#include <acl/acl.h>
#include <vnet/l2/l2_classify.h>
+#include <vnet/l2/l2_in_out_feat_arc.h>
#include <vnet/classify/in_out_acl.h>
#include <vpp/app/version.h>
#include <vlibmemory/api.h>
/* define message IDs */
-#include <acl/acl_msg_enum.h>
+#include <acl/acl.api_enum.h>
+#include <acl/acl.api_types.h>
-/* define message structures */
-#define vl_typedefs
-#include <acl/acl_all_api_h.h>
-#undef vl_typedefs
-
-/* define generated endian-swappers */
-#define vl_endianfun
-#include <acl/acl_all_api_h.h>
-#undef vl_endianfun
-
-/* instantiate all the print functions we know about */
#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
-#define vl_printfun
-#include <acl/acl_all_api_h.h>
-#undef vl_printfun
-
-/* Get the API version number */
-#define vl_api_version(n,v) static u32 api_version=(v);
-#include <acl/acl_all_api_h.h>
-#undef vl_api_version
+#include "manual_fns.h"
#include "fa_node.h"
-#include "hash_lookup.h"
+#include "public_inlines.h"
acl_main_t acl_main;
#define REPLY_MSG_ID_BASE am->msg_id_base
#include <vlibapi/api_helper_macros.h>
-/* List of message types that this plugin understands */
-
-#define foreach_acl_plugin_api_msg \
-_(ACL_PLUGIN_GET_VERSION, acl_plugin_get_version) \
-_(ACL_PLUGIN_CONTROL_PING, acl_plugin_control_ping) \
-_(ACL_ADD_REPLACE, acl_add_replace) \
-_(ACL_DEL, acl_del) \
-_(ACL_INTERFACE_ADD_DEL, acl_interface_add_del) \
-_(ACL_INTERFACE_SET_ACL_LIST, acl_interface_set_acl_list) \
-_(ACL_DUMP, acl_dump) \
-_(ACL_INTERFACE_LIST_DUMP, acl_interface_list_dump) \
-_(MACIP_ACL_ADD, macip_acl_add) \
-_(MACIP_ACL_ADD_REPLACE, macip_acl_add_replace) \
-_(MACIP_ACL_DEL, macip_acl_del) \
-_(MACIP_ACL_INTERFACE_ADD_DEL, macip_acl_interface_add_del) \
-_(MACIP_ACL_DUMP, macip_acl_dump) \
-_(MACIP_ACL_INTERFACE_GET, macip_acl_interface_get) \
-_(MACIP_ACL_INTERFACE_LIST_DUMP, macip_acl_interface_list_dump) \
-_(ACL_INTERFACE_SET_ETYPE_WHITELIST, acl_interface_set_etype_whitelist)
-
+/*
+ * 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>
/* *INDENT-OFF* */
VLIB_PLUGIN_REGISTER () = {
.version = VPP_BUILD_VER,
- .description = "Access Control Lists",
+ .description = "Access Control Lists (ACL)",
};
/* *INDENT-ON* */
+/* methods exported from ACL-as-a-service */
+static acl_plugin_methods_t acl_plugin;
+
/* Format vec16. */
u8 *
format_vec16 (u8 * s, va_list * va)
return s;
}
-
-
-
static void *
acl_set_heap (acl_main_t * am)
{
if (0 == am->acl_mheap)
{
- am->acl_mheap = mheap_alloc (0 /* use VM */ , am->acl_mheap_size);
- mheap_t *h = mheap_header (am->acl_mheap);
- h->flags |= MHEAP_FLAG_THREAD_SAFE;
+ 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_with_lock (0 /* use VM */ ,
+ am->acl_mheap_size,
+ 1 /* locked */ );
+ 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);
+ }
}
void *oldheap = clib_mem_set_heap (am->acl_mheap);
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)
{
clib_mem_set_heap (acl_set_heap (am));
- mheap_t *h = mheap_header (am->acl_mheap);
- if (on)
- {
- h->flags |= MHEAP_FLAG_VALIDATE;
- h->flags &= ~MHEAP_FLAG_SMALL_OBJECT_CACHE;
- mheap_validate (h);
- }
- else
- {
- h->flags &= ~MHEAP_FLAG_VALIDATE;
- h->flags |= MHEAP_FLAG_SMALL_OBJECT_CACHE;
- }
}
void
acl_plugin_acl_set_trace_heap (acl_main_t * am, int on)
{
clib_mem_set_heap (acl_set_heap (am));
- mheap_t *h = mheap_header (am->acl_mheap);
- if (on)
- {
- h->flags |= MHEAP_FLAG_TRACE;
- }
- else
- {
- h->flags &= ~MHEAP_FLAG_TRACE;
- }
}
static void
return;
rmp = vl_msg_api_alloc (msg_size);
- memset (rmp, 0, msg_size);
+ clib_memset (rmp, 0, msg_size);
rmp->_vl_msg_id =
ntohs (VL_API_ACL_PLUGIN_GET_VERSION_REPLY + am->msg_id_base);
rmp->context = mp->context;
/* *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;
+ acl_rule_t *acl_rules = am->acls[acl_index].rules;
+ u8 *out0 = format (0, "acl-index %u count %u tag {%s}\n", acl_index,
+ vec_len (acl_rules), am->acls[acl_index].tag);
+ int j;
+ vpr (vm, out0);
+ for (j = 0; j < vec_len (acl_rules); j++)
+ {
+ r = &acl_rules[j];
+ out0 = format (out0, " %9d: %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
+ vl_api_acl_plugin_get_conn_table_max_entries_t_handler
+ (vl_api_acl_plugin_get_conn_table_max_entries_t * mp)
+{
+ acl_main_t *am = &acl_main;
+ vl_api_acl_plugin_get_conn_table_max_entries_reply_t *rmp;
+ int msg_size = sizeof (*rmp);
+ vl_api_registration_t *rp;
+
+ rp = vl_api_client_index_to_registration (mp->client_index);
+ if (rp == 0)
+ return;
+
+ rmp = vl_msg_api_alloc (msg_size);
+ memset (rmp, 0, msg_size);
+ rmp->_vl_msg_id =
+ ntohs (VL_API_ACL_PLUGIN_GET_CONN_TABLE_MAX_ENTRIES_REPLY +
+ am->msg_id_base);
+ rmp->context = mp->context;
+ rmp->conn_table_max_entries = __bswap_64 (am->fa_conn_table_max_entries);
+
+ vl_api_send_msg (rp, (u8 *) rmp);
+}
+
+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 void
+validate_and_reset_acl_counters (acl_main_t * am, u32 acl_index)
+{
+ int i;
+ /* counters are set as vectors [acl#] pointing to vectors of [acl rule] */
+ acl_plugin_counter_lock (am);
+
+ int old_len = vec_len (am->combined_acl_counters);
+
+ vec_validate (am->combined_acl_counters, acl_index);
+
+ for (i = old_len; i < vec_len (am->combined_acl_counters); i++)
+ {
+ am->combined_acl_counters[i].name = 0;
+ /* filled in once only */
+ am->combined_acl_counters[i].stat_segment_name = (void *)
+ format (0, "/acl/%d/matches%c", i, 0);
+ i32 rule_count = vec_len (am->acls[i].rules);
+ /* Validate one extra so we always have at least one counter for an ACL */
+ vlib_validate_combined_counter (&am->combined_acl_counters[i],
+ rule_count);
+ vlib_clear_combined_counters (&am->combined_acl_counters[i]);
+ }
+
+ /* (re)validate for the actual ACL that is getting added/updated */
+ i32 rule_count = vec_len (am->acls[acl_index].rules);
+ /* Validate one extra so we always have at least one counter for an ACL */
+ vlib_validate_combined_counter (&am->combined_acl_counters[acl_index],
+ rule_count);
+ vlib_clear_combined_counters (&am->combined_acl_counters[acl_index]);
+ acl_plugin_counter_unlock (am);
+}
+
+static int
+acl_api_ip4_invalid_prefix (void *ip4_pref_raw, u8 ip4_prefix_len)
+{
+ ip4_address_t ip4_addr;
+ ip4_address_t ip4_mask;
+ ip4_address_t ip4_masked_addr;
+
+ memcpy (&ip4_addr, ip4_pref_raw, sizeof (ip4_addr));
+ ip4_preflen_to_mask (ip4_prefix_len, &ip4_mask);
+ ip4_masked_addr.as_u32 = ip4_addr.as_u32 & ip4_mask.as_u32;
+ int ret = (ip4_masked_addr.as_u32 != ip4_addr.as_u32);
+ if (ret)
+ {
+ clib_warning
+ ("inconsistent addr %U for prefix len %d; (%U when masked)",
+ format_ip4_address, ip4_pref_raw, ip4_prefix_len, format_ip4_address,
+ &ip4_masked_addr);
+ }
+ return ret;
+}
+
+static int
+acl_api_ip6_invalid_prefix (void *ip6_pref_raw, u8 ip6_prefix_len)
+{
+ ip6_address_t ip6_addr;
+ ip6_address_t ip6_mask;
+ ip6_address_t ip6_masked_addr;
+
+ memcpy (&ip6_addr, ip6_pref_raw, sizeof (ip6_addr));
+ ip6_preflen_to_mask (ip6_prefix_len, &ip6_mask);
+ ip6_masked_addr.as_u64[0] = ip6_addr.as_u64[0] & ip6_mask.as_u64[0];
+ ip6_masked_addr.as_u64[1] = ip6_addr.as_u64[1] & ip6_mask.as_u64[1];
+ int ret = ((ip6_masked_addr.as_u64[0] != ip6_addr.as_u64[0])
+ || (ip6_masked_addr.as_u64[1] != ip6_addr.as_u64[1]));
+ if (ret)
+ {
+ clib_warning
+ ("inconsistent addr %U for prefix len %d; (%U when masked)",
+ format_ip6_address, ip6_pref_raw, ip6_prefix_len, format_ip6_address,
+ &ip6_masked_addr);
+ }
+ return ret;
+}
+
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);
+
+ /* check if what they request is consistent */
+ for (i = 0; i < count; i++)
+ {
+ if (rules[i].is_ipv6)
+ {
+ if (rules[i].src_ip_prefix_len > 128)
+ return VNET_API_ERROR_INVALID_VALUE;
+ if (rules[i].dst_ip_prefix_len > 128)
+ return VNET_API_ERROR_INVALID_VALUE;
