MAP: Add optional user-supplied 'tag' field in MAPs.
[vpp.git] / src / plugins / map / map_api.c
index b32b7c2..92abecd 100644 (file)
@@ -53,12 +53,16 @@ vl_api_map_add_domain_t_handler (vl_api_map_add_domain_t * mp)
   int rv = 0;
   u32 index;
   u8 flags = 0;
+  char *tag = 0;
+  u32 len;
 
-  if (mp->is_translation)
-    flags |= MAP_DOMAIN_TRANSLATION;
-
-  if (mp->is_rfc6052)
-    flags |= MAP_DOMAIN_RFC6052;
+  len = ntohl (mp->tag.length);
+  if (len > 0)
+    {
+      tag = clib_mem_alloc (len + 1);
+      clib_memcpy (tag, (char *) mp->tag.buf, len);
+      tag[len] = 0;
+    }
 
   rv =
     map_create_domain ((ip4_address_t *) & mp->ip4_prefix.prefix,
@@ -67,7 +71,10 @@ vl_api_map_add_domain_t_handler (vl_api_map_add_domain_t * mp)
                       mp->ip6_prefix.len,
                       (ip6_address_t *) & mp->ip6_src.prefix,
                       mp->ip6_src.len, mp->ea_bits_len, mp->psid_offset,
-                      mp->psid_length, &index, ntohs (mp->mtu), flags);
+                      mp->psid_length, &index, ntohs (mp->mtu), flags, tag);
+
+  if (tag)
+    clib_mem_free (tag);
 
   /* *INDENT-OFF* */
   REPLY_MACRO2(VL_API_MAP_ADD_DOMAIN_REPLY,
@@ -109,7 +116,9 @@ 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;
+  map_domain_extra_t *de;
   vl_api_registration_t *reg;
+  u32 map_domain_index;
 
   if (pool_elts (mm->domains) == 0)
     return;
@@ -121,11 +130,21 @@ vl_api_map_domain_dump_t_handler (vl_api_map_domain_dump_t * mp)
   /* *INDENT-OFF* */
   pool_foreach(d, mm->domains,
   ({
+    u32 len;
+
+    map_domain_index = d - mm->domains;
+    de = vec_elt_at_index(mm->domain_extras, map_domain_index);
+
+    len = 0;
+    if (de->tag)
+      len = strlen(de->tag);
+
     /* Make sure every field is initiated (or don't skip the clib_memset()) */
-    rmp = vl_msg_api_alloc (sizeof (*rmp));
+    rmp = vl_msg_api_alloc (sizeof (*rmp) + sizeof(rmp->tag.length) + len);
+
     rmp->_vl_msg_id = htons(VL_API_MAP_DOMAIN_DETAILS + mm->msg_id_base);
     rmp->context = mp->context;
-    rmp->domain_index = htonl(d - mm->domains);
+    rmp->domain_index = htonl(map_domain_index);
     clib_memcpy(&rmp->ip6_prefix.prefix, &d->ip6_prefix, sizeof(rmp->ip6_prefix.prefix));
     clib_memcpy(&rmp->ip4_prefix.prefix, &d->ip4_prefix, sizeof(rmp->ip4_prefix.prefix));
     clib_memcpy(&rmp->ip6_src.prefix, &d->ip6_src, sizeof(rmp->ip6_src.prefix));
@@ -137,7 +156,12 @@ vl_api_map_domain_dump_t_handler (vl_api_map_domain_dump_t * mp)
     rmp->psid_length = d->psid_length;
     rmp->flags = d->flags;
     rmp->mtu = htons(d->mtu);
-    rmp->is_translation = (d->flags & MAP_DOMAIN_TRANSLATION); // Redundant
+
+    if (de->tag)
+      {
+       rmp->tag.length = htonl (len);
+       clib_memcpy ((char *)rmp->tag.buf, de->tag, len);
+      }
 
     vl_api_send_msg (reg, (u8 *) rmp);
   }));
@@ -337,7 +361,7 @@ static void
   int rv = 0;
 
   map_pre_resolve ((ip4_address_t *) & mp->ip4_nh_address,
-                  (ip6_address_t *) & mp->ip6_nh_address, mp->is_add);
+                  (ip6_address_t *) & mp->ip6_nh_address, !mp->is_add);
 
