LISP EID virtualization support

Change-Id: I892c001cfdff9d8d93e646641d96520beb3c6265
Signed-off-by: Filip Tehlar <ftehlar@cisco.com>

2 files changed, 28 insertions, 121 deletions

diff --git a/vnet/test/lisp-cp/test_cp_serdes.c b/vnet/test/lisp-cp/test_cp_serdes.c
index 2ca391e3..7bfe6e35 100644
--- a/vnet/test/lisp-cp/test_cp_serdes.c
+++ b/vnet/test/lisp-cp/test_cp_serdes.c
@@ -183,6 +183,8 @@ build_map_request (lisp_cp_main_t * lcm, vlib_buffer_t * b,
   u8 is_smr_invoked = 1;
   u64 nonce = 0;
   map_request_hdr_t * h = 0;
+  memset (deid, 0, sizeof (deid[0]));
+  memset (seid, 0, sizeof (seid[0]));
 
   gid_address_type (seid) = GID_ADDR_IP_PREFIX;
   ip_address_t * ip_addr = &gid_address_ip (seid);
@@ -205,6 +207,7 @@ static void
 generate_rlocs (gid_address_t **rlocs, u32 * count)
 {
   gid_address_t gid_addr_data, * gid_addr = &gid_addr_data;
+  memset (gid_addr, 0, sizeof (gid_addr[0]));
   ip_address_t * addr = &gid_address_ip (gid_addr);
 
   gid_address_type (gid_addr) = GID_ADDR_IP_PREFIX;
@@ -277,34 +280,20 @@ static clib_error_t * test_lisp_msg_put_mreq_with_lcaf ()
   clib_error_t * error = 0;
   map_request_hdr_t *h = 0;
   gid_address_t * rlocs = 0;
-  gid_address_t rloc;
 
   ip_prefix_t ippref;
   ip_prefix_version (&ippref) = IP4;
   ip4_address_t * ip = &ip_prefix_v4 (&ippref);
   ip->as_u32 = 0x11223344;
 
-  gid_address_t gid1 =
+  gid_address_t g =
     {
       .type = GID_ADDR_IP_PREFIX,
-      .ippref = ippref
+      .ippref = ippref,
+      .vni = 0x90919293,
+      .vni_mask = 0x17
     };
-
-  lcaf_t lcaf1 =
-    {
-      .type = LCAF_INSTANCE_ID,
-      .uni =
-        {
-          .vni_mask_len = 0x17,
-          .vni = 0x90919293,
-          .gid_addr = &gid1
-        }
-    };
-
-  gid_address_type (&rloc) = GID_ADDR_LCAF;
-  gid_address_lcaf (&rloc) = lcaf1;
-
-  vec_add1 (rlocs, rloc);
+  vec_add1 (rlocs, g);
 
   u8 * data = clib_mem_alloc (500);
   memset (data, 0, 500);
@@ -482,16 +471,9 @@ test_lisp_parse_lcaf ()
   _assert (locs[0].mpriority == 0xc);
   _assert (locs[0].mweight == 0xd);
 
-  /* check LCAF header data */
-  lcaf_t * lcaf = &gid_address_lcaf (&locs[0].address);
-  _assert (gid_address_type (&locs[0].address) == GID_ADDR_LCAF);
-  _assert (lcaf_type (lcaf) == LCAF_INSTANCE_ID);
-  vni_t * v = (vni_t *) lcaf;
-  _assert (vni_vni (v) == 0x09);
-
-  gid_address_t * nested_gid = vni_gid (v);
-  _assert (GID_ADDR_IP_PREFIX == gid_address_type (nested_gid));
-  ip_prefix_t * ip_pref = &gid_address_ippref (nested_gid);
+  _assert (gid_address_type (&locs[0].address) == GID_ADDR_IP_PREFIX);
+  _assert (gid_address_vni (&locs[0].address) == 0x09);
+  ip_prefix_t * ip_pref = &gid_address_ippref (&locs[0].address);
   _assert (IP4 == ip_prefix_version (ip_pref));
 
   /* 2nd locator - LCAF entry with ipv6 address */
@@ -501,16 +483,9 @@ test_lisp_parse_lcaf ()
   _assert (locs[1].mpriority == 0x5);
   _assert (locs[1].mweight == 0x4);
 
-  /* LCAF header */
-  _assert (gid_address_type (&locs[1].address) == GID_ADDR_LCAF);
-  lcaf = &gid_address_lcaf (&locs[1].address);
-  _assert (lcaf_type (lcaf) == LCAF_INSTANCE_ID);
-  v = (vni_t *) lcaf;
-  _assert (vni_vni (v) == 0x22446688);
-
-  nested_gid = vni_gid (v);
-  _assert (GID_ADDR_IP_PREFIX == gid_address_type (nested_gid));
-  ip_pref = &gid_address_ippref (nested_gid);
+  _assert (gid_address_type (&locs[1].address) == GID_ADDR_IP_PREFIX);
+  _assert (0x22446688 == gid_address_vni (&locs[1].address));
+  ip_pref = &gid_address_ippref (&locs[1].address);
   _assert (IP6 == ip_prefix_version (ip_pref));
 
