#include <acl/acl.h>
#include <vnet/l2/l2_classify.h>
-#include <vnet/classify/input_acl.h>
+#include <vnet/l2/l2_in_out_feat_arc.h>
+#include <vnet/classify/in_out_acl.h>
#include <vpp/app/version.h>
#include <vlibapi/api.h>
#include <vlibmemory/api.h>
-#include <vlibsocket/api.h>
/* define message IDs */
#include <acl/acl_msg_enum.h>
#undef vl_api_version
#include "fa_node.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>
+/*
+ * The code for the bihash, used by the session management.
+ */
+#include <vppinfra/bihash_40_8.h>
+#include <vppinfra/bihash_template.h>
+#include <vppinfra/bihash_template.c>
+
/* List of message types that this plugin understands */
#define foreach_acl_plugin_api_msg \
_(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_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_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) \
+_(ACL_INTERFACE_ETYPE_WHITELIST_DUMP, acl_interface_etype_whitelist_dump)
+
/* *INDENT-OFF* */
VLIB_PLUGIN_REGISTER () = {
};
/* *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)
+{
+ u16 *v = va_arg (*va, u16 *);
+ char *fmt = va_arg (*va, char *);
+ uword i;
+ for (i = 0; i < vec_len (v); i++)
+ {
+ if (i > 0)
+ s = format (s, ", ");
+ s = format (s, fmt, v[i]);
+ }
+ return s;
+}
+
+static void *
+acl_set_heap (acl_main_t * am)
+{
+ if (0 == am->acl_mheap)
+ {
+ if (0 == am->acl_mheap_size)
+ {
+ vlib_thread_main_t *tm = vlib_get_thread_main ();
+ u64 per_worker_slack = 1000000LL;
+ u64 per_worker_size =
+ per_worker_slack +
+ ((u64) am->fa_conn_table_max_entries) * sizeof (fa_session_t);
+ u64 per_worker_size_with_slack = per_worker_slack + per_worker_size;
+ u64 main_slack = 2000000LL;
+ u64 bihash_size = (u64) am->fa_conn_table_hash_memory_size;
+
+ am->acl_mheap_size =
+ per_worker_size_with_slack * tm->n_vlib_mains + bihash_size +
+ main_slack;
+ }
+ u64 max_possible = ((uword) ~ 0);
+ if (am->acl_mheap_size > max_possible)
+ {
+ clib_warning ("ACL heap size requested: %lld, max possible %lld",
+ am->acl_mheap_size, max_possible);
+ }
+
+ am->acl_mheap = mheap_alloc_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));
+#if USE_DLMALLOC == 0
+ 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;
+ }
+#endif
+}
+
+void
+acl_plugin_acl_set_trace_heap (acl_main_t * am, int on)
+{
+ clib_mem_set_heap (acl_set_heap (am));
+#if USE_DLMALLOC == 0
+ mheap_t *h = mheap_header (am->acl_mheap);
+ if (on)
+ {
+ h->flags |= MHEAP_FLAG_TRACE;
+ }
+ else
+ {
+ h->flags &= ~MHEAP_FLAG_TRACE;
+ }
+#endif
+}
+
static void
vl_api_acl_plugin_get_version_t_handler (vl_api_acl_plugin_get_version_t * mp)
{
acl_main_t *am = &acl_main;
vl_api_acl_plugin_get_version_reply_t *rmp;
int msg_size = sizeof (*rmp);
- unix_shared_memory_queue_t *q;
+ vl_api_registration_t *reg;
- q = vl_api_client_index_to_input_queue (mp->client_index);
- if (q == 0)
- {
- return;
- }
+ reg = vl_api_client_index_to_registration (mp->client_index);
+ if (!reg)
+ return;
rmp = vl_msg_api_alloc (msg_size);
memset (rmp, 0, msg_size);
rmp->major = htonl (ACL_PLUGIN_VERSION_MAJOR);
rmp->minor = htonl (ACL_PLUGIN_VERSION_MINOR);
- vl_msg_api_send_shmem (q, (u8 *) & rmp);
+ vl_api_send_msg (reg, (u8 *) rmp);
+}
+
+static void
+vl_api_acl_plugin_control_ping_t_handler (vl_api_acl_plugin_control_ping_t *
+ mp)
+{
+ vl_api_acl_plugin_control_ping_reply_t *rmp;
+ acl_main_t *am = &acl_main;
+ int rv = 0;
+
+ /* *INDENT-OFF* */
+ REPLY_MACRO2 (VL_API_ACL_PLUGIN_CONTROL_PING_REPLY,
+ ({
+ rmp->vpe_pid = ntohl (getpid ());
+ }));
+ /* *INDENT-ON* */
+}
+
+static void
+print_clib_warning_and_reset (vlib_main_t * vm, u8 * out0)
+{
+ clib_warning ("%v", out0);
+ vec_reset_length (out0);
+}
+
+static void
+print_cli_and_reset (vlib_main_t * vm, u8 * out0)
+{
+ vlib_cli_output (vm, "%v", out0);
+ vec_reset_length (out0);
+}
+
+typedef void (*acl_vector_print_func_t) (vlib_main_t * vm, u8 * out0);
+
+static void
+acl_print_acl_x (acl_vector_print_func_t vpr, vlib_main_t * vm,
+ acl_main_t * am, int acl_index)
+{
+ acl_rule_t *r;
+ u8 *out0 = format (0, "acl-index %u count %u tag {%s}\n", acl_index,
+ am->acls[acl_index].count, am->acls[acl_index].tag);
+ int j;
+ vpr (vm, out0);
+ for (j = 0; j < am->acls[acl_index].count; j++)
+ {
+ r = &am->acls[acl_index].rules[j];
+ out0 = format (out0, " %4d: %s ", j, r->is_ipv6 ? "ipv6" : "ipv4");
+ out0 = format_acl_action (out0, r->is_permit);
+ out0 = format (out0, " src %U/%d", format_ip46_address, &r->src,
+ r->is_ipv6 ? IP46_TYPE_IP6 : IP46_TYPE_IP4,
+ r->src_prefixlen);
+ out0 =
+ format (out0, " dst %U/%d", format_ip46_address, &r->dst,
+ r->is_ipv6 ? IP46_TYPE_IP6 : IP46_TYPE_IP4, r->dst_prefixlen);
+ out0 = format (out0, " proto %d", r->proto);
+ out0 = format (out0, " sport %d", r->src_port_or_type_first);
+ if (r->src_port_or_type_first != r->src_port_or_type_last)
+ {
+ out0 = format (out0, "-%d", r->src_port_or_type_last);
+ }
+ out0 = format (out0, " dport %d", r->dst_port_or_code_first);
+ if (r->dst_port_or_code_first != r->dst_port_or_code_last)
+ {
+ out0 = format (out0, "-%d", r->dst_port_or_code_last);
+ }
+ if (r->tcp_flags_mask || r->tcp_flags_value)
+ {
+ out0 =
+ format (out0, " tcpflags %d mask %d", r->tcp_flags_value,
+ r->tcp_flags_mask);
+ }
+ out0 = format (out0, "\n");
+ vpr (vm, out0);
+ }
+}
+
+static void
+acl_print_acl (vlib_main_t * vm, acl_main_t * am, int acl_index)
+{
+ acl_print_acl_x (print_cli_and_reset, vm, am, acl_index);
+}
+
+static void
+warning_acl_print_acl (vlib_main_t * vm, acl_main_t * am, int acl_index)
+{
+ acl_print_acl_x (print_clib_warning_and_reset, vm, am, acl_index);
+}
+
+static void
+increment_policy_epoch (acl_main_t * am, u32 sw_if_index, int is_input)
+{
+
+ u32 **ppolicy_epoch_by_swi =
+ is_input ? &am->input_policy_epoch_by_sw_if_index :
+ &am->output_policy_epoch_by_sw_if_index;
+ vec_validate (*ppolicy_epoch_by_swi, sw_if_index);
+
+ u32 *p_epoch = vec_elt_at_index ((*ppolicy_epoch_by_swi), sw_if_index);
+ *p_epoch =
+ ((1 + *p_epoch) & FA_POLICY_EPOCH_MASK) +
+ (is_input * FA_POLICY_EPOCH_IS_INPUT);
+}
+
+static void
+try_increment_acl_policy_epoch (acl_main_t * am, u32 acl_num, int is_input)
+{
+ u32 ***p_swi_vec_by_acl = is_input ? &am->input_sw_if_index_vec_by_acl
+ : &am->output_sw_if_index_vec_by_acl;
+ if (acl_num < vec_len (*p_swi_vec_by_acl))
+ {
+ u32 *p_swi;
+ vec_foreach (p_swi, (*p_swi_vec_by_acl)[acl_num])
+ {
+ increment_policy_epoch (am, *p_swi, is_input);
+ }
+
+ }
+}
+
+static void
+policy_notify_acl_change (acl_main_t * am, u32 acl_num)
+{
+ try_increment_acl_policy_epoch (am, acl_num, 0);
+ try_increment_acl_policy_epoch (am, acl_num, 1);
}
+
static int
acl_add_list (u32 count, vl_api_acl_rule_t rules[],
u32 * acl_list_index, u8 * tag)
acl_main_t *am = &acl_main;
acl_list_t *a;
acl_rule_t *r;
- acl_rule_t *acl_new_rules;
+ acl_rule_t *acl_new_rules = 0;
int i;
+ if (am->trace_acl > 255)
+ clib_warning ("API dbg: acl_add_list index %d tag %s", *acl_list_index,
+ tag);
+
if (*acl_list_index != ~0)
{
/* They supplied some number, let's see if this ACL exists */
if (pool_is_free_index (am->acls, *acl_list_index))
{
/* tried to replace a non-existent ACL, no point doing anything */
- return -1;
+ clib_warning
+ ("acl-plugin-error: Trying to replace nonexistent ACL %d (tag %s)",
+ *acl_list_index, tag);
+ return VNET_API_ERROR_NO_SUCH_ENTRY;
}
}
-
- /* Create and populate the rules */
- acl_new_rules = clib_mem_alloc_aligned (sizeof (acl_rule_t) * count,
- CLIB_CACHE_LINE_BYTES);
- if (!acl_new_rules)
+ if (0 == count)
{
- /* Could not allocate rules. New or existing ACL - bail out regardless */
- return -1;
+ clib_warning
+ ("acl-plugin-warning: supplied no rules for ACL %d (tag %s)",
+ *acl_list_index, tag);
}
+ void *oldheap = acl_set_heap (am);
+
+ /* Create and populate the rules */
+ if (count > 0)
+ vec_validate (acl_new_rules, count - 1);
+
for (i = 0; i < count; i++)
{
- r = &acl_new_rules[i];
+ r = vec_elt_at_index (acl_new_rules, i);
+ memset (r, 0, sizeof (*r));
r->is_permit = rules[i].is_permit;
r->is_ipv6 = rules[i].is_ipv6;
if (r->is_ipv6)
- {
- memcpy (&r->src, rules[i].src_ip_addr, sizeof (r->src));
- memcpy (&r->dst, rules[i].dst_ip_addr, sizeof (r->dst));
- }
+ {
+ memcpy (&r->src, rules[i].src_ip_addr, sizeof (r->src));
+ memcpy (&r->dst, rules[i].dst_ip_addr, sizeof (r->dst));
+ }
else
- {
- memcpy (&r->src.ip4, rules[i].src_ip_addr, sizeof (r->src.ip4));
- memcpy (&r->dst.ip4, rules[i].dst_ip_addr, sizeof (r->dst.ip4));
- }
+ {
+ memcpy (&r->src.ip4, rules[i].src_ip_addr, sizeof (r->src.ip4));
+ memcpy (&r->dst.ip4, rules[i].dst_ip_addr, sizeof (r->dst.ip4));
+ }
r->src_prefixlen = rules[i].src_ip_prefix_len;
r->dst_prefixlen = rules[i].dst_ip_prefix_len;
r->proto = rules[i].proto;
- r->src_port_or_type_first = ntohs ( rules[i].srcport_or_icmptype_first );
- r->src_port_or_type_last = ntohs ( rules[i].srcport_or_icmptype_last );
- r->dst_port_or_code_first = ntohs ( rules[i].dstport_or_icmpcode_first );
- r->dst_port_or_code_last = ntohs ( rules[i].dstport_or_icmpcode_last );
+ r->src_port_or_type_first = ntohs (rules[i].srcport_or_icmptype_first);
+ r->src_port_or_type_last = ntohs (rules[i].srcport_or_icmptype_last);
+ r->dst_port_or_code_first = ntohs (rules[i].dstport_or_icmpcode_first);
+ r->dst_port_or_code_last = ntohs (rules[i].dstport_or_icmpcode_last);
r->tcp_flags_value = rules[i].tcp_flags_value;
r->tcp_flags_mask = rules[i].tcp_flags_mask;
}
{
a = am->acls + *acl_list_index;
/* Get rid of the old rules */
- clib_mem_free (a->rules);
+ if (a->rules)
+ vec_free (a->rules);
}
a->rules = acl_new_rules;
a->count = count;
memcpy (a->tag, tag, sizeof (a->tag));
+ if (am->trace_acl > 255)
+ warning_acl_print_acl (am->vlib_main, am, *acl_list_index);
+ if (am->reclassify_sessions)
+ {
+ /* a change in an ACLs if they are applied may mean a new policy epoch */
+ policy_notify_acl_change (am, *acl_list_index);
+ }
+ /* notify the lookup contexts about the ACL changes */
+ acl_plugin_lookup_context_notify_acl_change (*acl_list_index);
+ clib_mem_set_heap (oldheap);
+ return 0;
+}
+
+static int
+acl_is_used_by (u32 acl_index, u32 ** foo_index_vec_by_acl)
+{
+ if (acl_index < vec_len (foo_index_vec_by_acl))
+ {
+ if (vec_len (vec_elt (foo_index_vec_by_acl, acl_index)) > 0)
+ {
+ /* ACL is applied somewhere. */
+ return 1;
+ }
+ }
return 0;
}
{
acl_main_t *am = &acl_main;
acl_list_t *a;
- int i, ii;
if (pool_is_free_index (am->acls, acl_list_index))
{
- return -1;
+ return VNET_API_ERROR_NO_SUCH_ENTRY;
}
+ 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;
- /* 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++;
- }
- }
- }
+ void *oldheap = acl_set_heap (am);
/* now we can delete the ACL itself */
- a = &am->acls[acl_list_index];
+ a = pool_elt_at_index (am->acls, acl_list_index);
if (a->rules)
- {
- clib_mem_free (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
-
-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) __ __;
-
-#undef XX
-#undef __
-#undef _
-#undef v
-
- static int count_skip (u8 * p, u32 size)
+static int
+count_skip (u8 * p, u32 size)
{
u64 *p64 = (u64 *) p;
/* Be tolerant to null pointer */
}
static int
-acl_classify_add_del_table_big (vnet_classify_main_t * cm, u8 * mask,
- u32 mask_len, u32 next_table_index,
- u32 miss_next_index, u32 * table_index,
- int is_add)
+acl_classify_add_del_table_small (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 = 65536;
- u32 memory_size = 2 << 30;
+ u32 nbuckets = 32;
+ u32 memory_size = 2 << 22;
u32 skip = count_skip (mask, mask_len);
u32 match = (mask_len / 16) - skip;
u8 *skip_mask_ptr = mask + 16 * skip;
if (0 == match)
match = 1;
- return 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 */);
+ 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,
- u32 miss_next_index, u32 * table_index,
- int is_add)
+intf_has_etype_whitelist (acl_main_t * am, u32 sw_if_index, int is_input)
{
- u32 nbuckets = 32;
- u32 memory_size = 2 << 20;
- 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;
+ 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;
+}
