iOAM trace configuration APIs

Change-Id: I6d31f0ddb812d148ad065e27775440d09f402def
Signed-off-by: Shwetha <shwethab@cisco.com>

2 files changed, 142 insertions, 1 deletions

diff --git a/vpp/api/api.c b/vpp/api/api.c
index 40cfa27b..aae8a19d 100644
--- a/vpp/api/api.c
+++ b/vpp/api/api.c
@@ -70,6 +70,7 @@
 #include <vnet/lisp-gpe/lisp_gpe.h>
 #include <vnet/map/map.h>
 #include <vnet/cop/cop.h>
+#include <vnet/ip/ip6_hop_by_hop.h>
 
 #undef BIHASH_TYPE
 #undef __included_bihash_template_h__
@@ -312,7 +313,10 @@ _(MAP_SUMMARY_STATS, map_summary_stats)					\
 _(COP_INTERFACE_ENABLE_DISABLE, cop_interface_enable_disable)		\
 _(COP_WHITELIST_ENABLE_DISABLE, cop_whitelist_enable_disable)		\
 _(GET_NODE_GRAPH, get_node_graph)                                       \
-_(SW_INTERFACE_CLEAR_STATS, sw_interface_clear_stats)
+_(SW_INTERFACE_CLEAR_STATS, sw_interface_clear_stats)                   \
+_(TRACE_PROFILE_ADD, trace_profile_add)                                 \
+_(TRACE_PROFILE_APPLY, trace_profile_apply)                             \
+_(TRACE_PROFILE_DEL, trace_profile_del)
 
 #define QUOTE_(x) #x
 #define QUOTE(x) QUOTE_(x)
@@ -4997,6 +5001,63 @@ static void vl_api_get_node_graph_t_handler
                  rmp->reply_in_shmem = (uword) vector);
 }
 
+static void vl_api_trace_profile_add_t_handler
+(vl_api_trace_profile_add_t *mp)
+{
+    int rv = 0;
+    vl_api_trace_profile_add_reply_t * rmp;
+    clib_error_t *error;
+
+    /* Ignoring the profile id as currently a single profile 
+     * is supported */
+    error = ip6_ioam_trace_profile_set(mp->trace_num_elt, mp->trace_type, 
+                               ntohl(mp->node_id), ntohl(mp->trace_app_data), 
+                               mp->pow_enable, mp->trace_tsp, 
+                               mp->trace_ppc);
+    if (error) {
+      clib_error_report(error);
+      rv = clib_error_get_code(error);
+    }
+    
+    REPLY_MACRO(VL_API_TRACE_PROFILE_ADD_REPLY);
+}
+
+static void vl_api_trace_profile_apply_t_handler
+(vl_api_trace_profile_apply_t *mp)
+{
+    int rv = 0;
+    vl_api_trace_profile_apply_reply_t * rmp;
+ 
+    if (mp->enable != 0) {
+      rv = ip6_ioam_set_destination ((ip6_address_t *)(&mp->dest_ipv6),
+				ntohl(mp->prefix_length),
+				ntohl(mp->vrf_id), 
+                        mp->trace_op == IOAM_HBYH_ADD,
+                        mp->trace_op == IOAM_HBYH_POP,
+                        mp->trace_op == IOAM_HBYH_MOD);
+    } else {
+      //ip6_ioam_clear_destination(&ip6, mp->prefix_length, mp->vrf_id);
+    }
+    REPLY_MACRO(VL_API_TRACE_PROFILE_APPLY_REPLY);
+}
+
+static void vl_api_trace_profile_del_t_handler
+(vl_api_trace_profile_del_t *mp)
+{
+    int rv = 0;
+    vl_api_trace_profile_del_reply_t * rmp;
+    clib_error_t *error;
+
+    error = clear_ioam_rewrite_fn();
+    if (error) {
+      clib_error_report(error);
+      rv = clib_error_get_code(error);
+    }
+    
+    REPLY_MACRO(VL_API_TRACE_PROFILE_DEL_REPLY);
+}
+
+
 #define BOUNCE_HANDLER(nn)                                              \
 static void vl_api_##nn##_t_handler (                                   \
     vl_api_##nn##_t *mp)                                                \
diff --git a/vpp/api/vpe.api b/vpp/api/vpe.api
index 29cd1bad..dd20a0b8 100644
--- a/vpp/api/vpe.api
+++ b/vpp/api/vpe.api
@@ -2862,3 +2862,83 @@ define sw_interface_clear_stats_reply {
     u32 context;
     i32 retval;
 };
+
+/** \brief IOAM Trace : Set TRACE profile
+    @param id - profile id
+    @param trace_type - Trace type
+    @param trace_num_elt - Number of nodes in trace path
+    @param trace_ppc - Trace PPC (none/encap/decap)
+    @param trace_tsp - Trace timestamp precision (0-sec,1-ms,2-us,3-ns)
+    @param trace_app_data - Trace application data, can be any 4 bytes
+    @param pow_enable - Proof of Work enabled or not flag
+    @param node_id - Id of this node
+*/
+define trace_profile_add {
+  u32 client_index;
+  u32 context;
+  u16 id;
+  u8  trace_type;
+  u8  trace_num_elt;
+  u8  trace_ppc;
+  u8  trace_tsp;
+  u32 trace_app_data;
+  u8  pow_enable;
+  u32 node_id;
+};
+
+/** \brief Trace profile add / del response
+    @param context - sender context, to match reply w/ request
+    @param retval - return value for request
+*/
+define trace_profile_add_reply {
+    u32 context;
+    i32 retval;
+};
+
+/** \brief IOAM Trace enable trace profile for a flow
+    @param id - id of the trace profile to be applied
+    @param dest_ipv6 - Destination IPv6 address
+    @param prefix_length - prefix mask
+    @param vrf_id - VRF ID
+    @param trace_op - Trace operation (add/mod/del)
+    @param enable - apply/remove the trace profile for the flow
+*/
+define trace_profile_apply {
+  u32 client_index;
+  u32 context;
+  u16 id;
+  u8 dest_ipv6[16];
+  u32 prefix_length;
+  u32 vrf_id;
+  u8 trace_op;
+  u8 enable;
+};
+
+/** \brief Trace profile apply response
+    @param context - sender context, to match reply w/ request   
+    @param retval - return value for request
+*/
+define trace_profile_apply_reply {
+  u32 context;
+  i32 retval;
+};
+
+/** \brief Delete Trace Profile 
+    @param client_index - opaque cookie to identify the sender
+    @param context - sender context, to match reply w/ request
+    @param index - MAP Domain index
+*/
+define trace_profile_del {
+  u32 client_index;
+  u32 context;
+  u16 id;
+};
+
+/** \brief Trace profile add / del response
+    @param context - sender context, to match reply w/ request
+    @param retval - return value for request
+*/
+define trace_profile_del_reply {
+    u32 context;
+    i32 retval;
+};