   /* 3rd locator - simple ipv4 address */
diff --git a/vnet/test/lisp-cp/test_lisp_types.c b/vnet/test/lisp-cp/test_lisp_types.c
index 5d4e2a80..4291bbeb 100644
--- a/vnet/test/lisp-cp/test_lisp_types.c
+++ b/vnet/test/lisp-cp/test_lisp_types.c
@@ -154,21 +154,19 @@ static clib_error_t * test_gid_parse_lcaf ()
   _assert (18 == len);
   gid_address_copy (gid_addr_copy, gid_addr);
   _assert (0 == gid_address_cmp (gid_addr_copy, gid_addr));
+  _assert (GID_ADDR_IP_PREFIX == gid_address_type (gid_addr));
+  _assert (9 == gid_address_vni (gid_addr));
+  _assert (0x18 == gid_address_vni_mask (gid_addr));
+  _assert (0xddccbb10 == gid_addr->ippref.addr.ip.v4.as_u32);
 
-  lcaf_t * lcaf = &gid_address_lcaf (gid_addr_copy);
-  vni_t * vni = (vni_t *) lcaf;
-  _assert (lcaf->type == LCAF_INSTANCE_ID);
-  _assert (vni->vni == 9);
-  _assert (vni->vni_mask_len == 0x18);
-
-  gid_address_t * g = vni_gid (vni);
-  _assert (gid_address_type (g) == GID_ADDR_IP_PREFIX);
 done:
   gid_address_free (gid_addr);
   gid_address_free (gid_addr_copy);
   return error;
 }
 
+/* recursive LCAFs are not supported */
+#if 0
 static clib_error_t * test_gid_parse_lcaf_complex ()
 {
   clib_error_t * error = 0;
@@ -262,59 +260,7 @@ done:
   gid_address_free (gid_addr_copy);
   return error;
 }
-
-static clib_error_t * test_format_unformat_gid_address (void)
-{
-  u8 * s = 0;
-  clib_error_t * error = 0;
-  unformat_input_t _input;
-  unformat_input_t * input = &_input;
-  gid_address_t _gid_addr, * gid_addr = &_gid_addr;
-  gid_address_t unformated_gid;
-
-  /* format/unformat IPv4 global ID address */
-  gid_address_type(gid_addr) = GID_ADDR_IP_PREFIX;
-  gid_address_ippref_len(gid_addr) = 24;
-  ip_prefix_version(&gid_addr->ippref) = IP4;
-  gid_addr->ippref.addr.ip.v4.as_u32 = 0x20304050;
-
-  s = format(0, "%U", format_gid_address, gid_addr);
-  vec_add1(s, 0);
-  unformat_init_string(input, (char *)s, vec_len(s));
-
-  _assert (unformat(input, "%U",
-        unformat_gid_address, &unformated_gid));
-  _assert (0 == gid_address_cmp (&unformated_gid, gid_addr));
-
-  unformat_free(input);
-  vec_free(s);
-  s = 0;
-
-  /* format/unformat IPv6 global ID address */
-  gid_address_type(gid_addr) = GID_ADDR_IP_PREFIX;
-  gid_address_ippref_len(gid_addr) = 64;
-  ip_prefix_version(&gid_addr->ippref) = IP6;
-  u8 ipv6[16] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0xa, 0xb, 0xc, 0xd, 0xe, 0xf};
-  clib_memcpy(gid_addr->ippref.addr.ip.v6.as_u8, ipv6, sizeof(ipv6));
-
-  s = format(0, "%U", format_gid_address, gid_addr);
-  vec_add1(s, 0);
-  unformat_init_string(input, (char *)s, vec_len(s));
-
-  _assert (unformat (input, "%U", unformat_gid_address,
-        &unformated_gid));
-  _assert (0 == gid_address_cmp(&unformated_gid, gid_addr));
-
-  /* test address copy */
-  gid_address_t gid_addr_copy;
-  gid_address_copy(&gid_addr_copy, gid_addr);
-  _assert (0 == gid_address_cmp (&gid_addr_copy, gid_addr));
-
-done:
-  unformat_free(input);
-  vec_free(s);
-  return error;
-}
+#endif
 
 #if 0 /* uncomment this once VNI is supported */
 static clib_error_t * test_write_mac_in_lcaf (void)
@@ -393,34 +339,22 @@ static clib_error_t * test_gid_address_write (void)
   memset(b, 0, 500);
 
   ip_prefix_version (ippref) = IP4;
+  ip_prefix_len (ippref) = 9;
   ip4_address_t * ip4 = &ip_prefix_v4 (ippref);
   ip4->as_u32 = 0xaabbccdd;
 
-  gid_address_t nested_gid =
+  gid_address_t g =
     {
       .ippref = ippref[0],
       .type = GID_ADDR_IP_PREFIX,
+      .vni = 0x01020304,
+      .vni_mask = 0x18
     };
 
-  lcaf_t lcaf =
-    {
-      .type = LCAF_INSTANCE_ID,
-      .uni =
-        {
-          .vni_mask_len = 0x18,
-          .vni = 0x01020304,
-          .gid_addr = &nested_gid
-        }
-    };
-
-  gid_address_t gid =
-    {
-      .type = GID_ADDR_LCAF,
-      .lcaf = lcaf
-    };
-  _assert (18 == gid_address_size_to_put (&gid));
+  _assert (18 == gid_address_size_to_put (&g));
+  _assert (gid_address_len (&g) == 9);
 
-  u16 write_len = gid_address_put (b, &gid);
+  u16 write_len = gid_address_put (b, &g);
   _assert (18 == write_len);
 
   u8 expected_gid_data[] =
@@ -443,12 +377,10 @@ done:
 }
 
 #define foreach_test_case                 \
-  _(format_unformat_gid_address)          \
   _(locator_type)                         \
   _(gid_parse_ip_pref)                    \
   _(gid_parse_mac)                        \
   _(gid_parse_lcaf)                       \
-  _(gid_parse_lcaf_complex)               \
   _(mac_address_write)                    \
   _(gid_address_write)