- return 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 */);
+static void
+acl_clear_sessions (acl_main_t * am, u32 sw_if_index)
+{
+ void *oldheap = clib_mem_set_heap (am->vlib_main->heap_base);
+ vlib_process_signal_event (am->vlib_main, am->fa_cleaner_node_index,
+ ACL_FA_CLEANER_DELETE_BY_SW_IF_INDEX,
+ sw_if_index);
+ clib_mem_set_heap (oldheap);
}
static int
-acl_unhook_l2_input_classify (acl_main_t * am, u32 sw_if_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;
- u32 ip4_table_index = ~0;
- u32 ip6_table_index = ~0;
-
- 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);
+ int rv = 0;
- vnet_l2_input_classify_enable_disable (sw_if_index, 0);
+ /* Utterly wrong? */
+ if (pool_is_free_index (am->vnet_main->interface_main.sw_interfaces,
+ sw_if_index))
+ return VNET_API_ERROR_INVALID_SW_IF_INDEX;
- if (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_big (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_big (cm, ip6_5tuple_mask,
- sizeof (ip6_5tuple_mask) - 1, ~0,
- am->l2_input_classify_next_acl_ip6,
- &ip6_table_index, 0);
- }
+ if (clib_bitmap_get (am->in_acl_on_sw_if_index, sw_if_index) ==
+ enable_disable)
+ return 0;
- return 0;
-}
+ acl_fa_enable_disable (sw_if_index, 1, enable_disable);
-static int
-acl_unhook_l2_output_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;
+ 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)
+ 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)
+ clib_error ("Could not enable on input");
- 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);
+ if (intf_has_etype_whitelist (am, sw_if_index, 1))
+ vnet_l2_feature_enable_disable ("l2-input-nonip",
+ "acl-plugin-in-nonip-l2", sw_if_index,
+ enable_disable, 0, 0);
- vnet_l2_output_classify_enable_disable (sw_if_index, 0);
+ clib_mem_set_heap (oldheap);
- 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_big (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_big (cm, ip6_5tuple_mask,
- sizeof (ip6_5tuple_mask) - 1, ~0,
- am->l2_output_classify_next_acl_ip6,
- &ip6_table_index, 0);
- }
+ am->in_acl_on_sw_if_index =
+ clib_bitmap_set (am->in_acl_on_sw_if_index, sw_if_index, enable_disable);
- return 0;
+ return rv;
}
static int
-acl_hook_l2_input_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;
- int rv;
+ int rv = 0;
- /* in case there were previous tables attached */
- acl_unhook_l2_input_classify (am, sw_if_index);
- rv =
- acl_classify_add_del_table_big (cm, ip4_5tuple_mask,
- sizeof (ip4_5tuple_mask) - 1, ~0,
- am->l2_input_classify_next_acl_ip4,
- &ip4_table_index, 1);
- if (rv)
- 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;
+
+ if (clib_bitmap_get (am->out_acl_on_sw_if_index, sw_if_index) ==
+ enable_disable)
+ return 0;
+
+ acl_fa_enable_disable (sw_if_index, 0, enable_disable);
+
+ void *oldheap = clib_mem_set_heap (am->vlib_main->heap_base);
rv =
- acl_classify_add_del_table_big (cm, ip6_5tuple_mask,
- sizeof (ip6_5tuple_mask) - 1, ~0,
- am->l2_input_classify_next_acl_ip6,
- &ip6_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)
- {
- acl_classify_add_del_table_big (cm, ip4_5tuple_mask,
- sizeof (ip4_5tuple_mask) - 1, ~0,
- am->l2_input_classify_next_acl_ip4,
- &ip4_table_index, 0);
- return rv;
- }
+ clib_error ("Could not enable on output");
rv =
- vnet_l2_input_classify_set_tables (sw_if_index, ip4_table_index,
- ip6_table_index, ~0);
- 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);
+ 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_big (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_big (cm, ip4_5tuple_mask,
- sizeof (ip4_5tuple_mask) - 1, ~0,
- am->l2_input_classify_next_acl_ip4,
- &ip4_table_index, 0);
- return rv;
- }
+ clib_error ("Could not enable on output");
+ if (intf_has_etype_whitelist (am, sw_if_index, 0))
+ vnet_l2_feature_enable_disable ("l2-output-nonip",
+ "acl-plugin-out-nonip-l2", sw_if_index,
+ enable_disable, 0, 0);
+
+
+ clib_mem_set_heap (oldheap);
- 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->out_acl_on_sw_if_index =
+ clib_bitmap_set (am->out_acl_on_sw_if_index, sw_if_index, enable_disable);
- vnet_l2_input_classify_enable_disable (sw_if_index, 1);
return rv;
}
static int
-acl_hook_l2_output_classify (acl_main_t * am, u32 sw_if_index)
+acl_interface_inout_enable_disable (acl_main_t * am, u32 sw_if_index,
+ int is_input, int enable_disable)
{
- vnet_classify_main_t *cm = &vnet_classify_main;
- u32 ip4_table_index = ~0;
- u32 ip6_table_index = ~0;
- int rv;
+ if (is_input)
+ return acl_interface_in_enable_disable (am, sw_if_index, enable_disable);
+ else
+ return acl_interface_out_enable_disable (am, sw_if_index, enable_disable);
+}
- /* in case there were previous tables attached */
- acl_unhook_l2_output_classify (am, sw_if_index);
- rv =
- acl_classify_add_del_table_big (cm, ip4_5tuple_mask,
- sizeof (ip4_5tuple_mask) - 1, ~0,
- am->l2_output_classify_next_acl_ip4,
- &ip4_table_index, 1);
- if (rv)
- return rv;
- rv =
- acl_classify_add_del_table_big (cm, ip6_5tuple_mask,
- sizeof (ip6_5tuple_mask) - 1, ~0,
- am->l2_output_classify_next_acl_ip6,
- &ip6_table_index, 1);
- if (rv)
- {
- acl_classify_add_del_table_big (cm, ip4_5tuple_mask,
- sizeof (ip4_5tuple_mask) - 1, ~0,
- am->l2_output_classify_next_acl_ip4,
- &ip4_table_index, 0);
- return rv;
- }
- rv =
- vnet_l2_output_classify_set_tables (sw_if_index, ip4_table_index,
- ip6_table_index, ~0);
- 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_big (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_big (cm, ip4_5tuple_mask,
- sizeof (ip4_5tuple_mask) - 1, ~0,
- am->l2_output_classify_next_acl_ip4,
- &ip4_table_index, 0);
- return rv;
- }
+static int
+acl_is_not_defined (acl_main_t * am, u32 acl_list_index)
+{
+ return (pool_is_free_index (am->acls, acl_list_index));
+}
- 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;
+static int
+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;
- vnet_l2_output_classify_enable_disable (sw_if_index, 1);
- return rv;
-}
+ if (am->trace_acl > 255)
+ clib_warning
+ ("API dbg: acl_interface_set_inout_acl_list: sw_if_index %d is_input %d acl_vec: [%U]",
+ sw_if_index, is_input, format_vec32, vec_acl_list_index, "%d");
+ vec_foreach (pacln, vec_acl_list_index)
+ {
+ if (acl_is_not_defined (am, *pacln))
+ {
+ /* ACL is not defined. Can not apply */
+ clib_warning ("ERROR: ACL %d not defined", *pacln);
+ rv = VNET_API_ERROR_NO_SUCH_ENTRY;
+ goto done;
+ }
+ if (clib_bitmap_get (seen_acl_bitmap, *pacln))
+ {
+ /* ACL being applied twice within the list. error. */
+ clib_warning ("ERROR: ACL %d being applied twice", *pacln);
+ rv = VNET_API_ERROR_ENTRY_ALREADY_EXISTS;
+ goto done;
+ }
+ seen_acl_bitmap = clib_bitmap_set (seen_acl_bitmap, *pacln, 1);
+ }
-int
-acl_interface_in_enable_disable (acl_main_t * am, u32 sw_if_index,
- 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;
+ 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;
- acl_fa_enable_disable(sw_if_index, 1, enable_disable);
+ 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;
- if (enable_disable)
- {
- rv = acl_hook_l2_input_classify (am, sw_if_index);
- }
- else
- {
- rv = acl_unhook_l2_input_classify (am, 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;
- return rv;
-}
+ vec_validate ((*pinout_acl_vec_by_sw_if_index), sw_if_index);
-int
-acl_interface_out_enable_disable (acl_main_t * am, u32 sw_if_index,
- int enable_disable)
-{
- int rv;
+ clib_bitmap_validate (old_seen_acl_bitmap, 1);
- /* 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;
+ 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);
- acl_fa_enable_disable(sw_if_index, 0, enable_disable);
+ 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 (enable_disable)
- {
- rv = acl_hook_l2_output_classify (am, sw_if_index);
- }
- else
- {
- rv = acl_unhook_l2_output_classify (am, sw_if_index);
+/* *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* */
- return rv;
-}
-
+ 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);
-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 (is_input)
+ if (am->reclassify_sessions)
{
- vec_validate (am->input_acl_vec_by_sw_if_index, sw_if_index);
- vec_add (am->input_acl_vec_by_sw_if_index[sw_if_index], &acl_list_index,
- 1);
- acl_interface_in_enable_disable (am, sw_if_index, 1);
+ /* 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);
- vec_add (am->output_acl_vec_by_sw_if_index[sw_if_index],
- &acl_list_index, 1);
- acl_interface_out_enable_disable (am, sw_if_index, 1);
+ /* if no commonalities between the ACL# - then we should definitely clear the sessions */
+ if (may_clear_sessions && *may_clear_sessions
+ && !clib_bitmap_is_zero (change_acl_bitmap))
+ {
+ acl_clear_sessions (am, sw_if_index);
+ *may_clear_sessions = 0;
+ }
}
- return 0;
-}
-static int
-acl_interface_del_inout_acl (u32 sw_if_index, u8 is_input, u32 acl_list_index)
-{
- acl_main_t *am = &acl_main;
- int i;
- int rv = -1;
- if (is_input)
+ /*
+ * prepare or delete the lookup context if necessary, and if context exists, set ACL list
+ */
+ vec_validate_init_empty ((*pinout_lc_index_by_sw_if_index), sw_if_index,
+ ~0);
+ if (vec_len (vec_acl_list_index) > 0)
{
- vec_validate (am->input_acl_vec_by_sw_if_index, sw_if_index);
- for (i = 0; i < vec_len (am->input_acl_vec_by_sw_if_index[sw_if_index]);
- i++)
- {
- if (acl_list_index ==
- am->input_acl_vec_by_sw_if_index[sw_if_index][i])
- {
- vec_del1 (am->input_acl_vec_by_sw_if_index[sw_if_index], i);
- rv = 0;
- break;
- }
- }
- if (0 == vec_len (am->input_acl_vec_by_sw_if_index[sw_if_index]))
+ u32 lc_index = (*pinout_lc_index_by_sw_if_index)[sw_if_index];
+ if (~0 == lc_index)
{
- acl_interface_in_enable_disable (am, sw_if_index, 0);
+ if (~0 == am->interface_acl_user_id)
+ am->interface_acl_user_id =
+ acl_plugin.register_user_module ("interface ACL", "sw_if_index",
+ "is_input");
+ lc_index =
+ acl_plugin.get_lookup_context_index (am->interface_acl_user_id,
+ sw_if_index, is_input);
+ (*pinout_lc_index_by_sw_if_index)[sw_if_index] = lc_index;
}
+ acl_plugin.set_acl_vec_for_context (lc_index, vec_acl_list_index);
}
else
{
- vec_validate (am->output_acl_vec_by_sw_if_index, sw_if_index);
- for (i = 0;
- i < vec_len (am->output_acl_vec_by_sw_if_index[sw_if_index]); i++)
- {
- if (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;
- }
- }
- if (0 == vec_len (am->output_acl_vec_by_sw_if_index[sw_if_index]))
+ 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;
}
}
+
+ /* 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;
- if (is_input)
- {
- acl_interface_in_enable_disable (am, sw_if_index, 0);
- vec_validate (am->input_acl_vec_by_sw_if_index, sw_if_index);
- vec_reset_length (am->input_acl_vec_by_sw_if_index[sw_if_index]);
- }
- else
- {
- acl_interface_out_enable_disable (am, sw_if_index, 0);
- vec_validate (am->output_acl_vec_by_sw_if_index, sw_if_index);
- vec_reset_length (am->output_acl_vec_by_sw_if_index[sw_if_index]);
- }
+ void *oldheap = acl_set_heap (am);
+ acl_interface_set_inout_acl_list (am, sw_if_index, is_input, 0,
+ may_clear_sessions);
+ clib_mem_set_heap (oldheap);
}
static int
acl_interface_add_del_inout_acl (u32 sw_if_index, u8 is_add, u8 is_input,
u32 acl_list_index)
{
- int rv = -1;
+
+ 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);
+ 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)
+ {
+ 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
{
- 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;
}
+static int
+acl_set_etype_whitelists (acl_main_t * am, u32 sw_if_index, u16 * vec_in,
+ u16 * vec_out)
+{
+ vec_validate (am->input_etype_whitelist_by_sw_if_index, sw_if_index);
+ vec_validate (am->output_etype_whitelist_by_sw_if_index, sw_if_index);
+
+ vec_free (am->input_etype_whitelist_by_sw_if_index[sw_if_index]);
+ vec_free (am->output_etype_whitelist_by_sw_if_index[sw_if_index]);
+
+ am->input_etype_whitelist_by_sw_if_index[sw_if_index] = vec_in;
+ am->output_etype_whitelist_by_sw_if_index[sw_if_index] = vec_out;
+
+ /*
+ * if there are already inbound/outbound ACLs applied, toggle the
+ * enable/disable - this will recreate the necessary tables.
