Adding lots of new test cases for IGMP
diff --git a/src/test/igmp/igmpTest.py b/src/test/igmp/igmpTest.py
index 1670c62..3a0ad15 100644
--- a/src/test/igmp/igmpTest.py
+++ b/src/test/igmp/igmpTest.py
@@ -12,6 +12,7 @@
 from McastTraffic import *
 from Stats import Stats
 from OnosCtrl import OnosCtrl
+from OltConfig import OltConfig
 from Channels import IgmpChannel
 log.setLevel('INFO')
 
@@ -42,24 +43,34 @@
     V_INF2 = 'veth1'
     MGROUP1 = '239.1.2.3'
     MGROUP2 = '239.2.2.3'
+    MINVALIDGROUP1 = '255.255.255.255'
+    MINVALIDGROUP2 = '239.255.255.255'
     MMACGROUP1 = "01:00:5e:01:02:03"
     MMACGROUP2 = "01:00:5e:02:02:03"
-    MINVALIDGROUP1 = "255.255.255.255"
-    MINVALIDGROUP2 = "255.255.255.255"
     IGMP_DST_MAC = "01:00:5e:00:01:01"
     IGMP_SRC_MAC = "5a:e1:ac:ec:4d:a1"
     IP_SRC = '1.2.3.4'
     IP_DST = '224.0.1.1'
+    NEGATIVE_TRAFFIC_STATUS = 1
     igmp_eth = Ether(dst = IGMP_DST_MAC, src = IGMP_SRC_MAC, type = ETH_P_IP)
     igmp_ip = IP(dst = IP_DST, src = IP_SRC)
     IGMP_TEST_TIMEOUT = 5
-    IGMP_QUERY_TIMEOUT = 30
+    IGMP_QUERY_TIMEOUT = 60
     MCAST_TRAFFIC_TIMEOUT = 10
     PORT_TX_DEFAULT = 2
     PORT_RX_DEFAULT = 1
     max_packets = 100
     app = 'org.onosproject.igmp'
+    olt_conf_file = os.path.join(os.path.dirname(os.path.realpath(__file__)), '../setup/olt_config.json')
 
+    @classmethod
+    def setUpClass(cls):
+          cls.olt = OltConfig(olt_conf_file = cls.olt_conf_file)
+          OnosCtrl.cord_olt_config(cls.olt.olt_device_data())
+
+    @classmethod
+    def tearDownClass(cls): pass
+          
     def setUp(self):
         ''' Activate the dhcp app'''
         self.onos_ctrl = OnosCtrl(self.app)
@@ -159,6 +170,31 @@
         if delay != 0:
             time.sleep(delay)
 
+    def send_igmp_join_recvQuery(self, groups, rec_queryCount = None, src_list = ['1.2.3.4'], ip_pkt = None, iface = 'veth0', delay = 2):
+        self.onos_ssm_table_load(groups, src_list)
+        igmp = IGMPv3(type = IGMP_TYPE_V3_MEMBERSHIP_REPORT, max_resp_code=30,
+                      gaddr=self.IP_DST)
+        for g in groups:
+              gr = IGMPv3gr(rtype=IGMP_V3_GR_TYPE_EXCLUDE, mcaddr=g)
+              gr.sources = src_list
+              gr.sources = src_list
+              igmp.grps.append(gr)
+        if ip_pkt is None:
+              ip_pkt = self.igmp_eth/self.igmp_ip
+        pkt = ip_pkt/igmp
+        IGMPv3.fixup(pkt)
+        if rec_queryCount == None:
+            log.info('Sending IGMP join for group %s and waiting for one query packet and printing the packet' %groups)
+            resp = srp1(pkt, iface=iface)
+        else:
+            log.info('Sending IGMP join for group %s and waiting for periodic query packets and printing one packet' %groups)
+            resp = srp3(pkt, iface=iface)
+#       resp = srp1(pkt, iface=iface) if rec_queryCount else srp3(pkt, iface=iface)
+        resp[0].summary()
+        log.info('Sent IGMP join for group %s and received a query packet and  printing packet' %groups)
+        if delay != 0:
+            time.sleep(delay)
+
     def send_igmp_leave(self, groups, src_list = ['1.2.3.4'], ip_pkt = None, iface = 'veth0', delay = 2):
         igmp = IGMPv3(type = IGMP_TYPE_V3_MEMBERSHIP_REPORT, max_resp_code=30,
                       gaddr=self.IP_DST)
@@ -174,6 +210,24 @@
         if delay != 0:
             time.sleep(delay)
 
