Refactor IPv4 utils

Change-Id: Iae12444efba33e2d37b5d7beb1620e859abd84d7
Signed-off-by: Filip Tehlar <ftehlar@cisco.com>

1 files changed, 26 insertions, 22 deletions

diff --git a/resources/libraries/robot/ipv4.robot b/resources/libraries/robot/ipv4.robot
index b5f313df89..a5745a8ce0 100644
--- a/resources/libraries/robot/ipv4.robot
+++ b/resources/libraries/robot/ipv4.robot
@@ -13,31 +13,26 @@
 *** Settings ***
 | Resource | resources/libraries/robot/default.robot
 | Resource | resources/libraries/robot/counters.robot
-| Library | resources.libraries.python.IPv4Util
+| Library | resources.libraries.python.IPv4Util.IPv4Util
+| Library | resources.libraries.python.IPv4Setup.IPv4Setup
 | Library | resources.libraries.python.TrafficScriptExecutor
-| Variables | resources/libraries/python/IPv4NodeAddress.py
+| Variables | resources/libraries/python/IPv4NodeAddress.py | ${nodes}
 
 *** Keywords ***
 
 | Setup IPv4 adresses on all DUT nodes in topology
 | | [Documentation] | Setup IPv4 address on all DUTs in topology
 | | [Arguments] | ${nodes} | ${nodes_addr}
-| | DUT Nodes setup IPv4 addresses | ${nodes} | ${nodes_addr}
-
-| Interfaces needed for IPv4 testing are in "${state}" state
-| | Node "${nodes['DUT1']}" interface "${nodes['DUT1']['interfaces']['port1']['name']}" is in "${state}" state
-| | Node "${nodes['DUT1']}" interface "${nodes['DUT1']['interfaces']['port3']['name']}" is in "${state}" state
-| | Node "${nodes['DUT2']}" interface "${nodes['DUT2']['interfaces']['port1']['name']}" is in "${state}" state
-| | Node "${nodes['DUT2']}" interface "${nodes['DUT2']['interfaces']['port3']['name']}" is in "${state}" state
+| | VPP nodes setup ipv4 addresses | ${nodes} | ${nodes_addr}
 
 | Routes are set up for IPv4 testing
-| | ${gateway} = | Get IPv4 address of node "${nodes['DUT2']}" interface "${nodes['DUT2']['interfaces']['port3']['name']}"
-| | ${subnet} = | Get IPv4 subnet of node "${nodes['DUT2']}" interface "${nodes['DUT2']['interfaces']['port1']['name']}"
-| | ${prefix_length} = | Get IPv4 address prefix of node "${nodes['DUT2']}" interface "${nodes['DUT2']['interfaces']['port1']['name']}"
+| | ${gateway}= | Get IPv4 address of node "${nodes['DUT2']}" interface "${nodes['DUT2']['interfaces']['port3']['name']}" from "${nodes_ipv4_addr}"
+| | ${subnet} = | Get IPv4 subnet of node "${nodes['DUT2']}" interface "${nodes['DUT2']['interfaces']['port1']['name']}" from "${nodes_ipv4_addr}"
+| | ${prefix_length} = | Get IPv4 address prefix of node "${nodes['DUT2']}" interface "${nodes['DUT2']['interfaces']['port1']['name']}" from "${nodes_ipv4_addr}"
 | | Node "${nodes['DUT1']}" routes to IPv4 network "${subnet}" with prefix length "${prefix_length}" using interface "${nodes['DUT1']['interfaces']['port3']['name']}" via "${gateway}"
-| | ${gateway} = | Get IPv4 address of node "${nodes['DUT1']}" interface "${nodes['DUT1']['interfaces']['port3']['name']}"
-| | ${subnet} = | Get IPv4 subnet of node "${nodes['DUT1']}" interface "${nodes['DUT1']['interfaces']['port1']['name']}"
-| | ${prefix_length} = | Get IPv4 address prefix of node "${nodes['DUT1']}" interface "${nodes['DUT1']['interfaces']['port1']['name']}"
+| | ${gateway} = | Get IPv4 address of node "${nodes['DUT1']}" interface "${nodes['DUT1']['interfaces']['port3']['name']}" from "${nodes_ipv4_addr}"
+| | ${subnet} = | Get IPv4 subnet of node "${nodes['DUT1']}" interface "${nodes['DUT1']['interfaces']['port1']['name']}" from "${nodes_ipv4_addr}"
+| | ${prefix_length} = | Get IPv4 address prefix of node "${nodes['DUT1']}" interface "${nodes['DUT1']['interfaces']['port1']['name']}" from "${nodes_ipv4_addr}"
 | | Node "${nodes['DUT2']}" routes to IPv4 network "${subnet}" with prefix length "${prefix_length}" using interface "${nodes['DUT2']['interfaces']['port3']['name']}" via "${gateway}"
 
