CSIT-622: Stateful Security Groups perf tests

1. add L2BD iACL statefull and stateless tests with 1, 10 and 50 not-hitting
   ACEs in combination with 100, 10k and 100k flows per direction

2. add L2BD oACL statefull and stateless tests with 1, 10 and 50 not-hitting
   ACEs in combination with 100, 10k and 100k flows per direction

Change-Id: Ia38589aa81b50c5ccdf2813ad6fadd22b46fffeb
Signed-off-by: Jan Gelety <jgelety@cisco.com>

9 files changed, 676 insertions, 1 deletions

diff --git a/resources/libraries/python/Classify.py b/resources/libraries/python/Classify.py
index e4fa2a3087..469a707c32 100644
--- a/resources/libraries/python/Classify.py
+++ b/resources/libraries/python/Classify.py
@@ -16,6 +16,7 @@
 from robot.api import logger
 
 from resources.libraries.python.VatExecutor import VatExecutor, VatTerminal
+from resources.libraries.python.topology import Topology
 
 
 class Classify(object):
@@ -387,10 +388,163 @@ class Classify(object):
         :param node: VPP node.
         :type node: dict
         """
-
         try:
             VatExecutor.cmd_from_template(
                 node, "acl_plugin/acl_interface_dump.vat", json_out=False)
         except RuntimeError:
             # Fails to parse response, but it is still logged
             pass
+
+    @staticmethod
+    def set_acl_list_for_interface(node, interface, acl_type, acl_idx=None):
+        """Set the list of input or output ACLs applied to the interface. It
+        unapplies any previously applied ACLs.
+
+        :param node: VPP node to set ACL on.
+        :param interface: Interface name or sw_if_index.
+        :param acl_type: Type of ACL(s) - input or output.
+        :param acl_idx: Index(ies) of ACLs to be applied on the interface.
+        :type node: dict
+        :type interface: str or int
+        :type acl_type: str
+        :type acl_idx: list
+        :raises RuntimeError: If unable to set ACL list for the interface.
+        """
+        sw_if_index = Topology.get_interface_sw_index(node, interface) \
+            if isinstance(interface, basestring) else interface
+
+        acl_list = acl_type + ' ' + ' '.join(str(idx) for idx in acl_idx) \
+            if acl_idx else acl_type
+
+        try:
+            with VatTerminal(node, json_param=False) as vat:
+                vat.vat_terminal_exec_cmd_from_template(
+                    "acl_plugin/acl_interface_set_acl_list.vat",
+                    interface=sw_if_index, acl_list=acl_list)
+        except:
+            raise RuntimeError("Setting of ACL list for interface {0} failed "
+                               "on node {1}".format(interface, node['host']))
+
+    @staticmethod
+    def add_replace_acl(node, acl_idx=None, ip_ver="ipv4", action="permit",
+                        src=None, dst=None, sport=None, dport=None, proto=None,
+                        tcpflg_val=None, tcpflg_mask=None):
+        """Add a new ACL or replace the existing one. To replace an existing
+        ACL, pass the ID of this ACL.
+
+        :param node: VPP node to set ACL on.
+        :param acl_idx: ID of ACL. (Optional)
+        :param ip_ver: IP version. (Optional)
+        :param action: ACL action. (Optional)
+        :param src: Source IP in format IP/plen. (Optional)
+        :param dst: Destination IP in format IP/plen. (Optional)
+        :param sport: Source port or ICMP4/6 type - range format X-Y allowed.
+         (Optional)
+        :param dport: Destination port or ICMP4/6 code - range format X-Y
+         allowed. (Optional)
+        :param proto: L4 protocol (http://www.iana.org/assignments/protocol-
+         numbers/protocol-numbers.xhtml). (Optional)
+        :param tcpflg_val: TCP flags value. (Optional)
+        :param tcpflg_mask: TCP flags mask. (Optional)
+        :type node: dict
+        :type acl_idx: int
+        :type ip_ver: str
+        :type action: str
+        :type src: str
+        :type dst: str
+        :type sport: str or int
+        :type dport: str or int
+        :type proto: int
+        :type tcpflg_val: int
+        :type tcpflg_mask: int
+        :raises RuntimeError: If unable to add or replace ACL.
