#include <vnet/mfib/ip4_mfib.h>
#include <vnet/mfib/ip6_mfib.h>
#include <vnet/mfib/mfib_entry.h>
+#include <vnet/mfib/mfib_entry_src.h>
+#include <vnet/mfib/mfib_entry_cover.h>
#include <vnet/mfib/mfib_signal.h>
mfib_table_t *
prefix));
}
+static fib_node_index_t
+mfib_table_get_less_specific_i (const mfib_table_t *mfib_table,
+ const mfib_prefix_t *prefix)
+{
+ switch (prefix->fp_proto)
+ {
+ case FIB_PROTOCOL_IP4:
+ return (ip4_mfib_table_get_less_specific(&mfib_table->v4,
+ &prefix->fp_src_addr.ip4,
+ &prefix->fp_grp_addr.ip4,
+ prefix->fp_len));
+ case FIB_PROTOCOL_IP6:
+ return (ip6_mfib_table_get_less_specific(&mfib_table->v6,
+ &prefix->fp_src_addr.ip6,
+ &prefix->fp_grp_addr.ip6,
+ prefix->fp_len));
+ case FIB_PROTOCOL_MPLS:
+ break;
+ }
+ return (FIB_NODE_INDEX_INVALID);
+}
+
+fib_node_index_t
+mfib_table_get_less_specific (u32 fib_index,
+ const mfib_prefix_t *prefix)
+{
+ return (mfib_table_get_less_specific_i(mfib_table_get(fib_index,
+ prefix->fp_proto),
+ prefix));
+}
+
static void
mfib_table_entry_remove (mfib_table_t *mfib_table,
const mfib_prefix_t *prefix,
- fib_node_index_t fib_entry_index)
+ fib_node_index_t mfib_entry_index)
{
vlib_smp_unsafe_warning();
break;
}
- mfib_entry_unlock(fib_entry_index);
+ mfib_entry_cover_change_notify(mfib_entry_index,
+ FIB_NODE_INDEX_INVALID);
+ mfib_entry_unlock(mfib_entry_index);
+}
+
+static void
+mfib_table_post_insert_actions (mfib_table_t *mfib_table,
+ const mfib_prefix_t *prefix,
+ fib_node_index_t mfib_entry_index)
+{
+ fib_node_index_t mfib_entry_cover_index;
+
+ /*
+ * find the covering entry
+ */
+ mfib_entry_cover_index = mfib_table_get_less_specific_i(mfib_table,
+ prefix);
+ /*
+ * the indicies are the same when the default route is first added
+ */
+ if (mfib_entry_cover_index != mfib_entry_index)
+ {
+ /*
+ * inform the covering entry that a new more specific
+ * has been inserted beneath it.
+ * If the prefix that has been inserted is a host route
+ * then it is not possible that it will be the cover for any
+ * other entry, so we can elide the walk.
+ */
+ if (!mfib_entry_is_host(mfib_entry_index))
+ {
+ mfib_entry_cover_change_notify(mfib_entry_cover_index,
+ mfib_entry_index);
+ }
+ }
}
+
static void
mfib_table_entry_insert (mfib_table_t *mfib_table,
const mfib_prefix_t *prefix,
case FIB_PROTOCOL_MPLS:
break;
}
+
+ mfib_table_post_insert_actions(mfib_table, prefix, mfib_entry_index);
}
fib_node_index_t
*/
mfib_entry_index = mfib_entry_create(fib_index, source,
prefix, rpf_id,
- entry_flags);
+ entry_flags,
+ INDEX_INVALID);
mfib_table_entry_insert(mfib_table, prefix, mfib_entry_index);
}
source,
prefix,
MFIB_RPF_ID_NONE,
- MFIB_ENTRY_FLAG_NONE);
+ MFIB_ENTRY_FLAG_NONE,
+ INDEX_INVALID);
+
+ mfib_entry_path_update(mfib_entry_index,
+ source,
+ rpath,
+ itf_flags);
mfib_table_entry_insert(mfib_table, prefix, mfib_entry_index);
}
-
- mfib_entry_path_update(mfib_entry_index,
- source,
- rpath,
- itf_flags);
-
+ else
+ {
+ mfib_entry_path_update(mfib_entry_index,
+ source,
+ rpath,
+ itf_flags);
+ }
return (mfib_entry_index);
}
const mfib_prefix_t *prefix,
mfib_source_t source,
mfib_entry_flags_t entry_flags,
- index_t rep_dpo)
+ index_t repi)
{
fib_node_index_t mfib_entry_index;
mfib_table_t *mfib_table;
mfib_table = mfib_table_get(fib_index, prefix->fp_proto);
mfib_entry_index = mfib_table_lookup_exact_match_i(mfib_table, prefix);
+ if (INDEX_INVALID != repi)
+ {
+ entry_flags |= MFIB_ENTRY_FLAG_EXCLUSIVE;
+ }
+
if (FIB_NODE_INDEX_INVALID == mfib_entry_index)
{
mfib_entry_index = mfib_entry_create(fib_index,
source,
prefix,
MFIB_RPF_ID_NONE,
- MFIB_ENTRY_FLAG_NONE);
+ entry_flags,
+ repi);
mfib_table_entry_insert(mfib_table, prefix, mfib_entry_index);
}
-
- mfib_entry_update(mfib_entry_index, source,
- (MFIB_ENTRY_FLAG_EXCLUSIVE | entry_flags),
- MFIB_RPF_ID_NONE,
- rep_dpo);
+ else
+ {
+ mfib_entry_special_add(mfib_entry_index, source, entry_flags,
+ MFIB_RPF_ID_NONE, repi);
+ }
return (mfib_entry_index);
}
mfib_table_entry_delete_index (fib_node_index_t mfib_entry_index,
mfib_source_t source)
{
- mfib_prefix_t prefix;
+ const mfib_prefix_t *prefix;
- mfib_entry_get_prefix(mfib_entry_index, &prefix);
+ prefix = mfib_entry_get_prefix(mfib_entry_index);
mfib_table_entry_delete_i(mfib_entry_get_fib_index(mfib_entry_index),
- mfib_entry_index, &prefix, source);
+ mfib_entry_index, prefix, source);
}
u32
return (~0);
}
+u32
+mfib_table_get_table_id (u32 fib_index,
+ fib_protocol_t proto)
+{
+ mfib_table_t *mfib_table;
+
+ mfib_table = mfib_table_get(fib_index, proto);
+
+ return ((NULL != mfib_table ? mfib_table->mft_table_id : ~0));
+}
+
u32
mfib_table_find (fib_protocol_t proto,
u32 table_id)
mfib_table->mft_locks[MFIB_TABLE_TOTAL_LOCKS]++;
}
+u32
+mfib_table_get_n_routes (fib_node_index_t fib_index,
+ fib_protocol_t proto)
+{
+ mfib_table_t *mfib_table;
+
+ mfib_table = mfib_table_get(fib_index, proto);
+
+ return (mfib_table->mft_total_route_counts);
+}
+
void
mfib_table_walk (u32 fib_index,
fib_protocol_t proto,
{
clib_error_t * error;
+ mfib_entry_src_module_init();
+ mfib_entry_module_init();
+ mfib_signal_module_init();
+
if ((error = vlib_call_init_function (vm, fib_module_init)))
return (error);
if ((error = vlib_call_init_function (vm, rn_module_init)))
return (error);
- mfib_entry_module_init();
- mfib_signal_module_init();
-
return (error);
}