2 Documentation Test suite for 2Node Cluster HA with Bulk Flows - Cluster node convergance and Data consistency after leader and follower restart with one switch connected
3 Suite Setup ClusterManagement Setup
4 Suite Teardown Delete All Sessions
5 Resource ../../../libraries/BulkomaticKeywords.robot
6 Resource ../../../libraries/MininetKeywords.robot
7 Resource ../../../libraries/ClusterManagement.robot
8 Resource ../../../libraries/ClusterOpenFlow.robot
9 Resource ../../../libraries/Utils.robot
10 Variables ../../../variables/Variables.py
13 ${operation_timeout} 100s
14 ${restart_timeout} 350s
15 ${flow_count_per_switch} 1000
17 ${flow_count_after_add} 1000
18 ${flow_count_after_del} 0
19 ${orig_json_config_add} sal_add_bulk_flow_config.json
20 ${orig_json_config_get} sal_get_bulk_flow_config.json
21 ${orig_json_config_del} sal_del_bulk_flow_config.json
24 Check Shards Status and Initialize Variables
25 [Documentation] Check Status for all shards in OpenFlow application.
26 ClusterOpenFlow.Check OpenFlow Shards Status
27 ${temp_json_config_add} BulkomaticKeywords.Set DPN And Flow Count In Json Add ${orig_json_config_add} ${switch_count} ${flow_count_per_switch}
28 ${temp_json_config_get} BulkomaticKeywords.Set DPN And Flow Count In Json Get ${orig_json_config_get} ${switch_count} ${flow_count_after_add}
29 ${temp_json_config_del} BulkomaticKeywords.Set DPN And Flow Count In Json Del ${orig_json_config_del} ${switch_count} ${flow_count_per_switch}
30 Set Suite Variable ${temp_json_config_add}
31 Set Suite Variable ${temp_json_config_get}
32 Set Suite Variable ${temp_json_config_del}
34 Get Inventory Follower Before Cluster Restart
35 [Documentation] Find a follower in the inventory config shard
36 ${inventory_leader} ${inventory_followers} ClusterOpenFlow.Get InventoryConfig Shard Status
37 ${Inventory_Leader_List}= Create List ${Inventory_Leader}
38 ${Follower_Node_1}= Get From List ${Inventory_Followers} 0
39 Set Suite Variable ${Inventory_Followers}
40 Set Suite Variable ${Follower_Node_1}
41 Set Suite Variable ${Inventory_Leader}
42 Set Suite Variable ${Inventory_Leader_List}
44 Shutdown Leader From Cluster Node
45 [Documentation] Shutdown Leader Node and Start it Up.
46 ClusterManagement.Kill Single Member ${Inventory_Leader}
48 Check Shards Status After Leader Shutdown
49 [Documentation] Wait for node convergence and check status for all shards in OpenFlow application.
50 Wait Until Keyword Succeeds ${operation_timeout} 2s ClusterOpenFlow.Check OpenFlow Shards Status ${Inventory_Followers}
52 Start Mininet Connect To Follower Node1
53 [Documentation] Start mininet with connection to Follower Node1.
54 ${mininet_conn_id}= MininetKeywords.Start Mininet Single Controller ${TOOLS_SYSTEM_IP} ${ODL_SYSTEM_${Follower_Node_1}_IP}
55 Set Suite Variable ${mininet_conn_id}
57 Add Bulk Flow From Follower
58 [Documentation] 1000 Flows added via Follower Node1 and verify it gets applied in all instances.
59 BulkomaticKeywords.Add Bulk Flow In Node ${temp_json_config_add} ${Follower_Node_1} ${operation_timeout}
61 Get Bulk Flows and Verify In Cluster
62 [Documentation] Initiate get operation and check flow count across cluster nodes.
63 BulkomaticKeywords.Get Bulk Flow And Verify Count In Cluster ${temp_json_config_get} ${operation_timeout} ${flow_count_after_add} ${Inventory_Followers}
65 Verify Flows In Switch Before Cluster Restart
66 [Documentation] Verify flows are installed in switch before cluster restart.
67 MininetKeywords.Verify Aggregate Flow From Mininet Session ${mininet_conn_id} ${flow_count_after_add} ${operation_timeout}
69 Restart Leader From Cluster Node
70 [Documentation] Restart Leader Node.
71 ClusterManagement.Start Single Member ${Inventory_Leader}
73 Verify Data Recovery After Leader Restart
74 [Documentation] 1000 Flows preserved in all controller instances.
75 Wait Until Keyword Succeeds ${restart_timeout} 2s BulkomaticKeywords.Get Bulk Flow And Verify Count In Cluster ${temp_json_config_get} ${operation_timeout} ${flow_count_after_add}
77 Verify Flows In Switch After Leader Restart
78 [Documentation] Verify flows are installed in switch after cluster restart.
