diff options
Diffstat (limited to 'vnet')
| -rw-r--r-- | vnet/Makefile.am | 36 | ||||
| -rw-r--r-- | vnet/vnet/map/map.api | 178 | ||||
| -rw-r--r-- | vnet/vnet/map/map_api.c | 295 | ||||
| -rw-r--r-- | vnet/vnet/vnet_all_api_h.h | 1 |
4 files changed, 497 insertions, 13 deletions
diff --git a/vnet/Makefile.am b/vnet/Makefile.am index 7cf19eb8156..a8e48673d7f 100644 --- a/vnet/Makefile.am +++ b/vnet/Makefile.am @@ -15,8 +15,13 @@ AUTOMAKE_OPTIONS = foreign subdir-objects AM_CFLAGS = -Wall -Werror @DPDK@ @DPDK_CRYPTO@ @IPSEC@ @IPV6SR@ -BUILT_SOURCES = vnet/interface.api.h vnet/interface.api.json vnet/l2/l2.api.h \ - vnet/l2/l2.api.json +BUILT_SOURCES = \ + vnet/interface.api.h \ + vnet/interface.api.json \ + vnet/l2/l2.api.h \ + vnet/l2/l2.api.json \ + vnet/map/map.api.h \ + vnet/map/map.api.json libvnet_la_SOURCES = libvnetplugin_la_SOURCES = @@ -393,17 +398,19 @@ nobase_include_HEADERS += \ ######################################## # Layer 3 protocol: MAP ######################################## -libvnet_la_SOURCES += \ - vnet/map/map.c \ - vnet/map/map_dpo.c \ - vnet/map/ip4_map.c \ - vnet/map/ip6_map.c \ - vnet/map/ip4_map_t.c \ - vnet/map/ip6_map_t.c +libvnet_la_SOURCES += \ + vnet/map/map.c \ + vnet/map/map_dpo.c \ + vnet/map/ip4_map.c \ + vnet/map/ip6_map.c \ + vnet/map/ip4_map_t.c \ + vnet/map/ip6_map_t.c \ + vnet/map/map_api.c -nobase_include_HEADERS += \ - vnet/map/map.h \ - vnet/map/map_dpo.h +nobase_include_HEADERS += \ + vnet/map/map.h \ + vnet/map/map_dpo.h \ + vnet/map/map.api.h if ENABLE_TESTS TESTS += test_map @@ -896,7 +903,10 @@ SUFFIXES = .api.h .api .api.json # install the API definition, so we can produce java bindings, etc. apidir = $(prefix)/vnet -api_DATA = vnet/interface.api.json vnet/l2/l2.api.json +api_DATA = \ + vnet/interface.api.json \ + vnet/l2/l2.api.json \ + vnet/map/map.api.json # The actual %.api.h rule is in .../build-data/packages/suffix-rules.mk # and requires a symbolic link at the top of the vnet source tree diff --git a/vnet/vnet/map/map.api b/vnet/vnet/map/map.api new file mode 100644 index 00000000000..4e4be85effa --- /dev/null +++ b/vnet/vnet/map/map.api @@ -0,0 +1,178 @@ +/* + * Copyright (c) 2016 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + + +/** \brief Add MAP domains + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param ip6_prefix - Rule IPv6 prefix + @param ip4_prefix - Rule IPv4 prefix + @param ip6_src - MAP domain IPv6 BR address / Tunnel source + @param ip6_prefix_len - Rule IPv6 prefix length + @param ip4_prefix_len - Rule IPv4 prefix length + @param ea_bits_len - Embedded Address bits length + @param psid_offset - Port Set Identifider (PSID) offset + @param psid_length - PSID length + @param is_translation - MAP-E / MAP-T + @param mtu - MTU +*/ +define map_add_domain +{ + u32 client_index; + u32 context; + u8 ip6_prefix[16]; + u8 ip4_prefix[4]; + u8 ip6_src[16]; + u8 ip6_prefix_len; + u8 ip4_prefix_len; + u8 ip6_src_prefix_len; + u8 ea_bits_len; + u8 psid_offset; + u8 psid_length; + u8 is_translation; + u16 mtu; +}; + +/** \brief Reply for MAP domain add + @param context - returned sender context, to match reply w/ request + @param index - MAP domain index + @param retval - return code +*/ +define map_add_domain_reply +{ + u32 context; + u32 index; + i32 retval; +}; + +/** \brief Delete MAP domain + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param index - MAP Domain index +*/ +define map_del_domain +{ + u32 client_index; + u32 context; + u32 index; +}; + +/** \brief Reply for MAP domain del + @param context - returned sender context, to match reply w/ request + @param retval - return code +*/ +define map_del_domain_reply +{ + u32 context; + i32 retval; +}; + +/** \brief Add or Delete MAP rule from a domain (Only used for shared IPv4 per subscriber) + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param index - MAP Domain index + @param is_add - If 1 add rule, if 0 delete rule + @param ip6_dst - MAP CE IPv6 address + @param psid - Rule PSID +*/ +define map_add_del_rule +{ + u32 client_index; + u32 context; + u32 index; + u32 is_add; + u8 ip6_dst[16]; + u16 psid; +}; + +/** \brief Reply for MAP rule add/del + @param context - returned sender context, to match reply w/ request + @param retval - return code +*/ +define map_add_del_rule_reply +{ + u32 context; + i32 retval; +}; + +/** \brief Get list of map domains + @param client_index - opaque cookie to identify the sender +*/ +define map_domain_dump +{ + u32 client_index; + u32 context; +}; + +define map_domain_details +{ + u32 context; + u32 domain_index; + u8 ip6_prefix[16]; + u8 ip4_prefix[4]; + u8 ip6_src[16]; + u8 ip6_prefix_len; + u8 ip4_prefix_len; + u8 ip6_src_len; + u8 ea_bits_len; + u8 psid_offset; + u8 psid_length; + u8 flags; + u16 mtu; + u8 is_translation; +}; + +define map_rule_dump +{ + u32 client_index; + u32 context; + u32 domain_index; +}; + +define map_rule_details +{ + u32 context; + u8 ip6_dst[16]; + u16 psid; +}; + +/** \brief Request for a single block of summary stats + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request +*/ +define map_summary_stats +{ + u32 client_index; + u32 context; +}; + +/** \brief Reply for map_summary_stats request + @param context - sender context, to match reply w/ request + @param retval - return code for request + @param total_bindings - + @param total_pkts - + @param total_ip4_fragments - + @param total_security_check - +*/ +define map_summary_stats_reply +{ + u32 context; + i32 retval; + u64 total_bindings; + u64 total_pkts[2]; + u64 total_bytes[2]; + u64 total_ip4_fragments; + u64 total_security_check[2]; +}; diff --git a/vnet/vnet/map/map_api.c b/vnet/vnet/map/map_api.c new file mode 100644 index 00000000000..7febeb3d7a3 --- /dev/null +++ b/vnet/vnet/map/map_api.c @@ -0,0 +1,295 @@ +/* + *------------------------------------------------------------------ + * map_api.c - vnet map api + * + * Copyright (c) 2016 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + *------------------------------------------------------------------ + */ + +#include <vnet/vnet.h> +#include <vlibmemory/api.h> + +#include "map.h" +#include <vnet/api_errno.h> +#include <vnet/ip/ip.h> +#include <vnet/fib/fib_table.