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-rw-r--r--src/plugins/acl/acl.c55
-rw-r--r--src/plugins/acl/acl.h3
2 files changed, 47 insertions, 11 deletions
diff --git a/src/plugins/acl/acl.c b/src/plugins/acl/acl.c
index c1c27c12c2f..57940fcccd7 100644
--- a/src/plugins/acl/acl.c
+++ b/src/plugins/acl/acl.c
@@ -2163,8 +2163,12 @@ macip_acl_add_list (u32 count, vl_api_macip_acl_rule_t rules[],
return rv;
}
-
-/* No check for validity of sw_if_index - the callers were supposed to validate */
+/* No check that sw_if_index denotes a valid interface - the callers
+ * were supposed to validate.
+ *
+ * That said, if sw_if_index corresponds to an interface that exists at all,
+ * this function must return errors accordingly if the ACL is not applied.
+ */
static int
macip_acl_interface_del_acl (acl_main_t * am, u32 sw_if_index)
@@ -2172,13 +2176,16 @@ macip_acl_interface_del_acl (acl_main_t * am, u32 sw_if_index)
int rv;
u32 macip_acl_index;
macip_acl_list_t *a;
- void *oldheap = acl_set_heap (am);
- vec_validate_init_empty (am->macip_acl_by_sw_if_index, sw_if_index, ~0);
- clib_mem_set_heap (oldheap);
+
+ /* The vector is too short - MACIP ACL is not applied */
+ if (sw_if_index >= vec_len (am->macip_acl_by_sw_if_index))
+ return VNET_API_ERROR_NO_SUCH_ENTRY;
+
macip_acl_index = am->macip_acl_by_sw_if_index[sw_if_index];
/* No point in deleting MACIP ACL which is not applied */
if (~0 == macip_acl_index)
return VNET_API_ERROR_NO_SUCH_ENTRY;
+
a = pool_elt_at_index (am->macip_acls, macip_acl_index);
/* remove the classifier tables off the interface L2 ACL */
rv =
@@ -2190,6 +2197,11 @@ macip_acl_interface_del_acl (acl_main_t * am, u32 sw_if_index)
a->out_l2_table_index, 0);
/* Unset the MACIP ACL index */
am->macip_acl_by_sw_if_index[sw_if_index] = ~0;
+ /* macip_acl_interface_add_acl did a vec_add1() to this previously, so [sw_if_index] should be valid */
+ u32 index = vec_search (am->sw_if_index_vec_by_macip_acl[macip_acl_index],
+ sw_if_index);
+ if (index != ~0)
+ vec_del1 (am->sw_if_index_vec_by_macip_acl[macip_acl_index], index);
return rv;
}
@@ -2208,6 +2220,8 @@ macip_acl_interface_add_acl (acl_main_t * am, u32 sw_if_index,
void *oldheap = acl_set_heap (am);
a = pool_elt_at_index (am->macip_acls, macip_acl_index);
vec_validate_init_empty (am->macip_acl_by_sw_if_index, sw_if_index, ~0);
+ vec_validate (am->sw_if_index_vec_by_macip_acl, macip_acl_index);
+ vec_add1 (am->sw_if_index_vec_by_macip_acl[macip_acl_index], sw_if_index);
clib_mem_set_heap (oldheap);
/* If there already a MACIP ACL applied, unapply it */
if (~0 != am->macip_acl_by_sw_if_index[sw_if_index])
@@ -3352,10 +3366,6 @@ macip_acl_print (acl_main_t * am, u32 macip_acl_index)
vlib_main_t *vm = am->vlib_main;
int i;
- /* Don't attempt to show the ACLs that do not exist */
- if (pool_is_free_index (am->macip_acls, macip_acl_index))
- return;
-
/* Don't try to print someone else's memory */
if (macip_acl_index > vec_len (am->macip_acls))
return;
@@ -3389,8 +3399,31 @@ acl_show_aclplugin_macip_acl_fn (vlib_main_t * vm,
clib_error_t *error = 0;
acl_main_t *am = &acl_main;
int i;
+ u32 acl_index = ~0;
+
+ (void) unformat (input, "index %u", &acl_index);
+
for (i = 0; i < vec_len (am->macip_acls); i++)
- macip_acl_print (am, i);
+ {
+ /* Don't attempt to show the ACLs that do not exist */
+ if (pool_is_free_index (am->macip_acls, i))
+ continue;
+
+ if ((acl_index != ~0) && (acl_index != i))
+ {
+ continue;
+ }
+
+ macip_acl_print (am, i);
+ if (i < vec_len (am->sw_if_index_vec_by_macip_acl))
+ {
+ vlib_cli_output (vm, " applied on sw_if_index(s): %U\n",
+ format_vec32,
+ vec_elt (am->sw_if_index_vec_by_macip_acl, i),
+ "%d");
+ }
+ }
+
return error;
}
@@ -3915,7 +3948,7 @@ VLIB_CLI_COMMAND (aclplugin_show_tables_command, static) = {
VLIB_CLI_COMMAND (aclplugin_show_macip_acl_command, static) = {
.path = "show acl-plugin macip acl",
- .short_help = "show acl-plugin macip acl",
+ .short_help = "show acl-plugin macip acl [index N]",
.function = acl_show_aclplugin_macip_acl_fn,
};
diff --git a/src/plugins/acl/acl.h b/src/plugins/acl/acl.h
index d7ccbe96e6b..789a0759804 100644
--- a/src/plugins/acl/acl.h
+++ b/src/plugins/acl/acl.h
@@ -220,6 +220,9 @@ typedef struct {
/* MACIP (input) ACLs associated with the interfaces */
u32 *macip_acl_by_sw_if_index;
+ /* Vector of interfaces on which given MACIP ACLs are applied */
+ u32 **sw_if_index_vec_by_macip_acl;
+
/* bitmaps when set the processing is enabled on the interface */
uword *fa_in_acl_on_sw_if_index;
uword *fa_out_acl_on_sw_if_index;