TRex ASTF onboarding Part I

- Preparing initialization of TRex in L7 mode
- Updating Topology files
- Adding sample ASTF profiles

Change-Id: If71f7f8f3db66425a1b543f1d29069a7543f4090
Signed-off-by: Peter Mikus <pmikus@cisco.com>

1 files changed, 109 insertions, 0 deletions

diff --git a/resources/traffic_profiles/trex/trex-sf-2n-ethip4tcphttp-1u1s-nginx-cps.py b/resources/traffic_profiles/trex/trex-sf-2n-ethip4tcphttp-1u1s-nginx-cps.py
new file mode 100644
index 0000000000..4e838e0088
--- /dev/null
+++ b/resources/traffic_profiles/trex/trex-sf-2n-ethip4tcphttp-1u1s-nginx-cps.py
@@ -0,0 +1,109 @@
+# Copyright (c) 2018 Cisco and/or its affiliates.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""ASTF profile for TRex traffic generator.
+
+ASTF profile:
+ - Client side traffic in directions 0 --> 1.
+ - Server side traffic disabled.
+ - Packet: ETH / IP / TCP / HTTP1.1
+ - Direction 0 --> 1:
+   - Source IP address range:      172.16.130.2 - 172.16.130.2
+   - Destination IP address range: 192.168.0.1
+"""
+
+from trex_astf_lib.api import *
+
+
+class Prof1():
+    def __init__(self):
+        """Initialization and setting of streams' parameters."""
+
+        # Response content length.
+        self.content_len = 0
+        # Number of requests per HTTP transaction.
+        self.requests = 1
+        # Number of transactions per HTTP connection.
+        self.transaction_per_conn = 1
+        # Use TCP RST instead of FIN+ACK.
+        self.tcp_reset = False
+
+        # IP used in packet headers.
+        self.p1_src_start_ip = '172.16.130.2'
+        self.p1_src_end_ip = '172.16.130.2'
+        self.p1_dst_start_ip = '192.168.0.1'
+        self.p1_dst_end_ip = '192.168.0.1'
+
+        self.http_req = (b'GET /0KB.bin HTTP/1.1\r\n'
+                          'Host: {host}\r\n'
+                          'User-Agent: trex/astf\r\n'
+                          'Accept: */*\r\n'
+                          'Connection: keep-alive\r\n\r\n'
+                          .format(host=self.p1_dst_start_ip))
+        self.http_res = (b'HTTP/1.1 200 OK\r\n'
+                          'Server: nginx/1.13.7\r\n'
+                          'Date: Mon, 01 Jan 2018 00:00:00 GMT\r\n'
+                          'Content-Type: application/octet-stream\r\n'
+                          'Content-Length: {length}\r\n'
+                          'Last-Modified: Mon, 01 Jan 2018 00:00:00 GMT\r\n'
+                          'Connection: keep-alive\r\n'
+                          'ETag: "5a027c14-0"\r\n'
+                          'Accept-Ranges: bytes\r\n\r\n'
+                          .format(length=self.content_len))
+
+    def create_profile(self):
+        # client operations
+        prog_c = ASTFProgram()
+        prog_c.connect()
+        for i in range(self.transaction_per_conn):
+            prog_c.send(self.http_req * self.requests)
+            prog_c.recv((len(self.http_res) + self.content_len) * self.requests)
+        if self.tcp_reset:
+            prog_c.reset()
+
+        # ip generator
+        ip_gen_c = ASTFIPGenDist(ip_range=[self.p1_src_start_ip,
+                                           self.p1_src_end_ip],
+                                 distribution="seq")
+        ip_gen_s = ASTFIPGenDist(ip_range=[self.p1_dst_start_ip,
+                                           self.p1_dst_end_ip],
+                                 distribution="seq")
+        ip_gen = ASTFIPGen(glob=ASTFIPGenGlobal(ip_offset="0.0.0.1"),
+                           dist_client=ip_gen_c,
+                           dist_server=ip_gen_s)
+
+        # TCP parameters
+        tcp_params = ASTFTCPInfo(window=32768)
+        # client tunables
+        c_glob_info = ASTFGlobalInfo()
+
+        # template
+        client_template = ASTFTCPClientTemplate(program=prog_c,
+                                                tcp_info=tcp_params,
+                                                ip_gen=ip_gen)
+        server_template = ASTFTCPServerTemplate(program=ASTFProgram(),
+                                                tcp_info=tcp_params)
+        template = ASTFTemplate(client_template=client_template,
+                                server_template=server_template)
+
+        # profile
+        return ASTFProfile(default_ip_gen=ip_gen, templates=template,
+                           default_c_glob_info=c_glob_info)
+
+    def get_profile(self):
+        return self.create_profile()
+
+
+def register():
+    return Prof1()
+