ipsec: Dedicated IPSec interface type
[vpp.git] / src / vnet / ipsec / ipsec_api.c
index c7ce3ef..667d9b2 100644 (file)
@@ -25,6 +25,7 @@
 #include <vnet/ip/ip.h>
 #include <vnet/ip/ip_types_api.h>
 #include <vnet/ipsec/ipsec_types_api.h>
+#include <vnet/tunnel/tunnel_types_api.h>
 #include <vnet/fib/fib.h>
 #include <vnet/ipip/ipip.h>
 
@@ -33,6 +34,7 @@
 #if WITH_LIBSSL > 0
 #include <vnet/ipsec/ipsec.h>
 #include <vnet/ipsec/ipsec_tun.h>
+#include <vnet/ipsec/ipsec_itf.h>
 #endif /* IPSEC */
 
 #define vl_typedefs            /* define message structures */
@@ -60,6 +62,9 @@ _(IPSEC_SA_DUMP, ipsec_sa_dump)                                 \
 _(IPSEC_SPDS_DUMP, ipsec_spds_dump)                             \
 _(IPSEC_SPD_DUMP, ipsec_spd_dump)                               \
 _(IPSEC_SPD_INTERFACE_DUMP, ipsec_spd_interface_dump)          \
+_(IPSEC_ITF_CREATE, ipsec_itf_create)                           \
+_(IPSEC_ITF_DELETE, ipsec_itf_delete)                           \
+_(IPSEC_ITF_DUMP, ipsec_itf_dump)                               \
 _(IPSEC_TUNNEL_IF_ADD_DEL, ipsec_tunnel_if_add_del)             \
 _(IPSEC_TUNNEL_IF_SET_SA, ipsec_tunnel_if_set_sa)               \
 _(IPSEC_SELECT_BACKEND, ipsec_select_backend)                   \
@@ -178,7 +183,8 @@ send_ipsec_tunnel_protect_details (index_t itpi, void *arg)
   ipsec_dump_walk_ctx_t *ctx = arg;
   vl_api_ipsec_tunnel_protect_details_t *mp;
   ipsec_tun_protect_t *itp;
-  u32 sai, ii = 0;
+  u32 ii = 0;
+  ipsec_sa_t *sa;
 
   itp = ipsec_tun_protect_get (itpi);
 
@@ -190,12 +196,13 @@ send_ipsec_tunnel_protect_details (index_t itpi, void *arg)
   mp->tun.sw_if_index = htonl (itp->itp_sw_if_index);
   ip_address_encode2 (itp->itp_key, &mp->tun.nh);
 
-  mp->tun.sa_out = htonl (itp->itp_out_sa);
+  sa = ipsec_sa_get (itp->itp_out_sa);
+  mp->tun.sa_out = htonl (sa->id);
   mp->tun.n_sa_in = itp->itp_n_sa_in;
   /* *INDENT-OFF* */
-  FOR_EACH_IPSEC_PROTECT_INPUT_SAI(itp, sai,
+  FOR_EACH_IPSEC_PROTECT_INPUT_SA(itp, sa,
   ({
-    mp->tun.sa_in[ii++] = htonl (sai);
+    mp->tun.sa_in[ii++] = htonl (sa->id);
   }));
   /* *INDENT-ON* */
 
@@ -372,7 +379,8 @@ static void vl_api_ipsec_sad_entry_add_del_t_handler
                                crypto_alg, &crypto_key,
                                integ_alg, &integ_key, flags,
                                0, mp->entry.salt, &tun_src, &tun_dst,
-                               &sa_index);
+                               &sa_index, htons (mp->entry.udp_src_port),
+                               htons (mp->entry.udp_dst_port));
   else
     rv = ipsec_sa_unlock_id (id);
 
