2 Documentation Resource for OpenFlow workflows. This library can be used for scalability and longevity tests.
5 Library RequestsLibrary
7 Library SwitchClasses/BaseSwitch.py
10 Resource CompareStream.robot
11 Resource MininetKeywords.robot
12 Resource KarafKeywords.robot
13 Resource ../variables/Variables.robot
23 Workflow Linear Topology
24 [Arguments] ${switches} ${sustain_time}=0
25 [Documentation] Workflow to bring a Linear topology of ${switches} switches, push flows, hold for ${sustain_time} seconds, delete flows and stop topology.
26 ... This KW returns workflow state (PASS/FAIL), error message and topology discover time.
27 # Define required variables
28 ${error_message}= Set Variable Test has completed
29 ${topology_discover_time}= Set Variable ${0}
30 ${controller_list}= Create List ${ODL_SYSTEM_IP}
31 ${flow_count}= Convert to Integer ${flow_count}
32 ${flows_ovs_25}= Evaluate ${flow_count} + ${switches}
33 ${flows_before}= CompareStream.Set_Variable_If_At_Least_Boron ${switches} ${0}
34 ${flows_after}= CompareStream.Set_Variable_If_At_Least_Boron ${flows_ovs_25} ${flow_count}
35 ${flows} ${notes} ScaleClient.Generate New Flow Details flows=${flow_count} switches=${switches} swspread=${swspread} tables=${tables}
36 ... tabspread=${tabspread}
39 Log To Console Starting mininet linear ${switches} switches
40 ${status} ${result} Run Keyword And Ignore Error MininetKeywords.Start Mininet Linear ${switches} mininet_timeout=${switches*4}
41 Return From Keyword If '${status}' == 'FAIL' ${status} Fail starting mininet ${topology_discover_time}
42 ${start_time}= DateTime.Get Current Date result_format=timestamp
43 Log To Console Verify controller is OK
44 ${status} ${result} Run Keyword And Ignore Error Utils.Verify Controller Is Not Dead ${ODL_SYSTEM_IP}
45 Return From Keyword If '${status}' == 'FAIL' ${status} Controller is dead ${topology_discover_time}
46 ${status} ${result} Run Keyword And Ignore Error Utils.Verify Controller Has No Null Pointer Exceptions ${ODL_SYSTEM_IP}
47 Return From Keyword If '${status}' == 'FAIL' ${status} Controller has NPE ${topology_discover_time}
48 Log To Console Checking ${switches} switches
49 ${status} ${result} Run Keyword And Ignore Error Wait Until Keyword Succeeds ${switches*2} 2s FlowLib.Check Switches In Inventory
51 Return From Keyword If '${status}' == 'FAIL' ${status} Fail checking switch ${topology_discover_time}
52 Log To Console Add table miss flows
53 ${status} ${result} Run Keyword And Ignore Error FlowLib.Add Table Miss Flows ${switches}
54 Return From Keyword If '${status}' == 'FAIL' ${status} Fail adding table Miss flows ${topology_discover_time}
55 Log To Console Checking Table Miss Flows
56 ${status} ${result} Run Keyword And Ignore Error Wait Until Keyword Succeeds ${switches} 2s FlowLib.Check Table Miss Flows
58 Return From Keyword If '${status}' == 'FAIL' ${status} Fail checking table miss flows ${topology_discover_time}
59 Log To Console Checking Linear Topology
60 ${status} ${result} Run Keyword And Ignore Error Wait Until Keyword Succeeds ${switches} 2s FlowLib.Check Linear Topology
62 Return From Keyword If '${status}' == 'FAIL' ${status} Fail checking topology ${topology_discover_time}
63 ${end_time}= DateTime.Get Current Date result_format=timestamp
64 ${topology_discover_time}= DateTime.Subtract Date From Date ${end_time} ${start_time}
65 Log To Console Topology Discovery Time = ${topology_discover_time} seconds
66 Log To Console Adding ${flow_count} flows
67 ${status} ${result} Run Keyword And Ignore Error ScaleClient.Configure Flows flow_details=${flows} controllers=${controller_list} nrthreads=${nrthreads}
68 Return From Keyword If '${status}' == 'FAIL' ${status} Fail configuring flows ${topology_discover_time}
69 Log To Console Checking ${flow_count} flows in Mininet
70 ${status} ${result} Run Keyword And Ignore Error MininetKeywords.Verify Aggregate Flow From Mininet Session ${mininet_conn_id} ${flows_after} ${switches}
71 Return From Keyword If '${status}' == 'FAIL' ${status} Fail checking flows in mininet ${topology_discover_time}
