fib_entry_index; - BV(clib_bihash_add_del)(&table->ip6_hash, &kv, 1); + clib_bihash_add_del_24_8(&table->ip6_hash, &kv, 1); table->dst_address_length_refcounts[len]++; @@ -348,7 +319,7 @@ u32 ip6_fib_table_fwding_lookup_with_if_index (ip6_main_t * im, const ip6_address_t * dst) { u32 fib_index = vec_elt (im->fib_index_by_sw_if_index, sw_if_index); - return ip6_fib_table_fwding_lookup(im, fib_index, dst); + return ip6_fib_table_fwding_lookup(fib_index, dst); } u32 @@ -372,7 +343,7 @@ ip6_fib_table_fwding_dpo_update (u32 fib_index, const dpo_id_t *dpo) { ip6_fib_table_instance_t *table; - BVT(clib_bihash_kv) kv; + clib_bihash_kv_24_8_t kv; ip6_address_t *mask; u64 fib; @@ -385,7 +356,7 @@ ip6_fib_table_fwding_dpo_update (u32 fib_index, kv.key[2] = fib | len; kv.value = dpo->dpoi_index; - BV(clib_bihash_add_del)(&table->ip6_hash, &kv, 1); + clib_bihash_add_del_24_8(&table->ip6_hash, &kv, 1); table->dst_address_length_refcounts[len]++; @@ -402,7 +373,7 @@ ip6_fib_table_fwding_dpo_remove (u32 fib_index, const dpo_id_t *dpo) { ip6_fib_table_instance_t *table; - BVT(clib_bihash_kv) kv; + clib_bihash_kv_24_8_t kv; ip6_address_t *mask; u64 fib; @@ -415,7 +386,7 @@ ip6_fib_table_fwding_dpo_remove (u32 fib_index, kv.key[2] = fib | len; kv.value = dpo->dpoi_index; - BV(clib_bihash_add_del)(&table->ip6_hash, &kv, 0); + clib_bihash_add_del_24_8(&table->ip6_hash, &kv, 0); /* refcount accounting */ ASSERT (table->dst_address_length_refcounts[len] > 0); @@ -517,7 +488,7 @@ ip6_fib_table_walk (u32 fib_index, .i6w_sub_trees = NULL, }; - BV(clib_bihash_foreach_key_value_pair)( + clib_bihash_foreach_key_value_pair_24_8( &ip6_main.ip6_table[IP6_FIB_TABLE_NON_FWDING].ip6_hash, ip6_fib_walk_cb, &ctx); @@ -538,7 +509,7 @@ ip6_fib_table_sub_tree_walk (u32 fib_index, .i6w_root = *root, }; - BV(clib_bihash_foreach_key_value_pair)( + clib_bihash_foreach_key_value_pair_24_8( &ip6_main.ip6_table[IP6_FIB_TABLE_NON_FWDING].ip6_hash, ip6_fib_walk_cb, &ctx); @@ -600,12 +571,15 @@ ip6_fib_table_show_one (ip6_fib_t *fib, u8 * format_ip6_fib_table_memory (u8 * s, va_list * args) { - s = format(s, "%=30s %=6d %=8ld\n", + uword bytes_inuse; + + bytes_inuse = (alloc_arena_next(&(ip6_main.ip6_table[IP6_FIB_TABLE_NON_FWDING].ip6_hash)) + + alloc_arena_next(&(ip6_main.ip6_table[IP6_FIB_TABLE_FWDING].ip6_hash))); + + s = format(s, "%=30s %=6d %=12ld\n", "IPv6 unicast", pool_elts(ip6_main.fibs), - mheap_bytes(ip6_main.ip6_table[IP6_FIB_TABLE_NON_FWDING].ip6_hash.mheap) + - mheap_bytes(ip6_main.ip6_table[IP6_FIB_TABLE_FWDING].ip6_hash.mheap)); - + bytes_inuse); return (s); } @@ -615,7 +589,7 @@ typedef struct { } count_routes_in_fib_at_prefix_length_arg_t; static void -count_routes_in_fib_at_prefix_length (BVT(clib_bihash_kv) * kvp, +count_routes_in_fib_at_prefix_length (clib_bihash_kv_24_8_t * kvp, void *arg) { count_routes_in_fib_at_prefix_length_arg_t * ap = arg; @@ -643,6 +617,7 @@ ip6_show_fib (vlib_main_t * vm, u32 mask_len = 128; int table_id = -1, fib_index = ~0; int detail = 0; + int hash = 0; verbose = 1; matching = 0; @@ -658,6 +633,11 @@ ip6_show_fib (vlib_main_t * vm, unformat (input, "det")) detail = 1; + else if (unformat (input, "hash") || + unformat (input, "mem") || + unformat (input, "memory")) + hash = 1; + else if (unformat (input, "%U/%d", unformat_ip6_address, &matching_address, &mask_len)) matching = 1; @@ -673,6 +653,19 @@ ip6_show_fib (vlib_main_t * vm, break; } + if (hash) + { + vlib_cli_output (vm, "IPv6 Non-Forwarding Hash Table:\n%U\n", + BV (format_bihash), + &im6->ip6_table[IP6_FIB_TABLE_NON_FWDING].ip6_hash, + detail); + vlib_cli_output (vm, "IPv6 Forwarding Hash Table:\n%U\n", + BV (format_bihash), + &im6->ip6_table[IP6_FIB_TABLE_FWDING].ip6_hash, + detail); + return (NULL); + } + pool_foreach (fib_table, im6->fibs, ({ fib_source_t source; @@ -683,13 +676,18 @@ ip6_show_fib (vlib_main_t * vm, 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:[", + s = format(s, "%U, fib_index:%d, flow hash:[%U] epoch:%d flags:%U locks:[", format_fib_table_name, fib->index, FIB_PROTOCOL_IP6, fib->index, format_ip_flow_hash_config, - fib_table->ft_flow_hash_config); + fib_table->ft_flow_hash_config, + fib_table->ft_epoch, + format_fib_table_flags, fib_table->ft_flags); + FOR_EACH_FIB_SOURCE(source) { if (0 != fib_table->ft_locks[source]) @@ -706,15 +704,15 @@ ip6_show_fib (vlib_main_t * vm, /* Show summary? */ if (! verbose) { - BVT(clib_bihash) * h = &im6->ip6_table[IP6_FIB_TABLE_NON_FWDING].ip6_hash; + clib_bihash_24_8_t * h = &im6->ip6_table[IP6_FIB_TABLE_NON_FWDING].ip6_hash; int len; vlib_cli_output (vm, "%=20s%=16s", "Prefix length", "Count"); - memset (ca, 0, sizeof(*ca)); + clib_memset (ca, 0, sizeof(*ca)); ca->fib_index = fib->index; - BV(clib_bihash_foreach_key_value_pair) + clib_bihash_foreach_key_value_pair_24_8 (h, count_routes_in_fib_at_prefix_length, ca); for (len = 128; len >= 0; len--)