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-rw-r--r--src/vat/api_format.c86
-rw-r--r--src/vnet/api_errno.h5
-rw-r--r--src/vnet/l2/l2.api65
-rw-r--r--src/vnet/l2/l2_api.c83
-rw-r--r--src/vnet/l2/l2_bd.c37
-rw-r--r--src/vnet/l2/l2_fib.c394
-rw-r--r--src/vnet/l2/l2_fib.h37
-rw-r--r--src/vnet/l2/l2_fwd.c3
-rw-r--r--src/vnet/l2/l2_learn.c30
-rw-r--r--src/vnet/l2/l2_learn.h5
-rw-r--r--src/vpp/api/custom_dump.c33
11 files changed, 605 insertions, 173 deletions
diff --git a/src/vat/api_format.c b/src/vat/api_format.c
index bbd97ba115f..27286686d36 100644
--- a/src/vat/api_format.c
+++ b/src/vat/api_format.c
@@ -1283,6 +1283,30 @@ vl_api_ip6_nd_event_t_handler_json (vl_api_ip6_nd_event_t * mp)
/* JSON output not supported */
}
+static void
+vl_api_l2_macs_event_t_handler (vl_api_l2_macs_event_t * mp)
+{
+ u32 n_macs = ntohl (mp->n_macs);
+ errmsg ("L2MAC event recived with pid %d cl-idx %d for %d macs: \n",
+ ntohl (mp->pid), mp->client_index, n_macs);
+ int i;
+ for (i = 0; i < n_macs; i++)
+ {
+ vl_api_mac_entry_t *mac = &mp->mac[i];
+ errmsg (" [%d] sw_if_index %d mac_addr %U is_del %d \n",
+ i + 1, ntohl (mac->sw_if_index),
+ format_ethernet_address, mac->mac_addr, mac->is_del);
+ if (i == 1000)
+ break;
+ }
+}
+
+static void
+vl_api_l2_macs_event_t_handler_json (vl_api_l2_macs_event_t * mp)
+{
+ /* JSON output not supported */
+}
+
#define vl_api_bridge_domain_details_t_endian vl_noop_handler
#define vl_api_bridge_domain_details_t_print vl_noop_handler
@@ -4597,6 +4621,7 @@ _(modify_vhost_user_if_reply) \
_(delete_vhost_user_if_reply) \
_(want_ip4_arp_events_reply) \
_(want_ip6_nd_events_reply) \
+_(want_l2_macs_events_reply) \
_(input_acl_set_interface_reply) \
_(ipsec_spd_add_del_reply) \
_(ipsec_interface_add_del_spd_reply) \
@@ -4813,6 +4838,8 @@ _(WANT_IP4_ARP_EVENTS_REPLY, want_ip4_arp_events_reply) \
_(IP4_ARP_EVENT, ip4_arp_event) \
_(WANT_IP6_ND_EVENTS_REPLY, want_ip6_nd_events_reply) \
_(IP6_ND_EVENT, ip6_nd_event) \
+_(WANT_L2_MACS_EVENTS_REPLY, want_l2_macs_events_reply) \
+_(L2_MACS_EVENT, l2_macs_event) \
_(INPUT_ACL_SET_INTERFACE_REPLY, input_acl_set_interface_reply) \
_(IP_ADDRESS_DETAILS, ip_address_details) \
_(IP_DETAILS, ip_details) \
@@ -6607,8 +6634,9 @@ api_l2_flags (vat_main_t * vam)
unformat_input_t *i = vam->input;
vl_api_l2_flags_t *mp;
u32 sw_if_index;
- u32 feature_bitmap = 0;
+ u32 flags = 0;
u8 sw_if_index_set = 0;
+ u8 is_set = 0;
int ret;
/* Parse args required to build the message */
@@ -6628,13 +6656,19 @@ api_l2_flags (vat_main_t * vam)
break;
}
else if (unformat (i, "learn"))
- feature_bitmap |= L2INPUT_FEAT_LEARN;
+ flags |= L2_LEARN;
else if (unformat (i, "forward"))
- feature_bitmap |= L2INPUT_FEAT_FWD;
+ flags |= L2_FWD;
else if (unformat (i, "flood"))
- feature_bitmap |= L2INPUT_FEAT_FLOOD;
+ flags |= L2_FLOOD;
else if (unformat (i, "uu-flood"))
- feature_bitmap |= L2INPUT_FEAT_UU_FLOOD;
+ flags |= L2_UU_FLOOD;
+ else if (unformat (i, "arp-term"))
+ flags |= L2_ARP_TERM;
+ else if (unformat (i, "off"))
+ is_set = 0;
+ else if (unformat (i, "disable"))
+ is_set = 0;
else
break;
}
@@ -6648,7 +6682,8 @@ api_l2_flags (vat_main_t * vam)
M (L2_FLAGS, mp);
mp->sw_if_index = ntohl (sw_if_index);
- mp->feature_bitmap = ntohl (feature_bitmap);
+ mp->feature_bitmap = ntohl (flags);
+ mp->is_set = is_set;
S (mp);
W (ret);
@@ -12535,6 +12570,42 @@ api_want_ip6_nd_events (vat_main_t * vam)
}
static int
+api_want_l2_macs_events (vat_main_t * vam)
+{
+ unformat_input_t *line_input = vam->input;
+ vl_api_want_l2_macs_events_t *mp;
+ u8 enable_disable = 1;
+ u32 scan_delay = 0;
+ u32 max_macs_in_event = 0;
+ u32 learn_limit = 0;
+ int ret;
+
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (line_input, "learn-limit %d", &learn_limit))
+ ;
+ else if (unformat (line_input, "scan-delay %d", &scan_delay))
+ ;
+ else if (unformat (line_input, "max-entries %d", &max_macs_in_event))
+ ;
+ else if (unformat (line_input, "disable"))
+ enable_disable = 0;
+ else
+ break;
+ }
+
+ M (WANT_L2_MACS_EVENTS, mp);
+ mp->enable_disable = enable_disable;
+ mp->pid = htonl (getpid ());
+ mp->learn_limit = htonl (learn_limit);
+ mp->scan_delay = (u8) scan_delay;
+ mp->max_macs_in_event = (u8) (max_macs_in_event / 10);
+ S (mp);
+ W (ret);
+ return ret;
+}
+
+static int
api_input_acl_set_interface (vat_main_t * vam)
{
unformat_input_t *i = vam->input;
@@ -19831,7 +19902,7 @@ _(l2fib_add_del, \
_(l2fib_flush_bd, "bd_id <bridge-domain-id>") \
_(l2fib_flush_int, "<intfc> | sw_if_index <id>") \
_(l2_flags, \
- "sw_if <intfc> | sw_if_index <id> [learn] [forward] [uu-flood] [flood]\n") \
