1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
|
# 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 ***
| Library | resources.libraries.python.topology.Topology
| Library | resources.libraries.python.NodePath
| Library | resources.libraries.python.InterfaceUtil
| Library | resources.libraries.python.TrafficGenerator
| Library | resources.libraries.python.TrafficGenerator.TGDropRateSearchImpl
| Resource | resources/libraries/robot/default.robot
| Resource | resources/libraries/robot/interfaces.robot
| Resource | resources/libraries/robot/counters.robot
| Resource | resources/libraries/robot/bridge_domain.robot
| Resource | resources/libraries/robot/l2_xconnect.robot
| Resource | resources/libraries/robot/ipv4.robot
| Resource | resources/libraries/robot/ipv6.robot
| Documentation | Performance suite keywords
*** Keywords ***
| Setup performance rate Variables
| | [Documentation] | Setup performance rates as Suite Variables
| | ...
| | ... | _NOTE:_ This KW sets following suite variables:
| | ... | - ${10Ge_linerate_pps_64B} - Maximum number of packet per second
| | ... | for 10GE with 64B L2 Frame.
| | ... | - ${10Ge_linerate_pps_68B} - Maximum number of packet per second
| | ... | for 10GE with 68B L2 Frame.
| | ... | - ${10Ge_linerate_pps_78B} - Maximum number of packet per second
| | ... | for 10GE with 78B L2 Frame.
| | ... | - ${10Ge_linerate_pps_1518B} - Maximum number of packet per second
| | ... | for 10GE with 1518B L2 Frame.
| | ... | - ${10Ge_linerate_pps_1522B} - Maximum number of packet per second
| | ... | for 10GE with 1522B L2 Frame.
| | ... | - ${10Ge_linerate_pps_9000B} - Maximum number of packet per second
| | ... | for 10GE with 9000B L2 Frame.
| | ... | - ${10Ge_linerate_pps_9004B} - Maximum number of packet per second
| | ... | for 10GE with 9004B L2 Frame.
| | ...
| | ${10Ge_linerate_pps_64B}= | Set Variable | 14880952
| | ${10Ge_linerate_pps_68B}= | Set Variable | 14204545
| | ${10Ge_linerate_pps_78B}= | Set Variable | 12755102
| | ${10Ge_linerate_pps_1518B}= | Set Variable | 812743
| | ${10Ge_linerate_pps_1522B}= | Set Variable | 810635
| | ${10Ge_linerate_pps_9000B}= | Set Variable | 138580
| | ${10Ge_linerate_pps_9004B}= | Set Variable | 138519
| | Set Suite Variable | ${10Ge_linerate_pps_64B}
| | Set Suite Variable | ${10Ge_linerate_pps_68B}
| | Set Suite Variable | ${10Ge_linerate_pps_78B}
| | Set Suite Variable | ${10Ge_linerate_pps_1518B}
| | Set Suite Variable | ${10Ge_linerate_pps_1522B}
| | Set Suite Variable | ${10Ge_linerate_pps_9000B}
| | Set Suite Variable | ${10Ge_linerate_pps_9004B}
| 3-node circular Topology Variables Setup
| | Append Nodes | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['DUT2']}
| | ... | ${nodes['TG']}
| | Compute Path
| | ${tg_if1} | ${tg}= | Next Interface
| | ${dut1_if1} | ${dut1}= | Next Interface
| | ${dut1_if2} | ${dut1}= | Next Interface
| | ${dut2_if1} | ${dut2}= | Next Interface
| | ${dut2_if2} | ${dut2}= | Next Interface
| | ${tg_if2} | ${tg}= | Next Interface
| | Set Suite Variable | ${tg}
| | Set Suite Variable | ${tg_if1}
| | Set Suite Variable | ${tg_if2}
| | Set Suite Variable | ${dut1}
| | Set Suite Variable | ${dut1_if1}
| | Set Suite Variable | ${dut1_if2}
| | Set Suite Variable | ${dut2}
| | Set Suite Variable | ${dut2_if1}
