#undef vl_api_version
#include "fa_node.h"
-#include "hash_lookup.h"
+#include "public_inlines.h"
acl_main_t acl_main;
+acl_main_t *p_acl_main = &acl_main;
#define REPLY_MSG_ID_BASE am->msg_id_base
#include <vlibapi/api_helper_macros.h>
+/*
+ * The code for the bihash, used by the session management.
+ */
+#include <vppinfra/bihash_40_8.h>
+#include <vppinfra/bihash_template.h>
+#include <vppinfra/bihash_template.c>
+
/* List of message types that this plugin understands */
#define foreach_acl_plugin_api_msg \
+u8
+acl_plugin_acl_exists (u32 acl_index)
+{
+ acl_main_t *am = &acl_main;
+
+ if (pool_is_free_index (am->acls, acl_index))
+ return 0;
+
+ return 1;
+}
static void *
acl_set_heap (acl_main_t * am)
{
if (0 == am->acl_mheap)
{
+ if (0 == am->acl_mheap_size)
+ {
+ vlib_thread_main_t *tm = vlib_get_thread_main ();
+ u64 per_worker_slack = 1000000LL;
+ u64 per_worker_size =
+ per_worker_slack +
+ ((u64) am->fa_conn_table_max_entries) * sizeof (fa_session_t);
+ u64 per_worker_size_with_slack = per_worker_slack + per_worker_size;
+ u64 main_slack = 2000000LL;
+ u64 bihash_size = (u64) am->fa_conn_table_hash_memory_size;
+
+ am->acl_mheap_size =
+ per_worker_size_with_slack * tm->n_vlib_mains + bihash_size +
+ main_slack;
+ }
+ u64 max_possible = ((uword) ~ 0);
+ if (am->acl_mheap_size > max_possible)
+ {
+ clib_warning ("ACL heap size requested: %lld, max possible %lld",
+ am->acl_mheap_size, max_possible);
+ }
am->acl_mheap = mheap_alloc (0 /* use VM */ , am->acl_mheap_size);
+ if (0 == am->acl_mheap)
+ {
+ clib_error
+ ("ACL plugin failed to allocate main heap of %U bytes, abort",
+ format_memory_size, am->acl_mheap_size);
+ }
mheap_t *h = mheap_header (am->acl_mheap);
h->flags |= MHEAP_FLAG_THREAD_SAFE;
}
return oldheap;
}
+void *
+acl_plugin_set_heap ()
+{
+ acl_main_t *am = &acl_main;
+ return acl_set_heap (am);
+}
+
void
acl_plugin_acl_set_validate_heap (acl_main_t * am, int on)
{
/* *INDENT-ON* */
}
+static void
+print_clib_warning_and_reset (vlib_main_t * vm, u8 * out0)
+{
+ clib_warning ("%v", out0);
+ vec_reset_length (out0);
+}
+
+static void
+print_cli_and_reset (vlib_main_t * vm, u8 * out0)
+{
+ vlib_cli_output (vm, "%v", out0);
+ vec_reset_length (out0);
+}
+
+typedef void (*acl_vector_print_func_t) (vlib_main_t * vm, u8 * out0);
+
+static void
+acl_print_acl_x (acl_vector_print_func_t vpr, vlib_main_t * vm,
+ acl_main_t * am, int acl_index)
+{
+ acl_rule_t *r;
+ u8 *out0 = format (0, "acl-index %u count %u tag {%s}\n", acl_index,
+ am->acls[acl_index].count, am->acls[acl_index].tag);
+ int j;
+ vpr (vm, out0);
+ for (j = 0; j < am->acls[acl_index].count; j++)
+ {
+ r = &am->acls[acl_index].rules[j];
+ out0 = format (out0, " %4d: %s ", j, r->is_ipv6 ? "ipv6" : "ipv4");
+ out0 = format_acl_action (out0, r->is_permit);
+ out0 = format (out0, " src %U/%d", format_ip46_address, &r->src,
+ r->is_ipv6 ? IP46_TYPE_IP6 : IP46_TYPE_IP4,
+ r->src_prefixlen);
+ out0 =
+ format (out0, " dst %U/%d", format_ip46_address, &r->dst,
+ r->is_ipv6 ? IP46_TYPE_IP6 : IP46_TYPE_IP4, r->dst_prefixlen);
+ out0 = format (out0, " proto %d", r->proto);
+ out0 = format (out0, " sport %d", r->src_port_or_type_first);
+ if (r->src_port_or_type_first != r->src_port_or_type_last)
+ {
+ out0 = format (out0, "-%d", r->src_port_or_type_last);
+ }
+ out0 = format (out0, " dport %d", r->dst_port_or_code_first);
+ if (r->dst_port_or_code_first != r->dst_port_or_code_last)
+ {
+ out0 = format (out0, "-%d", r->dst_port_or_code_last);
+ }
+ if (r->tcp_flags_mask || r->tcp_flags_value)
+ {
+ out0 =
+ format (out0, " tcpflags %d mask %d", r->tcp_flags_value,
+ r->tcp_flags_mask);
+ }
+ out0 = format (out0, "\n");
+ vpr (vm, out0);
+ }
+}
+
+static void
+acl_print_acl (vlib_main_t * vm, acl_main_t * am, int acl_index)
+{
+ acl_print_acl_x (print_cli_and_reset, vm, am, acl_index);
+}
+
+static void
+warning_acl_print_acl (vlib_main_t * vm, acl_main_t * am, int acl_index)
+{
+ acl_print_acl_x (print_clib_warning_and_reset, vm, am, acl_index);
+}
+
+static void
+increment_policy_epoch (acl_main_t * am, u32 sw_if_index, int is_input)
+{
+
+ u32 **ppolicy_epoch_by_swi =
+ is_input ? &am->input_policy_epoch_by_sw_if_index :
+ &am->output_policy_epoch_by_sw_if_index;
+ vec_validate (*ppolicy_epoch_by_swi, sw_if_index);
+
+ u32 *p_epoch = vec_elt_at_index ((*ppolicy_epoch_by_swi), sw_if_index);
+ *p_epoch =
+ ((1 + *p_epoch) & FA_POLICY_EPOCH_MASK) +
+ (is_input * FA_POLICY_EPOCH_IS_INPUT);
+}
+
+static void
+try_increment_acl_policy_epoch (acl_main_t * am, u32 acl_num, int is_input)
+{
+ u32 ***p_swi_vec_by_acl = is_input ? &am->input_sw_if_index_vec_by_acl
+ : &am->output_sw_if_index_vec_by_acl;
+ if (acl_num < vec_len (*p_swi_vec_by_acl))
+ {
+ u32 *p_swi;
+ vec_foreach (p_swi, (*p_swi_vec_by_acl)[acl_num])
+ {
+ increment_policy_epoch (am, *p_swi, is_input);
+ }
+
+ }
+}
+
+static void
+policy_notify_acl_change (acl_main_t * am, u32 acl_num)
+{
+ try_increment_acl_policy_epoch (am, acl_num, 0);
+ try_increment_acl_policy_epoch (am, acl_num, 1);
+}
+
+
+
static int
acl_add_list (u32 count, vl_api_acl_rule_t rules[],
u32 * acl_list_index, u8 * tag)
acl_rule_t *acl_new_rules = 0;
int i;
+ if (am->trace_acl > 255)
+ clib_warning ("API dbg: acl_add_list index %d tag %s", *acl_list_index,
+ tag);
+
if (*acl_list_index != ~0)
{
/* They supplied some number, let's see if this ACL exists */
else
{
a = am->acls + *acl_list_index;
- hash_acl_delete (am, *acl_list_index);
/* Get rid of the old rules */
if (a->rules)
vec_free (a->rules);
a->rules = acl_new_rules;
a->count = count;
memcpy (a->tag, tag, sizeof (a->tag));
- hash_acl_add (am, *acl_list_index);
+ if (am->trace_acl > 255)
+ warning_acl_print_acl (am->vlib_main, am, *acl_list_index);
+ if (am->reclassify_sessions)
+ {
+ /* a change in an ACLs if they are applied may mean a new policy epoch */
+ policy_notify_acl_change (am, *acl_list_index);