+ "sw_if <intfc> | sw_if_index <id> [learn] [forward] [uu-flood] [flood] [arp-term] [disable]\n") \
_(bridge_flags, \
"bd_id <bridge-domain-id> [learn] [forward] [uu-flood] [flood] [arp-term] [disable]\n") \
_(tap_connect, \
@@ -19974,6 +20045,7 @@ _(input_acl_set_interface, \
" [l2-table <nn>] [del]") \
_(want_ip4_arp_events, "address <ip4-address> [del]") \
_(want_ip6_nd_events, "address <ip6-address> [del]") \
+_(want_l2_macs_events, "[disable] [learn-limit <n>] [scan-delay <n>] [max-entries <n>]") \
_(ip_address_dump, "(ipv4 | ipv6) (<intfc> | sw_if_index <id>)") \
_(ip_dump, "ipv4 | ipv6") \
_(ipsec_spd_add_del, "spd_id <n> [del]") \
diff --git a/src/vnet/api_errno.h b/src/vnet/api_errno.h
index 747c65e7fb5..22522f34be9 100644
--- a/src/vnet/api_errno.h
+++ b/src/vnet/api_errno.h
@@ -112,8 +112,9 @@ _(BD_ALREADY_EXISTS, -119, "Bridge domain already exists") \
_(BD_IN_USE, -120, "Bridge domain has member interfaces") \
_(BD_NOT_MODIFIABLE, -121, "Bridge domain 0 can't be deleted/modified") \
_(BD_ID_EXCEED_MAX, -122, "Bridge domain ID exceed 16M limit") \
-_(UNSUPPORTED, -123, "Unsupported") \
-_(SUBIF_DOESNT_EXIST, -124, "Subinterface doesn't exist")
+_(SUBIF_DOESNT_EXIST, -123, "Subinterface doesn't exist") \
+_(L2_MACS_EVENT_CLINET_PRESENT, -124, "Client already exist for L2 MACs events") \
+_(UNSUPPORTED, -125, "Unsupported")
typedef enum
{
diff --git a/src/vnet/l2/l2.api b/src/vnet/l2/l2.api
index bb3990c6fa4..e508bfb529c 100644
--- a/src/vnet/l2/l2.api
+++ b/src/vnet/l2/l2.api
@@ -133,12 +133,64 @@ autoreply define l2fib_add_del
u8 bvi_mac;
};
-/** \brief Set L2 flags request !!! TODO - need more info, feature bits in l2_input.h
+/** \brief Register to recive L2 MAC events for leanred and aged MAC
+ Will also change MAC learn limit to L2LEARN_INFORM_LIMIT
+ @param client_index - opaque cookie to identify the sender
+ @param context - sender context, to match reply w/ request
+ @param learn_limit - MAC learn limit, 0 => default to 1000
+ @param scan_delay - event scan delay in 10 msec unit, 0 => default to 100 msec
+ @param max_macs_in_event - in units of 10 mac entries, 0 => default to 100 entries
+ @param enable_disable - 1 => register for MAC events, 0 => cancel registration
+ @param pid - sender's pid
+*/
+autoreply define want_l2_macs_events
+{
+ u32 client_index;
+ u32 context;
+ u32 learn_limit;
+ u8 scan_delay;
+ u8 max_macs_in_event;
+ u8 enable_disable;
+ u32 pid;
+};
+
+/** \brief Entry for learned or aged MAC in L2 MAC Events
+ @param sw_if_index - sw_if_index in the domain
+ @param mac_addr - mac_address
+ @is_del - 0 => newly learned MAC, 1 => aged out MAC
+*/
+typeonly define mac_entry
+{
+ u32 sw_if_index;
+ u8 mac_addr[6];
+ u8 is_del;
+ u8 spare;
+};
+
+/** \brief L2 MAC event for a list of learned or aged MACs
+ @param client_index - opaque cookie to identify the sender
+ @param pid - client pid registered to receive notification
+ @param n_macs - number of learned/aged MAC enntries
+ @param mac - array of learned/aged MAC entries
+*/
+define l2_macs_event
+{
+ u32 client_index;
+ u32 pid;
+ u32 n_macs;
+ vl_api_mac_entry_t mac[n_macs];
+};
+
+/** \brief Set interface L2 flags (such as L2_LEARN, L2_FWD,
+ L2_FLOOD, L2_UU_FLOOD, or L2_ARP_TERM bits). This can be used
+ to disable one or more of the features represented by the
+ flag bits on an interface to override what is set as default
+ for all interfaces in the bridge domain
@param client_index - opaque cookie to identify the sender
@param context - sender context, to match reply w/ request
@param sw_if_index - interface
@param is_set - if non-zero, set the bits, else clear them
- @param feature_bitmap - non-zero bits to set or clear
+ @param feature_bitmap - non-zero bits (as above) to set or clear
*/
define l2_flags
{
@@ -149,9 +201,10 @@ define l2_flags
u32 feature_bitmap;
};
-/** \brief Set L2 bits response
+/** \brief Set interface L2 flags response
@param context - sender context, to match reply w/ request
@param retval - return code for the set l2 bits request
+ @param resulting_feature_bitmap - the internal l2 feature bitmap after the request is implemented
*/
define l2_flags_reply
{
@@ -250,12 +303,12 @@ manual_print manual_endian define bridge_domain_details
};
/** \brief Set bridge flags (such as L2_LEARN, L2_FWD, L2_FLOOD,
- L2_UU_FLOOD, or L2_ARP_TERM) request
+ L2_UU_FLOOD, or L2_ARP_TERM bits) request
@param client_index - opaque cookie to identify the sender
@param context - sender context, to match reply w/ request
@param bd_id - the bridge domain to set the flags for
