Merge pull request #7 from jhall11/Topo_compare

Add driver to compare MN and ONOS topology
diff --git a/TestON/drivers/common/cli/emulator/mininetclidriver.py b/TestON/drivers/common/cli/emulator/mininetclidriver.py
index e8f6caa..281fcf0 100644
--- a/TestON/drivers/common/cli/emulator/mininetclidriver.py
+++ b/TestON/drivers/common/cli/emulator/mininetclidriver.py
@@ -733,7 +733,147 @@
             main.cleanup()
             main.exit()
 
+    def compare_topo(self, onos_list, onos_json):
+        '''
+        compares mn topology with ONOS topology
+        onos_list is a list of ONOS controllers, each element of the list should be (handle, name, ip, port)
+        onos_json is the output of the onos get_json function calling the /wm/onos/topology REST API
+        Returns: True if MN and ONOS topology match and False if the differ. 
+        Differences between ONOS and MN topology will be printed to the log.
 
+        Dependency: Requires STS to be installed on the TestON machine. STS can be pulled 
+        from https://github.com/ucb-sts/sts.git . Currently the required functions from STS are located in the 
+        topology_refactoring2 branch, but may be merged into the master branch soon. You may need to install some
+        python modules such as networkx to use the STS functions.
+
+        '''
+        from sts.topology.teston_topology import TestONTopology # assumes that sts already in you PYTHONPATH
+        #import sts.entities.base as base
+        import json
+        topo = TestONTopology(self, onos_list)
+
+        link_results = main.TRUE
+        switch_results = main.TRUE
+        port_results = main.TRUE
+
+        ########Switches#######
+        output = {"switches":[]}
+        for switch in topo.graph.switches: #iterate through the MN topology and pull out switches and and port info
+            ports = []
+            for port in switch.ports.values():
+                ports.append({'of_port': port.port_no, 'mac': port.hw_addr.replace('\'',''), 'name': port.name})
+            output['switches'].append({"name": switch.name, "dpid": switch.dpid, "ports": ports })
+        #print output
+
+        #print json.dumps(output, sort_keys=True,indent=4,separators=(',', ': '))
+
+
+        # created sorted list of dpid's in MN and ONOS for comparison
+        mnDPIDs=[]
+        for switch in output['switches']:
+            mnDPIDs.append(switch['dpid'])
+        mnDPIDs.sort()
+        #print mnDPIDs
+        if onos_json == "":#if rest call fails
+            main.log.error(self.name + ".compare_topo(): Empty JSON object given from ONOS rest call")
+            return main.FALSE
+        onos=onos_json
+        onosDPIDs=[]
+        for switch in onos['switches']:
+            onosDPIDs.append(switch['dpid'].replace(":",''))
+        onosDPIDs.sort()
+        #print onosDPIDs
+
+        if mnDPIDs!=onosDPIDs:
+            switch_results = main.FALSE
+            main.log.report( "Switches in MN but not in ONOS:")
+            main.log.report( str([switch for switch in mnDPIDs if switch not in onosDPIDs]))
+            main.log.report( "Switches in ONOS but not in MN:")
+            main.log.report(  str([switch for switch in onosDPIDs if switch not in mnDPIDs]))
+        else:#list of dpid's match in onos and mn
+            switch_results = main.TRUE
+
+        ################ports#############
+            for switch in output['switches']:
+                mn_ports = []
+                onos_ports = []
+                for port in switch['ports']:
+                    mn_ports.append(port['of_port'])
+                for onos_switch in onos['switches']:
+                    if onos_switch['dpid'].replace(':','') == switch['dpid']:
+                        for port in onos_switch['ports']:
+                            onos_ports.append(port['portNumber']) 
+                mn_ports.sort()
+                onos_ports.sort()
+                if mn_ports == onos_ports:
+                    pass #don't set results to true here as this is just one of many checks and it might override a failure
+                else: #the ports of this switch don't match
+                    port_results = main.FALSE
+                    main.log.report("ports in MN switch %s(%s) but not in ONOS:" % (switch['name'],switch['dpid'])) 
+                    main.log.report( str([port for port in mn_ports if port not in onos_ports]))
+                    main.log.report("ports in ONOS switch %s(%s) but not in MN:" % (switch['name'],switch['dpid']))
+                    main.log.report( str([port for port in onos_ports if port not in mn_ports]))
+
+
+        #######Links########
+        # iterate through MN links and check if and ONOS link exists in both directions
+        for link in topo.patch_panel.network_links: 
+            #print "Link: %s" % link
+            #TODO: Find a more efficient search method
+            node1 = None
+            port1 = None
+            node2 = None
+            port2 = None
+            first_dir = main.FALSE
+            second_dir = main.FALSE
+            for switch in output['switches']:
+                if switch['name'] == link.node1.name:
+                    node1 = switch['dpid']
+                    for port in switch['ports']:
+                        if str(port['name']) == str(link.port1):
+                            port1 = port['of_port'] 
+                    if node1 is not None and node2 is not None:
+                        break
+                if switch['name'] == link.node2.name:
+                    node2 = switch['dpid']
+                    for port in switch['ports']: 
+                        if str(port['name']) == str(link.port2):
+                            port2 = port['of_port'] 
+                    if node1 is not None and node2 is not None:
+                        break
+            # check onos link from node1 to node2
+            for onos_link in onos['links']:
+                if onos_link['src']['dpid'].replace(":",'') == node1 and onos_link['dst']['dpid'].replace(":",'') == node2:
+                    if onos_link['src']['portNumber'] == port1 and onos_link['dst']['portNumber'] == port2:
+                        first_dir = main.TRUE
+                    else:
+                        main.log.report('the port numbers do not match for ' +str(link) + ' between ONOS and MN')
+                    #print node1, ' to ', node2
+                elif onos_link['src']['dpid'].replace(":",'') == node2 and onos_link['dst']['dpid'].replace(":",'') == node1:
+                    if onos_link['src']['portNumber'] == port2 and onos_link['dst']['portNumber'] == port1:
+                        second_dir = main.TRUE
+                    else:
+                        main.log.report('the port numbers do not match for ' +str(link) + ' between ONOS and MN')
+                    #print node2, ' to ', node1
+                else:#this is not the link you're looking for
+                    pass
+            if not first_dir:
+                main.log.report('ONOS has issues with the link from '+str(link.node1.name) +"(dpid: "+ str(node1)+"):"+str(link.port1)+"(portNumber: "+str(port1)+")"+ ' to ' + str(link.node2.name) +"(dpid: "+ str(node2)+"):"+str(link.port2)+"(portNumber: "+str(port2)+")")
+            if not second_dir:
+                main.log.report('ONOS has issues with the link from '+str(link.node2.name) +"(dpid: "+ str(node2)+"):"+str(link.port2)+"(portNumber: "+str(port2)+")"+ ' to ' + str(link.node1.name) +"(dpid: "+ str(node1)+"):"+str(link.port1)+"(portNumber: "+str(port1)+")")
+            link_results = link_results and first_dir and second_dir
+
+        
+        results =  switch_results and port_results and link_results
+        '''
+        if not results: #To print out both topologies
+            main.log.error("Topology comparison failed, printing json objects, MN then ONOS")
+            main.log.error(str(json.dumps(output, sort_keys=True,indent=4,separators=(',', ': '))))
+            main.log.error('MN Links:')
+            for link in topo.patch_panel.network_links: main.log.error(str("\tLink: %s" % link))
+            main.log.error(str(json.dumps(onos, sort_keys=True,indent=4,separators=(',', ': '))))
+        '''
+        return results
 
 
 
diff --git a/TestON/tests/TopoONOS2/TopoONOS2.back b/TestON/tests/TopoONOS2/TopoONOS2.back
new file mode 100644
index 0000000..97698e1
--- /dev/null
+++ b/TestON/tests/TopoONOS2/TopoONOS2.back
@@ -0,0 +1,971 @@
+
+class TopoONOS2 :
+
+    def __init__(self) :
+        self.default = ''
+
+#**********************************************************************************************************************************************************************************************
+#Test startup
+#Tests the startup of Zookeeper1, RamCloud1, and ONOS1 to be certain that all started up successfully
+    def CASE1(self,main) :  #Check to be sure ZK, Cass, and ONOS are up, then get ONOS version
+        import time
+        main.ONOS1.handle.sendline("cp ~/onos.properties.reactive ~/ONOS/conf/onos.properties")
+        main.ONOS2.handle.sendline("cp ~/onos.properties.reactive ~/ONOS/conf/onos.properties")
+        main.ONOS3.handle.sendline("cp ~/onos.properties.reactive ~/ONOS/conf/onos.properties")
+        main.ONOS4.handle.sendline("cp ~/onos.properties.reactive ~/ONOS/conf/onos.properties")
+
+        main.ONOS1.stop_all()
+        main.ONOS2.stop_all()
+        main.ONOS3.stop_all()
+        main.ONOS4.stop_all()
+        main.Zookeeper1.start()
+        main.Zookeeper2.start()
+        main.Zookeeper3.start()
+        main.Zookeeper4.start()
+        main.RamCloud1.stop_coor()
+        main.RamCloud1.stop_serv()
+        main.RamCloud2.stop_serv()
+        main.RamCloud3.stop_serv()
+        main.RamCloud4.stop_serv()
+        time.sleep(10)
+        main.RamCloud1.del_db()
+        main.RamCloud2.del_db()
+        main.RamCloud3.del_db()
+        main.RamCloud4.del_db()
+        time.sleep(10)
+        main.log.report("Pulling latest code from github to all nodes")
+        for i in range(2):
+            uptodate = main.ONOS1.git_pull()
+            main.ONOS2.git_pull()
+            main.ONOS3.git_pull()
+            main.ONOS4.git_pull()
+            ver1 = main.ONOS1.get_version()
+            ver2 = main.ONOS4.get_version()
+            if ver1==ver2:
+                break
+            elif i==1:
+                main.ONOS2.git_pull("ONOS1 master")
+                main.ONOS3.git_pull("ONOS1 master")
+                main.ONOS4.git_pull("ONOS1 master")
+        if uptodate==0:
+            main.ONOS1.git_compile()
+            main.ONOS2.git_compile()
+            main.ONOS3.git_compile()
+            main.ONOS4.git_compile()
+        main.ONOS1.print_version()
+       # main.RamCloud1.git_pull()
+       # main.RamCloud2.git_pull()
+       # main.RamCloud3.git_pull()
+       # main.RamCloud4.git_pull()
+       # main.ONOS1.get_version()
+       # main.ONOS2.get_version()
+       # main.ONOS3.get_version()
+       # main.ONOS4.get_version()
+        main.RamCloud1.start_coor()
+        time.sleep(1)
+        main.RamCloud1.start_serv()
+        main.RamCloud2.start_serv()
+        main.RamCloud3.start_serv()
+        main.RamCloud4.start_serv()
+        main.ONOS1.start("env JVM_OPTS=\"-Xmx2g -Xms2g -Xmn800m\" ")
+        time.sleep(5)
+        main.ONOS2.start("env JVM_OPTS=\"-Xmx2g -Xms2g -Xmn800m\" ")
+        main.ONOS3.start("env JVM_OPTS=\"-Xmx2g -Xms2g -Xmn800m\" ")
+        main.ONOS4.start("env JVM_OPTS=\"-Xmx2g -Xms2g -Xmn800m\" ")
+        main.ONOS1.start_rest()
+        time.sleep(10)
+        test= main.ONOS1.rest_status()
+        if test == main.FALSE:
+            main.ONOS1.start_rest()
+        main.ONOS1.get_version()
+        main.log.report("Startup check Zookeeper1, RamCloud1, and ONOS1 connections")
+        main.case("Checking if the startup was clean...")
+        main.step("Testing startup Zookeeper")
+        data =  main.Zookeeper1.isup()
+        utilities.assert_equals(expect=main.TRUE,actual=data,onpass="Zookeeper is up!",onfail="Zookeeper is down...")
+        main.step("Testing startup RamCloud")
+        data =  main.RamCloud1.status_serv()
+        if data == main.FALSE:
+            main.RamCloud1.stop_coor()
+            main.RamCloud1.stop_serv()
+            main.RamCloud2.stop_serv()
+            main.RamCloud3.stop_serv()
+            main.RamCloud4.stop_serv()
+
+            time.sleep(5)
+            main.RamCloud1.start_coor()
+            main.RamCloud1.start_serv()
+            main.RamCloud2.start_serv()
+            main.RamCloud3.start_serv()
+            main.RamCloud4.start_serv()
+        utilities.assert_equals(expect=main.TRUE,actual=data,onpass="RamCloud is up!",onfail="RamCloud is down...")
+        main.step("Testing startup ONOS")
+        data = main.ONOS1.isup()
+        for i in range(3):
+            if data == main.FALSE:
+                #main.log.report("Something is funny... restarting ONOS")
+                #main.ONOS1.stop()
+                time.sleep(3)
+                #main.ONOS1.start()
+                #time.sleep(5)
+                data = main.ONOS1.isup()
+            else:
+                break
+        utilities.assert_equals(expect=main.TRUE,actual=data,onpass="ONOS is up and running!",onfail="ONOS didn't start...")