+ }
+
+ /* notify the lookup contexts about the ACL changes */
+ acl_plugin_lookup_context_notify_acl_change (*acl_list_index);
clib_mem_set_heap (oldheap);
return 0;
}
+static int
+acl_is_used_by (u32 acl_index, u32 ** foo_index_vec_by_acl)
+{
+ if (acl_index < vec_len (foo_index_vec_by_acl))
+ {
+ if (vec_len (vec_elt (foo_index_vec_by_acl, acl_index)) > 0)
+ {
+ /* ACL is applied somewhere. */
+ return 1;
+ }
+ }
+ return 0;
+}
+
static int
acl_del_list (u32 acl_list_index)
{
acl_main_t *am = &acl_main;
acl_list_t *a;
- int i, ii;
if (pool_is_free_index (am->acls, acl_list_index))
{
return VNET_API_ERROR_NO_SUCH_ENTRY;
}
-
- if (acl_list_index < vec_len (am->input_sw_if_index_vec_by_acl))
- {
- if (vec_len (vec_elt (am->input_sw_if_index_vec_by_acl, acl_list_index))
- > 0)
- {
- /* ACL is applied somewhere inbound. Refuse to delete */
- return VNET_API_ERROR_ACL_IN_USE_INBOUND;
- }
- }
- if (acl_list_index < vec_len (am->output_sw_if_index_vec_by_acl))
- {
- if (vec_len
- (vec_elt (am->output_sw_if_index_vec_by_acl, acl_list_index)) > 0)
- {
- /* ACL is applied somewhere outbound. Refuse to delete */
- return VNET_API_ERROR_ACL_IN_USE_OUTBOUND;
- }
- }
+ if (acl_is_used_by (acl_list_index, am->input_sw_if_index_vec_by_acl))
+ return VNET_API_ERROR_ACL_IN_USE_INBOUND;
+ if (acl_is_used_by (acl_list_index, am->output_sw_if_index_vec_by_acl))
+ return VNET_API_ERROR_ACL_IN_USE_OUTBOUND;
+ /* lookup contexts cover other cases, not just inbound/oubound, so check that */
+ if (acl_is_used_by (acl_list_index, am->lc_index_vec_by_acl))
+ return VNET_API_ERROR_ACL_IN_USE_BY_LOOKUP_CONTEXT;
void *oldheap = acl_set_heap (am);
- /* delete any references to the ACL */
- for (i = 0; i < vec_len (am->output_acl_vec_by_sw_if_index); i++)
- {
- for (ii = 0; ii < vec_len (am->output_acl_vec_by_sw_if_index[i]);
- /* see body */ )
- {
- if (acl_list_index == am->output_acl_vec_by_sw_if_index[i][ii])
- {
- vec_del1 (am->output_acl_vec_by_sw_if_index[i], ii);
- }
- else
- {
- ii++;
- }
- }
- }
- for (i = 0; i < vec_len (am->input_acl_vec_by_sw_if_index); i++)
- {
- for (ii = 0; ii < vec_len (am->input_acl_vec_by_sw_if_index[i]);
- /* see body */ )
- {
- if (acl_list_index == am->input_acl_vec_by_sw_if_index[i][ii])
- {
- vec_del1 (am->input_acl_vec_by_sw_if_index[i], ii);
- }
- else
- {
- ii++;
- }
- }
- }
- /* delete the hash table data */
- hash_acl_delete (am, acl_list_index);
/* now we can delete the ACL itself */
a = pool_elt_at_index (am->acls, acl_list_index);
if (a->rules)
vec_free (a->rules);
-
pool_put (am->acls, a);
+ /* acl_list_index is now free, notify the lookup contexts */
+ acl_plugin_lookup_context_notify_acl_change (acl_list_index);
clib_mem_set_heap (oldheap);
return 0;
}
rv =
vnet_l2_output_classify_set_tables (sw_if_index, ip4_table_index,
ip6_table_index, dot1q_table_index);
-
+/*
clib_warning
("ACL enabling on interface sw_if_index %d, setting tables to the following: ip4: %d ip6: %d\n",
sw_if_index, ip4_table_index, ip6_table_index);
+*/
if (rv)
{
acl_classify_add_del_table_tiny (cm, ip6_5tuple_mask,
return rv;
}
-int
+static void
+acl_clear_sessions (acl_main_t * am, u32 sw_if_index)
+{
+ void *oldheap = clib_mem_set_heap (am->vlib_main->heap_base);
+ vlib_process_signal_event (am->vlib_main, am->fa_cleaner_node_index,
+ ACL_FA_CLEANER_DELETE_BY_SW_IF_INDEX,
+ sw_if_index);
+ clib_mem_set_heap (oldheap);
+}
+
+
+static int
acl_interface_in_enable_disable (acl_main_t * am, u32 sw_if_index,
int enable_disable)
{
- int rv;
+ int rv = 0;
/* Utterly wrong? */
if (pool_is_free_index (am->vnet_main->interface_main.sw_interfaces,
sw_if_index))
return VNET_API_ERROR_INVALID_SW_IF_INDEX;
+ if (clib_bitmap_get (am->in_acl_on_sw_if_index, sw_if_index) ==
+ enable_disable)
+ return 0;
+
acl_fa_enable_disable (sw_if_index, 1, enable_disable);
if (enable_disable)
rv = acl_unhook_l2_input_classify (am, sw_if_index);
}
+ am->in_acl_on_sw_if_index =
+ clib_bitmap_set (am->in_acl_on_sw_if_index, sw_if_index, enable_disable);
+
return rv;
}
-int
+static int
acl_interface_out_enable_disable (acl_main_t * am, u32 sw_if_index,
int enable_disable)
{
sw_if_index))
return VNET_API_ERROR_INVALID_SW_IF_INDEX;
+ if (clib_bitmap_get (am->out_acl_on_sw_if_index, sw_if_index) ==
+ enable_disable)
+ return 0;
+
acl_fa_enable_disable (sw_if_index, 0, enable_disable);
if (enable_disable)
rv = acl_unhook_l2_output_classify (am, sw_if_index);
}
+ am->out_acl_on_sw_if_index =
+ clib_bitmap_set (am->out_acl_on_sw_if_index, sw_if_index, enable_disable);
+
return rv;
}
+static int
+acl_interface_inout_enable_disable (acl_main_t * am, u32 sw_if_index,
+ int is_input, int enable_disable)
+{
+ if (is_input)
+ return acl_interface_in_enable_disable (am, sw_if_index, enable_disable);
+ else
+ return acl_interface_out_enable_disable (am, sw_if_index, enable_disable);
+}
+
static int
acl_is_not_defined (acl_main_t * am, u32 acl_list_index)
{
return (pool_is_free_index (am->acls, acl_list_index));
}
-
static int
-acl_interface_add_inout_acl (u32 sw_if_index, u8 is_input, u32 acl_list_index)
+acl_interface_set_inout_acl_list (acl_main_t * am, u32 sw_if_index,
+ u8 is_input, u32 * vec_acl_list_index,
+ int *may_clear_sessions)
{
- acl_main_t *am = &acl_main;
- if (acl_is_not_defined (am, acl_list_index))
- {
- /* ACL is not defined. Can not apply */
- return VNET_API_ERROR_NO_SUCH_ENTRY;
+ u32 *pacln;
+ uword *seen_acl_bitmap = 0;
+ uword *old_seen_acl_bitmap = 0;
+ uword *change_acl_bitmap = 0;
+ int acln;
+ int rv = 0;
+
+
+ if (am->trace_acl > 255)
+ clib_warning
+ ("API dbg: acl_interface_set_inout_acl_list: sw_if_index %d is_input %d acl_vec: [%U]",
+ sw_if_index, is_input, format_vec32, vec_acl_list_index, "%d");
+
+ vec_foreach (pacln, vec_acl_list_index)
+ {
+ if (acl_is_not_defined (am, *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);
+ }
+
+