@param is_set - if non-zero, set the flags, else clear them
- @param feature_bitmap - bits that are non-zero to set or clear
+ @param feature_bitmap - bits (as above) that are non-zero to set or clear
*/
define bridge_flags
{
@@ -269,7 +322,7 @@ define bridge_flags
/** \brief Set bridge flags response
@param context - sender context, to match reply w/ request
@param retval - return code for the set bridge flags request
- @param resulting_feature_bitmap - the feature bitmap value after the request is implemented
+ @param resulting_feature_bitmap - the internal L2 feature bitmap after the request is implemented
*/
define bridge_flags_reply
{
diff --git a/src/vnet/l2/l2_api.c b/src/vnet/l2/l2_api.c
index a0b40d6d840..c81cbad77d7 100644
--- a/src/vnet/l2/l2_api.c
+++ b/src/vnet/l2/l2_api.c
@@ -25,6 +25,7 @@
#include <vnet/l2/l2_input.h>
#include <vnet/l2/l2_fib.h>
#include <vnet/l2/l2_vtr.h>
+#include <vnet/l2/l2_learn.h>
#include <vnet/vnet_msg_enum.h>
@@ -55,6 +56,7 @@ _(L2FIB_FLUSH_ALL, l2fib_flush_all) \
_(L2FIB_FLUSH_INT, l2fib_flush_int) \
_(L2FIB_FLUSH_BD, l2fib_flush_bd) \
_(L2FIB_ADD_DEL, l2fib_add_del) \
+_(WANT_L2_MACS_EVENTS, want_l2_macs_events) \
_(L2_FLAGS, l2_flags) \
_(BRIDGE_DOMAIN_ADD_DEL, bridge_domain_add_del) \
_(BRIDGE_DOMAIN_DUMP, bridge_domain_dump) \
@@ -221,8 +223,8 @@ vl_api_l2fib_add_del_t_handler (vl_api_l2fib_add_del_t * mp)
goto bad_sw_if_index;
}
}
- u32 static_mac = mp->static_mac ? 1 : 0;
- u32 bvi_mac = mp->bvi_mac ? 1 : 0;
+ u8 static_mac = mp->static_mac ? 1 : 0;
+ u8 bvi_mac = mp->bvi_mac ? 1 : 0;
l2fib_add_fwd_entry (mac, bd_index, sw_if_index, static_mac,
bvi_mac);
}
@@ -238,6 +240,58 @@ vl_api_l2fib_add_del_t_handler (vl_api_l2fib_add_del_t * mp)
}
static void
+vl_api_want_l2_macs_events_t_handler (vl_api_want_l2_macs_events_t * mp)
+{
+ int rv = 0;
+ vl_api_want_l2_macs_events_reply_t *rmp;
+ l2learn_main_t *lm = &l2learn_main;
+ l2fib_main_t *fm = &l2fib_main;
+ u32 pid = ntohl (mp->pid);
+ u32 learn_limit = ntohl (mp->learn_limit);
+
+ if (mp->enable_disable)
+ {
+ if (lm->client_pid == 0)
+ {
+ lm->client_pid = pid;
+ lm->client_index = mp->client_index;
+
+ if (mp->max_macs_in_event)
+ fm->max_macs_in_event = mp->max_macs_in_event * 10;
+ else
+ fm->max_macs_in_event = L2FIB_EVENT_MAX_MACS_DEFAULT;
+
+ if (mp->scan_delay)
+ fm->event_scan_delay = (f64) (mp->scan_delay) * 10e-3;
+ else
+ fm->event_scan_delay = L2FIB_EVENT_SCAN_DELAY_DEFAULT;
+
+ /* change learn limit and flush all learned MACs */
+ if (learn_limit && (learn_limit < L2LEARN_DEFAULT_LIMIT))
+ lm->global_learn_limit = learn_limit;
+ else
+ lm->global_learn_limit = L2FIB_EVENT_LEARN_LIMIT_DEFAULT;
+
+ l2fib_flush_all_mac (vlib_get_main ());
+ }
+ else if (lm->client_pid != pid)
+ {
+ rv = VNET_API_ERROR_L2_MACS_EVENT_CLINET_PRESENT;
+ goto exit;
+ }
+ }
+ else if (lm->client_pid)
+ {
+ lm->client_pid = 0;
+ lm->client_index = 0;
+ lm->global_learn_limit = L2LEARN_DEFAULT_LIMIT;
+ }
+
+exit:
+ REPLY_MACRO (VL_API_WANT_L2_MACS_EVENTS_REPLY);
+}
+
+static void
vl_api_l2fib_flush_int_t_handler (vl_api_l2fib_flush_int_t * mp)
{
int rv = 0;
@@ -293,8 +347,25 @@ vl_api_l2_flags_t_handler (vl_api_l2_flags_t * mp)
VALIDATE_SW_IF_INDEX (mp);
u32 sw_if_index = ntohl (mp->sw_if_index);
- u32 flags = ntohl (mp->feature_bitmap) & L2INPUT_VALID_MASK;
- rbm = l2input_intf_bitmap_enable (sw_if_index, flags, mp->is_set);
+ u32 flags = ntohl (mp->feature_bitmap);
+ u32 bitmap = 0;
+
+ if (flags & L2_LEARN)
+ bitmap |= L2INPUT_FEAT_LEARN;
+
+ if (flags & L2_FWD)
+ bitmap |= L2INPUT_FEAT_FWD;
+
+ if (flags & L2_FLOOD)
+ bitmap |= L2INPUT_FEAT_FLOOD;
+
+ if (flags & L2_UU_FLOOD)
+ bitmap |= L2INPUT_FEAT_UU_FLOOD;
+
+ if (flags & L2_ARP_TERM)
+ bitmap |= L2INPUT_FEAT_ARP_TERM;
+
+ rbm = l2input_intf_bitmap_enable (sw_if_index, bitmap, mp->is_set);
BAD_SW_IF_INDEX_LABEL;
@@ -455,13 +526,13 @@ vl_api_bridge_flags_t_handler (vl_api_bridge_flags_t * mp)
goto out;
}
- bd_set_flags (vm, bd_index, flags, mp->is_set);
+ u32 bitmap = bd_set_flags (vm, bd_index, flags, mp->is_set);
out:
/* *INDENT-OFF* */
REPLY_MACRO2(VL_API_BRIDGE_FLAGS_REPLY,
({
- rmp->resulting_feature_bitmap = ntohl(flags);
+ rmp->resulting_feature_bitmap = ntohl(bitmap);
}));
/* *INDENT-ON* */
}
diff --git a/src/vnet/l2/l2_bd.c b/src/vnet/l2/l2_bd.c
index a87d02f2ffd..6e0db058e31 100644
--- a/src/vnet/l2/l2_bd.c
+++ b/src/vnet/l2/l2_bd.c
@@ -263,7 +263,7 @@ bd_set_flags (vlib_main_t * vm, u32 bd_index, u32 flags, u32 enable)
bd_config->feature_bitmap &= ~feature_bitmap;
}
- return 0;
+ return bd_config->feature_bitmap;
}
/**