+ if (acl_api_ip6_invalid_prefix
+ (&rules[i].src_ip_addr, rules[i].src_ip_prefix_len))
+ return VNET_API_ERROR_INVALID_SRC_ADDRESS;
+ if (acl_api_ip6_invalid_prefix
+ (&rules[i].dst_ip_addr, rules[i].dst_ip_prefix_len))
+ return VNET_API_ERROR_INVALID_DST_ADDRESS;
+ }
+ else
+ {
+ if (rules[i].src_ip_prefix_len > 32)
+ return VNET_API_ERROR_INVALID_VALUE;
+ if (rules[i].dst_ip_prefix_len > 32)
+ return VNET_API_ERROR_INVALID_VALUE;
+ if (acl_api_ip4_invalid_prefix
+ (&rules[i].src_ip_addr, rules[i].src_ip_prefix_len))
+ return VNET_API_ERROR_INVALID_SRC_ADDRESS;
+ if (acl_api_ip4_invalid_prefix
+ (&rules[i].dst_ip_addr, rules[i].dst_ip_prefix_len))
+ return VNET_API_ERROR_INVALID_DST_ADDRESS;
+ }
+ if (ntohs (rules[i].srcport_or_icmptype_first) >
+ ntohs (rules[i].srcport_or_icmptype_last))
+ return VNET_API_ERROR_INVALID_VALUE_2;
+ if (ntohs (rules[i].dstport_or_icmpcode_first) >
+ ntohs (rules[i].dstport_or_icmpcode_last))
+ return VNET_API_ERROR_INVALID_VALUE_2;
+ }
+
if (*acl_list_index != ~0)
{
/* They supplied some number, let's see if this ACL exists */
for (i = 0; i < count; i++)
{
r = vec_elt_at_index (acl_new_rules, i);
- memset (r, 0, sizeof (*r));
+ clib_memset (r, 0, sizeof (*r));
r->is_permit = rules[i].is_permit;
r->is_ipv6 = rules[i].is_ipv6;
if (r->is_ipv6)
{
/* Get ACL index */
pool_get_aligned (am->acls, a, CLIB_CACHE_LINE_BYTES);
- memset (a, 0, sizeof (*a));
+ clib_memset (a, 0, sizeof (*a));
/* Will return the newly allocated ACL index */
*acl_list_index = a - am->acls;
}
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);
+ }
+
+ /* stats segment expects global heap, so restore it temporarily */
clib_mem_set_heap (oldheap);
+ validate_and_reset_acl_counters (am, *acl_list_index);
+ oldheap = acl_set_heap (am);
+
+ /* 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;
}
{
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/outbound, 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;
}
-/* Some aids in ASCII graphing the content */
-#define XX "\377"
-#define __ "\000"
-#define _(x)
-#define v
-/* *INDENT-OFF* */
-
-u8 ip4_5tuple_mask[] =
- _(" dmac smac etype ")
- _(ether) __ __ __ __ __ __ v __ __ __ __ __ __ v __ __ v
- _(" v ihl totlen ")
- _(0x0000)
- __ __ __ __
- _(" ident fl+fo ")
- _(0x0004)
- __ __ __ __
- _(" ttl pr checksum ")
- _(0x0008)
- __ XX __ __
- _(" src address ")
- _(0x000C)
- XX XX XX XX
- _(" dst address ")
- _(0x0010)
- XX XX XX XX
- _("L4 T/U sport dport ")
- _(tcpudp)
- XX XX XX XX
- _(padpad)
- __ __ __ __
- _(padpad)
- __ __ __ __
- _(padeth)
- __ __;
-
- u8 ip6_5tuple_mask[] =
- _(" dmac smac etype ")
- _(ether) __ __ __ __ __ __ v __ __ __ __ __ __ v __ __ v
- _(" v tc + flow ")
- _(0x0000) __ __ __ __
- _(" plen nh hl ")
- _(0x0004) __ __ XX __
- _(" src address ")
- _(0x0008) XX XX XX XX
- _(0x000C) XX XX XX XX
- _(0x0010) XX XX XX XX
- _(0x0014) XX XX XX XX
- _(" dst address ")
- _(0x0018) XX XX XX XX
- _(0x001C) XX XX XX XX
- _(0x0020) XX XX XX XX
- _(0x0024) XX XX XX XX
- _("L4T/U sport dport ")
- _(tcpudp) XX XX XX XX _(padpad) __ __ __ __ _(padeth) __ __;
-
- u8 dot1q_5tuple_mask[] =
- _(" dmac smac dot1q etype ")
- _(ether) __ __ __ __ __ __ v __ __ __ __ __ __ v XX XX __ __ v XX XX v
- _(padpad) __ __ __ __
- _(padpad) __ __ __ __
- _(padpad) __ __ __ __
- _(padeth) __ __;
-
- u8 dot1ad_5tuple_mask[] =
- _(" dmac smac dot1ad dot1q etype ")
- _(ether) __ __ __ __ __ __ v __ __ __ __ __ __ v XX XX __ __ XX XX __ __ v XX XX v
- _(padpad) __ __ __ __
- _(padpad) __ __ __ __
- _(padeth) __ __;
-
- u8 ethertype_mask[] =
- _(" dmac smac etype ")
- _(ether) __ __ __ __ __ __ v __ __ __ __ __ __ v XX XX __ __;
-
-/* *INDENT-ON* */
-#undef XX
-#undef __
-#undef _
-#undef v
-
static int
count_skip (u8 * p, u32 size)
{
return (p64 - (u64 *) p) / 2;
}
-static int
-acl_classify_add_del_table_tiny (vnet_classify_main_t * cm, u8 * mask,
- u32 mask_len, u32 next_table_index,
- u32 miss_next_index, u32 * table_index,
- int is_add)
-{
- u32 nbuckets = 1;
- u32 memory_size = 2 << 13;
- u32 skip = count_skip (mask, mask_len);
- u32 match = (mask_len / 16) - skip;
- u8 *skip_mask_ptr = mask + 16 * skip;
- u32 current_data_flag = 0;
- int current_data_offset = 0;
-
- if (0 == match)
- match = 1;
- void *oldheap = clib_mem_set_heap (cm->vlib_main->heap_base);
- int ret = vnet_classify_add_del_table (cm, skip_mask_ptr, nbuckets,
- memory_size, skip, match,
- next_table_index, miss_next_index,
- table_index, current_data_flag,
- current_data_offset, is_add,
- 1 /* delete_chain */ );
- clib_mem_set_heap (oldheap);
- return ret;
-}
-
static int
acl_classify_add_del_table_small (vnet_classify_main_t * cm, u8 * mask,
u32 mask_len, u32 next_table_index,
}
static int
-acl_unhook_l2_input_classify (acl_main_t * am, u32 sw_if_index)
-{
- vnet_classify_main_t *cm = &vnet_classify_main;
- u32 ip4_table_index = ~0;
- u32 ip6_table_index = ~0;
- u32 dot1q_table_index = ~0;
- u32 dot1ad_table_index = ~0;
- u32 etype_table_index = ~0;
- void *oldheap = acl_set_heap (am);
-
- vec_validate_init_empty (am->acl_ip4_input_classify_table_by_sw_if_index,
- sw_if_index, ~0);
- vec_validate_init_empty (am->acl_ip6_input_classify_table_by_sw_if_index,
- sw_if_index, ~0);
- vec_validate_init_empty (am->acl_dot1q_input_classify_table_by_sw_if_index,
- sw_if_index, ~0);
- vec_validate_init_empty (am->acl_dot1ad_input_classify_table_by_sw_if_index,
- sw_if_index, ~0);
- vec_validate_init_empty (am->acl_etype_input_classify_table_by_sw_if_index,
- sw_if_index, ~0);
-
- /* switch to global heap while calling vnet_* functions */
- clib_mem_set_heap (cm->vlib_main->heap_base);
- vnet_l2_input_classify_enable_disable (sw_if_index, 0);
-
- if (am->acl_ip4_input_classify_table_by_sw_if_index[sw_if_index] != ~0)
- {
- ip4_table_index =
- am->acl_ip4_input_classify_table_by_sw_if_index[sw_if_index];
- am->acl_ip4_input_classify_table_by_sw_if_index[sw_if_index] = ~0;
- acl_classify_add_del_table_tiny (cm, ip4_5tuple_mask,
- sizeof (ip4_5tuple_mask) - 1, ~0,
- am->l2_input_classify_next_acl_ip4,
- &ip4_table_index, 0);
- }
- if (am->acl_ip6_input_classify_table_by_sw_if_index[sw_if_index] != ~0)
- {
- ip6_table_index =
- am->acl_ip6_input_classify_table_by_sw_if_index[sw_if_index];
- am->acl_ip6_input_classify_table_by_sw_if_index[sw_if_index] = ~0;
- acl_classify_add_del_table_tiny (cm, ip6_5tuple_mask,
- sizeof (ip6_5tuple_mask) - 1, ~0,
- am->l2_input_classify_next_acl_ip6,
- &ip6_table_index, 0);
- }
- if (am->acl_dot1q_input_classify_table_by_sw_if_index[sw_if_index] != ~0)
- {
- dot1q_table_index =
- am->acl_dot1q_input_classify_table_by_sw_if_index[sw_if_index];
- am->acl_dot1q_input_classify_table_by_sw_if_index[sw_if_index] = ~0;
- acl_classify_add_del_table_tiny (cm, ip6_5tuple_mask,
- sizeof (ip6_5tuple_mask) - 1, ~0,
- ~0, &dot1q_table_index, 0);
- }
- if (am->acl_dot1ad_input_classify_table_by_sw_if_index[sw_if_index] != ~0)
- {
- dot1ad_table_index =
- am->acl_dot1ad_input_classify_table_by_sw_if_index[sw_if_index];
- am->acl_dot1ad_input_classify_table_by_sw_if_index[sw_if_index] = ~0;
- acl_classify_add_del_table_tiny (cm, dot1ad_5tuple_mask,
- sizeof (dot1ad_5tuple_mask) - 1, ~0,
- ~0, &dot1ad_table_index, 0);
- }
- if (am->acl_etype_input_classify_table_by_sw_if_index[sw_if_index] != ~0)
- {
- etype_table_index =
- am->acl_etype_input_classify_table_by_sw_if_index[sw_if_index];
- am->acl_etype_input_classify_table_by_sw_if_index[sw_if_index] = ~0;
- acl_classify_add_del_table_tiny (cm, ethertype_mask,
- sizeof (ethertype_mask) - 1, ~0,
- ~0, &etype_table_index, 0);
- }
- clib_mem_set_heap (oldheap);
- return 0;
-}
-
-static int
-acl_unhook_l2_output_classify (acl_main_t * am, u32 sw_if_index)