+ u32 **pinout_lc_index_by_sw_if_index =
+ is_input ? &am->
+ input_lc_index_by_sw_if_index : &am->output_lc_index_by_sw_if_index;
+
+ u32 ***pinout_acl_vec_by_sw_if_index =
+ is_input ? &am->
+ input_acl_vec_by_sw_if_index : &am->output_acl_vec_by_sw_if_index;
+
+ u32 ***pinout_sw_if_index_vec_by_acl =
+ is_input ? &am->
+ input_sw_if_index_vec_by_acl : &am->output_sw_if_index_vec_by_acl;
+
+ vec_validate ((*pinout_acl_vec_by_sw_if_index), sw_if_index);
+
+ clib_bitmap_validate (old_seen_acl_bitmap, 1);
+
+ vec_foreach (pacln, (*pinout_acl_vec_by_sw_if_index)[sw_if_index])
+ {
+ old_seen_acl_bitmap = clib_bitmap_set (old_seen_acl_bitmap, *pacln, 1);
+ }
+ change_acl_bitmap =
+ clib_bitmap_dup_xor (old_seen_acl_bitmap, seen_acl_bitmap);
+
+ if (am->trace_acl > 255)
+ clib_warning ("bitmaps: old seen %U new seen %U changed %U",
+ format_bitmap_hex, old_seen_acl_bitmap, format_bitmap_hex,
+ seen_acl_bitmap, format_bitmap_hex, change_acl_bitmap);
+
+/* *INDENT-OFF* */
+ clib_bitmap_foreach(acln, change_acl_bitmap, ({
+ if (clib_bitmap_get(old_seen_acl_bitmap, acln)) {
+ /* ACL is being removed. */
+ if (acln < vec_len((*pinout_sw_if_index_vec_by_acl))) {
+ int index = vec_search((*pinout_sw_if_index_vec_by_acl)[acln], sw_if_index);
+ vec_del1((*pinout_sw_if_index_vec_by_acl)[acln], index);
+ }
+ } else {
+ /* ACL is being added. */
+ vec_validate((*pinout_sw_if_index_vec_by_acl), acln);
+ vec_add1((*pinout_sw_if_index_vec_by_acl)[acln], sw_if_index);
}
- void *oldheap = acl_set_heap (am);
+ }));
+/* *INDENT-ON* */
- if (is_input)
- {
- vec_validate (am->input_acl_vec_by_sw_if_index, sw_if_index);
+ vec_free ((*pinout_acl_vec_by_sw_if_index)[sw_if_index]);
+ (*pinout_acl_vec_by_sw_if_index)[sw_if_index] =
+ vec_dup (vec_acl_list_index);
- u32 index = vec_search (am->input_acl_vec_by_sw_if_index[sw_if_index],
- acl_list_index);
- if (index < vec_len (am->input_acl_vec_by_sw_if_index[sw_if_index]))
- {
- clib_warning
- ("ACL %d is already applied inbound on sw_if_index %d (index %d)",
- acl_list_index, sw_if_index, index);
- /* the entry is already there */
- clib_mem_set_heap (oldheap);
- return VNET_API_ERROR_ACL_IN_USE_INBOUND;
- }
- /* if there was no ACL applied before, enable the ACL processing */
- if (vec_len (am->input_acl_vec_by_sw_if_index[sw_if_index]) == 0)
- {
- acl_interface_in_enable_disable (am, sw_if_index, 1);
- }
- vec_add (am->input_acl_vec_by_sw_if_index[sw_if_index], &acl_list_index,
- 1);
- vec_validate (am->input_sw_if_index_vec_by_acl, acl_list_index);
- vec_add (am->input_sw_if_index_vec_by_acl[acl_list_index], &sw_if_index,
- 1);
+ if (am->reclassify_sessions)
+ {
+ /* re-applying ACLs means a new policy epoch */
+ increment_policy_epoch (am, sw_if_index, is_input);
}
else
{
- vec_validate (am->output_acl_vec_by_sw_if_index, sw_if_index);
-
- u32 index = vec_search (am->output_acl_vec_by_sw_if_index[sw_if_index],
- acl_list_index);
- if (index < vec_len (am->output_acl_vec_by_sw_if_index[sw_if_index]))
- {
- clib_warning
- ("ACL %d is already applied outbound on sw_if_index %d (index %d)",
- acl_list_index, sw_if_index, index);
- /* the entry is already there */
- clib_mem_set_heap (oldheap);
- return VNET_API_ERROR_ACL_IN_USE_OUTBOUND;
- }
- /* if there was no ACL applied before, enable the ACL processing */
- if (vec_len (am->output_acl_vec_by_sw_if_index[sw_if_index]) == 0)
+ /* if no commonalities between the ACL# - then we should definitely clear the sessions */
+ if (may_clear_sessions && *may_clear_sessions
+ && !clib_bitmap_is_zero (change_acl_bitmap))
{
- acl_interface_out_enable_disable (am, sw_if_index, 1);
+ acl_clear_sessions (am, sw_if_index);
+ *may_clear_sessions = 0;
}
- vec_add (am->output_acl_vec_by_sw_if_index[sw_if_index],
- &acl_list_index, 1);
- vec_validate (am->output_sw_if_index_vec_by_acl, acl_list_index);
- vec_add (am->output_sw_if_index_vec_by_acl[acl_list_index],
- &sw_if_index, 1);
}
- clib_mem_set_heap (oldheap);
- return 0;
-}
-
-static int
-acl_interface_del_inout_acl (u32 sw_if_index, u8 is_input, u32 acl_list_index)
-{
- acl_main_t *am = &acl_main;
- int i;
- int rv = VNET_API_ERROR_NO_SUCH_ENTRY;
- void *oldheap = acl_set_heap (am);
- if (is_input)
+ /*
+ * prepare or delete the lookup context if necessary, and if context exists, set ACL list
+ */
+ vec_validate_init_empty ((*pinout_lc_index_by_sw_if_index), sw_if_index,
+ ~0);
+ if (vec_len (vec_acl_list_index) > 0)
{
- vec_validate (am->input_acl_vec_by_sw_if_index, sw_if_index);
- for (i = 0; i < vec_len (am->input_acl_vec_by_sw_if_index[sw_if_index]);
- i++)
- {
- if (acl_list_index ==
- am->input_acl_vec_by_sw_if_index[sw_if_index][i])
- {
- vec_del1 (am->input_acl_vec_by_sw_if_index[sw_if_index], i);
- rv = 0;
- break;
- }
- }
-
- if (acl_list_index < vec_len (am->input_sw_if_index_vec_by_acl))
+ u32 lc_index = (*pinout_lc_index_by_sw_if_index)[sw_if_index];
+ if (~0 == lc_index)
{
- u32 index =
- vec_search (am->input_sw_if_index_vec_by_acl[acl_list_index],
- sw_if_index);
- if (index <
- vec_len (am->input_sw_if_index_vec_by_acl[acl_list_index]))
- {
- hash_acl_unapply (am, sw_if_index, is_input, acl_list_index);
- vec_del1 (am->input_sw_if_index_vec_by_acl[acl_list_index],
- index);
- }
- }
-
- /* If there is no more ACLs applied on an interface, disable ACL processing */
- if (0 == vec_len (am->input_acl_vec_by_sw_if_index[sw_if_index]))
- {
- acl_interface_in_enable_disable (am, sw_if_index, 0);
+ if (~0 == am->interface_acl_user_id)
+ am->interface_acl_user_id =
+ acl_plugin_register_user_module ("interface ACL", "sw_if_index",
+ "is_input");
+ lc_index =
+ acl_plugin_get_lookup_context_index (am->interface_acl_user_id,
+ sw_if_index, is_input);
+ (*pinout_lc_index_by_sw_if_index)[sw_if_index] = lc_index;
}
+ acl_plugin_set_acl_vec_for_context (lc_index, vec_acl_list_index);
}
else
{
- vec_validate (am->output_acl_vec_by_sw_if_index, sw_if_index);