+ */
+
+ if (vec_len (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);
+ acl_interface_in_enable_disable (am, sw_if_index, 1);
+ }
+ }
+ if (vec_len (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);
+ acl_interface_out_enable_disable (am, sw_if_index, 1);
+ }
+ }
+ return 0;
+}
+
typedef struct
{
u8 is_ipv6;
+ u8 has_egress;
u8 mac_mask[6];
u8 prefix_len;
u32 count;
u32 table_index;
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
static int
match_type_metric (macip_match_type_t * m)
{
- /* FIXME: count the ones in the MAC mask as well, check how well this heuristic works in real life */
- return m->prefix_len + m->is_ipv6 + 10 * m->count;
+ unsigned int mac_bits_set = 0;
+ unsigned int mac_byte;
+ int i;
+ for (i = 0; i < 6; i++)
+ {
+ mac_byte = m->mac_mask[i];
+ for (; mac_byte; mac_byte >>= 1)
+ mac_bits_set += mac_byte & 1;
+ }
+ /*
+ * Attempt to place the more specific and the more used rules on top.
+ * There are obvious caveat corner cases to this, but they do not
+ * seem to be sensible in real world (e.g. specific IPv4 with wildcard MAC
+ * going with a wildcard IPv4 with a specific MAC).
+ */
+ return m->prefix_len + mac_bits_set + m->is_ipv6 + 10 * m->count;
}
static int
/* Get the offset of L3 source within ethernet packet */
static int
-get_l3_src_offset(int is6)
+get_l3_src_offset (int is6)
+{
+ if (is6)
+ return (sizeof (ethernet_header_t) +
+ offsetof (ip6_header_t, src_address));
+ else
+ return (sizeof (ethernet_header_t) +
+ offsetof (ip4_header_t, src_address));
+}
+
+static int
+get_l3_dst_offset (int is6)
{
- if(is6)
- return (sizeof(ethernet_header_t) + offsetof(ip6_header_t, src_address));
+ if (is6)
+ return (sizeof (ethernet_header_t) +
+ offsetof (ip6_header_t, dst_address));
else
- return (sizeof(ethernet_header_t) + offsetof(ip4_header_t, src_address));
+ return (sizeof (ethernet_header_t) +
+ offsetof (ip4_header_t, dst_address));
+}
+
+/*
+ * return if the is_permit value also requires to create the egress tables
+ * For backwards compatibility, we keep the is_permit = 1 to only
+ * create the ingress tables, and the new value of 3 will also
+ * create the egress tables based on destination.
+ */
+static int
+macip_permit_also_egress (u8 is_permit)
+{
+ return (is_permit == 3);
}
static int
{
macip_match_type_t *mvec = NULL;
macip_match_type_t *mt;
- macip_acl_list_t *a = &am->macip_acls[macip_acl_index];
+ macip_acl_list_t *a = pool_elt_at_index (am->macip_acls, macip_acl_index);
int i;
u32 match_type_index;
u32 last_table;
+ u32 out_last_table;
u8 mask[5 * 16];
vnet_classify_main_t *cm = &vnet_classify_main;
match_type_index = vec_len (mvec);
vec_validate (mvec, match_type_index);
memcpy (mvec[match_type_index].mac_mask,
- a->rules[match_type_index].src_mac_mask, 6);
+ a->rules[i].src_mac_mask, 6);
mvec[match_type_index].prefix_len = a->rules[i].src_prefixlen;
mvec[match_type_index].is_ipv6 = a->rules[i].is_ipv6;
+ mvec[match_type_index].has_egress = 0;
mvec[match_type_index].table_index = ~0;
+ 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 |=
+ macip_permit_also_egress (a->rules[i].is_permit);
}
/* Put the most frequently used tables last in the list so we can create classifier tables in reverse order */
vec_sort_with_function (mvec, match_type_compare);
/* Create the classifier tables */
last_table = ~0;
+ out_last_table = ~0;
/* First add ARP tables */
vec_foreach (mt, mvec)
{
int mask_len;
int is6 = mt->is_ipv6;
+ int tags;
+ u32 *last_tag_table;
+ u32 *out_last_tag_table;
+ u32 l3_offset;
- mt->arp_table_index = ~0;
if (!is6)
{
- memset (mask, 0, sizeof (mask));
- memcpy (&mask[6], mt->mac_mask, 6);
- memset (&mask[12], 0xff, 2); /* ethernet protocol */
- memcpy (&mask[14 + 8], mt->mac_mask, 6);
-
- 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;
+ /*
+ 0 1 2 3
+ 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ | Destination Address |
+ + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ | | |
+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +
+ | Source Address |
+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ | EtherType | Hardware Type |
+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ | Protocol Type | Hw addr len | Proto addr len|
+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ | Opcode | |
+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +
+ | Sender Hardware Address |
+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ | Sender Protocol Address |
+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ | Target Hardware Address |
+ + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ | | TargetProtocolAddress |
+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ | |
+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+ for (tags = 2; tags >= 0; tags--)
+ {
+ memset (mask, 0, sizeof (mask));
+ /* source MAC address */
+ memcpy (&mask[6], mt->mac_mask, 6);
+
+ switch (tags)
+ {
+ case 0:
+ default:
+ memset (&mask[12], 0xff, 2); /* ethernet protocol */
+ l3_offset = 14;
+ last_tag_table = &mt->arp_table_index;
+ break;
+ case 1:
+ memset (&mask[12], 0xff, 2); /* VLAN tag1 */
+ memset (&mask[16], 0xff, 2); /* ethernet protocol */
+ l3_offset = 18;
+ last_tag_table = &mt->arp_dot1q_table_index;
+ break;
+ case 2:
+ memset (&mask[12], 0xff, 2); /* VLAN tag1 */
+ memset (&mask[16], 0xff, 2); /* VLAN tag2 */
+ memset (&mask[20], 0xff, 2); /* ethernet protocol */
+ l3_offset = 22;
+ last_tag_table = &mt->arp_dot1ad_table_index;
+ break;
+ }
+
+ /* sender hardware address within ARP */
+ memcpy (&mask[l3_offset + 8], mt->mac_mask, 6);
+ /* sender protocol address within ARP */
+ for (i = 0; i < (mt->prefix_len / 8); i++)
+ mask[l3_offset + 14 + i] = 0xff;
+ if (mt->prefix_len % 8)
+ mask[l3_offset + 14 + (mt->prefix_len / 8)] =
+ 0xff - ((1 << (8 - mt->prefix_len % 8)) - 1);
+
+ mask_len = ((l3_offset + 14 + ((mt->prefix_len + 7) / 8) +
+ (sizeof (u32x4) -
+ 1)) / sizeof (u32x4)) * sizeof (u32x4);
+ acl_classify_add_del_table_small (cm, mask, mask_len, last_table,
+ (~0 == last_table) ? 0 : ~0,
+ last_tag_table, 1);
+ last_table = *last_tag_table;
+ if (mt->has_egress)
+ {
+ /* egress ARP table */
+ memset (mask, 0, sizeof (mask));
+
+ switch (tags)
+ {
+ case 0:
+ default:
+ memset (&mask[12], 0xff, 2); /* ethernet protocol */
+ l3_offset = 14;
+ out_last_tag_table = &mt->out_arp_table_index;
+ break;
+ case 1:
+ memset (&mask[12], 0xff, 2); /* VLAN tag1 */
+ memset (&mask[16], 0xff, 2); /* ethernet protocol */
+ l3_offset = 18;
+ out_last_tag_table = &mt->out_arp_dot1q_table_index;
+ break;
+ case 2:
+ memset (&mask[12], 0xff, 2); /* VLAN tag1 */
+ memset (&mask[16], 0xff, 2); /* VLAN tag2 */
+ memset (&mask[20], 0xff, 2); /* ethernet protocol */
+ l3_offset = 22;
+ out_last_tag_table = &mt->out_arp_dot1ad_table_index;
+ break;
+ }
+
+ /* AYXX: FIXME here - can we tighten the ARP-related table more ? */
+ /* mask captures just the destination and the ethertype */
+ mask_len = ((l3_offset +
+ (sizeof (u32x4) -
+ 1)) / sizeof (u32x4)) * sizeof (u32x4);
+ acl_classify_add_del_table_small (cm, mask, mask_len,
+ out_last_table,
+ (~0 ==
+ out_last_table) ? 0 : ~0,
+ out_last_tag_table, 1);
+ out_last_table = *out_last_tag_table;
+ }
+ }
}
}
/* Now add IP[46] tables */
{
int mask_len;
int is6 = mt->is_ipv6;
- int l3_src_offs = get_l3_src_offset(is6);
- memset (mask, 0, sizeof (mask));
- memcpy (&mask[6], mt->mac_mask, 6);
- for (i = 0; i < (mt->prefix_len / 8); i++)
+ int l3_src_offs;
+ int l3_dst_offs;
+ int tags;
+ u32 *last_tag_table;
+ u32 *out_last_tag_table;
+
+ /*
+ * create chained tables for VLAN (no-tags, dot1q and dot1ad) packets
+ */
+ for (tags = 2; tags >= 0; tags--)
{
- mask[l3_src_offs + i] = 0xff;
+ 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 */
+ last_tag_table = &mt->table_index;
+ break;
+ case 1:
+ memset (&mask[12], 0xff, 2); /* VLAN tag1 */
+ 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 */
+ last_tag_table = &mt->dot1ad_table_index;
+ break;
+ }
+ for (i = 0; i < (mt->prefix_len / 8); i++)
+ {
+ mask[l3_src_offs + i] = 0xff;
+ }
+ if (mt->prefix_len % 8)
+ {
+ mask[l3_src_offs + (mt->prefix_len / 8)] =
+ 0xff - ((1 << (8 - mt->prefix_len % 8)) - 1);
+ }
+ /*
+ * Round-up the number of bytes needed to store the prefix,
+ * and round up the number of vectors too
+ */
+ mask_len = ((l3_src_offs + ((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,
+ last_tag_table, 1);
+ last_table = *last_tag_table;
}
- if (mt->prefix_len % 8)
+ if (mt->has_egress)
{
- mask[l3_src_offs + (mt->prefix_len / 8)] =
- 0xff - ((1 << (8 - mt->prefix_len % 8)) - 1);
+ for (tags = 2; tags >= 0; tags--)
+ {
+ memset (mask, 0, sizeof (mask));
+ /* MAC destination */
+ memcpy (&mask[0], mt->mac_mask, 6);
+ l3_dst_offs = tags * 4 + get_l3_dst_offset (is6);
+ switch (tags)
+ {
+ case 0:
+ default:
+ 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 */
+ 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 */
+ out_last_tag_table = &mt->out_dot1ad_table_index;
+ break;
+ }
+ for (i = 0; i < (mt->prefix_len / 8); i++)
+ {
+ mask[l3_dst_offs + i] = 0xff;
+ }
+ if (mt->prefix_len % 8)
+ {
+ mask[l3_dst_offs + (mt->prefix_len / 8)] =
+ 0xff - ((1 << (8 - mt->prefix_len % 8)) - 1);
+ }
+ /*
+ * Round-up the number of bytes needed to store the prefix,
+ * and round up the number of vectors too
+ */
+ mask_len = ((l3_dst_offs + ((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,
+ out_last_tag_table, 1);
+ out_last_table = *out_last_tag_table;
+ }
}
- /*
- * Round-up the number of bytes needed to store the prefix,
- * and round up the number of vectors too
- */
