2 Documentation Test suite for entity ownership service and openflowplugin. Makes changes on controller side (isolating cluster node)
3 Suite Setup Start Suite
4 Suite Teardown End Suite
5 Test Setup SetupUtils.Setup_Test_With_Logging_And_Without_Fast_Failing
6 Test Template Isolating Node Scenario
8 Library RequestsLibrary
10 Resource ${CURDIR}/../../../libraries/SetupUtils.robot
11 Resource ${CURDIR}/../../../libraries/Utils.robot
12 Resource ${CURDIR}/../../../libraries/FlowLib.robot
13 Resource ${CURDIR}/../../../libraries/OvsManager.robot
14 Resource ${CURDIR}/../../../libraries/ClusterManagement.robot
15 Resource ${CURDIR}/../../../libraries/ClusterOpenFlow.robot
20 ${START_CMD} sudo mn --topo linear,${SWITCHES}
21 @{CONTROLLER_NODES} ${ODL_SYSTEM_1_IP} ${ODL_SYSTEM_2_IP} ${ODL_SYSTEM_3_IP}
22 @{cntls_idx_list} ${1} ${2} ${3}
25 Start Mininet To All Nodes
27 ${mininet_conn_id}= SSHLibrary.Open Connection ${TOOLS_SYSTEM_IP} prompt=${TOOLS_SYSTEM_PROMPT}
28 BuiltIn.Set Suite Variable ${mininet_conn_id}
29 SSHLibrary.Login With Public Key ${TOOLS_SYSTEM_USER} ${USER_HOME}/.ssh/id_rsa any
30 SSHLibrary.Put File ${CURDIR}/../../../libraries/DynamicMininet.py .
31 SSHLibrary.Execute Command sudo ovs-vsctl set-manager ptcp:6644
32 SSHLibrary.Execute Command sudo mn -c
33 SSHLibrary.Write ${START_CMD}
34 SSHLibrary.Read Until mininet>
35 ${cntls_list} BuiltIn.Create List ${ODL_SYSTEM_1_IP} ${ODL_SYSTEM_2_IP} ${ODL_SYSTEM_3_IP}
36 ${switch_list} BuiltIn.Create List
37 FOR ${i} IN RANGE 0 ${SWITCHES}
38 ${sid}= BuiltIn.Evaluate ${i}+1
39 Collections.Append To List ${switch_list} s${sid}
41 BuiltIn.Set Suite Variable ${active_member} 1
42 OvsManager.Setup Clustered Controller For Switches ${switch_list} ${cntls_list}
43 BuiltIn.Wait Until Keyword Succeeds 15s 1s ClusterOpenFlow.Verify Switch Connections Running On Member ${SWITCHES} 1
45 Switches To Be Connected To All Nodes
46 [Documentation] Initial check for correct connected topology.
48 BuiltIn.Wait Until Keyword Succeeds 15x 1s Check All Switches Connected To All Cluster Nodes
50 Isolating Owner Of Switch s1
52 [Teardown] Report_Failure_Due_To_Bug 6177
54 Switches Still Be Connected To All Nodes
56 BuiltIn.Wait Until Keyword Succeeds 15x 1s Check All Switches Connected To All Cluster Nodes
57 [Teardown] Report_Failure_Due_To_Bug 6177
59 Stop Mininet And Verify No Owners
62 BuiltIn.Wait Until Keyword Succeeds 15x 1s Check No Device Owners In Controller
63 [Teardown] Report_Failure_Due_To_Bug 6177
67 SetupUtils.Setup_Utils_For_Setup_And_Teardown
70 ClusterManagement.Flush Iptables From List Or All
71 RequestsLibrary.Delete All Sessions
73 Check All Switches Connected To All Cluster Nodes
74 [Documentation] Verifies all switches are connected to all cluster nodes
75 OvsManager.Get Ovsdb Data
76 FOR ${i} IN RANGE 0 ${SWITCHES}
77 ${sid}= BuiltIn.Evaluate ${i}+1
78 OvsManager.Should Be Connected s${sid} ${ODL_SYSTEM_1_IP} update_data=${False}
79 OvsManager.Should Be Connected s${sid} ${ODL_SYSTEM_2_IP} update_data=${False}
80 OvsManager.Should Be Connected s${sid} ${ODL_SYSTEM_3_IP} update_data=${False}
83 Isolating Node Scenario
84 [Arguments] ${switch_name}
85 [Documentation] Disconnect and connect owner and successor and check switch data to be consistent
86 BuiltIn.Set Test Variable ${isol_node} ${Empty}
87 ${idx}= BuiltIn.Evaluate str("${switch_name}"[1:])
88 BuiltIn.Set Test Variable ${idx}
89 Isolate Switchs Old Owner ${switch_name}
90 Rejoin Switchs Old Owner ${switch_name}
91 Isolate Switchs Successor ${switch_name}
92 Rejoin Switchs Successor ${switch_name}
93 [Teardown] Run Keyword If "${isol_node}"!="${Empty}" Rejoin Controller To The Cluster ${isol_node}
95 Isolate Switchs Old Owner
96 [Arguments] ${switch_name}
97 ${old_owner} ${old_successors}= ClusterOpenFlow.Get OpenFlow Entity Owner Status For One Device openflow:${idx} ${active_member}
98 ${old_master}= BuiltIn.Set Variable ${ODL_SYSTEM_${old_owner}_IP}
99 ${active_member}= Collections.Get From List ${old_successors} 0
100 BuiltIn.Set Suite Variable ${active_member}
101 Isolate Controller From The Cluster ${old_owner}