- for (i = 0;
- i < vec_len (am->output_acl_vec_by_sw_if_index[sw_if_index]); i++)
+ if (~0 != (*pinout_lc_index_by_sw_if_index)[sw_if_index])
{
- if (acl_list_index ==
- am->output_acl_vec_by_sw_if_index[sw_if_index][i])
- {
- vec_del1 (am->output_acl_vec_by_sw_if_index[sw_if_index], i);
- rv = 0;
- break;
- }
+ acl_plugin_put_lookup_context_index ((*pinout_lc_index_by_sw_if_index)[sw_if_index]);
+ (*pinout_lc_index_by_sw_if_index)[sw_if_index] = ~0;
}
+ }
- if (acl_list_index < vec_len (am->output_sw_if_index_vec_by_acl))
- {
- u32 index =
- vec_search (am->output_sw_if_index_vec_by_acl[acl_list_index],
- sw_if_index);
- if (index <
- vec_len (am->output_sw_if_index_vec_by_acl[acl_list_index]))
- {
- hash_acl_unapply (am, sw_if_index, is_input, acl_list_index);
- vec_del1 (am->output_sw_if_index_vec_by_acl[acl_list_index],
- index);
- }
- }
+ /* ensure ACL processing is enabled/disabled as needed */
+ acl_interface_inout_enable_disable (am, sw_if_index, is_input,
+ vec_len (vec_acl_list_index) > 0);
- /* If there is no more ACLs applied on an interface, disable ACL processing */
- if (0 == vec_len (am->output_acl_vec_by_sw_if_index[sw_if_index]))
- {
- acl_interface_out_enable_disable (am, sw_if_index, 0);
- }
- }
- clib_mem_set_heap (oldheap);
+done:
+ clib_bitmap_free (change_acl_bitmap);
+ clib_bitmap_free (seen_acl_bitmap);
+ clib_bitmap_free (old_seen_acl_bitmap);
return rv;
}
static void
-acl_interface_reset_inout_acls (u32 sw_if_index, u8 is_input)
+acl_interface_reset_inout_acls (u32 sw_if_index, u8 is_input,
+ int *may_clear_sessions)
{
acl_main_t *am = &acl_main;
- int i;
void *oldheap = acl_set_heap (am);
- if (is_input)
- {
- vec_validate (am->input_acl_vec_by_sw_if_index, sw_if_index);
- if (vec_len (am->input_acl_vec_by_sw_if_index[sw_if_index]) > 0)
- {
- acl_interface_in_enable_disable (am, sw_if_index, 0);
- }
-
- for (i = vec_len (am->input_acl_vec_by_sw_if_index[sw_if_index]) - 1;
- i >= 0; i--)
- {
- u32 acl_list_index =
- am->input_acl_vec_by_sw_if_index[sw_if_index][i];
- hash_acl_unapply (am, sw_if_index, is_input, acl_list_index);
- if (acl_list_index < vec_len (am->input_sw_if_index_vec_by_acl))
- {
- u32 index =
- vec_search (am->input_sw_if_index_vec_by_acl[acl_list_index],
- sw_if_index);
- if (index <
- vec_len (am->input_sw_if_index_vec_by_acl[acl_list_index]))
- {
- vec_del1 (am->input_sw_if_index_vec_by_acl[acl_list_index],
- index);
- }
- }
- }
-
- vec_reset_length (am->input_acl_vec_by_sw_if_index[sw_if_index]);
- }
- else
- {
- vec_validate (am->output_acl_vec_by_sw_if_index, sw_if_index);
- if (vec_len (am->output_acl_vec_by_sw_if_index[sw_if_index]) > 0)
- {
- acl_interface_out_enable_disable (am, sw_if_index, 0);
- }
-
- for (i = vec_len (am->output_acl_vec_by_sw_if_index[sw_if_index]) - 1;
- i >= 0; i--)
- {
- u32 acl_list_index =
- am->output_acl_vec_by_sw_if_index[sw_if_index][i];
- hash_acl_unapply (am, sw_if_index, is_input, acl_list_index);
- if (acl_list_index < vec_len (am->output_sw_if_index_vec_by_acl))
- {
- u32 index =
- vec_search (am->output_sw_if_index_vec_by_acl[acl_list_index],
- sw_if_index);
- if (index <
- vec_len (am->output_sw_if_index_vec_by_acl[acl_list_index]))
- {
- vec_del1 (am->output_sw_if_index_vec_by_acl[acl_list_index],
- index);
- }
- }
- }
-
- vec_reset_length (am->output_acl_vec_by_sw_if_index[sw_if_index]);
- }
+ acl_interface_set_inout_acl_list (am, sw_if_index, is_input, 0,
+ may_clear_sessions);
clib_mem_set_heap (oldheap);
}
acl_interface_add_del_inout_acl (u32 sw_if_index, u8 is_add, u8 is_input,
u32 acl_list_index)
{
- int rv = VNET_API_ERROR_NO_SUCH_ENTRY;
+
acl_main_t *am = &acl_main;
+ u32 *acl_vec = 0;
+ int may_clear_sessions = 1;
+
+ int error_already_applied = is_input ? VNET_API_ERROR_ACL_IN_USE_INBOUND
+ : VNET_API_ERROR_ACL_IN_USE_OUTBOUND;
+
+ u32 ***pinout_acl_vec_by_sw_if_index =
+ is_input ? &am->
+ input_acl_vec_by_sw_if_index : &am->output_acl_vec_by_sw_if_index;
+ int rv = 0;
+ void *oldheap = acl_set_heap (am);
+
if (is_add)
{
- rv =
- acl_interface_add_inout_acl (sw_if_index, is_input, acl_list_index);
- if (rv == 0)
+ vec_validate ((*pinout_acl_vec_by_sw_if_index), sw_if_index);
+ u32 index = vec_search ((*pinout_acl_vec_by_sw_if_index)[sw_if_index],
+ acl_list_index);
+
+ if (~0 != index)
{
- hash_acl_apply (am, sw_if_index, is_input, acl_list_index);
+ rv = error_already_applied;
+ goto done;
}
+
+ acl_vec = vec_dup ((*pinout_acl_vec_by_sw_if_index)[sw_if_index]);
+ vec_add1 (acl_vec, acl_list_index);
}
else
{
- hash_acl_unapply (am, sw_if_index, is_input, acl_list_index);
- rv =
- acl_interface_del_inout_acl (sw_if_index, is_input, acl_list_index);
+ if (sw_if_index > vec_len (*pinout_acl_vec_by_sw_if_index))
+ {
+ rv = VNET_API_ERROR_NO_SUCH_ENTRY;
+ goto done;
+ }
+
+ u32 index = vec_search ((*pinout_acl_vec_by_sw_if_index)[sw_if_index],
+ acl_list_index);
+
+ if (~0 == index)
+ {
+ rv = VNET_API_ERROR_NO_SUCH_ENTRY;
+ goto done;
+ }
+
+ acl_vec = vec_dup ((*pinout_acl_vec_by_sw_if_index)[sw_if_index]);
+ vec_del1 (acl_vec, index);
}
+
+ rv = acl_interface_set_inout_acl_list (am, sw_if_index, is_input, acl_vec,
+ &may_clear_sessions);
+done:
+ vec_free (acl_vec);
+ clib_mem_set_heap (oldheap);
return rv;
}
u32 arp_table_index;
u32 dot1q_table_index;
u32 dot1ad_table_index;
+ u32 arp_dot1q_table_index;
+ u32 arp_dot1ad_table_index;
/* egress tables */
u32 out_table_index;
u32 out_arp_table_index;
u32 out_dot1q_table_index;
u32 out_dot1ad_table_index;
+ u32 out_arp_dot1q_table_index;
+ u32 out_arp_dot1ad_table_index;
} macip_match_type_t;
static u32
mvec[match_type_index].arp_table_index = ~0;
mvec[match_type_index].dot1q_table_index = ~0;
mvec[match_type_index].dot1ad_table_index = ~0;
+ mvec[match_type_index].arp_dot1q_table_index = ~0;
+ mvec[match_type_index].arp_dot1ad_table_index = ~0;
mvec[match_type_index].out_table_index = ~0;