+        time.sleep(10)
+
+          
+#**********************************************************************************************************************************************************************************************
+#Assign Controllers
+#This test first checks the ip of a mininet host, to be certain that the mininet exists(Host is defined in Params as <CASE1><destination>).
+#Then the program assignes each ONOS instance a single controller to a switch(To be the initial master), then assigns all controllers.
+#NOTE: The reason why all four controllers are assigned although one was already assigned as the master is due to the 'ovs-vsctl set-controller' command erases all present controllers if
+#      the controllers already assigned to the switch are not specified.
+
+    def CASE2(self,main) :    #Make sure mininet exists, then assign controllers to switches
+        import time
+        main.log.report("Check if mininet started properly, then assign controllers ONOS 1,2,3 and 4")
+        main.case("Checking if one MN host exists")
+        main.step("Host IP Checking using checkIP")
+        result = main.Mininet1.checkIP(main.params['CASE1']['destination'])
+        main.step("Verifying the result")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Host IP address configured",onfail="Host IP address not configured")
+        main.step("assigning ONOS controllers to switches")
+        for i in range(25): 
+            if i < 3:
+                j=i+1
+                main.Mininet1.assign_sw_controller(sw=str(j),ip1=main.params['CTRL']['ip1'],port1=main.params['CTRL']['port1'])
+                time.sleep(1)
+                main.Mininet1.assign_sw_controller(sw=str(j),count=4,ip1=main.params['CTRL']['ip1'],port1=main.params['CTRL']['port1'],ip2=main.params['CTRL']['ip2'],port2=main.params['CTRL']['port2'],ip3=main.params['CTRL']['ip3'],port3=main.params['CTRL']['port3'],ip4=main.params['CTRL']['ip4'],port4=main.params['CTRL']['port4'])
+            elif i >= 3 and i < 5:
+                j=i+1
+                main.Mininet1.assign_sw_controller(sw=str(j),ip1=main.params['CTRL']['ip2'],port1=main.params['CTRL']['port2'])
+                time.sleep(1)
+                main.Mininet1.assign_sw_controller(sw=str(j),count=4,ip1=main.params['CTRL']['ip1'],port1=main.params['CTRL']['port1'],ip2=main.params['CTRL']['ip2'],port2=main.params['CTRL']['port2'],ip3=main.params['CTRL']['ip3'],port3=main.params['CTRL']['port3'],ip4=main.params['CTRL']['ip4'],port4=main.params['CTRL']['port4'])
+            elif i >= 5 and i < 15:
+                j=i+1
+                main.Mininet1.assign_sw_controller(sw=str(j),ip1=main.params['CTRL']['ip3'],port1=main.params['CTRL']['port3'])
+                time.sleep(1)
+                main.Mininet1.assign_sw_controller(sw=str(j),count=4,ip1=main.params['CTRL']['ip1'],port1=main.params['CTRL']['port1'],ip2=main.params['CTRL']['ip2'],port2=main.params['CTRL']['port2'],ip3=main.params['CTRL']['ip3'],port3=main.params['CTRL']['port3'],ip4=main.params['CTRL']['ip4'],port4=main.params['CTRL']['port4'])
+            else:
+                j=i+16
+                main.Mininet1.assign_sw_controller(sw=str(j),ip1=main.params['CTRL']['ip4'],port1=main.params['CTRL']['port4'])
+                time.sleep(1)
+                main.Mininet1.assign_sw_controller(sw=str(j),count=4,ip1=main.params['CTRL']['ip1'],port1=main.params['CTRL']['port1'],ip2=main.params['CTRL']['ip2'],port2=main.params['CTRL']['port2'],ip3=main.params['CTRL']['ip3'],port3=main.params['CTRL']['port3'],ip4=main.params['CTRL']['ip4'],port4=main.params['CTRL']['port4'])
+        result =  main.Mininet1.get_sw_controller("s1")
+        if result:
+            result = main.TRUE
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="S1 assigned to controller",onfail="S1 not assigned to controller")
+
+        for i in range(9):
+            if result == main.FALSE:
+                time.sleep(3)
+                result = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+            else:
+                main.ONOS2.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS3.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS4.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                break 
+ 
+# **********************************************************************************************************************************************************************************************
+#Add Flows
+#Deletes any remnant flows from any previous test, add flows from the file labeled <FLOWDEF>, then runs the check flow test
+#NOTE: THE FLOWDEF FILE MUST BE PRESENT ON TESTON VM!!! TestON will copy the file from its home machine into /tmp/flowtmp on the machine the ONOS instance is present on
+
+    def CASE3(self,main) :    #Delete any remnant flows, then add flows, and time how long it takes flow tables to update
+        main.log.report("Delete any flows from previous tests, then add flows using intents and wait for switch flow tables to update")
+        import time
+
+        result = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+        for counter in range(9):
+            if result == main.FALSE:
+                time.sleep(3)
+                result = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+            else:
+                main.ONOS2.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS3.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS4.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                break
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Topology check pass",onfail="Topology check FAIL")
+
+        main.case("Taking care of these flows!") 
+        main.step("Cleaning out any leftover flows...")
+        #main.ONOS1.delete_flow("all")
+        main.ONOS1.rm_intents()
+        time.sleep(5)
+        main.ONOS1.purge_intents()
+        strtTime = time.time()
+        main.ONOS1.add_intents()
+        main.case("Checking flows with pings")
+        
+        pingAttempts = main.params['pingAttempts']
+        pingSleep = main.params['pingSleep']
+
+        count = 1
+        i = 6
+        while i < 16 :
+            main.log.info("\n\t\t\t\th"+str(i)+" IS PINGING h"+str(i+25) )
+            ping = main.Mininet1.pingHost(src="h"+str(i),target="h"+str(i+25))
+            if ping == main.FALSE and count < int(pingAttempts):
+                count = count + 1
+               # i = 6
+                main.log.report("Ping failed, making attempt number "+str(count)+" in "+str(pingSleep)+"  seconds")
+                time.sleep(int(pingSleep))
+            elif ping == main.FALSE and count == int(pingAttempts):
+                main.log.error("Ping test failed")
+                i = 17
+                result2 = main.FALSE
+            elif ping == main.TRUE:
+                i = i + 1
+                result2 = main.TRUE
+        endTime = time.time()
+        result = result and result2
+        if result == main.TRUE:
+             main.log.report("\n\t\t\t\tTime from pushing intents to successful ping test: "+str(round(endTime-strtTime,2))+" seconds")
+        else:
+            main.log.report("\tFlows failed check")
+
+        main.step("Verifying the result")
+        utilities.assert_equals(expect=main.TRUE,actual=result2,onpass="NO PACKET LOSS, HOST IS REACHABLE",onfail="PACKET LOST, HOST IS NOT REACHABLE")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Testcase passed",onfail="Testcase failed")
+
+#**********************************************************************************************************************************************************************************************
+#This test case removes Controllers 2,3, and 4 then performs a ping test.
+#The assign controller is used because the ovs-vsctl module deletes all current controllers when a new controller is assigned.
+#The ping test performs single pings on hosts from opposite sides of the topology. If one ping fails, the test waits 5 seconds before trying again.
+#If the ping test fails 6 times, then the test case will return false
+
+    def CASE4(self,main) :
+        main.log.report("Assign all switches to just one ONOS instance then ping until all hosts are reachable or fail after 6 attempts")
+        import time
+        import random
+
+        random.seed(None)
+
+        num = random.randint(1,4)
+        if num == 1:
+            ip = main.params['CTRL']['ip1']
+            port = main.params['CTRL']['port1']
+        elif num == 2:
+            ip = main.params['CTRL']['ip2']
+            port = main.params['CTRL']['port2']
+        elif num == 3:
+            ip = main.params['CTRL']['ip3']
+            port = main.params['CTRL']['port3']
+        else:
+            ip = main.params['CTRL']['ip4']
+            port = main.params['CTRL']['port4']
+
+        main.log.report("ONOS"+str(num)+" will be the sole controller")
+        for i in range(25):
+            if i < 15:
+                j=i+1
+                main.Mininet1.assign_sw_controller(sw=str(j),ip1=ip,port1=port)  #Assigning a single controller removes all other controllers
+            else:
+                j=i+16
+                main.Mininet1.assign_sw_controller(sw=str(j),ip1=ip,port1=port)
+      
+        strtTime = time.time() 
+        result = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+        for counter in range(9):
+            if result == main.FALSE:
+                time.sleep(3)
+                result = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+            else:
+                main.ONOS2.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS3.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS4.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                break
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Topology check pass",onfail="Topology check FAIL")
+
+        pingAttempts = main.params['pingAttempts']
+        pingSleep = main.params['pingSleep']
+
+        count = 1
+        i = 6
+        while i < 16 :
+            main.log.info("\n\t\t\t\th"+str(i)+" IS PINGING h"+str(i+25) )
+            ping = main.Mininet1.pingHost(src="h"+str(i),target="h"+str(i+25))
+            if ping == main.FALSE and count < int(pingAttempts):
+                count = count + 1
+               # i = 6
+                main.log.report("Ping failed, making attempt number "+str(count)+" in "+str(pingSleep)+" seconds")
+                time.sleep(int(pingSleep))
+            elif ping == main.FALSE and count == int(pingAttempts):
+                main.log.error("Ping test failed")
+                i = 17
+                result2 = main.FALSE
+            elif ping == main.TRUE:
+                i = i + 1
+                result2 = main.TRUE
+        endTime = time.time() 
+        result = result and result2
+        if result == main.TRUE:
+            main.log.report("\tTime to complete ping test: "+str(round(endTime-strtTime,2))+" seconds")
+        else:
+            main.log.report("\tPING TEST FAIL")
+            main.ONOS1.show_intent(main.params['RestIP'])
+        utilities.assert_equals(expect=main.TRUE,actual=result2,onpass="NO PACKET LOSS, HOST IS REACHABLE",onfail="PACKET LOST, HOST IS NOT REACHABLE")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Testcase passed",onfail="Testcase failed")
+
+# **********************************************************************************************************************************************************************************************
+#This test case restores the controllers removed by Case 4 then performs a ping test.
+
+    def CASE5(self,main) :
+        main.log.report("Restore switch assignments to all 4 ONOS instances then ping until all hosts are reachable or fail after 6 attempts")
+        import time
+
+        #add a wait as a work around for a known bug where topology changes after a switch mastership change causes intents to not reroute
+        time.sleep(10)
+
+        for i in range(25):
+            if i < 15:
+                j=i+1
+                main.Mininet1.assign_sw_controller(sw=str(j),count=4,ip1=main.params['CTRL']['ip1'],port1=main.params['CTRL']['port1'],ip2=main.params['CTRL']['ip2'],port2=main.params['CTRL']['port2'],ip3=main.params['CTRL']['ip3'],port3=main.params['CTRL']['port3'],ip4=main.params['CTRL']['ip4'],port4=main.params['CTRL']['port4'])
+            else:
+                j=i+16
+                main.Mininet1.assign_sw_controller(sw=str(j),count=4,ip1=main.params['CTRL']['ip1'],port1=main.params['CTRL']['port1'],ip2=main.params['CTRL']['ip2'],port2=main.params['CTRL']['port2'],ip3=main.params['CTRL']['ip3'],port3=main.params['CTRL']['port3'],ip4=main.params['CTRL']['ip4'],port4=main.params['CTRL']['port4'])
+      
+        strtTime = time.time() 
+        result = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+        for counter in range(9):
+            if result == main.FALSE:
+                time.sleep(3)
+                result = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+            else:
+                main.ONOS2.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS3.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS4.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                break
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Topology check pass",onfail="Topology check FAIL")
+
+        pingAttempts = main.params['pingAttempts']
+        pingSleep = main.params['pingSleep']
+
+        count = 1
+        i = 6
+        while i < 16 :
+            main.log.info("\n\t\t\t\th"+str(i)+" IS PINGING h"+str(i+25) )
+            ping = main.Mininet1.pingHost(src="h"+str(i),target="h"+str(i+25))
+            if ping == main.FALSE and count < int(pingAttempts):
+                count = count + 1
+               # i = 6
+                main.log.report("Ping failed, making attempt number "+str(count)+" in "+str(pingSleep)+" seconds")
+                time.sleep(int(pingSleep))
+            elif ping == main.FALSE and count == int(pingAttempts):
+                main.log.error("Ping test failed")
+                i = 17
+                result2 = main.FALSE
+            elif ping == main.TRUE:
+                i = i + 1
+                result2 = main.TRUE
+        endTime = time.time()
+        result = result and result2
+        if result == main.TRUE:
+            main.log.report("\tTime to complete ping test: "+str(round(endTime-strtTime,2))+" seconds")
+        else:
+            main.log.report("\tPING TEST FAILED")
+            main.ONOS1.show_intent(main.params['RestIP'])
+        utilities.assert_equals(expect=main.TRUE,actual=result2,onpass="NO PACKET LOSS, HOST IS REACHABLE",onfail="PACKET LOST, HOST IS NOT REACHABLE")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Testcase passed",onfail="Testcase failed")
+
+# **********************************************************************************************************************************************************************************************
+#Brings a link that all flows pass through in the mininet down, then runs a ping test to view reroute time
+
+    def CASE6(self,main) :
+        main.log.report("Bring Link between s1 and s2 down, then ping until all hosts are reachable or fail after 10 attempts")
+        import time
+
+        #add a wait as a work around for a known bug where topology changes after a switch mastership change causes intents to not reroute
+        time.sleep(10)
+
+        main.case("Bringing Link down... ")
+        result = main.Mininet1.link(END1=main.params['LINK']['begin'],END2=main.params['LINK']['end'],OPTION="down")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Link DOWN!",onfail="Link not brought down...")
