X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=resources%2Flibraries%2Frobot%2Fip%2Fnat.robot;h=202ade34a5bfa21a71504b4cf5f76d8866598d7f;hp=bb44fa1a1866bf4cc9f5b5c3beee7bee92df1937;hb=b26fe6de7965f6621b54a80a938f82afe95aa585;hpb=d68951ac245150eeefa6e0f4156e4c1b5c9e9325

diff --git a/resources/libraries/robot/ip/nat.robot b/resources/libraries/robot/ip/nat.robot
index bb44fa1a18..202ade34a5 100644
--- a/resources/libraries/robot/ip/nat.robot
+++ b/resources/libraries/robot/ip/nat.robot
@@ -1,4 +1,4 @@
-# Copyright (c) 2019 Cisco and/or its affiliates.
+# Copyright (c) 2021 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:
@@ -33,11 +33,176 @@
 | | [Arguments] | ${node} | ${int_in} | ${int_out}
 | |
 | | ${int_in_name}= | Set variable | ${node['interfaces']['${int_in}']['name']}
-| | ${int_out_name}= | Set variable | ${node['interfaces']['${int_out}']['name']}
+| | ${int_out_name}= | Set variable
+| | ... | ${node['interfaces']['${int_out}']['name']}
 | | Set NAT44 Interfaces | ${node} | ${int_in_name} | ${int_out_name}
 
+| Initialize NAT44 endpoint-dependent mode in circular topology
+| | [Documentation] | Initialization of NAT44 endpoint-dependent mode on DUT1
+| |
+| | ... | This keyword also sets a test variable \${resetter}
+| | ... | to hold a callable which resets VPP state.
+| | ... | Keywords performing search will call it to get consistent trials.
+| | ... | Tests which do not wish to reset NAT state should use ramp-up,
+| | ... | so the resetter is not set if \${ramp_up_duration} variable
+| | ... | is (defined and) nonzero.
+| |
+| | ... | *Test variables read:*
+| | ... | - n_sessions - Expected number of opened sessions.
+| |
+| | ${max_sessions}= | Compute Max Translations Per Thread
+| | ... | ${n_sessions} | ${thr_count_int}
+| | Enable NAT44 Plugin | ${dut1} | mode=${nat_mode} | sessions=${max_sessions}
+| | Configure inside and outside interfaces
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | ${DUT1_${int}2}[0]
+| | ${resetter} = | Set NAT44 Address Range
+| | ... | ${dut1} | ${out_net} | ${out_net_end}
+| | ${ramp_up_rate} = | Get Ramp Up Rate
+| | Return From Keyword If | ${ramp_up_rate}
+| | Set Test Variable | \${resetter}
+
+# TODO: Remove when 'ip4.Initialize IPv4 forwarding in circular topology' KW
+# adapted to use IP values from variables
+| Initialize IPv4 forwarding for NAT44 in circular topology
+| | [Documentation]
+| | ... | Set IPv4 forwarding for NAT44:
+| | ... | - set interfaces up
+| | ... | - set IP addresses
+| | ... | - set ARP
+| | ... | - create routes
+| |
+| | ${status} | ${value}= | Run Keyword And Ignore Error
+| | ... | Variable Should Exist | ${dut2}
+| | ${dut2_status}= | Set Variable If | '${status}' == 'PASS' | ${True}
+| | ... | ${False}
+| |
+| | Set interfaces in path up
+| |
+| | VPP Interface Set IP Address
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | ${dut1_if1_ip4} | ${dut1_if1_mask}
+| | VPP Interface Set IP Address
+| | ... | ${dut1} | ${DUT1_${int}2}[0] | ${dut1_if2_ip4} | ${dut1_if2_mask}
+| | Run Keyword If | ${dut2_status}
+| | ... | VPP Interface Set IP Address
+| | ... | ${dut2} | ${DUT2_${int}1}[0] | ${dut2_if1_ip4} | ${dut2_if1_mask}