@@ -662,7 +670,8 @@ vl_api_ipsec_tunnel_if_add_del_t_handler (vl_api_ipsec_tunnel_if_add_del_t *
                                  &integ_key,
                                  (flags | IPSEC_SA_FLAG_IS_INBOUND),
                                  ntohl (mp->tx_table_id),
-                                 mp->salt, &remote_ip, &local_ip, NULL);
+                                 mp->salt, &remote_ip, &local_ip, NULL,
+                                 IPSEC_UDP_PORT_NONE, IPSEC_UDP_PORT_NONE);
 
       if (rv)
        goto done;
@@ -676,7 +685,8 @@ vl_api_ipsec_tunnel_if_add_del_t_handler (vl_api_ipsec_tunnel_if_add_del_t *
                                  &integ_key,
                                  flags,
                                  ntohl (mp->tx_table_id),
-                                 mp->salt, &local_ip, &remote_ip, NULL);
+                                 mp->salt, &local_ip, &remote_ip, NULL,
+                                 IPSEC_UDP_PORT_NONE, IPSEC_UDP_PORT_NONE);
 
       if (rv)
        goto done;
@@ -731,6 +741,43 @@ done:
   /* *INDENT-ON* */
 }
 
+static void
+vl_api_ipsec_itf_create_t_handler (vl_api_ipsec_itf_create_t * mp)
+{
+  vl_api_ipsec_itf_create_reply_t *rmp;
+  tunnel_mode_t mode;
+  u32 sw_if_index = ~0;
+  int rv;
+
+  rv = tunnel_mode_decode (mp->itf.mode, &mode);
+
+  if (!rv)
+    rv = ipsec_itf_create (ntohl (mp->itf.user_instance), mode, &sw_if_index);
+
+  /* *INDENT-OFF* */
+  REPLY_MACRO2 (VL_API_IPSEC_ITF_CREATE_REPLY,
+  ({
+    rmp->sw_if_index = htonl (sw_if_index);
+  }));
+  /* *INDENT-ON* */
+}
+
+static void
+vl_api_ipsec_itf_delete_t_handler (vl_api_ipsec_itf_delete_t * mp)
+{
+  vl_api_ipsec_itf_delete_reply_t *rmp;
+  int rv;
+
+  rv = ipsec_itf_delete (ntohl (mp->sw_if_index));
+
+  REPLY_MACRO (VL_API_IPSEC_ITF_DELETE_REPLY);
+}
+
+static void
+vl_api_ipsec_itf_dump_t_handler (vl_api_ipsec_itf_dump_t * mp)
+{
+}
+
 typedef struct ipsec_sa_dump_match_ctx_t_
 {
   index_t sai;
@@ -812,6 +859,11 @@ send_ipsec_sa_details (ipsec_sa_t * sa, void *arg)
       ip_address_encode (&sa->tunnel_dst_addr, IP46_TYPE_ANY,
                         &mp->entry.tunnel_dst);
     }
+  if (ipsec_sa_is_set_UDP_ENCAP (sa))
+    {
+      mp->entry.udp_src_port = sa->udp_hdr.src_port;
+      mp->entry.udp_dst_port = sa->udp_hdr.dst_port;
+    }
 
   mp->seq_outbound = clib_host_to_net_u64 (((u64) sa->seq));
   mp->last_seq_inbound = clib_host_to_net_u64 (((u64) sa->last_seq));
@@ -823,6 +875,8 @@ send_ipsec_sa_details (ipsec_sa_t * sa, void *arg)
   if (ipsec_sa_is_set_USE_ANTI_REPLAY (sa))
     mp->replay_window = clib_host_to_net_u64 (sa->replay_window);
 
+  mp->stat_index = clib_host_to_net_u32 (sa->stat_index);
+
   vl_api_send_msg (ctx->reg, (u8 *) mp);
 
   return (WALK_CONTINUE);
@@ -992,13 +1046,6 @@ ipsec_api_hookup (vlib_main_t * vm)
   foreach_vpe_api_msg;
 #undef _
 
-  /*
-   * Adding and deleting SAs is MP safe since when they are added/delete
-   * no traffic is using them
-   */
-  am->is_mp_safe[VL_API_IPSEC_SAD_ENTRY_ADD_DEL] = 1;
-  am->is_mp_safe[VL_API_IPSEC_SAD_ENTRY_ADD_DEL_REPLY] = 1;
-
   /*
    * Set up the (msg_name, crc, message-id) table
    */