+       
+        strtTime = time.time() 
+        result1 = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+        for counter in range(9):
+            if result1 == main.FALSE:
+                time.sleep(3)
+                result1 = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+            else:
+                main.ONOS2.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+                main.ONOS3.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+                main.ONOS4.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+                break
+        utilities.assert_equals(expect=main.TRUE,actual=result1,onpass="Topology check pass",onfail="Topology check FAIL")
+
+        pingAttempts = main.params['pingAttempts']
+        pingSleep = main.params['pingSleep']
+
+        count = 1
+        i = 6
+        while i < 16 :
+            main.log.info("\n\t\t\t\th"+str(i)+" IS PINGING h"+str(i+25) )
+            ping = main.Mininet1.pingHost(src="h"+str(i),target="h"+str(i+25))
+            if ping == main.FALSE and count < int(pingAttempts):
+                count = count + 1
+                main.log.report("Ping failed, making attempt number "+str(count)+" in "+str(pingSleep)+" seconds")
+                #i = 6
+                time.sleep(int(pingSleep))
+            elif ping == main.FALSE and count == int(pingAttempts):
+                main.log.error("Ping test failed")
+                i = 17
+                result2 = main.FALSE
+            elif ping == main.TRUE:
+                i = i + 1
+                result2 = main.TRUE
+        endTime = time.time()
+        result = result and result2 and result1
+        if result == main.TRUE:
+            main.log.report("\tTime to complete ping test: "+str(round(endTime-strtTime,2))+" seconds")
+        else:
+            main.log.report("\tPING TEST FAILED")
+            main.ONOS1.show_intent(main.params['RestIP'])
+        utilities.assert_equals(expect=main.TRUE,actual=result2,onpass="NO PACKET LOSS, HOST IS REACHABLE",onfail="PACKET LOST, HOST IS NOT REACHABLE")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Testcase passed",onfail="Testcase failed")
+
+# **********************************************************************************************************************************************************************************************
+#Brings the link that Case 6 took down  back up, then runs a ping test to view reroute time
+
+    def CASE7(self,main) :
+        main.log.report("Bring Link between s1 and s2 up, then ping until all hosts are reachable or fail after 10 attempts")
+        import time
+        main.case("Bringing Link up... ")
+
+        #add a wait as a work around for a known bug where topology changes after a switch mastership change causes intents to not reroute
+        time.sleep(10)
+
+        result = main.Mininet1.link(END1=main.params['LINK']['begin'],END2=main.params['LINK']['end'],OPTION="up")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Link UP!",onfail="Link not brought up...")
+      
+        strtTime = time.time() 
+        result1 = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+        for counter in range(9):
+            if result1 == main.FALSE:
+                time.sleep(3)
+                result1 = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+            else:
+                main.ONOS2.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS3.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS4.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                break
+        utilities.assert_equals(expect=main.TRUE,actual=result1,onpass="Topology check pass",onfail="Topology check FAIL")
+
+        pingAttempts = main.params['pingAttempts']
+        pingSleep = main.params['pingSleep']
+
+        strtTime = time.time()
+        count = 1
+        i = 6
+        while i < 16 :
+            main.log.info("\n\t\t\t\th"+str(i)+" IS PINGING h"+str(i+25) )
+            ping = main.Mininet1.pingHost(src="h"+str(i),target="h"+str(i+25))
+            if ping == main.FALSE and count < int(pingAttempts):
+                count = count + 1
+                main.log.report("Ping failed, making attempt number "+str(count)+" in " +str(pingSleep)+" seconds")
+                #i = 6
+                time.sleep(int(pingSleep))
+            elif ping == main.FALSE and count == int(pingAttempts):
+                main.log.error("Ping test failed")
+                i = 17
+                result2 = main.FALSE
+            elif ping == main.TRUE:
+                i = i + 1
+                result2 = main.TRUE
+        endTime = time.time()
+        result = result and result2 and result1
+        if result == main.TRUE:
+            main.log.report("\tTime to complete ping test: "+str(round(endTime-strtTime,2))+" seconds")
+        else:
+            main.log.report("\tPING TESTS FAILED")
+            main.ONOS1.show_intent(main.params['RestIP'])
+        
+        print main.ONOS1.check_exceptions()
+        print main.ONOS2.check_exceptions()
+        print main.ONOS3.check_exceptions()
+        print main.ONOS4.check_exceptions()
+
+        utilities.assert_equals(expect=main.TRUE,actual=result2,onpass="NO PACKET LOSS, HOST IS REACHABLE",onfail="PACKET LOST, HOST IS NOT REACHABLE")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Testcase passed",onfail="Testcase failed")
+
+
+# **********************************************************************************************************************************************************************************************
+# Runs reactive ping test
+    def CASE8(self,main) :
+        main.log.report("Reactive flow ping test:ping until the routes are active or fail after 10 attempts")
+        import time
+      
+        strtTime = time.time() 
+        result = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+        for counter in range(9):
+            if result == main.FALSE:
+                time.sleep(3)
+                result = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+            else:
+                main.ONOS2.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS3.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS4.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                break
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Topology check pass",onfail="Topology check FAIL")
+
+        pingAttempts = main.params['pingAttempts']
+        pingSleep = main.params['pingSleep']
+
+        strtTime = time.time()
+        count = 1
+        i = 6
+        while i < 16 :
+            main.log.info("\n\t\t\t\th"+str(i)+" IS PINGING h"+str(46-i) )
+            ping = main.Mininet1.pingHost(src="h"+str(i),target="h"+str(46-i))
+            if ping == main.FALSE and count < int(pingAttempts):
+                count = count + 1
+                main.log.report("Ping failed, making attempt number "+str(count)+" in " +str(pingSleep)+" seconds")
+                #i = 6
+                time.sleep(int(pingSleep))
+            elif ping == main.FALSE and count == int(pingAttempts):
+                main.log.error("Ping test failed")
+                i = 17
+                result2 = main.FALSE
+            elif ping == main.TRUE:
+                i = i + 1
+                result2 = main.TRUE
+        endTime = time.time()
+        result = result and result2
+        if result == main.TRUE:
+            main.log.report("\tTime to complete ping test: "+str(round(endTime-strtTime,2))+" seconds")
+        else:
+            main.log.report("\tPING TESTS FAILED")
+            main.ONOS1.show_intent(main.params['RestIP'])
+        
+        print main.ONOS1.check_exceptions()
+        print main.ONOS2.check_exceptions()
+        print main.ONOS3.check_exceptions()
+        print main.ONOS4.check_exceptions()
+
+        utilities.assert_equals(expect=main.TRUE,actual=result2,onpass="NO PACKET LOSS, HOST IS REACHABLE",onfail="PACKET LOST, HOST IS NOT REACHABLE")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Testcase passed",onfail="Testcase failed")
+# **********************************************************************************************************************************************************************************************
+#Brings a link that all flows pass through in the mininet down, then runs a ping test to view reroute time
+# This is the same as case 6, but specifically for the reactive tests
+
+    def CASE61(self,main) :
+        main.log.report("Bring Link between s1 and s2 down, then ping until all hosts are reachable or fail after 10 attempts")
+        import time
+
+        #add a wait as a work around for a known bug where topology changes after a switch mastership change causes intents to not reroute
+        time.sleep(10)
+
+        main.case("Bringing Link down... ")
+        result = main.Mininet1.link(END1=main.params['LINK']['begin'],END2=main.params['LINK']['end'],OPTION="down")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Link DOWN!",onfail="Link not brought down...")
+       
+        strtTime = time.time() 
+        result1 = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+        for counter in range(9):
+            if result1 == main.FALSE:
+                time.sleep(3)
+                result1 = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+            else:
+                main.ONOS2.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+                main.ONOS3.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+                main.ONOS4.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+                break
+        utilities.assert_equals(expect=main.TRUE,actual=result1,onpass="Topology check pass",onfail="Topology check FAIL")
+
+        pingAttempts = main.params['pingAttempts']
+        pingSleep = main.params['pingSleep']
+
+        count = 1
+        i = 6
+        while i < 16 :
+            main.log.info("\n\t\t\t\th"+str(i)+" IS PINGING h"+str(46-i) )
+            ping = main.Mininet1.pingHost(src="h"+str(i),target="h"+str(46-i))
+            if ping == main.FALSE and count < int(pingAttempts):
+                count = count + 1
+                main.log.report("Ping failed, making attempt number "+str(count)+" in "+str(pingSleep)+" seconds")
+                #i = 6
+                time.sleep(int(pingSleep))
+            elif ping == main.FALSE and count == int(pingAttempts):
+                main.log.error("Ping test failed")
+                i = 17
+                result2 = main.FALSE
+            elif ping == main.TRUE:
+                i = i + 1
+                result2 = main.TRUE
+        endTime = time.time()
+        result = result and result2 and result1
+        if result == main.TRUE:
+            main.log.report("\tTime to complete ping test: "+str(round(endTime-strtTime,2))+" seconds")
+        else:
+            main.log.report("\tPING TEST FAILED")
+            main.ONOS1.show_intent(main.params['RestIP'])
+        utilities.assert_equals(expect=main.TRUE,actual=result2,onpass="NO PACKET LOSS, HOST IS REACHABLE",onfail="PACKET LOST, HOST IS NOT REACHABLE")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Testcase passed",onfail="Testcase failed")
+
+
+# **********************************************************************************************************************************************************************************************
+#Brings the link that Case 6 took down  back up, then runs a ping test to view reroute time
+# Specifically for the Reactive tests
+
+    def CASE71(self,main) :
+        main.log.report("Bring Link between s1 and s2 up, then ping until all hosts are reachable or fail after 10 attempts")
+        import time
+        main.case("Bringing Link up... ")
+
+        #add a wait as a work around for a known bug where topology changes after a switch mastership change causes intents to not reroute
+        time.sleep(10)
+
+        result = main.Mininet1.link(END1=main.params['LINK']['begin'],END2=main.params['LINK']['end'],OPTION="up")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Link UP!",onfail="Link not brought up...")
+      
+        strtTime = time.time() 
+        result1 = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+        for counter in range(9):
+            if result1 == main.FALSE:
+                time.sleep(3)
+                result1 = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+            else:
+                main.ONOS2.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS3.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS4.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                break
+        utilities.assert_equals(expect=main.TRUE,actual=result1,onpass="Topology check pass",onfail="Topology check FAIL")
+
+        pingAttempts = main.params['pingAttempts']
+        pingSleep = main.params['pingSleep']
+
+        strtTime = time.time()
+        count = 1
+        i = 6
+        while i < 16 :
+            main.log.info("\n\t\t\t\th"+str(i)+" IS PINGING h"+str(46-i) )
+            ping = main.Mininet1.pingHost(src="h"+str(i),target="h"+str(46-i))
+            if ping == main.FALSE and count < int(pingAttempts):
+                count = count + 1
+                main.log.report("Ping failed, making attempt number "+str(count)+" in " +str(pingSleep)+" seconds")
+                #i = 6
+                time.sleep(int(pingSleep))
+            elif ping == main.FALSE and count == int(pingAttempts):
+                main.log.error("Ping test failed")
+                i = 17
+                result2 = main.FALSE
+            elif ping == main.TRUE:
+                i = i + 1
+                result2 = main.TRUE
+        endTime = time.time()
+        result = result and result2 and result1
+        if result == main.TRUE:
+            main.log.report("\tTime to complete ping test: "+str(round(endTime-strtTime,2))+" seconds")
+        else:
+            main.log.report("\tPING TESTS FAILED")
+            main.ONOS1.show_intent(main.params['RestIP'])
+        
+        print main.ONOS1.check_exceptions()
+        print main.ONOS2.check_exceptions()
+        print main.ONOS3.check_exceptions()
+        print main.ONOS4.check_exceptions()
+
+        utilities.assert_equals(expect=main.TRUE,actual=result2,onpass="NO PACKET LOSS, HOST IS REACHABLE",onfail="PACKET LOST, HOST IS NOT REACHABLE")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Testcase passed",onfail="Testcase failed")
+
+
+
+
+# ******************************************************************************************************************************************************************
+# Check for ONOS Components health
+
+    def CASE9(self,main) :
+        main.case("Checking component status")
+        result = main.TRUE
+
+        main.step("Checking Zookeeper status")
+        result1 = main.Zookeeper1.status()
+        if not result1:
+            main.log.report("Zookeeper1 encountered a tragic death!")
+        result2 = main.Zookeeper2.status()
+        if not result2:
+            main.log.report("Zookeeper2 encountered a tragic death!")
+        result3 = main.Zookeeper3.status()
+        if not result3:
+            main.log.report("Zookeeper3 encountered a tragic death!")
+        result4 = main.Zookeeper4.status()
+        if not result4:
+            main.log.report("Zookeeper4 encountered a tragic death!")