+        """
+        acl_idx = '{0}'.format(acl_idx) if acl_idx else ''
+
+        src = 'src {0}'.format(src) if src else ''
+
+        dst = 'dst {0}'.format(dst) if dst else ''
+
+        sport = 'sport {0}'.format(sport) if sport else ''
+
+        dport = 'dport {0}'.format(dport) if dport else ''
+
+        proto = 'proto {0}'.format(proto) if proto else ''
+
+        tcpflags = 'tcpflags {0} {1}'.format(tcpflg_val, tcpflg_mask) \
+            if tcpflg_val and tcpflg_mask else ''
+
+        try:
+            with VatTerminal(node, json_param=False) as vat:
+                vat.vat_terminal_exec_cmd_from_template(
+                    "acl_plugin/acl_add_replace.vat", acl_idx=acl_idx,
+                    ip_ver=ip_ver, action=action, src=src, dst=dst, sport=sport,
+                    dport=dport, proto=proto, tcpflags=tcpflags)
+        except:
+            raise RuntimeError("Adding or replacing of ACL failed on "
+                               "node {0}".format(node['host']))
+
+    @staticmethod
+    def add_replace_acl_multi_entries(node, acl_idx=None, rules=None):
+        """Add a new ACL or replace the existing one. To replace an existing
+        ACL, pass the ID of this ACL.
+
+        :param node: VPP node to set ACL on.
+        :param acl_idx: ID of ACL. (Optional)
+        :param rules: Required rules. (Optional)
+        :type node: dict
+        :type acl_idx: int
+        :type rules: str
+        :raises RuntimeError: If unable to add or replace ACL.
+        """
+        acl_idx = '{0}'.format(acl_idx) if acl_idx else ''
+
+        rules = '{0}'.format(rules) if rules else ''
+
+        try:
+            with VatTerminal(node, json_param=False) as vat:
+                vat.vat_terminal_exec_cmd_from_template(
+                    "acl_plugin/acl_add_replace.vat", acl_idx=acl_idx,
+                    ip_ver=rules, action='', src='', dst='', sport='',
+                    dport='', proto='', tcpflags='')
+        except:
+            raise RuntimeError("Adding or replacing of ACL failed on "
+                               "node {0}".format(node['host']))
+
+    @staticmethod
+    def delete_acl(node, idx):
+        """Delete required ACL.
+
+        :param node: VPP node to delete ACL on.
+        :param idx: Index of ACL to be deleted.
+        :type node: dict
+        :type idx: int or str
+        :raises RuntimeError: If unable to delete ACL.
+        """
+        try:
+            with VatTerminal(node, json_param=False) as vat:
+                vat.vat_terminal_exec_cmd_from_template(
+                    "acl_plugin/acl_delete.vat", idx=idx)
+        except:
+            raise RuntimeError("Deletion of ACL failed on node {0}".
+                               format(node['host']))
+
+    @staticmethod
+    def cli_show_acl(node, acl_idx=None):
+        """Show ACLs.
+
+        :param node: VPP node to show ACL on.
+        :param acl_idx: Index of ACL to be shown.
+        :type node: dict
+        :type acl_idx: int or str
+        :raises RuntimeError: If unable to delete ACL.
+        """
+        acl_idx = '{0}'.format(acl_idx) if acl_idx else ''
+
+        try:
+            with VatTerminal(node, json_param=False) as vat:
+                vat.vat_terminal_exec_cmd_from_template(
+                    "acl_plugin/show_acl.vat", idx=acl_idx)
+        except:
+            raise RuntimeError("Failed to show ACL on node {0}".
+                               format(node['host']))
diff --git a/resources/libraries/robot/performance/performance_configuration.robot b/resources/libraries/robot/performance/performance_configuration.robot
index 3255547e08..568114f15b 100644
--- a/resources/libraries/robot/performance/performance_configuration.robot
+++ b/resources/libraries/robot/performance/performance_configuration.robot
@@ -13,6 +13,7 @@
 
 *** Settings ***
 | Library | Collections
+| Library | String
 | Library | resources.libraries.python.topology.Topology
 | Library | resources.libraries.python.NodePath
 | Library | resources.libraries.python.DpdkUtil
@@ -734,6 +735,111 @@
 | | Configure L2BD forwarding | ${dut2} | ${dut2_if1} | ${dut2_if2}
 | | All Vpp Interfaces Ready Wait | ${nodes}
 
+| Configure IPv4 ACLs
+| | [Documentation]
+| | ... | Configure ACL with required number of not-hitting permit ACEs plus two
+| | ... | hitting ACEs for both traffic directions.
+| | ...
+| | ... | _NOTE:_ This KW uses following test case variables:
+| | ... | - ${src_ip_start} - Source IP address start. Type: string.