+intf_has_etype_whitelist (acl_main_t * am, u32 sw_if_index, int is_input)
{
- vnet_classify_main_t *cm = &vnet_classify_main;
- u32 ip4_table_index = ~0;
- u32 ip6_table_index = ~0;
- u32 dot1q_table_index = ~0;
- u32 dot1ad_table_index = ~0;
- u32 etype_table_index = ~0;
- void *oldheap = acl_set_heap (am);
-
- vec_validate_init_empty (am->acl_ip4_output_classify_table_by_sw_if_index,
- sw_if_index, ~0);
- vec_validate_init_empty (am->acl_ip6_output_classify_table_by_sw_if_index,
- sw_if_index, ~0);
- vec_validate_init_empty (am->acl_dot1q_output_classify_table_by_sw_if_index,
- sw_if_index, ~0);
- vec_validate_init_empty
- (am->acl_dot1ad_output_classify_table_by_sw_if_index, sw_if_index, ~0);
- vec_validate_init_empty (am->acl_etype_output_classify_table_by_sw_if_index,
- sw_if_index, ~0);
-
- /* switch to global heap while calling vnet_* functions */
- clib_mem_set_heap (cm->vlib_main->heap_base);
-
- vnet_l2_output_classify_enable_disable (sw_if_index, 0);
-
- if (am->acl_ip4_output_classify_table_by_sw_if_index[sw_if_index] != ~0)
- {
- ip4_table_index =
- am->acl_ip4_output_classify_table_by_sw_if_index[sw_if_index];
- am->acl_ip4_output_classify_table_by_sw_if_index[sw_if_index] = ~0;
- acl_classify_add_del_table_tiny (cm, ip4_5tuple_mask,
- sizeof (ip4_5tuple_mask) - 1, ~0,
- am->l2_output_classify_next_acl_ip4,
- &ip4_table_index, 0);
- }
- if (am->acl_ip6_output_classify_table_by_sw_if_index[sw_if_index] != ~0)
- {
- ip6_table_index =
- am->acl_ip6_output_classify_table_by_sw_if_index[sw_if_index];
- am->acl_ip6_output_classify_table_by_sw_if_index[sw_if_index] = ~0;
- acl_classify_add_del_table_tiny (cm, ip6_5tuple_mask,
- sizeof (ip6_5tuple_mask) - 1, ~0,
- am->l2_output_classify_next_acl_ip6,
- &ip6_table_index, 0);
- }
- if (am->acl_dot1q_output_classify_table_by_sw_if_index[sw_if_index] != ~0)
- {
- dot1q_table_index =
- am->acl_dot1q_output_classify_table_by_sw_if_index[sw_if_index];
- am->acl_dot1q_output_classify_table_by_sw_if_index[sw_if_index] = ~0;
- acl_classify_add_del_table_tiny (cm, ip6_5tuple_mask,
- sizeof (ip6_5tuple_mask) - 1, ~0,
- ~0, &dot1q_table_index, 0);
- }
- if (am->acl_dot1ad_output_classify_table_by_sw_if_index[sw_if_index] != ~0)
- {
- dot1ad_table_index =
- am->acl_dot1ad_output_classify_table_by_sw_if_index[sw_if_index];
- am->acl_dot1ad_output_classify_table_by_sw_if_index[sw_if_index] = ~0;
- acl_classify_add_del_table_tiny (cm, dot1ad_5tuple_mask,
- sizeof (dot1ad_5tuple_mask) - 1, ~0,
- ~0, &dot1ad_table_index, 0);
- }
- if (am->acl_etype_output_classify_table_by_sw_if_index[sw_if_index] != ~0)
- {
- etype_table_index =
- am->acl_etype_output_classify_table_by_sw_if_index[sw_if_index];
- am->acl_etype_output_classify_table_by_sw_if_index[sw_if_index] = ~0;
- acl_classify_add_del_table_tiny (cm, ethertype_mask,
- sizeof (ethertype_mask) - 1, ~0,
- ~0, &etype_table_index, 0);
- }
- clib_mem_set_heap (oldheap);
- return 0;
+ u16 **v = is_input
+ ? am->input_etype_whitelist_by_sw_if_index
+ : am->output_etype_whitelist_by_sw_if_index;
+ u16 *whitelist = (vec_len (v) > sw_if_index) ? vec_elt (v, sw_if_index) : 0;
+ return vec_len (whitelist) > 0;
}
static void
-acl_add_vlan_session (acl_main_t * am, u32 table_index, u8 is_output,
- u8 is_dot1ad, u8 is_ip6)
+acl_clear_sessions (acl_main_t * am, u32 sw_if_index)
{
- vnet_classify_main_t *cm = &vnet_classify_main;
- u8 *match;
- u32 next_acl;
- u8 idx;
- u8 session_idx;
-
- if (is_ip6)
- {
- next_acl =
- (is_output) ? am->
- l2_output_classify_next_acl_ip6 : am->l2_input_classify_next_acl_ip6;
- }
- else
- {
- next_acl =
- (is_output) ? am->
- l2_output_classify_next_acl_ip4 : am->l2_input_classify_next_acl_ip4;
- }
- match = (is_dot1ad) ? dot1ad_5tuple_mask : dot1q_5tuple_mask;
- idx = (is_dot1ad) ? 20 : 16;
- if (is_dot1ad)
- {
- /* 802.1ad ethertype */
- match[12] = 0x88;
- match[13] = 0xa8;
- /* 802.1q ethertype */
- match[16] = 0x81;
- match[17] = 0x00;
- }
- else
- {
- /* 802.1q ethertype */
- match[12] = 0x81;
- match[13] = 0x00;
- }
-
- /* add sessions to vlan tables per ethernet_type */
- if (is_ip6)
- {
- match[idx] = 0x86;
- match[idx + 1] = 0xdd;
- session_idx = 1;
- }
- else
- {
- match[idx] = 0x08;
- match[idx + 1] = 0x00;
- session_idx = 0;
- }
- vnet_classify_add_del_session (cm, table_index, match, next_acl,
- session_idx, 0, 0, 0, 1);
- /* reset the mask back to being a mask */
- match[idx] = 0xff;
- match[idx + 1] = 0xff;
- match[12] = 0xff;
- match[13] = 0xff;
- if (is_dot1ad)
- {
- match[16] = 0xff;
- match[17] = 0xff;
- }
+ 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
-intf_has_etype_whitelist (acl_main_t * am, u32 sw_if_index, int is_input)
-{
- u16 **v = is_input
- ? am->input_etype_whitelist_by_sw_if_index
- : am->output_etype_whitelist_by_sw_if_index;
- return ((vec_len (v) > sw_if_index) && vec_elt (v, sw_if_index));
-}
static int
-etype_whitelist_add_sessions (acl_main_t * am, u32 sw_if_index, int is_input,
- u32 etype_table_index)
+acl_interface_in_enable_disable (acl_main_t * am, u32 sw_if_index,
+ int enable_disable)
{
- vnet_classify_main_t *cm = &vnet_classify_main;
- u16 **v = is_input
- ? am->input_etype_whitelist_by_sw_if_index
- : am->output_etype_whitelist_by_sw_if_index;
- u8 *match = ethertype_mask;
-
- int i;
int rv = 0;
- u16 *whitelist = vec_elt (v, sw_if_index);
- u32 next = ~0; /* permit */
- for (i = 0; i < vec_len (whitelist); i++)
- {
- /* big-endian */
- match[12] = (whitelist[i] >> 8) & 0xff;
- match[13] = whitelist[i] & 0xff;
- rv = rv
- || vnet_classify_add_del_session (cm, etype_table_index, match, next,
- whitelist[i], 0, 0, 0, 1);
- }
- /* restore the mask */
- match[12] = 0xff;
- match[13] = 0xff;
- return rv;
-}
+ /* 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;
-static int
-acl_hook_l2_input_classify (acl_main_t * am, u32 sw_if_index)
-{
- vnet_classify_main_t *cm = &vnet_classify_main;
- u32 ip4_table_index = ~0;
- u32 ip6_table_index = ~0;
- u32 dot1q_table_index = ~0;
- u32 dot1ad_table_index = ~0;
- u32 etype_table_index = ~0;
- int rv;
+ if (clib_bitmap_get (am->in_acl_on_sw_if_index, sw_if_index) ==
+ enable_disable)
+ return 0;
- void *prevheap = clib_mem_set_heap (cm->vlib_main->heap_base);
+ acl_fa_enable_disable (sw_if_index, 1, enable_disable);
- /* in case there were previous tables attached */
- acl_unhook_l2_input_classify (am, sw_if_index);
- rv =
- acl_classify_add_del_table_tiny (cm, ip4_5tuple_mask,
- sizeof (ip4_5tuple_mask) - 1, ~0,
- am->l2_input_classify_next_acl_ip4,
- &ip4_table_index, 1);
+ void *oldheap = clib_mem_set_heap (am->vlib_main->heap_base);
+ rv = vnet_l2_feature_enable_disable ("l2-input-ip4", "acl-plugin-in-ip4-l2",
+ sw_if_index, enable_disable, 0, 0);
if (rv)
- goto done;
-
- rv =
- acl_classify_add_del_table_tiny (cm, ip6_5tuple_mask,
- sizeof (ip6_5tuple_mask) - 1, ~0,
- am->l2_input_classify_next_acl_ip6,
- &ip6_table_index, 1);
+ clib_error ("Could not enable on input");
+ rv = vnet_l2_feature_enable_disable ("l2-input-ip6", "acl-plugin-in-ip6-l2",
+ sw_if_index, enable_disable, 0, 0);
if (rv)
- {
- acl_classify_add_del_table_tiny (cm, ip4_5tuple_mask,
- sizeof (ip4_5tuple_mask) - 1, ~0,
- am->l2_input_classify_next_acl_ip4,
- &ip4_table_index, 0);
- goto done;
- }
+ clib_error ("Could not enable on input");
if (intf_has_etype_whitelist (am, sw_if_index, 1))
- {
- acl_classify_add_del_table_tiny (cm, ethertype_mask, sizeof (ethertype_mask) - 1, ~0, 0, /* drop if no match */
- &etype_table_index, 1);
- etype_whitelist_add_sessions (am, sw_if_index, 1, etype_table_index);
- }
-
- rv =
- acl_classify_add_del_table_tiny (cm, dot1ad_5tuple_mask,
- sizeof (dot1ad_5tuple_mask) - 1,
- etype_table_index, ~0,
- &dot1ad_table_index, 1);
- rv =
- acl_classify_add_del_table_tiny (cm, dot1q_5tuple_mask,
