CSIT-18: Add GRE tunnel libraries and tests.

Change-Id: I91ccd65a26ea1782611bccc3badd91e64366a162
Signed-off-by: Matej Klotton <mklotton@cisco.com>

1 files changed, 123 insertions, 0 deletions

diff --git a/resources/libraries/robot/gre.robot b/resources/libraries/robot/gre.robot
new file mode 100644
index 0000000000..b2036b840d
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+++ b/resources/libraries/robot/gre.robot
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+# 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/interfaces.robot
+
+*** Keywords ***
+| GRE tunnel interface is created and up
+| | [Documentation] | Create GRE tunnel interface on defined VPP node and put
+| | ...             | the interface to UP state.
+| | ...
+| | ... | *Arguments:*
+| | ... | - ${dut_node} - DUT node where to create GRE tunnel. Type: dictionary
+| | ... | - ${source_ip_address} - GRE tunnel source IP address. Type: string
+| | ... | - ${destination_ip_address} - GRE tunnel destination IP address.
+| | ... |   Type: string
+| | ...
+| | ... | *Return:*
+| | ... | - ${name} - Name of created GRE tunnel interface. Type: string
+| | ... | - ${index} - SW interface index of created GRE tunnel interface.
+| | ... |   Type: integer
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| ${gre_name} \| ${gre_index}= \
+| | ... | \| GRE tunnel interface is created and up \| ${dut} \
+| | ... | \| 192.0.1.1 \| 192.0.1.2 \|
+| | ...
+| | [Arguments] | ${dut_node} | ${source_ip_address} | ${destination_ip_address}
+| | ${name} | ${index}= | Create GRE Tunnel Interface
+| | | | ... | ${dut_node} | ${source_ip_address} | ${destination_ip_address}
+| | Set Interface State | ${dut_node} | ${index} | up
+| | [Return] | ${name} | ${index}
+
+
+| Send ICMPv4 and check received GRE header
+| | [Documentation] | Send ICMPv4 packet and check if received packed contains
+| | ...             | correct GRE, IP, MAC headers.
+| | ...
+| | ... | *Arguments:*
+| | ... | - ${tg_node} - Node where to run traffic script. Type: dictionary
+| | ... | - ${tx_if} - Interface from where send ICPMv4 packet. Type: string
+| | ... | - ${rx_if} - Interface where to receive GRE packet. Type: string
+| | ... | - ${tx_dst_mac} - Destination MAC address of ICMP packet. Type: string
+| | ... | - ${rx_dst_mac} - Expected destination MAC address of GRE packet.
+| | ... |   Type: string
+| | ... | - ${inner_src_ip} - Source IP address of ICMP packet. Type: string
+| | ... | - ${inner_dst_ip} - Destination IP address of ICMP packet.
+| | ... |   Type: string
+| | ... | - ${outer_src_ip} - Source IP address of GRE packet. Type: string
+| | ... | - ${outer_dst_ip} - Destination IP address of GRE packet.
+| | ... |   Type: string
+| | ...
+| | ... | *Return:*
+| | ... | - No value returned
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Send ICMPv4 and check received GRE header \
+| | ... | \| ${tg_node} \| ${tg_to_dut_if1} \| ${tg_to_dut_if2} \
+| | ... | \| ${tx_dst_mac} \| ${rx_dst_mac} \| ${net1_host_address} \
+| | ... | \| ${net2_host_address} \| ${dut1_ip_address} \| ${dut2_ip_address} \|
+| | ...
+| | [Arguments] | ${tg_node} | ${tx_if} | ${rx_if}
+| | ...         | ${tx_dst_mac} | ${rx_dst_mac}
+| | ...         | ${inner_src_ip} | ${inner_dst_ip}
+| | ...         | ${outer_src_ip} | ${outer_dst_ip}
+| | ${args}= | Catenate | --tx_if | ${tx_if} | --rx_if | ${rx_if}
+| | | ... | --tx_dst_mac | ${tx_dst_mac} | --rx_dst_mac | ${rx_dst_mac}
+| | | ... | --inner_src_ip | ${inner_src_ip} | --inner_dst_ip | ${inner_dst_ip}
+| | | ... | --outer_src_ip | ${outer_src_ip} | --outer_dst_ip | ${outer_dst_ip}
+| | Run Traffic Script On Node
+| | ... | send_icmp_check_gre_headers.py | ${tg_node} | ${args}
+
+
+| Send GRE and check received ICMPv4 header
+| | [Documentation] | Send ICMPv4 packet and check if received packed contains
+| | ...             | correct GRE, IP, MAC headers.
+| | ...
+| | ... | *Arguments:*
+| | ... | - ${tg_node} - Node where to run traffic script. Type: dictionary
+| | ... | - ${tx_if} - Interface from where send ICPMv4 packet. Type: string
+| | ... | - ${rx_if} - Interface where receive GRE packet. Type: string
+| | ... | - ${tx_dst_mac} - Destination MAC address of GRE packet. Type: string
+| | ... | - ${rx_dst_mac} - Expected destination MAC address of ICMP packet.
+| | ... |   Type: string
+| | ... | - ${inner_src_ip} - Source IP address of ICMP packet. Type: string
+| | ... | - ${inner_dst_ip} - Destination IP address of ICMP packet.
+| | ... |   Type: string
+| | ... | - ${outer_src_ip} - Source IP address of GRE packet. Type: string
+| | ... | - ${outer_dst_ip} - Destination IP address of  GRE packet.
+| | ... |   Type: string
+| | ...
+| | ... | *Return:*
+| | ... | - No value returned
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Send GRE and check received ICMPv4 header \| ${tg_node} \
+| | ... | \| ${tg_to_dut_if2} \| ${tg_to_dut_if1} \| ${tx_dst_mac} \
+| | ... | \| ${rx_dst_mac} \| ${net2_host_address} \| ${net1_host_address} \
+| | ... | \| ${dut2_ip_address} \| ${dut1_ip_address} \|
+| | ...
+| | [Arguments] | ${tg_node} | ${tx_if} | ${rx_if}
+| | ...         | ${tx_dst_mac} | ${rx_dst_mac}
+| | ...         | ${inner_src_ip} | ${inner_dst_ip}
+| | ...         | ${outer_src_ip} | ${outer_dst_ip}
+| | ${args}= | Catenate | --tx_if | ${tx_if} | --rx_if | ${rx_if}
+| | | ... | --tx_dst_mac | ${tx_dst_mac} | --rx_dst_mac | ${rx_dst_mac}
+| | | ... | --inner_src_ip | ${inner_src_ip} | --inner_dst_ip | ${inner_dst_ip}
+| | | ... | --outer_src_ip | ${outer_src_ip} | --outer_dst_ip | ${outer_dst_ip}
+| | Run Traffic Script On Node
+| | ... | send_gre_check_icmp_headers.py | ${tg_node} | ${args}