feature: adding Kafka infrastructure

platform/include/sce.h

@@ -8,6 +8,7 @@ extern "C"
 
 #include <sched.h>
 
+#include "kafka.h"
 #include "policy.h"
 #include "timestamp.h"
 #include "packet_io.h"
@@ -99,6 +100,7 @@ struct sce_ctx
     int cpu_affinity_mask[MAX_THREAD_NUM];
 
     cpu_set_t coremask;
+    struct kafka *kfk;
     struct timestamp *ts;
     struct packet_io *io;
     struct global_metrics *metrics;