102 BuiltIn.Set Test Variable ${isol_node} ${old_owner}
103 ClusterOpenFlow.Check OpenFlow Shards Status After Cluster Event ${old_successors}
104 ${new_master}= BuiltIn.Wait Until Keyword Succeeds 10x 3s Verify New Master Controller Node ${switch_name} ${old_master}
105 ${owner} ${successors}= ClusterOpenFlow.Get OpenFlow Entity Owner Status For One Device openflow:${idx} ${active_member} ${old_successors}
106 BuiltIn.Should Be Equal As Strings ${new_master} ${ODL_SYSTEM_${owner}_IP}
107 BuiltIn.Set Suite Variable ${active_member} ${owner}
108 BuiltIn.Set Test Variable ${old_owner}
109 BuiltIn.Set Test Variable ${old_successors}
110 BuiltIn.Set Test Variable ${old_master}
111 BuiltIn.Set Test Variable ${owner}
112 BuiltIn.Set Test Variable ${new_master}
114 Rejoin Switchs Old Owner
115 [Arguments] ${switch_name}
116 Rejoin Controller To The Cluster ${old_owner}
117 BuiltIn.Set Test Variable ${isol_node} ${Empty}
118 ClusterOpenFlow.Check OpenFlow Shards Status After Cluster Event
119 ${new_owner} ${new_successors}= BuiltIn.Wait Until Keyword Succeeds 6x 10s ClusterOpenFlow.Get OpenFlow Entity Owner Status For One Device openflow:${idx}
122 Isolate Switchs Successor
123 [Arguments] ${switch_name}
124 ${old_owner} ${old_successors}= ClusterOpenFlow.Get OpenFlow Entity Owner Status For One Device openflow:${idx} ${active_member}
125 ${old_successor}= Collections.Get From List ${old_successors} 0
126 ${old_slave}= BuiltIn.Set Variable ${ODL_SYSTEM_${old_successor}_IP}
127 Isolate Controller From The Cluster ${old_successor}
128 BuiltIn.Set Test Variable ${isol_node} ${old_successor}
129 ${tmp_candidates}= BuiltIn.Create List @{ClusterManagement__member_index_list}
130 Collections.Remove Values From List ${tmp_candidates} ${old_successor}
131 ClusterOpenFlow.Check OpenFlow Shards Status After Cluster Event ${tmp_candidates}
132 ${owner} ${successors}= ClusterOpenFlow.Get OpenFlow Entity Owner Status For One Device openflow:${idx} ${active_member} ${tmp_candidates}
133 BuiltIn.Should Be Equal ${owner} ${old_owner}
134 BuiltIn.Set Test Variable ${old_owner}
135 BuiltIn.Set Test Variable ${old_successors}
136 BuiltIn.Set Test Variable ${old_successor}
137 BuiltIn.Set Test Variable ${old_slave}
138 BuiltIn.Set Test Variable ${owner}
140 Rejoin Switchs Successor
141 [Arguments] ${switch_name}
142 Rejoin Controller To The Cluster ${old_successor}
143 BuiltIn.Set Test Variable ${isol_node} ${Empty}
144 ClusterOpenFlow.Check OpenFlow Shards Status After Cluster Event
145 ${new_owner} ${new_successors}= BuiltIn.Wait Until Keyword Succeeds 6x 10s ClusterOpenFlow.Get OpenFlow Entity Owner Status For One Device openflow:${idx}
148 Rejoin Controller To The Cluster
149 [Arguments] ${isolated_node}
150 ClusterManagement.Rejoin Member From List Or All ${isolated_node}
151 [Teardown] SSHLibrary.Switch Connection ${mininet_conn_id}
153 Isolate Controller From The Cluster
154 [Arguments] ${isolated_node}
155 ClusterManagement.Isolate Member From List Or All ${isolated_node}
156 [Teardown] SSHLibrary.Switch Connection ${mininet_conn_id}
158 Check No Device Owners In Controller
159 [Documentation] Check there is no owners in controllers
160 ${session} = Resolve_Http_Session_For_Member member_index=${active_member}
161 ${data} = TemplatedRequests.Get_As_Json_From_Uri uri=${ENTITY_OWNER_URI} session=${session}
162 #ofp-topology-manager entity is introduced in the OPNFLWPLUG-1022 bug fix, and this entity will
163 #always be present in the EOS output. All 3 controller nodes will be candidate, so EOS output will
164 #contain 6 members (members show 2 times).
165 BuiltIn.Should Contain X Times ${data} member 6
167 Verify New Master Controller Node
168 [Arguments] ${switch_name} ${old_master}
169 [Documentation] Checks if given node is different from actual master
170 ${idx}= BuiltIn.Evaluate "${switch_name}"[1:]
171 ${owner} ${successors}= ClusterManagement.Get Owner And Candidates For Device openflow:${idx} openflow ${active_member}
172 ${new_master} BuiltIn.Set Variable ${ODL_SYSTEM_${owner}_IP}
173 BuiltIn.Should Not Be Equal ${old_master} ${new_master}
174 Return From Keyword ${new_master}