72 Log To Console Checking ${flow_count} flows in Operational DS
73 ${status} ${result} Run Keyword And Ignore Error Wait Until Keyword Succeeds ${switches*4} 2s FlowLib.Check Flows Operational Datastore
75 Return From Keyword If '${status}' == 'FAIL' ${status} Fail checking flows in operational DS ${topology_discover_time}
76 Log To Console Sleep for ${sustain_time} seconds
78 Log To Console Deleting ${flow_count} flows
79 ${status} ${result} Run Keyword And Ignore Error ScaleClient.Deconfigure Flows flow_details=${flows} controllers=${controller_list} nrthreads=${nrthreads}
80 Return From Keyword If '${status}' == 'FAIL' ${status} Fail deconfiguring flows ${topology_discover_time}
81 Log To Console Checking no flows in Mininet
82 ${status} ${result} Run Keyword And Ignore Error MininetKeywords.Verify Aggregate Flow From Mininet Session ${mininet_conn_id} ${flows_before} ${switches}
83 Return From Keyword If '${status}' == 'FAIL' ${status} Fail checking no flows in mininet ${topology_discover_time}
84 Log To Console Checking no flows in Operational DS
85 ${status} ${result} Run Keyword And Ignore Error Wait Until Keyword Succeeds ${switches*4} 2s FlowLib.Check Flows Operational Datastore
87 Return From Keyword If '${status}' == 'FAIL' ${status} Fail checking no flows in operational DS ${topology_discover_time}
88 Log To Console Stopping Mininet
89 ${status} ${result} Run Keyword And Ignore Error MininetKeywords.Stop Mininet And Exit
90 Return From Keyword If '${status}' == 'FAIL' ${status} Fail stopping mininet ${topology_discover_time}
91 Log To Console Checking No Switches
92 ${status} ${result} Run Keyword And Ignore Error Wait Until Keyword Succeeds 10s 2s FlowLib.Check No Switches In Inventory
94 Return From Keyword If '${status}' == 'FAIL' ${status} Fail checking no switch ${topology_discover_time}
95 Log To Console Checking No Topology
96 ${status} ${result} Run Keyword And Ignore Error Wait Until Keyword Succeeds 10s 2s FlowLib.Check No Switches In Topology
98 Return From Keyword If '${status}' == 'FAIL' ${status} Fail checking no topology ${topology_discover_time}
99 [Return] PASS ${error_message} ${topology_discover_time}
101 Workflow Full Mesh Topology
102 [Arguments] ${switches} ${sustain_time}=0
103 [Documentation] Workflow to bring a Full mesh topology of ${switches} switches, push some flows, delete flows and stop topology.
104 ... This KW returns workflow state (PASS/FAIL), error message and topology discover time.
105 # Define required variables
106 ${error_message}= Set Variable Test has completed
107 ${topology_discover_time}= Set Variable ${0}
108 ${mininet_timeout}= Evaluate ${switches} * ${switches}
109 ${links}= Evaluate ${switches} * ${switches-1}
110 ${controller_list}= Create List ${ODL_SYSTEM_IP}
111 ${flow_count}= Convert to Integer ${flow_count}
112 ${flows_ovs_25}= Evaluate ${flow_count} + ${switches}
113 ${flows_before}= CompareStream.Set_Variable_If_At_Least_Boron ${switches} ${0}
114 ${flows_after}= CompareStream.Set_Variable_If_At_Least_Boron ${flows_ovs_25} ${flow_count}
115 ${flows} ${notes} ScaleClient.Generate New Flow Details flows=${flow_count} switches=${switches} swspread=${swspread} tables=${tables}
116 ... tabspread=${tabspread}
119 Log To Console Start a mininet full mesh ${switches} switches
120 ${status} ${result} Run Keyword And Ignore Error MininetKeywords.Start Mininet Full Mesh ${switches} mininet_timeout=${mininet_timeout}
121 Return From Keyword If '${status}' == 'FAIL' ${status} Fail starting mininet ${topology_discover_time}
122 ${start_time}= DateTime.Get Current Date result_format=timestamp
123 Log To Console Verify controller is OK
124 ${status} ${result} Run Keyword And Ignore Error Utils.Verify Controller Is Not Dead ${ODL_SYSTEM_IP}
125 Return From Keyword If '${status}' == 'FAIL' ${status} Controller is dead ${topology_discover_time}
126 ${status} ${result} Run Keyword And Ignore Error Utils.Verify Controller Has No Null Pointer Exceptions ${ODL_SYSTEM_IP}
127 Return From Keyword If '${status}' == 'FAIL' ${status} Controller has NPE ${topology_discover_time}