79 MininetKeywords.Verify Aggregate Flow From Mininet Session ${mininet_conn_id} ${flow_count_after_add} ${operation_timeout}
81 Stop Mininet Connected To Follower Node1
82 [Documentation] Stop mininet and exit connection.
83 MininetKeywords.Stop Mininet And Exit ${mininet_conn_id}
84 Utils.Clean Mininet System
86 Delete All Flows From Follower Node1
87 [Documentation] 1000 Flows deleted via Follower Node1 and verify it gets applied in all instances.
88 BulkomaticKeywords.Delete Bulk Flow In Node ${temp_json_config_del} ${Follower_Node_1} ${operation_timeout}
90 Verify No Flows In Cluster
91 [Documentation] Verify flow count is 0 across cluster nodes.
92 BulkomaticKeywords.Get Bulk Flow And Verify Count In Cluster ${temp_json_config_get} ${operation_timeout} ${flow_count_after_del}
94 Get Inventory Follower Before Follower Restart
95 [Documentation] Find Leader and followers in the inventory config shard
96 ${inventory_leader} ${inventory_followers} ClusterOpenFlow.Get InventoryConfig Shard Status
97 ${Active_Nodes}= Create List
98 ${Follower_Node_1}= Get From List ${Inventory_Followers} 0
99 ${Follower_Node_2}= Get From List ${Inventory_Followers} 1
100 Append To List ${Active_Nodes} ${inventory_leader} ${Follower_Node_1}
101 Set Suite Variable ${Active_Nodes}
102 Set Suite Variable ${Follower_Node_1}
103 Set Suite Variable ${Follower_Node_2}
105 Shutdown Follower From Cluster Node
106 [Documentation] Shutdown Follower Node2 and Start it Up.
107 ClusterManagement.Kill Single Member ${Follower_Node_2}
109 Check Shards Status After Follower Shutdown
110 [Documentation] Wait for node convergence and check status for all shards in OpenFlow application.
111 Wait Until Keyword Succeeds ${operation_timeout} 2s ClusterOpenFlow.Check OpenFlow Shards Status ${Active_Nodes}
113 Start Mininet Connect To Follower Node
114 [Documentation] Start mininet with connection to Follower Node1.
115 ${mininet_conn_id}= MininetKeywords.Start Mininet Single Controller ${TOOLS_SYSTEM_IP} ${ODL_SYSTEM_${Follower_Node_1}_IP}
116 Set Suite Variable ${mininet_conn_id}
118 Add Bulk Flow From Follower Node1
119 [Documentation] 1000 Flows added via Follower Node1 and verify it gets applied in all instances.
120 BulkomaticKeywords.Add Bulk Flow In Node ${temp_json_config_add} ${Follower_Node_1} ${operation_timeout}
122 Get Bulk Flows and Verify In Cluster Before Follower Restart
123 [Documentation] Initiate get operation and check flow count only across active cluster nodes
124 BulkomaticKeywords.Get Bulk Flow And Verify Count In Cluster ${temp_json_config_get} ${operation_timeout} ${flow_count_after_add} ${Active_Nodes}
126 Verify Flows In Switch Before Follower Restart
127 [Documentation] Verify flows are installed in switch before follower restart.
128 MininetKeywords.Verify Aggregate Flow From Mininet Session ${mininet_conn_id} ${flow_count_after_add} ${operation_timeout}
130 Restart Follower From Cluster Node
131 [Documentation] Restart Follower Node2.
132 ClusterManagement.Start Single Member ${Follower_Node_2}
134 Verify Data Recovery After Follower Restart
135 [Documentation] 1000 Flows preserved in all controller instances.
136 Wait Until Keyword Succeeds ${restart_timeout} 2s BulkomaticKeywords.Get Bulk Flow And Verify Count In Cluster ${temp_json_config_get} ${operation_timeout} ${flow_count_after_add}
138 Verify Flows In Switch After Follower Restart
139 [Documentation] Verify flows are installed in switch after cluster restart.
140 MininetKeywords.Verify Aggregate Flow From Mininet Session ${mininet_conn_id} ${flow_count_after_add} ${operation_timeout}
142 Stop Mininet Connected To Follower Node
143 [Documentation] Stop mininet and exit connection.
144 MininetKeywords.Stop Mininet And Exit ${mininet_conn_id}
145 Utils.Clean Mininet System
147 Delete All Flows From Follower Node
148 [Documentation] 1000 Flows deleted via Follower Node1 and verify it gets applied in all instances.
149 BulkomaticKeywords.Delete Bulk Flow In Node ${temp_json_config_del} ${Follower_Node_1} ${operation_timeout}
151 Verify No Flows In Cluster After Follower Restart
152 [Documentation] Verify flow count is 0 across cluster nodes.
153 BulkomaticKeywords.Get Bulk Flow And Verify Count In Cluster ${temp_json_config_get} ${operation_timeout} ${flow_count_after_del}