- mask_len = ((l3_src_offs + ((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->table_index,
- 1);
- last_table = mt->table_index;
}
- a->ip4_table_index = ~0;
- a->ip6_table_index = ~0;
+ a->ip4_table_index = last_table;
+ a->ip6_table_index = last_table;
a->l2_table_index = last_table;
+ a->out_ip4_table_index = out_last_table;
+ a->out_ip6_table_index = out_last_table;
+ a->out_l2_table_index = out_last_table;
+
/* Populate the classifier tables with rules from the MACIP ACL */
for (i = 0; i < a->count; i++)
{
u32 action = 0;
u32 metadata = 0;
int is6 = a->rules[i].is_ipv6;
- int l3_src_offs = get_l3_src_offset(is6);
- memset (mask, 0, sizeof (mask));
- memcpy (&mask[6], a->rules[i].src_mac, 6);
- memset (&mask[12], 0xff, 2); /* ethernet protocol */
- if (is6)
- {
- memcpy (&mask[l3_src_offs], &a->rules[i].src_ip_addr.ip6, 16);
- mask[12] = 0x86;
- mask[13] = 0xdd;
- }
- else
- {
- memcpy (&mask[l3_src_offs], &a->rules[i].src_ip_addr.ip4, 4);
- mask[12] = 0x08;
- mask[13] = 0x00;
- }
+ int l3_src_offs;
+ int l3_dst_offs;
+ u32 tag_table;
+ int tags, eth;
+
match_type_index =
macip_find_match_type (mvec, a->rules[i].src_mac_mask,
a->rules[i].src_prefixlen,
a->rules[i].is_ipv6);
- /* add session to table mvec[match_type_index].table_index; */
- vnet_classify_add_del_session (cm, mvec[match_type_index].table_index,
- mask, a->rules[i].is_permit ? ~0 : 0, i,
- 0, action, metadata, 1);
+ ASSERT (match_type_index != ~0);
+
+ for (tags = 2; tags >= 0; tags--)
+ {
+ 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)
+ {
+ case 0:
+ default:
+ tag_table = mvec[match_type_index].table_index;
+ eth = 12;
+ break;
+ case 1:
+ tag_table = mvec[match_type_index].dot1q_table_index;
+ mask[12] = 0x81;
+ mask[13] = 0x00;
+ eth = 16;
+ break;
+ case 2:
+ tag_table = mvec[match_type_index].dot1ad_table_index;
+ mask[12] = 0x88;
+ mask[13] = 0xa8;
+ mask[16] = 0x81;
+ mask[17] = 0x00;
+ eth = 20;
+ break;
+ }
+ if (is6)
+ {
+ memcpy (&mask[l3_src_offs], &a->rules[i].src_ip_addr.ip6, 16);
+ mask[eth] = 0x86;
+ mask[eth + 1] = 0xdd;
+ }
+ else
+ {
+ memcpy (&mask[l3_src_offs], &a->rules[i].src_ip_addr.ip4, 4);
+ mask[eth] = 0x08;
+ mask[eth + 1] = 0x00;
+ }
+
+ /* add session to table mvec[match_type_index].table_index; */
+ 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);
+ }
+
/* add ARP table entry too */
if (!is6 && (mvec[match_type_index].arp_table_index != ~0))
- {
- 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);
- }
+ {
+ memset (mask, 0, sizeof (mask));
+ memcpy (&mask[6], a->rules[i].src_mac, 6);
+
+ 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));
+ 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);
+ switch (tags)
+ {
+ case 0:
+ default:
+ tag_table = mvec[match_type_index].out_table_index;
+ eth = 12;
+ break;
+ case 1:
+ tag_table = mvec[match_type_index].out_dot1q_table_index;
+ mask[12] = 0x81;
+ mask[13] = 0x00;
+ eth = 16;
+ break;
+ case 2:
+ tag_table = mvec[match_type_index].out_dot1ad_table_index;
+ mask[12] = 0x88;
+ mask[13] = 0xa8;
+ mask[16] = 0x81;
+ mask[17] = 0x00;
+ eth = 20;
+ break;
+ }
+ if (is6)
+ {
+ memcpy (&mask[l3_dst_offs], &a->rules[i].src_ip_addr.ip6,
+ 16);
+ mask[eth] = 0x86;
+ mask[eth + 1] = 0xdd;
+ }
+ else
+ {
+ memcpy (&mask[l3_dst_offs], &a->rules[i].src_ip_addr.ip4,
+ 4);
+ mask[eth] = 0x08;
+ mask[eth + 1] = 0x00;
+ }
+
+ /* add session to table mvec[match_type_index].table_index; */
+ 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);
+ }
+
+ /* add ARP table entry too */
+ if (!is6 && (mvec[match_type_index].out_arp_table_index != ~0))
+ {
+ for (tags = 2; tags >= 0; tags--)
+ {
+ memset (mask, 0, sizeof (mask));
+ switch (tags)
+ {
+ case 0:
+ default:
+ tag_table = mvec[match_type_index].out_arp_table_index;
+ mask[12] = 0x08;
+ mask[13] = 0x06;
+ break;
+ case 1:
+ tag_table =
+ mvec[match_type_index].out_arp_dot1q_table_index;
+ mask[12] = 0x81;
+ mask[13] = 0x00;
+ mask[16] = 0x08;
+ mask[17] = 0x06;
+ break;
+ case 2:
+ tag_table =
+ mvec[match_type_index].out_arp_dot1ad_table_index;
+ mask[12] = 0x88;
+ mask[13] = 0xa8;
+ mask[16] = 0x81;
+ mask[17] = 0x00;
+ mask[20] = 0x08;
+ mask[21] = 0x06;
+ break;
+ }
+
+ vnet_classify_add_del_session (cm, tag_table,
+ mask,
+ a->
+ rules[i].is_permit ? ~0 : 0,
+ i, 0, action, metadata, 1);
+ }
+ }
+ }
}
return 0;
}
macip_destroy_classify_tables (acl_main_t * am, u32 macip_acl_index)
{
vnet_classify_main_t *cm = &vnet_classify_main;
- macip_acl_list_t *a = &am->macip_acls[macip_acl_index];
+ macip_acl_list_t *a = pool_elt_at_index (am->macip_acls, macip_acl_index);
if (a->ip4_table_index != ~0)
{
- acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0, &a->ip4_table_index, 0);
+ acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0,
+ &a->ip4_table_index, 0);
a->ip4_table_index = ~0;
}
if (a->ip6_table_index != ~0)
{
- acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0, &a->ip6_table_index, 0);
+ acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0,
+ &a->ip6_table_index, 0);
a->ip6_table_index = ~0;
}
if (a->l2_table_index != ~0)
{
- acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0, &a->l2_table_index, 0);
+ acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0, &a->l2_table_index,
+ 0);
a->l2_table_index = ~0;
}
+ if (a->out_ip4_table_index != ~0)
+ {
+ acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0,
+ &a->out_ip4_table_index, 0);
+ a->out_ip4_table_index = ~0;
+ }
+ if (a->out_ip6_table_index != ~0)
+ {
+ acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0,
+ &a->out_ip6_table_index, 0);
+ a->out_ip6_table_index = ~0;
+ }
+ if (a->out_l2_table_index != ~0)
+ {
+ acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0,
+ &a->out_l2_table_index, 0);
+ a->out_l2_table_index = ~0;
+ }
+}
+
+static int
+macip_maybe_apply_unapply_classifier_tables (acl_main_t * am, u32 acl_index,
+ int is_apply)
+{
+ int rv = 0;
+ int rv0 = 0;
+ int i;
+ macip_acl_list_t *a = pool_elt_at_index (am->macip_acls, acl_index);
+
+ for (i = 0; i < vec_len (am->macip_acl_by_sw_if_index); i++)
+ if (vec_elt (am->macip_acl_by_sw_if_index, i) == acl_index)
+ {
+ rv0 = vnet_set_input_acl_intfc (am->vlib_main, i, a->ip4_table_index,
+ a->ip6_table_index, a->l2_table_index,
+ is_apply);
+ /* return the first unhappy outcome but make try to plough through. */
+ rv = rv || rv0;
+ rv0 =
+ vnet_set_output_acl_intfc (am->vlib_main, i, a->out_ip4_table_index,
+ a->out_ip6_table_index,
+ a->out_l2_table_index, is_apply);
+ /* return the first unhappy outcome but make try to plough through. */
+ rv = rv || rv0;
+ }
+ return rv;
}
static int
acl_main_t *am = &acl_main;
macip_acl_list_t *a;
macip_acl_rule_t *r;
- macip_acl_rule_t *acl_new_rules;
+ macip_acl_rule_t *acl_new_rules = 0;
int i;
+ int rv = 0;
- /* Create and populate the rules */
- acl_new_rules = clib_mem_alloc_aligned (sizeof (macip_acl_rule_t) * count,
- CLIB_CACHE_LINE_BYTES);
- if (!acl_new_rules)
+ if (*acl_list_index != ~0)
+ {
+ /* They supplied some number, let's see if this MACIP ACL exists */
+ if (pool_is_free_index (am->macip_acls, *acl_list_index))
+ {
+ /* tried to replace a non-existent ACL, no point doing anything */
+ clib_warning
+ ("acl-plugin-error: Trying to replace nonexistent MACIP ACL %d (tag %s)",
+ *acl_list_index, tag);
+ return VNET_API_ERROR_NO_SUCH_ENTRY;
+ }
+ }
+
+ if (0 == count)
{
- /* Could not allocate rules. New or existing ACL - bail out regardless */
- return -1;
+ clib_warning
+ ("acl-plugin-warning: Trying to create empty MACIP ACL (tag %s)",
+ tag);
}
+ /* if replacing the ACL, unapply the classifier tables first - they will be gone.. */
+ if (~0 != *acl_list_index)
+ rv = macip_maybe_apply_unapply_classifier_tables (am, *acl_list_index, 0);
+ void *oldheap = acl_set_heap (am);
+ /* Create and populate the rules */
+ if (count > 0)
+ vec_validate (acl_new_rules, count - 1);
for (i = 0; i < count; i++)
{
r->is_ipv6 = rules[i].is_ipv6;
memcpy (&r->src_mac, rules[i].src_mac, 6);
memcpy (&r->src_mac_mask, rules[i].src_mac_mask, 6);
- if(rules[i].is_ipv6)
- memcpy (&r->src_ip_addr.ip6, rules[i].src_ip_addr, 16);
+ if (rules[i].is_ipv6)
+ memcpy (&r->src_ip_addr.ip6, rules[i].src_ip_addr, 16);
else
- memcpy (&r->src_ip_addr.ip4, rules[i].src_ip_addr, 4);
+ memcpy (&r->src_ip_addr.ip4, rules[i].src_ip_addr, 4);
r->src_prefixlen = rules[i].src_ip_prefix_len;
}
- /* Get ACL index */
- pool_get_aligned (am->macip_acls, a, CLIB_CACHE_LINE_BYTES);
- memset (a, 0, sizeof (*a));
- /* Will return the newly allocated ACL index */
- *acl_list_index = a - am->macip_acls;
+ if (~0 == *acl_list_index)
+ {
+ /* Get ACL index */
+ pool_get_aligned (am->macip_acls, a, CLIB_CACHE_LINE_BYTES);
+ memset (a, 0, sizeof (*a));
+ /* Will return the newly allocated ACL index */
+ *acl_list_index = a - am->macip_acls;
+ }
+ else
+ {
+ a = pool_elt_at_index (am->macip_acls, *acl_list_index);
+ if (a->rules)
+ {
+ vec_free (a->rules);
+ }
+ macip_destroy_classify_tables (am, *acl_list_index);
+ }
a->rules = acl_new_rules;
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);
-
- return 0;
+ clib_mem_set_heap (oldheap);
+ /* If the ACL was already applied somewhere, reapply the newly created tables */
+ rv = rv
+ || macip_maybe_apply_unapply_classifier_tables (am, *acl_list_index, 1);
+ return rv;
}
-
-/* No check for validity of sw_if_index - the callers were supposed to validate */
+/* No check that sw_if_index denotes a valid interface - the callers
+ * were supposed to validate.
+ *
+ * That said, if sw_if_index corresponds to an interface that exists at all,
+ * this function must return errors accordingly if the ACL is not applied.