+| | Run Keyword If | ${dut2_status}
+| | ... | VPP Interface Set IP Address
+| | ... | ${dut2} | ${DUT2_${int}2}[0] | ${dut2_if2_ip4} | ${dut2_if2_mask}
+| |
+| | VPP Add IP Neighbor
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | ${tg_if1_ip4} | ${TG_pf1_mac}[0]
+| | Run Keyword If |  ${dut2_status}
+| | ... | VPP Add IP Neighbor
+| | ... | ${dut1} | ${DUT1_${int}2}[0] | ${dut2_if1_ip4}
+| | ... | ${DUT2_${int}1_mac}[0]
+| | ... | ELSE | VPP Add IP Neighbor
+| | ... | ${dut1} | ${DUT1_${int}2}[0] | ${tg_if2_ip4} | ${TG_pf2_mac}[0]
+| | Run Keyword If |  ${dut2_status}
+| | ... | VPP Add IP Neighbor
+| | ... | ${dut2} | ${DUT2_${int}1}[0] | ${dut1_if1_ip4}
+| | ... | ${DUT1_${int}2_mac}[0]
+| | Run Keyword If |  ${dut2_status}
+| | ... | VPP Add IP Neighbor
+| | ... | ${dut2} | ${DUT2_${int}2}[0] | ${tg_if2_ip4}| ${TG_pf2_mac}[0]
+| |
+| | Vpp Route Add
+| | ... | ${dut1} | ${in_net} | ${in_mask} | gateway=${tg_if1_ip4}
+| | ... | interface=${DUT1_${int}1}[0]
+| | Run Keyword If | ${dut2_status}
+| | ... | Vpp Route Add
+| | ... | ${dut1} | ${dest_net} | ${dest_mask} | gateway=${dut2_if1_ip4}
+| | ... | interface=${DUT1_${int}2}[0]
+| | ... | ELSE | Vpp Route Add
+| | ... | ${dut1} | ${dest_net} | ${dest_mask} | gateway=${tg_if2_ip4}
+| | ... | interface=${DUT1_${int}2}[0]
+| | Run Keyword If | ${dut2_status}
+| | ... | Vpp Route Add
+| | ... | ${dut2} | ${dest_net} | ${dest_mask} | gateway=${tg_if2_ip4}
+| | ... | interface=${DUT2_${int}2}[0]
+| | Run Keyword If | ${dut2_status}
+| | ... | Vpp Route Add
+| | ... | ${dut2} | ${out_net} | ${out_mask} | gateway=${dut1_if2_ip4}
+| | ... | interface=${DUT2_${int}1}[0]
+
+| Verify NAT44 TCP sessions number on DUT1 node
+| | [Documentation] | Verify that all required NAT44 TCP sessions are
+| | ... | established on DUT1 node.
+| |
+| | Verify NAT44 sessions number | ${nodes['DUT1']} | ${n_sessions} | TCP
+
+| Verify NAT44 UDP sessions number on DUT1 node
+| | [Documentation] | Verify that all required NAT44 UDP sessions are
+| | ... | established on DUT1 node.
+| |
+| | Verify NAT44 sessions number | ${nodes['DUT1']} | ${n_sessions} | UDP
+
+| Verify NAT44 sessions number
+| | [Documentation] | Verify that all required NAT44 sessions of required
+| | ... | protocol are established.
+| |
+| | ... | *Arguments:*
+| | ... | - node - DUT node. Type: dictionary
+| | ... | - exp_n_sessions - Expected number of NAT44 sessions. Type: integer
+| | ... | - proto - Required protocol. Type: string
+| |
+| | ... | *Example:*
+| |
+| | ... | \| Verify NAT44 sessions number \| ${nodes['DUT1']} \| ${64512} \
+| | ... | \| UDP \|
+| |
+| | [Arguments] | ${node} | ${exp_n_sessions} | ${proto}
+| |
+| | ${nat44_sessions}= | Get NAT44 Sessions Number | ${node} | ${proto}
+| | Should Be Equal As Integers | ${nat44_sessions} | ${exp_n_sessions}
+| | ... | Not all NAT44 ${proto} sessions have been established
+
+# DET44 - NAT44 deterministic
+| Enable DET44 plugin on DUT
+| | [Documentation] | Enable DET44 plugin on DUT.
+| |
+| | ... | *Arguments:*
+| | ... | - node - DUT node to enablr DET44 on.
+| | ... | Type: dictionary
+| | ... | - inside_vrf - Inside VRF ID; default value: 0.