- sizeof (dot1q_5tuple_mask) - 1,
- dot1ad_table_index, ~0,
- &dot1q_table_index, 1);
- if (rv)
- {
- acl_classify_add_del_table_tiny (cm, dot1ad_5tuple_mask,
- sizeof (dot1ad_5tuple_mask) - 1, ~0,
- ~0, &dot1ad_table_index, 0);
- acl_classify_add_del_table_tiny (cm, ip6_5tuple_mask,
- sizeof (ip6_5tuple_mask) - 1, ~0,
- am->l2_input_classify_next_acl_ip6,
- &ip6_table_index, 0);
- acl_classify_add_del_table_tiny (cm, ip4_5tuple_mask,
- sizeof (ip4_5tuple_mask) - 1, ~0,
- am->l2_input_classify_next_acl_ip4,
- &ip4_table_index, 0);
- goto done;
- }
+ vnet_l2_feature_enable_disable ("l2-input-nonip",
+ "acl-plugin-in-nonip-l2", sw_if_index,
+ enable_disable, 0, 0);
- rv =
- vnet_l2_input_classify_set_tables (sw_if_index, ip4_table_index,
- ip6_table_index, dot1q_table_index);
+ clib_mem_set_heap (oldheap);
- if (rv)
- {
- acl_classify_add_del_table_tiny (cm, ip4_5tuple_mask,
- sizeof (ip4_5tuple_mask) - 1, ~0,
- am->l2_input_classify_next_acl_ip4,
- &ip4_table_index, 0);
- acl_classify_add_del_table_tiny (cm, ip6_5tuple_mask,
- sizeof (ip6_5tuple_mask) - 1, ~0,
- am->l2_input_classify_next_acl_ip6,
- &ip6_table_index, 0);
- acl_classify_add_del_table_tiny (cm, dot1q_5tuple_mask,
- sizeof (dot1q_5tuple_mask) - 1, ~0,
- ~0, &dot1q_table_index, 0);
- acl_classify_add_del_table_tiny (cm, dot1ad_5tuple_mask,
- sizeof (dot1ad_5tuple_mask) - 1, ~0,
- ~0, &dot1ad_table_index, 0);
- goto done;
- }
+ am->in_acl_on_sw_if_index =
+ clib_bitmap_set (am->in_acl_on_sw_if_index, sw_if_index, enable_disable);
- /* add sessions to vlan tables per ethernet_type */
- acl_add_vlan_session (am, dot1q_table_index, 0, 0, 0);
- acl_add_vlan_session (am, dot1q_table_index, 0, 0, 1);
- acl_add_vlan_session (am, dot1ad_table_index, 0, 1, 0);
- acl_add_vlan_session (am, dot1ad_table_index, 0, 1, 1);
-
- am->acl_ip4_input_classify_table_by_sw_if_index[sw_if_index] =
- ip4_table_index;
- am->acl_ip6_input_classify_table_by_sw_if_index[sw_if_index] =
- ip6_table_index;
- am->acl_dot1q_input_classify_table_by_sw_if_index[sw_if_index] =
- dot1q_table_index;
- am->acl_dot1ad_input_classify_table_by_sw_if_index[sw_if_index] =
- dot1ad_table_index;
- am->acl_dot1ad_input_classify_table_by_sw_if_index[sw_if_index] =
- dot1ad_table_index;
- am->acl_etype_input_classify_table_by_sw_if_index[sw_if_index] =
- etype_table_index;
-
- vnet_l2_input_classify_enable_disable (sw_if_index, 1);
-done:
- clib_mem_set_heap (prevheap);
return rv;
}
static int
-acl_hook_l2_output_classify (acl_main_t * am, u32 sw_if_index)
+acl_interface_out_enable_disable (acl_main_t * am, u32 sw_if_index,
+ int enable_disable)
{
- vnet_classify_main_t *cm = &vnet_classify_main;
- u32 ip4_table_index = ~0;
- u32 ip6_table_index = ~0;
- u32 dot1q_table_index = ~0;
- u32 dot1ad_table_index = ~0;
- u32 etype_table_index = ~0;
- 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;
- void *prevheap = clib_mem_set_heap (cm->vlib_main->heap_base);
+ if (clib_bitmap_get (am->out_acl_on_sw_if_index, sw_if_index) ==
+ enable_disable)
+ return 0;
- /* in case there were previous tables attached */
- acl_unhook_l2_output_classify (am, sw_if_index);
+ acl_fa_enable_disable (sw_if_index, 0, enable_disable);
+
+ void *oldheap = clib_mem_set_heap (am->vlib_main->heap_base);
rv =
- acl_classify_add_del_table_tiny (cm, ip4_5tuple_mask,
- sizeof (ip4_5tuple_mask) - 1, ~0,
- am->l2_output_classify_next_acl_ip4,
- &ip4_table_index, 1);
+ vnet_l2_feature_enable_disable ("l2-output-ip4", "acl-plugin-out-ip4-l2",
+ sw_if_index, enable_disable, 0, 0);
if (rv)
- goto done;
+ clib_error ("Could not enable on output");
rv =
- acl_classify_add_del_table_tiny (cm, ip6_5tuple_mask,
- sizeof (ip6_5tuple_mask) - 1, ~0,
- am->l2_output_classify_next_acl_ip6,
- &ip6_table_index, 1);
+ vnet_l2_feature_enable_disable ("l2-output-ip6", "acl-plugin-out-ip6-l2",
+ sw_if_index, enable_disable, 0, 0);
if (rv)
- {
- acl_classify_add_del_table_tiny (cm, ip4_5tuple_mask,
- sizeof (ip4_5tuple_mask) - 1, ~0,
- am->l2_output_classify_next_acl_ip4,
- &ip4_table_index, 0);
- goto done;
- }
-
+ clib_error ("Could not enable on output");
if (intf_has_etype_whitelist (am, sw_if_index, 0))
- {
- acl_classify_add_del_table_tiny (cm, ethertype_mask, sizeof (ethertype_mask) - 1, ~0, 0, /* drop if no match */
- &etype_table_index, 1);
- etype_whitelist_add_sessions (am, sw_if_index, 0, etype_table_index);
- }
+ vnet_l2_feature_enable_disable ("l2-output-nonip",
+ "acl-plugin-out-nonip-l2", sw_if_index,
+ enable_disable, 0, 0);
- rv =
- acl_classify_add_del_table_tiny (cm, dot1ad_5tuple_mask,
- sizeof (dot1ad_5tuple_mask) - 1,
- etype_table_index, ~0,
- &dot1ad_table_index, 1);
- rv =
- acl_classify_add_del_table_tiny (cm, dot1q_5tuple_mask,
- sizeof (dot1q_5tuple_mask) - 1,
- dot1ad_table_index, ~0,
- &dot1q_table_index, 1);
- if (rv)
- {
- acl_classify_add_del_table_tiny (cm, dot1ad_5tuple_mask,
- sizeof (dot1ad_5tuple_mask) - 1, ~0,
- ~0, &dot1ad_table_index, 0);
- acl_classify_add_del_table_tiny (cm, ip6_5tuple_mask,
- sizeof (ip6_5tuple_mask) - 1, ~0,
- am->l2_output_classify_next_acl_ip6,
- &ip6_table_index, 0);
- acl_classify_add_del_table_tiny (cm, ip4_5tuple_mask,
- sizeof (ip4_5tuple_mask) - 1, ~0,
- am->l2_output_classify_next_acl_ip4,
- &ip4_table_index, 0);
- goto done;
- }
-
- rv =
- vnet_l2_output_classify_set_tables (sw_if_index, ip4_table_index,
- ip6_table_index, dot1q_table_index);
+ clib_mem_set_heap (oldheap);
- 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,
- sizeof (ip6_5tuple_mask) - 1, ~0,
- am->l2_output_classify_next_acl_ip6,
- &ip6_table_index, 0);
- acl_classify_add_del_table_tiny (cm, ip4_5tuple_mask,
- sizeof (ip4_5tuple_mask) - 1, ~0,
- am->l2_output_classify_next_acl_ip4,
- &ip4_table_index, 0);
- acl_classify_add_del_table_tiny (cm, dot1q_5tuple_mask,
- sizeof (dot1q_5tuple_mask) - 1, ~0,
- ~0, &dot1q_table_index, 0);
- acl_classify_add_del_table_tiny (cm, dot1ad_5tuple_mask,
- sizeof (dot1ad_5tuple_mask) - 1, ~0,
- ~0, &dot1ad_table_index, 0);
- goto done;
- }
+ am->out_acl_on_sw_if_index =
+ clib_bitmap_set (am->out_acl_on_sw_if_index, sw_if_index, enable_disable);
- /* add sessions to vlan tables per ethernet_type */
- acl_add_vlan_session (am, dot1q_table_index, 1, 0, 0);
- acl_add_vlan_session (am, dot1q_table_index, 1, 0, 1);
- acl_add_vlan_session (am, dot1ad_table_index, 1, 1, 0);
- acl_add_vlan_session (am, dot1ad_table_index, 1, 1, 1);
-
- am->acl_ip4_output_classify_table_by_sw_if_index[sw_if_index] =
- ip4_table_index;
- am->acl_ip6_output_classify_table_by_sw_if_index[sw_if_index] =
- ip6_table_index;
- am->acl_dot1q_output_classify_table_by_sw_if_index[sw_if_index] =
- dot1q_table_index;
- am->acl_dot1ad_output_classify_table_by_sw_if_index[sw_if_index] =
- dot1ad_table_index;
- am->acl_etype_output_classify_table_by_sw_if_index[sw_if_index] =
- etype_table_index;
-
- vnet_l2_output_classify_enable_disable (sw_if_index, 1);
-done:
- clib_mem_set_heap (prevheap);
return rv;
}
-int
-acl_interface_in_enable_disable (acl_main_t * am, u32 sw_if_index,
- int enable_disable)
+static int
+acl_stats_intf_counters_enable_disable (acl_main_t * am, int enable_disable)
{
- int rv;
-
- /* 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;
-
- acl_fa_enable_disable (sw_if_index, 1, enable_disable);
+ int rv = 0;
- if (enable_disable)
- {
- rv = acl_hook_l2_input_classify (am, sw_if_index);
- }
- else
- {
- rv = acl_unhook_l2_input_classify (am, sw_if_index);
- }
+ am->interface_acl_counters_enabled = enable_disable;
return rv;
}
-int
-acl_interface_out_enable_disable (acl_main_t * am, u32 sw_if_index,
- int enable_disable)
+static int
+acl_interface_inout_enable_disable (acl_main_t * am, u32 sw_if_index,
