IPsec: add API for SPDs dump (VPP-1363)

Change-Id: I36e6878712c394de629a9182d2af24c53a8f811d
Signed-off-by: Matus Fabian <matfabia@cisco.com>

2 files changed, 60 insertions, 1 deletions

diff --git a/src/vnet/ipsec/ipsec.api b/src/vnet/ipsec/ipsec.api
index 4279e208ec1..d6a28017fff 100644
--- a/src/vnet/ipsec/ipsec.api
+++ b/src/vnet/ipsec/ipsec.api
@@ -13,7 +13,7 @@
  * limitations under the License.
  */
 
-option version = "1.0.0";
+option version = "2.0.0";
 
 /** \brief IPsec: Add/delete Security Policy Database
     @param client_index - opaque cookie to identify the sender
@@ -441,6 +441,26 @@ autoreply define ikev2_initiate_rekey_child_sa
   u32 ispi;
 };
 
+/** \brief Dump IPsec all SPD IDs
+    @param client_index - opaque cookie to identify the sender
+    @param context - sender context, to match reply w/ request
+*/
+define ipsec_spds_dump {
+  u32 client_index;
+  u32 context;
+};
+
+/** \brief Dump IPsec all SPD IDs response
+    @param client_index - opaque cookie to identify the sender
+    @param spd_id - SPD instance id (control plane allocated)
+    @param npolicies - number of policies in SPD
+*/
+ define ipsec_spds_details {
+  u32 context;
+  u32 spd_id;
+  u32 npolicies;
+}; 
+
 /** \brief Dump ipsec policy database data
     @param client_index - opaque cookie to identify the sender
     @param context - sender context, to match reply w/ request
diff --git a/src/vnet/ipsec/ipsec_api.c b/src/vnet/ipsec/ipsec_api.c
index ffc7f59fb8c..37daee0b64f 100644
--- a/src/vnet/ipsec/ipsec_api.c
+++ b/src/vnet/ipsec/ipsec_api.c
@@ -54,6 +54,7 @@ _(IPSEC_SPD_ADD_DEL_ENTRY, ipsec_spd_add_del_entry)                     \
 _(IPSEC_SAD_ADD_DEL_ENTRY, ipsec_sad_add_del_entry)                     \
 _(IPSEC_SA_SET_KEY, ipsec_sa_set_key)                                   \
 _(IPSEC_SA_DUMP, ipsec_sa_dump)                                         \
+_(IPSEC_SPDS_DUMP, ipsec_spds_dump)                                     \
 _(IPSEC_SPD_DUMP, ipsec_spd_dump)                                       \
 _(IPSEC_TUNNEL_IF_ADD_DEL, ipsec_tunnel_if_add_del)                     \
 _(IPSEC_TUNNEL_IF_SET_KEY, ipsec_tunnel_if_set_key)                     \
@@ -252,6 +253,44 @@ out:
 }
 
 static void
+send_ipsec_spds_details (ipsec_spd_t * spd, vl_api_registration_t * reg,
+			 u32 context)
+{
+  vl_api_ipsec_spds_details_t *mp;
+
+  mp = vl_msg_api_alloc (sizeof (*mp));
+  memset (mp, 0, sizeof (*mp));
+  mp->_vl_msg_id = ntohs (VL_API_IPSEC_SPDS_DETAILS);
+  mp->context = context;
+
+  mp->spd_id = htonl (spd->id);
+  mp->npolicies = htonl (pool_len (spd->policies));
+
+  vl_api_send_msg (reg, (u8 *) mp);
+}
+
+static void
+vl_api_ipsec_spds_dump_t_handler (vl_api_ipsec_spds_dump_t * mp)
+{
+  vl_api_registration_t *reg;
+  ipsec_main_t *im = &ipsec_main;
+  ipsec_spd_t *spd;
+#if WITH_LIBSSL > 0
+  reg = vl_api_client_index_to_registration (mp->client_index);
+  if (!reg)
+    return;
+
+  /* *INDENT-OFF* */
+  pool_foreach (spd, im->spds, ({
+    send_ipsec_spds_details (spd, reg, mp->context);
+  }));
+  /* *INDENT-ON* */
+#else
+  clib_warning ("unimplemented");
+#endif
+}
+
+static void
 send_ipsec_spd_details (ipsec_policy_t * p, vl_api_registration_t * reg,
 			u32 context)
 {