+    def send_igmp_leave_listening_group_specific_query(self, groups, src_list = ['1.2.3.4'], ip_pkt = None, iface = 'veth0', delay = 2):
+        igmp = IGMPv3(type = IGMP_TYPE_V3_MEMBERSHIP_REPORT, max_resp_code=30,
+                      gaddr=self.IP_DST)
+        for g in groups:
+              gr = IGMPv3gr(rtype=IGMP_V3_GR_TYPE_INCLUDE, mcaddr=g)
+              gr.sources = src_list
+              igmp.grps.append(gr)
+        if ip_pkt is None:
+              ip_pkt = self.igmp_eth/self.igmp_ip
+        pkt = ip_pkt/igmp
+        IGMPv3.fixup(pkt)
+        log.info('Sending IGMP leave for group %s and waiting for one group specific query packet and printing the packet' %groups)
+        resp = srp1(pkt, iface=iface)
+        resp[0].summary()
+        log.info('Sent IGMP leave for group %s and received a group specific query packet and printing packet' %groups)
+        if delay != 0:
+            time.sleep(delay)
+
     @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+10)
     def test_igmp_join_verify_traffic(self):
         groups = ['224.0.1.1', '225.0.0.1']
@@ -290,6 +344,7 @@
           for g in groups:
                 group_map[g] = [0,0]
 
+          log.info('Verifying join interface should receive multicast data')
           while True:
                 p = recv_socket.recv()
                 if p.dst in groups and group_map[p.dst][0] == 0:
@@ -311,20 +366,22 @@
           log.debug('Returning from recv task')
 
     def igmp_not_recv_task(self, intf, groups, join_state):
+          global NEGATIVE_TRAFFIC_STATUS
           recv_socket = L2Socket(iface = intf, type = ETH_P_IP)
           group_map = {}
           for g in groups:
                 group_map[g] = [0,0]
 
-          log.info('Should not receive any multicast data')
-          status = 1
+          log.info('Verifying join interface should not receive any multicast data')
+          NEGATIVE_TRAFFIC_STATUS = 1
           def igmp_recv_cb(pkt):
                 log.info('Multicast packet %s received for left groups %s' %(pkt[IP].dst, groups))
-                status = 2
+                global NEGATIVE_TRAFFIC_STATUS
+                NEGATIVE_TRAFFIC_STATUS = 2
           sniff(prn = igmp_recv_cb, count = 1, lfilter = lambda p: p[IP].dst in groups,
                 timeout = 3, opened_socket = recv_socket)
           recv_socket.close()
-          return status
+          return NEGATIVE_TRAFFIC_STATUS 
 
     def group_latency_check(self, groups):
           tasks = []
@@ -381,7 +438,7 @@
                     log.info('Got IGMP query packet from %s for %s' %(pkt[IP].src, pkt[IP].dst))
                     assert_equal(pkt[IP].dst, '224.0.0.1')
 
-              sniff(prn = igmp_query_cb, count=1, lfilter = lambda p: p[IP].dst in groups,
+              sniff(prn = igmp_query_cb, count=1, lfilter = lambda p: IP in p and p[IP].dst in groups,
                     opened_socket = self.recv_socket)
               self.recv_socket.close()
               self.df.callback(0)
@@ -405,6 +462,29 @@
         log.info('Sending join message for group %s' %g2)
         self.send_igmp_join((g2,), src_list = sourcelist2, ip_pkt = eth/ip, iface = intf, delay = 2)
 
+    def igmp_send_joins_different_groups_srclist_wait_query_packets(self, groups, sources, intf = V_INF1, delay = 2, ip_src = None, query_group1 = None, query_group2 = None):
+        g1 = groups[0]
+        g2 = groups[1]
+        sourcelist1 = sources[0]
+        sourcelist2 = sources[1]
+        eth = Ether(dst = self.MMACGROUP1, src = self.IGMP_SRC_MAC, type = ETH_P_IP)
+        src_ip = ip_src or self.IP_SRC
+        ip = IP(dst = g1, src = src_ip)
+        if query_group1 is 'group1':
+            log.info('Sending join message for the group %s and waiting for a query packet on join interface' %g1)
+            self.send_igmp_join_recvQuery((g1,), None, src_list = sourcelist1, ip_pkt = eth/ip, iface = intf, delay = 2)
+        else: 
+            log.info('Sending join message for the group %s' %g1)
+            self.send_igmp_join((g1,), src_list = sourcelist1, ip_pkt = eth/ip, iface = intf, delay = 2)
+        eth = Ether(dst = self.MMACGROUP2, src = self.IGMP_SRC_MAC, type = ETH_P_IP)
+        ip = IP(dst = g2, src = src_ip)
+        if query_group2 is 'group2':
+            log.info('Sending join message for the group %s and waiting for a query packet on join interface' %g2)
+            self.send_igmp_join_recvQuery((g2,), None, src_list = sourcelist2, ip_pkt = eth/ip, iface = intf, delay = 2)
+        else: 
+            log.info('Sending join message for group %s' %g2)
+            self.send_igmp_join((g2,), src_list = sourcelist2, ip_pkt = eth/ip, iface = intf, delay = 2)
+
     def igmp_joins_leave_functionality(self, again_join = False, df = None):
         groups1 = (self.MGROUP1,)
         groups2 = (self.MGROUP2,)
@@ -461,7 +541,7 @@
 