mvec[match_type_index].out_arp_table_index = ~0;
mvec[match_type_index].out_dot1q_table_index = ~0;
mvec[match_type_index].out_dot1ad_table_index = ~0;
+ mvec[match_type_index].out_arp_dot1q_table_index = ~0;
+ mvec[match_type_index].out_arp_dot1ad_table_index = ~0;
}
mvec[match_type_index].count++;
mvec[match_type_index].has_egress |=
{
int mask_len;
int is6 = mt->is_ipv6;
+ int tags;
+ u32 *last_tag_table;
+ u32 *out_last_tag_table;
+ u32 l3_offset;
if (!is6)
{
| Target Hardware Address |
+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| | TargetProtocolAddress |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- | |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- */
- memset (mask, 0, sizeof (mask));
- /* source MAC address */
- memcpy (&mask[6], mt->mac_mask, 6);
- memset (&mask[12], 0xff, 2); /* ethernet protocol */
- /* sender hardware address within ARP */
- memcpy (&mask[14 + 8], mt->mac_mask, 6);
- /* sender protocol address within ARP */
- for (i = 0; i < (mt->prefix_len / 8); i++)
- mask[14 + 14 + i] = 0xff;
- if (mt->prefix_len % 8)
- mask[14 + 14 + (mt->prefix_len / 8)] =
- 0xff - ((1 << (8 - mt->prefix_len % 8)) - 1);
-
- mask_len = ((14 + 14 + ((mt->prefix_len + 7) / 8) +
- (sizeof (u32x4) - 1)) / sizeof (u32x4)) * sizeof (u32x4);
- acl_classify_add_del_table_small (cm, mask, mask_len, last_table,
- (~0 == last_table) ? 0 : ~0,
- &mt->arp_table_index, 1);
- last_table = mt->arp_table_index;
- if (mt->has_egress)
+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ | |
+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+ for (tags = 2; tags >= 0; tags--)
{
- /* egress ARP table */
memset (mask, 0, sizeof (mask));
- // memcpy (&mask[0], mt->mac_mask, 6);
- memset (&mask[12], 0xff, 2); /* ethernet protocol */
- /* AYXX: FIXME here - can we tighten the ARP-related table more ? */
- /* mask captures just the destination and the ethertype */
- mask_len = ((14 +
+ /* source MAC address */
+ memcpy (&mask[6], mt->mac_mask, 6);
+
+ switch (tags)
+ {
+ case 0:
+ default:
+ memset (&mask[12], 0xff, 2); /* ethernet protocol */
+ l3_offset = 14;
+ last_tag_table = &mt->arp_table_index;
+ break;
+ case 1:
+ memset (&mask[12], 0xff, 2); /* VLAN tag1 */
+ memset (&mask[16], 0xff, 2); /* ethernet protocol */
+ l3_offset = 18;
+ last_tag_table = &mt->arp_dot1q_table_index;
+ break;
+ case 2:
+ memset (&mask[12], 0xff, 2); /* VLAN tag1 */
+ memset (&mask[16], 0xff, 2); /* VLAN tag2 */
+ memset (&mask[20], 0xff, 2); /* ethernet protocol */
+ l3_offset = 22;
+ last_tag_table = &mt->arp_dot1ad_table_index;
+ break;
+ }
+
+ /* sender hardware address within ARP */
+ memcpy (&mask[l3_offset + 8], mt->mac_mask, 6);
+ /* sender protocol address within ARP */
+ for (i = 0; i < (mt->prefix_len / 8); i++)
+ mask[l3_offset + 14 + i] = 0xff;
+ if (mt->prefix_len % 8)
+ mask[l3_offset + 14 + (mt->prefix_len / 8)] =
+ 0xff - ((1 << (8 - mt->prefix_len % 8)) - 1);
+
+ mask_len = ((l3_offset + 14 + ((mt->prefix_len + 7) / 8) +
(sizeof (u32x4) -
1)) / sizeof (u32x4)) * sizeof (u32x4);
- acl_classify_add_del_table_small (cm, mask, mask_len,
- out_last_table,
- (~0 == out_last_table) ? 0 : ~0,
- &mt->out_arp_table_index, 1);
- out_last_table = mt->out_arp_table_index;
+ acl_classify_add_del_table_small (cm, mask, mask_len, last_table,
+ (~0 == last_table) ? 0 : ~0,
+ last_tag_table, 1);
+ last_table = *last_tag_table;
+ if (mt->has_egress)
+ {
+ /* egress ARP table */
+ memset (mask, 0, sizeof (mask));
+
+ switch (tags)
+ {
+ case 0:
+ default:
+ memset (&mask[12], 0xff, 2); /* ethernet protocol */
+ l3_offset = 14;
+ out_last_tag_table = &mt->out_arp_table_index;
+ break;
+ case 1:
+ memset (&mask[12], 0xff, 2); /* VLAN tag1 */
+ memset (&mask[16], 0xff, 2); /* ethernet protocol */
+ l3_offset = 18;
+ out_last_tag_table = &mt->out_arp_dot1q_table_index;
+ break;
+ case 2:
+ memset (&mask[12], 0xff, 2); /* VLAN tag1 */
+ memset (&mask[16], 0xff, 2); /* VLAN tag2 */
+ memset (&mask[20], 0xff, 2); /* ethernet protocol */
+ l3_offset = 22;
+ out_last_tag_table = &mt->out_arp_dot1ad_table_index;
+ break;
+ }
+
+ /* AYXX: FIXME here - can we tighten the ARP-related table more ? */
+ /* mask captures just the destination and the ethertype */
+ mask_len = ((l3_offset +
+ (sizeof (u32x4) -
+ 1)) / sizeof (u32x4)) * sizeof (u32x4);
+ acl_classify_add_del_table_small (cm, mask, mask_len,
+ out_last_table,
+ (~0 ==
+ out_last_table) ? 0 : ~0,
+ out_last_tag_table, 1);
+ out_last_table = *out_last_tag_table;
+ }
}
}
}
{
memset (mask, 0, sizeof (mask));
memcpy (&mask[6], a->rules[i].src_mac, 6);
- mask[12] = 0x08;
- mask[13] = 0x06;
- memcpy (&mask[14 + 8], a->rules[i].src_mac, 6);
- memcpy (&mask[14 + 14], &a->rules[i].src_ip_addr.ip4, 4);
- vnet_classify_add_del_session (cm,
- mvec
- [match_type_index].arp_table_index,
- mask, a->rules[i].is_permit ? ~0 : 0,
- i, 0, action, metadata, 1);
+
+ for (tags = 2; tags >= 0; tags--)
+ {
+ switch (tags)
+ {
+ case 0:
+ default:
+ tag_table = mvec[match_type_index].arp_table_index;
+ mask[12] = 0x08;
+ mask[13] = 0x06;
+ l3_src_offs = 14;
+ break;
+ case 1:
+ tag_table = mvec[match_type_index].arp_dot1q_table_index;
+ mask[12] = 0x81;
+ mask[13] = 0x00;
+ mask[16] = 0x08;
+ mask[17] = 0x06;
+ l3_src_offs = 18;
+ break;
+ case 2:
+ tag_table = mvec[match_type_index].arp_dot1ad_table_index;
+ mask[12] = 0x88;
+ mask[13] = 0xa8;
+ mask[16] = 0x81;
+ mask[17] = 0x00;
+ mask[20] = 0x08;
+ mask[21] = 0x06;
+ l3_src_offs = 22;
+ break;
+ }
+
+ memcpy (&mask[l3_src_offs + 8], a->rules[i].src_mac, 6);
+ memcpy (&mask[l3_src_offs + 14], &a->rules[i].src_ip_addr.ip4,
+ 4);
+ vnet_classify_add_del_session (cm, tag_table, mask,
+ a->rules[i].is_permit ? ~0 : 0,
+ i, 0, action, metadata, 1);
+ }
}
if (macip_permit_also_egress (a->rules[i].is_permit))
{
/* add ARP table entry too */
if (!is6 && (mvec[match_type_index].out_arp_table_index != ~0))