128 Log To Console Checking ${switches} switches
129 ${status} ${result} Run Keyword And Ignore Error Wait Until Keyword Succeeds 10s 2s FlowLib.Check Switches In Inventory
131 Return From Keyword If '${status}' == 'FAIL' ${status} Fail checking switch ${topology_discover_time}
132 Log To Console Check number of links in inventory is ${links}
133 ${status} ${result} Run Keyword And Ignore Error Wait Until Keyword Succeeds 10s 2s FlowLib.Check Number Of Links
135 Return From Keyword If '${status}' == 'FAIL' ${status} Fail checking topology ${topology_discover_time}
136 ${end_time}= DateTime.Get Current Date result_format=timestamp
137 ${topology_discover_time}= DateTime.Subtract Date From Date ${end_time} ${start_time}
138 Log To Console Topology Discovery Time = ${topology_discover_time} seconds
139 Log To Console Adding ${flow_count} flows
140 ${status} ${result} Run Keyword And Ignore Error ScaleClient.Configure Flows flow_details=${flows} controllers=${controller_list} nrthreads=${nrthreads}
141 Return From Keyword If '${status}' == 'FAIL' ${status} Fail configuring flows ${topology_discover_time}
142 Log To Console Checking ${flow_count} flows in Mininet
143 ${status} ${result} Run Keyword And Ignore Error MininetKeywords.Verify Aggregate Flow From Mininet Session ${mininet_conn_id} ${flows_after} ${switches}
144 Return From Keyword If '${status}' == 'FAIL' ${status} Fail checking flows in mininet ${topology_discover_time}
145 Log To Console Checking ${flow_count} flows in Operational DS
146 ${status} ${result} Run Keyword And Ignore Error Wait Until Keyword Succeeds ${switches*4} 2s FlowLib.Check Flows Operational Datastore
148 Return From Keyword If '${status}' == 'FAIL' ${status} Fail checking flows in operational DS ${topology_discover_time}
149 Log To Console Sleep for ${sustain_time} seconds
150 Sleep ${sustain_time}
151 Log To Console Deleting ${flow_count} flows
152 ${status} ${result} Run Keyword And Ignore Error ScaleClient.Deconfigure Flows flow_details=${flows} controllers=${controller_list} nrthreads=${nrthreads}
153 Return From Keyword If '${status}' == 'FAIL' ${status} Fail deconfiguring flows ${topology_discover_time}
154 Log To Console Checking no flows in Mininet
155 ${status} ${result} Run Keyword And Ignore Error MininetKeywords.Verify Aggregate Flow From Mininet Session ${mininet_conn_id} ${flows_before} ${switches}
156 Return From Keyword If '${status}' == 'FAIL' ${status} Fail checking no flows in mininet ${topology_discover_time}
157 Log To Console Checking no flows in Operational DS
158 ${status} ${result} Run Keyword And Ignore Error Wait Until Keyword Succeeds ${switches*4} 2s FlowLib.Check Flows Operational Datastore
160 Return From Keyword If '${status}' == 'FAIL' ${status} Fail checking no flows in operational DS ${topology_discover_time}
161 Log To Console Stopping Mininet
162 ${status} ${result} Run Keyword And Ignore Error MininetKeywords.Stop Mininet And Exit
163 Return From Keyword If '${status}' == 'FAIL' ${status} Fail stopping mininet ${topology_discover_time}
164 Log To Console Checking No Switches
165 ${status} ${result} Run Keyword And Ignore Error Wait Until Keyword Succeeds 10s 2s FlowLib.Check No Switches In Inventory
167 Return From Keyword If '${status}' == 'FAIL' ${status} Fail checking no switch ${topology_discover_time}
168 Log To Console Checking No Topology
169 ${status} ${result} Run Keyword And Ignore Error Wait Until Keyword Succeeds 10s 2s FlowLib.Check No Switches In Topology
171 Return From Keyword If '${status}' == 'FAIL' ${status} Fail checking no topology ${topology_discover_time}
172 [Return] PASS ${error_message} ${topology_discover_time}
175 RequestsLibrary.Create Session session http://${ODL_SYSTEM_IP}:${RESTCONFPORT} auth=${AUTH} headers=${HEADERS_XML}
176 Wait Until Keyword Succeeds 3x 1s KarafKeywords.Issue Command On Karaf Console log:set ERROR
179 [Documentation] Cleanup when workflow is interrupt
180 Run Keyword And Ignore Error RequestsLibrary.Delete Request session ${CONFIG_NODES_API}
181 Utils.Clean Mininet System
182 RequestsLibrary.Delete All Sessions