From 483f668eda5382912d99b81e94a1e34311ded1ed Mon Sep 17 00:00:00 2001
From: Juraj Sloboda <jsloboda@cisco.com>
Date: Wed, 6 Jul 2016 17:04:06 -0700
Subject: [PATCH] Make IPFIX src port configurable

Make src port configurable in flow report sample code

Change-Id: Ic7d3c3de17b83821106a827fb65e79381044da7e
Signed-off-by: Juraj Sloboda <jsloboda@cisco.com>
---
 vnet/vnet/flow/flow_report.c        | 1 +
 vnet/vnet/flow/flow_report.h        | 2 ++
 vnet/vnet/flow/flow_report_sample.c | 6 +++++-
 3 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/vnet/vnet/flow/flow_report.c b/vnet/vnet/flow/flow_report.c
index 8cfbd59a900..77f92b132fe 100644
--- a/vnet/vnet/flow/flow_report.c
+++ b/vnet/vnet/flow/flow_report.c
@@ -203,6 +203,7 @@ int vnet_flow_report_add_del (flow_report_main_t *frm,
 
   fr->sequence_number = 0;
   fr->domain_id = a->domain_id;
+  fr->src_port = a->src_port;
   fr->update_rewrite = 1;
   fr->opaque = a->opaque;
   fr->rewrite_callback = a->rewrite_callback;
diff --git a/vnet/vnet/flow/flow_report.h b/vnet/vnet/flow/flow_report.h
index 8b08e47e22b..50e15449d53 100644
--- a/vnet/vnet/flow/flow_report.h
+++ b/vnet/vnet/flow/flow_report.h
@@ -56,6 +56,7 @@ typedef struct flow_report {
   u8 * rewrite;
   u32 sequence_number;
   u32 domain_id;
+  u16 src_port;
   f64 last_template_sent;
   int update_rewrite;
 
@@ -108,6 +109,7 @@ typedef struct {
   void * opaque;
   int is_add;
   u32 domain_id;
+  u16 src_port;
 } vnet_flow_report_add_del_args_t;  
 
 int vnet_flow_report_add_del (flow_report_main_t *frm, 
diff --git a/vnet/vnet/flow/flow_report_sample.c b/vnet/vnet/flow/flow_report_sample.c
index 761e47caa15..69f0491f3d3 100644
--- a/vnet/vnet/flow/flow_report_sample.c
+++ b/vnet/vnet/flow/flow_report_sample.c
@@ -92,7 +92,7 @@ static u8 * template_rewrite (flow_report_main_t * frm,
   ip->protocol = IP_PROTOCOL_UDP;
   ip->src_address.as_u32 = src_address->as_u32;
   ip->dst_address.as_u32 = collector_address->as_u32;
-  udp->src_port = clib_host_to_net_u16 (4739 /* $$FIXME */);
+  udp->src_port = clib_host_to_net_u16 (fr->src_port);
   udp->dst_port = clib_host_to_net_u16 (collector_port);
   udp->length = clib_host_to_net_u16 (vec_len(rewrite) - sizeof (*ip));
 
@@ -353,6 +353,7 @@ flow_sample_command_fn (vlib_main_t * vm,
   int rv;
   int is_add = 1;
   u32 domain_id = 0;
+  u32 src_port = UDP_DST_PORT_ipfix;
 
   domain_id = 0;
   fsm->classify_table_index = ~0;
@@ -363,6 +364,8 @@ flow_sample_command_fn (vlib_main_t * vm,
       ;
     else if (unformat (input, "domain %d", &domain_id))
       ;
+    else if (unformat (input, "src-port %d", &src_port))
+      ;
     else if (unformat (input, "del"))
       is_add = 0;
     else
@@ -378,6 +381,7 @@ flow_sample_command_fn (vlib_main_t * vm,
   args.flow_data_callback = send_flows;
   args.is_add = is_add;
   args.domain_id = domain_id;
+  args.src_port = (u16)src_port;
 
   rv = vnet_flow_report_add_del (frm, &args);
 
-- 
2.16.6