+| | ... | Type: string or integer
+| | ... | - outside_vrf - Outside VRF ID; default value: 0.
+| | ... | Type: string or integer
+| |
+| | ... | *Example:*
+| |
+| | ... | \| Enable DET44 plugin on all DUTs \|
+| |
+| | [Arguments] | ${node} | ${inside_vrf}=${0} | ${outside_vrf}=${0}
+| |
+| | Enable DET44 Plugin
+| | ... | ${node} | inside_vrf=${inside_vrf} | outside_vrf=${outside_vrf}
+
+| Configure DET44 interfaces
+| | [Documentation] | Configure inside and outside interfaces for DET44.
+| |
+| | ... | *Arguments:*
+| | ... | - node - DUT node to set DET44 interfaces on. Type: dictionary
+| | ... | - int_in - Inside interface key. Type: string
+| | ... | - int_out - Outside interface key. Type: string
+| |
+| | ... | *Example:*
+| |
+| | ... | \| Configure DET44 interfaces \| ${nodes['DUT1']} \| port5 \| port6 \|
+| |
+| | [Arguments] | ${node} | ${int_in} | ${int_out}
+| |
+| | Set DET44 Interface | ${dut1} | ${int_in} | is_inside=${True}
+| | Set DET44 Interface | ${dut1} | ${int_out} | is_inside=${False}
+
 | Configure deterministic mode for NAT44
-| | [Documentation] | Set deterministic behaviour of NAT44.
+| | [Documentation] | Set deterministic behaviour of NAT44 (DET44).
+| |
+| | ... | This keyword also sets a test variable \${resetter}
+| | ... | to hold a callable which resets VPP state.
+| | ... | Keywords performing search will call it to get consistent trials.
+| | ... | Tests which do not wish to reset NAT state should use ramp-up,
+| | ... | so the resetter is not set if \${ramp_up_duration} variable
+| | ... | is (defined and) nonzero.
 | |
 | | ... | *Arguments:*
 | | ... | - node - DUT node to set deterministic mode for NAT44 on.
@@ -54,74 +219,55 @@
 | |
 | | [Arguments] | ${node} | ${ip_in} | ${subnet_in} | ${ip_out} | ${subnet_out}
 | |
-| | Set NAT44 deterministic | ${node} | ${ip_in} | ${subnet_in} | ${ip_out}
-| | ... | ${subnet_out}
+| | ${resetter} = | Set DET44 Mapping
+| | ... | ${node} | ${ip_in} | ${subnet_in} | ${ip_out} | ${subnet_out}
+| | ${ramp_up_rate} = | Get Ramp Up Rate
+| | Return From Keyword If | ${ramp_up_rate}
+| | Set Test Variable | \${resetter}
+
+| Initialize NAT44 deterministic mode in circular topology
+| | [Documentation] | Initialization of NAT44 deterministic mode (DET44)
+| | ... | on DUT1 node.
+| |
+| | Enable DET44 plugin on DUT | ${dut1}
+| | Configure DET44 interfaces
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | ${DUT1_${int}2}[0]
+| | Configure deterministic mode for NAT44
+| | ... | ${dut1} | ${in_net} | ${in_mask} | ${out_net} | ${out_mask}
 
-| Show NAT verbose
-| | [Documentation] | Get the NAT settings on the node.
+| Show DET44 verbose
+| | [Documentation] | Get DET44 settings on the node.
 | |
 | | ... | *Arguments:*
 | | ... | - node - DUT node to show NAT. Type: dictionary
 | |
 | | ... | *Example:*
 | |
-| | ... | \| Show NAT verbose \| ${nodes['DUT1']} \|
+| | ... | \| Show DET44 verbose \| ${nodes['DUT1']} \|
 | |
 | | [Arguments] | ${node}
 | |
-| | Show NAT | ${node}
+| | Show DET44 | ${node}
 
-| Initialize NAT44 in circular topology
-| | [Documentation] | Initialization of 2-node / 3-node topology with NAT44
-| | ... | between DUTs:
-| | ... | - set interfaces up
-| | ... | - set IP addresses
-| | ... | - set ARP
-| | ... | - create routes
-| | ... | - set NAT44 - only on DUT1
+| Verify DET44 sessions number on DUT1 node
+| | [Documentation] | Verify that all required DET44 sessions are established on
+| | ... | DUT1 node.