+ */
static int
macip_acl_interface_del_acl (acl_main_t * am, u32 sw_if_index)
int rv;
u32 macip_acl_index;
macip_acl_list_t *a;
- vec_validate_init_empty (am->macip_acl_by_sw_if_index, sw_if_index, ~0);
+
+ /* 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 -1;
- a = &am->macip_acls[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 =
vnet_set_input_acl_intfc (am->vlib_main, sw_if_index, a->ip4_table_index,
a->ip6_table_index, a->l2_table_index, 0);
+ rv |=
+ vnet_set_output_acl_intfc (am->vlib_main, sw_if_index,
+ a->out_ip4_table_index, a->out_ip6_table_index,
+ a->out_l2_table_index, 0);
/* Unset the MACIP ACL index */
am->macip_acl_by_sw_if_index[sw_if_index] = ~0;
+ /* macip_acl_interface_add_acl did a vec_add1() to this previously, so [sw_if_index] should be valid */
+ u32 index = vec_search (am->sw_if_index_vec_by_macip_acl[macip_acl_index],
+ sw_if_index);
+ if (index != ~0)
+ vec_del1 (am->sw_if_index_vec_by_macip_acl[macip_acl_index], index);
return rv;
}
int rv;
if (pool_is_free_index (am->macip_acls, macip_acl_index))
{
- return -1;
+ return VNET_API_ERROR_NO_SUCH_ENTRY;
}
- a = &am->macip_acls[macip_acl_index];
+ void *oldheap = acl_set_heap (am);
+ a = pool_elt_at_index (am->macip_acls, macip_acl_index);
vec_validate_init_empty (am->macip_acl_by_sw_if_index, sw_if_index, ~0);
+ vec_validate (am->sw_if_index_vec_by_macip_acl, macip_acl_index);
+ vec_add1 (am->sw_if_index_vec_by_macip_acl[macip_acl_index], sw_if_index);
+ clib_mem_set_heap (oldheap);
/* If there already a MACIP ACL applied, unapply it */
if (~0 != am->macip_acl_by_sw_if_index[sw_if_index])
- macip_acl_interface_del_acl(am, sw_if_index);
+ macip_acl_interface_del_acl (am, sw_if_index);
am->macip_acl_by_sw_if_index[sw_if_index] = macip_acl_index;
+
/* Apply the classifier tables for L2 ACLs */
rv =
vnet_set_input_acl_intfc (am->vlib_main, sw_if_index, a->ip4_table_index,
a->ip6_table_index, a->l2_table_index, 1);
+ rv |=
+ vnet_set_output_acl_intfc (am->vlib_main, sw_if_index,
+ a->out_ip4_table_index, a->out_ip6_table_index,
+ a->out_l2_table_index, 1);
return rv;
}
int i;
if (pool_is_free_index (am->macip_acls, acl_list_index))
{
- return -1;
+ return VNET_API_ERROR_NO_SUCH_ENTRY;
}
/* delete any references to the ACL */
}
}
+ void *oldheap = acl_set_heap (am);
/* Now that classifier tables are detached, clean them up */
macip_destroy_classify_tables (am, acl_list_index);
/* now we can delete the ACL itself */
- a = &am->macip_acls[acl_list_index];
+ a = pool_elt_at_index (am->macip_acls, acl_list_index);
if (a->rules)
{
- clib_mem_free (a->rules);
+ vec_free (a->rules);
}
pool_put (am->macip_acls, a);
+ clib_mem_set_heap (oldheap);
return 0;
}
return rv;
}
+/*
+ * If the client does not allocate enough memory for a variable-length
+ * message, and then proceed to use it as if the full memory allocated,
+ * absent the check we happily consume that on the VPP side, and go
+ * along as if nothing happened. However, the resulting
+ * effects range from just garbage in the API decode
+ * (because the decoder snoops too far), to potential memory
+ * corruptions.
+ *
+ * This verifies that the actual length of the message is
+ * at least expected_len, and complains loudly if it is not.
+ *
+ * A failing check here is 100% a software bug on the API user side,
+ * so we might as well yell.
+ *
+ */
+static int
+verify_message_len (void *mp, u32 expected_len, char *where)
+{
+ u32 supplied_len = vl_msg_api_get_msg_length (mp);
+ if (supplied_len < expected_len)
+ {
+ clib_warning ("%s: Supplied message length %d is less than expected %d",
+ where, supplied_len, expected_len);
+ return 0;
+ }
+ else
+ {
+ return 1;
+ }
+}
+
/* API message handler */
static void
vl_api_acl_add_replace_t_handler (vl_api_acl_add_replace_t * mp)
acl_main_t *am = &acl_main;
int rv;
u32 acl_list_index = ntohl (mp->acl_index);
+ u32 acl_count = ntohl (mp->count);
+ u32 expected_len = sizeof (*mp) + acl_count * sizeof (mp->r[0]);
- rv = acl_add_list (ntohl (mp->count), mp->r, &acl_list_index, mp->tag);
+ if (verify_message_len (mp, expected_len, "acl_add_replace"))
+ {
+ rv = acl_add_list (acl_count, mp->r, &acl_list_index, mp->tag);
+ }
+ else
+ {
+ rv = VNET_API_ERROR_INVALID_VALUE;
+ }
/* *INDENT-OFF* */
REPLY_MACRO2(VL_API_ACL_ADD_REPLACE_REPLY,
vl_api_acl_interface_add_del_reply_t *rmp;
int rv = -1;
- if (pool_is_free_index(im->sw_interfaces, sw_if_index))
+ if (pool_is_free_index (im->sw_interfaces, sw_if_index))
rv = VNET_API_ERROR_INVALID_SW_IF_INDEX;
else
rv =
acl_interface_add_del_inout_acl (sw_if_index, mp->is_add,
- mp->is_input, ntohl (mp->acl_index));
+ mp->is_input, ntohl (mp->acl_index));
REPLY_MACRO (VL_API_ACL_INTERFACE_ADD_DEL_REPLY);
}
static void
-vl_api_acl_interface_set_acl_list_t_handler
+ vl_api_acl_interface_set_acl_list_t_handler
(vl_api_acl_interface_set_acl_list_t * mp)
{
acl_main_t *am = &acl_main;
vnet_interface_main_t *im = &am->vnet_main->interface_main;
u32 sw_if_index = ntohl (mp->sw_if_index);
- if (pool_is_free_index(im->sw_interfaces, sw_if_index))
+ if (pool_is_free_index (im->sw_interfaces, sw_if_index))
rv = VNET_API_ERROR_INVALID_SW_IF_INDEX;
else
{
- acl_interface_reset_inout_acls (sw_if_index, 0);
- acl_interface_reset_inout_acls (sw_if_index, 1);
-
+ int may_clear_sessions = 1;
for (i = 0; i < mp->count; i++)
- {
- acl_interface_add_del_inout_acl (sw_if_index, 1, (i < mp->n_input),
- ntohl (mp->acls[i]));
- }
+ {
+ if (acl_is_not_defined (am, ntohl (mp->acls[i])))
+ {
+ /* ACL does not exist, so we can not apply it */
+ rv = VNET_API_ERROR_NO_SUCH_ENTRY;
+ }
+ }
+ 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++)
+ 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);
+ }
}
REPLY_MACRO (VL_API_ACL_INTERFACE_SET_ACL_LIST_REPLY);
{
api_rule->is_permit = r->is_permit;
api_rule->is_ipv6 = r->is_ipv6;
- if(r->is_ipv6)
+ if (r->is_ipv6)
{
memcpy (api_rule->src_ip_addr, &r->src, sizeof (r->src));
memcpy (api_rule->dst_ip_addr, &r->dst, sizeof (r->dst));
}
static void
-send_acl_details (acl_main_t * am, unix_shared_memory_queue_t * q,
+send_acl_details (acl_main_t * am, vl_api_registration_t * reg,
acl_list_t * acl, u32 context)
{
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;
+ void *oldheap = acl_set_heap (am);
mp = vl_msg_api_alloc (msg_size);
memset (mp, 0, msg_size);
copy_acl_rule_to_api_rule (&rules[i], &acl->rules[i]);
}
- clib_warning("Sending acl details for ACL index %d", ntohl(mp->acl_index));
- vl_msg_api_send_shmem (q, (u8 *) & mp);
+ clib_mem_set_heap (oldheap);
+ vl_api_send_msg (reg, (u8 *) mp);
}
acl_main_t *am = &acl_main;
u32 acl_index;
acl_list_t *acl;
-
int rv = -1;
- unix_shared_memory_queue_t *q;
+ vl_api_registration_t *reg;
- q = vl_api_client_index_to_input_queue (mp->client_index);
- if (q == 0)
- {
- return;
- }
+ reg = vl_api_client_index_to_registration (mp->client_index);
+ if (!reg)
+ return;
if (mp->acl_index == ~0)
{
/* Just dump all ACLs */
pool_foreach (acl, am->acls,
({
- send_acl_details(am, q, acl, mp->context);
+ send_acl_details(am, reg, acl, mp->context);
}));
/* *INDENT-ON* */
}
acl_index = ntohl (mp->acl_index);
if (!pool_is_free_index (am->acls, acl_index))
{
- acl = &am->acls[acl_index];
- send_acl_details (am, q, acl, mp->context);
+ acl = pool_elt_at_index (am->acls, acl_index);
+ send_acl_details (am, reg, acl, mp->context);
}
}
static void
send_acl_interface_list_details (acl_main_t * am,
- unix_shared_memory_queue_t * q,
+ vl_api_registration_t * reg,
u32 sw_if_index, u32 context)
{
vl_api_acl_interface_list_details_t *mp;
int n_output;
int count;
int i = 0;
+ void *oldheap = acl_set_heap (am);
vec_validate (am->input_acl_vec_by_sw_if_index, sw_if_index);
vec_validate (am->output_acl_vec_by_sw_if_index, sw_if_index);
+ clib_mem_set_heap (oldheap);
+
n_input = vec_len (am->input_acl_vec_by_sw_if_index[sw_if_index]);
n_output = vec_len (am->output_acl_vec_by_sw_if_index[sw_if_index]);
count = n_input + n_output;
mp->acls[n_input + i] =
htonl (am->output_acl_vec_by_sw_if_index[sw_if_index][i]);
}
-
- vl_msg_api_send_shmem (q, (u8 *) & mp);
+ vl_api_send_msg (reg, (u8 *) mp);
}
static void
vnet_interface_main_t *im = &am->vnet_main->interface_main;
u32 sw_if_index;
- unix_shared_memory_queue_t *q;
+ vl_api_registration_t *reg;
- q = vl_api_client_index_to_input_queue (mp->client_index);
- if (q == 0)
- {
- return;
- }
+ reg = vl_api_client_index_to_registration (mp->client_index);
+ if (!reg)
+ return;
if (mp->sw_if_index == ~0)
{
/* *INDENT-OFF* */
pool_foreach (swif, im->sw_interfaces,
({
- send_acl_interface_list_details(am, q, swif->sw_if_index, mp->context);
+ send_acl_interface_list_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_list_details (am, q, sw_if_index, mp->context);
+ if (!pool_is_free_index (im->sw_interfaces, sw_if_index))
+ send_acl_interface_list_details (am, reg, sw_if_index, mp->context);
}
}
acl_main_t *am = &acl_main;
int rv;
u32 acl_list_index = ~0;
+ u32 acl_count = ntohl (mp->count);
+ u32 expected_len = sizeof (*mp) + acl_count * sizeof (mp->r[0]);
- rv =
- macip_acl_add_list (ntohl (mp->count), mp->r, &acl_list_index, mp->tag);
+ if (verify_message_len (mp, expected_len, "macip_acl_add"))
+ {
+ rv = macip_acl_add_list (acl_count, mp->r, &acl_list_index, mp->tag);
+ }
+ else
+ {
+ rv = VNET_API_ERROR_INVALID_VALUE;
+ }
/* *INDENT-OFF* */
REPLY_MACRO2(VL_API_MACIP_ACL_ADD_REPLY,
}
static void
-vl_api_macip_acl_del_t_handler (vl_api_macip_acl_del_t * mp)
+vl_api_macip_acl_add_replace_t_handler (vl_api_macip_acl_add_replace_t * mp)
{
+ vl_api_macip_acl_add_replace_reply_t *rmp;
acl_main_t *am = &acl_main;
- vl_api_macip_acl_del_reply_t *rmp;
int rv;
+ u32 acl_list_index = ntohl (mp->acl_index);
+ u32 acl_count = ntohl (mp->count);
+ u32 expected_len = sizeof (*mp) + acl_count * sizeof (mp->r[0]);
- rv = macip_acl_del_list (ntohl (mp->acl_index));
+ if (verify_message_len (mp, expected_len, "macip_acl_add_replace"))
+ {
+ rv = macip_acl_add_list (acl_count, mp->r, &acl_list_index, mp->tag);
+ }
+ else
+ {
+ rv = VNET_API_ERROR_INVALID_VALUE;
+ }
+
+ /* *INDENT-OFF* */
+ REPLY_MACRO2(VL_API_MACIP_ACL_ADD_REPLACE_REPLY,
+ ({
+ rmp->acl_index = htonl(acl_list_index);
+ }));
+ /* *INDENT-ON* */
+}
+
+static void
+vl_api_macip_acl_del_t_handler (vl_api_macip_acl_del_t * mp)
+{
+ acl_main_t *am = &acl_main;
+ vl_api_macip_acl_del_reply_t *rmp;
+ int rv;
+
+ rv = macip_acl_del_list (ntohl (mp->acl_index));
REPLY_MACRO (VL_API_MACIP_ACL_DEL_REPLY);
}
static void
-vl_api_macip_acl_interface_add_del_t_handler
+ vl_api_macip_acl_interface_add_del_t_handler
(vl_api_macip_acl_interface_add_del_t * mp)
{
acl_main_t *am = &acl_main;
vnet_interface_main_t *im = &am->vnet_main->interface_main;
u32 sw_if_index = ntohl (mp->sw_if_index);
- if (pool_is_free_index(im->sw_interfaces, sw_if_index))