@@ -328,12 +328,7 @@ bd_learn (vlib_main_t * vm,
}
/* set the bridge domain flag */
- if (bd_set_flags (vm, bd_index, L2_LEARN, enable))
- {
- error =
- clib_error_return (0, "bridge-domain id %d out of range", bd_index);
- goto done;
- }
+ bd_set_flags (vm, bd_index, L2_LEARN, enable);
done:
return error;
@@ -397,12 +392,7 @@ bd_fwd (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd)
}
/* set the bridge domain flag */
- if (bd_set_flags (vm, bd_index, L2_FWD, enable))
- {
- error =
- clib_error_return (0, "bridge-domain id %d out of range", bd_index);
- goto done;
- }
+ bd_set_flags (vm, bd_index, L2_FWD, enable);
done:
return error;
@@ -468,12 +458,7 @@ bd_flood (vlib_main_t * vm,
}
/* set the bridge domain flag */
- if (bd_set_flags (vm, bd_index, L2_FLOOD, enable))
- {
- error =
- clib_error_return (0, "bridge-domain id %d out of range", bd_index);
- goto done;
- }
+ bd_set_flags (vm, bd_index, L2_FLOOD, enable);
done:
return error;
@@ -538,12 +523,7 @@ bd_uu_flood (vlib_main_t * vm,
}
/* set the bridge domain flag */
- if (bd_set_flags (vm, bd_index, L2_UU_FLOOD, enable))
- {
- error =
- clib_error_return (0, "bridge-domain id %d out of range", bd_index);
- goto done;
- }
+ bd_set_flags (vm, bd_index, L2_UU_FLOOD, enable);
done:
return error;
@@ -605,12 +585,7 @@ bd_arp_term (vlib_main_t * vm,
enable = 0;
/* set the bridge domain flag */
- if (bd_set_flags (vm, bd_index, L2_ARP_TERM, enable))
- {
- error =
- clib_error_return (0, "bridge-domain id %d out of range", bd_index);
- goto done;
- }
+ bd_set_flags (vm, bd_index, L2_ARP_TERM, enable);
done:
return error;
diff --git a/src/vnet/l2/l2_fib.c b/src/vnet/l2/l2_fib.c
index 7e59b09848a..8aa0ac295dd 100644
--- a/src/vnet/l2/l2_fib.c
+++ b/src/vnet/l2/l2_fib.c
@@ -31,6 +31,17 @@
#include <vppinfra/bihash_template.c>
+#include <vlibmemory/api.h>
+#include <vnet/vnet_msg_enum.h>
+
+#define vl_typedefs /* define message structures */
+#include <vnet/vnet_all_api_h.h>
+#undef vl_typedefs
+
+#define vl_endianfun /* define message structures */
+#include <vnet/vnet_all_api_h.h>
+#undef vl_endianfun
+
/**
* @file
* @brief Ethernet MAC Address FIB Table Management.
@@ -117,6 +128,7 @@ show_l2fib (vlib_main_t * vm,
int i, j, k;
u8 verbose = 0;
u8 raw = 0;
+ u8 learn = 0;
u32 bd_id, bd_index = ~0;
u8 now = (u8) (vlib_time_now (vm) / 60);
u8 *s = 0;
@@ -127,12 +139,18 @@ show_l2fib (vlib_main_t * vm,
verbose = 1;
else if (unformat (input, "bd_index %d", &bd_index))
verbose = 1;
+ else if (unformat (input, "learn"))
+ {
+ learn = 1;
+ verbose = 0;
+ }
else if (unformat (input, "bd_id %d", &bd_id))
{
uword *p = hash_get (bdm->bd_index_by_bd_id, bd_id);
if (p)
{
- verbose = 1;
+ if (learn == 0)
+ verbose = 1;
bd_index = p[0];
}
else
@@ -155,7 +173,7 @@ show_l2fib (vlib_main_t * vm,
if (v->kvp[k].key == ~0ULL && v->kvp[k].value == ~0ULL)
continue;
- if (verbose && first_entry)
+ if ((verbose || learn) && first_entry)
{
first_entry = 0;
vlib_cli_output (vm,
@@ -168,13 +186,19 @@ show_l2fib (vlib_main_t * vm,
key.raw = v->kvp[k].key;
result.raw = v->kvp[k].value;
- if (verbose
+ if ((verbose || learn)
& ((bd_index >> 31) || (bd_index == key.fields.bd_index)))
{
+ if (learn && result.fields.age_not)
+ {
+ total_entries++;
+ continue; /* skip provisioned macs */
+ }
+
bd_config = vec_elt_at_index (l2input_main.bd_configs,
key.fields.bd_index);
- if (bd_config->mac_age && !result.fields.static_mac)
+ if (bd_config->mac_age && !result.fields.age_not)
{
i16 delta = now - result.fields.timestamp;
delta += delta < 0 ? 256 : 0;
@@ -206,9 +230,19 @@ show_l2fib (vlib_main_t * vm,
if (total_entries == 0)
vlib_cli_output (vm, "no l2fib entries");
else
- vlib_cli_output (vm,
- "%lld l2fib entries with %d learned (or non-static) entries",
- total_entries, l2learn_main.global_learn_count);
+ {
+ l2learn_main_t *lm = &l2learn_main;
+ vlib_cli_output (vm, "L2FIB total/learned entries: %d/%d "
+ "Last scan time: %.4esec Learn limit: %d ",
+ total_entries, lm->global_learn_count,
+ msm->age_scan_duration, lm->global_learn_limit);
+ if (lm->client_pid)
+ vlib_cli_output (vm, "L2MAC events client PID: %d "
+ "Last e-scan time: %.4esec Delay: %.2esec "
+ "Max macs in event: %d",
+ lm->client_pid, msm->evt_scan_duration,
+ msm->event_scan_delay, msm->max_macs_in_event);
+ }
if (raw)
vlib_cli_output (vm, "Raw Hash Table:\n%U\n",
@@ -242,7 +276,7 @@ show_l2fib (vlib_main_t * vm,
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (show_l2fib_cli, static) = {
.path = "show l2fib",
- .short_help = "show l2fib [verbose | bd_id <nn> | bd_index <nn> | raw]",