+        result = result and result1 and result2 and result3 and result4
+
+        main.step("Checking RamCloud status")
+        result5 = main.RamCloud1.status_coor()
+        if not result5:
+            main.log.report("RamCloud Coordinator1 encountered a tragic death!")
+        result6 = main.RamCloud1.status_serv()
+        if not result6:
+            main.log.report("RamCloud Server1 encountered a tragic death!")
+        result7 = main.RamCloud2.status_serv()
+        if not result7:
+            main.log.report("RamCloud Server2 encountered a tragic death!")
+        result8 = main.RamCloud3.status_serv()
+        if not result8:
+            main.log.report("RamCloud Server3 encountered a tragic death!")
+        result9 = main.RamCloud4.status_serv()
+        if not result9:
+            main.log.report("RamCloud Server4 encountered a tragic death!")
+        result = result and result5 and result6 and result7 and result8 and result9
+
+
+        main.step("Checking ONOS status")
+        result10 = main.ONOS1.status()
+        if not result10:
+            main.log.report("ONOS1 core encountered a tragic death!")
+        result11 = main.ONOS2.status()
+        if not result11:
+            main.log.report("ONOS2 core encountered a tragic death!")
+        result12 = main.ONOS3.status()
+        if not result12:
+            main.log.report("ONOS3 core encountered a tragic death!")
+        result13 = main.ONOS4.status()
+        if not result13:
+            main.log.report("ONOS4 core encountered a tragic death!")
+        result = result and result10 and result11 and result12 and result13
+
+
+
+        rest_result =  main.ONOS1.rest_status()
+        if not rest_result:
+            main.log.report("Simple Rest GUI server is not running on ONOS1")
+
+
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="All Components are running",onfail="One or more components failed")
+
+# ******************************************************************************************************************************************************************
+# Test Device Discovery function by yanking s6:s6-eth0 interface and re-plug it into a switch
+
+    def CASE21(self,main) :
+        import json
+        main.log.report("Test device discovery function, by attach, detach, and move host h1 from s1->s6->s1. Per mininet naming, the name of the switch port the host attaches to will remain as 's1-eth1' throughout the test.")
+        main.log.report("Check initially hostMAC/IP exist on the mininet...")
+        host = main.params['YANK']['hostname']
+        mac = main.params['YANK']['hostmac']
+        RestIP1 = main.params['RESTCALL']['restIP1']
+        RestPort = main.params['RESTCALL']['restPort']
+        url = main.params['RESTCALL']['restURL']
+       
+        t_topowait = 5
+        t_restwait = 0
+        main.log.report( "Wait time from topo change to ping set to " + str(t_topowait))
+        main.log.report( "Wait time from ping to rest call set to " + str(t_restwait))
+        #print "host=" + host + ";  RestIP=" + RestIP1 + ";  RestPort=" + str(RestPort)
+        time.sleep(t_topowait) 
+        main.log.info("\n\t\t\t\t ping issue one ping from " + str(host) + " to generate arp to switch. Ping result is not important" )
+        ping = main.Mininet1.pingHost(src = str(host),target = "10.0.0.254")
+        time.sleep(t_restwait)
+        Reststatus, Switch, Port = main.ONOS1.find_host(RestIP1,RestPort,url, mac)
+        main.log.report("Number of host with MAC address = " + mac + " found by ONOS is: " + str(Reststatus))
+        if Reststatus == 1:
+            main.log.report("\t PASSED - Found host mac = " + mac + ";  attached to switchDPID = " +"".join(Switch) + "; at port = " + str(Port[0]))
+            result1 = main.TRUE
+        elif Reststatus > 1:
+            main.log.report("\t FAILED - Host " + host + " with MAC:" + mac + " has " + str(Reststatus) + " duplicated mac  addresses. FAILED")
+            main.log.report("switches are: " + "; ".join(Switch))
+            main.log.report("Ports are: " + "; ".join(Port))
+            result1 = main.FALSE
+        elif Reststatus == 0 and Switch == []:
+            main.log.report("\t FAILED - Host " + host + " with MAC:" + mac + " does not exist. FAILED")
+            result1 = main.FALSE
+        else:# check if rest server is working
+            main.log.error("Issue with find host")
+            result1 = main.FALSE
+
+
+        ##### Step to yank out "s1-eth1" from s1, which is on autoONOS1 #####
+
+        main.log.report("Yank out s1-eth1")
+        main.case("Yankout s6-eth1 (link to h1) from s1")
+        result = main.Mininet1.yank(SW=main.params['YANK']['sw1'],INTF=main.params['YANK']['intf'])
+        time.sleep(t_topowait)
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Yank command suceeded",onfail="Yank command failed...")
+
+        main.log.info("\n\t\t\t\t ping issue one ping from " + str(host) + " to generate arp to switch. Ping result is not important" )
+        ping = main.Mininet1.pingHost(src = str(host),target = "10.0.0.254")
+        time.sleep(t_restwait)
+        Reststatus, Switch, Port = main.ONOS1.find_host(RestIP1,RestPort,url, mac)
+
+        main.log.report("Number of host with MAC = " + mac + " found by ONOS is: " + str(Reststatus))
+        if Reststatus == 1:
+            main.log.report("\tFAILED - Found host MAC = " + mac + "; attached to switchDPID = " + "".join(Switch) + "; at port = " + str(Port))
+            result2 = main.FALSE
+        elif Reststatus > 1:
+            main.log.report("\t FAILED - Host " + host + " with MAC:" + str(mac) + " has " + str(Reststatus) + " duplicated IP addresses. FAILED")
+            main.log.report("switches are: " + "; ".join(Switch))
+            main.log.report("Ports are: " + "; ".join(Port))
+            main.log.report("MACs are: " + "; ".join(MAC))
+            result2 = main.FALSE
+        elif Reststatus == 0 and Switch == []:
+            main.log.report("\t PASSED - Host " + host + " with MAC:" + str(mac) + " does not exist. PASSED - host is not supposed to be attached to the switch.")
+            result2 = main.TRUE
+        else:# check if rest server is working
+            main.log.error("Issue with find host")
+            result2 = main.FALSE
+
+        ##### Step to plug "s1-eth1" to s6, which is on autoONOS3  ######
+        main.log.report("Plug s1-eth1 into s6")
+        main.case("Plug s1-eth1 to s6")
+        result = main.Mininet1.plug(SW=main.params['PLUG']['sw6'],INTF=main.params['PLUG']['intf'])
+        time.sleep(t_topowait)
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Plug command suceeded",onfail="Plug command failed...")
+        main.log.info("\n\t\t\t\t ping issue one ping from " + str(host) + " to generate arp to switch. Ping result is not important" )
+
+        ping = main.Mininet1.pingHost(src = str(host),target = "10.0.0.254")
+        time.sleep(t_restwait)
+        Reststatus, Switch, Port = main.ONOS1.find_host(RestIP1,RestPort,url, mac)
+
+        main.log.report("Number of host with MAC " + mac + " found by ONOS is: " + str(Reststatus))
+        if Reststatus == 1:
+            main.log.report("\tPASSED - Found host MAC = " + mac + "; attached to switchDPID = " + "".join(Switch) + "; at port = " + str(Port[0]))
+            result3 = main.TRUE
+        elif Reststatus > 1:
+            main.log.report("\t FAILED - Host " + host + " with MAC:" + str(mac) + " has " + str(Reststatus) + " duplicated IP addresses. FAILED")
+            main.log.report("switches are: " + "; ".join(Switch))
+            main.log.report("Ports are: " + "; ".join(Port))
+            main.log.report("MACs are: " + "; ".join(MAC))
+            result3 = main.FALSE
+        elif Reststatus == 0 and Switch == []:
+            main.log.report("\t FAILED - Host " + host + " with MAC:" + str(mac) + " does not exist. FAILED")
+            result3 = main.FALSE
+        else:# check if rest server is working
+            main.log.error("Issue with find host")
+            result3 = main.FALSE
+
+        ###### Step to put interface "s1-eth1" back to s1"#####
+        main.log.report("Move s1-eth1 back on to s1")
+        main.case("Move s1-eth1 back to s1")
+        result = main.Mininet1.yank(SW=main.params['YANK']['sw6'],INTF=main.params['YANK']['intf'])
+        time.sleep(t_topowait)
+        result = main.Mininet1.plug(SW=main.params['PLUG']['sw1'],INTF=main.params['PLUG']['intf'])
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Yank/Plug command suceeded",onfail="Yank/Plug command failed...")
+        main.log.info("\n\t\t\t\t ping issue one ping from " + str(host) + " to generate arp to switch. Ping result is not important" )
+
+        ping = main.Mininet1.pingHost(src = str(host),target = "10.0.0.254")
+        time.sleep(t_restwait)
+        Reststatus, Switch, Port = main.ONOS1.find_host(RestIP1,RestPort,url, mac)
+
+        main.log.report("Number of host with IP=10.0.0.1 found by ONOS is: " + str(Reststatus))
+        if Reststatus == 1:
+            main.log.report("\tPASSED - Found host MAC = " + mac + "; attached to switchDPID = " + "".join(Switch) + "; at port = " + str(Port[0]))
+            result4 = main.TRUE
+        elif Reststatus > 1:
+            main.log.report("\t FAILED - Host " + host + " with MAC:" + str(mac) + " has " + str(Reststatuas) + " duplicated IP addresses. FAILED")
+            main.log.report("switches are: " + "; ".join(Switch))
+            main.log.report("Ports are: " + "; ".join(Port))
+            main.log.report("MACs are: " + "; ".join(MAC))
+            result4 = main.FALSE
+        elif Reststatus == 0 and Switch == []:
+            main.log.report("\t FAILED -Host " + host + " with MAC:" + str(mac) + " does not exist. FAILED")
+            result4 = main.FALSE
+        else:# check if rest server is working
+            main.log.error("Issue with find host")
+            result4 = main.FALSE
+        time.sleep(20)
+        Reststatus, Switch, Port = main.ONOS1.find_host(RestIP1,RestPort,url,mac)
+        main.log.report("Number of host with IP=10.0.0.1 found by ONOS is: " + str(Reststatus))
+        if Reststatus ==1:
+            main.log.report("\t FAILED - Host " + host + "with MAC:" + str(mac) + "was still found after expected timeout")
+        elif Reststatus>1:
+            main.log.report("\t FAILED - Host " + host + "with MAC:" + str(mac) + "was still found after expected timeout(multiple found)")
+        elif Reststatus==0:
+            main.log.report("\t PASSED - Device cleared after timeout")
+
+        result = result1 and result2 and result3 and result4
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="DEVICE DISCOVERY TEST PASSED PLUG/UNPLUG/MOVE TEST",onfail="DEVICE DISCOVERY TEST FAILED")
+
+
+    def CASE100(self,main):
+        
+        from sts.topology.teston_topology import TestONTopology # assumes that sts already in you PYTHONPATH
+
+        topo = TestONTopology(main.Mininet1, onos_controllers=
+        [(main.ONOS1, 'ONOS1', main.params['CTRL']['ip1'], main.params['CTRL']['port1']),
+        (main.ONOS2, 'ONOS2', main.params['CTRL']['ip2'], main.params['CTRL']['port2']),
+        (main.ONOS3, 'ONOS3', main.params['CTRL']['ip3'], main.params['CTRL']['port3']),
+        (main.ONOS4, 'ONOS4', main.params['CTRL']['ip4'], main.params['CTRL']['port4'])])
+
+
+
+        #for switch in topo.graph.switches: print "Switch name: %s, dpid: %s, ports: %s" % (switch.name, switch.dpid, [p.hw_addr for p in switch.ports.values()])
+        print()
+        print()
+        print()
+        import json
+        '''
+        output = '{"Switches":['
+        for switch in topo.graph.switches: 
+            ports = '%s' % [p.hw_addr for p in switch.ports.values()]
+            ports = ports.replace('\'','"')
+            output += '{"name": "%s", "dpid": "%s", "ports": %s},' % (switch.name, switch.dpid, ports)
+        output = output[:-1]
+        output += ']}'
+        '''
+        output = {"Switches":[]}
+        for switch in topo.graph.switches: 
+            print [p.hw_addr for p in switch.ports.values()]
+            ports = '%s' % [p.hw_addr for p in switch.ports.values()]
+            ports = ports.replace('\'','')
+            output['Switches'].append({"name": switch.name, "dpid": switch.dpid, "ports": ports})
+        print output
+        #mn_json = json.loads(output)
+        print json.dumps(output, sort_keys=True,indent=4,separators=(',', ': '))
+        print type(output)
+        print output.items()
+        mnDPIDs=[]
+        for switch in output['Switches']:
+            mnDPIDs.append(switch['dpid'])
+        mnDPIDs.append('mn1')
+        mnDPIDs.sort()
+        print mnDPIDs
+        print
+        print "Dumping ONOS view of Switches"
+        onos=main.ONOS1.get_json("10.128.11.1:8080/wm/onos/topology/switches")
+        onosDPIDs=[]
+        for switch in onos:
+            print switch
+            onosDPIDs.append(switch['dpid'].replace(":",''))
+        onosDPIDs.append(00121)
+        onosDPIDs.sort()
+        print onosDPIDs
+        if mnDPIDs!=onosDPIDs:
+            print "Switches in MN but not in ONOS:"
+            print [switch for switch in mnDPIDs if switch not in onosDPIDs]
+            print "Switches in ONOS but not in MN:"
+            print [switch for switch in onosDPIDs if switch not in mnDPIDs]
+        print()
+        print()
+        print()
+        '''