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 + +/* instantiate all the print functions we know about */ +#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__) +#define vl_printfun +#include <vnet/vnet_all_api_h.h> +#undef vl_printfun + +#include <vlibapi/api_helper_macros.h> + +#define foreach_vpe_api_msg \ +_(MAP_ADD_DOMAIN, map_add_domain) \ +_(MAP_DEL_DOMAIN, map_del_domain) \ +_(MAP_ADD_DEL_RULE, map_add_del_rule) \ +_(MAP_DOMAIN_DUMP, map_domain_dump) \ +_(MAP_RULE_DUMP, map_rule_dump) \ +_(MAP_SUMMARY_STATS, map_summary_stats) + +static void +vl_api_map_add_domain_t_handler (vl_api_map_add_domain_t * mp) +{ + vl_api_map_add_domain_reply_t *rmp; + int rv = 0; + u32 index; + u8 flags = mp->is_translation ? MAP_DOMAIN_TRANSLATION : 0; + rv = + map_create_domain ((ip4_address_t *) & mp->ip4_prefix, mp->ip4_prefix_len, + (ip6_address_t *) & mp->ip6_prefix, mp->ip6_prefix_len, + (ip6_address_t *) & mp->ip6_src, + mp->ip6_src_prefix_len, mp->ea_bits_len, + mp->psid_offset, mp->psid_length, &index, + ntohs (mp->mtu), flags); + + /* *INDENT-OFF* */ + REPLY_MACRO2(VL_API_MAP_ADD_DOMAIN_REPLY, + ({ + rmp->index = ntohl(index); + })); + /* *INDENT-ON* */ +} + +static void +vl_api_map_del_domain_t_handler (vl_api_map_del_domain_t * mp) +{ + vl_api_map_del_domain_reply_t *rmp; + int rv = 0; + + rv = map_delete_domain (ntohl (mp->index)); + + REPLY_MACRO (VL_API_MAP_DEL_DOMAIN_REPLY); +} + +static void +vl_api_map_add_del_rule_t_handler (vl_api_map_add_del_rule_t * mp) +{ + vl_api_map_del_domain_reply_t *rmp; + int rv = 0; + + rv = + map_add_del_psid (ntohl (mp->index), ntohs (mp->psid), + (ip6_address_t *) mp->ip6_dst, mp->is_add); + + REPLY_MACRO (VL_API_MAP_ADD_DEL_RULE_REPLY); +} + +static void +vl_api_map_domain_dump_t_handler (vl_api_map_domain_dump_t * mp) +{ + vl_api_map_domain_details_t *rmp; + map_main_t *mm = &map_main; + map_domain_t *d; + unix_shared_memory_queue_t *q; + + if (pool_elts (mm->domains) == 0) + return; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + { + return; + } + + /* *INDENT-OFF* */ + pool_foreach(d, mm->domains, + ({ + /* Make sure every field is initiated (or don't skip the memset()) */ + rmp = vl_msg_api_alloc (sizeof (*rmp)); + rmp->_vl_msg_id = ntohs(VL_API_MAP_DOMAIN_DETAILS); + rmp->domain_index = htonl(d - mm->domains); + rmp->ea_bits_len = d->ea_bits_len; + rmp->psid_offset = d->psid_offset; + rmp->psid_length = d->psid_length; + clib_memcpy(rmp->ip4_prefix, &d->ip4_prefix, sizeof(rmp->ip4_prefix)); + rmp->ip4_prefix_len = d->ip4_prefix_len; + clib_memcpy(rmp->ip6_prefix, &d->ip6_prefix, sizeof(rmp->ip6_prefix)); + rmp->ip6_prefix_len = d->ip6_prefix_len; + clib_memcpy(rmp->ip6_src, &d->ip6_src, sizeof(rmp->ip6_src)); + rmp->ip6_src_len = d->ip6_src_len; + rmp->mtu = htons(d->mtu); + rmp->is_translation = (d->flags & MAP_DOMAIN_TRANSLATION); + rmp->context = mp->context; + + vl_msg_api_send_shmem (q, (u8 *)&rmp); + })); + /* *INDENT-ON* */ +} + +static void +vl_api_map_rule_dump_t_handler (vl_api_map_rule_dump_t * mp) +{ + unix_shared_memory_queue_t *q; + u16 i; + ip6_address_t dst; + vl_api_map_rule_details_t *rmp; + map_main_t *mm = &map_main; + u32 domain_index = ntohl (mp->domain_index); + map_domain_t *d; + + if (pool_elts (mm->domains) == 0) + return; + + d = pool_elt_at_index (mm->domains, domain_index); + if (!d || !d->rules) + { + return; + } + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + { + return; + } + + for (i = 0; i < (0x1 << d->psid_length); i++) + { + dst = d->rules[i]; + if (dst.as_u64[0] == 0 && dst.as_u64[1] == 0) + { + continue; + } + rmp = vl_msg_api_alloc (sizeof (*rmp)); + memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = ntohs (VL_API_MAP_RULE_DETAILS); + rmp->psid = htons (i); + clib_memcpy (rmp->ip6_dst, &dst, sizeof (rmp->ip6_dst)); + rmp->context = mp->context; + vl_msg_api_send_shmem (q, (u8 *) & rmp); + } +} + +static void +vl_api_map_summary_stats_t_handler (vl_api_map_summary_stats_t * mp) +{ + vl_api_map_summary_stats_reply_t *rmp; + vlib_combined_counter_main_t *cm; + vlib_counter_t v; + int i, which; + u64 total_pkts[VLIB_N_RX_TX]; + u64 total_bytes[VLIB_N_RX_TX]; + map_main_t *mm = &map_main; + unix_shared_memory_queue_t *q = + vl_api_client_index_to_input_queue (mp->client_index); + + if (!q) + return; + + rmp = vl_msg_api_alloc (sizeof (*rmp)); + rmp->_vl_msg_id = ntohs (VL_API_MAP_SUMMARY_STATS_REPLY); + rmp->context = mp->context; + rmp->retval = 0; + + memset (total_pkts, 0, sizeof (total_pkts)); + memset (total_bytes, 0, sizeof (total_bytes)); + + map_domain_counter_lock (mm); + vec_foreach (cm, mm->domain_counters) + { + which = cm - mm->domain_counters; + + for (i = 0; i < vec_len (cm->maxi); i++) + { + vlib_get_combined_counter (cm, i, &v); + total_pkts[which] += v.packets; + total_bytes[which] += v.bytes; + } + } + + map_domain_counter_unlock (mm); + + /* Note: in network byte order! */ + rmp->total_pkts[MAP_DOMAIN_COUNTER_RX] = + clib_host_to_net_u64 (total_pkts[MAP_DOMAIN_COUNTER_RX]); + rmp->total_bytes[MAP_DOMAIN_COUNTER_RX] = + clib_host_to_net_u64 (total_bytes[MAP_DOMAIN_COUNTER_RX]); + rmp->total_pkts[MAP_DOMAIN_COUNTER_TX] = + clib_host_to_net_u64 (total_pkts[MAP_DOMAIN_COUNTER_TX]); + rmp->total_bytes[MAP_DOMAIN_COUNTER_TX] = + clib_host_to_net_u64 (total_bytes[MAP_DOMAIN_COUNTER_TX]); + rmp->total_bindings = clib_host_to_net_u64 (pool_elts (mm->domains)); + rmp->total_ip4_fragments = 0; // Not yet implemented. Should be a simple counter. + rmp->total_security_check[MAP_DOMAIN_COUNTER_TX] = + clib_host_to_net_u64 (map_error_counter_get + (ip4_map_node.index, MAP_ERROR_ENCAP_SEC_CHECK)); + rmp->total_security_check[MAP_DOMAIN_COUNTER_RX] = + clib_host_to_net_u64 (map_error_counter_get + (ip4_map_node.index, MAP_ERROR_DECAP_SEC_CHECK)); + + vl_msg_api_send_shmem (q, (u8 *) & rmp); +} + +/* + * vpe_api_hookup + * Add vpe's API message handlers to the table. + * vlib has alread mapped shared memory and + * added the client registration handlers. + * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process() + */ +#define vl_msg_name_crc_list +#include <vnet/vnet_all_api_h.h> +#undef vl_msg_name_crc_list + +static void +setup_message_id_table (api_main_t * am) +{ +#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id); + foreach_vl_msg_name_crc_map; +#undef _ +} + +static clib_error_t * +map_api_hookup (vlib_main_t * vm) +{ + api_main_t *am = &api_main; + +#define _(N,n) \ + vl_msg_api_set_handlers(VL_API_##N, #n, \ + vl_api_##n##_t_handler, \ + vl_noop_handler, \ + vl_api_##n##_t_endian, \ + vl_api_##n##_t_print, \ + sizeof(vl_api_##n##_t), 1); + foreach_vpe_api_msg; +#undef _ + + /* + * Set up the (msg_name, crc, message-id) table + */ + setup_message_id_table (am); + + return 0; +} + +VLIB_API_INIT_FUNCTION (map_api_hookup); + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ diff --git a/vnet/vnet/vnet_all_api_h.h b/vnet/vnet/vnet_all_api_h.h index b975f93ab6a..887b1b0b88f 100644 --- a/vnet/vnet/vnet_all_api_h.h +++ b/vnet/vnet/vnet_all_api_h.h @@ -30,6 +30,7 @@ #endif /* included_from_layer_3 */ #include <vnet/interface.api.h> +#include <vnet/map/map.api.h> #include <vnet/l2/l2.api.h> /* |