diff options
Diffstat (limited to 'src/plugins/map/map_api.c')
| -rw-r--r-- | src/plugins/map/map_api.c | 339 |
1 files changed, 338 insertions, 1 deletions
diff --git a/src/plugins/map/map_api.c b/src/plugins/map/map_api.c index 0b17793e952..8ce6428fbc6 100644 --- a/src/plugins/map/map_api.c +++ b/src/plugins/map/map_api.c @@ -252,13 +252,350 @@ out: vl_api_send_msg (reg, (u8 *) rmp); } + +int +map_param_set_fragmentation (bool inner, bool ignore_df) +{ + map_main_t *mm = &map_main; + + mm->frag_inner = ! !inner; + mm->frag_ignore_df = ! !ignore_df; + + return 0; +} + +static void + vl_api_map_param_set_fragmentation_t_handler + (vl_api_map_param_set_fragmentation_t * mp) +{ + map_main_t *mm = &map_main; + vl_api_map_param_set_fragmentation_reply_t *rmp; + int rv = 0; + + rv = map_param_set_fragmentation (mp->inner, mp->ignore_df); + + REPLY_MACRO (VL_API_MAP_PARAM_SET_FRAGMENTATION_REPLY); +} + + +int +map_param_set_icmp (ip4_address_t * icmp_src_address) +{ + map_main_t *mm = &map_main; + + if (icmp_src_address == 0) + return -1; + + mm->icmp4_src_address = *icmp_src_address; + + return 0; +} + + +static void +vl_api_map_param_set_icmp_t_handler (vl_api_map_param_set_icmp_t * mp) +{ + map_main_t *mm = &map_main; + vl_api_map_param_set_icmp_reply_t *rmp; + int rv; + + rv = map_param_set_icmp ((ip4_address_t *) & mp->ip4_err_relay_src); + + REPLY_MACRO (VL_API_MAP_PARAM_SET_ICMP_REPLY); +} + + +int +map_param_set_icmp6 (u8 enable_unreachable) +{ + map_main_t *mm = &map_main; + + mm->icmp6_enabled = ! !enable_unreachable; + + return 0; +} + +static void +vl_api_map_param_set_icmp6_t_handler (vl_api_map_param_set_icmp6_t * mp) +{ + map_main_t *mm = &map_main; + vl_api_map_param_set_icmp6_reply_t *rmp; + int rv; + + rv = map_param_set_icmp6 (mp->enable_unreachable); + + REPLY_MACRO (VL_API_MAP_PARAM_SET_ICMP6_REPLY); +} + + +static void + vl_api_map_param_add_del_pre_resolve_t_handler + (vl_api_map_param_add_del_pre_resolve_t * mp) +{ + map_main_t *mm = &map_main; + vl_api_map_param_add_del_pre_resolve_reply_t *rmp; + int rv = 0; + + map_pre_resolve ((ip4_address_t *) & mp->ip4_nh_address, + (ip6_address_t *) & mp->ip6_nh_address, mp->is_add); + + REPLY_MACRO (VL_API_MAP_PARAM_ADD_DEL_PRE_RESOLVE_REPLY); +} + + +int +map_param_set_reassembly (bool is_ipv6, + u16 lifetime_ms, + u16 pool_size, + u32 buffers, + f64 ht_ratio, u32 * reass, u32 * packets) +{ + u32 ps_reass = 0, ps_packets = 0; + u32 ht_reass = 0, ht_packets = 0; + + if (is_ipv6) + { + if (pool_size != (u16) ~ 0) + { + if (pool_size > MAP_IP6_REASS_CONF_POOL_SIZE_MAX) + return MAP_ERR_BAD_POOL_SIZE; + if (map_ip6_reass_conf_pool_size + (pool_size, &ps_reass, &ps_packets)) + return MAP_ERR_BAD_POOL_SIZE; + } + + if (ht_ratio != (MAP_IP6_REASS_CONF_HT_RATIO_MAX + 1)) + { + if (ht_ratio > MAP_IP6_REASS_CONF_HT_RATIO_MAX) + return MAP_ERR_BAD_HT_RATIO; + if (map_ip6_reass_conf_ht_ratio (ht_ratio, &ht_reass, &ht_packets)) + return