| | Set Suite Variable | ${dut2_if2}
| 3-node circular Topology Variables Setup with DUT interface model
| | [Documentation] | Find a path between TG-DUT1-DUT2-TG based on interface
| | ... | model provided as an argument. Set suite variables
| | ... | tg, tg_if1, tg_if2, dut1, dut1_if1, dut1_if2,
| | ... | dut2, dut2_if1, dut2_if2
| | [Arguments] | ${iface_model}
| | ${iface_model_list}= | Create list | ${iface_model}
| | Append Node | ${nodes['TG']}
| | Append Node | ${nodes['DUT1']} | filter_list=${iface_model_list}
| | Append Node | ${nodes['DUT2']} | filter_list=${iface_model_list}
| | Append Node | ${nodes['TG']}
| | Compute Path
| | ${tg_if1} | ${tg}= | Next Interface
| | ${dut1_if1} | ${dut1}= | Next Interface
| | ${dut1_if2} | ${dut1}= | Next Interface
| | ${dut2_if1} | ${dut2}= | Next Interface
| | ${dut2_if2} | ${dut2}= | Next Interface
| | ${tg_if2} | ${tg}= | Next Interface
| | Set Suite Variable | ${tg}
| | Set Suite Variable | ${tg_if1}
| | Set Suite Variable | ${tg_if2}
| | Set Suite Variable | ${dut1}
| | Set Suite Variable | ${dut1_if1}
| | Set Suite Variable | ${dut1_if2}
| | Set Suite Variable | ${dut2}
| | Set Suite Variable | ${dut2_if1}
| | Set Suite Variable | ${dut2_if2}
| VPP interfaces in path are up
| | [Documentation] | *Set UP state on VPP interfaces in path on nodes.*
| | ...
| | Set Interface State | ${dut1} | ${dut1_if1} | up
| | Set Interface State | ${dut1} | ${dut1_if2} | up
| | Set Interface State | ${dut2} | ${dut2_if1} | up
| | Set Interface State | ${dut2} | ${dut2_if2} | up
| | Vpp Node Interfaces Ready Wait | ${dut1}
| | Vpp Node Interfaces Ready Wait | ${dut2}
| IPv4 forwarding initialized in a 3-node circular topology
| | [Documentation] | Custom setup of IPv4 addresses on all DUT nodes and TG
| | Set Interface State | ${dut1} | ${dut1_if1} | up
| | Set Interface State | ${dut1} | ${dut1_if2} | up
| | Set Interface State | ${dut2} | ${dut2_if1} | up
| | Set Interface State | ${dut2} | ${dut2_if2} | up
| | ${tg1_if1_mac}= | Get Interface MAC | ${tg} | ${tg_if1}
| | ${tg1_if2_mac}= | Get Interface MAC | ${tg} | ${tg_if2}
| | ${dut1_if1_mac}= | Get Interface MAC | ${dut1} | ${dut1_if1}
| | ${dut1_if2_mac}= | Get Interface MAC | ${dut1} | ${dut1_if2}
| | ${dut2_if1_mac}= | Get Interface MAC | ${dut2} | ${dut1_if1}
| | ${dut2_if2_mac}= | Get Interface MAC | ${dut2} | ${dut1_if2}
| | dut1_v4.set_arp | ${dut1_if1} | 10.10.10.2 | ${tg1_if1_mac}
| | dut1_v4.set_arp | ${dut1_if2} | 1.1.1.2 | ${dut2_if1_mac}
| | dut2_v4.set_arp | ${dut2_if1} | 1.1.1.1 | ${dut1_if2_mac}
| | dut2_v4.set_arp | ${dut2_if2} | 20.20.20.2 | ${tg1_if2_mac}
| | dut1_v4.set_ip | ${dut1_if1} | 10.10.10.1 | 24
| | dut1_v4.set_ip | ${dut1_if2} | 1.1.1.1 | 30
| | dut2_v4.set_ip | ${dut2_if1} | 1.1.1.2 | 30
| | dut2_v4.set_ip | ${dut2_if2} | 20.20.20.1 | 24
| | dut1_v4.set_route | 20.20.20.0 | 24 | 1.1.1.2 | ${dut1_if2}
| | dut2_v4.set_route | 10.10.10.0 | 24 | 1.1.1.1 | ${dut2_if1}
| | All Vpp Interfaces Ready Wait | ${nodes}
| IPv6 forwarding initialized in a 3-node circular topology
| | [Documentation] | Custom setup of IPv6 topology on all DUT nodes
| | ${prefix}= | Set Variable | 64
| | ${tg1_if1_mac}= | Get Interface MAC | ${tg} | ${tg_if1}
| | ${tg1_if2_mac}= | Get Interface MAC | ${tg} | ${tg_if2}