+ int is_input, int enable_disable)
{
- int rv;
-
- /* 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;
-
- acl_fa_enable_disable (sw_if_index, 0, enable_disable);
-
- if (enable_disable)
- {
- rv = acl_hook_l2_output_classify (am, sw_if_index);
- }
+ if (is_input)
+ return acl_interface_in_enable_disable (am, sw_if_index, enable_disable);
else
- {
- rv = acl_unhook_l2_output_classify (am, sw_if_index);
- }
-
- return rv;
+ return acl_interface_out_enable_disable (am, sw_if_index, enable_disable);
}
static int
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_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;
- }
- void *oldheap = acl_set_heap (am);
+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)
+{
+ u32 *pacln;
+ uword *seen_acl_bitmap = 0;
+ uword *old_seen_acl_bitmap = 0;
+ uword *change_acl_bitmap = 0;
+ int acln;
+ int rv = 0;
- if (is_input)
- {
- vec_validate (am->input_acl_vec_by_sw_if_index, sw_if_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);
- }
- else
- {
- vec_validate (am->output_acl_vec_by_sw_if_index, sw_if_index);
+ 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");
- 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)
- {
- acl_interface_out_enable_disable (am, sw_if_index, 1);
- }
- 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;
-}
+ 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);
+ }
-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)
- {
- 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;
- }
- }
+ 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 (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]))
- {
- 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 (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);
- /* 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);
- }
+/* *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);
+ }
+ }));
+/* *INDENT-ON* */
+
+ 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);
+
+ 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);
- for (i = 0;
- i < vec_len (am->output_acl_vec_by_sw_if_index[sw_if_index]); i++)
+ /* 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))
{
- 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_clear_sessions (am, sw_if_index);
+ *may_clear_sessions = 0;
}
+ }
- if (acl_list_index < vec_len (am->output_sw_if_index_vec_by_acl))
+ /*
+ * 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)
+ {
+ u32 lc_index = (*pinout_lc_index_by_sw_if_index)[sw_if_index];
+ if (~0 == lc_index)
{
- 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);
- }
+ 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;
}
-
- /* 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_plugin.set_acl_vec_for_context (lc_index, vec_acl_list_index);
+ }
+ else
+ {
+ if (~0 != (*pinout_lc_index_by_sw_if_index)[sw_if_index])
{
- acl_interface_out_enable_disable (am, sw_if_index, 0);
+ 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;
}
}
- clib_mem_set_heap (oldheap);
+
+ /* 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);
+
+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)
{
| |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
- 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 +
+ clib_memset (mask, 0, sizeof (mask));
+ /* source MAC address */
+ memcpy (&mask[6], mt->mac_mask, 6);
+
+ switch (tags)
+ {
+ case 0:
+ default:
+ clib_memset (&mask[12], 0xff, 2); /* ethernet protocol */
+ l3_offset = 14;
+ last_tag_table = &mt->arp_table_index;
+ break;
+ case 1:
+ clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */
+ clib_memset (&mask[16], 0xff, 2); /* ethernet protocol */
+ l3_offset = 18;
+ last_tag_table = &mt->arp_dot1q_table_index;
+ break;
+ case 2:
+ clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */
+ clib_memset (&mask[16], 0xff, 2); /* VLAN tag2 */
+ clib_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 */
+ clib_memset (mask, 0, sizeof (mask));
+
+ switch (tags)
+ {
+ case 0:
+ default:
+ clib_memset (&mask[12], 0xff, 2); /* ethernet protocol */
+ l3_offset = 14;
+ out_last_tag_table = &mt->out_arp_table_index;
+ break;
+ case 1:
+ clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */
+ clib_memset (&mask[16], 0xff, 2); /* ethernet protocol */
+ l3_offset = 18;
+ out_last_tag_table = &mt->out_arp_dot1q_table_index;
+ break;
+ case 2:
+ clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */
+ clib_memset (&mask[16], 0xff, 2); /* VLAN tag2 */
+ clib_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;
+ }
}
}
}
*/
for (tags = 2; tags >= 0; tags--)
{
- memset (mask, 0, sizeof (mask));
+ clib_memset (mask, 0, sizeof (mask));
memcpy (&mask[6], mt->mac_mask, 6);
l3_src_offs = tags * 4 + get_l3_src_offset (is6);
switch (tags)
{
case 0:
default:
- memset (&mask[12], 0xff, 2); /* ethernet protocol */
+ clib_memset (&mask[12], 0xff, 2); /* ethernet protocol */
last_tag_table = &mt->table_index;
break;
case 1:
- memset (&mask[12], 0xff, 2); /* VLAN tag1 */
- memset (&mask[16], 0xff, 2); /* ethernet protocol */
+ clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */
+ clib_memset (&mask[16], 0xff, 2); /* ethernet protocol */
last_tag_table = &mt->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 */
+ clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */
+ clib_memset (&mask[16], 0xff, 2); /* VLAN tag2 */
+ clib_memset (&mask[20], 0xff, 2); /* ethernet protocol */
last_tag_table = &mt->dot1ad_table_index;
break;
}
{
for (tags = 2; tags >= 0; tags--)
{
- memset (mask, 0, sizeof (mask));
+ clib_memset (mask, 0, sizeof (mask));
/* MAC destination */
memcpy (&mask[0], mt->mac_mask, 6);
l3_dst_offs = tags * 4 + get_l3_dst_offset (is6);
{
case 0:
default:
- memset (&mask[12], 0xff, 2); /* ethernet protocol */
+ clib_memset (&mask[12], 0xff, 2); /* ethernet protocol */
out_last_tag_table = &mt->out_table_index;
break;
case 1:
- memset (&mask[12], 0xff, 2); /* VLAN tag1 */
- memset (&mask[16], 0xff, 2); /* ethernet protocol */
+ clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */
+ clib_memset (&mask[16], 0xff, 2); /* ethernet protocol */
out_last_tag_table = &mt->out_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 */
+ clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */
+ clib_memset (&mask[16], 0xff, 2); /* VLAN tag2 */
+ clib_memset (&mask[20], 0xff, 2); /* ethernet protocol */
out_last_tag_table = &mt->out_dot1ad_table_index;
break;
}
for (tags = 2; tags >= 0; tags--)
{
- memset (mask, 0, sizeof (mask));
+ clib_memset (mask, 0, sizeof (mask));
l3_src_offs = tags * 4 + get_l3_src_offset (is6);
memcpy (&mask[6], a->rules[i].src_mac, 6);
switch (tags)
vnet_classify_add_del_session (cm, tag_table,
mask, a->rules[i].is_permit ? ~0 : 0,
i, 0, action, metadata, 1);
- memset (&mask[12], 0, sizeof (mask) - 12);
+ clib_memset (&mask[12], 0, sizeof (mask) - 12);
}
/* add ARP table entry too */
if (!is6 && (mvec[match_type_index].arp_table_index != ~0))
{
- memset (mask, 0, sizeof (mask));
+ clib_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 the egress entry with destination set */
for (tags = 2; tags >= 0; tags--)
{
- memset (mask, 0, sizeof (mask));
+ clib_memset (mask, 0, sizeof (mask));
l3_dst_offs = tags * 4 + get_l3_dst_offset (is6);
/* src mac in the other direction becomes dst */
memcpy (&mask[0], a->rules[i].src_mac, 6);
mask,
a->rules[i].is_permit ? ~0 : 0,
i, 0, action, metadata, 1);
- // memset (&mask[12], 0, sizeof (mask) - 12);
+ // clib_memset (&mask[12], 0, sizeof (mask) - 12);
}
/* 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--)
+ {
+ clib_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);
+ }
}
}
}
{
/* Get ACL index */
pool_get_aligned (am->macip_acls, a, CLIB_CACHE_LINE_BYTES);
- memset (a, 0, sizeof (*a));