+ .short_help = "show l2fib [verbose | learn | bd_id <nn> | bd_index <nn> | raw",
.function = show_l2fib,
};
/* *INDENT-ON* */
@@ -309,36 +343,39 @@ l2fib_cur_seq_num (u32 bd_index, u32 sw_if_index)
*/
void
l2fib_add_entry (u64 mac, u32 bd_index,
- u32 sw_if_index, u32 static_mac, u32 filter_mac, u32 bvi_mac)
+ u32 sw_if_index, u8 static_mac, u8 filter_mac, u8 bvi_mac)
{
l2fib_entry_key_t key;
l2fib_entry_result_t result;
__attribute__ ((unused)) u32 bucket_contents;
- l2fib_main_t *mp = &l2fib_main;
+ l2fib_main_t *fm = &l2fib_main;
+ l2learn_main_t *lm = &l2learn_main;
BVT (clib_bihash_kv) kv;
/* set up key */
key.raw = l2fib_make_key ((u8 *) & mac, bd_index);
+ /* check if entry alread exist */
+ if (BV (clib_bihash_search) (&fm->mac_table, &kv, &kv))
+ {
+ /* decrement counter if overwriting a learned mac */
+ result.raw = kv.value;
+ if ((result.fields.age_not == 0) && (lm->global_learn_count))
+ lm->global_learn_count--;
+ }
+
/* set up result */
result.raw = 0; /* clear all fields */
result.fields.sw_if_index = sw_if_index;
result.fields.static_mac = static_mac;
result.fields.filter = filter_mac;
result.fields.bvi = bvi_mac;
- if (!static_mac)
- result.fields.sn = l2fib_cur_seq_num (bd_index, sw_if_index);
+ result.fields.age_not = 1; /* no aging for provisioned entry */
kv.key = key.raw;
kv.value = result.raw;
- BV (clib_bihash_add_del) (&mp->mac_table, &kv, 1 /* is_add */ );
-
- /* increment counter if dynamically learned mac */
- if (result.fields.static_mac == 0)
- {
- l2learn_main.global_learn_count++;
- }
+ BV (clib_bihash_add_del) (&fm->mac_table, &kv, 1 /* is_add */ );
}
/**
@@ -630,13 +667,8 @@ l2fib_del_entry_by_key (u64 raw_key)
result.raw = kv.value;
/* decrement counter if dynamically learned mac */
- if (result.fields.static_mac == 0)
- {
- if (l2learn_main.global_learn_count > 0)
- {
- l2learn_main.global_learn_count--;
- }
- }
+ if ((result.fields.age_not == 0) && (l2learn_main.global_learn_count))
+ l2learn_main.global_learn_count--;
/* Remove entry from hash table */
BV (clib_bihash_add_del) (&mp->mac_table, &kv, 0 /* is_add */ );
@@ -910,111 +942,273 @@ BVT (clib_bihash) * get_mac_table (void)
return &mp->mac_table;
}
+static_always_inline void *
+allocate_mac_evt_buf (u32 client, u32 client_index)
+{
+ l2fib_main_t *fm = &l2fib_main;
+ vl_api_l2_macs_event_t *mp = vl_msg_api_alloc
+ (sizeof (*mp) + (fm->max_macs_in_event * sizeof (vl_api_mac_entry_t)));
+ mp->_vl_msg_id = htons (VL_API_L2_MACS_EVENT);
+ mp->pid = htonl (client);
+ mp->client_index = client_index;
+ return mp;
+}
+
+static_always_inline f64
+l2fib_scan (vlib_main_t * vm, f64 start_time, u8 event_only)
+{
+ l2fib_main_t *fm = &l2fib_main;
+ l2learn_main_t *lm = &l2learn_main;
+
+ BVT (clib_bihash) * h = &fm->mac_table;
+ int i, j, k;
+ f64 last_start = start_time;
+ f64 accum_t = 0;
+ f64 delta_t = 0;
+ u32 evt_idx = 0;
+ u32 learn_count = 0;
+ u32 client = lm->client_pid;
+ u32 cl_idx = lm->client_index;
+ vl_api_l2_macs_event_t *mp = 0;
+ unix_shared_memory_queue_t *q = 0;
+
+ if (client)
+ {
+ mp = allocate_mac_evt_buf (client, cl_idx);
+ q = vl_api_client_index_to_input_queue (lm->client_index);
+ }
+
+ for (i = 0; i < h->nbuckets; i++)
+ {
+ /* allow no more than 20us without a pause */
+ delta_t = vlib_time_now (vm) - last_start;
+ if (delta_t > 20e-6)
+ {
+ vlib_process_suspend (vm, 100e-6); /* suspend for 100 us */
+ last_start = vlib_time_now (vm);
+ accum_t += delta_t;
+ }
+
+ if (i < (h->nbuckets - 3))
+ {
+ BVT (clib_bihash_bucket) * b = &h->buckets[i + 3];
+ CLIB_PREFETCH (b, CLIB_CACHE_LINE_BYTES, LOAD);
+ b = &h->buckets[i + 1];
+ if (b->offset)
+ {
+ BVT (clib_bihash_value) * v =
+ BV (clib_bihash_get_value) (h, b->offset);
+ CLIB_PREFETCH (v, CLIB_CACHE_LINE_BYTES, LOAD);
+ }
+ }
+
+ BVT (clib_bihash_bucket) * b = &h->buckets[i];
+ if (b->offset == 0)
+ continue;
+ BVT (clib_bihash_value) * v = BV (clib_bihash_get_value) (h, b->offset);
+ for (j = 0; j < (1 << b->log2_pages); j++)
+ {
+ for (k = 0; k < BIHASH_KVP_PER_PAGE; k++)
+ {
+ if (v->kvp[k].key == ~0ULL && v->kvp[k].value == ~0ULL)
+ continue;
+
+ l2fib_entry_key_t key = {.raw = v->kvp[k].key };
+ l2fib_entry_result_t result = {.raw = v->kvp[k].value };
+
+ if (result.fields.age_not == 0)
+ learn_count++;
+
+ if (PREDICT_FALSE (evt_idx >= fm->max_macs_in_event))
+ {
+ /* evet message full, sent it and start a new one */
+ if (q && (q->cursize < q->maxsize))
+ {
+ mp->n_macs = htonl (evt_idx);
+ vl_msg_api_send_shmem (q, (u8 *) & mp);
+ mp = allocate_mac_evt_buf (client, cl_idx);
+ }
+ else
+ {
+ clib_warning ("MAC event to pid %d queue stuffed!"