+ if (pool_is_free_index (im->sw_interfaces, sw_if_index))
rv = VNET_API_ERROR_INVALID_SW_IF_INDEX;
else
rv =
macip_acl_interface_add_del_acl (ntohl (mp->sw_if_index), mp->is_add,
- ntohl (mp->acl_index));
+ ntohl (mp->acl_index));
REPLY_MACRO (VL_API_MACIP_ACL_INTERFACE_ADD_DEL_REPLY);
}
static void
-send_macip_acl_details (acl_main_t * am, unix_shared_memory_queue_t * q,
+send_macip_acl_details (acl_main_t * am, vl_api_registration_t * reg,
macip_acl_list_t * acl, u32 context)
{
vl_api_macip_acl_details_t *mp;
memcpy (rules[i].src_mac, &r->src_mac, sizeof (r->src_mac));
memcpy (rules[i].src_mac_mask, &r->src_mac_mask,
sizeof (r->src_mac_mask));
- if (r->is_ipv6)
- memcpy (rules[i].src_ip_addr, &r->src_ip_addr.ip6,
- sizeof (r->src_ip_addr.ip6));
- else
- memcpy (rules[i].src_ip_addr, &r->src_ip_addr.ip4,
- sizeof (r->src_ip_addr.ip4));
+ if (r->is_ipv6)
+ memcpy (rules[i].src_ip_addr, &r->src_ip_addr.ip6,
+ sizeof (r->src_ip_addr.ip6));
+ else
+ memcpy (rules[i].src_ip_addr, &r->src_ip_addr.ip4,
+ sizeof (r->src_ip_addr.ip4));
rules[i].src_ip_prefix_len = r->src_prefixlen;
}
}
mp->count = 0;
}
- vl_msg_api_send_shmem (q, (u8 *) & mp);
+ vl_api_send_msg (reg, (u8 *) mp);
}
acl_main_t *am = &acl_main;
macip_acl_list_t *acl;
- unix_shared_memory_queue_t *q;
+ vl_api_registration_t *reg;
- q = vl_api_client_index_to_input_queue (mp->client_index);
- if (q == 0)
- {
- return;
- }
+ reg = vl_api_client_index_to_registration (mp->client_index);
+ if (!reg)
+ return;
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, q, acl,
- mp->
- context);}
+ send_macip_acl_details (am, reg,
+ acl,
+ mp->context);
+ }
));
/* *INDENT-ON* */
}
u32 acl_index = ntohl (mp->acl_index);
if (!pool_is_free_index (am->macip_acls, acl_index))
{
- acl = &am->macip_acls[acl_index];
- send_macip_acl_details (am, q, acl, mp->context);
+ acl = pool_elt_at_index (am->macip_acls, acl_index);
+ send_macip_acl_details (am, reg, acl, mp->context);
}
}
}
vl_api_macip_acl_interface_get_reply_t *rmp;
u32 count = vec_len (am->macip_acl_by_sw_if_index);
int msg_size = sizeof (*rmp) + sizeof (rmp->acls[0]) * count;
- unix_shared_memory_queue_t *q;
+ vl_api_registration_t *reg;
int i;
- q = vl_api_client_index_to_input_queue (mp->client_index);
- if (q == 0)
- {
- return;
- }
+ reg = vl_api_client_index_to_registration (mp->client_index);
+ if (!reg)
+ return;
rmp = vl_msg_api_alloc (msg_size);
memset (rmp, 0, msg_size);
rmp->acls[i] = htonl (am->macip_acl_by_sw_if_index[i]);
}
- vl_msg_api_send_shmem (q, (u8 *) & rmp);
+ vl_api_send_msg (reg, (u8 *) rmp);
+}
+
+static void
+send_macip_acl_interface_list_details (acl_main_t * am,
+ vl_api_registration_t * reg,
+ u32 sw_if_index,
+ u32 acl_index, u32 context)
+{
+ vl_api_macip_acl_interface_list_details_t *rmp;
+ /* at this time there is only ever 1 mac ip acl per interface */
+ int msg_size = sizeof (*rmp) + sizeof (rmp->acls[0]);
+
+ rmp = vl_msg_api_alloc (msg_size);
+ memset (rmp, 0, msg_size);
+ rmp->_vl_msg_id =
+ ntohs (VL_API_MACIP_ACL_INTERFACE_LIST_DETAILS + am->msg_id_base);
+
+ /* fill in the message */
+ rmp->context = context;
+ rmp->count = 1;
+ rmp->sw_if_index = htonl (sw_if_index);
+ rmp->acls[0] = htonl (acl_index);
+
+ vl_api_send_msg (reg, (u8 *) rmp);
+}
+
+static void
+ vl_api_macip_acl_interface_list_dump_t_handler
+ (vl_api_macip_acl_interface_list_dump_t * mp)
+{
+ vl_api_registration_t *reg;
+ acl_main_t *am = &acl_main;
+ u32 sw_if_index = ntohl (mp->sw_if_index);
+
+ reg = vl_api_client_index_to_registration (mp->client_index);
+ if (!reg)
+ return;
+
+ if (sw_if_index == ~0)
+ {
+ vec_foreach_index (sw_if_index, am->macip_acl_by_sw_if_index)
+ {
+ if (~0 != am->macip_acl_by_sw_if_index[sw_if_index])
+ {
+ send_macip_acl_interface_list_details (am, reg, sw_if_index,
+ am->macip_acl_by_sw_if_index
+ [sw_if_index],
+ mp->context);
+ }
+ }
+ }
+ else
+ {
+ if (vec_len (am->macip_acl_by_sw_if_index) > sw_if_index)
+ {
+ send_macip_acl_interface_list_details (am, reg, sw_if_index,
+ am->macip_acl_by_sw_if_index
+ [sw_if_index], mp->context);
+ }
+ }
+}
+
+static void
+ vl_api_acl_interface_set_etype_whitelist_t_handler
+ (vl_api_acl_interface_set_etype_whitelist_t * mp)
+{
+ acl_main_t *am = &acl_main;
+ vl_api_acl_interface_set_etype_whitelist_reply_t *rmp;
+ int rv = 0;
+ int i;
+ vnet_interface_main_t *im = &am->vnet_main->interface_main;
+ u32 sw_if_index = ntohl (mp->sw_if_index);
+ u16 *vec_in = 0, *vec_out = 0;
+ void *oldheap = acl_set_heap (am);
+
+ if (pool_is_free_index (im->sw_interfaces, sw_if_index))
+ rv = VNET_API_ERROR_INVALID_SW_IF_INDEX;
+ else
+ {
+ for (i = 0; i < mp->count; i++)
+ {
+ if (i < mp->n_input)
+ vec_add1 (vec_in, ntohs (mp->whitelist[i]));
+ else
+ vec_add1 (vec_out, ntohs (mp->whitelist[i]));
+ }
+ rv = acl_set_etype_whitelists (am, sw_if_index, vec_in, vec_out);
+ }
+
+ clib_mem_set_heap (oldheap);
+ REPLY_MACRO (VL_API_ACL_INTERFACE_SET_ETYPE_WHITELIST_REPLY);
+}
+
+static void
+send_acl_interface_etype_whitelist_details (acl_main_t * am,
+ vl_api_registration_t * reg,
+ u32 sw_if_index, u32 context)
+{
+ 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;
+
+ u16 *whitelist_in = 0;
+ u16 *whitelist_out = 0;
+
+ 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);
+
+ 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);
+
+ if ((0 == whitelist_in) && (0 == whitelist_out))
+ return; /* nothing to do */
+
+ void *oldheap = acl_set_heap (am);
+
+ n_input = vec_len (whitelist_in);
+ n_output = vec_len (whitelist_out);
+ count = n_input + n_output;
+
+ msg_size = sizeof (*mp);
+ msg_size += sizeof (mp->whitelist[0]) * count;
+
+ mp = vl_msg_api_alloc (msg_size);
+ memset (mp, 0, msg_size);
+ mp->_vl_msg_id =
+ ntohs (VL_API_ACL_INTERFACE_ETYPE_WHITELIST_DETAILS + am->msg_id_base);
+
+ /* 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);
}
+
+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;
+
+ u32 sw_if_index;
+ vl_api_registration_t *reg;
+
+ reg = vl_api_client_index_to_registration (mp->client_index);
+ if (!reg)
+ return;
+
+ 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);
+ }
+}
+
+
+
/* Set up the API message handling tables */
static clib_error_t *
acl_plugin_api_hookup (vlib_main_t * vm)
}
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;
-
- 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");
-
-
- 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);
-
- 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);
-
- 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);
-
-
- 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");
-
- 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);
-
- 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);
-
- 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);
-}
-
-static void
-acl_set_timeout_sec(int timeout_type, u32 value)
+acl_set_timeout_sec (int timeout_type, u32 value)
{
acl_main_t *am = &acl_main;
clib_time_t *ct = &am->vlib_main->clib_time;
- if (timeout_type < ACL_N_TIMEOUTS) {
- am->session_timeout_sec[timeout_type] = value;
- } else {
- clib_warning("Unknown timeout type %d", timeout_type);
- return;
- }
- am->session_timeout[timeout_type] = (u64)(((f64)value)/ct->seconds_per_clock);
+ if (timeout_type < ACL_N_TIMEOUTS)
+ {
+ am->session_timeout_sec[timeout_type] = value;
+ }
+ else
+ {
+ clib_warning ("Unknown timeout type %d", timeout_type);
+ return;
+ }
+ am->session_timeout[timeout_type] =
+ (u64) (((f64) value) / ct->seconds_per_clock);
}
static void
-acl_set_session_max_entries(u32 value)
+acl_set_session_max_entries (u32 value)
{
acl_main_t *am = &acl_main;
am->fa_conn_table_max_entries = value;
}
static int
-acl_set_skip_ipv6_eh(u32 eh, u32 value)
+acl_set_skip_ipv6_eh (u32 eh, u32 value)
{
acl_main_t *am = &acl_main;
+
if ((eh < 256) && (value < 2))
{
- am->fa_ipv6_known_eh_bitmap = clib_bitmap_set(am->fa_ipv6_known_eh_bitmap, eh, value);
+ am->fa_ipv6_known_eh_bitmap =
+ clib_bitmap_set (am->fa_ipv6_known_eh_bitmap, eh, value);
return 1;
}
else
acl_sw_interface_add_del (vnet_main_t * vnm, u32 sw_if_index, u32 is_add)
{
acl_main_t *am = &acl_main;
- if (0 == is_add) {
- vlib_process_signal_event (am->vlib_main, am->fa_cleaner_node_index,
- ACL_FA_CLEANER_DELETE_BY_SW_IF_INDEX, sw_if_index);
- }
+ if (0 == am->acl_mheap)
+ {
+ /* ACL heap is not initialized, so definitely nothing to do. */
+ return 0;
+ }
+ 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, &may_clear_sessions);
+ acl_interface_reset_inout_acls (sw_if_index, 1, &may_clear_sessions);
+ }
return 0;
}
VNET_SW_INTERFACE_ADD_DEL_FUNCTION (acl_sw_interface_add_del);
+
+
static clib_error_t *
acl_set_aclplugin_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
+ unformat_input_t * input, vlib_cli_command_t * cmd)
{
clib_error_t *error = 0;
u32 timeout = 0;
uword memory_size = 0;
acl_main_t *am = &acl_main;
- if (unformat (input, "skip-ipv6-extension-header %u %u", &eh_val, &val)) {
- if(!acl_set_skip_ipv6_eh(eh_val, val)) {
- error = clib_error_return(0, "expecting eh=0..255, value=0..1");
+ if (unformat (input, "skip-ipv6-extension-header %u %u", &eh_val, &val))
+ {
+ if (!acl_set_skip_ipv6_eh (eh_val, val))
+ {
+ error = clib_error_return (0, "expecting eh=0..255, value=0..1");
+ }
+ goto done;
+ }
+ if (unformat (input, "use-hash-acl-matching %u", &val))
+ {
+ am->use_hash_acl_matching = (val != 0);
+ goto done;
}
- goto done;
- }
if (unformat (input, "l4-match-nonfirst-fragment %u", &val))
{
am->l4_match_nonfirst_fragment = (val != 0);
goto done;
}
- if (unformat (input, "session")) {
- if (unformat (input, "clear")) {
- acl_main_t *am = &acl_main;
- vlib_process_signal_event (am->vlib_main, am->fa_cleaner_node_index,
- ACL_FA_CLEANER_DELETE_BY_SW_IF_INDEX, ~0);
- goto done;
+ if (unformat (input, "reclassify-sessions %u", &val))
+ {
+ am->reclassify_sessions = (val != 0);
+ goto done;
}
- if (unformat (input, "table")) {
- /* The commands here are for tuning/testing. No user-serviceable parts inside */
- if (unformat (input, "max-entries")) {
- if (!unformat(input, "%u", &val)) {
- error = clib_error_return(0,
- "expecting maximum number of entries, got `%U`",
- format_unformat_error, input);
+ 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 {
- acl_set_session_max_entries(val);
- goto done;
}
- }
- if (unformat (input, "hash-table-buckets")) {
- if (!unformat(input, "%u", &val)) {
- error = clib_error_return(0,
- "expecting maximum number of hash table buckets, got `%U`",
- format_unformat_error, input);
+ else
+ {
+ am->trace_acl = val;
goto done;
- } else {
- am->fa_conn_table_hash_num_buckets = val;
- goto done;
}
- }
- if (unformat (input, "hash-table-memory")) {
- if (!unformat(input, "%U", unformat_memory_size, &memory_size)) {
- error = clib_error_return(0,
- "expecting maximum amount of hash table memory, got `%U`",