+| | ... | - ${dst_ip_start} - Destination IP address start. Type: string.
+| | ... | - ${ip_step} - IP address step. Type: string.
+| | ... | - ${sport_start} - Source port number start. Type: string.
+| | ... | - ${dport_start} - Destination port number start. Type: string.
+| | ... | - ${port_step} - Port number step. Type: string.
+| | ... | - ${no_hit_aces_number} - Number of not-hitting ACEs to be configured.
+| | ... | Type: integer
+| | ... | - ${acl_apply_type} - To what path aplly the ACL - input or output.
+| | ... | Type: string
+| | ... | - ${acl_action} - Action for the rule - deny, permit, permit+reflect.
+| | ... | Type: stringe
+| | ... | - ${trex_stream1_subnet} - IP subnet used by T-Rex in direction 0->1.
+| | ... | Type: string
+| | ... | - ${trex_stream2_subnet} - IP subnet used by T-Rex in direction 1->0.
+| | ... | Type: string
+| | ...
+| | [Arguments] | ${dut} | ${dut_if1}=${None} | ${dut_if2}=${None}
+| | ${src_ip_int} = | Evaluate
+| | ... | int(ipaddress.ip_address(unicode($src_ip_start))) - $ip_step
+| | ... | modules=ipaddress
+| | ${dst_ip_int} = | Evaluate
+| | ... | int(ipaddress.ip_address(unicode($dst_ip_start))) - $ip_step
+| | ... | modules=ipaddress
+| | ${ip_limit} = | Set Variable | 255.255.255.255
+| | ${ip_limit_int} = | Evaluate
+| | ... | int(ipaddress.ip_address(unicode($ip_limit))) | modules=ipaddress
+| | ${sport}= | Evaluate | $sport_start - $port_step
+| | ${dport}= | Evaluate | $dport_start - $port_step
+| | ${port_limit}= | Set Variable | ${65535}
+| | ${acl}= | Set Variable | ipv4 permit
+| | :FOR | ${nr} | IN RANGE | 0 | ${no_hit_aces_number}
+| |      | ${src_ip_int} = | Evaluate | $src_ip_int + $ip_step
+| |      | ${dst_ip_int} = | Evaluate | $dst_ip_int + $ip_step
+| |      | ${sport}= | Evaluate | $sport + $port_step
+| |      | ${dport}= | Evaluate | $dport + $port_step
+| |      | ${ipv4_limit_reached}= | Set Variable If
+| |      | ... | $src_ip_int > $ip_limit_int or $src_ip_int > $ip_limit_int
+| |      | ... | ${True}
+| |      | ${udp_limit_reached}= | Set Variable If
+| |      | ... | $sport > $port_limit or $dport > $port_limit | ${True}
+| |      | Run Keyword If | $ipv4_limit_reached is True | Log
+| |      | ... | Can't do more iterations - IPv4 address limit has been reached.
+| |      | ... | WARN
+| |      | Run Keyword If | $udp_limit_reached is True | Log
+| |      | ... | Can't do more iterations - UDP port limit has been reached.
+| |      | ... | WARN
+| |      | ${src_ip} = | Run Keyword If | $ipv4_limit_reached is True
+| |      | ... | Set Variable | ${ip_limit}
+| |      | ... | ELSE | Evaluate | str(ipaddress.ip_address($src_ip_int))
+| |      | ... | modules=ipaddress
+| |      | ${dst_ip} = | Run Keyword If | $ipv4_limit_reached is True
+| |      | ... | Set Variable | ${ip_limit}
+| |      | ... | ELSE | Evaluate | str(ipaddress.ip_address($dst_ip_int))
+| |      | ... | modules=ipaddress
+| |      | ${sport}= | Set Variable If | ${sport} > $port_limit | $port_limit
+| |      | ... | ${sport}
+| |      | ${dport}= | Set Variable If | ${dport} > $port_limit | $port_limit
+| |      | ... | ${dport}
+| |      | ${acl}= | Catenate | ${acl} | src ${src_ip}/32 dst ${dst_ip}/32
+| |      | ... | sport ${sport} | dport ${dport},
+| |      | Exit For Loop If
+| |      | ... | $ipv4_limit_reached is True or $udp_limit_reached is True
+| | ${acl}= | Catenate | ${acl}
+| | ...     | ipv4 ${acl_action} src ${trex_stream1_subnet},
+| | ...     | ipv4 ${acl_action} src ${trex_stream2_subnet}
+| | Add Replace Acl Multi Entries | ${dut} | rules=${acl}
+| | @{acl_list}= | Create List | ${0}
+| | Run Keyword If | 'input' in $acl_apply_type and $dut_if1 is not None
+| | ... | Set Acl List For Interface | ${dut} | ${dut_if1} | input | ${acl_list}
+| | Run Keyword If | 'input' in $acl_apply_type and $dut_if2 is not None
+| | ... | Set Acl List For Interface | ${dut} | ${dut_if2} | input | ${acl_list}
+| | Run Keyword If | 'output' in $acl_apply_type and $dut_if1 is not None
+| | ... | Set Acl List For Interface | ${dut} | ${dut_if1} | output
+| | ... | ${acl_list}
+| | Run Keyword If | 'output' in $acl_apply_type and $dut_if2 is not None
+| | ... | Set Acl List For Interface | ${dut} | ${dut_if2} | output
+| | ... | ${acl_list}
+
+| Initialize L2 bridge domain with IPv4 ACLs on DUT1 in 3-node circular topology
+| | [Documentation]
+| | ... | Setup L2BD topology by adding two interfaces on DUT1 into bridge
+| | ... | domain that is created automatically with index 1. Learning is
+| | ... | enabled. Interfaces are brought up. Apply required ACL rules to DUT1
+| | ... | interfaces.