   REPLY_MACRO (VL_API_MAP_PARAM_ADD_DEL_PRE_RESOLVE_REPLY);
 }
@@ -526,6 +550,29 @@ static void
 }
 
 
+int
+map_param_set_tcp (u16 tcp_mss)
+{
+  map_main_t *mm = &map_main;
+
+  mm->tcp_mss = tcp_mss;
+
+  return 0;
+}
+
+
+static void
+vl_api_map_param_set_tcp_t_handler (vl_api_map_param_set_tcp_t * mp)
+{
+  map_main_t *mm = &map_main;
+  vl_api_map_param_set_tcp_reply_t *rmp;
+  int rv = 0;
+
+  map_param_set_tcp (ntohs (mp->tcp_mss));
+  REPLY_MACRO (VL_API_MAP_PARAM_SET_TCP_REPLY);
+}
+
+
 static void
 vl_api_map_param_get_t_handler (vl_api_map_param_get_t * mp)
 {
@@ -562,14 +609,14 @@ vl_api_map_param_get_t_handler (vl_api_map_param_get_t * mp)
   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);
+    clib_net_to_host_u64 ((u64) 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);
+    clib_net_to_host_u64 ((u64) mm->ip6_reass_conf_ht_ratio);
 
   rmp->sec_check_enable = mm->sec_check;
   rmp->sec_check_fragments = mm->sec_check_frag;
@@ -581,12 +628,80 @@ vl_api_map_param_get_t_handler (vl_api_map_param_get_t * mp)
 }
 
 
+int
+map_if_enable_disable (bool is_enable, u32 sw_if_index, bool is_translation)
+{
+  map_main_t *mm = &map_main;
+
+  if (pool_is_free_index (mm->vnet_main->interface_main.sw_interfaces,
+                         sw_if_index))
+    return VNET_API_ERROR_INVALID_SW_IF_INDEX;
+
+  is_enable = ! !is_enable;
+
+  if (is_translation)
+    {
+      if (clib_bitmap_get (mm->bm_trans_enabled_by_sw_if, sw_if_index)
+         == is_enable)
+       return 0;
+    }
+  else
+    {
+      if (clib_bitmap_get (mm->bm_encap_enabled_by_sw_if, sw_if_index)
+         == is_enable)
+       return 0;
+    }
+
+  if (is_translation == false)
+    {
+      vnet_feature_enable_disable ("ip4-unicast", "ip4-map", sw_if_index,
+                                  is_enable ? 1 : 0, 0, 0);
+      vnet_feature_enable_disable ("ip6-unicast", "ip6-map", sw_if_index,
+                                  is_enable ? 1 : 0, 0, 0);
+      mm->bm_encap_enabled_by_sw_if =
+       clib_bitmap_set (mm->bm_encap_enabled_by_sw_if, sw_if_index,
+                        is_enable);
+    }
+  else
+    {
+      vnet_feature_enable_disable ("ip4-unicast", "ip4-map-t", sw_if_index,
+                                  is_enable ? 1 : 0, 0, 0);
+      vnet_feature_enable_disable ("ip6-unicast", "ip6-map-t", sw_if_index,
+                                  is_enable ? 1 : 0, 0, 0);
+      mm->bm_trans_enabled_by_sw_if =
+       clib_bitmap_set (mm->bm_trans_enabled_by_sw_if, sw_if_index,
+                        is_enable);
+    }
+
+  return 0;
+}
+
+
+static void
+vl_api_map_if_enable_disable_t_handler (vl_api_map_if_enable_disable_t * mp)
+{
+  map_main_t *mm = &map_main;
+  vl_api_map_if_enable_disable_reply_t *rmp;
+  int rv = 0;
+
+  VALIDATE_SW_IF_INDEX (mp);
+
+  rv =
+    map_if_enable_disable (mp->is_enable, htonl (mp->sw_if_index),
+                          mp->is_translation);
+
+  BAD_SW_IF_INDEX_LABEL;
+  REPLY_MACRO (VL_API_MAP_IF_ENABLE_DISABLE_REPLY);
+}
+
+
 #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_IF_ENABLE_DISABLE, map_if_enable_disable)        \
 _(MAP_SUMMARY_STATS, map_summary_stats)                \
 _(MAP_PARAM_SET_FRAGMENTATION, map_param_set_fragmentation)    \
 _(MAP_PARAM_SET_ICMP, map_param_set_icmp)      \
@@ -595,6 +710,7 @@ _(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_SET_TCP, map_param_set_tcp)        \
 _(MAP_PARAM_GET, map_param_get)
 
 #define vl_msg_name_crc_list