     @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+20)
     def test_igmp_2joins_1leave_functionality(self):
-        '''This test is subscribing to two channels and sending leave for one channel'''
+        ## '''This test is subscribing to two channels and sending leave for one channel'''
         df = defer.Deferred()
         def test_igmp_2joins_1leave():
               self.igmp_joins_leave_functionality(again_join = False, df = df)
@@ -471,7 +551,7 @@
 
     @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+25)
     def test_igmp_2joins_1leave_again_joins_functionality(self):
-        '''This test is subscribing to two channels and sending leave for one channel,again join to the same group'''
+        ## '''This test is subscribing to two channels and sending leave for one channel,again join to the same group'''
         df = defer.Deferred()
         def test_igmp_2joins_1leave_join_again():
               self.igmp_joins_leave_functionality(again_join = True, df = df)
@@ -479,7 +559,8 @@
         reactor.callLater(0, test_igmp_2joins_1leave_join_again)
         return df
 
-    def igmp_not_src_list_functionality(self, df = None):
+    def igmp_not_in_src_list_functionality(self, df = None):
+        ## '''This test is sending multicast data from source 6.6.6.6 which is not in joins report '''
         groups1 = (self.MGROUP1,)
         groups2 = (self.MGROUP2,)
         self.igmp_send_joins_different_groups_srclist(groups1 + groups2,
@@ -495,20 +576,21 @@
                                      src_ip = src_ip, cb = self.send_mcast_cb, arg = igmpState1)
         mcastTraffic1.start()
         join_state1 = IGMPTestState(groups = groups1)
+        log.info('Interface should not receive from multicast groups %s from an interface, which is expected' %groups1)
         target1 = self.igmp_not_recv_task(self.V_INF1, groups1, join_state1)
         assert target1 == 1, 'EXPECTED FAILURE'
-        log.info('Interface is not receiving from multicast groups %s' %groups1)
+        log.info('Interface is not receiving from multicast groups %s, working as expected' %groups1)
         mcastTraffic1.stop()
         self.onos_ctrl.deactivate()
 
     @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+20)
-    def test_igmp_not_src_list_functionality(self):
-        '''This test is sending join with source list A,B,C and exclude A,D'''
+    def test_igmp_not_in_src_list_functionality(self):
+        ## '''This test is sending multicast data from source 6.6.6.6 which is not in joins report '''
         df = defer.Deferred()
-        def igmp_not_src_list_functionality():
-              self.igmp_not_src_list_functionality(df = df)
+        def igmp_not_in_src_list_functionality():
+              self.igmp_not_in_src_list_functionality(df = df)
               df.callback(0)
-        reactor.callLater(0, igmp_not_src_list_functionality)
+        reactor.callLater(0, igmp_not_in_src_list_functionality)
         return df
 
     def igmp_change_to_exclude_src_list_functionality(self, df = None):
@@ -537,7 +619,7 @@
 
     @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+10)
     def test_igmp_change_to_exclude_src_list_functionality(self):
-        '''This test is sending join with source list A,B,C and exclude A,D'''
+        ## '''This test is checking that change to exclude source list functionality '''
         df = defer.Deferred()
         def igmp_change_to_exclude_src_list_functionality():
               self.igmp_change_to_exclude_src_list_functionality(df = df)
@@ -545,14 +627,81 @@
         reactor.callLater(0, igmp_change_to_exclude_src_list_functionality)
         return df
 