+| | ...
+| | ... | _NOTE:_ This KW uses following test case variables:
+| | ... | - ${dut1} - DUT1 node.
+| | ... | - ${dut2} - DUT2 node.
+| | ... | - ${dut1_if1} - DUT1 interface towards TG.
+| | ... | - ${dut1_if2} - DUT1 interface towards DUT2.
+| | ... | - ${dut2_if1} - DUT2 interface towards DUT1.
+| | ... | - ${dut2_if2} - DUT2 interface towards TG.
+| | ...
+| | Configure L2BD forwarding | ${dut1} | ${dut1_if1} | ${dut1_if2}
+| | Configure L2XC | ${dut2} | ${dut2_if1} | ${dut2_if2}
+| | All Vpp Interfaces Ready Wait | ${nodes}
+| | Configure IPv4 ACLs | ${dut1} | ${dut1_if1} | ${dut1_if2}
+
 | Initialize L2 bridge domains with Vhost-User in 3-node circular topology
 | | [Documentation]
 | | ... | Create two Vhost-User interfaces on all defined VPP nodes. Add each
diff --git a/resources/templates/vat/acl_plugin/acl_add_replace.vat b/resources/templates/vat/acl_plugin/acl_add_replace.vat
new file mode 100644
index 0000000000..b00cf874b6
--- /dev/null
+++ b/resources/templates/vat/acl_plugin/acl_add_replace.vat
@@ -0,0 +1 @@
+acl_add_replace {acl_idx} {ip_ver} {action} {src} {dst} {sport} {dport} {proto} {tcpflags}
diff --git a/resources/templates/vat/acl_plugin/acl_delete.vat b/resources/templates/vat/acl_plugin/acl_delete.vat
new file mode 100644
index 0000000000..a353eda424
--- /dev/null
+++ b/resources/templates/vat/acl_plugin/acl_delete.vat
@@ -0,0 +1 @@
+acl_del {idx}
diff --git a/resources/templates/vat/acl_plugin/acl_interface_set_acl_list.vat b/resources/templates/vat/acl_plugin/acl_interface_set_acl_list.vat
new file mode 100644
index 0000000000..cff21ff8c9
--- /dev/null
+++ b/resources/templates/vat/acl_plugin/acl_interface_set_acl_list.vat
@@ -0,0 +1 @@
+acl_interface_set_acl_list sw_if_index {interface} {acl_list}
diff --git a/resources/templates/vat/acl_plugin/show_acl.vat b/resources/templates/vat/acl_plugin/show_acl.vat
new file mode 100644
index 0000000000..e96c2aa926
--- /dev/null
+++ b/resources/templates/vat/acl_plugin/show_acl.vat
@@ -0,0 +1 @@
+exec show acl-plugin {idx}
\ No newline at end of file
diff --git a/resources/traffic_profiles/trex/trex-sl-3n-ethip4udp-100u1000p-conc.py b/resources/traffic_profiles/trex/trex-sl-3n-ethip4udp-100u1000p-conc.py
new file mode 100755
index 0000000000..2f8b782ca6
--- /dev/null
+++ b/resources/traffic_profiles/trex/trex-sl-3n-ethip4udp-100u1000p-conc.py
@@ -0,0 +1,137 @@
+# Copyright (c) 2017 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.