| | ${dut1_if2_mac}= | Get Interface MAC | ${dut1} | ${dut1_if2}
| | ${dut2_if1_mac}= | Get Interface MAC | ${dut2} | ${dut1_if1}
| | VPP Set If IPv6 Addr | ${dut1} | ${dut1_if1} | 2001:1::1 | ${prefix}
| | VPP Set If IPv6 Addr | ${dut1} | ${dut1_if2} | 2001:3::1 | ${prefix}
| | VPP Set If IPv6 Addr | ${dut2} | ${dut2_if1} | 2001:3::2 | ${prefix}
| | VPP Set If IPv6 Addr | ${dut2} | ${dut2_if2} | 2001:2::1 | ${prefix}
| | Vpp nodes ra suppress link layer | ${nodes}
| | Vpp set IPv6 neighbor | ${dut1} | ${dut1_if1} | 2001:1::2
| | ... | ${tg1_if1_mac}
| | Vpp set IPv6 neighbor | ${dut2} | ${dut2_if2} | 2001:2::2
| | ... | ${tg1_if2_mac}
| | Vpp set IPv6 neighbor | ${dut1} | ${dut1_if2} | 2001:3::2
| | ... | ${dut2_if1_mac}
| | Vpp set IPv6 neighbor | ${dut2} | ${dut2_if1} | 2001:3::1
| | ... | ${dut1_if2_mac}
| | Vpp Route Add | ${dut1} | 2001:2::0 | ${prefix} | 2001:3::2 | ${dut1_if2}
| | Vpp Route Add | ${dut2} | 2001:1::0 | ${prefix} | 2001:3::1 | ${dut2_if1}
| L2 xconnect initialized in a 3-node circular topology
| | [Documentation] | Custom setup of L2 xconnect topology
| | L2 setup xconnect on DUT | ${dut1} | ${dut1_if1} | ${dut1_if2}
| | L2 setup xconnect on DUT | ${dut2} | ${dut2_if1} | ${dut2_if2}
| | All Vpp Interfaces Ready Wait | ${nodes}
| L2 bridge domain initialized in a 3-node circular topology
| | [Documentation] | Custom setup of L2 bridge topology
| | Vpp l2bd forwarding setup | ${dut1} | ${dut1_if1} | ${dut1_if2}
| | Vpp l2bd forwarding setup | ${dut2} | ${dut2_if1} | ${dut2_if2}
| | All Vpp Interfaces Ready Wait | ${nodes}
| 3-node Performance Suite Setup
| | [Arguments] | ${topology_type}
| | Setup default startup configuration of VPP on all DUTs
| | Update All Interface Data On All Nodes | ${nodes}
| | Setup performance rate Variables
| | 3-node circular Topology Variables Setup
| | Initialize traffic generator | ${tg} | ${tg_if1} | ${tg_if2}
| | ... | ${dut1} | ${dut1_if1} | ${dut1_if2}
| | ... | ${dut2} | ${dut2_if1} | ${dut2_if2}
| | ... | ${topology_type}
3-node Performance Suite Setup with DUT's NIC model
| | [Arguments] | ${topology_type} | ${nic_model}
| | Setup default startup configuration of VPP on all DUTs
| | Update All Interface Data On All Nodes | ${nodes}
| | Setup performance rate Variables
| | 3-node circular Topology Variables Setup with DUT interface model
| | ... | ${nic_model}
| | Initialize traffic generator | ${tg} | ${tg_if1} | ${tg_if2}
| | ... | ${dut1} | ${dut1_if1} | ${dut1_if2}
| | ... | ${dut2} | ${dut2_if1} | ${dut2_if2}
| | ... | ${topology_type}
| 3-node Performance Suite Teardown
| | Teardown traffic generator | ${tg}
| Find NDR using linear search and pps
| | [Documentation] | Find throughput by using RFC2544 linear search
| | [Arguments] | ${framesize} | ${start_rate} | ${step_rate}
| | ... | ${topology_type} | ${min_rate} | ${max_rate}
| | ${duration}= | Set Variable | 60
| | Set Duration | ${duration}
| | Set Search Rate Boundaries | ${max_rate} | ${min_rate}
| | Set Search Linear Step | ${step_rate}
| | Set Search Frame Size | ${framesize}
| | Set Search Rate Type pps
| | Linear Search | ${start_rate} | ${topology_type}
| | ${rate_per_stream}= | Verify Search Result
| | Display result of NDR search | ${rate_per_stream} | ${framesize} | 2