+    def igmp_include_to_allow_src_list_functionality(self, df = None):
+        groups1 = (self.MGROUP1,)
+        groups2 = (self.MGROUP2,)
+        self.igmp_send_joins_different_groups_srclist(groups1 + groups2,
+                                                      (['2.2.2.2', '3.3.3.3', '4.4.4.4'], ['2.2.2.2', '5.5.5.5']),
+                                                      intf = self.V_INF1, delay = 2)
+        dst_mac = '01:00:5e:01:02:03'
+        src_ip = '2.2.2.2'
+        if df is None:
+              df = defer.Deferred()
+        igmpState1 = IGMPTestState(groups = groups1, df = df)
+        igmpStateRecv1 = IGMPTestState(groups = groups1, df = df)
+        mcastTraffic1 = McastTraffic(groups1, iface= 'veth2', dst_mac = dst_mac,
+                                     src_ip = src_ip, cb = self.send_mcast_cb, arg = igmpState1)
+        mcastTraffic1.start()
+        join_state1 = IGMPTestState(groups = groups1)
+        target1 = self.igmp_recv_task(self.V_INF1, groups1, join_state1)
+        self.igmp_send_joins_different_groups_srclist(groups1 + groups2,
+                                                      (['2.2.2.2', '3.3.3.3', '4.4.4.4', '6.6.6.6'], ['2.2.2.2', '5.5.5.5']),
+                                                      intf = self.V_INF1, delay = 2)
+        target1 = self.igmp_recv_task(self.V_INF1, groups1, join_state1)
+        mcastTraffic1.stop()
+        self.onos_ctrl.deactivate()
+
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+30)
+    def test_igmp_include_to_allow_src_list_functionality(self):
+        '''Verify join INCLUDE (A) and Allow(B) from both A and B source list should receive multicast traffic. '''
+        df = defer.Deferred()
+        def igmp_include_to_allow_src_list_functionality():
+              self.igmp_include_to_allow_src_list_functionality(df = df)
+              df.callback(0)
+        reactor.callLater(0, igmp_include_to_allow_src_list_functionality)
+        return df
+
+    def igmp_include_to_block_src_list_functionality(self, df = None):
+        groups1 = (self.MGROUP1,)
+        groups2 = (self.MGROUP2,)
+        self.igmp_send_joins_different_groups_srclist(groups1 + groups2,
+                                                      (['2.2.2.2', '3.3.3.3', '4.4.4.4'], ['2.2.2.2', '5.5.5.5']),
+                                                      intf = self.V_INF1, delay = 2)
+        dst_mac = '01:00:5e:01:02:03'
+        src_ip = '2.2.2.2'
+        if df is None:
+              df = defer.Deferred()
+        igmpState1 = IGMPTestState(groups = groups1, df = df)
+        igmpStateRecv1 = IGMPTestState(groups = groups1, df = df)
+        mcastTraffic1 = McastTraffic(groups1, iface= 'veth2', dst_mac = dst_mac,
+                                     src_ip = src_ip, cb = self.send_mcast_cb, arg = igmpState1)
+        mcastTraffic1.start()
+        join_state1 = IGMPTestState(groups = groups1)
+        target1 = self.igmp_recv_task(self.V_INF1, groups1, join_state1)
+        self.send_igmp_leave(groups = groups1, src_list = ['6.6.6.6','7.7.7.7'],
+                             iface = self.V_INF1, delay = 2)
+        target1 = self.igmp_recv_task(self.V_INF1, groups1, join_state1)
+        log.info('Interface is still receiving from old multicast group data %s even after we send bolck list' %groups1)
+        mcastTraffic1.stop()
+        self.onos_ctrl.deactivate()
+
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+30)
+    def test_igmp_include_to_block_src_list_functionality(self):
+        '''Verify join INCLUDE (A) and Block(B) from A source list, should receive multicast traffic.'''
+        df = defer.Deferred()
+        def igmp_include_to_block_src_list_functionality():
+              self.igmp_include_to_block_src_list_functionality(df = df)
+              df.callback(0)
+        reactor.callLater(0, igmp_include_to_block_src_list_functionality)
+        return df
+
+
     def igmp_change_to_include_src_list_functionality(self, df = None):
         groups1 = (self.MGROUP1,)
         groups2 = (self.MGROUP2,)
         self.send_igmp_leave(groups = groups1, src_list = ['2.2.2.2', '3.3.3.3', '4.4.4.4'],
                              iface = self.V_INF1, delay = 2)
-        self.igmp_send_joins_different_groups_srclist(groups1 + groups2,
-                                                      (['2.2.2.2', '3.3.3.3', '4.4.4.4'], ['6.6.6.6', '5.5.5.5']),
-                                                      intf = self.V_INF1, delay = 2)
+        
         dst_mac = '01:00:5e:01:02:03'
         src_ip = '2.2.2.2'
         if df is None:
@@ -576,7 +725,7 @@
 