+ clib_memset (a, 0, sizeof (*a));
/* Will return the newly allocated ACL index */
*acl_list_index = a - am->macip_acls;
}
a->count = count;
memcpy (a->tag, tag, sizeof (a->tag));
- /* Create and populate the classifer tables */
+ /* Create and populate the classifier tables */
macip_create_classify_tables (am, *acl_list_index);
clib_mem_set_heap (oldheap);
/* If the ACL was already applied somewhere, reapply the newly created tables */
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])
REPLY_MACRO (VL_API_ACL_DEL_REPLY);
}
+
+static void
+ vl_api_acl_stats_intf_counters_enable_t_handler
+ (vl_api_acl_stats_intf_counters_enable_t * mp)
+{
+ acl_main_t *am = &acl_main;
+ vl_api_acl_stats_intf_counters_enable_reply_t *rmp;
+ int rv;
+
+ rv = acl_stats_intf_counters_enable_disable (am, mp->enable);
+
+ REPLY_MACRO (VL_API_ACL_DEL_REPLY);
+}
+
+
static void
vl_api_acl_interface_add_del_t_handler (vl_api_acl_interface_add_del_t * mp)
{
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);
}
}
vl_api_acl_details_t *mp;
vl_api_acl_rule_t *rules;
int i;
- int msg_size = sizeof (*mp) + sizeof (mp->r[0]) * acl->count;
+ acl_rule_t *acl_rules = acl->rules;
+ int msg_size = sizeof (*mp) + sizeof (mp->r[0]) * vec_len (acl_rules);
void *oldheap = acl_set_heap (am);
mp = vl_msg_api_alloc (msg_size);
- memset (mp, 0, msg_size);
+ clib_memset (mp, 0, msg_size);
mp->_vl_msg_id = ntohs (VL_API_ACL_DETAILS + am->msg_id_base);
/* fill in the message */
mp->context = context;
- mp->count = htonl (acl->count);
+ mp->count = htonl (vec_len (acl_rules));
mp->acl_index = htonl (acl - am->acls);
memcpy (mp->tag, acl->tag, sizeof (mp->tag));
// clib_memcpy (mp->r, acl->rules, acl->count * sizeof(acl->rules[0]));
rules = mp->r;
- for (i = 0; i < acl->count; i++)
+ for (i = 0; i < vec_len (acl_rules); i++)
{
- copy_acl_rule_to_api_rule (&rules[i], &acl->rules[i]);
+ copy_acl_rule_to_api_rule (&rules[i], &acl_rules[i]);
}
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;
msg_size += sizeof (mp->acls[0]) * count;
mp = vl_msg_api_alloc (msg_size);
- memset (mp, 0, msg_size);
+ clib_memset (mp, 0, msg_size);
mp->_vl_msg_id =
ntohs (VL_API_ACL_INTERFACE_LIST_DETAILS + am->msg_id_base);
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);
}
int msg_size = sizeof (*mp) + (acl ? sizeof (mp->r[0]) * acl->count : 0);
mp = vl_msg_api_alloc (msg_size);
- memset (mp, 0, msg_size);
+ clib_memset (mp, 0, msg_size);
mp->_vl_msg_id = ntohs (VL_API_MACIP_ACL_DETAILS + am->msg_id_base);
/* fill in the message */
if (mp->acl_index == ~0)
{
/* Just dump all ACLs for now, with sw_if_index = ~0 */
- pool_foreach (acl, am->macip_acls, (
- {
- send_macip_acl_details (am, reg,
- acl,
- mp->context);
- }
- ));
+ /* *INDENT-OFF* */
+ pool_foreach (acl, am->macip_acls,
+ ({
+ send_macip_acl_details (am, reg, acl, mp->context);
+ }));
/* *INDENT-ON* */
}
else
return;
rmp = vl_msg_api_alloc (msg_size);
- memset (rmp, 0, msg_size);
+ clib_memset (rmp, 0, msg_size);
rmp->_vl_msg_id =
ntohs (VL_API_MACIP_ACL_INTERFACE_GET_REPLY + am->msg_id_base);
rmp->context = mp->context;
int msg_size = sizeof (*rmp) + sizeof (rmp->acls[0]);
rmp = vl_msg_api_alloc (msg_size);
- memset (rmp, 0, msg_size);
+ clib_memset (rmp, 0, msg_size);
rmp->_vl_msg_id =
ntohs (VL_API_MACIP_ACL_INTERFACE_LIST_DETAILS + am->msg_id_base);
REPLY_MACRO (VL_API_ACL_INTERFACE_SET_ETYPE_WHITELIST_REPLY);
}
-
-/* Set up the API message handling tables */
-static clib_error_t *
-acl_plugin_api_hookup (vlib_main_t * vm)
+static void
+send_acl_interface_etype_whitelist_details (acl_main_t * am,
+ vl_api_registration_t * reg,
+ u32 sw_if_index, u32 context)
{
- acl_main_t *am = &acl_main;
-#define _(N,n) \
- vl_msg_api_set_handlers((VL_API_##N + am->msg_id_base), \
- #n, \
- vl_api_##n##_t_handler, \
- vl_noop_handler, \
- vl_api_##n##_t_endian, \
- vl_api_##n##_t_print, \
- sizeof(vl_api_##n##_t), 1);
- foreach_acl_plugin_api_msg;
-#undef _
+ vl_api_acl_interface_etype_whitelist_details_t *mp;
+ int msg_size;
+ int n_input = 0;
+ int n_output = 0;
+ int count = 0;
+ int i = 0;
- return 0;
-}
+ u16 *whitelist_in = 0;
+ u16 *whitelist_out = 0;
-#define vl_msg_name_crc_list
-#include <acl/acl_all_api_h.h>
-#undef vl_msg_name_crc_list
+ if (intf_has_etype_whitelist (am, sw_if_index, 0))
+ whitelist_out =
+ vec_elt (am->output_etype_whitelist_by_sw_if_index, sw_if_index);
-static void
-setup_message_id_table (acl_main_t * am, api_main_t * apim)
-{
-#define _(id,n,crc) \
- vl_msg_api_add_msg_name_crc (apim, #n "_" #crc, id + am->msg_id_base);
- foreach_vl_msg_name_crc_acl;
-#undef _
-}
+ if (intf_has_etype_whitelist (am, sw_if_index, 1))
+ whitelist_in =
+ vec_elt (am->input_etype_whitelist_by_sw_if_index, sw_if_index);
-static void
-acl_setup_fa_nodes (void)
-{
- vlib_main_t *vm = vlib_get_main ();
- acl_main_t *am = &acl_main;
- vlib_node_t *n, *n4, *n6;
+ if ((0 == whitelist_in) && (0 == whitelist_out))
+ return; /* nothing to do */
- n = vlib_get_node_by_name (vm, (u8 *) "l2-input-classify");
- n4 = vlib_get_node_by_name (vm, (u8 *) "acl-plugin-in-ip4-l2");
- n6 = vlib_get_node_by_name (vm, (u8 *) "acl-plugin-in-ip6-l2");
+ void *oldheap = acl_set_heap (am);
+ n_input = vec_len (whitelist_in);
+ n_output = vec_len (whitelist_out);
+ count = n_input + n_output;
- am->l2_input_classify_next_acl_ip4 =
- vlib_node_add_next_with_slot (vm, n->index, n4->index, ~0);
- am->l2_input_classify_next_acl_ip6 =
- vlib_node_add_next_with_slot (vm, n->index, n6->index, ~0);
+ msg_size = sizeof (*mp);
+ msg_size += sizeof (mp->whitelist[0]) * count;
- feat_bitmap_init_next_nodes (vm, n4->index, L2INPUT_N_FEAT,
- l2input_get_feat_names (),
- am->fa_acl_in_ip4_l2_node_feat_next_node_index);
+ mp = vl_msg_api_alloc (msg_size);
+ clib_memset (mp, 0, msg_size);
+ mp->_vl_msg_id =
+ ntohs (VL_API_ACL_INTERFACE_ETYPE_WHITELIST_DETAILS + am->msg_id_base);
- feat_bitmap_init_next_nodes (vm, n6->index, L2INPUT_N_FEAT,
- l2input_get_feat_names (),
- am->fa_acl_in_ip6_l2_node_feat_next_node_index);
+ /* fill in the message */
+ mp->context = context;
+ mp->sw_if_index = htonl (sw_if_index);
+ mp->count = count;
+ mp->n_input = n_input;
+ for (i = 0; i < n_input; i++)
+ {
+ mp->whitelist[i] = htons (whitelist_in[i]);
+ }
+ for (i = 0; i < n_output; i++)
+ {
+ mp->whitelist[n_input + i] = htons (whitelist_out[i]);
+ }
+ clib_mem_set_heap (oldheap);
+ vl_api_send_msg (reg, (u8 *) mp);
+}
- n = vlib_get_node_by_name (vm, (u8 *) "l2-output-classify");
- n4 = vlib_get_node_by_name (vm, (u8 *) "acl-plugin-out-ip4-l2");
- n6 = vlib_get_node_by_name (vm, (u8 *) "acl-plugin-out-ip6-l2");
+static void
+ vl_api_acl_interface_etype_whitelist_dump_t_handler
+ (vl_api_acl_interface_list_dump_t * mp)
+{
+ acl_main_t *am = &acl_main;
+ vnet_sw_interface_t *swif;
+ vnet_interface_main_t *im = &am->vnet_main->interface_main;
- am->l2_output_classify_next_acl_ip4 =
- vlib_node_add_next_with_slot (vm, n->index, n4->index, ~0);
- am->l2_output_classify_next_acl_ip6 =
- vlib_node_add_next_with_slot (vm, n->index, n6->index, ~0);
+ u32 sw_if_index;
+ vl_api_registration_t *reg;
- feat_bitmap_init_next_nodes (vm, n4->index, L2OUTPUT_N_FEAT,
- l2output_get_feat_names (),
- am->fa_acl_out_ip4_l2_node_feat_next_node_index);
+ reg = vl_api_client_index_to_registration (mp->client_index);
+ if (!reg)
+ return;
- feat_bitmap_init_next_nodes (vm, n6->index, L2OUTPUT_N_FEAT,
- l2output_get_feat_names (),
- am->fa_acl_out_ip6_l2_node_feat_next_node_index);
+ if (mp->sw_if_index == ~0)
+ {
+ /* *INDENT-OFF* */
+ pool_foreach (swif, im->sw_interfaces,
+ ({
+ send_acl_interface_etype_whitelist_details(am, reg, swif->sw_if_index, mp->context);
+ }));
+ /* *INDENT-ON* */
+ }
+ else
+ {
+ sw_if_index = ntohl (mp->sw_if_index);