+ " %d MAC entries lost", client, evt_idx);
+ }
+ evt_idx = 0;
+ }
+
+ if (client)
+ {
+ if (result.fields.lrn_evt)
+ {
+ /* copy mac entry to event msg */
+ clib_memcpy (mp->mac[evt_idx].mac_addr, key.fields.mac,
+ 6);
+ mp->mac[evt_idx].is_del = 0;
+ mp->mac[evt_idx].sw_if_index =
+ htonl (result.fields.sw_if_index);
+ /* clear event bit and update mac entry */
+ result.fields.lrn_evt = 0;
+ BVT (clib_bihash_kv) kv;
+ kv.key = key.raw;
+ kv.value = result.raw;
+ BV (clib_bihash_add_del) (&fm->mac_table, &kv, 1);
+ evt_idx++;
+ continue; /* skip aging */
+ }
+ }
+
+ if (event_only || result.fields.age_not)
+ continue; /* skip aging - static_mac alsways age_not */
+
+ /* start aging processing */
+ u32 bd_index = key.fields.bd_index;
+ u32 sw_if_index = result.fields.sw_if_index;
+ u16 sn = l2fib_cur_seq_num (bd_index, sw_if_index).as_u16;
+ if (result.fields.sn.as_u16 != sn)
+ goto age_out; /* stale mac */
+
+ l2_bridge_domain_t *bd_config =
+ vec_elt_at_index (l2input_main.bd_configs, bd_index);
+
+ if (bd_config->mac_age == 0)
+ continue; /* skip aging */
+
+ i16 delta = (u8) (start_time / 60) - result.fields.timestamp;
+ delta += delta < 0 ? 256 : 0;
+
+ if (delta < bd_config->mac_age)
+ continue; /* still valid */
+
+ age_out:
+ if (client)
+ {
+ /* copy mac entry to event msg */
+ clib_memcpy (mp->mac[evt_idx].mac_addr, key.fields.mac, 6);
+ mp->mac[evt_idx].is_del = 1;
+ mp->mac[evt_idx].sw_if_index =
+ htonl (result.fields.sw_if_index);
+ evt_idx++;
+ }
+ /* delete mac entry */
+ BVT (clib_bihash_kv) kv;
+ kv.key = key.raw;
+ BV (clib_bihash_add_del) (&fm->mac_table, &kv, 0);
+ learn_count--;
+ }
+ v++;
+ }
+ }
+
+ /* keep learn count consistent */
+ l2learn_main.global_learn_count = learn_count;
+
+ if (mp)
+ {
+ /* send any outstanding mac event message else free message buffer */
+ if (evt_idx)
+ {
+ if (q && (q->cursize < q->maxsize))
+ {
+ mp->n_macs = htonl (evt_idx);
+ vl_msg_api_send_shmem (q, (u8 *) & mp);
+ }
+ else
+ {
+ clib_warning ("MAC event to pid %d queue stuffed!"
+ " %d MAC entries lost", client, evt_idx);
+ vl_msg_api_free (mp);
+ }
+ }
+ else
+ vl_msg_api_free (mp);
+ }
+ return delta_t + accum_t;
+}
+
+/* Type of scan */
+#define SCAN_MAC_AGE 0
+#define SCAN_MAC_EVENT 1
+
+/* Maximum f64 value */
+#define TIME_MAX (1.7976931348623157e+308)
+
static uword
l2fib_mac_age_scanner_process (vlib_main_t * vm, vlib_node_runtime_t * rt,
vlib_frame_t * f)
{
uword event_type, *event_data = 0;
- l2fib_main_t *msm = &l2fib_main;
+ l2fib_main_t *fm = &l2fib_main;
+ l2learn_main_t *lm = &l2learn_main;
bool enabled = 0;
- f64 start_time, last_run_duration = 0, t;
+ bool scan = SCAN_MAC_AGE; /* SCAN_FOR_AGE or SCAN_FOR_EVENT */
+ f64 start_time, next_age_scan_time = TIME_MAX;
while (1)
{
if (enabled)
- vlib_process_wait_for_event_or_clock (vm, 60 - last_run_duration);
+ {
+ if (lm->client_pid) /* mac event client waiting */
+ vlib_process_wait_for_event_or_clock (vm, fm->event_scan_delay);
+ else /* agin only */
+ {
+ f64 t = next_age_scan_time - vlib_time_now (vm);
+ if (t < fm->event_scan_delay)
+ t = fm->event_scan_delay;
+ vlib_process_wait_for_event_or_clock (vm, t);
+ }
+ }
else
vlib_process_wait_for_event (vm);
event_type = vlib_process_get_events (vm, &event_data);
vec_reset_length (event_data);
+ start_time = vlib_time_now (vm);
+
switch (event_type)
{
- case ~0:
+ case ~0: /* timer expired */
+ if ((lm->client_pid == 0) || (start_time >= next_age_scan_time))
+ {
+ scan = SCAN_MAC_AGE;
+ if (enabled)
+ next_age_scan_time = start_time + L2FIB_AGE_SCAN_INTERVAL;
+ else
+ next_age_scan_time = TIME_MAX;
+ }
+ else
+ scan = SCAN_MAC_EVENT;
break;
+
case L2_MAC_AGE_PROCESS_EVENT_START:
+ scan = SCAN_MAC_AGE;
+ next_age_scan_time = start_time + L2FIB_AGE_SCAN_INTERVAL;
enabled = 1;
break;
+
case L2_MAC_AGE_PROCESS_EVENT_STOP:
enabled = 0;
+ next_age_scan_time = TIME_MAX;
+ l2fib_main.age_scan_duration = 0;
+ l2fib_main.evt_scan_duration = 0;
continue;
+
case L2_MAC_AGE_PROCESS_EVENT_ONE_PASS:
- enabled = 0;
+ scan = SCAN_MAC_AGE;
+ if (enabled)
+ next_age_scan_time = start_time + L2FIB_AGE_SCAN_INTERVAL;
+ else
+ next_age_scan_time = TIME_MAX;
break;
+
default:
ASSERT (0);
}
- last_run_duration = start_time = vlib_time_now (vm);
- BVT (clib_bihash) * h = &msm->mac_table;
- int i, j, k;
- for (i = 0; i < h->nbuckets; i++)
- {
- /* Allow no more than 10us without a pause */
- t = vlib_time_now (vm);
- if (t > start_time + 10e-6)
- {
- vlib_process_suspend (vm, 100e-6); /* suspend for 100 us */
- start_time = vlib_time_now (vm);
- }
-
- if (i < (h->nbuckets - 3))
- {
- BVT (clib_bihash_bucket) * b = &h->buckets[i + 3];
- CLIB_PREFETCH (b, CLIB_CACHE_LINE_BYTES, LOAD);
- b = &h->buckets[i + 1];
- if (b->offset)
- {
- BVT (clib_bihash_value) * v =
- BV (clib_bihash_get_value) (h, b->offset);
- CLIB_PREFETCH (v, CLIB_CACHE_LINE_BYTES, LOAD);
- }
- }
-
- BVT (clib_bihash_bucket) * b = &h->buckets[i];
- if (b->offset == 0)
- continue;
- BVT (clib_bihash_value) * v =
- BV (clib_bihash_get_value) (h, b->offset);
- for (j = 0; j < (1 << b->log2_pages); j++)
- {