     @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+10)
     def test_igmp_change_to_include_src_list_functionality(self):
-        '''This test is sending join with source list A,B,C and exclude D,E'''
+        ## '''This test is checking that change to include source list functionality '''
         df = defer.Deferred()
         def igmp_change_to_include_src_list_functionality():
               self.igmp_change_to_include_src_list_functionality(df = df)
@@ -584,6 +733,81 @@
         reactor.callLater(0, igmp_change_to_include_src_list_functionality)
         return df
 
+    def igmp_exclude_to_allow_src_list_functionality(self, df = None):
+        groups1 = (self.MGROUP1,)
+        groups2 = (self.MGROUP2,)
+        self.send_igmp_leave(groups = groups1, src_list = ['2.2.2.2', '3.3.3.3', '4.4.4.4'],
+                             iface = self.V_INF1, delay = 2)
+        
+        dst_mac = '01:00:5e:01:02:03'
+        src_ip = '2.2.2.2'
+        if df is None:
+              df = defer.Deferred()
+        igmpState1 = IGMPTestState(groups = groups1, df = df)
+        igmpStateRecv1 = IGMPTestState(groups = groups1, df = df)
+        mcastTraffic1 = McastTraffic(groups1, iface= 'veth2', dst_mac = dst_mac,
+                                     src_ip = src_ip, cb = self.send_mcast_cb, arg = igmpState1)
+        mcastTraffic1.start()
+        join_state1 = IGMPTestState(groups = groups1)
+        target1= self.igmp_not_recv_task(self.V_INF1, groups1, join_state1)
+        assert target1 == 1, 'EXPECTED FAILURE'
+        log.info('Interface is not receiving from multicast groups %s' %groups1)
+        self.igmp_send_joins_different_groups_srclist(groups1 + groups2,
+                                                      (['6.6.6.6', '7.7.7.7', '8.8.8.8'], ['6.6.6.6', '5.5.5.5']),
+                                                      intf = self.V_INF1, delay = 2)
+        target1= self.igmp_not_recv_task(self.V_INF1, groups1, join_state1)
+        assert target1 == 1, 'EXPECTED FAILURE'
+        log.info('Interface is not receiving from multicast groups %s' %groups1)
+        mcastTraffic1.stop()
+        self.onos_ctrl.deactivate()
+
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+10)
+    def test_igmp_exclude_to_allow_src_list_functionality(self):
+        '''Verify join EXCLUDE(A) and Allow(B) from both A and B source list, should receive multicast traffic. '''
+        df = defer.Deferred()
+        def igmp_exclude_to_allow_src_list_functionality():
+              self.igmp_exclude_to_allow_src_list_functionality(df = df)
+              df.callback(0)
+        reactor.callLater(0, igmp_exclude_to_allow_src_list_functionality)
+        return df
+
+    def igmp_exclude_to_block_src_list_functionality(self, df = None):
+        groups1 = (self.MGROUP1,)
+        groups2 = (self.MGROUP2,)
+        self.send_igmp_leave(groups = groups1, src_list = ['2.2.2.2', '3.3.3.3', '4.4.4.4'],
+                             iface = self.V_INF1, delay = 2)
+        
+        dst_mac = '01:00:5e:01:02:03'
+        src_ip = '2.2.2.2'
+        if df is None:
+              df = defer.Deferred()
+        igmpState1 = IGMPTestState(groups = groups1, df = df)
+        igmpStateRecv1 = IGMPTestState(groups = groups1, df = df)
+        mcastTraffic1 = McastTraffic(groups1, iface= 'veth2', dst_mac = dst_mac,
+                                     src_ip = src_ip, cb = self.send_mcast_cb, arg = igmpState1)
+        mcastTraffic1.start()
+        join_state1 = IGMPTestState(groups = groups1)
+        target1= self.igmp_not_recv_task(self.V_INF1, groups1, join_state1)
+        assert target1 == 1, 'EXPECTED FAILURE'
+        log.info('Interface is not receiving from multicast groups %s' %groups1)
+        self.send_igmp_leave(groups = groups1, src_list = ['2.2.2.2', '3.3.3.3', '4.4.4.4', '5.5.5.5', '7.7.7.7'],
+                             iface = self.V_INF1, delay = 2)
+        target1= self.igmp_not_recv_task(self.V_INF1, groups1, join_state1)
+        assert target1 == 1, 'EXPECTED FAILURE'
+        log.info('Interface is not receiving from multicast groups %s' %groups1)
+        mcastTraffic1.stop()
+        self.onos_ctrl.deactivate()
+
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+10)
+    def test_igmp_exclude_to_block_src_list_functionality(self):
+        ''' Verify join EXCLUDE (A) and Block(B) from A source list, should receive multicast traffic. '''
+        df = defer.Deferred()
+        def igmp_exclude_to_block_src_list_functionality():
+              self.igmp_exclude_to_block_src_list_functionality(df = df)
+              df.callback(0)
+        reactor.callLater(0, igmp_exclude_to_block_src_list_functionality)
+        return df
+
     def igmp_new_src_list_functionality(self, df = None):
         groups1 = (self.MGROUP1,)
         groups2 = (self.MGROUP2,)
@@ -604,7 +828,7 @@
         assert target1 == 1, 'EXPECTED FAILURE'
         log.info('Interface is not receiving from multicast groups %s' %groups1)
         self.igmp_send_joins_different_groups_srclist(groups1 + groups2,
-                                                      (['6.6.6.6', '3.3.3.3', '4.4.4.4'], ['2.2.2.2', '5.5.5.5']),
+                                                      (['2.2.2.2', '6.6.6.6', '3.3.3.3', '4.4.4.4'], ['2.2.2.2', '5.5.5.5']),
                                                       intf = self.V_INF1, delay = 2)
         target2 = self.igmp_recv_task(self.V_INF1, groups1, join_state1)
         log.info('Interface is receiving from multicast groups %s after sending join with new source list' %groups1)
@@ -613,7 +837,7 @@
 