 | |
-| | ${dut2_status} | ${value}= | Run Keyword And Ignore Error
-| | ... | Variable Should Exist | ${dut2}
+| | Verify DET44 sessions number | ${nodes['DUT1']} | ${n_sessions}
+
+| Verify DET44 sessions number
+| | [Documentation] | Verify that all required DET44 sessions are established.
 | |
-| | Set interfaces in path up
+| | ... | *Arguments:*
+| | ... | - node - DUT node. Type: dictionary
+| | ... | - exp_n_sessions - Expected number of DET44 sessions. Type: integer
 | |
-| | VPP Interface Set IP Address | ${dut1} | ${dut1_if1} | 10.0.0.1 | 20
-| | Run Keyword If | '${dut2_status}' == 'PASS'
-| | ... | VPP Interface Set IP Address | ${dut1} | ${dut1_if2}
-| | ... | 11.0.0.1 | 20
-| | Run Keyword If | '${dut2_status}' == 'PASS'
-| | ... | VPP Interface Set IP Address | ${dut2} | ${dut2_if1}
-| | ... | 11.0.0.2 | 20
-| | ${dut}= | Run Keyword If | '${dut2_status}' == 'PASS'
-| | ... | Set Variable | ${dut2}
-| | ... | ELSE | Set Variable | ${dut1}
-| | ${dut_if2}= | Run Keyword If | '${dut2_status}' == 'PASS'
-| | ... | Set Variable | ${dut2_if2}
-| | ... | ELSE | Set Variable | ${dut1_if2}
-| | VPP Interface Set IP Address | ${dut} | ${dut_if2} | 12.0.0.1 | 20
-| |
-| | VPP Add IP Neighbor | ${dut1} | ${dut1_if1} | 10.0.0.2 | ${tg_if1_mac}
-| | Run Keyword If | '${dut2_status}' == 'PASS'
-| | ... | VPP Add IP Neighbor
-| | ... | ${dut1} | ${dut1_if2} | 11.0.0.2 | ${dut2_if1_mac}
-| | Run Keyword If | '${dut2_status}' == 'PASS'
-| | ... | VPP Add IP Neighbor
-| | ... | ${dut2} | ${dut2_if1} | 11.0.0.1 | ${dut1_if2_mac}
-| | VPP Add IP Neighbor | ${dut} | ${dut_if2} | 12.0.0.2 | ${tg_if2_mac}
-| |
-| | Vpp Route Add | ${dut1} | 20.0.0.0 | 18 | gateway=10.0.0.2
-| | ... | interface=${dut1_if1}
-| | Run Keyword If | '${dut2_status}' == 'PASS'
-| | ... | Vpp Route Add | ${dut1} | 12.0.0.2 | 32 | gateway=11.0.0.2
-| | ... | interface=${dut1_if2}
-| | Run Keyword If | '${dut2_status}' == 'PASS'
-| | ... | Vpp Route Add | ${dut2} | 12.0.0.0 | 24 | gateway=12.0.0.2
-| | ... | interface=${dut2_if2}
-| | Run Keyword If | '${dut2_status}' == 'PASS'
-| | ... | Vpp Route Add | ${dut2} | 200.0.0.0 | 30 | gateway=11.0.0.1
-| | ... | interface=${dut2_if1}
+| | ... | *Example:*
 | |
-| | Configure inside and outside interfaces
-| | ... | ${dut1} | ${dut1_if1} | ${dut1_if2}
-| | Configure deterministic mode for NAT44
-| | ... | ${dut1} | 20.0.0.0 | 18 | 200.0.0.0 | 30
+| | ... | \| Verify DET44 sessions number \| ${nodes['DUT1']} \| ${64512} \|
+| |
+| | [Arguments] | ${node} | ${exp_n_sessions}
+| |
+| | ${det44_sessions}= | Get DET44 Sessions Number | ${node}
+| | Should Be Equal As Integers | ${det44_sessions} | ${exp_n_sessions}
+| | ... | Not all DET44 sessions have been established