- for (k = 0; k < BIHASH_KVP_PER_PAGE; k++)
- {
- if (v->kvp[k].key == ~0ULL && v->kvp[k].value == ~0ULL)
- continue;
-
- l2fib_entry_key_t key = {.raw = v->kvp[k].key };
- l2fib_entry_result_t result = {.raw = v->kvp[k].value };
-
- if (result.fields.static_mac)
- continue;
-
- u32 bd_index = key.fields.bd_index;
- u32 sw_if_index = result.fields.sw_if_index;
- u16 sn = l2fib_cur_seq_num (bd_index, sw_if_index).as_u16;
- if (result.fields.sn.as_u16 != sn)
- {
- l2fib_del_entry_by_key (key.raw);
- continue;
- }
- l2_bridge_domain_t *bd_config =
- vec_elt_at_index (l2input_main.bd_configs, bd_index);
-
- if (bd_config->mac_age == 0)
- continue;
-
- i16 delta =
- (u8) (start_time / 60) - result.fields.timestamp;
- delta += delta < 0 ? 256 : 0;
-
- if (delta > bd_config->mac_age)
- l2fib_del_entry_by_key (key.raw);
- }
- v++;
- }
- }
- last_run_duration = vlib_time_now (vm) - last_run_duration;
+ if (scan == SCAN_MAC_EVENT)
+ l2fib_main.evt_scan_duration = l2fib_scan (vm, start_time, 1);
+ else
+ l2fib_main.age_scan_duration = l2fib_scan (vm, start_time, 0);
}
return 0;
}
diff --git a/src/vnet/l2/l2_fib.h b/src/vnet/l2/l2_fib.h
index ee6f0dc56a4..49a8b5b628c 100644
--- a/src/vnet/l2/l2_fib.h
+++ b/src/vnet/l2/l2_fib.h
@@ -27,6 +27,18 @@
#define L2FIB_NUM_BUCKETS (64 * 1024)
#define L2FIB_MEMORY_SIZE (256<<20)
+/* Ager scan interval is 1 minute for aging */
+#define L2FIB_AGE_SCAN_INTERVAL (60.0)
+
+/* MAC event scan delay is 100 msec unless specified by MAC event client */
+#define L2FIB_EVENT_SCAN_DELAY_DEFAULT (0.1)
+
+/* Max MACs in a event message is 100 unless specified by MAC event client */
+#define L2FIB_EVENT_MAX_MACS_DEFAULT (100)
+
+/* MAC event learn limit is 1000 unless specified by MAC event client */
+#define L2FIB_EVENT_LEARN_LIMIT_DEFAULT (1000)
+
typedef struct
{
@@ -36,6 +48,16 @@ typedef struct
/* per swif vector of sequence number for interface based flush of MACs */
u8 *swif_seq_num;
+ /* last event or ager scan duration */
+ f64 evt_scan_duration;
+ f64 age_scan_duration;
+
+ /* delay between event scans, default to 100 msec */
+ f64 event_scan_delay;
+
+ /* max macs in evet message, default to 100 entries */
+ u32 max_macs_in_event;
+
/* convenience variables */
vlib_main_t *vlib_main;
vnet_main_t *vnet_main;
@@ -89,12 +111,15 @@ typedef struct
{
struct
{
- u32 sw_if_index; /* output sw_if_index (L3 interface if bvi==1) */
+ u32 sw_if_index; /* output sw_if_index (L3 intf if bvi==1) */
- u8 static_mac:1; /* static mac, no dataplane learning */
+ u8 static_mac:1; /* static mac, no MAC move */
+ u8 age_not:1; /* not subject to age */
u8 bvi:1; /* mac is for a bridged virtual interface */
u8 filter:1; /* drop packets to/from this mac */
- u8 unused1:5;
+ u8 lrn_evt:1; /* MAC learned to be sent in L2 MAC event */
+ u8 unused:3;
+
u8 timestamp; /* timestamp for aging */
l2fib_seq_num_t sn; /* bd/int seq num */
} fields;
@@ -348,11 +373,11 @@ void l2fib_clear_table (void);
void
l2fib_add_entry (u64 mac,
u32 bd_index,
- u32 sw_if_index, u32 static_mac, u32 drop_mac, u32 bvi_mac);
+ u32 sw_if_index, u8 static_mac, u8 drop_mac, u8 bvi_mac);
static inline void
-l2fib_add_fwd_entry (u64 mac, u32 bd_index, u32 sw_if_index, u32 static_mac,
- u32 bvi_mac)
+l2fib_add_fwd_entry (u64 mac, u32 bd_index, u32 sw_if_index, u8 static_mac,
+ u8 bvi_mac)
{
l2fib_add_entry (mac, bd_index, sw_if_index, static_mac, 0, bvi_mac);
}
diff --git a/src/vnet/l2/l2_fwd.c b/src/vnet/l2/l2_fwd.c
index 8140728b5e1..2bb7307c68c 100644
--- a/src/vnet/l2/l2_fwd.c
+++ b/src/vnet/l2/l2_fwd.c
@@ -141,8 +141,9 @@ l2fwd_process (vlib_main_t * vm,
vnet_buffer (b0)->sw_if_index[VLIB_TX] = result0->fields.sw_if_index;
*next0 = L2FWD_NEXT_L2_OUTPUT;
int l2fib_seq_num_valid = 1;
+
/* check l2fib seq num for stale entries */
- if (!result0->fields.static_mac)
+ if (!result0->fields.age_not)
{
l2fib_seq_num_t in_sn = {.as_u16 = vnet_buffer (b0)->l2.l2fib_sn };
l2fib_seq_num_t expected_sn = {
diff --git a/src/vnet/l2/l2_learn.c b/src/vnet/l2/l2_learn.c
index 65406292cc7..47c036b0bf1 100644
--- a/src/vnet/l2/l2_learn.c
+++ b/src/vnet/l2/l2_learn.c
@@ -123,11 +123,9 @@ l2learn_process (vlib_node_runtime_t * node,
/* Check mac table lookup result */
if (PREDICT_TRUE (result0->fields.sw_if_index == sw_if_index0))
{
- /*
- * The entry was in the table, and the sw_if_index matched, the normal case
- */
+ /* Entry in L2FIB with matching sw_if_index matched - normal fast path */
counter_base[L2LEARN_ERROR_HIT] += 1;
- int update = !result0->fields.static_mac &&
+ int update = !result0->fields.age_not && /* static_mac always age_not */
(result0->fields.timestamp != timestamp ||
result0->fields.sn.as_u16 != vnet_buffer (b0)->l2.l2fib_sn);
@@ -136,10 +134,10 @@ l2learn_process (vlib_node_runtime_t * node,
}
else if (result0->raw == ~0)
{
- /* The entry was not in table, so add it */
+ /* Entry not in L2FIB - add it */
counter_base[L2LEARN_ERROR_MISS] += 1;
- if (msm->global_learn_count == msm->global_learn_limit)
+ if (msm->global_learn_count >= msm->global_learn_limit)
{
/*
* Global limit reached. Do not learn the mac but forward the packet.