     @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+10)
     def test_igmp_new_src_list_functionality(self):
-        '''This test is sending join with source list A,B,C and exclude A,D'''
+        ## '''This test is checking that adding new source list to existing source list functionality '''
         df = defer.Deferred()
         def igmp_new_src_list_functionality():
               self.igmp_new_src_list_functionality(df = df)
@@ -651,7 +875,7 @@
 
     @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+20)
     def test_igmp_block_old_src_list_functionality(self):
-        '''This test is sending join with source list A,B,C and exclude A,D'''
+        ## '''This test is checking that block old source list from existing source list functionality '''
         df = defer.Deferred()
         def igmp_block_old_src_list_functionality():
               self.igmp_block_old_src_list_functionality(df = df)
@@ -660,7 +884,6 @@
         return df
 
     def igmp_include_empty_src_list_functionality(self, df = None):
-        print'This test is sending join with source list A,B,C and exclude D,F,G'
         groups1 = (self.MGROUP1,)
         groups2 = (self.MGROUP2,)
         groups = groups1 + groups2
@@ -685,8 +908,8 @@
 
     @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+20)
     def ztest_igmp_include_empty_src_list_functionality(self):
-        '''This test is sending join with source list A,B,C and exclude D,F,G'''
-        '''Disabling this test as scapy IGMP doesn't work with empty source lists'''
+        ## '''This test is checking that multicast functionality by sending empty source list to include  '''
+        ## '''Disabling this test as scapy IGMP doesn't work with empty source lists'''
         df = defer.Deferred()
         def igmp_include_empty_src_list_functionality():
               self.igmp_include_empty_src_list_functionality(df = df)
@@ -716,8 +939,8 @@
 
     @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+20)
     def ztest_igmp_exclude_empty_src_list_functionality(self):
-        '''This test is sending join with source list A,B,C and exclude D,F,G'''
-        '''Disabling this test case since scapy IGMP doesn't work with empty src list'''
+        ## '''This test is checking that multicast functionality by sending empty source list to exclude  '''
+        ## '''Disabling this test case since scapy IGMP doesn't work with empty src list'''
         df = defer.Deferred()
         def igmp_exclude_empty_src_list_functionality():
               self.igmp_exclude_empty_src_list_functionality()
@@ -751,7 +974,7 @@
 
     @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+20)
     def test_igmp_join_sourceip_0_0_0_0_functionality(self):
-        '''This test is sending join with source list A,B,C and exclude D,F,G with source IP as 0.0.0.0'''
+        ## '''This test is sending join with source list A,B,C and exclude D,F,G with source IP as 0.0.0.0'''
         df = defer.Deferred()
         def igmp_join_sourceip_0_0_0_0_functionality():
               self.igmp_join_sourceip_0_0_0_0_functionality(df = df)
@@ -759,6 +982,7 @@
         reactor.callLater(0, igmp_join_sourceip_0_0_0_0_functionality)
         return df
 