| | Traffic should pass with no loss | ${duration} | ${rate_per_stream}pps
| | ... | ${framesize} | ${topology_type}
| | ... | fail_on_loss=${False}
| Find NDR using binary search and pps
| | [Documentation] | Find throughput by using RFC2544 binary search
| | [Arguments] | ${framesize} | ${binary_min} | ${binary_max}
| | ... | ${topology_type} | ${min_rate} | ${max_rate} | ${threshold}
| | ${duration}= | Set Variable | 60
| | Set Duration | ${duration}
| | Set Search Rate Boundaries | ${max_rate} | ${min_rate}
| | Set Search Frame Size | ${framesize}
| | Set Search Rate Type pps
| | Set Binary Convergence Threshold | ${threshold}
| | Binary Search | ${binary_min} | ${binary_max} | ${topology_type}
| | ${rate_per_stream}= | Verify Search Result
| | Display result of NDR search | ${rate_per_stream} | ${framesize} | 2
| | Traffic should pass with no loss | ${duration} | ${rate_per_stream}pps
| | ... | ${framesize} | ${topology_type}
| | ... | fail_on_loss=${False}
| Find NDR using combined search and pps
| | [Documentation] | Find throughput by using RFC2544 combined search
| | ... | (linear + binary)
| | [Arguments] | ${framesize} | ${start_rate} | ${step_rate}
| | ... | ${topology_type} | ${min_rate} | ${max_rate} | ${threshold}
| | ${duration}= | Set Variable | 60
| | Set Duration | ${duration}
| | Set Search Rate Boundaries | ${max_rate} | ${min_rate}
| | Set Search Linear Step | ${step_rate}
| | Set Search Frame Size | ${framesize}
| | Set Search Rate Type pps
| | Set Binary Convergence Threshold | ${threshold}
| | Combined Search | ${start_rate} | ${topology_type}
| | ${rate_per_stream}= | Verify Search Result
| | Display result of NDR search | ${rate_per_stream} | ${framesize} | 2
| | Traffic should pass with no loss | ${duration} | ${rate_per_stream}pps
| | ... | ${framesize} | ${topology_type}
| | ... | fail_on_loss=${False}
| Display result of NDR search
| | [Documentation] | Display result of NDR search in packet per seconds (total
| | ... | and per stream) and Gbps
| | [Arguments] | ${rate_per_stream} | ${framesize} | ${nr_streams}
| | ${rate_total}= | Evaluate | ${rate_per_stream}*${nr_streams}
| | ${bandwidth_total}= | Evaluate | ${rate_total}*(${framesize}+20)*8/(10**9)
| | Set Test Message | FINAL_RATE: ${rate_total} pps
| | Set Test Message | (${nr_streams}x ${rate_per_stream} pps) | append=yes
| | Set Test Message | FINAL_BANDWIDTH: ${bandwidth_total} Gbps | append=yes
| Traffic should pass with no loss
| | [Arguments] | ${duration} | ${rate} | ${framesize} | ${topology_type}
| | ... | ${fail_on_loss}=${True}
| | Clear and show runtime counters with running traffic | ${duration}
| | ... | ${rate} | ${framesize} | ${topology_type}
| | Clear all counters on all DUTs
| | Send traffic on tg | ${duration} | ${rate} | ${framesize}
| | ... | ${topology_type} | warmup_time=0
| | Show statistics on all DUTs
| | Run Keyword If | ${fail_on_loss} | No traffic loss occurred
| Clear and show runtime counters with running traffic
| | [Arguments] | ${duration} | ${rate} | ${framesize} | ${topology_type}
| | Send traffic on tg | -1 | ${rate} | ${framesize}
| | ... | ${topology_type} | warmup_time=0 | async_call=True
| | Clear runtime counters on all DUTs
| | Sleep | ${duration}
| | Show runtime counters on all DUTs
| | Stop traffic on tg
|