+ if (!pool_is_free_index (im->sw_interfaces, sw_if_index))
+ send_acl_interface_etype_whitelist_details (am, reg, sw_if_index,
+ mp->context);
+ }
}
static void
}
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))
+ if (macip_acl_index >= vec_len (am->macip_acls))
return;
macip_acl_list_t *a = vec_elt_at_index (am->macip_acls, macip_acl_index);
}
+static clib_error_t *
+acl_set_aclplugin_interface_fn (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ unformat_input_t _line_input, *line_input = &_line_input;
+ u32 sw_if_index, is_add, is_input, acl_index;
+
+ is_add = is_input = 1;
+ acl_index = sw_if_index = ~0;
+
+ if (!unformat_user (input, unformat_line_input, line_input))
+ return 0;
+
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (line_input, "%U",
+ unformat_vnet_sw_interface, vnet_get_main (),
+ &sw_if_index))
+ ;
+ else if (unformat (line_input, "add"))
+ is_add = 1;
+ else if (unformat (line_input, "del"))
+ is_add = 0;
+ else if (unformat (line_input, "acl %d", &acl_index))
+ ;
+ else if (unformat (line_input, "input"))
+ is_input = 1;
+ else if (unformat (line_input, "output"))
+ is_input = 0;
+ else
+ break;
+ }
+
+ if (~0 == sw_if_index)
+ return (clib_error_return (0, "invalid interface"));
+ if (~0 == acl_index)
+ return (clib_error_return (0, "invalid acl"));
+
+ acl_interface_add_del_inout_acl (sw_if_index, is_add, is_input, acl_index);
+
+ unformat_free (line_input);
+ return (NULL);
+}
+
+#define vec_validate_acl_rules(v, idx) \
+ do { \
+ if (vec_len(v) < idx+1) { \
+ vec_validate(v, idx); \
+ v[idx].is_permit = 0x1; \
+ v[idx].srcport_or_icmptype_last = 0xffff; \
+ v[idx].dstport_or_icmpcode_last = 0xffff; \
+ } \
+ } while (0)
+
+static clib_error_t *
+acl_set_aclplugin_acl_fn (vlib_main_t * vm,
+ unformat_input_t * input, vlib_cli_command_t * cmd)
+{
+ unformat_input_t _line_input, *line_input = &_line_input;
+ vl_api_acl_rule_t *rules = 0;
+ int rv;
+ int rule_idx = 0;
+ int n_rules_override = -1;
+ u32 proto = 0;
+ u32 port1 = 0;
+ u32 port2 = 0;
+ u32 action = 0;
+ u32 tcpflags, tcpmask;
+ u32 src_prefix_length = 0, dst_prefix_length = 0;
+ ip4_address_t src_v4address, dst_v4address;
+ ip6_address_t src_v6address, dst_v6address;
+ u8 *tag = (u8 *) "cli";
+
+ if (!unformat_user (input, unformat_line_input, line_input))
+ return 0;
+
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (line_input, "ipv6"))
+ {
+ vec_validate_acl_rules (rules, rule_idx);
+ rules[rule_idx].is_ipv6 = 1;
+ }
+ else if (unformat (line_input, "ipv4"))
+ {
+ vec_validate_acl_rules (rules, rule_idx);
+ rules[rule_idx].is_ipv6 = 0;
+ }
+ else if (unformat (line_input, "permit+reflect"))
+ {
+ vec_validate_acl_rules (rules, rule_idx);
+ rules[rule_idx].is_permit = 2;
+ }
+ else if (unformat (line_input, "permit"))
+ {
+ vec_validate_acl_rules (rules, rule_idx);
+ rules[rule_idx].is_permit = 1;
+ }
+ else if (unformat (line_input, "deny"))
+ {
+ vec_validate_acl_rules (rules, rule_idx);
+ rules[rule_idx].is_permit = 0;
+ }
+ else if (unformat (line_input, "count %d", &n_rules_override))
+ {
+ /* we will use this later */
+ }
+ else if (unformat (line_input, "action %d", &action))
+ {
+ vec_validate_acl_rules (rules, rule_idx);
+ rules[rule_idx].is_permit = action;
+ }
+ else if (unformat (line_input, "src %U/%d",
+ unformat_ip4_address, &src_v4address,
+ &src_prefix_length))
+ {
+ vec_validate_acl_rules (rules, rule_idx);
+ memcpy (rules[rule_idx].src_ip_addr, &src_v4address, 4);
+ rules[rule_idx].src_ip_prefix_len = src_prefix_length;
+ rules[rule_idx].is_ipv6 = 0;
+ }
+ else if (unformat (line_input, "src %U/%d",
+ unformat_ip6_address, &src_v6address,
+ &src_prefix_length))
+ {
+ vec_validate_acl_rules (rules, rule_idx);
+ memcpy (rules[rule_idx].src_ip_addr, &src_v6address, 16);
+ rules[rule_idx].src_ip_prefix_len = src_prefix_length;
+ rules[rule_idx].is_ipv6 = 1;
+ }
+ else if (unformat (line_input, "dst %U/%d",
+ unformat_ip4_address, &dst_v4address,
+ &dst_prefix_length))
+ {
+ vec_validate_acl_rules (rules, rule_idx);
+ memcpy (rules[rule_idx].dst_ip_addr, &dst_v4address, 4);
+ rules[rule_idx].dst_ip_prefix_len = dst_prefix_length;
+ rules[rule_idx].is_ipv6 = 0;
+ }
+ else if (unformat (line_input, "dst %U/%d",
+ unformat_ip6_address, &dst_v6address,
+ &dst_prefix_length))
+ {
+ vec_validate_acl_rules (rules, rule_idx);
+ memcpy (rules[rule_idx].dst_ip_addr, &dst_v6address, 16);
+ rules[rule_idx].dst_ip_prefix_len = dst_prefix_length;
+ rules[rule_idx].is_ipv6 = 1;
+ }
+ else if (unformat (line_input, "sport %d-%d", &port1, &port2))
+ {
+ vec_validate_acl_rules (rules, rule_idx);
+ rules[rule_idx].srcport_or_icmptype_first = htons (port1);
+ rules[rule_idx].srcport_or_icmptype_last = htons (port2);
+ }
+ else if (unformat (line_input, "sport %d", &port1))
+ {
+ vec_validate_acl_rules (rules, rule_idx);
+ rules[rule_idx].srcport_or_icmptype_first = htons (port1);
+ rules[rule_idx].srcport_or_icmptype_last = htons (port1);
+ }
+ else if (unformat (line_input, "dport %d-%d", &port1, &port2))
+ {
+ vec_validate_acl_rules (rules, rule_idx);
+ rules[rule_idx].dstport_or_icmpcode_first = htons (port1);
+ rules[rule_idx].dstport_or_icmpcode_last = htons (port2);
+ }
+ else if (unformat (line_input, "dport %d", &port1))
+ {
+ vec_validate_acl_rules (rules, rule_idx);
+ rules[rule_idx].dstport_or_icmpcode_first = htons (port1);
+ rules[rule_idx].dstport_or_icmpcode_last = htons (port1);
+ }
+ else if (unformat (line_input, "tcpflags %d %d", &tcpflags, &tcpmask))
+ {
+ vec_validate_acl_rules (rules, rule_idx);
+ rules[rule_idx].tcp_flags_value = tcpflags;
+ rules[rule_idx].tcp_flags_mask = tcpmask;
+ }
+ else
+ if (unformat (line_input, "tcpflags %d mask %d", &tcpflags, &tcpmask))
+ {
+ vec_validate_acl_rules (rules, rule_idx);
+ rules[rule_idx].tcp_flags_value = tcpflags;
+ rules[rule_idx].tcp_flags_mask = tcpmask;
+ }
+ else if (unformat (line_input, "proto %d", &proto))
+ {
+ vec_validate_acl_rules (rules, rule_idx);
+ rules[rule_idx].proto = proto;
+ }
+ else if (unformat (line_input, "tag %s", &tag))
+ {
+ }
+ else if (unformat (line_input, ","))
+ {
+ rule_idx++;
+ vec_validate_acl_rules (rules, rule_idx);
+ }
+ else
+ break;
+ }
+
+ u32 acl_index = ~0;
+
+ rv = acl_add_list (vec_len (rules), rules, &acl_index, tag);
+
+ vec_free (rules);
+
+ if (rv)
+ return (clib_error_return (0, "failed"));
+
+ vlib_cli_output (vm, "ACL index:%d", acl_index);
+
+ return (NULL);
+}
+
static clib_error_t *
acl_show_aclplugin_macip_acl_fn (vlib_main_t * vm,
unformat_input_t *
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;
}
u16 wk;
vnet_interface_main_t *im = &am->vnet_main->interface_main;
vnet_sw_interface_t *swif;
+ u64 now = clib_cpu_time_now ();
+ u64 clocks_per_second = am->vlib_main->clib_time.clocks_per_second;
{
u64 n_adds = am->fa_session_total_adds;
u64 n_dels = am->fa_session_total_dels;
+ u64 n_deact = am->fa_session_total_deactivations;
vlib_cli_output (vm, "Sessions total: add %lu - del %lu = %lu", n_adds,
n_dels, n_adds - n_dels);
+ vlib_cli_output (vm, "Sessions active: add %lu - deact %lu = %lu", n_adds,
+ n_deact, n_adds - n_deact);
+ vlib_cli_output (vm, "Sessions being purged: deact %lu - del %lu = %lu",
+ n_deact, n_dels, n_deact - n_dels);
}
+ vlib_cli_output (vm, "now: %lu clocks per second: %lu", now,
+ clocks_per_second);
vlib_cli_output (vm, "\n\nPer-thread data:");
for (wk = 0; wk < vec_len (am->per_worker_data); wk++)
{
vlib_cli_output (vm, " link list id: %u", sess->link_list_id);
}
vlib_cli_output (vm, " connection add/del stats:", wk);
- pool_foreach (swif, im->sw_interfaces, (
- {
- u32 sw_if_index =
- swif->sw_if_index;
- u64 n_adds =
- sw_if_index <
- vec_len
- (pw->fa_session_adds_by_sw_if_index)
- ?