- format_unformat_error, input);
+ }
+ if (unformat (input, "heap"))
+ {
+ if (unformat (input, "main"))
+ {
+ if (unformat (input, "validate %u", &val))
+ acl_plugin_acl_set_validate_heap (am, val);
+ else if (unformat (input, "trace %u", &val))
+ acl_plugin_acl_set_trace_heap (am, val);
+ goto done;
+ }
+ else if (unformat (input, "hash"))
+ {
+ if (unformat (input, "validate %u", &val))
+ acl_plugin_hash_acl_set_validate_heap (val);
+ else if (unformat (input, "trace %u", &val))
+ acl_plugin_hash_acl_set_trace_heap (val);
goto done;
- } else {
- am->fa_conn_table_hash_memory_size = memory_size;
- goto done;
}
- }
goto done;
}
- if (unformat (input, "timeout")) {
- if (unformat(input, "udp")) {
- if(unformat(input, "idle")) {
- if (!unformat(input, "%u", &timeout)) {
- error = clib_error_return(0,
- "expecting timeout value in seconds, got `%U`",
- format_unformat_error, input);
- goto done;
- } else {
- acl_set_timeout_sec(ACL_TIMEOUT_UDP_IDLE, timeout);
- goto done;
- }
- }
- }
- if (unformat(input, "tcp")) {
- if(unformat(input, "idle")) {
- if (!unformat(input, "%u", &timeout)) {
- error = clib_error_return(0,
- "expecting timeout value in seconds, got `%U`",
- format_unformat_error, input);
- goto done;
- } else {
- acl_set_timeout_sec(ACL_TIMEOUT_TCP_IDLE, timeout);
- goto done;
- }
+ if (unformat (input, "session"))
+ {
+ if (unformat (input, "table"))
+ {
+ /* The commands here are for tuning/testing. No user-serviceable parts inside */
+ if (unformat (input, "max-entries"))
+ {
+ if (!unformat (input, "%u", &val))
+ {
+ error = clib_error_return (0,
+ "expecting maximum number of entries, got `%U`",
+ format_unformat_error, input);
+ goto done;
+ }
+ else
+ {
+ acl_set_session_max_entries (val);
+ goto done;
+ }
+ }
+ if (unformat (input, "hash-table-buckets"))
+ {
+ if (!unformat (input, "%u", &val))
+ {
+ error = clib_error_return (0,
+ "expecting maximum number of hash table buckets, got `%U`",
+ format_unformat_error, input);
+ goto done;
+ }
+ else
+ {
+ am->fa_conn_table_hash_num_buckets = val;
+ goto done;
+ }
+ }
+ if (unformat (input, "hash-table-memory"))
+ {
+ if (!unformat (input, "%U", unformat_memory_size, &memory_size))
+ {
+ error = clib_error_return (0,
+ "expecting maximum amount of hash table memory, got `%U`",
+ format_unformat_error, input);
+ goto done;
+ }
+ else
+ {
+ am->fa_conn_table_hash_memory_size = memory_size;
+ 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_sessions = val;
+ goto done;
+ }
+ }
+ goto done;
}
- if(unformat(input, "transient")) {
- if (!unformat(input, "%u", &timeout)) {
- error = clib_error_return(0,
- "expecting timeout value in seconds, got `%U`",
- format_unformat_error, input);
- goto done;
- } else {
- acl_set_timeout_sec(ACL_TIMEOUT_TCP_TRANSIENT, timeout);
- goto done;
- }
+ if (unformat (input, "timeout"))
+ {
+ if (unformat (input, "udp"))
+ {
+ if (unformat (input, "idle"))
+ {
+ if (!unformat (input, "%u", &timeout))
+ {
+ error = clib_error_return (0,
+ "expecting timeout value in seconds, got `%U`",
+ format_unformat_error,
+ input);
+ goto done;
+ }
+ else
+ {
+ acl_set_timeout_sec (ACL_TIMEOUT_UDP_IDLE, timeout);
+ goto done;
+ }
+ }
+ }
+ if (unformat (input, "tcp"))
+ {
+ if (unformat (input, "idle"))
+ {
+ if (!unformat (input, "%u", &timeout))
+ {
+ error = clib_error_return (0,
+ "expecting timeout value in seconds, got `%U`",
+ format_unformat_error,
+ input);
+ goto done;
+ }
+ else
+ {
+ acl_set_timeout_sec (ACL_TIMEOUT_TCP_IDLE, timeout);
+ goto done;
+ }
+ }
+ if (unformat (input, "transient"))
+ {
+ if (!unformat (input, "%u", &timeout))
+ {
+ error = clib_error_return (0,
+ "expecting timeout value in seconds, got `%U`",
+ format_unformat_error,
+ input);
+ goto done;
+ }
+ else
+ {
+ acl_set_timeout_sec (ACL_TIMEOUT_TCP_TRANSIENT,
+ timeout);
+ goto done;
+ }
+ }
+ }
+ goto done;
}
- }
- goto done;
}
- }
done:
return error;
}
+static u8 *
+my_format_mac_address (u8 * s, va_list * args)
+{
+ u8 *a = va_arg (*args, u8 *);
+ return format (s, "%02x:%02x:%02x:%02x:%02x:%02x",
+ a[0], a[1], a[2], a[3], a[4], a[5]);
+}
+
+static inline u8 *
+my_macip_acl_rule_t_pretty_format (u8 * out, va_list * args)
+{
+ macip_acl_rule_t *a = va_arg (*args, macip_acl_rule_t *);
+
+ out = format (out, "%s action %d ip %U/%d mac %U mask %U",
+ a->is_ipv6 ? "ipv6" : "ipv4", a->is_permit,
+ format_ip46_address, &a->src_ip_addr,
+ a->is_ipv6 ? IP46_TYPE_IP6 : IP46_TYPE_IP4,
+ a->src_prefixlen,
+ my_format_mac_address, a->src_mac,
+ my_format_mac_address, a->src_mac_mask);
+ return (out);
+}
+
+static void
+macip_acl_print (acl_main_t * am, u32 macip_acl_index)
+{
+ vlib_main_t *vm = am->vlib_main;
+ int i;
+
+ /* Don't try to print someone else's memory */
+ 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);
+ int free_pool_slot = pool_is_free_index (am->macip_acls, macip_acl_index);
+
+ vlib_cli_output (vm,
+ "MACIP acl_index: %d, count: %d (true len %d) tag {%s} is free pool slot: %d\n",
+ macip_acl_index, a->count, vec_len (a->rules), a->tag,
+ free_pool_slot);
+ vlib_cli_output (vm,
+ " ip4_table_index %d, ip6_table_index %d, l2_table_index %d\n",
+ a->ip4_table_index, a->ip6_table_index, a->l2_table_index);
+ vlib_cli_output (vm,
+ " out_ip4_table_index %d, out_ip6_table_index %d, out_l2_table_index %d\n",
+ a->out_ip4_table_index, a->out_ip6_table_index,
+ a->out_l2_table_index);
+ for (i = 0; i < vec_len (a->rules); i++)
+ vlib_cli_output (vm, " rule %d: %U\n", i,
+ my_macip_acl_rule_t_pretty_format,
+ vec_elt_at_index (a->rules, i));
+
+}
+
static clib_error_t *
-acl_show_aclplugin_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
+acl_show_aclplugin_macip_acl_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;
+ int i;
+ u32 acl_index = ~0;
+
+ (void) unformat (input, "index %u", &acl_index);
+
+ for (i = 0; i < vec_len (am->macip_acls); 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;
+}
+
+static clib_error_t *
+acl_show_aclplugin_macip_interface_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;
+ int i;
+ for (i = 0; i < vec_len (am->macip_acl_by_sw_if_index); i++)
+ {
+ vlib_cli_output (vm, " sw_if_index %d: %d\n", i,
+ vec_elt (am->macip_acl_by_sw_if_index, i));
+ }
+ return error;
+}
+
+static void
+acl_plugin_show_acl (acl_main_t * am, u32 acl_index)
+{
+ u32 i;
+ vlib_main_t *vm = am->vlib_main;
+
+ for (i = 0; i < vec_len (am->acls); i++)
+ {
+ if (acl_is_not_defined (am, i))
+ {
+ /* don't attempt to show the ACLs that do not exist */
+ continue;
+ }
+ if ((acl_index != ~0) && (acl_index != i))
+ {
+ continue;
+ }
+ acl_print_acl (vm, am, i);
+
+ if (i < vec_len (am->input_sw_if_index_vec_by_acl))
+ {
+ vlib_cli_output (vm, " applied inbound on sw_if_index: %U\n",
+ format_vec32, am->input_sw_if_index_vec_by_acl[i],
+ "%d");
+ }
+ if (i < vec_len (am->output_sw_if_index_vec_by_acl))
+ {
+ vlib_cli_output (vm, " applied outbound on sw_if_index: %U\n",
+ 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");
+ }
+ }
+}
+
+static clib_error_t *
+acl_show_aclplugin_acl_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;
+ (void) unformat (input, "index %u", &acl_index);
+
+ acl_plugin_show_acl (am, acl_index);
+ 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,
+ int detail)
+{
+ vlib_main_t *vm = am->vlib_main;
+ u32 swi;
+ u32 *pj;
+ for (swi = 0; (swi < vec_len (am->input_acl_vec_by_sw_if_index)) ||
+ (swi < vec_len (am->output_acl_vec_by_sw_if_index)); swi++)
+ {
+ /* if we need a particular interface, skip all the others */
+ if ((sw_if_index != ~0) && (sw_if_index != 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, " input etype whitelist: %U", format_vec16,
+ am->input_etype_whitelist_by_sw_if_index[swi],
+ "%04x");
+ }
+ if (intf_has_etype_whitelist (am, swi, 0))
+ {
+ vlib_cli_output (vm, " output etype whitelist: %U", format_vec16,
+ am->output_etype_whitelist_by_sw_if_index[swi],
+ "%04x");
+ }
+
+ if ((swi < vec_len (am->input_acl_vec_by_sw_if_index)) &&
+ (vec_len (am->input_acl_vec_by_sw_if_index[swi]) > 0))
+ {
+ vlib_cli_output (vm, " input acl(s): %U", format_vec32,
+ am->input_acl_vec_by_sw_if_index[swi], "%d");
+ if (show_acl)
+ {
+ vlib_cli_output (vm, "\n");
+ vec_foreach (pj, am->input_acl_vec_by_sw_if_index[swi])
+ {
+ acl_print_acl (vm, am, *pj);
+ }
+ vlib_cli_output (vm, "\n");
+ }
+ }
+
+ if ((swi < vec_len (am->output_acl_vec_by_sw_if_index)) &&
+ (vec_len (am->output_acl_vec_by_sw_if_index[swi]) > 0))
+ {
+ vlib_cli_output (vm, " output acl(s): %U", format_vec32,
+ am->output_acl_vec_by_sw_if_index[swi], "%d");
+ if (show_acl)
+ {
+ vlib_cli_output (vm, "\n");
+ vec_foreach (pj, am->output_acl_vec_by_sw_if_index[swi])
+ {
+ acl_print_acl (vm, am, *pj);
+ }
+ 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]);
+ }
+ }
+
+}
+
+
+static clib_error_t *
+acl_show_aclplugin_decode_5tuple_fn (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ clib_error_t *error = 0;
+ u64 five_tuple[6] = { 0, 0, 0, 0, 0, 0 };
+
+ if (unformat
+ (input, "%llx %llx %llx %llx %llx %llx", &five_tuple[0], &five_tuple[1],
+ &five_tuple[2], &five_tuple[3], &five_tuple[4], &five_tuple[5]))
+ vlib_cli_output (vm, "5-tuple structure decode: %U\n\n",
+ format_acl_plugin_5tuple, five_tuple);
+ else
+ error = clib_error_return (0, "expecting 6 hex integers");
+ return error;
+}
+
+
+static clib_error_t *
+acl_show_aclplugin_interface_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 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, detail);
+ return error;
+}
+
+static clib_error_t *
+acl_show_aclplugin_memory_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;
- vnet_interface_main_t *im = &am->vnet_main->interface_main;
+ vlib_cli_output (vm, "ACL plugin main heap statistics:\n");
+ if (am->acl_mheap)
+ {
+ vlib_cli_output (vm, " %U\n", format_mheap, am->acl_mheap, 1);
+ }
+ else
+ {
+ vlib_cli_output (vm, " Not initialized\n");
+ }
+ vlib_cli_output (vm, "ACL hash lookup support heap statistics:\n");
+ if (am->hash_lookup_mheap)
+ {
+ vlib_cli_output (vm, " %U\n", format_mheap, am->hash_lookup_mheap, 1);
+ }
+ else
+ {
+ vlib_cli_output (vm, " Not initialized\n");
+ }
+ return error;
+}
+
+static void
+acl_plugin_show_sessions (acl_main_t * am,
+ u32 show_session_thread_id,
+ u32 show_session_session_index)
+{
+ vlib_main_t *vm = am->vlib_main;
+ 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++)
+ {
+ acl_fa_per_worker_data_t *pw = &am->per_worker_data[wk];
+ vlib_cli_output (vm, "Thread #%d:", wk);
+ if (show_session_thread_id == wk
+ && show_session_session_index < pool_len (pw->fa_sessions_pool))
+ {
+ vlib_cli_output (vm, " session index %u:",
+ show_session_session_index);
+ fa_session_t *sess =
+ pw->fa_sessions_pool + show_session_session_index;
+ u64 *m = (u64 *) & sess->info;
+ vlib_cli_output (vm,