{
- memset (mask, 0, sizeof (mask));
- memcpy (&mask[0], a->rules[i].src_mac, 6);
- mask[12] = 0x08;
- mask[13] = 0x06;
- vnet_classify_add_del_session (cm,
- mvec
- [match_type_index].out_arp_table_index,
- mask,
- a->rules[i].is_permit ? ~0 : 0,
- i, 0, action, metadata, 1);
+ for (tags = 2; tags >= 0; tags--)
+ {
+ memset (mask, 0, sizeof (mask));
+ switch (tags)
+ {
+ case 0:
+ default:
+ tag_table = mvec[match_type_index].out_arp_table_index;
+ mask[12] = 0x08;
+ mask[13] = 0x06;
+ break;
+ case 1:
+ tag_table =
+ mvec[match_type_index].out_arp_dot1q_table_index;
+ mask[12] = 0x81;
+ mask[13] = 0x00;
+ mask[16] = 0x08;
+ mask[17] = 0x06;
+ break;
+ case 2:
+ tag_table =
+ mvec[match_type_index].out_arp_dot1ad_table_index;
+ mask[12] = 0x88;
+ mask[13] = 0xa8;
+ mask[16] = 0x81;
+ mask[17] = 0x00;
+ mask[20] = 0x08;
+ mask[21] = 0x06;
+ break;
+ }
+
+ vnet_classify_add_del_session (cm, tag_table,
+ mask,
+ a->
+ rules[i].is_permit ? ~0 : 0,
+ i, 0, action, metadata, 1);
+ }
}
}
}
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)
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 =
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;
}
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])
rv = VNET_API_ERROR_INVALID_SW_IF_INDEX;
else
{
- acl_interface_reset_inout_acls (sw_if_index, 0);
- acl_interface_reset_inout_acls (sw_if_index, 1);
-
+ int may_clear_sessions = 1;
for (i = 0; i < mp->count; i++)
{
if (acl_is_not_defined (am, ntohl (mp->acls[i])))
}
if (0 == rv)
{
+ void *oldheap = acl_set_heap (am);
+
+ u32 *in_acl_vec = 0;
+ u32 *out_acl_vec = 0;
for (i = 0; i < mp->count; i++)
- {
- acl_interface_add_del_inout_acl (sw_if_index, 1,
- (i < mp->n_input),
- ntohl (mp->acls[i]));
- }
+ if (i < mp->n_input)
+ vec_add1 (in_acl_vec, clib_net_to_host_u32 (mp->acls[i]));
+ else
+ vec_add1 (out_acl_vec, clib_net_to_host_u32 (mp->acls[i]));
+
+ rv =
+ acl_interface_set_inout_acl_list (am, sw_if_index, 0, out_acl_vec,
+ &may_clear_sessions);
+ rv = rv
+ || acl_interface_set_inout_acl_list (am, sw_if_index, 1,
+ in_acl_vec,
+ &may_clear_sessions);
+ vec_free (in_acl_vec);
+ vec_free (out_acl_vec);
+ clib_mem_set_heap (oldheap);
}
}
vec_validate (am->input_acl_vec_by_sw_if_index, sw_if_index);
vec_validate (am->output_acl_vec_by_sw_if_index, sw_if_index);
+ clib_mem_set_heap (oldheap);
+
n_input = vec_len (am->input_acl_vec_by_sw_if_index[sw_if_index]);
n_output = vec_len (am->output_acl_vec_by_sw_if_index[sw_if_index]);
count = n_input + n_output;
mp->acls[n_input + i] =
htonl (am->output_acl_vec_by_sw_if_index[sw_if_index][i]);
}
- clib_mem_set_heap (oldheap);
vl_api_send_msg (reg, (u8 *) mp);
}
mp->n_input = n_input;
for (i = 0; i < n_input; i++)
{
- mp->whitelist[i] = whitelist_in[i];
+ mp->whitelist[i] = htons (whitelist_in[i]);
}
for (i = 0; i < n_output; i++)
{
- mp->whitelist[n_input + i] = whitelist_out[i];
+ mp->whitelist[n_input + i] = htons (whitelist_out[i]);
}
clib_mem_set_heap (oldheap);
vl_api_send_msg (reg, (u8 *) mp);
}
if (0 == is_add)
{
+ int may_clear_sessions = 1;
vlib_process_signal_event (am->vlib_main, am->fa_cleaner_node_index,
ACL_FA_CLEANER_DELETE_BY_SW_IF_INDEX,
sw_if_index);
/* also unapply any ACLs in case the users did not do so. */
macip_acl_interface_del_acl (am, sw_if_index);
- acl_interface_reset_inout_acls (sw_if_index, 0);
- acl_interface_reset_inout_acls (sw_if_index, 1);
+ acl_interface_reset_inout_acls (sw_if_index, 0, &may_clear_sessions);
+ acl_interface_reset_inout_acls (sw_if_index, 1, &may_clear_sessions);
}
return 0;
}
am->l4_match_nonfirst_fragment = (val != 0);
goto done;
}
+ if (unformat (input, "reclassify-sessions %u", &val))
+ {
+ am->reclassify_sessions = (val != 0);
+ goto done;
+ }
+ if (unformat (input, "event-trace"))
+ {
+ if (!unformat (input, "%u", &val))
+ {
+ error = clib_error_return (0,
+ "expecting trace level, got `%U`",
+ format_unformat_error, input);
+ goto done;
+ }
+ else
+ {
+ am->trace_acl = val;
+ goto done;
+ }
+ }
if (unformat (input, "heap"))
{
if (unformat (input, "main"))
else if (unformat (input, "hash"))
{
if (unformat (input, "validate %u", &val))
- acl_plugin_hash_acl_set_validate_heap (am, val);
+ acl_plugin_hash_acl_set_validate_heap (val);
else if (unformat (input, "trace %u", &val))
- acl_plugin_hash_acl_set_trace_heap (am, val);
+ acl_plugin_hash_acl_set_trace_heap (val);
goto done;
}
goto done;
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;
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;
}
return error;
}
-#define PRINT_AND_RESET(vm, out0) do { vlib_cli_output(vm, "%v", out0); vec_reset_length(out0); } while(0)
-static void
-acl_print_acl (vlib_main_t * vm, acl_main_t * am, int acl_index)
-{
- acl_rule_t *r;
- u8 *out0 = format (0, "acl-index %u count %u tag {%s}\n", acl_index,
- am->acls[acl_index].count, am->acls[acl_index].tag);
- int j;
- PRINT_AND_RESET (vm, out0);
- for (j = 0; j < am->acls[acl_index].count; j++)
- {
- r = &am->acls[acl_index].rules[j];
- out0 = format (out0, " %4d: %s ", j, r->is_ipv6 ? "ipv6" : "ipv4");
- out0 = format_acl_action (out0, r->is_permit);
- out0 = format (out0, " src %U/%d", format_ip46_address, &r->src,
- r->is_ipv6 ? IP46_TYPE_IP6 : IP46_TYPE_IP4,
- r->src_prefixlen);
- out0 =
- format (out0, " dst %U/%d", format_ip46_address, &r->dst,
- r->is_ipv6 ? IP46_TYPE_IP6 : IP46_TYPE_IP4, r->dst_prefixlen);
- out0 = format (out0, " proto %d", r->proto);
- out0 = format (out0, " sport %d", r->src_port_or_type_first);
- if (r->src_port_or_type_first != r->src_port_or_type_last)
- {
- out0 = format (out0, "-%d", r->src_port_or_type_last);
- }
- out0 = format (out0, " dport %d", r->dst_port_or_code_first);
- if (r->dst_port_or_code_first != r->dst_port_or_code_last)
- {
- out0 = format (out0, "-%d", r->dst_port_or_code_last);
- }
- if (r->tcp_flags_mask || r->tcp_flags_value)
- {
- out0 =