+        for host in topo.graph.hosts: print "Host: %s, interfaces: %s" % (host.name, [iface.hw_addr for iface in host.interfaces])
+        print()
+        print()
+        print()
+        for link in topo.graph.links: print "Link: %s" % link
+        print()
+        print()
+        print()
+        # To print just internal network links (connecting switches to each other)
+        print "Just printing network links"
+        for link in topo.patch_panel.network_links: print "Link: %s" % link
+        '''
+        '''
+        # Bring links up and down
+        for link in topo.patch_panel.network_links:
+          topo.patch_panel.sever_network_link(link)
+        for link in topo.patch_panel.access_links:
+          topo.patch_panel.sever_access_link(link)
+        for link in topo.patch_panel.network_links:
+          topo.patch_panel.repair_network_link(link)
+        for link in topo.patch_panel.access_links:
+          topo.patch_panel.repair_access_link(link)
+        '''
+        
+
+        time.sleep(40)
+
diff --git a/TestON/tests/TopoONOS2/TopoONOS2.params b/TestON/tests/TopoONOS2/TopoONOS2.params
new file mode 100644
index 0000000..ce2b4fb
--- /dev/null
+++ b/TestON/tests/TopoONOS2/TopoONOS2.params
@@ -0,0 +1,55 @@
+<PARAMS>
+    <testcases>2,100 </testcases>
+    <pingSleep>1</pingSleep>
+    <pingAttempts>60</pingAttempts>
+    <CASE1>       
+        <destination>h6</destination>
+    </CASE1>       
+    <PING>
+        <source1>h6</source1>
+        <target1>h31</target1>
+        <source2>h8</source2>
+        <target2>h33</target2>
+    </PING>
+    <LINK>
+        <begin>s1</begin>
+        <end>s2</end>
+    </LINK>
+    <CTRL>
+        <ip1>10.128.11.1</ip1>
+        <port1>6633</port1>
+        <restPort1>8080</restPort1>
+        <ip2>10.128.11.2</ip2>
+        <port2>6633</port2>
+        <restPort2>8080</restPort2>
+        <ip3>10.128.11.3</ip3>
+        <port3>6633</port3>
+        <restPort3>8080</restPort3>
+        <ip4>10.128.11.4</ip4>
+        <port4>6633</port4>
+        <restPort4>8080</restPort4>
+    </CTRL>
+    <TopoRest>/wm/onos/topology</TopoRest>
+    <RestIP> 10.128.11.1 </RestIP>
+    <NR_Switches>25</NR_Switches>
+    <NR_Links>50</NR_Links>
+    <YANK>
+        <hostname>h1</hostname>
+        <hostip>10.0.0.1</hostip>
+        <hostmac>00:00:00:00:00:01</hostmac>
+        <sw1>s1</sw1>
+        <sw6>s6</sw6>
+        <intf>s1-eth1</intf>
+    </YANK>
+    <PLUG>
+        <intf>s1-eth1</intf>
+        <sw6>s6</sw6>
+        <sw1>s1</sw1>
+    </PLUG>
+    <RESTCALL>
+        <restIP1>10.128.11.1</restIP1>
+        <restIP2>10.128.11.2</restIP2>
+        <restPort>8080</restPort>
+        <restURL>/wm/onos/topology/hosts</restURL>
+    </RESTCALL>
+</PARAMS>      
diff --git a/TestON/tests/TopoONOS2/TopoONOS2.py b/TestON/tests/TopoONOS2/TopoONOS2.py
new file mode 100644
index 0000000..032e2b0
--- /dev/null
+++ b/TestON/tests/TopoONOS2/TopoONOS2.py
@@ -0,0 +1,914 @@
+
+class TopoONOS2 :
+
+    def __init__(self) :
+        self.default = ''
+
+#**********************************************************************************************************************************************************************************************
+#Test startup
+#Tests the startup of Zookeeper1, RamCloud1, and ONOS1 to be certain that all started up successfully
+    def CASE1(self,main) :  #Check to be sure ZK, Cass, and ONOS are up, then get ONOS version
+        import time
+        main.ONOS1.handle.sendline("cp ~/onos.properties.reactive ~/ONOS/conf/onos.properties")
+        main.ONOS2.handle.sendline("cp ~/onos.properties.reactive ~/ONOS/conf/onos.properties")
+        main.ONOS3.handle.sendline("cp ~/onos.properties.reactive ~/ONOS/conf/onos.properties")
+        main.ONOS4.handle.sendline("cp ~/onos.properties.reactive ~/ONOS/conf/onos.properties")
+
+        main.ONOS1.stop_all()
+        main.ONOS2.stop_all()
+        main.ONOS3.stop_all()
+        main.ONOS4.stop_all()
+        main.Zookeeper1.start()
+        main.Zookeeper2.start()
+        main.Zookeeper3.start()
+        main.Zookeeper4.start()
+        main.RamCloud1.stop_coor()
+        main.RamCloud1.stop_serv()
+        main.RamCloud2.stop_serv()
+        main.RamCloud3.stop_serv()
+        main.RamCloud4.stop_serv()
+        time.sleep(10)
+        main.RamCloud1.del_db()
+        main.RamCloud2.del_db()
+        main.RamCloud3.del_db()
+        main.RamCloud4.del_db()
+        time.sleep(10)
+        main.log.report("Pulling latest code from github to all nodes")
+        for i in range(2):
+            uptodate = main.ONOS1.git_pull()
+            main.ONOS2.git_pull()
+            main.ONOS3.git_pull()
+            main.ONOS4.git_pull()
+            ver1 = main.ONOS1.get_version()
+            ver2 = main.ONOS4.get_version()
+            if ver1==ver2:
+                break
+            elif i==1:
+                main.ONOS2.git_pull("ONOS1 master")
+                main.ONOS3.git_pull("ONOS1 master")
+                main.ONOS4.git_pull("ONOS1 master")
+        if uptodate==0:
+            main.ONOS1.git_compile()
+            main.ONOS2.git_compile()
+            main.ONOS3.git_compile()
+            main.ONOS4.git_compile()
+        main.ONOS1.print_version()
+       # main.RamCloud1.git_pull()
+       # main.RamCloud2.git_pull()
+       # main.RamCloud3.git_pull()
+       # main.RamCloud4.git_pull()
+       # main.ONOS1.get_version()
+       # main.ONOS2.get_version()
+       # main.ONOS3.get_version()
+       # main.ONOS4.get_version()
+        main.RamCloud1.start_coor()
+        time.sleep(1)
+        main.RamCloud1.start_serv()
+        main.RamCloud2.start_serv()
+        main.RamCloud3.start_serv()
+        main.RamCloud4.start_serv()
+        main.ONOS1.start("env JVM_OPTS=\"-Xmx2g -Xms2g -Xmn800m\" ")
+        time.sleep(5)
+        main.ONOS2.start("env JVM_OPTS=\"-Xmx2g -Xms2g -Xmn800m\" ")
+        main.ONOS3.start("env JVM_OPTS=\"-Xmx2g -Xms2g -Xmn800m\" ")
+        main.ONOS4.start("env JVM_OPTS=\"-Xmx2g -Xms2g -Xmn800m\" ")
+        main.ONOS1.start_rest()
+        time.sleep(10)
+        test= main.ONOS1.rest_status()
+        if test == main.FALSE:
+            main.ONOS1.start_rest()
+        main.ONOS1.get_version()
+        main.log.report("Startup check Zookeeper1, RamCloud1, and ONOS1 connections")
+        main.case("Checking if the startup was clean...")
+        main.step("Testing startup Zookeeper")
+        data =  main.Zookeeper1.isup()
+        utilities.assert_equals(expect=main.TRUE,actual=data,onpass="Zookeeper is up!",onfail="Zookeeper is down...")
+        main.step("Testing startup RamCloud")
+        data =  main.RamCloud1.status_serv()
+        if data == main.FALSE:
+            main.RamCloud1.stop_coor()
+            main.RamCloud1.stop_serv()
+            main.RamCloud2.stop_serv()
+            main.RamCloud3.stop_serv()
+            main.RamCloud4.stop_serv()
+
+            time.sleep(5)
+            main.RamCloud1.start_coor()
+            main.RamCloud1.start_serv()
+            main.RamCloud2.start_serv()
+            main.RamCloud3.start_serv()
+            main.RamCloud4.start_serv()
+        utilities.assert_equals(expect=main.TRUE,actual=data,onpass="RamCloud is up!",onfail="RamCloud is down...")
+        main.step("Testing startup ONOS")
+        data = main.ONOS1.isup()
+        for i in range(3):
+            if data == main.FALSE:
+                #main.log.report("Something is funny... restarting ONOS")
+                #main.ONOS1.stop()
+                time.sleep(3)
+                #main.ONOS1.start()
+                #time.sleep(5)
+                data = main.ONOS1.isup()
+            else:
+                break
+        utilities.assert_equals(expect=main.TRUE,actual=data,onpass="ONOS is up and running!",onfail="ONOS didn't start...")
+        time.sleep(10)
+
+          
+#**********************************************************************************************************************************************************************************************
+#Assign Controllers
+#This test first checks the ip of a mininet host, to be certain that the mininet exists(Host is defined in Params as <CASE1><destination>).
+#Then the program assignes each ONOS instance a single controller to a switch(To be the initial master), then assigns all controllers.
+#NOTE: The reason why all four controllers are assigned although one was already assigned as the master is due to the 'ovs-vsctl set-controller' command erases all present controllers if
+#      the controllers already assigned to the switch are not specified.
+
+    def CASE2(self,main) :    #Make sure mininet exists, then assign controllers to switches
+        import time
+        main.log.report("Check if mininet started properly, then assign controllers ONOS 1,2,3 and 4")
+        main.case("Checking if one MN host exists")
+        main.step("Host IP Checking using checkIP")
+        result = main.Mininet1.checkIP(main.params['CASE1']['destination'])
+        main.step("Verifying the result")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Host IP address configured",onfail="Host IP address not configured")
+        main.step("assigning ONOS controllers to switches")
+        for i in range(25): 
+            if i < 3:
+                j=i+1
+                main.Mininet1.assign_sw_controller(sw=str(j),ip1=main.params['CTRL']['ip1'],port1=main.params['CTRL']['port1'])
+                time.sleep(1)
+                main.Mininet1.assign_sw_controller(sw=str(j),count=4,ip1=main.params['CTRL']['ip1'],port1=main.params['CTRL']['port1'],ip2=main.params['CTRL']['ip2'],port2=main.params['CTRL']['port2'],ip3=main.params['CTRL']['ip3'],port3=main.params['CTRL']['port3'],ip4=main.params['CTRL']['ip4'],port4=main.params['CTRL']['port4'])
+            elif i >= 3 and i < 5:
+                j=i+1
+                main.Mininet1.assign_sw_controller(sw=str(j),ip1=main.params['CTRL']['ip2'],port1=main.params['CTRL']['port2'])
+                time.sleep(1)
+                main.Mininet1.assign_sw_controller(sw=str(j),count=4,ip1=main.params['CTRL']['ip1'],port1=main.params['CTRL']['port1'],ip2=main.params['CTRL']['ip2'],port2=main.params['CTRL']['port2'],ip3=main.params['CTRL']['ip3'],port3=main.params['CTRL']['port3'],ip4=main.params['CTRL']['ip4'],port4=main.params['CTRL']['port4'])
+            elif i >= 5 and i < 15:
+                j=i+1
+                main.Mininet1.assign_sw_controller(sw=str(j),ip1=main.params['CTRL']['ip3'],port1=main.params['CTRL']['port3'])
+                time.sleep(1)
+                main.Mininet1.assign_sw_controller(sw=str(j),count=4,ip1=main.params['CTRL']['ip1'],port1=main.params['CTRL']['port1'],ip2=main.params['CTRL']['ip2'],port2=main.params['CTRL']['port2'],ip3=main.params['CTRL']['ip3'],port3=main.params['CTRL']['port3'],ip4=main.params['CTRL']['ip4'],port4=main.params['CTRL']['port4'])
+            else:
+                j=i+16
+                main.Mininet1.assign_sw_controller(sw=str(j),ip1=main.params['CTRL']['ip4'],port1=main.params['CTRL']['port4'])
+                time.sleep(1)
+                main.Mininet1.assign_sw_controller(sw=str(j),count=4,ip1=main.params['CTRL']['ip1'],port1=main.params['CTRL']['port1'],ip2=main.params['CTRL']['ip2'],port2=main.params['CTRL']['port2'],ip3=main.params['CTRL']['ip3'],port3=main.params['CTRL']['port3'],ip4=main.params['CTRL']['ip4'],port4=main.params['CTRL']['port4'])
+        result =  main.Mininet1.get_sw_controller("s1")
+        if result:
+            result = main.TRUE
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="S1 assigned to controller",onfail="S1 not assigned to controller")
+
+        for i in range(9):
+            if result == main.FALSE:
+                time.sleep(3)
+                result = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+            else:
+                main.ONOS2.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS3.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS4.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                break 
+ 
+# **********************************************************************************************************************************************************************************************
+#Add Flows
+#Deletes any remnant flows from any previous test, add flows from the file labeled <FLOWDEF>, then runs the check flow test
+#NOTE: THE FLOWDEF FILE MUST BE PRESENT ON TESTON VM!!! TestON will copy the file from its home machine into /tmp/flowtmp on the machine the ONOS instance is present on
+
+    def CASE3(self,main) :    #Delete any remnant flows, then add flows, and time how long it takes flow tables to update
+        main.log.report("Delete any flows from previous tests, then add flows using intents and wait for switch flow tables to update")
+        import time
+
+        result = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+        for counter in range(9):
+            if result == main.FALSE:
+                time.sleep(3)
+                result = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+            else:
+                main.ONOS2.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS3.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS4.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                break
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Topology check pass",onfail="Topology check FAIL")
+
+        main.case("Taking care of these flows!") 
