From 5d82d2f1495e189c4687a6462850cbbb3ea38b17 Mon Sep 17 00:00:00 2001 From: Mohsin Kazmi Date: Mon, 13 Aug 2018 19:17:54 +0200 Subject: l2: arp termination dump VPP-1368 Change-Id: I6373f76ba87184a91b517712eafb4ee1f5cea59e Signed-off-by: Mohsin Kazmi --- src/vnet/l2/l2.api | 26 +++++++++++++++++ src/vnet/l2/l2_api.c | 80 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 106 insertions(+) (limited to 'src/vnet') diff --git a/src/vnet/l2/l2.api b/src/vnet/l2/l2.api index 05b250bd885..ae639682a38 100644 --- a/src/vnet/l2/l2.api +++ b/src/vnet/l2/l2.api @@ -459,6 +459,32 @@ autoreply define bd_ip_mac_add_del u8 mac_address[6]; }; +/** \brief bridge domain IP to MAC entry details structure + @param bd_id - bridge domain table id + @param is_ipv6 - if non-zero, ipv6 address, else ipv4 address + @param ip_address - ipv4 or ipv6 address + @param mac_address - MAC address +*/ +define bd_ip_mac_details +{ + u32 context; + u32 bd_id; + u8 is_ipv6; + u8 ip_address[16]; + u8 mac_address[6]; +}; + +/** \brief Dump bridge domain IP to MAC entries + @param client_index - opaque cookie to identify the sender + @param bd_id - bridge domain identifier +*/ +define bd_ip_mac_dump +{ + u32 client_index; + u32 context; + u32 bd_id; +}; + /** \brief L2 interface ethernet flow point filtering enable/disable request @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request diff --git a/src/vnet/l2/l2_api.c b/src/vnet/l2/l2_api.c index be3b75e9658..5ec7581ff3b 100644 --- a/src/vnet/l2/l2_api.c +++ b/src/vnet/l2/l2_api.c @@ -63,6 +63,7 @@ _(SW_INTERFACE_SET_L2_BRIDGE, sw_interface_set_l2_bridge) \ _(L2_PATCH_ADD_DEL, l2_patch_add_del) \ _(L2_INTERFACE_EFP_FILTER, l2_interface_efp_filter) \ _(BD_IP_MAC_ADD_DEL, bd_ip_mac_add_del) \ +_(BD_IP_MAC_DUMP, bd_ip_mac_dump) \ _(BRIDGE_DOMAIN_ADD_DEL, bridge_domain_add_del) \ _(BRIDGE_DOMAIN_DUMP, bridge_domain_dump) \ _(BRIDGE_FLAGS, bridge_flags) \ @@ -701,6 +702,85 @@ static void REPLY_MACRO (VL_API_SW_INTERFACE_SET_L2_BRIDGE_REPLY); } +static void +send_bd_ip_mac_entry (vpe_api_main_t * am, + vl_api_registration_t * reg, + u32 bd_id, u8 is_ipv6, + u8 * ip_address, u8 * mac_address, u32 context) +{ + vl_api_bd_ip_mac_details_t *mp; + + mp = vl_msg_api_alloc (sizeof (*mp)); + memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_BD_IP_MAC_DETAILS); + + mp->bd_id = ntohl (bd_id); + + clib_memcpy (mp->mac_address, mac_address, 6); + mp->is_ipv6 = is_ipv6; + clib_memcpy (mp->ip_address, ip_address, (is_ipv6) ? 16 : 4); + mp->context = context; + + vl_api_send_msg (reg, (u8 *) mp); +} + +static void +vl_api_bd_ip_mac_dump_t_handler (vl_api_bd_ip_mac_dump_t * mp) +{ + vpe_api_main_t *am = &vpe_api_main; + bd_main_t *bdm = &bd_main; + l2_bridge_domain_t *bd_config; + u32 bd_id = ntohl (mp->bd_id); + u32 bd_index, start = 1, end; + vl_api_registration_t *reg; + uword *p; + + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; + + end = vec_len (l2input_main.bd_configs); + + /* see bd_id: ~0 means "any" */ + if (bd_id == ~0) + bd_index = ~0; + else + { + p = hash_get (bdm->bd_index_by_bd_id, bd_id); + if (p == 0) + return; + + bd_index = p[0]; + vec_validate (l2input_main.bd_configs, bd_index); + start = bd_index; + end = start + 1; + } + + for (bd_index = start; bd_index < end; bd_index++) + { + bd_config = vec_elt_at_index (l2input_main.bd_configs, bd_index); + if (bd_is_valid (bd_config)) + { + ip4_address_t ip4_addr; + ip6_address_t *ip6_addr; + u64 mac_addr; + bd_id = bd_config->bd_id; + + /* *INDENT-OFF* */ + hash_foreach (ip4_addr.as_u32, mac_addr, bd_config->mac_by_ip4, + ({ + send_bd_ip_mac_entry (am, reg, bd_id, 0, (u8 *) &(ip4_addr.as_u8), (u8 *) &mac_addr, mp->context); + })); + + hash_foreach_mem (ip6_addr, mac_addr, bd_config->mac_by_ip6, + ({ + send_bd_ip_mac_entry (am, reg, bd_id, 1, (u8 *) &(ip6_addr->as_u8), (u8 *) &mac_addr, mp->context); + })); + /* *INDENT-ON* */ + } + } +} + static void vl_api_bd_ip_mac_add_del_t_handler (vl_api_bd_ip_mac_add_del_t * mp) { -- cgit 1.2.3-korg