 | Setup DUT nodes for IPv4 testing
@@ -47,22 +42,31 @@
 | | Routes are set up for IPv4 testing
 
 | Setup nodes for IPv4 testing
-| | Interfaces needed for IPv4 testing are in "up" state
 | | Setup IPv4 adresses on all DUT nodes in topology | ${nodes} | ${nodes_ipv4_addr}
-| | Setup ARP on all DUTs | ${nodes}
+| | Setup ARP on all DUTs | ${nodes} | ${nodes_ipv4_addr}
 | | Routes are set up for IPv4 testing
 
 | TG interface "${tg_port}" can route to node "${node}" interface "${port}" "${hops}" hops away using IPv4
 | | Node "${nodes['TG']}" interface "${tg_port}" can route to node "${node}" interface "${port}" "${hops}" hops away using IPv4
 
 | Node "${from_node}" interface "${from_port}" can route to node "${to_node}" interface "${to_port}" "${hops}" hops away using IPv4
-| | After ping is sent in topology "${nodes}" from node "${from_node}" interface "${from_port}" with destination IPv4 address of node "${to_node}" interface "${to_port}" a ping response arrives and TTL is decreased by "${hops}"
+| | ${src_ip}= | Get IPv4 address of node "${from_node}" interface "${from_port}" from "${nodes_ipv4_addr}"
+| | ${dst_ip}= | Get IPv4 address of node "${to_node}" interface "${to_port}" from "${nodes_ipv4_addr}"
+| | ${src_mac}= | Get interface mac | ${from_node} | ${from_port}
+| | ${dst_mac}= | Get interface mac | ${to_node} | ${to_port}
+| | ${is_dst_tg}= | Is TG node | ${to_node}
+| | ${adj_node} | ${adj_int}= | Get adjacent node and interface | ${nodes} | ${from_node} | ${from_port}
+| | ${args}= | Traffic Script Gen Arg | ${to_port} | ${from_port} | ${src_mac}
+| |          | ...                    | ${dst_mac} | ${src_ip} | ${dst_ip}
+| | ${args}= | Catenate | ${args} | --hops ${hops} | --first_hop_mac ${adj_int['mac_address']}
+| |          | ...      | --is_dst_defined ${is_dst_tg}
+| | Run Traffic Script On Node | ipv4_ping_ttl_check.py | ${from_node} | ${args}
 
 | Ipv4 icmp echo sweep
 | | [Documentation] | Type of the src_node must be TG and dst_node must be DUT
 | | [Arguments] | ${src_node} | ${dst_node} | ${src_port} | ${dst_port}
-| | ${src_ip}= | Get IPv4 address of node "${src_node}" interface "${src_port}"
-| | ${dst_ip}= | Get IPv4 address of node "${dst_node}" interface "${dst_port}"
+| | ${src_ip}= | Get IPv4 address of node "${src_node}" interface "${src_port}" from "${nodes_ipv4_addr}"
+| | ${dst_ip}= | Get IPv4 address of node "${dst_node}" interface "${dst_port}" from "${nodes_ipv4_addr}"
 | | ${src_mac}= | Get Interface Mac | ${src_node} | ${src_port}
 | | ${dst_mac}= | Get Interface Mac | ${dst_node} | ${dst_port}
 | | ${args}= | Traffic Script Gen Arg | ${src_port} | ${src_port} | ${src_mac}
@@ -78,8 +82,8 @@
 | | ${link_name}= | Get first active connecting link between node "${tg_node}" and "${vpp_node}"
 | | ${src_if}= | Get interface by link name | ${tg_node} | ${link_name}
 | | ${dst_if}= | Get interface by link name | ${vpp_node} | ${link_name}
-| | ${src_ip}= | Get IPv4 address of node "${tg_node}" interface "${src_if}"
-| | ${dst_ip}= | Get IPv4 address of node "${vpp_node}" interface "${dst_if}"
+| | ${src_ip}= | Get IPv4 address of node "${tg_node}" interface "${src_if}" from "${nodes_ipv4_addr}"
+| | ${dst_ip}= | Get IPv4 address of node "${vpp_node}" interface "${dst_if}" from "${nodes_ipv4_addr}"
 | | ${src_mac}= | Get node link mac | ${tg_node} | ${link_name}
 | | ${dst_mac}= | Get node link mac | ${vpp_node} | ${link_name}
 | | ${args}= | Traffic Script Gen Arg | ${src_if} | ${src_if} | ${src_mac}