+        main.step("Cleaning out any leftover flows...")
+        #main.ONOS1.delete_flow("all")
+        main.ONOS1.rm_intents()
+        time.sleep(5)
+        main.ONOS1.purge_intents()
+        strtTime = time.time()
+        main.ONOS1.add_intents()
+        main.case("Checking flows with pings")
+        
+        pingAttempts = main.params['pingAttempts']
+        pingSleep = main.params['pingSleep']
+
+        count = 1
+        i = 6
+        while i < 16 :
+            main.log.info("\n\t\t\t\th"+str(i)+" IS PINGING h"+str(i+25) )
+            ping = main.Mininet1.pingHost(src="h"+str(i),target="h"+str(i+25))
+            if ping == main.FALSE and count < int(pingAttempts):
+                count = count + 1
+               # i = 6
+                main.log.report("Ping failed, making attempt number "+str(count)+" in "+str(pingSleep)+"  seconds")
+                time.sleep(int(pingSleep))
+            elif ping == main.FALSE and count == int(pingAttempts):
+                main.log.error("Ping test failed")
+                i = 17
+                result2 = main.FALSE
+            elif ping == main.TRUE:
+                i = i + 1
+                result2 = main.TRUE
+        endTime = time.time()
+        result = result and result2
+        if result == main.TRUE:
+             main.log.report("\n\t\t\t\tTime from pushing intents to successful ping test: "+str(round(endTime-strtTime,2))+" seconds")
+        else:
+            main.log.report("\tFlows failed check")
+
+        main.step("Verifying the result")
+        utilities.assert_equals(expect=main.TRUE,actual=result2,onpass="NO PACKET LOSS, HOST IS REACHABLE",onfail="PACKET LOST, HOST IS NOT REACHABLE")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Testcase passed",onfail="Testcase failed")
+
+#**********************************************************************************************************************************************************************************************
+#This test case removes Controllers 2,3, and 4 then performs a ping test.
+#The assign controller is used because the ovs-vsctl module deletes all current controllers when a new controller is assigned.
+#The ping test performs single pings on hosts from opposite sides of the topology. If one ping fails, the test waits 5 seconds before trying again.
+#If the ping test fails 6 times, then the test case will return false
+
+    def CASE4(self,main) :
+        main.log.report("Assign all switches to just one ONOS instance then ping until all hosts are reachable or fail after 6 attempts")
+        import time
+        import random
+
+        random.seed(None)
+
+        num = random.randint(1,4)
+        if num == 1:
+            ip = main.params['CTRL']['ip1']
+            port = main.params['CTRL']['port1']
+        elif num == 2:
+            ip = main.params['CTRL']['ip2']
+            port = main.params['CTRL']['port2']
+        elif num == 3:
+            ip = main.params['CTRL']['ip3']
+            port = main.params['CTRL']['port3']
+        else:
+            ip = main.params['CTRL']['ip4']
+            port = main.params['CTRL']['port4']
+
+        main.log.report("ONOS"+str(num)+" will be the sole controller")
+        for i in range(25):
+            if i < 15:
+                j=i+1
+                main.Mininet1.assign_sw_controller(sw=str(j),ip1=ip,port1=port)  #Assigning a single controller removes all other controllers
+            else:
+                j=i+16
+                main.Mininet1.assign_sw_controller(sw=str(j),ip1=ip,port1=port)
+      
+        strtTime = time.time() 
+        result = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+        for counter in range(9):
+            if result == main.FALSE:
+                time.sleep(3)
+                result = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+            else:
+                main.ONOS2.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS3.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS4.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                break
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Topology check pass",onfail="Topology check FAIL")
+
+        pingAttempts = main.params['pingAttempts']
+        pingSleep = main.params['pingSleep']
+
+        count = 1
+        i = 6
+        while i < 16 :
+            main.log.info("\n\t\t\t\th"+str(i)+" IS PINGING h"+str(i+25) )
+            ping = main.Mininet1.pingHost(src="h"+str(i),target="h"+str(i+25))
+            if ping == main.FALSE and count < int(pingAttempts):
+                count = count + 1
+               # i = 6
+                main.log.report("Ping failed, making attempt number "+str(count)+" in "+str(pingSleep)+" seconds")
+                time.sleep(int(pingSleep))
+            elif ping == main.FALSE and count == int(pingAttempts):
+                main.log.error("Ping test failed")
+                i = 17
+                result2 = main.FALSE
+            elif ping == main.TRUE:
+                i = i + 1
+                result2 = main.TRUE
+        endTime = time.time() 
+        result = result and result2
+        if result == main.TRUE:
+            main.log.report("\tTime to complete ping test: "+str(round(endTime-strtTime,2))+" seconds")
+        else:
+            main.log.report("\tPING TEST FAIL")
+            main.ONOS1.show_intent(main.params['RestIP'])
+        utilities.assert_equals(expect=main.TRUE,actual=result2,onpass="NO PACKET LOSS, HOST IS REACHABLE",onfail="PACKET LOST, HOST IS NOT REACHABLE")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Testcase passed",onfail="Testcase failed")
+
+# **********************************************************************************************************************************************************************************************
+#This test case restores the controllers removed by Case 4 then performs a ping test.
+
+    def CASE5(self,main) :
+        main.log.report("Restore switch assignments to all 4 ONOS instances then ping until all hosts are reachable or fail after 6 attempts")
+        import time
+
+        #add a wait as a work around for a known bug where topology changes after a switch mastership change causes intents to not reroute
+        time.sleep(10)
+
+        for i in range(25):
+            if i < 15:
+                j=i+1
+                main.Mininet1.assign_sw_controller(sw=str(j),count=4,ip1=main.params['CTRL']['ip1'],port1=main.params['CTRL']['port1'],ip2=main.params['CTRL']['ip2'],port2=main.params['CTRL']['port2'],ip3=main.params['CTRL']['ip3'],port3=main.params['CTRL']['port3'],ip4=main.params['CTRL']['ip4'],port4=main.params['CTRL']['port4'])
+            else:
+                j=i+16
+                main.Mininet1.assign_sw_controller(sw=str(j),count=4,ip1=main.params['CTRL']['ip1'],port1=main.params['CTRL']['port1'],ip2=main.params['CTRL']['ip2'],port2=main.params['CTRL']['port2'],ip3=main.params['CTRL']['ip3'],port3=main.params['CTRL']['port3'],ip4=main.params['CTRL']['ip4'],port4=main.params['CTRL']['port4'])
+      
+        strtTime = time.time() 
+        result = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+        for counter in range(9):
+            if result == main.FALSE:
+                time.sleep(3)
+                result = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+            else:
+                main.ONOS2.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS3.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS4.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                break
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Topology check pass",onfail="Topology check FAIL")
+
+        pingAttempts = main.params['pingAttempts']
+        pingSleep = main.params['pingSleep']
+
+        count = 1
+        i = 6
+        while i < 16 :
+            main.log.info("\n\t\t\t\th"+str(i)+" IS PINGING h"+str(i+25) )
+            ping = main.Mininet1.pingHost(src="h"+str(i),target="h"+str(i+25))
+            if ping == main.FALSE and count < int(pingAttempts):
+                count = count + 1
+               # i = 6
+                main.log.report("Ping failed, making attempt number "+str(count)+" in "+str(pingSleep)+" seconds")
+                time.sleep(int(pingSleep))
+            elif ping == main.FALSE and count == int(pingAttempts):
+                main.log.error("Ping test failed")
+                i = 17
+                result2 = main.FALSE
+            elif ping == main.TRUE:
+                i = i + 1
+                result2 = main.TRUE
+        endTime = time.time()
+        result = result and result2
+        if result == main.TRUE:
+            main.log.report("\tTime to complete ping test: "+str(round(endTime-strtTime,2))+" seconds")
+        else:
+            main.log.report("\tPING TEST FAILED")
+            main.ONOS1.show_intent(main.params['RestIP'])
+        utilities.assert_equals(expect=main.TRUE,actual=result2,onpass="NO PACKET LOSS, HOST IS REACHABLE",onfail="PACKET LOST, HOST IS NOT REACHABLE")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Testcase passed",onfail="Testcase failed")
+
+# **********************************************************************************************************************************************************************************************
+#Brings a link that all flows pass through in the mininet down, then runs a ping test to view reroute time
+
+    def CASE6(self,main) :
+        main.log.report("Bring Link between s1 and s2 down, then ping until all hosts are reachable or fail after 10 attempts")
+        import time
+
+        #add a wait as a work around for a known bug where topology changes after a switch mastership change causes intents to not reroute
+        time.sleep(10)
+
+        main.case("Bringing Link down... ")
+        result = main.Mininet1.link(END1=main.params['LINK']['begin'],END2=main.params['LINK']['end'],OPTION="down")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Link DOWN!",onfail="Link not brought down...")
+       
+        strtTime = time.time() 
+        result1 = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+        for counter in range(9):
+            if result1 == main.FALSE:
+                time.sleep(3)
+                result1 = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+            else:
+                main.ONOS2.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+                main.ONOS3.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+                main.ONOS4.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+                break
+        utilities.assert_equals(expect=main.TRUE,actual=result1,onpass="Topology check pass",onfail="Topology check FAIL")
+
+        pingAttempts = main.params['pingAttempts']
+        pingSleep = main.params['pingSleep']
+
+        count = 1
+        i = 6
+        while i < 16 :
+            main.log.info("\n\t\t\t\th"+str(i)+" IS PINGING h"+str(i+25) )
+            ping = main.Mininet1.pingHost(src="h"+str(i),target="h"+str(i+25))
+            if ping == main.FALSE and count < int(pingAttempts):
+                count = count + 1
+                main.log.report("Ping failed, making attempt number "+str(count)+" in "+str(pingSleep)+" seconds")
+                #i = 6
+                time.sleep(int(pingSleep))
+            elif ping == main.FALSE and count == int(pingAttempts):
+                main.log.error("Ping test failed")
+                i = 17
+                result2 = main.FALSE
+            elif ping == main.TRUE:
+                i = i + 1
+                result2 = main.TRUE
+        endTime = time.time()
+        result = result and result2 and result1
+        if result == main.TRUE:
+            main.log.report("\tTime to complete ping test: "+str(round(endTime-strtTime,2))+" seconds")
+        else:
+            main.log.report("\tPING TEST FAILED")
+            main.ONOS1.show_intent(main.params['RestIP'])
+        utilities.assert_equals(expect=main.TRUE,actual=result2,onpass="NO PACKET LOSS, HOST IS REACHABLE",onfail="PACKET LOST, HOST IS NOT REACHABLE")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Testcase passed",onfail="Testcase failed")
+
+# **********************************************************************************************************************************************************************************************
+#Brings the link that Case 6 took down  back up, then runs a ping test to view reroute time
+
+    def CASE7(self,main) :
+        main.log.report("Bring Link between s1 and s2 up, then ping until all hosts are reachable or fail after 10 attempts")
+        import time
+        main.case("Bringing Link up... ")
+
+        #add a wait as a work around for a known bug where topology changes after a switch mastership change causes intents to not reroute
+        time.sleep(10)
+
+        result = main.Mininet1.link(END1=main.params['LINK']['begin'],END2=main.params['LINK']['end'],OPTION="up")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Link UP!",onfail="Link not brought up...")