- format (out0, " tcpflags %d mask %d", r->tcp_flags_value,
- r->tcp_flags_mask);
- }
- out0 = format (out0, "\n");
- PRINT_AND_RESET (vm, out0);
- }
-}
-
-#undef PRINT_AND_RESET
-
static void
acl_plugin_show_acl (acl_main_t * am, u32 acl_index)
{
format_vec32, am->output_sw_if_index_vec_by_acl[i],
"%d");
}
+ if (i < vec_len (am->lc_index_vec_by_acl))
+ {
+ vlib_cli_output (vm, " used in lookup context index: %U\n",
+ format_vec32, am->lc_index_vec_by_acl[i], "%d");
+ }
}
}
return error;
}
+static clib_error_t *
+acl_show_aclplugin_lookup_context_fn (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ clib_error_t *error = 0;
+
+ u32 lc_index = ~0;
+ (void) unformat (input, "index %u", &lc_index);
+
+ acl_plugin_show_lookup_context (lc_index);
+ return error;
+}
+
+static clib_error_t *
+acl_show_aclplugin_lookup_user_fn (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ clib_error_t *error = 0;
+
+ u32 lc_index = ~0;
+ (void) unformat (input, "index %u", &lc_index);
+
+ acl_plugin_show_lookup_user (lc_index);
+ return error;
+}
+
+
static void
-acl_plugin_show_interface (acl_main_t * am, u32 sw_if_index, int show_acl)
+acl_plugin_show_interface (acl_main_t * am, u32 sw_if_index, int show_acl,
+ int detail)
{
vlib_main_t *vm = am->vlib_main;
u32 swi;
continue;
vlib_cli_output (vm, "sw_if_index %d:\n", swi);
+ if (swi < vec_len (am->input_policy_epoch_by_sw_if_index))
+ vlib_cli_output (vm, " input policy epoch: %x\n",
+ vec_elt (am->input_policy_epoch_by_sw_if_index,
+ swi));
+ if (swi < vec_len (am->output_policy_epoch_by_sw_if_index))
+ vlib_cli_output (vm, " output policy epoch: %x\n",
+ vec_elt (am->output_policy_epoch_by_sw_if_index,
+ swi));
+
if (intf_has_etype_whitelist (am, swi, 1))
{
vlib_cli_output (vm, "\n");
}
}
+ if (detail && (swi < vec_len (am->input_lc_index_by_sw_if_index)))
+ {
+ vlib_cli_output (vm, " input lookup context index: %d",
+ am->input_lc_index_by_sw_if_index[swi]);
+ }
+ if (detail && (swi < vec_len (am->output_lc_index_by_sw_if_index)))
+ {
+ vlib_cli_output (vm, " output lookup context index: %d",
+ am->output_lc_index_by_sw_if_index[swi]);
+ }
}
}
u32 sw_if_index = ~0;
(void) unformat (input, "sw_if_index %u", &sw_if_index);
int show_acl = unformat (input, "acl");
+ int detail = unformat (input, "detail");
- acl_plugin_show_interface (am, sw_if_index, show_acl);
+ acl_plugin_show_interface (am, sw_if_index, show_acl, detail);
return error;
}
?
pw->fa_session_dels_by_sw_if_index
[sw_if_index] : 0;
+ u64 n_epoch_changes =
+ sw_if_index <
+ vec_len
+ (pw->fa_session_epoch_change_by_sw_if_index)
+ ?
+ pw->fa_session_epoch_change_by_sw_if_index
+ [sw_if_index] : 0;
vlib_cli_output (vm,
- " sw_if_index %d: add %lu - del %lu = %lu",
+ " sw_if_index %d: add %lu - del %lu = %lu; epoch chg: %lu",
sw_if_index,
n_adds,
n_dels,
n_adds -
- n_dels);
+ n_dels,
+ n_epoch_changes);
}
));
am->fa_cleaner_wait_time_increment * 1000.0,
((f64) am->fa_current_cleaner_timer_wait_interval) *
1000.0 / (f64) vm->clib_time.clocks_per_second);
+ vlib_cli_output (vm, "Reclassify sessions: %d", am->reclassify_sessions);
}
static clib_error_t *
return error;
}
-static void
-acl_plugin_show_tables_mask_type (acl_main_t * am)
-{
- vlib_main_t *vm = am->vlib_main;
- ace_mask_type_entry_t *mte;
-
- vlib_cli_output (vm, "Mask-type entries:");
- /* *INDENT-OFF* */
- pool_foreach(mte, am->ace_mask_type_pool,
- ({
- vlib_cli_output(vm, " %3d: %016llx %016llx %016llx %016llx %016llx %016llx refcount %d",
- mte - am->ace_mask_type_pool,
- mte->mask.kv.key[0], mte->mask.kv.key[1], mte->mask.kv.key[2],
- mte->mask.kv.key[3], mte->mask.kv.key[4], mte->mask.kv.value, mte->refcount);
- }));
- /* *INDENT-ON* */
-}
-
-static void
-acl_plugin_show_tables_acl_hash_info (acl_main_t * am, u32 acl_index)
-{
- vlib_main_t *vm = am->vlib_main;
- u32 i, j;
- u64 *m;
- vlib_cli_output (vm, "Mask-ready ACL representations\n");
- for (i = 0; i < vec_len (am->hash_acl_infos); i++)
- {
- if ((acl_index != ~0) && (acl_index != i))
- {
- continue;
- }
- hash_acl_info_t *ha = &am->hash_acl_infos[i];
- vlib_cli_output (vm, "acl-index %u bitmask-ready layout\n", i);
- vlib_cli_output (vm, " applied inbound on sw_if_index list: %U\n",
- format_vec32, ha->inbound_sw_if_index_list, "%d");
- vlib_cli_output (vm, " applied outbound on sw_if_index list: %U\n",
- format_vec32, ha->outbound_sw_if_index_list, "%d");
- vlib_cli_output (vm, " mask type index bitmap: %U\n",
- format_bitmap_hex, ha->mask_type_index_bitmap);
- for (j = 0; j < vec_len (ha->rules); j++)
- {
- hash_ace_info_t *pa = &ha->rules[j];
- m = (u64 *) & pa->match;
- vlib_cli_output (vm,
- " %4d: %016llx %016llx %016llx %016llx %016llx %016llx mask index %d acl %d rule %d action %d src/dst portrange not ^2: %d,%d\n",
- j, m[0], m[1], m[2], m[3], m[4], m[5],
- pa->mask_type_index, pa->acl_index, pa->ace_index,
- pa->action, pa->src_portrange_not_powerof2,
- pa->dst_portrange_not_powerof2);
- }
- }
-}
-
-static void
-acl_plugin_print_pae (vlib_main_t * vm, int j, applied_hash_ace_entry_t * pae)
-{
- vlib_cli_output (vm,
- " %4d: acl %d rule %d action %d bitmask-ready rule %d next %d prev %d tail %d hitcount %lld",
- j, pae->acl_index, pae->ace_index, pae->action,
- pae->hash_ace_info_index, pae->next_applied_entry_index,
- pae->prev_applied_entry_index,
- pae->tail_applied_entry_index, pae->hitcount);
-}
-
-static void
-acl_plugin_show_tables_applied_info (acl_main_t * am, u32 sw_if_index)
-{
- vlib_main_t *vm = am->vlib_main;
- u32 swi, j;
- vlib_cli_output (vm, "Applied lookup entries for interfaces");
-
- for (swi = 0;
- (swi < vec_len (am->input_applied_hash_acl_info_by_sw_if_index))
- || (swi < vec_len (am->output_applied_hash_acl_info_by_sw_if_index))
- || (swi < vec_len (am->input_hash_entry_vec_by_sw_if_index))
- || (swi < vec_len (am->output_hash_entry_vec_by_sw_if_index)); swi++)
- {