- pw->fa_session_adds_by_sw_if_index
- [sw_if_index] : 0;
- u64 n_dels =
- sw_if_index <
- vec_len
- (pw->fa_session_dels_by_sw_if_index)
- ?
- pw->fa_session_dels_by_sw_if_index
- [sw_if_index] : 0;
- vlib_cli_output (vm,
- " sw_if_index %d: add %lu - del %lu = %lu",
- sw_if_index,
- n_adds,
- n_dels,
- n_adds -
- n_dels);
- }
- ));
+ /* *INDENT-OFF* */
+ pool_foreach (swif, im->sw_interfaces,
+ ({
+ u32 sw_if_index = swif->sw_if_index;
+ u64 n_adds =
+ (sw_if_index < vec_len (pw->fa_session_adds_by_sw_if_index) ?
+ pw->fa_session_adds_by_sw_if_index[sw_if_index] :
+ 0);
+ u64 n_dels =
+ (sw_if_index < vec_len (pw->fa_session_dels_by_sw_if_index) ?
+ 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; epoch chg: %lu",
+ sw_if_index,
+ n_adds,
+ n_dels,
+ n_adds -
+ n_dels,
+ n_epoch_changes);
+ }));
+ /* *INDENT-ON* */
vlib_cli_output (vm, " connection timeout type lists:", wk);
u8 tt = 0;
pw->interrupt_is_unwanted);
vlib_cli_output (vm, " interrupt generation: %d",
pw->interrupt_generation);
+ vlib_cli_output (vm, " received session change requests: %d",
+ pw->rcvd_session_change_requests);
+ vlib_cli_output (vm, " sent session change requests: %d",
+ pw->sent_session_change_requests);
}
vlib_cli_output (vm, "\n\nConn cleaner thread counters:");
#define _(cnt, desc) vlib_cli_output(vm, " %20lu: %s", am->cnt, desc);
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_applied_info = 1;
show_bihash = 1;
}
+ vlib_cli_output (vm, "Stats counters enabled for interface ACLs: %d",
+ acl_main.interface_acl_counters_enabled);
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,
};
.short_help = "clear acl-plugin sessions",
.function = acl_clear_aclplugin_fn,
};
+
+/*?
+ * [un]Apply an ACL to an interface.
+ * The ACL is applied in a given direction, either input or output.
+ * The ACL being applied must already exist.
+ *
+ * @cliexpar
+ * <b><em> set acl-plugin interface <input|output> acl <index> [del] </b></em>
+ * @cliexend
+ ?*/
+VLIB_CLI_COMMAND (aclplugin_set_interface_command, static) = {
+ .path = "set acl-plugin interface",
+ .short_help = "set acl-plugin interface <interface> <input|output> <acl INDEX> [del] ",
+ .function = acl_set_aclplugin_interface_fn,
+};
+
+/*?
+ * Create an Access Control List (ACL)
+ * an ACL is composed of more than one Access control element (ACE). Multiple
+ * ACEs can be specified with this command using a comma separated list.
+ *
+ * Each ACE describes a tuple of src+dst IP prefix, ip protocol, src+dst port ranges.
+ * (the ACL plugin also support ICMP types/codes instead of UDP/TCP ports, but
+ * this CLI does not).
+ *
+ * An ACL can optionally be assigned a 'tag' - which is an identifier understood
+ * by the client. VPP does not examine it in any way.
+ *
+ * @cliexpar
+ * <b><em> set acl-plugin acl <permit|deny> src <PREFIX> dst <PREFIX> proto <TCP|UDP> sport <X-Y> dport <X-Y> [tag FOO] </b></em>
+ * @cliexend
+ ?*/
+VLIB_CLI_COMMAND (aclplugin_set_acl_command, static) = {
+ .path = "set acl-plugin acl",
+ .short_help = "set acl-plugin acl <permit|deny> src <PREFIX> dst <PREFIX> proto X sport X-Y dport X-Y [tag FOO] {use comma separated list for multiple rules}",
+ .function = acl_set_aclplugin_acl_fn,
+};
/* *INDENT-ON* */
static clib_error_t *
{
acl_main_t *am = &acl_main;
u32 conn_table_hash_buckets;
- u32 conn_table_hash_memory_size;
+ uword 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;
+ uword hash_lookup_hash_memory;
+ u32 reclassify_sessions;
+ u32 use_tuple_merge;
+ u32 tuple_merge_split_threshold;
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
if (unformat
(input, "connection hash buckets %d", &conn_table_hash_buckets))
am->fa_conn_table_hash_num_buckets = conn_table_hash_buckets;
- else if (unformat (input, "connection hash memory %d",
- &conn_table_hash_memory_size))
+ else
+ if (unformat
+ (input, "connection hash memory %U", unformat_memory_size,
+ &conn_table_hash_memory_size))
am->fa_conn_table_hash_memory_size = conn_table_hash_memory_size;
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))
am->hash_lookup_hash_buckets = hash_lookup_hash_buckets;
- else if (unformat (input, "hash lookup hash memory %d",
- &hash_lookup_hash_memory))
+ else
+ if (unformat
+ (input, "hash lookup hash memory %U", unformat_memory_size,
+ &hash_lookup_hash_memory))
am->hash_lookup_hash_memory = hash_lookup_hash_memory;
+ else if (unformat (input, "use tuple merge %d", &use_tuple_merge))
+ am->use_tuple_merge = use_tuple_merge;
+ else
+ if (unformat
+ (input, "tuple merge split threshold %d",
+ &tuple_merge_split_threshold))
+ am->tuple_merge_split_threshold = tuple_merge_split_threshold;
+
+ 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);
VLIB_CONFIG_FUNCTION (acl_plugin_config, "acl-plugin");
+/* Set up the API message handling tables */
+#include <vnet/format_fns.h>
+#include <acl/acl.api.c>
+
static clib_error_t *
acl_init (vlib_main_t * vm)
{
acl_main_t *am = &acl_main;
clib_error_t *error = 0;
- memset (am, 0, sizeof (*am));
+ clib_memset (am, 0, sizeof (*am));
am->vlib_main = vm;
am->vnet_main = vnet_get_main ();
-
- u8 *name = format (0, "acl_%08x%c", api_version, 0);
+ am->log_default = vlib_log_register_class ("acl_plugin", 0);
/* Ask for a correctly-sized block of API message decode slots */
- am->msg_id_base = vl_msg_api_get_msg_ids ((char *) name,
- VL_MSG_FIRST_AVAILABLE);
-
- error = acl_plugin_api_hookup (vm);
+ am->msg_id_base = setup_message_id_table ();
- /* Add our API messages to the global name_crc hash table */
- setup_message_id_table (am, &api_main);
+ error = acl_plugin_exports_init (&acl_plugin);
- vec_free (name);
+ if (error)
+ return error;
- 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 ();
+
+ am->fa_min_deleted_sessions_per_interval =
+ ACL_FA_DEFAULT_MIN_DELETED_SESSIONS_PER_INTERVAL;
+ am->fa_max_deleted_sessions_per_interval =
+ ACL_FA_DEFAULT_MAX_DELETED_SESSIONS_PER_INTERVAL;
+ am->fa_cleaner_wait_time_increment =
+ ACL_FA_DEFAULT_CLEANER_WAIT_TIME_INCREMENT;
+
vec_validate (am->per_worker_data, tm->n_vlib_mains - 1);
{
u16 wk;
- u8 tt;
for (wk = 0; wk < vec_len (am->per_worker_data); wk++)
{
acl_fa_per_worker_data_t *pw = &am->per_worker_data[wk];
- vec_validate (pw->fa_conn_list_head, ACL_N_TIMEOUTS - 1);
- vec_validate (pw->fa_conn_list_tail, ACL_N_TIMEOUTS - 1);
- for (tt = 0; tt < ACL_N_TIMEOUTS; tt++)
+ if (tm->n_vlib_mains > 1)
{
- pw->fa_conn_list_head[tt] = ~0;
- pw->fa_conn_list_tail[tt] = ~0;
+ clib_spinlock_init (&pw->pending_session_change_request_lock);
}
+ vec_validate (pw->expired,
+ ACL_N_TIMEOUTS *
+ am->fa_max_deleted_sessions_per_interval);
+ _vec_len (pw->expired) = 0;
+ vec_validate_init_empty (pw->fa_conn_list_head, ACL_N_TIMEOUTS - 1,
+ FA_SESSION_BOGUS_INDEX);
+ vec_validate_init_empty (pw->fa_conn_list_tail, ACL_N_TIMEOUTS - 1,
+ FA_SESSION_BOGUS_INDEX);
+ vec_validate_init_empty (pw->fa_conn_list_head_expiry_time,
+ ACL_N_TIMEOUTS - 1, ~0ULL);
}
}
- am->fa_min_deleted_sessions_per_interval =
- ACL_FA_DEFAULT_MIN_DELETED_SESSIONS_PER_INTERVAL;
- am->fa_max_deleted_sessions_per_interval =
- ACL_FA_DEFAULT_MAX_DELETED_SESSIONS_PER_INTERVAL;
- am->fa_cleaner_wait_time_increment =
- ACL_FA_DEFAULT_CLEANER_WAIT_TIME_INCREMENT;
-
am->fa_cleaner_cnt_delete_by_sw_index = 0;
am->fa_cleaner_cnt_delete_by_sw_index_ok = 0;
am->fa_cleaner_cnt_unknown_event = 0;
/* use the new fancy hash-based matching */
am->use_hash_acl_matching = 1;
+ /* use tuplemerge by default */
+ am->use_tuple_merge = 1;
+ /* Set the default threshold */
+ am->tuple_merge_split_threshold = TM_SPLIT_THRESHOLD;
+
+ am->interface_acl_user_id =
+ acl_plugin.register_user_module ("interface ACL", "sw_if_index",
+ "is_input");
+
+ am->acl_counter_lock = clib_mem_alloc_aligned (CLIB_CACHE_LINE_BYTES,
+ CLIB_CACHE_LINE_BYTES);
+ am->acl_counter_lock[0] = 0; /* should be no need */
return error;
}