+
+"""Stream profile for T-rex traffic generator.
+
+Stream profile:
+ - Two streams sent in directions 0 --> 1 and 1 --> 0 at the same time.
+ - Packet: ETH / IP / UDP
+ - Direction 0 --> 1:
+   - Source IP address range:      10.10.10.0 - 10.10.10.99
+   - Destination IP address range: 20.20.20.0 - 20.20.20.99
+   - Source UDP port range:        1001 - 2000
+   - Destination UDP port range:   2001 - 3000
+ - Direction 1 --> 0:
+   - Source IP address range:      20.20.20.0 - 20.20.20.99
+   - Destination IP address range: 10.10.10.0 - 10.10.10.99
+   - Source UDP port range:        2001-3000
+   - Destination UDP port range:   1001 - 2000
+"""
+
+from trex_stl_lib.api import *
+from profile_trex_stateless_base_class import TrafficStreamsBaseClass
+
+
+class TrafficStreams(TrafficStreamsBaseClass):
+    """Stream profile."""
+
+    def __init__(self):
+        """Initialization and setting of streams' parameters."""
+
+        super(TrafficStreamsBaseClass, self).__init__()
+
+        # IPs used in packet headers.
+        self.p1_src_start_ip = '10.10.10.0'
+        self.p1_src_end_ip = '10.10.10.99'
+        self.p1_dst_start_ip = '20.20.20.0'
+        self.p1_dst_end_ip = '20.20.20.99'
+
+        self.p2_src_start_ip = '20.20.20.0'
+        self.p2_src_end_ip = '20.20.20.99'
+        self.p2_dst_start_ip = '10.10.10.0'
+        self.p2_dst_end_ip = '10.10.10.99'
+
+        # UDP ports used in packet headers.
+        self.p1_src_start_udp_port = 1001
+        self.p1_src_end_udp_port = 2000
+        self.p1_dst_start_udp_port = 2001
+        self.p1_dst_end_udp_port = 3000
+
+        self.p2_src_start_udp_port = 2001
+        self.p2_src_end_udp_port = 3000
+        self.p2_dst_start_udp_port = 1001
+        self.p2_dst_end_udp_port = 2000
+
+    def define_packets(self):
+        """Defines the packets to be sent from the traffic generator.
+
+        Packet definition: | ETH | IP | UDP |
+
+        :returns: Packets to be sent from the traffic generator.
+        :rtype: tuple
+        """
+
+        # Direction 0 --> 1
+        base_pkt_a = (Ether() /
+                      IP(src=self.p1_src_start_ip,
+                         dst=self.p1_dst_start_ip,
+                         proto=17) /
+                      UDP(sport=self.p1_src_start_udp_port,
+                          dport=self.p1_dst_start_udp_port))
+        # Direction 1 --> 0
+        base_pkt_b = (Ether() /
+                      IP(src=self.p2_src_start_ip,
+                         dst=self.p2_dst_start_ip,
+                         proto=17) /
+                      UDP(sport=self.p2_src_start_udp_port,
+                          dport=self.p2_dst_start_udp_port))
+
+        # Direction 0 --> 1
+        vm1 = STLScVmRaw([
+            STLVmTupleGen(ip_min=self.p1_src_start_ip,
+                          ip_max=self.p1_src_end_ip,
+                          port_min=self.p1_src_start_udp_port,
+                          port_max=self.p1_src_end_udp_port,
+                          name="tuple1_src"),
+            STLVmTupleGen(ip_min=self.p1_dst_start_ip,
+                          ip_max=self.p1_dst_end_ip,
+                          port_min=self.p1_dst_start_udp_port,
+                          port_max=self.p1_dst_end_udp_port,
+                          name="tuple1_dst"),
+            STLVmWrFlowVar(fv_name="tuple1_src.ip", pkt_offset="IP.src"),
+            STLVmWrFlowVar(fv_name="tuple1_dst.ip", pkt_offset="IP.dst"),
+            STLVmFixIpv4(offset="IP"),
+            STLVmWrFlowVar(fv_name="tuple1_src.port", pkt_offset="UDP.sport"),
+            STLVmWrFlowVar(fv_name="tuple1_dst.port", pkt_offset="UDP.dport")
+        ])
+        # Direction 0 --> 1
+        vm2 = STLScVmRaw([
+            STLVmTupleGen(ip_min=self.p2_src_start_ip,
+                          ip_max=self.p2_src_end_ip,
+                          port_min=self.p2_src_start_udp_port,
+                          port_max=self.p2_src_end_udp_port,
+                          name="tuple2_src"),
+            STLVmTupleGen(ip_min=self.p2_dst_start_ip,
+                          ip_max=self.p2_dst_end_ip,
+                          port_min=self.p2_dst_start_udp_port,
+                          port_max=self.p2_dst_end_udp_port,
+                          name="tuple2_dst"),
+            STLVmWrFlowVar(fv_name="tuple2_src.ip", pkt_offset="IP.src"),
+            STLVmWrFlowVar(fv_name="tuple2_dst.ip", pkt_offset="IP.dst"),
+            STLVmFixIpv4(offset="IP"),
+            STLVmWrFlowVar(fv_name="tuple2_src.port", pkt_offset="UDP.sport"),
+            STLVmWrFlowVar(fv_name="tuple2_dst.port", pkt_offset="UDP.dport")
+        ])
+
+        return base_pkt_a, base_pkt_b, vm1, vm2
+
+
+def register():
+    """Register this traffic profile to T-rex.
+
+    Do not change this function.
+
+    :return: Traffic streams.
+    :rtype: Object
+    """
+    return TrafficStreams()
diff --git a/resources/traffic_profiles/trex/trex-sl-3n-ethip4udp-10u1000p-conc.py b/resources/traffic_profiles/trex/trex-sl-3n-ethip4udp-10u1000p-conc.py
new file mode 100755
index 0000000000..b0362aedcd
--- /dev/null
+++ b/resources/traffic_profiles/trex/trex-sl-3n-ethip4udp-10u1000p-conc.py
@@ -0,0 +1,137 @@
+# Copyright (c) 2017 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.
+
+"""Stream profile for T-rex traffic generator.
+
+Stream profile:
+ - Two streams sent in directions 0 --> 1 and 1 --> 0 at the same time.
+ - Packet: ETH / IP / UDP
+ - Direction 0 --> 1:
+   - Source IP address range:      10.10.10.0 - 10.10.10.9
+   - Destination IP address range: 20.20.20.0 - 20.20.20.9
+   - Source UDP port range:        1001 - 2000
+   - Destination UDP port range:   2001 - 3000
+ - Direction 1 --> 0:
+   - Source IP address range:      20.20.20.0 - 20.20.20.9
+   - Destination IP address range: 10.10.10.0 - 10.10.10.9
+   - Source UDP port range:        2001-3000
+   - Destination UDP port range:   1001 - 2000
+"""
+
+from trex_stl_lib.api import *
+from profile_trex_stateless_base_class import TrafficStreamsBaseClass
+
+
+class TrafficStreams(TrafficStreamsBaseClass):
+    """Stream profile."""
+
+    def __init__(self):
+        """Initialization and setting of streams' parameters."""
+
+        super(TrafficStreamsBaseClass, self).__init__()
+
+        # IPs used in packet headers.
+        self.p1_src_start_ip = '10.10.10.0'
+        self.p1_src_end_ip = '10.10.10.9'
+        self.p1_dst_start_ip = '20.20.20.0'
+        self.p1_dst_end_ip = '20.20.20.9'
+
+        self.p2_src_start_ip = '20.20.20.0'
+        self.p2_src_end_ip = '20.20.20.9'
+        self.p2_dst_start_ip = '10.10.10.0'
+        self.p2_dst_end_ip = '10.10.10.9'
+
+        # UDP ports used in packet headers.
+        self.p1_src_start_udp_port = 1001
+        self.p1_src_end_udp_port = 2000
+        self.p1_dst_start_udp_port = 2001
+        self.p1_dst_end_udp_port = 3000
+
+        self.p2_src_start_udp_port = 2001
+        self.p2_src_end_udp_port = 3000
+        self.p2_dst_start_udp_port = 1001
+        self.p2_dst_end_udp_port = 2000
+
+    def define_packets(self):
+        """Defines the packets to be sent from the traffic generator.
+
+        Packet definition: | ETH | IP | UDP |
+
+        :returns: Packets to be sent from the traffic generator.
+        :rtype: tuple
+        """
+
+        # Direction 0 --> 1
+        base_pkt_a = (Ether() /
+                      IP(src=self.p1_src_start_ip,
+                         dst=self.p1_dst_start_ip,
+                         proto=17) /
+                      UDP(sport=self.p1_src_start_udp_port,
+                          dport=self.p1_dst_start_udp_port))
+        # Direction 1 --> 0
+        base_pkt_b = (Ether() /
+                      IP(src=self.p2_src_start_ip,
+                         dst=self.p2_dst_start_ip,
+                         proto=17) /
+                      UDP(sport=self.p2_src_start_udp_port,
+                          dport=self.p2_dst_start_udp_port))
+
+        # Direction 0 --> 1
+        vm1 = STLScVmRaw([
+            STLVmTupleGen(ip_min=self.p1_src_start_ip,
+                          ip_max=self.p1_src_end_ip,
+                          port_min=self.p1_src_start_udp_port,
+                          port_max=self.p1_src_end_udp_port,
+                          name="tuple1_src"),
+            STLVmTupleGen(ip_min=self.p1_dst_start_ip,
+                          ip_max=self.p1_dst_end_ip,
+                          port_min=self.p1_dst_start_udp_port,
+                          port_max=self.p1_dst_end_udp_port,
+                          name="tuple1_dst"),
+            STLVmWrFlowVar(fv_name="tuple1_src.ip", pkt_offset="IP.src"),
+            STLVmWrFlowVar(fv_name="tuple1_dst.ip", pkt_offset="IP.dst"),
+            STLVmFixIpv4(offset="IP"),
+            STLVmWrFlowVar(fv_name="tuple1_src.port", pkt_offset="UDP.sport"),
+            STLVmWrFlowVar(fv_name="tuple1_dst.port", pkt_offset="UDP.dport")
+        ])
+        # Direction 0 --> 1
+        vm2 = STLScVmRaw([
+            STLVmTupleGen(ip_min=self.p2_src_start_ip,
+                          ip_max=self.p2_src_end_ip,
+                          port_min=self.p2_src_start_udp_port,
+                          port_max=self.p2_src_end_udp_port,
+                          name="tuple2_src"),
+            STLVmTupleGen(ip_min=self.p2_dst_start_ip,
+                          ip_max=self.p2_dst_end_ip,
+                          port_min=self.p2_dst_start_udp_port,
+                          port_max=self.p2_dst_end_udp_port,
+                          name="tuple2_dst"),
+            STLVmWrFlowVar(fv_name="tuple2_src.ip", pkt_offset="IP.src"),
+            STLVmWrFlowVar(fv_name="tuple2_dst.ip", pkt_offset="IP.dst"),
+            STLVmFixIpv4(offset="IP"),
+            STLVmWrFlowVar(fv_name="tuple2_src.port", pkt_offset="UDP.sport"),
+            STLVmWrFlowVar(fv_name="tuple2_dst.port", pkt_offset="UDP.dport")
+        ])
+
+        return base_pkt_a, base_pkt_b, vm1, vm2
+
+
+def register():
+    """Register this traffic profile to T-rex.
+
+    Do not change this function.
+
+    :return: Traffic streams.
+    :rtype: Object
+    """
+    return TrafficStreams()
diff --git a/resources/traffic_profiles/trex/trex-sl-3n-ethip4udp-10u10p-conc.py b/resources/traffic_profiles/trex/trex-sl-3n-ethip4udp-10u10p-conc.py
new file mode 100755
index 0000000000..76ccb53259
--- /dev/null
+++ b/resources/traffic_profiles/trex/trex-sl-3n-ethip4udp-10u10p-conc.py
@@ -0,0 +1,137 @@
+# Copyright (c) 2017 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.
+
+"""Stream profile for T-rex traffic generator.
+
+Stream profile:
+ - Two streams sent in directions 0 --> 1 and 1 --> 0 at the same time.
+ - Packet: ETH / IP / UDP
+ - Direction 0 --> 1:
+   - Source IP address range:      10.10.10.0 - 10.10.10.9
+   - Destination IP address range: 20.20.20.0 - 20.20.20.9
+   - Source UDP port range:        1001 - 1010
+   - Destination UDP port range:   2001 - 2010
+ - Direction 1 --> 0:
+   - Source IP address range:      20.20.20.0 - 20.20.20.9
+   - Destination IP address range: 10.10.10.0 - 10.10.10.9
+   - Source UDP port range:        2001-2010
+   - Destination UDP port range:   1001 - 1010
+"""
+
+from trex_stl_lib.api import *
+from profile_trex_stateless_base_class import TrafficStreamsBaseClass
+
+
+class TrafficStreams(TrafficStreamsBaseClass):
+    """Stream profile."""
+
+    def __init__(self):
+        """Initialization and setting of streams' parameters."""
+
+        super(TrafficStreamsBaseClass, self).__init__()
+
+        # IPs used in packet headers.
+        self.p1_src_start_ip = '10.10.10.0'
+        self.p1_src_end_ip = '10.10.10.9'
+        self.p1_dst_start_ip = '20.20.20.0'
+        self.p1_dst_end_ip = '20.20.20.9'
+
+        self.p2_src_start_ip = '20.20.20.0'
+        self.p2_src_end_ip = '20.20.20.9'
+        self.p2_dst_start_ip = '10.10.10.0'
+        self.p2_dst_end_ip = '10.10.10.9'
+
+        # UDP ports used in packet headers.
+        self.p1_src_start_udp_port = 1001
+        self.p1_src_end_udp_port = 1010
+        self.p1_dst_start_udp_port = 2001
+        self.p1_dst_end_udp_port = 2010
+
+        self.p2_src_start_udp_port = 2001
+        self.p2_src_end_udp_port = 2010
+        self.p2_dst_start_udp_port = 1001
+        self.p2_dst_end_udp_port = 1010
+
+    def define_packets(self):
+        """Defines the packets to be sent from the traffic generator.
+
+        Packet definition: | ETH | IP | UDP |
+
+        :returns: Packets to be sent from the traffic generator.
+        :rtype: tuple
+        """
+
+        # Direction 0 --> 1
+        base_pkt_a = (Ether() /
+                      IP(src=self.p1_src_start_ip,
+                         dst=self.p1_dst_start_ip,
+                         proto=17) /
+                      UDP(sport=self.p1_src_start_udp_port,
+                          dport=self.p1_dst_start_udp_port))
+        # Direction 1 --> 0
+        base_pkt_b = (Ether() /
+                      IP(src=self.p2_src_start_ip,
+                         dst=self.p2_dst_start_ip,
+                         proto=17) /
+                      UDP(sport=self.p2_src_start_udp_port,
+                          dport=self.p2_dst_start_udp_port))
+
+        # Direction 0 --> 1
+        vm1 = STLScVmRaw([
+            STLVmTupleGen(ip_min=self.p1_src_start_ip,
+                          ip_max=self.p1_src_end_ip,
+                          port_min=self.p1_src_start_udp_port,
+                          port_max=self.p1_src_end_udp_port,
+                          name="tuple1_src"),
+            STLVmTupleGen(ip_min=self.p1_dst_start_ip,
+                          ip_max=self.p1_dst_end_ip,
+                          port_min=self.p1_dst_start_udp_port,
+                          port_max=self.p1_dst_end_udp_port,
+                          name="tuple1_dst"),
+            STLVmWrFlowVar(fv_name="tuple1_src.ip", pkt_offset="IP.src"),
+            STLVmWrFlowVar(fv_name="tuple1_dst.ip", pkt_offset="IP.dst"),
+            STLVmFixIpv4(offset="IP"),
+            STLVmWrFlowVar(fv_name="tuple1_src.port", pkt_offset="UDP.sport"),
+            STLVmWrFlowVar(fv_name="tuple1_dst.port", pkt_offset="UDP.dport")
+        ])
+        # Direction 0 --> 1
+        vm2 = STLScVmRaw([
+            STLVmTupleGen(ip_min=self.p2_src_start_ip,
+                          ip_max=self.p2_src_end_ip,
+                          port_min=self.p2_src_start_udp_port,
+                          port_max=self.p2_src_end_udp_port,
+                          name="tuple2_src"),
+            STLVmTupleGen(ip_min=self.p2_dst_start_ip,
+                          ip_max=self.p2_dst_end_ip,
+                          port_min=self.p2_dst_start_udp_port,
+                          port_max=self.p2_dst_end_udp_port,
+                          name="tuple2_dst"),
+            STLVmWrFlowVar(fv_name="tuple2_src.ip", pkt_offset="IP.src"),
+            STLVmWrFlowVar(fv_name="tuple2_dst.ip", pkt_offset="IP.dst"),
+            STLVmFixIpv4(offset="IP"),
+            STLVmWrFlowVar(fv_name="tuple2_src.port", pkt_offset="UDP.sport"),
+            STLVmWrFlowVar(fv_name="tuple2_dst.port", pkt_offset="UDP.dport")
+        ])
+
+        return base_pkt_a, base_pkt_b, vm1, vm2
+
+
+def register():
+    """Register this traffic profile to T-rex.
+
+    Do not change this function.
+
+    :return: Traffic streams.
+    :rtype: Object
+    """
+    return TrafficStreams()