+
     def igmp_invalid_join_packet_functionality(self, df = None):
         groups1 = (self.MGROUP1,)
         groups2 = (self.MINVALIDGROUP1,)
@@ -780,13 +1004,13 @@
         join_state1 = IGMPTestState(groups = groups2)
         target1 = self.igmp_not_recv_task(self.V_INF1, groups2, join_state1)
         assert target1==1, 'EXPECTED FAILURE'
-        log.info('Interface is not receiving data from multicast groups %s when we sent invalid join packet ' %groups2)
+        log.info('Interface is not receiving from multicast groups %s when we sent invalid join packet ' %groups2)
         mcastTraffic1.stop()
         self.onos_ctrl.deactivate()
 
     @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+20)
     def test_igmp_invalid_join_packet_functionality(self):
-        '''This test is sending invalid join with source list A,B,C and exclude D,F,G with multicast group as 255.255.255.255'''
+        ## '''This test is sending invalid join with source list A,B,C and exclude D,F,G with multicast group as 255.255.255.255'''
         df = defer.Deferred()
         def igmp_invalid_join_packet_functionality():
               self.igmp_invalid_join_packet_functionality(df = df)
@@ -814,38 +1038,95 @@
         mcastTraffic1.start()
         join_state1 = IGMPTestState(groups = groups2)
         target1 = self.igmp_recv_task(self.V_INF1, groups2, join_state1)
-        log.info('Interface is receiving data from multicast groups, before bringing it down self.V_INF1=%s  ' %self.V_INF1)
+        log.info('Interface is receiving from multicast groups,  before bring down the self.V_INF1=%s  ' %self.V_INF1)
         os.system('ifconfig '+self.V_INF1+' down')
         log.info(' the self.V_INF1 %s is down now  ' %self.V_INF1)
         os.system('ifconfig '+self.V_INF1)
         time.sleep(10)
-        #target1 = self.igmp_not_recv_task(self.V_INF1, groups2, join_state1)
-        #assert target1==1, 'EXPECTED FAILURE'
-        #log.info('Interface is not receiving from multicast groups %s when we shutdown the subscriber interface ' %groups2)
         os.system('ifconfig '+self.V_INF1+' up')
         os.system('ifconfig '+self.V_INF1)
         log.info(' the self.V_INF1 %s is up now  ' %self.V_INF1)
-        #target1 = self.igmp_not_recv_task(self.V_INF1, groups2, join_state1)
-        #assert target1==0, 'EXPECTED FAILURE'
-        #log.info('Interface is not receiving from multicast groups %s when we shutdown the subscriber interface ' %groups2)
         target1 = self.igmp_recv_task(self.V_INF1, groups2, join_state1)
-        log.info('Interface is receiving data from multicast groups %s when we bring up interface  ' %groups2)
+        log.info('Interface is receiving from multicast groups %s when we bringup interface up after down  ' %groups2)
         mcastTraffic1.stop()
         self.onos_ctrl.deactivate()
 
-
     @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+20)
-    def test_igmp_join_data_receiving_during_subscriber_link_down_up_functionality(self):
-        '''This test is sending join with source list A,B,C and exclude D,F,G with valid multicast group during receiving data, shutdown the data receiving port  '''
+    def test_igmp_join_data_receiving_during_subscriber_link_up_down_functionality(self):
+        ## '''This test is sending join with source list A,B,C and exclude D,F,G with valid multicast group during receiving data, shutdown on data receiving port'''
         df = defer.Deferred()
-        def igmp_join_data_receiving_during_subscriber_link_down_up_functionality():
-            self.igmp_join_data_receiving_during_subscriber_link_down_up_functionality(df = df)
-            df.callback(0)
+        def igmp_join_data_receiving_during_subscriber_link_up_down_functionality():
+              self.igmp_join_data_receiving_during_subscriber_link_down_up_functionality(df = df)
+              df.callback(0)
         reactor.callLater(0, igmp_join_data_receiving_during_subscriber_link_down_up_functionality)
         return df
 
