add tuple gen command and yaml example

3 files changed, 77 insertions, 3 deletions

diff --git a/scripts/automation/trex_control_plane/client/trex_stateless_client.py b/scripts/automation/trex_control_plane/client/trex_stateless_client.py
index 75c1c06f..a76b1f9f 100755
--- a/scripts/automation/trex_control_plane/client/trex_stateless_client.py
+++ b/scripts/automation/trex_control_plane/client/trex_stateless_client.py
@@ -899,6 +899,7 @@ class CTRexStatelessClient(object):
 
         opts = parser.parse_args(line.split())
 
+
         if opts is None:
             return RC_ERR("bad command line parameters")
 
@@ -915,7 +916,15 @@ class CTRexStatelessClient(object):
 
         else:
             # load streams from file
-            stream_list = self.streams_db.load_yaml_file(opts.file[0])
+            stream_list = None;
+            try:
+              stream_list = self.streams_db.load_yaml_file(opts.file[0])
+            except Exception as e:
+                s = str(e)
+                rc=RC_ERR("Failed to load stream pack")
+                rc.annotate()
+                return rc
+
             rc = RC(stream_list != None)
             rc.annotate("Load stream pack (from file):")
             if stream_list == None:
diff --git a/scripts/automation/trex_control_plane/console/trex_console.py b/scripts/automation/trex_control_plane/console/trex_console.py
index 1d94afb7..a3ea6693 100755
--- a/scripts/automation/trex_control_plane/console/trex_console.py
+++ b/scripts/automation/trex_control_plane/console/trex_console.py
@@ -164,8 +164,8 @@ class TRexConsole(TRexGeneralCmd):
                 print format_text("\n'{0}' cannot be executed on read only mode\n".format(func_name), 'bold')
                 return
 
-            ret = f(*args)
-            return ret
+            rc = f(*args)
+            return rc
 
         return wrap
 
@@ -349,6 +349,8 @@ class TRexConsole(TRexGeneralCmd):
 
         self.stateless_client.cmd_start_line(line)
 
+        
+
 
     def help_start(self):
         self.do_start("-h")
diff --git a/scripts/stl/imix_1pkt_tuple_gen.yaml b/scripts/stl/imix_1pkt_tuple_gen.yaml
new file mode 100644
index 00000000..78156e5c
--- /dev/null
+++ b/scripts/stl/imix_1pkt_tuple_gen.yaml
@@ -0,0 +1,63 @@
+### Single stream UDP packet, 64B ###
+#####################################
+- name: udp_64B
+  stream:
+    self_start: True
+    packet:
+      binary: stl/udp_64B_no_crc.pcap  # pcap should not include CRC
+    mode:
+      type: continuous
+      pps: 100
+    rx_stats: []
+
+    # program that define 1M flows with IP range 16.0.0.1-16.0.0.254
+    # we will create a script that do that for you 
+    # this is the low level instructions 
+    vm: [
+               {
+                 "type" : "tuple_flow_var",   # name of the command 
+
+                 "name" : "tuple_gen",    # tuple_gen.ip tuple_gen.port can be used 
+
+                 "ip_min"   : 0x10000001,  # min ip 16.0.0.1
+                 "ip_max"   : 0x100000fe,  # max ip 16.0.0.254
+                  
+                 "port_min" : 1025,        # min port 1025     
+                 "port_max" : 65500,       # max port 65500
+                  
+                 "limit_flows" : 1000000,  # number of flows 
+                 "flags"       : 0,        # 1 - for unlimited  
+               },
+
+               {
+                  "type" : "write_flow_var", # command name 
+
+                  "name" : "tuple_gen.ip",  # varible to write     
+                  
+                  "add_value" : 0,          # no need to add value     
+                  
+                  "is_big_endian" : true,   # write as big edian 
+                  
+                  "pkt_offset" : 26,        # write tuple_gen.ip into ipv4.src_ip   
+               },
+               
+               {
+                  "type" : "fix_checksum_ipv4", # fix ipv4 header checksum 
+
+                  "pkt_offset" : 14,          # offset of ipv4 header 
+                  
+               },
+
+               {
+                  "type" : "write_flow_var", # command name 
+
+                  "name" : "tuple_gen.port",  # varible to write     
+                  
+                  "add_value" : 0,          # no need to add value     
+                  
+                  "is_big_endian" : true,   # write as big edian 
+                  
+                  "pkt_offset" : 34,        # write tuple_gen.port into udp.src_port
+               }
+
+        ]