+      
+        strtTime = time.time() 
+        result1 = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+        for counter in range(9):
+            if result1 == main.FALSE:
+                time.sleep(3)
+                result1 = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+            else:
+                main.ONOS2.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS3.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS4.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                break
+        utilities.assert_equals(expect=main.TRUE,actual=result1,onpass="Topology check pass",onfail="Topology check FAIL")
+
+        pingAttempts = main.params['pingAttempts']
+        pingSleep = main.params['pingSleep']
+
+        strtTime = time.time()
+        count = 1
+        i = 6
+        while i < 16 :
+            main.log.info("\n\t\t\t\th"+str(i)+" IS PINGING h"+str(i+25) )
+            ping = main.Mininet1.pingHost(src="h"+str(i),target="h"+str(i+25))
+            if ping == main.FALSE and count < int(pingAttempts):
+                count = count + 1
+                main.log.report("Ping failed, making attempt number "+str(count)+" in " +str(pingSleep)+" seconds")
+                #i = 6
+                time.sleep(int(pingSleep))
+            elif ping == main.FALSE and count == int(pingAttempts):
+                main.log.error("Ping test failed")
+                i = 17
+                result2 = main.FALSE
+            elif ping == main.TRUE:
+                i = i + 1
+                result2 = main.TRUE
+        endTime = time.time()
+        result = result and result2 and result1
+        if result == main.TRUE:
+            main.log.report("\tTime to complete ping test: "+str(round(endTime-strtTime,2))+" seconds")
+        else:
+            main.log.report("\tPING TESTS FAILED")
+            main.ONOS1.show_intent(main.params['RestIP'])
+        
+        print main.ONOS1.check_exceptions()
+        print main.ONOS2.check_exceptions()
+        print main.ONOS3.check_exceptions()
+        print main.ONOS4.check_exceptions()
+
+        utilities.assert_equals(expect=main.TRUE,actual=result2,onpass="NO PACKET LOSS, HOST IS REACHABLE",onfail="PACKET LOST, HOST IS NOT REACHABLE")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Testcase passed",onfail="Testcase failed")
+
+
+# **********************************************************************************************************************************************************************************************
+# Runs reactive ping test
+    def CASE8(self,main) :
+        main.log.report("Reactive flow ping test:ping until the routes are active or fail after 10 attempts")
+        import time
+      
+        strtTime = time.time() 
+        result = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+        for counter in range(9):
+            if result == main.FALSE:
+                time.sleep(3)
+                result = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+            else:
+                main.ONOS2.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS3.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS4.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                break
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Topology check pass",onfail="Topology check FAIL")
+
+        pingAttempts = main.params['pingAttempts']
+        pingSleep = main.params['pingSleep']
+
+        strtTime = time.time()
+        count = 1
+        i = 6
+        while i < 16 :
+            main.log.info("\n\t\t\t\th"+str(i)+" IS PINGING h"+str(46-i) )
+            ping = main.Mininet1.pingHost(src="h"+str(i),target="h"+str(46-i))
+            if ping == main.FALSE and count < int(pingAttempts):
+                count = count + 1
+                main.log.report("Ping failed, making attempt number "+str(count)+" in " +str(pingSleep)+" seconds")
+                #i = 6
+                time.sleep(int(pingSleep))
+            elif ping == main.FALSE and count == int(pingAttempts):
+                main.log.error("Ping test failed")
+                i = 17
+                result2 = main.FALSE
+            elif ping == main.TRUE:
+                i = i + 1
+                result2 = main.TRUE
+        endTime = time.time()
+        result = result and result2
+        if result == main.TRUE:
+            main.log.report("\tTime to complete ping test: "+str(round(endTime-strtTime,2))+" seconds")
+        else:
+            main.log.report("\tPING TESTS FAILED")
+            main.ONOS1.show_intent(main.params['RestIP'])
+        
+        print main.ONOS1.check_exceptions()
+        print main.ONOS2.check_exceptions()
+        print main.ONOS3.check_exceptions()
+        print main.ONOS4.check_exceptions()
+
+        utilities.assert_equals(expect=main.TRUE,actual=result2,onpass="NO PACKET LOSS, HOST IS REACHABLE",onfail="PACKET LOST, HOST IS NOT REACHABLE")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Testcase passed",onfail="Testcase failed")
+# **********************************************************************************************************************************************************************************************
+#Brings a link that all flows pass through in the mininet down, then runs a ping test to view reroute time
+# This is the same as case 6, but specifically for the reactive tests
+
+    def CASE61(self,main) :
+        main.log.report("Bring Link between s1 and s2 down, then ping until all hosts are reachable or fail after 10 attempts")
+        import time
+
+        #add a wait as a work around for a known bug where topology changes after a switch mastership change causes intents to not reroute
+        time.sleep(10)
+
+        main.case("Bringing Link down... ")
+        result = main.Mininet1.link(END1=main.params['LINK']['begin'],END2=main.params['LINK']['end'],OPTION="down")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Link DOWN!",onfail="Link not brought down...")
+       
+        strtTime = time.time() 
+        result1 = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+        for counter in range(9):
+            if result1 == main.FALSE:
+                time.sleep(3)
+                result1 = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+            else:
+                main.ONOS2.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+                main.ONOS3.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+                main.ONOS4.check_status_report(main.params['RestIP'],main.params['NR_Switches'],str(int(main.params['NR_Links'])-2))
+                break
+        utilities.assert_equals(expect=main.TRUE,actual=result1,onpass="Topology check pass",onfail="Topology check FAIL")
+
+        pingAttempts = main.params['pingAttempts']
+        pingSleep = main.params['pingSleep']
+
+        count = 1
+        i = 6
+        while i < 16 :
+            main.log.info("\n\t\t\t\th"+str(i)+" IS PINGING h"+str(46-i) )
+            ping = main.Mininet1.pingHost(src="h"+str(i),target="h"+str(46-i))
+            if ping == main.FALSE and count < int(pingAttempts):
+                count = count + 1
+                main.log.report("Ping failed, making attempt number "+str(count)+" in "+str(pingSleep)+" seconds")
+                #i = 6
+                time.sleep(int(pingSleep))
+            elif ping == main.FALSE and count == int(pingAttempts):
+                main.log.error("Ping test failed")
+                i = 17
+                result2 = main.FALSE
+            elif ping == main.TRUE:
+                i = i + 1
+                result2 = main.TRUE
+        endTime = time.time()
+        result = result and result2 and result1
+        if result == main.TRUE:
+            main.log.report("\tTime to complete ping test: "+str(round(endTime-strtTime,2))+" seconds")
+        else:
+            main.log.report("\tPING TEST FAILED")
+            main.ONOS1.show_intent(main.params['RestIP'])
+        utilities.assert_equals(expect=main.TRUE,actual=result2,onpass="NO PACKET LOSS, HOST IS REACHABLE",onfail="PACKET LOST, HOST IS NOT REACHABLE")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Testcase passed",onfail="Testcase failed")
+
+
+# **********************************************************************************************************************************************************************************************
+#Brings the link that Case 6 took down  back up, then runs a ping test to view reroute time
+# Specifically for the Reactive tests
+
+    def CASE71(self,main) :
+        main.log.report("Bring Link between s1 and s2 up, then ping until all hosts are reachable or fail after 10 attempts")
+        import time
+        main.case("Bringing Link up... ")
+
+        #add a wait as a work around for a known bug where topology changes after a switch mastership change causes intents to not reroute
+        time.sleep(10)
+
+        result = main.Mininet1.link(END1=main.params['LINK']['begin'],END2=main.params['LINK']['end'],OPTION="up")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Link UP!",onfail="Link not brought up...")
+      
+        strtTime = time.time() 
+        result1 = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+        for counter in range(9):
+            if result1 == main.FALSE:
+                time.sleep(3)
+                result1 = main.ONOS1.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+            else:
+                main.ONOS2.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS3.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                main.ONOS4.check_status_report(main.params['RestIP'],main.params['NR_Switches'],main.params['NR_Links'])
+                break
+        utilities.assert_equals(expect=main.TRUE,actual=result1,onpass="Topology check pass",onfail="Topology check FAIL")
+
+        pingAttempts = main.params['pingAttempts']
+        pingSleep = main.params['pingSleep']
+
+        strtTime = time.time()
+        count = 1
+        i = 6
+        while i < 16 :
+            main.log.info("\n\t\t\t\th"+str(i)+" IS PINGING h"+str(46-i) )
+            ping = main.Mininet1.pingHost(src="h"+str(i),target="h"+str(46-i))
+            if ping == main.FALSE and count < int(pingAttempts):
+                count = count + 1
+                main.log.report("Ping failed, making attempt number "+str(count)+" in " +str(pingSleep)+" seconds")
+                #i = 6
+                time.sleep(int(pingSleep))
+            elif ping == main.FALSE and count == int(pingAttempts):
+                main.log.error("Ping test failed")
+                i = 17
+                result2 = main.FALSE
+            elif ping == main.TRUE:
+                i = i + 1
+                result2 = main.TRUE
+        endTime = time.time()
+        result = result and result2 and result1
+        if result == main.TRUE:
+            main.log.report("\tTime to complete ping test: "+str(round(endTime-strtTime,2))+" seconds")
+        else:
+            main.log.report("\tPING TESTS FAILED")
+            main.ONOS1.show_intent(main.params['RestIP'])
+        
+        print main.ONOS1.check_exceptions()
+        print main.ONOS2.check_exceptions()
+        print main.ONOS3.check_exceptions()
+        print main.ONOS4.check_exceptions()
+
+        utilities.assert_equals(expect=main.TRUE,actual=result2,onpass="NO PACKET LOSS, HOST IS REACHABLE",onfail="PACKET LOST, HOST IS NOT REACHABLE")
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Testcase passed",onfail="Testcase failed")
+
+
+
+
+# ******************************************************************************************************************************************************************
+# Check for ONOS Components health
+
+    def CASE9(self,main) :
+        main.case("Checking component status")
+        result = main.TRUE
+
+        main.step("Checking Zookeeper status")
+        result1 = main.Zookeeper1.status()
+        if not result1:
+            main.log.report("Zookeeper1 encountered a tragic death!")
+        result2 = main.Zookeeper2.status()
+        if not result2:
+            main.log.report("Zookeeper2 encountered a tragic death!")
+        result3 = main.Zookeeper3.status()
+        if not result3:
+            main.log.report("Zookeeper3 encountered a tragic death!")
+        result4 = main.Zookeeper4.status()
+        if not result4:
+            main.log.report("Zookeeper4 encountered a tragic death!")
+        result = result and result1 and result2 and result3 and result4
+
+        main.step("Checking RamCloud status")
+        result5 = main.RamCloud1.status_coor()
+        if not result5:
+            main.log.report("RamCloud Coordinator1 encountered a tragic death!")
+        result6 = main.RamCloud1.status_serv()
+        if not result6:
+            main.log.report("RamCloud Server1 encountered a tragic death!")
+        result7 = main.RamCloud2.status_serv()
+        if not result7:
+            main.log.report("RamCloud Server2 encountered a tragic death!")
+        result8 = main.RamCloud3.status_serv()
+        if not result8:
+            main.log.report("RamCloud Server3 encountered a tragic death!")
+        result9 = main.RamCloud4.status_serv()
+        if not result9:
+            main.log.report("RamCloud Server4 encountered a tragic death!")
+        result = result and result5 and result6 and result7 and result8 and result9
+
+
+        main.step("Checking ONOS status")
+        result10 = main.ONOS1.status()
+        if not result10:
+            main.log.report("ONOS1 core encountered a tragic death!")
+        result11 = main.ONOS2.status()
+        if not result11:
+            main.log.report("ONOS2 core encountered a tragic death!")
+        result12 = main.ONOS3.status()
+        if not result12:
+            main.log.report("ONOS3 core encountered a tragic death!")
+        result13 = main.ONOS4.status()
+        if not result13:
+            main.log.report("ONOS4 core encountered a tragic death!")
+        result = result and result10 and result11 and result12 and result13
+
+
+
+        rest_result =  main.ONOS1.rest_status()
+        if not rest_result:
+            main.log.report("Simple Rest GUI server is not running on ONOS1")
+
+
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="All Components are running",onfail="One or more components failed")
+
+# ******************************************************************************************************************************************************************
+# Test Device Discovery function by yanking s6:s6-eth0 interface and re-plug it into a switch
+
+    def CASE21(self,main) :
+        import json
+        main.log.report("Test device discovery function, by attach, detach, and move host h1 from s1->s6->s1. Per mininet naming, the name of the switch port the host attaches to will remain as 's1-eth1' throughout the test.")
+        main.log.report("Check initially hostMAC/IP exist on the mininet...")
+        host = main.params['YANK']['hostname']
+        mac = main.params['YANK']['hostmac']
+        RestIP1 = main.params['RESTCALL']['restIP1']
+        RestPort = main.params['RESTCALL']['restPort']
+        url = main.params['RESTCALL']['restURL']
+       
+        t_topowait = 5
+        t_restwait = 0
+        main.log.report( "Wait time from topo change to ping set to " + str(t_topowait))
+        main.log.report( "Wait time from ping to rest call set to " + str(t_restwait))
+        #print "host=" + host + ";  RestIP=" + RestIP1 + ";  RestPort=" + str(RestPort)
+        time.sleep(t_topowait) 
+        main.log.info("\n\t\t\t\t ping issue one ping from " + str(host) + " to generate arp to switch. Ping result is not important" )
+        ping = main.Mininet1.pingHost(src = str(host),target = "10.0.0.254")
+        time.sleep(t_restwait)
+        Reststatus, Switch, Port = main.ONOS1.find_host(RestIP1,RestPort,url, mac)
+        main.log.report("Number of host with MAC address = " + mac + " found by ONOS is: " + str(Reststatus))
+        if Reststatus == 1:
+            main.log.report("\t PASSED - Found host mac = " + mac + ";  attached to switchDPID = " +"".join(Switch) + "; at port = " + str(Port[0]))
+            result1 = main.TRUE
+        elif Reststatus > 1:
+            main.log.report("\t FAILED - Host " + host + " with MAC:" + mac + " has " + str(Reststatus) + " duplicated mac  addresses. FAILED")
+            main.log.report("switches are: " + "; ".join(Switch))
+            main.log.report("Ports are: " + "; ".join(Port))
+            result1 = main.FALSE
+        elif Reststatus == 0 and Switch == []:
+            main.log.report("\t FAILED - Host " + host + " with MAC:" + mac + " does not exist. FAILED")
+            result1 = main.FALSE
+        else:# check if rest server is working
+            main.log.error("Issue with find host")
+            result1 = main.FALSE
+
+
+        ##### Step to yank out "s1-eth1" from s1, which is on autoONOS1 #####
+
+        main.log.report("Yank out s1-eth1")
+        main.case("Yankout s6-eth1 (link to h1) from s1")
+        result = main.Mininet1.yank(SW=main.params['YANK']['sw1'],INTF=main.params['YANK']['intf'])
+        time.sleep(t_topowait)
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Yank command suceeded",onfail="Yank command failed...")
