1 files changed, 45 insertions, 0 deletions
diff --git a/scripts/stl/burst_split.py b/scripts/stl/burst_split.py
new file mode 100644
index 00000000..e1a8f88d
--- /dev/null
+++ b/scripts/stl/burst_split.py
@@ -0,0 +1,45 @@
+from trex_stl_lib.api import *
+
+# no split
+class STLS1(object):
+    """ attack 48.0.0.1 at port 80
+    """
+
+    def __init__ (self):
+        self.max_pkt_size_l3  =9*1024;
+
+    def create_stream (self):
+
+        base_pkt  = Ether()/IP(dst="48.0.0.1")/TCP(dport=80,flags="S")
+
+        vm = STLScVmRaw( [ STLVmFlowVar(name="ip_src", 
+                                        min_value="16.0.0.0", 
+                                        max_value="18.0.0.254", 
+                                        size=4, op="inc"),
+
+                           STLVmWrFlowVar(fv_name="ip_src", pkt_offset= "IP.src" ),
+
+                           STLVmFixIpv4(offset = "IP"), # fix checksum
+                          ]
+                         ,split_by_field = "ip_src"                                
+                       )
+
+        pkt = STLPktBuilder(pkt = base_pkt,
+                            vm = vm)
+
+        return STLStream(packet = pkt,
+                         mode = STLTXSingleBurst(total_pkts = 20))
+
+
+
+    def get_streams (self, direction = 0, **kwargs):
+        # create 1 stream 
+        return [ self.create_stream() ]
+
+
+# dynamic load - used for trex console or simulator
+def register():
+    return STLS1()
+
+
+