+ " info: %016llx %016llx %016llx %016llx %016llx %016llx",
+ m[0], m[1], m[2], m[3], m[4], m[5]);
+ vlib_cli_output (vm, " sw_if_index: %u", sess->sw_if_index);
+ vlib_cli_output (vm, " tcp_flags_seen: %x",
+ sess->tcp_flags_seen.as_u16);
+ vlib_cli_output (vm, " last active time: %lu",
+ sess->last_active_time);
+ vlib_cli_output (vm, " thread index: %u", sess->thread_index);
+ vlib_cli_output (vm, " link enqueue time: %lu",
+ sess->link_enqueue_time);
+ vlib_cli_output (vm, " link next index: %u",
+ sess->link_next_idx);
+ vlib_cli_output (vm, " link prev index: %u",
+ sess->link_prev_idx);
+ 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;
+ 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);
+ }
+ ));
- if (unformat (input, "sessions"))
- {
- u8 * out0 = 0;
- pool_foreach (swif, im->sw_interfaces,
- ({
- u32 sw_if_index = swif->sw_if_index;
- u64 n_adds = sw_if_index < vec_len(am->fa_session_adds_by_sw_if_index) ? am->fa_session_adds_by_sw_if_index[sw_if_index] : 0;
- u64 n_dels = sw_if_index < vec_len(am->fa_session_dels_by_sw_if_index) ? am->fa_session_dels_by_sw_if_index[sw_if_index] : 0;
- out0 = format(out0, "sw_if_index %d: add %lu - del %lu = %lu\n", sw_if_index, n_adds, n_dels, n_adds - n_dels);
- }));
- out0 = format(out0, "\n\nConn cleaner thread counters:\n");
-#define _(cnt, desc) out0 = format(out0, " %20lu: %s\n", am->cnt, desc);
- foreach_fa_cleaner_counter;
+ vlib_cli_output (vm, " connection timeout type lists:", wk);
+ u8 tt = 0;
+ for (tt = 0; tt < ACL_N_TIMEOUTS; tt++)
+ {
+ u32 head_session_index = pw->fa_conn_list_head[tt];
+ vlib_cli_output (vm, " fa_conn_list_head[%d]: %d", tt,
+ head_session_index);
+ if (~0 != head_session_index)
+ {
+ fa_session_t *sess = pw->fa_sessions_pool + head_session_index;
+ vlib_cli_output (vm, " last active time: %lu",
+ sess->last_active_time);
+ vlib_cli_output (vm, " link enqueue time: %lu",
+ sess->link_enqueue_time);
+ }
+ }
+
+ vlib_cli_output (vm, " Next expiry time: %lu", pw->next_expiry_time);
+ vlib_cli_output (vm, " Requeue until time: %lu",
+ pw->requeue_until_time);
+ vlib_cli_output (vm, " Current time wait interval: %lu",
+ pw->current_time_wait_interval);
+ vlib_cli_output (vm, " Count of deleted sessions: %lu",
+ pw->cnt_deleted_sessions);
+ vlib_cli_output (vm, " Delete already deleted: %lu",
+ pw->cnt_already_deleted_sessions);
+ vlib_cli_output (vm, " Session timers restarted: %lu",
+ pw->cnt_session_timer_restarted);
+ vlib_cli_output (vm, " Swipe until this time: %lu",
+ pw->swipe_end_time);
+ vlib_cli_output (vm, " sw_if_index serviced bitmap: %U",
+ format_bitmap_hex, pw->serviced_sw_if_index_bitmap);
+ vlib_cli_output (vm, " pending clear intfc bitmap : %U",
+ format_bitmap_hex,
+ pw->pending_clear_sw_if_index_bitmap);
+ vlib_cli_output (vm, " clear in progress: %u", pw->clear_in_process);
+ vlib_cli_output (vm, " interrupt is pending: %d",
+ pw->interrupt_is_pending);
+ vlib_cli_output (vm, " interrupt is needed: %d",
+ pw->interrupt_is_needed);
+ vlib_cli_output (vm, " interrupt is unwanted: %d",
+ 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);
+ foreach_fa_cleaner_counter;
#undef _
- vlib_cli_output(vm, "\n\n%s\n\n", out0);
- vlib_cli_output(vm, "Sessions per interval: min %lu max %lu increment: %f ms current: %f ms",
- am->fa_min_deleted_sessions_per_interval, am->fa_max_deleted_sessions_per_interval,
- 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, "Interrupt generation: %d",
+ am->fa_interrupt_generation);
+ vlib_cli_output (vm,
+ "Sessions per interval: min %lu max %lu increment: %f ms current: %f ms",
+ am->fa_min_deleted_sessions_per_interval,
+ am->fa_max_deleted_sessions_per_interval,
+ 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 *
+acl_show_aclplugin_sessions_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 show_bihash_verbose = 0;
+ u32 show_session_thread_id = ~0;
+ u32 show_session_session_index = ~0;
+ (void) unformat (input, "thread %u index %u", &show_session_thread_id,
+ &show_session_session_index);
+ (void) unformat (input, "verbose %u", &show_bihash_verbose);
+
+ acl_plugin_show_sessions (am, show_session_thread_id,
+ show_session_session_index);
+ show_fa_sessions_hash (vm, show_bihash_verbose);
+ return error;
+}
- vec_free(out0);
+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;
+
+ u32 acl_index = ~0;
+ u32 lc_index = ~0;
+ int show_acl_hash_info = 0;
+ int show_applied_info = 0;
+ int show_mask_type = 0;
+ int show_bihash = 0;
+ u32 show_bihash_verbose = 0;
+
+ if (unformat (input, "acl"))
+ {
+ show_acl_hash_info = 1;
+ /* mask-type is handy to see as well right there */
+ show_mask_type = 1;
+ unformat (input, "index %u", &acl_index);
+ }
+ else if (unformat (input, "applied"))
+ {
+ show_applied_info = 1;
+ unformat (input, "lc_index %u", &lc_index);
+ }
+ else if (unformat (input, "mask"))
+ {
+ show_mask_type = 1;
}
+ else if (unformat (input, "hash"))
+ {
+ show_bihash = 1;
+ unformat (input, "verbose %u", &show_bihash_verbose);
+ }
+
+ if (!
+ (show_mask_type || show_acl_hash_info || show_applied_info
+ || show_bihash))
+ {
+ /* if no qualifiers specified, show all */
+ show_mask_type = 1;
+ show_acl_hash_info = 1;
+ show_applied_info = 1;
+ show_bihash = 1;
+ }
+ if (show_mask_type)
+ acl_plugin_show_tables_mask_type ();
+ if (show_acl_hash_info)
+ acl_plugin_show_tables_acl_hash_info (acl_index);
+ if (show_applied_info)
+ acl_plugin_show_tables_applied_info (lc_index);
+ if (show_bihash)
+ acl_plugin_show_tables_bihash (show_bihash_verbose);
+
return error;
}
+static clib_error_t *
+acl_clear_aclplugin_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;
+ vlib_process_signal_event (am->vlib_main, am->fa_cleaner_node_index,
+ ACL_FA_CLEANER_DELETE_BY_SW_IF_INDEX, ~0);
+ return error;
+}
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (aclplugin_set_command, static) = {
.function = acl_set_aclplugin_fn,
};
-VLIB_CLI_COMMAND (aclplugin_show_command, static) = {
- .path = "show acl-plugin",
+VLIB_CLI_COMMAND (aclplugin_show_acl_command, static) = {
+ .path = "show acl-plugin acl",
+ .short_help = "show acl-plugin acl [index N]",
+ .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",
+ .function = acl_show_aclplugin_decode_5tuple_fn,
+};
+
+VLIB_CLI_COMMAND (aclplugin_show_interface_command, static) = {
+ .path = "show acl-plugin interface",
+ .short_help = "show acl-plugin interface [sw_if_index N] [acl]",
+ .function = acl_show_aclplugin_interface_fn,
+};
+
+VLIB_CLI_COMMAND (aclplugin_show_memory_command, static) = {
+ .path = "show acl-plugin memory",
+ .short_help = "show acl-plugin memory",
+ .function = acl_show_aclplugin_memory_fn,
+};
+
+VLIB_CLI_COMMAND (aclplugin_show_sessions_command, static) = {
+ .path = "show acl-plugin sessions",
.short_help = "show acl-plugin sessions",
- .function = acl_show_aclplugin_fn,
+ .function = acl_show_aclplugin_sessions_fn,
+};
+
+VLIB_CLI_COMMAND (aclplugin_show_tables_command, static) = {
+ .path = "show acl-plugin tables",
+ .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 [index N]",
+ .function = acl_show_aclplugin_macip_acl_fn,
+};
+
+VLIB_CLI_COMMAND (aclplugin_show_macip_interface_command, static) = {
+ .path = "show acl-plugin macip interface",
+ .short_help = "show acl-plugin macip interface",
+ .function = acl_show_aclplugin_macip_interface_fn,
+};
+
+VLIB_CLI_COMMAND (aclplugin_clear_command, static) = {
+ .path = "clear acl-plugin sessions",
+ .short_help = "clear acl-plugin sessions",
+ .function = acl_clear_aclplugin_fn,
};
/* *INDENT-ON* */
+static clib_error_t *
+acl_plugin_config (vlib_main_t * vm, unformat_input_t * input)
+{
+ acl_main_t *am = &acl_main;
+ u32 conn_table_hash_buckets;
+ u32 conn_table_hash_memory_size;
+ u32 conn_table_max_entries;
+ uword main_heap_size;
+ uword hash_heap_size;
+ u32 hash_lookup_hash_buckets;
+ u32 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))
+ 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 %U", unformat_memory_size,
+ &main_heap_size))
+ am->acl_mheap_size = main_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))
+ 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);
+ }
+ return 0;
+}
+VLIB_CONFIG_FUNCTION (acl_plugin_config, "acl-plugin");
static clib_error_t *
acl_init (vlib_main_t * vm)
memset (am, 0, sizeof (*am));
am->vlib_main = vm;
am->vnet_main = vnet_get_main ();
+ am->log_default = vlib_log_register_class ("acl_plugin", 0);
u8 *name = format (0, "acl_%08x%c", api_version, 0);
error = acl_plugin_api_hookup (vm);
- /* Add our API messages to the global name_crc hash table */
+ /* Add our API messages to the global name_crc hash table */
setup_message_id_table (am, &api_main);
vec_free (name);
- acl_setup_fa_nodes();
- am->session_timeout_sec[ACL_TIMEOUT_TCP_TRANSIENT] = TCP_SESSION_TRANSIENT_TIMEOUT_SEC;
- am->session_timeout_sec[ACL_TIMEOUT_TCP_IDLE] = TCP_SESSION_IDLE_TIMEOUT_SEC;
- am->session_timeout_sec[ACL_TIMEOUT_UDP_IDLE] = UDP_SESSION_IDLE_TIMEOUT_SEC;
+ if (error)
+ return error;
+
+ error = acl_plugin_exports_init (&acl_plugin);
+
+ if (error)
+ return error;
+
+ am->acl_mheap_size = 0; /* auto size when initializing */
+ am->hash_lookup_mheap_size = ACL_PLUGIN_HASH_LOOKUP_HEAP_SIZE;
- am->fa_conn_table_hash_num_buckets = ACL_FA_CONN_TABLE_DEFAULT_HASH_NUM_BUCKETS;
- am->fa_conn_table_hash_memory_size = ACL_FA_CONN_TABLE_DEFAULT_HASH_MEMORY_SIZE;
+ am->hash_lookup_hash_buckets = ACL_PLUGIN_HASH_LOOKUP_HASH_BUCKETS;
+ am->hash_lookup_hash_memory = ACL_PLUGIN_HASH_LOOKUP_HASH_MEMORY;
+
+ am->session_timeout_sec[ACL_TIMEOUT_TCP_TRANSIENT] =
+ TCP_SESSION_TRANSIENT_TIMEOUT_SEC;
+ am->session_timeout_sec[ACL_TIMEOUT_TCP_IDLE] =
+ TCP_SESSION_IDLE_TIMEOUT_SEC;
+ am->session_timeout_sec[ACL_TIMEOUT_UDP_IDLE] =
+ UDP_SESSION_IDLE_TIMEOUT_SEC;
+
+ am->fa_conn_table_hash_num_buckets =
+ ACL_FA_CONN_TABLE_DEFAULT_HASH_NUM_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);
{
- u8 tt;
- for(tt = 0; tt < ACL_N_TIMEOUTS; tt++) {
- am->fa_conn_list_head[tt] = ~0;
- am->fa_conn_list_tail[tt] = ~0;
- }
+ u16 wk;
+ for (wk = 0; wk < vec_len (am->per_worker_data); wk++)
+ {
+ acl_fa_per_worker_data_t *pw = &am->per_worker_data[wk];
+ if (tm->n_vlib_mains > 1)
+ {
+ 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;
- am->fa_cleaner_cnt_deleted_sessions = 0;
am->fa_cleaner_cnt_timer_restarted = 0;
am->fa_cleaner_cnt_wait_with_timeout = 0;
#define _(N, v, s) am->fa_ipv6_known_eh_bitmap = clib_bitmap_set(am->fa_ipv6_known_eh_bitmap, v, 1);
foreach_acl_eh
#undef _
+ am->l4_match_nonfirst_fragment = 1;
+
+ /* 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->l4_match_nonfirst_fragment = 1;
+ am->interface_acl_user_id = ~0; /* defer till the first use */
return error;
}
VLIB_INIT_FUNCTION (acl_init);
+
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */