CSIT-28: IPSEC basic conectivity test - IPv4

- use all supported encryption and integrity algorithms in tunnel mode
  and in transport mode

Change-Id: I2ae395d88d514b2ca3f62ab9aecbb27d8fb827b0
Signed-off-by: Jan Gelety <jgelety@cisco.com>

3 files changed, 559 insertions, 81 deletions

diff --git a/tests/func/ipsec/ipsec_ipv4.robot b/tests/func/ipsec/ipsec_ipv4.robot
deleted file mode 100644
index c1f5fd754f..0000000000
--- a/tests/func/ipsec/ipsec_ipv4.robot
+++ /dev/null
@@ -1,81 +0,0 @@
-# Copyright (c) 2016 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.
-
-*** Settings ***
-| Resource | resources/libraries/robot/ipsec.robot
-| Library | resources.libraries.python.Trace
-| Force Tags | 3_NODE_SINGLE_LINK_TOPO | 3_NODE_DOUBLE_LINK_TOPO
-| ...        | VM_ENV | HW_ENV
-| Test Setup | Run Keywords | Setup all DUTs before test
-| ...        | AND          | Setup all TGs before traffic script
-| ...        | AND          | Setup Topology for IPv4 IPsec testing
-| Test Teardown | Run Keywords | VPP IPsec Show | ${dut_node}
-| ...           | AND          | Show Packet Trace on All DUTs | ${nodes}
-| ...           | AND          | Show vpp trace dump on all DUTs
-| Documentation | *IPv4 IPsec test suite.*
-| ...
-| ... | *[Top] Network topologies:* TG-DUT1 2-node topology with one link\
-| ... | between nodes.
-| ... | *[Cfg] DUT configuration:* On DUT1 create loopback interface, configure\
-| ... | loopback an physical interface IPv4 addresses, static ARP record, route\
-| ... | and IPsec manual keyed connection.
-| ... | *[Ver] TG verification:* ESP packet is sent from TG to DUT1. ESP packet\
-| ... | is received on TG from DUT1.
-| ... | *[Ref] Applicable standard specifications:* RFC4303.
-
-*** Variables ***
-| ${tg_spi}= | ${1000}
-| ${dut_spi}= | ${1001}
-| ${ESP_PROTO}= | ${50}
-| ${tg_if_ip4}= | 192.168.100.2
-| ${dut_if_ip4}= | 192.168.100.3
-| ${tg_lo_ip4}= | 192.168.3.3
-| ${dut_lo_ip4}= | 192.168.4.4
-| ${ip4_plen}= | ${24}
-
-*** Test Cases ***
-| TC01: VPP process ESP packet in Tunnel Mode with AES-CBC encrytion and SHA1-96 integrity
-| | [Documentation]
-| | ... | [Top] TG-DUT1.
-| | ... | [Ref] RFC4303.
-| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with AES-CBC\
-| | ... | encrytion and SHA1-96 integrity in tunnel mode.
-| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
-| | ${encr_alg}= | Crypto Alg AES CBC 128
-| | ${auth_alg}= | Integ Alg SHA1 96
-| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
-| | When VPP Setup IPsec Manual Keyed Connection
-| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
-| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_src_ip} | ${tg_src_ip}
-| | ... | ${dut_tun_ip} | ${tg_tun_ip}
-| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
-| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
-| | ... | ${dut_spi} | ${tg_src_ip} | ${dut_src_ip} | ${tg_tun_ip}
-| | ... | ${dut_tun_ip}
-
-| TC02: VPP process ESP packet in Transport Mode with AES-CBC encrytion and SHA1-96 integrity
-| | [Documentation]
-| | ... | [Top] TG-DUT1.
-| | ... | [Ref] RFC4303.
-| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with AES-CBC\
-| | ... | encrytion and SHA1-96 integrity in transport mode.
-| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
-| | ${encr_alg}= | Crypto Alg AES CBC 128
-| | ${auth_alg}= | Integ Alg SHA1 96
-| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
-| | When VPP Setup IPsec Manual Keyed Connection
-| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
-| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_tun_ip} | ${tg_tun_ip}
-| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
-| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
-| | ... | ${dut_spi} | ${tg_tun_ip} | ${dut_tun_ip}
diff --git a/tests/func/ipsec/ipsec_transport_mode_ipv4.robot b/tests/func/ipsec/ipsec_transport_mode_ipv4.robot
new file mode 100644
index 0000000000..018447fe2d
--- /dev/null
+++ b/tests/func/ipsec/ipsec_transport_mode_ipv4.robot
@@ -0,0 +1,269 @@
+# Copyright (c) 2016 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.
+
+*** Settings ***
+| Resource | resources/libraries/robot/ipsec.robot
+| Library | resources.libraries.python.Trace
+| Force Tags | 3_NODE_SINGLE_LINK_TOPO | 3_NODE_DOUBLE_LINK_TOPO
+| ...        | VM_ENV | HW_ENV
+| Test Setup | Run Keywords | Setup all DUTs before test
+| ...        | AND          | Setup all TGs before traffic script
+| ...        | AND          | Setup Topology for IPv4 IPsec testing
+| Test Teardown | Run Keywords | VPP IPsec Show | ${dut_node}
+| ...           | AND          | Show Packet Trace on All DUTs | ${nodes}
+| ...           | AND          | Show vpp trace dump on all DUTs
+| Documentation | *IPv4 IPsec transport mode test suite.*
+| ...
+| ... | *[Top] Network topologies:* TG-DUT1 2-node topology with one link\
+| ... | between nodes.
+| ... | *[Cfg] DUT configuration:* On DUT1 create loopback interface, configure\
+| ... | loopback an physical interface IPv4 addresses, static ARP record, route\
+| ... | and IPsec manual keyed connection in transport mode.
+| ... | *[Ver] TG verification:* ESP packet is sent from TG to DUT1. ESP packet\
+| ... | is received on TG from DUT1.
+| ... | *[Ref] Applicable standard specifications:* RFC4303.
+
+*** Variables ***
+| ${tg_spi}= | ${1000}
+| ${dut_spi}= | ${1001}
+| ${ESP_PROTO}= | ${50}
+| ${tg_if_ip4}= | 192.168.100.2
+| ${dut_if_ip4}= | 192.168.100.3
+| ${tg_lo_ip4}= | 192.168.3.3
+| ${dut_lo_ip4}= | 192.168.4.4
+| ${ip4_plen}= | ${24}
+
+*** Test Cases ***
+| TC01: VPP process ESP packet in Transport Mode with AES-CBC-128 encryption and SHA1-96 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-128 and integrity algorithm SHA1-96 in transport
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | ${encr_alg}= | Crypto Alg AES CBC 128
+| | ${auth_alg}= | Integ Alg SHA1 96
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_tun_ip} | ${dut_tun_ip}
+
+| TC02: VPP process ESP packet in Transport Mode with AES-CBC-192 encryption and SHA1-96 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-192 and integrity algorithm SHA1-96 in transport
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | [Tags] | SKIP_PATCH
+| | ${encr_alg}= | Crypto Alg AES CBC 192
+| | ${auth_alg}= | Integ Alg SHA1 96
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_tun_ip} | ${dut_tun_ip}
+
+| TC03: VPP process ESP packet in Transport Mode with AES-CBC-256 encryption and SHA1-96 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-256 and integrity algorithm SHA1-96 in transport
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | [Tags] | SKIP_PATCH
+| | ${encr_alg}= | Crypto Alg AES CBC 256
+| | ${auth_alg}= | Integ Alg SHA1 96
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_tun_ip} | ${dut_tun_ip}
+
+| TC04: VPP process ESP packet in Transport Mode with AES-CBC-128 encryption and SHA-256-128 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-128 and integrity algorithm SHA-256-128 in transport
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | [Tags] | SKIP_PATCH
+| | ${encr_alg}= | Crypto Alg AES CBC 128
+| | ${auth_alg}= | Integ Alg SHA 256 128
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_tun_ip} | ${dut_tun_ip}
+
+| TC05: VPP process ESP packet in Transport Mode with AES-CBC-192 encryption and SHA-256-128 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-192 and integrity algorithm SHA-256-128 in transport
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | ${encr_alg}= | Crypto Alg AES CBC 192
+| | ${auth_alg}= | Integ Alg SHA 256 128
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_tun_ip} | ${dut_tun_ip}
+
+| TC06: VPP process ESP packet in Transport Mode with AES-CBC-256 encryption and SHA-256-128 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-256 and integrity algorithm SHA-256-128 in transport
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | [Tags] | SKIP_PATCH
+| | ${encr_alg}= | Crypto Alg AES CBC 256
+| | ${auth_alg}= | Integ Alg SHA 256 128
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_tun_ip} | ${dut_tun_ip}
+
+| TC07: VPP process ESP packet in Transport Mode with AES-CBC-128 encryption and SHA-384-192 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-128 and integrity algorithm SHA-384-192 in transport
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | [Tags] | SKIP_PATCH
+| | ${encr_alg}= | Crypto Alg AES CBC 128
+| | ${auth_alg}= | Integ Alg SHA 384 192
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_tun_ip} | ${dut_tun_ip}
+
+| TC08: VPP process ESP packet in Transport Mode with AES-CBC-192 encryption and SHA-384-192 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-192 and integrity algorithm SHA-384-192 in transport
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | [Tags] | SKIP_PATCH
+| | ${encr_alg}= | Crypto Alg AES CBC 192
+| | ${auth_alg}= | Integ Alg SHA 384 192
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_tun_ip} | ${dut_tun_ip}
+
+| TC09: VPP process ESP packet in Transport Mode with AES-CBC-256 encryption and SHA-384-192 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-256 and integrity algorithm SHA-384-192 in transport
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | ${encr_alg}= | Crypto Alg AES CBC 256
+| | ${auth_alg}= | Integ Alg SHA 384 192
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_tun_ip} | ${dut_tun_ip}
+
+| TC10: VPP process ESP packet in Transport Mode with AES-CBC-128 encryption and SHA-512-256 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-128 and integrity algorithm SHA-512-256 in transport
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | [Tags] | SKIP_PATCH
+| | ${encr_alg}= | Crypto Alg AES CBC 128
+| | ${auth_alg}= | Integ Alg SHA 512 256
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_tun_ip} | ${dut_tun_ip}
+
+| TC11: VPP process ESP packet in Transport Mode with AES-CBC-192 encryption and SHA-512-256 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-192 and integrity algorithm SHA-512-256 in transport
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | [Tags] | SKIP_PATCH
+| | ${encr_alg}= | Crypto Alg AES CBC 192
+| | ${auth_alg}= | Integ Alg SHA 512 256
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_tun_ip} | ${dut_tun_ip}
+
+| TC12: VPP process ESP packet in Transport Mode with AES-CBC-256 encryption and SHA-512-256 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-256 and integrity algorithm SHA-512-256 in transport
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | ${encr_alg}= | Crypto Alg AES CBC 256
+| | ${auth_alg}= | Integ Alg SHA 512 256
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_tun_ip} | ${dut_tun_ip}
diff --git a/tests/func/ipsec/ipsec_tunnel_mode_ipv4.robot b/tests/func/ipsec/ipsec_tunnel_mode_ipv4.robot
new file mode 100644
index 0000000000..3491b85ce5
--- /dev/null
+++ b/tests/func/ipsec/ipsec_tunnel_mode_ipv4.robot
@@ -0,0 +1,290 @@
+# Copyright (c) 2016 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.
+
+*** Settings ***
+| Resource | resources/libraries/robot/ipsec.robot
+| Library | resources.libraries.python.Trace
+| Force Tags | 3_NODE_SINGLE_LINK_TOPO | 3_NODE_DOUBLE_LINK_TOPO
+| ...        | VM_ENV | HW_ENV
+| Test Setup | Run Keywords | Setup all DUTs before test
+| ...        | AND          | Setup all TGs before traffic script
+| ...        | AND          | Setup Topology for IPv4 IPsec testing
+| Test Teardown | Run Keywords | VPP IPsec Show | ${dut_node}
+| ...           | AND          | Show Packet Trace on All DUTs | ${nodes}
+| ...           | AND          | Show vpp trace dump on all DUTs
+| Documentation | *IPv4 IPsec tunnel mode test suite.*
+| ...
+| ... | *[Top] Network topologies:* TG-DUT1 2-node topology with one link\
+| ... | between nodes.
+| ... | *[Cfg] DUT configuration:* On DUT1 create loopback interface, configure\
+| ... | loopback an physical interface IPv4 addresses, static ARP record, route\
+| ... | and IPsec manual keyed connection in tunnel mode.
+| ... | *[Ver] TG verification:* ESP packet is sent from TG to DUT1. ESP packet\
+| ... | is received on TG from DUT1.
+| ... | *[Ref] Applicable standard specifications:* RFC4303.
+
+*** Variables ***
+| ${tg_spi}= | ${1000}
+| ${dut_spi}= | ${1001}
+| ${ESP_PROTO}= | ${50}
+| ${tg_if_ip4}= | 192.168.100.2
+| ${dut_if_ip4}= | 192.168.100.3
+| ${tg_lo_ip4}= | 192.168.3.3
+| ${dut_lo_ip4}= | 192.168.4.4
+| ${ip4_plen}= | ${24}
+
+*** Test Cases ***
+| TC01: VPP process ESP packet in Tunnel Mode with AES-CBC-128 encryption and SHA1-96 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-128 and integrity algorithm SHA1-96 in tunnel mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | ${encr_alg}= | Crypto Alg AES CBC 128
+| | ${auth_alg}= | Integ Alg SHA1 96
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_src_ip} | ${tg_src_ip}
+| | ... | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_src_ip} | ${dut_src_ip} | ${tg_tun_ip}
+| | ... | ${dut_tun_ip}
+
+| TC02: VPP process ESP packet in Tunnel Mode with AES-CBC-192 encryption and SHA1-96 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-192 and integrity algorithm SHA1-96 in tunnel mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | [Tags] | SKIP_PATCH
+| | ${encr_alg}= | Crypto Alg AES CBC 192
+| | ${auth_alg}= | Integ Alg SHA1 96
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_src_ip} | ${tg_src_ip}
+| | ... | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_src_ip} | ${dut_src_ip} | ${tg_tun_ip}
+| | ... | ${dut_tun_ip}
+
+| TC03: VPP process ESP packet in Tunnel Mode with AES-CBC-256 encryption and SHA1-96 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-256 and integrity algorithm SHA1-96 in tunnel mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | [Tags] | SKIP_PATCH
+| | ${encr_alg}= | Crypto Alg AES CBC 256
+| | ${auth_alg}= | Integ Alg SHA1 96
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_src_ip} | ${tg_src_ip}
+| | ... | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_src_ip} | ${dut_src_ip} | ${tg_tun_ip}
+| | ... | ${dut_tun_ip}
+
+| TC04: VPP process ESP packet in Tunnel Mode with AES-CBC-128 encryption and SHA-256-128 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-128 and integrity algorithm SHA-256-128 in tunnel
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | [Tags] | SKIP_PATCH
+| | ${encr_alg}= | Crypto Alg AES CBC 128
+| | ${auth_alg}= | Integ Alg SHA 256 128
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_src_ip} | ${tg_src_ip}
+| | ... | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_src_ip} | ${dut_src_ip} | ${tg_tun_ip}
+| | ... | ${dut_tun_ip}
+
+| TC05: VPP process ESP packet in Tunnel Mode with AES-CBC-192 encryption and SHA-256-128 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-192 and integrity algorithm SHA-256-128 in tunnel
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | ${encr_alg}= | Crypto Alg AES CBC 192
+| | ${auth_alg}= | Integ Alg SHA 256 128
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_src_ip} | ${tg_src_ip}
+| | ... | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_src_ip} | ${dut_src_ip} | ${tg_tun_ip}
+| | ... | ${dut_tun_ip}
+
+| TC06: VPP process ESP packet in Tunnel Mode with AES-CBC-256 encryption and SHA-256-128 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-256 and integrity algorithm SHA-256-128 in tunnel
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | [Tags] | SKIP_PATCH
+| | ${encr_alg}= | Crypto Alg AES CBC 256
+| | ${auth_alg}= | Integ Alg SHA 256 128
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_src_ip} | ${tg_src_ip}
+| | ... | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_src_ip} | ${dut_src_ip} | ${tg_tun_ip}