MAP_ERR_BAD_HT_RATIO; + } + + if (lifetime_ms != (u16) ~ 0) + { + if (lifetime_ms > MAP_IP6_REASS_CONF_LIFETIME_MAX) + return MAP_ERR_BAD_LIFETIME; + if (map_ip6_reass_conf_lifetime (lifetime_ms)) + return MAP_ERR_BAD_LIFETIME; + } + + if (buffers != ~0) + { + if (buffers > MAP_IP6_REASS_CONF_BUFFERS_MAX) + return MAP_ERR_BAD_BUFFERS; + if (map_ip6_reass_conf_buffers (buffers)) + return MAP_ERR_BAD_BUFFERS; + } + + if (map_main.ip6_reass_conf_buffers > + map_main.ip6_reass_conf_pool_size * + MAP_IP6_REASS_MAX_FRAGMENTS_PER_REASSEMBLY) + { + return MAP_ERR_BAD_BUFFERS_TOO_LARGE; + } + } + else + { + if (pool_size != (u16) ~ 0) + { + if (pool_size > MAP_IP4_REASS_CONF_POOL_SIZE_MAX) + return MAP_ERR_BAD_POOL_SIZE; + if (map_ip4_reass_conf_pool_size + (pool_size, &ps_reass, &ps_packets)) + return MAP_ERR_BAD_POOL_SIZE; + } + + if (ht_ratio != (MAP_IP4_REASS_CONF_HT_RATIO_MAX + 1)) + { + if (ht_ratio > MAP_IP4_REASS_CONF_HT_RATIO_MAX) + return MAP_ERR_BAD_HT_RATIO; + if (map_ip4_reass_conf_ht_ratio (ht_ratio, &ht_reass, &ht_packets)) + return MAP_ERR_BAD_HT_RATIO; + } + + if (lifetime_ms != (u16) ~ 0) + { + if (lifetime_ms > MAP_IP4_REASS_CONF_LIFETIME_MAX) + return MAP_ERR_BAD_LIFETIME; + if (map_ip4_reass_conf_lifetime (lifetime_ms)) + return MAP_ERR_BAD_LIFETIME; + } + + if (buffers != ~0) + { + if (buffers > MAP_IP4_REASS_CONF_BUFFERS_MAX) + return MAP_ERR_BAD_BUFFERS; + if (map_ip4_reass_conf_buffers (buffers)) + return MAP_ERR_BAD_BUFFERS; + } + + if (map_main.ip4_reass_conf_buffers > + map_main.ip4_reass_conf_pool_size * + MAP_IP4_REASS_MAX_FRAGMENTS_PER_REASSEMBLY) + { + return MAP_ERR_BAD_BUFFERS_TOO_LARGE; + } + } + + if (reass) + *reass = ps_reass + ht_reass; + + if (packets) + *packets = ps_packets + ht_packets; + + return 0; +} + + +static void + vl_api_map_param_set_reassembly_t_handler + (vl_api_map_param_set_reassembly_t * mp) +{ + map_main_t *mm = &map_main; + vl_api_map_param_set_reassembly_reply_t *rmp; + u32 reass = 0, packets = 0; + int rv; + f64 ht_ratio; + + ht_ratio = (f64) clib_net_to_host_u64 (mp->ht_ratio); + if (ht_ratio == ~0) + ht_ratio = MAP_IP6_REASS_CONF_HT_RATIO_MAX + 1; + + rv = map_param_set_reassembly (mp->is_ip6, + clib_net_to_host_u16 (mp->lifetime_ms), + clib_net_to_host_u16 (mp->pool_size), + clib_net_to_host_u32 (mp->buffers), + ht_ratio, &reass, &packets); + + /* + * FIXME: Should the lost reass and packet counts be returned in the API? + */ + + REPLY_MACRO (VL_API_MAP_PARAM_SET_REASSEMBLY_REPLY); +} + + +int +map_param_set_security_check (bool enable, bool fragments) +{ + map_main_t *mm = &map_main; + + mm->sec_check = ! !enable; + mm->sec_check_frag = ! !fragments; + + return 0; +} + +static void + vl_api_map_param_set_security_check_t_handler + (vl_api_map_param_set_security_check_t * mp) +{ + map_main_t *mm = &map_main; + vl_api_map_param_set_security_check_reply_t *rmp; + int rv; + + rv = map_param_set_security_check (mp->enable, mp->fragments); + + REPLY_MACRO (VL_API_MAP_PARAM_SET_SECURITY_CHECK_REPLY); +} + + +int +map_param_set_traffic_class (bool copy, u8 tc) +{ + map_main_t *mm = &map_main; + + mm->tc_copy = ! !copy; + mm->tc = tc; + + return 0; +} + +static void + vl_api_map_param_set_traffic_class_t_handler + (vl_api_map_param_set_traffic_class_t * mp) +{ + map_main_t *mm = &map_main; + vl_api_map_param_set_traffic_class_reply_t *rmp; + int rv; + + rv = map_param_set_traffic_class (mp->copy, mp->class); + + REPLY_MACRO (VL_API_MAP_PARAM_SET_TRAFFIC_CLASS_REPLY); +} + + +static void +vl_api_map_param_get_t_handler (vl_api_map_param_get_t * mp) +{ + map_main_t *mm = &map_main; + vl_api_map_param_get_reply_t *rmp; + vl_api_registration_t *reg; + + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; + + rmp = vl_msg_api_alloc (sizeof (*rmp)); + rmp->_vl_msg_id = htons (VL_API_MAP_PARAM_GET_REPLY + mm->msg_id_base); + rmp->context = mp->context; + rmp->retval = 0; + + rmp->frag_inner = mm->frag_inner; + rmp->frag_ignore_df = mm->frag_ignore_df; + + clib_memcpy (&rmp->icmp_ip4_err_relay_src, + &mm->icmp4_src_address, sizeof (rmp->icmp_ip4_err_relay_src)); + + rmp->icmp6_enable_unreachable = mm->icmp6_enabled; + + /* + * FIXME: How are these addresses re-extracted from the FIB? + * Or should a local map_main copy be kept? + */ + clib_memset (&rmp->ip4_nh_address, 0, sizeof (rmp->ip4_nh_address)); + clib_memset (&rmp->ip6_nh_address, 0, sizeof (rmp->ip6_nh_address)); + + rmp->ip4_lifetime_ms = + clib_net_to_host_u16 (mm->ip4_reass_conf_lifetime_ms); + rmp->ip4_pool_size = clib_net_to_host_u16 (mm->ip4_reass_conf_pool_size); + rmp->ip4_buffers = clib_net_to_host_u32 (mm->ip4_reass_conf_buffers); + rmp->ip4_ht_ratio = + clib_net_to_host_u32 ((u32) mm->ip4_reass_conf_ht_ratio); + + rmp->ip6_lifetime_ms = + clib_net_to_host_u16 (mm->ip6_reass_conf_lifetime_ms); + rmp->ip6_pool_size = clib_net_to_host_u16 (mm->ip6_reass_conf_pool_size); + rmp->ip6_buffers = clib_net_to_host_u32 (mm->ip6_reass_conf_buffers); + rmp->ip6_ht_ratio = + clib_net_to_host_u32 ((u32) mm->ip6_reass_conf_ht_ratio); + + rmp->sec_check_enable = mm->sec_check; + rmp->sec_check_fragments = mm->sec_check_frag; + + rmp->tc_copy = mm->tc_copy; + rmp->tc_class = mm->tc; + + vl_api_send_msg (reg, (u8 *) rmp); +} + + #define foreach_map_plugin_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) +_(MAP_SUMMARY_STATS, map_summary_stats) \ +_(MAP_PARAM_SET_FRAGMENTATION, map_param_set_fragmentation) \ +_(MAP_PARAM_SET_ICMP, map_param_set_icmp) \ +_(MAP_PARAM_SET_ICMP6, map_param_set_icmp6) \ +_(MAP_PARAM_ADD_DEL_PRE_RESOLVE, map_param_add_del_pre_resolve) \ +_(MAP_PARAM_SET_REASSEMBLY, map_param_set_reassembly) \ +_(MAP_PARAM_SET_SECURITY_CHECK, map_param_set_security_check) \ +_(MAP_PARAM_SET_TRAFFIC_CLASS, map_param_set_traffic_class) \ +_(MAP_PARAM_GET, map_param_get) #define vl_msg_name_crc_list #include <map/map_all_api_h.h> |