Robot changes for cord tester
Add a common resource robot for CORD to include from other cord robot files.
Add a cluster robot variant.

Change-Id: I4ece954e102aee3aa27234482287c04d49807ef9
diff --git a/src/test/robot/cluster.robot b/src/test/robot/cluster.robot
new file mode 100644
index 0000000..bc7cffb
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+++ b/src/test/robot/cluster.robot
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+*** Settings ***
+Documentation  Run Cord verification test cases for Cluster
+Resource  cord_resource.robot
+Suite Setup  Cord Cluster Setup
+Suite Teardown  Cord Teardown
+
+*** Variables ***
+${NODES}          3
+
+*** Test Cases ***
+Verify Onos DHCP Server Functionality
+  [Documentation]  Make a DHCP request to ONOS to get an IP
+  ${rc}=  Run Cord Tester  dhcp:dhcp_exchange.test_dhcp_1request
+  Should Be Equal As Integers  ${rc}  0
+
+Verify ONOS DHCP Relay Server Functionality
+  [Documentation]  Make a DHCP request to a relay server through ONOS to get an IP
+  ${rc}=  Run Cord Tester  dhcprelay:dhcprelay_exchange.test_dhcpRelay_1request
+  Should Be Equal As Integers  ${rc}  0
+
+Verify Onos AAA Functionality
+  [Documentation]  Make a TLS client request to a RADIUS server through ONOS AAA application
+  ${rc}=  Run Cord Tester  tls:eap_auth_exchange.test_eap_tls
+  Should Be Equal As Integers  ${rc}  0
+
+Verify Onos IGMP Functionality
+  [Documentation]  Make a IGMP join leave request through ONOS IGMP snooping application
+  ${rc}=  Run Cord Tester  igmp:igmp_exchange.test_igmp_join_verify_traffic
+  Should Be Equal As Integers  ${rc}  0
+
+Verify Cord SUBSCRIBER Functionality
+  [Documentation]  Simulate Channel Surfing experience
+  ${rc}=  Run Cord Tester  cordSubscriber:subscriber_exchange.test_cord_subscriber_join_jump
+  Should Be Equal As Integers  ${rc}  0
+
+Verify Cord VROUTER Functionality
+  [Documentation]  Start Quagga container, connect it to ONOS before validating ONOS routing works
+  ${rc}=  Run Cord Tester  vrouter:vrouter_exchange.test_vrouter_with_5_routes
+  Should Be Equal As Integers  ${rc}  0
+
+*** Keywords ***
+Cord Cluster Setup
+  [Documentation]  Configure a ${NODES} node ONOS cluster for cord tester
+  ${output}  Run  sudo docker ps |grep cord-onos | tr -s ' ' | awk '{print $NF}' | xargs docker kill
+  Cord Setup
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