- if ((sw_if_index != ~0) && (sw_if_index != swi))
- {
- continue;
- }
- vlib_cli_output (vm, "sw_if_index %d:", swi);
- if (swi < vec_len (am->input_applied_hash_acl_info_by_sw_if_index))
- {
- applied_hash_acl_info_t *pal =
- &am->input_applied_hash_acl_info_by_sw_if_index[swi];
- vlib_cli_output (vm, " input lookup mask_type_index_bitmap: %U",
- format_bitmap_hex, pal->mask_type_index_bitmap);
- vlib_cli_output (vm, " input applied acls: %U", format_vec32,
- pal->applied_acls, "%d");
- }
- if (swi < vec_len (am->input_hash_entry_vec_by_sw_if_index))
- {
- vlib_cli_output (vm, " input lookup applied entries:");
- for (j = 0;
- j < vec_len (am->input_hash_entry_vec_by_sw_if_index[swi]);
- j++)
- {
- acl_plugin_print_pae (vm, j,
- &am->input_hash_entry_vec_by_sw_if_index
- [swi][j]);
- }
- }
-
- if (swi < vec_len (am->output_applied_hash_acl_info_by_sw_if_index))
- {
- applied_hash_acl_info_t *pal =
- &am->output_applied_hash_acl_info_by_sw_if_index[swi];
- vlib_cli_output (vm, " output lookup mask_type_index_bitmap: %U",
- format_bitmap_hex, pal->mask_type_index_bitmap);
- vlib_cli_output (vm, " output applied acls: %U", format_vec32,
- pal->applied_acls, "%d");
- }
- if (swi < vec_len (am->output_hash_entry_vec_by_sw_if_index))
- {
- vlib_cli_output (vm, " output lookup applied entries:");
- for (j = 0;
- j < vec_len (am->output_hash_entry_vec_by_sw_if_index[swi]);
- j++)
- {
- acl_plugin_print_pae (vm, j,
- &am->output_hash_entry_vec_by_sw_if_index
- [swi][j]);
- }
- }
- }
-}
-
-static void
-acl_plugin_show_tables_bihash (acl_main_t * am, u32 show_bihash_verbose)
-{
- vlib_main_t *vm = am->vlib_main;
- show_hash_acl_hash (vm, am, show_bihash_verbose);
-}
-
static clib_error_t *
acl_show_aclplugin_tables_fn (vlib_main_t * vm,
unformat_input_t * input,
vlib_cli_command_t * cmd)
{
clib_error_t *error = 0;
- acl_main_t *am = &acl_main;
u32 acl_index = ~0;
- u32 sw_if_index = ~0;
+ u32 lc_index = ~0;
int show_acl_hash_info = 0;
int show_applied_info = 0;
int show_mask_type = 0;
else if (unformat (input, "applied"))
{
show_applied_info = 1;
- unformat (input, "sw_if_index %u", &sw_if_index);
+ unformat (input, "lc_index %u", &lc_index);
}
else if (unformat (input, "mask"))
{
show_bihash = 1;
}
if (show_mask_type)
- acl_plugin_show_tables_mask_type (am);
+ acl_plugin_show_tables_mask_type ();
if (show_acl_hash_info)
- acl_plugin_show_tables_acl_hash_info (am, acl_index);
+ acl_plugin_show_tables_acl_hash_info (acl_index);
if (show_applied_info)
- acl_plugin_show_tables_applied_info (am, sw_if_index);
+ acl_plugin_show_tables_applied_info (lc_index);
if (show_bihash)
- acl_plugin_show_tables_bihash (am, show_bihash_verbose);
+ acl_plugin_show_tables_bihash (show_bihash_verbose);
return error;
}
.function = acl_show_aclplugin_acl_fn,
};
+VLIB_CLI_COMMAND (aclplugin_show_lookup_context_command, static) = {
+ .path = "show acl-plugin lookup context",
+ .short_help = "show acl-plugin lookup context [index N]",
+ .function = acl_show_aclplugin_lookup_context_fn,
+};
+
+VLIB_CLI_COMMAND (aclplugin_show_lookup_user_command, static) = {
+ .path = "show acl-plugin lookup user",
+ .short_help = "show acl-plugin lookup user [index N]",
+ .function = acl_show_aclplugin_lookup_user_fn,
+};
+
VLIB_CLI_COMMAND (aclplugin_show_decode_5tuple_command, static) = {
.path = "show acl-plugin decode 5tuple",
.short_help = "show acl-plugin decode 5tuple XXXX XXXX XXXX XXXX XXXX XXXX",
VLIB_CLI_COMMAND (aclplugin_show_tables_command, static) = {
.path = "show acl-plugin tables",
- .short_help = "show acl-plugin tables [ acl [index N] | applied [ sw_if_index N ] | mask | hash [verbose N] ]",
+ .short_help = "show acl-plugin tables [ acl [index N] | applied [ lc_index N ] | mask | hash [verbose N] ]",
.function = acl_show_aclplugin_tables_fn,
};
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,
};
u32 conn_table_hash_buckets;
u32 conn_table_hash_memory_size;
u32 conn_table_max_entries;
- u32 main_heap_size;
- u32 hash_heap_size;
+ uword main_heap_size;
+ uword hash_heap_size;
u32 hash_lookup_hash_buckets;
u32 hash_lookup_hash_memory;
+ u32 reclassify_sessions;
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
else if (unformat (input, "connection count max %d",
&conn_table_max_entries))
am->fa_conn_table_max_entries = conn_table_max_entries;
- else if (unformat (input, "main heap size %d", &main_heap_size))
+ else
+ if (unformat
+ (input, "main heap size %U", unformat_memory_size,
+ &main_heap_size))
am->acl_mheap_size = main_heap_size;
- else if (unformat (input, "hash lookup heap size %d", &hash_heap_size))
+ else
+ if (unformat
+ (input, "hash lookup heap size %U", unformat_memory_size,
+ &hash_heap_size))
am->hash_lookup_mheap_size = hash_heap_size;
else if (unformat (input, "hash lookup hash buckets %d",
&hash_lookup_hash_buckets))
else if (unformat (input, "hash lookup hash memory %d",
&hash_lookup_hash_memory))
am->hash_lookup_hash_memory = hash_lookup_hash_memory;
+ else if (unformat (input, "reclassify sessions %d",
+ &reclassify_sessions))
+ am->reclassify_sessions = reclassify_sessions;
+
else
return clib_error_return (0, "unknown input '%U'",
format_unformat_error, input);
acl_setup_fa_nodes ();
- am->acl_mheap_size = ACL_FA_DEFAULT_HEAP_SIZE;
+ am->acl_mheap_size = 0; /* auto size when initializing */
am->hash_lookup_mheap_size = ACL_PLUGIN_HASH_LOOKUP_HEAP_SIZE;
am->hash_lookup_hash_buckets = ACL_PLUGIN_HASH_LOOKUP_HASH_BUCKETS;
am->fa_conn_table_hash_memory_size =
ACL_FA_CONN_TABLE_DEFAULT_HASH_MEMORY_SIZE;
am->fa_conn_table_max_entries = ACL_FA_CONN_TABLE_DEFAULT_MAX_ENTRIES;
+ am->reclassify_sessions = 0;
vlib_thread_main_t *tm = vlib_get_thread_main ();
vec_validate (am->per_worker_data, tm->n_vlib_mains - 1);
{
/* use the new fancy hash-based matching */
am->use_hash_acl_matching = 1;
+ am->interface_acl_user_id = ~0; /* defer till the first use */
+
return error;
}