diff options
Diffstat (limited to 'src/plugins/acl/lookup_context.c')
| -rw-r--r-- | src/plugins/acl/lookup_context.c | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/src/plugins/acl/lookup_context.c b/src/plugins/acl/lookup_context.c index 1f70977e593..4af9847a3ba 100644 --- a/src/plugins/acl/lookup_context.c +++ b/src/plugins/acl/lookup_context.c @@ -201,6 +201,9 @@ void acl_plugin_put_lookup_context_index (u32 lc_index) */ int acl_plugin_set_acl_vec_for_context (u32 lc_index, u32 *acl_list) { + int rv = 0; + uword *seen_acl_bitmap = 0; + u32 *pacln = 0; acl_main_t *am = &acl_main; acl_lookup_context_t *acontext; if (am->trace_acl) { @@ -216,6 +219,25 @@ int acl_plugin_set_acl_vec_for_context (u32 lc_index, u32 *acl_list) } void *oldheap = acl_plugin_set_heap (); + vec_foreach (pacln, acl_list) + { + if (pool_is_free_index (am->acls, *pacln)) + { + /* ACL is not defined. Can not apply */ + clib_warning ("ERROR: ACL %d not defined", *pacln); + rv = VNET_API_ERROR_NO_SUCH_ENTRY; + goto done; + } + if (clib_bitmap_get (seen_acl_bitmap, *pacln)) + { + /* ACL being applied twice within the list. error. */ + clib_warning ("ERROR: ACL %d being applied twice", *pacln); + rv = VNET_API_ERROR_ENTRY_ALREADY_EXISTS; + goto done; + } + seen_acl_bitmap = clib_bitmap_set (seen_acl_bitmap, *pacln, 1); + } + acontext = pool_elt_at_index(am->acl_lookup_contexts, lc_index); u32 *old_acl_vector = acontext->acl_indices; acontext->acl_indices = vec_dup(acl_list); @@ -226,8 +248,11 @@ int acl_plugin_set_acl_vec_for_context (u32 lc_index, u32 *acl_list) apply_acl_vec(lc_index, acontext->acl_indices); vec_free(old_acl_vector); + +done: + clib_bitmap_free (seen_acl_bitmap); clib_mem_set_heap (oldheap); - return 0; + return rv; } |