+| | ... | ${dut_tun_ip}
+
+| TC07: VPP process ESP packet in Tunnel Mode with AES-CBC-128 encryption and SHA-384-192 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-128 and integrity algorithm SHA-384-192 in tunnel
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | [Tags] | SKIP_PATCH
+| | ${encr_alg}= | Crypto Alg AES CBC 128
+| | ${auth_alg}= | Integ Alg SHA 384 192
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_src_ip} | ${tg_src_ip}
+| | ... | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_src_ip} | ${dut_src_ip} | ${tg_tun_ip}
+| | ... | ${dut_tun_ip}
+
+| TC08: VPP process ESP packet in Tunnel Mode with AES-CBC-192 encryption and SHA-384-192 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-192 and integrity algorithm SHA-384-192 in tunnel
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | [Tags] | SKIP_PATCH
+| | ${encr_alg}= | Crypto Alg AES CBC 192
+| | ${auth_alg}= | Integ Alg SHA 384 192
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_src_ip} | ${tg_src_ip}
+| | ... | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_src_ip} | ${dut_src_ip} | ${tg_tun_ip}
+| | ... | ${dut_tun_ip}
+
+| TC09: VPP process ESP packet in Tunnel Mode with AES-CBC-256 encryption and SHA-384-192 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-256 and integrity algorithm SHA-384-192 in tunnel
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | ${encr_alg}= | Crypto Alg AES CBC 256
+| | ${auth_alg}= | Integ Alg SHA 384 192
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_src_ip} | ${tg_src_ip}
+| | ... | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_src_ip} | ${dut_src_ip} | ${tg_tun_ip}
+| | ... | ${dut_tun_ip}
+
+| TC10: VPP process ESP packet in Tunnel Mode with AES-CBC-128 encryption and SHA-512-256 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-128 and integrity algorithm SHA-512-256 in tunnel
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | [Tags] | SKIP_PATCH
+| | ${encr_alg}= | Crypto Alg AES CBC 128
+| | ${auth_alg}= | Integ Alg SHA 512 256
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_src_ip} | ${tg_src_ip}
+| | ... | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_src_ip} | ${dut_src_ip} | ${tg_tun_ip}
+| | ... | ${dut_tun_ip}
+
+| TC11: VPP process ESP packet in Tunnel Mode with AES-CBC-192 encryption and SHA-512-256 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-192 and integrity algorithm SHA-512-256 in tunnel
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | [Tags] | SKIP_PATCH
+| | ${encr_alg}= | Crypto Alg AES CBC 192
+| | ${auth_alg}= | Integ Alg SHA 512 256
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_src_ip} | ${tg_src_ip}
+| | ... | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_src_ip} | ${dut_src_ip} | ${tg_tun_ip}
+| | ... | ${dut_tun_ip}
+
+| TC12: VPP process ESP packet in Tunnel Mode with AES-CBC-256 encryption and SHA-512-256 integrity
+| | [Documentation]
+| | ... | [Top] TG-DUT1.
+| | ... | [Ref] RFC4303.
+| | ... | [Cfg] On DUT1 configure IPsec manual keyed connection with encryption\
+| | ... | algorithm AES-CBC-256 and integrity algorithm SHA-512-256 in tunnel
+| | ... | mode.
+| | ... | [Ver] Send and receive ESP packet between TG and VPP node.
+| | ${encr_alg}= | Crypto Alg AES CBC 256
+| | ${auth_alg}= | Integ Alg SHA 512 256
+| | Given IPsec Generate Keys | ${encr_alg} | ${auth_alg}
+| | When VPP Setup IPsec Manual Keyed Connection
+| | ... | ${dut_node} | ${dut_if} | ${encr_alg} | ${encr_key} | ${auth_alg}
+| | ... | ${auth_key} | ${dut_spi} | ${tg_spi} | ${dut_src_ip} | ${tg_src_ip}
+| | ... | ${dut_tun_ip} | ${tg_tun_ip}
+| | Then Send and Receive IPsec Packet | ${tg_node} | ${tg_if} | ${dut_if_mac}
+| | ... | ${encr_alg} | ${encr_key} | ${auth_alg} | ${auth_key} | ${tg_spi}
+| | ... | ${dut_spi} | ${tg_src_ip} | ${dut_src_ip} | ${tg_tun_ip}
+| | ... | ${dut_tun_ip}