@@ -149,15 +147,22 @@ l2learn_process (vlib_node_runtime_t * node,
return;
}
+ /* Do not learn if mac is 0 */
+ l2fib_entry_key_t key = *key0;
+ key.fields.bd_index = 0;
+ if (key.raw == 0)
+ return;
+
/* It is ok to learn */
msm->global_learn_count++;
result0->raw = 0; /* clear all fields */
result0->fields.sw_if_index = sw_if_index0;
+ result0->fields.lrn_evt = (msm->client_pid != 0);
cached_key->raw = ~0; /* invalidate the cache */
}
else
{
- /* The entry was in the table, but with the wrong sw_if_index mapping (mac move) */
+ /* Entry in L2FIB with different sw_if_index - mac move or filter */
if (result0->fields.filter)
{
ASSERT (result0->fields.sw_if_index == ~0);
@@ -167,8 +172,6 @@ l2learn_process (vlib_node_runtime_t * node,
return;
}
- counter_base[L2LEARN_ERROR_MAC_MOVE] += 1;
-
if (result0->fields.static_mac)
{
/*
@@ -185,6 +188,13 @@ l2learn_process (vlib_node_runtime_t * node,
* TODO: check global/bridge domain/interface learn limits
*/
result0->fields.sw_if_index = sw_if_index0;
+ if (result0->fields.age_not) /* The mac was provisioned */
+ {
+ msm->global_learn_count++;
+ result0->fields.age_not = 0;
+ }
+ result0->fields.lrn_evt = (msm->client_pid != 0);
+ counter_base[L2LEARN_ERROR_MAC_MOVE] += 1;
}
/* Update the entry */
@@ -479,7 +489,7 @@ VLIB_NODE_FUNCTION_MULTIARCH (l2learn_node, l2learn_node_fn)
* Set the default number of dynamically learned macs to the number
* of buckets.
*/
- mp->global_learn_limit = L2FIB_NUM_BUCKETS * 16;
+ mp->global_learn_limit = L2LEARN_DEFAULT_LIMIT;
return 0;
}
diff --git a/src/vnet/l2/l2_learn.h b/src/vnet/l2/l2_learn.h
index 0d95de04b66..000ab59ee7f 100644
--- a/src/vnet/l2/l2_learn.h
+++ b/src/vnet/l2/l2_learn.h
@@ -34,6 +34,10 @@ typedef struct
/* maximum number of dynamically learned mac entries */
u32 global_learn_limit;
+ /* client waiting for L2 MAC events for learned and aged MACs */
+ u32 client_pid;
+ u32 client_index;
+
/* Next nodes for each feature */
u32 feat_next_node_index[32];
@@ -42,6 +46,7 @@ typedef struct
vnet_main_t *vnet_main;
} l2learn_main_t;
+#define L2LEARN_DEFAULT_LIMIT (L2FIB_NUM_BUCKETS * 16)
l2learn_main_t l2learn_main;
diff --git a/src/vpp/api/custom_dump.c b/src/vpp/api/custom_dump.c
index 520361f617d..a57799cb2c4 100644
--- a/src/vpp/api/custom_dump.c
+++ b/src/vpp/api/custom_dump.c
@@ -373,10 +373,19 @@ vl_api_l2_flags_t_print (vl_api_l2_flags_t * mp, void *handle)
s = format (s, "sw_if_index %d ", ntohl (mp->sw_if_index));
-#define _(a,b) \
- if (flags & L2INPUT_FEAT_ ## a) s = format (s, #a " ");
- foreach_l2input_feat;
-#undef _
+ if (flags & L2_LEARN)
+ s = format (s, "learn ");
+ if (flags & L2_FWD)
+ s = format (s, "forward ");
+ if (flags & L2_FLOOD)
+ s = format (s, "flood ");
+ if (flags & L2_UU_FLOOD)
+ s = format (s, "uu-flood ");
+ if (flags & L2_ARP_TERM)
+ s = format (s, "arp-term ");
+
+ if (mp->is_set == 0)
+ s = format (s, "clear ");
FINISH;
}
@@ -1783,6 +1792,21 @@ static void *vl_api_want_ip6_nd_events_t_print
FINISH;
}
+static void *vl_api_want_l2_macs_events_t_print
+ (vl_api_want_l2_macs_events_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: want_l2_macs_events ");
+ s = format (s, "learn-limit %d ", ntohl (mp->learn_limit));
+ s = format (s, "scan-delay %d ", (u32) mp->scan_delay);
+ s = format (s, "max-entries %d ", (u32) mp->max_macs_in_event * 10);
+ if (mp->enable_disable == 0)
+ s = format (s, "disable");
+
+ FINISH;
+}
+
static void *vl_api_input_acl_set_interface_t_print
(vl_api_input_acl_set_interface_t * mp, void *handle)
{
@@ -3066,6 +3090,7 @@ _(VXLAN_GPE_TUNNEL_DUMP, vxlan_gpe_tunnel_dump) \
_(INTERFACE_NAME_RENUMBER, interface_name_renumber) \
_(WANT_IP4_ARP_EVENTS, want_ip4_arp_events) \
_(WANT_IP6_ND_EVENTS, want_ip6_nd_events) \
+_(WANT_L2_MACS_EVENTS, want_l2_macs_events) \
_(INPUT_ACL_SET_INTERFACE, input_acl_set_interface) \
_(IP_ADDRESS_DUMP, ip_address_dump) \
_(IP_DUMP, ip_dump) \