+
+        main.log.info("\n\t\t\t\t ping issue one ping from " + str(host) + " to generate arp to switch. Ping result is not important" )
+        ping = main.Mininet1.pingHost(src = str(host),target = "10.0.0.254")
+        time.sleep(t_restwait)
+        Reststatus, Switch, Port = main.ONOS1.find_host(RestIP1,RestPort,url, mac)
+
+        main.log.report("Number of host with MAC = " + mac + " found by ONOS is: " + str(Reststatus))
+        if Reststatus == 1:
+            main.log.report("\tFAILED - Found host MAC = " + mac + "; attached to switchDPID = " + "".join(Switch) + "; at port = " + str(Port))
+            result2 = main.FALSE
+        elif Reststatus > 1:
+            main.log.report("\t FAILED - Host " + host + " with MAC:" + str(mac) + " has " + str(Reststatus) + " duplicated IP addresses. FAILED")
+            main.log.report("switches are: " + "; ".join(Switch))
+            main.log.report("Ports are: " + "; ".join(Port))
+            main.log.report("MACs are: " + "; ".join(MAC))
+            result2 = main.FALSE
+        elif Reststatus == 0 and Switch == []:
+            main.log.report("\t PASSED - Host " + host + " with MAC:" + str(mac) + " does not exist. PASSED - host is not supposed to be attached to the switch.")
+            result2 = main.TRUE
+        else:# check if rest server is working
+            main.log.error("Issue with find host")
+            result2 = main.FALSE
+
+        ##### Step to plug "s1-eth1" to s6, which is on autoONOS3  ######
+        main.log.report("Plug s1-eth1 into s6")
+        main.case("Plug s1-eth1 to s6")
+        result = main.Mininet1.plug(SW=main.params['PLUG']['sw6'],INTF=main.params['PLUG']['intf'])
+        time.sleep(t_topowait)
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Plug command suceeded",onfail="Plug command failed...")
+        main.log.info("\n\t\t\t\t ping issue one ping from " + str(host) + " to generate arp to switch. Ping result is not important" )
+
+        ping = main.Mininet1.pingHost(src = str(host),target = "10.0.0.254")
+        time.sleep(t_restwait)
+        Reststatus, Switch, Port = main.ONOS1.find_host(RestIP1,RestPort,url, mac)
+
+        main.log.report("Number of host with MAC " + mac + " found by ONOS is: " + str(Reststatus))
+        if Reststatus == 1:
+            main.log.report("\tPASSED - Found host MAC = " + mac + "; attached to switchDPID = " + "".join(Switch) + "; at port = " + str(Port[0]))
+            result3 = main.TRUE
+        elif Reststatus > 1:
+            main.log.report("\t FAILED - Host " + host + " with MAC:" + str(mac) + " has " + str(Reststatus) + " duplicated IP addresses. FAILED")
+            main.log.report("switches are: " + "; ".join(Switch))
+            main.log.report("Ports are: " + "; ".join(Port))
+            main.log.report("MACs are: " + "; ".join(MAC))
+            result3 = main.FALSE
+        elif Reststatus == 0 and Switch == []:
+            main.log.report("\t FAILED - Host " + host + " with MAC:" + str(mac) + " does not exist. FAILED")
+            result3 = main.FALSE
+        else:# check if rest server is working
+            main.log.error("Issue with find host")
+            result3 = main.FALSE
+
+        ###### Step to put interface "s1-eth1" back to s1"#####
+        main.log.report("Move s1-eth1 back on to s1")
+        main.case("Move s1-eth1 back to s1")
+        result = main.Mininet1.yank(SW=main.params['YANK']['sw6'],INTF=main.params['YANK']['intf'])
+        time.sleep(t_topowait)
+        result = main.Mininet1.plug(SW=main.params['PLUG']['sw1'],INTF=main.params['PLUG']['intf'])
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Yank/Plug command suceeded",onfail="Yank/Plug command failed...")
+        main.log.info("\n\t\t\t\t ping issue one ping from " + str(host) + " to generate arp to switch. Ping result is not important" )
+
+        ping = main.Mininet1.pingHost(src = str(host),target = "10.0.0.254")
+        time.sleep(t_restwait)
+        Reststatus, Switch, Port = main.ONOS1.find_host(RestIP1,RestPort,url, mac)
+
+        main.log.report("Number of host with IP=10.0.0.1 found by ONOS is: " + str(Reststatus))
+        if Reststatus == 1:
+            main.log.report("\tPASSED - Found host MAC = " + mac + "; attached to switchDPID = " + "".join(Switch) + "; at port = " + str(Port[0]))
+            result4 = main.TRUE
+        elif Reststatus > 1:
+            main.log.report("\t FAILED - Host " + host + " with MAC:" + str(mac) + " has " + str(Reststatuas) + " duplicated IP addresses. FAILED")
+            main.log.report("switches are: " + "; ".join(Switch))
+            main.log.report("Ports are: " + "; ".join(Port))
+            main.log.report("MACs are: " + "; ".join(MAC))
+            result4 = main.FALSE
+        elif Reststatus == 0 and Switch == []:
+            main.log.report("\t FAILED -Host " + host + " with MAC:" + str(mac) + " does not exist. FAILED")
+            result4 = main.FALSE
+        else:# check if rest server is working
+            main.log.error("Issue with find host")
+            result4 = main.FALSE
+        time.sleep(20)
+        Reststatus, Switch, Port = main.ONOS1.find_host(RestIP1,RestPort,url,mac)
+        main.log.report("Number of host with IP=10.0.0.1 found by ONOS is: " + str(Reststatus))
+        if Reststatus ==1:
+            main.log.report("\t FAILED - Host " + host + "with MAC:" + str(mac) + "was still found after expected timeout")
+        elif Reststatus>1:
+            main.log.report("\t FAILED - Host " + host + "with MAC:" + str(mac) + "was still found after expected timeout(multiple found)")
+        elif Reststatus==0:
+            main.log.report("\t PASSED - Device cleared after timeout")
+
+        result = result1 and result2 and result3 and result4
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="DEVICE DISCOVERY TEST PASSED PLUG/UNPLUG/MOVE TEST",onfail="DEVICE DISCOVERY TEST FAILED")
+
+
+    def CASE100(self,main):
+
+        time.sleep(40)
+        ctrls = []
+        count = 1
+        while True:
+            temp = ()
+            if ('ip' + str(count)) in main.params['CTRL']:
+                temp = temp + (getattr(main,('ONOS' + str(count))),)
+                temp = temp + ("ONOS"+str(count),)
+                temp = temp + (main.params['CTRL']['ip'+str(count)],)
+                temp = temp + (eval(main.params['CTRL']['port'+str(count)]),)
+                ctrls.append(temp)
+                count = count + 1
+            else:
+                break
+
+
+        topo_result = main.TRUE
+        for n in range(1,5):
+            temp_result = main.Mininet1.compare_topo(ctrls, main.ONOS1.get_json(main.params['CTRL']['ip'+str(n)]+":"+main.params['CTRL']['restPort'+str(n)]+main.params['TopoRest'])) 
+            '''
+            temp_result = main.Mininet1.compare_topo(
+                        [(main.ONOS1, 'ONOS1', main.params['CTRL']['ip1'], main.params['CTRL']['port1']),
+                            (main.ONOS2, 'ONOS2', main.params['CTRL']['ip2'], main.params['CTRL']['port2']),
+                            (main.ONOS3, 'ONOS3', main.params['CTRL']['ip3'], main.params['CTRL']['port3']),
+                            (main.ONOS4, 'ONOS4', main.params['CTRL']['ip4'], main.params['CTRL']['port4'])],
+                        main.ONOS1.get_json(main.params['CTRL']['ip'+str(n)]+":"+main.params['CTRL']['restPort'+str(n)]+main.params['TopoRest']))
+            '''
+            topo_result = topo_result and temp_result
+        print "Topoology check results: " + str(topo_result)
+
diff --git a/TestON/tests/TopoONOS2/TopoONOS2.topo b/TestON/tests/TopoONOS2/TopoONOS2.topo
new file mode 100644
index 0000000..c3f1b4b
--- /dev/null
+++ b/TestON/tests/TopoONOS2/TopoONOS2.topo
@@ -0,0 +1,139 @@
+<TOPOLOGY>
+
+    <COMPONENT>
+        <Zookeeper1>
+            <host>10.128.11.1</host>
+            <user>admin</user>
+            <password>onos_test</password>
+            <type>ZookeeperCliDriver</type>
+            <connect_order>1</connect_order>
+            <COMPONENTS>
+             </COMPONENTS>
+        </Zookeeper1>
+
+        <Zookeeper2>
+            <host>10.128.11.2</host>
+            <user>admin</user>
+            <password>onos_test</password>
+            <type>ZookeeperCliDriver</type>
+            <connect_order>2</connect_order>
+            <COMPONENTS>
+             </COMPONENTS>
+        </Zookeeper2>
+
+        <Zookeeper3>
+            <host>10.128.11.3</host>
+            <user>admin</user>
+            <password>onos_test</password>
+            <type>ZookeeperCliDriver</type>
+            <connect_order>3</connect_order>
+            <COMPONENTS>
+             </COMPONENTS>
+        </Zookeeper3>
+       
+        <Zookeeper4>
+            <host>10.128.11.4</host>
+            <user>admin</user>
+            <password>onos_test</password>
+            <type>ZookeeperCliDriver</type>
+            <connect_order>4</connect_order>
+            <COMPONENTS>
+             </COMPONENTS>
+        </Zookeeper4>
+
+        <RamCloud1>
+            <host>10.128.11.1</host>
+            <user>admin</user>
+            <password>onos_test</password>
+            <type>RamCloudCliDriver</type>
+            <connect_order>5</connect_order>
+            <COMPONENTS>
+             </COMPONENTS>
+        </RamCloud1>
+
+        <RamCloud2>
+            <host>10.128.11.2</host>
+            <user>admin</user>
+            <password>onos_test</password>
+            <type>RamCloudCliDriver</type>
+            <connect_order>6</connect_order>
+            <COMPONENTS>
+             </COMPONENTS>
+        </RamCloud2>
+       
+        <RamCloud3>
+            <host>10.128.11.3</host>
+            <user>admin</user>
+            <password>onos_test</password>
+            <type>RamCloudCliDriver</type>
+            <connect_order>7</connect_order>
+            <COMPONENTS>
+             </COMPONENTS>
+        </RamCloud3>
+       
+        <RamCloud4>
+            <host>10.128.11.4</host>
+            <user>admin</user>
+            <password>onos_test</password>
+            <type>RamCloudCliDriver</type>
+            <connect_order>8</connect_order>
+            <COMPONENTS>
+             </COMPONENTS>
+        </RamCloud4>
+
+        <ONOS1>
+            <host>10.128.11.1</host>
+            <user>admin</user>
+            <password>onos_test</password>
+            <type>OnosCliDriver</type>
+            <connect_order>9</connect_order>
+            <COMPONENTS>
+             </COMPONENTS>
+        </ONOS1>
+
+        <ONOS2>
+            <host>10.128.11.2</host>
+            <user>admin</user>
+            <password>onos_test</password>
+            <type>OnosCliDriver</type>
+            <connect_order>10</connect_order>
+            <COMPONENTS>
+             </COMPONENTS>
+        </ONOS2>
+
+        <ONOS3>
+            <host>10.128.11.3</host>
+            <user>admin</user>
+            <password>onos_test</password>
+            <type>OnosCliDriver</type>
+            <connect_order>11</connect_order>
+            <COMPONENTS>
+             </COMPONENTS>
+        </ONOS3>
+       
+        <ONOS4>
+            <host>10.128.11.4</host>
+            <user>admin</user>
+            <password>onos_test</password>
+            <type>OnosCliDriver</type>
+            <connect_order>12</connect_order>
+            <COMPONENTS>
+             </COMPONENTS>
+        </ONOS4>
+
+        <Mininet1>
+            <host>10.128.11.11</host>
+            <user>admin</user>
+            <password>onos_test</password>
+            <type>MininetCliDriver</type>
+            <connect_order>13</connect_order>
+            <COMPONENTS>
+                # Specify the Option for mininet
+                <arg1> --custom ~/mininet/custom/topo-onos4node.py </arg1>
+                <arg2> --topo mytopo </arg2>
+                <controller> remote </controller>
+             </COMPONENTS>
+        </Mininet1>
+
+    </COMPONENT>
+</TOPOLOGY>
diff --git a/TestON/tests/TopoONOS2/__init__.py b/TestON/tests/TopoONOS2/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/TestON/tests/TopoONOS2/__init__.py