+    def igmp_join_data_receiving_during_channel_distributor_link_up_down_functionality(self, df = None):
+        groups1 = (self.MGROUP1,)
+        groups2 = (self.MGROUP2,)
+        groups = groups1 + groups2
+        ip_src = '1.1.1.1'
+        self.igmp_send_joins_different_groups_srclist(groups,
+                                                      (['2.2.2.2', '3.3.3.3', '4.4.4.4'], ['5.5.5.5', '6.6.6.6']),
+                                                      intf = self.V_INF1, delay = 2, ip_src = ip_src)
+        ip_src = self.IP_SRC
+        dst_mac1 = '01:00:5e:01:02:03'
+        dst_mac2 = '01:00:5e:02:02:03'
+        src_ip2 = '5.5.5.5'
+        src_ip1 = '2.2.2.2'
+        if df is None:
+              df = defer.Deferred()
+        igmpState1 = IGMPTestState(groups = groups1, df = df)
+        igmpState2 = IGMPTestState(groups = groups2, df = df)
+        igmpStateRecv1 = IGMPTestState(groups = groups1, df = df)
+        igmpStateRecv2 = IGMPTestState(groups = groups2, df = df)
+        mcastTraffic1 = McastTraffic(groups1, iface= 'veth2', dst_mac = dst_mac1,
+                                     src_ip = src_ip1, cb = self.send_mcast_cb, arg = igmpState1)
+        mcastTraffic2 = McastTraffic(groups2, iface= 'veth3', dst_mac = dst_mac2,
+                                     src_ip = src_ip2,  cb = self.send_mcast_cb, arg = igmpState2)
+        mcastTraffic1.start()
+        mcastTraffic2.start()
+        join_state1 = IGMPTestState(groups = groups1)
+        join_state2 = IGMPTestState(groups = groups2)
+        target1 = self.igmp_recv_task(self.V_INF1, groups1, join_state1)
+        target2 = self.igmp_recv_task(self.V_INF1, groups2, join_state2)
+        log.info('Interface is receiving from multicast groups,  before bring down the veth2 and subscriber link is self.V_INF1=%s up ' %self.V_INF1)
+        mcastTraffic1.stop()
+        os.system('ifconfig '+'veth2'+' down')
+        log.info(' the channel distributor interface veth2 is down now  ' )
+        os.system('ifconfig '+'veth2')
+        time.sleep(10)
+        log.info('Verifying interface is still receiving a multicast groups2 %s traffic even though other group traffic sending interface goes down' %groups2)
+        target2 = self.igmp_not_recv_task(self.V_INF1, groups2, join_state1)
+        log.info('Verified that interface is still receiving a multicast groups2 %s traffic even though other group traffic sending interface goes down' %groups2)
+        target1 = self.igmp_not_recv_task(self.V_INF1, groups1, join_state1)
+        assert target1==1, 'EXPECTED FAILURE'
+        log.info('Interface is not receiving from multicast groups1 %s when we shutdown the subscriber interface ' %groups1)
+        os.system('ifconfig '+'veth2'+' up')
+        os.system('ifconfig '+'veth2')
+        log.info(' the channel distributor interface veth2 is up now  ')
+        time.sleep(10)
+        mcastTraffic1.start()
+        log.info('Verifying interface is receiving from both multicast groups data %s when we bringup interface up after down  ' %groups2)
+        target1 = self.igmp_not_recv_task(self.V_INF1, groups1, join_state1)
+        target2 = self.igmp_recv_task(self.V_INF1, groups2, join_state2)
+        target2 = self.igmp_recv_task(self.V_INF1, groups2, join_state2)
+        log.info('Interface is receiving from multicast groups %s when we bringup interface up after down  ' %groups2)
+        mcastTraffic2.stop()
+        self.onos_ctrl.deactivate()
+    ##  This test case is failing to receive traffic from multicast data from defferent channel interfaces TO-DO
+    ###### TO DO scenario #######
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+60)
+    def ztest_igmp_join_data_receiving_during_channel_distributor_link_down_up_functionality(self):
+        ## '''This test is sending join with source list A,B,C with valid multicast group during receiving data, shutdown the data sending port'''
+        df = defer.Deferred()
+        def igmp_join_data_receiving_during_channel_distributor_link_down_up_functionality():
+              self.igmp_join_data_receiving_during_channel_distributor_link_down_up_functionality(df = df)
+              df.callback(0)
+        reactor.callLater(0, igmp_join_data_receiving_during_channel_distributor_link_down_up_functionality)
+        return df
 
-    def igmp_invalidClassDIP_join_packet_functionality(self, df = None):
+    def igmp_invalidClassD_IP_join_packet_functionality(self, df = None):
         groups1 = (self.MGROUP1,)
         groups2 = (self.MINVALIDGROUP2,)
         groups = groups1 + groups2
@@ -866,21 +1147,21 @@
         join_state1 = IGMPTestState(groups = groups2)
         target1 = self.igmp_not_recv_task(self.V_INF1, groups2, join_state1)
         assert target1==1, 'EXPECTED FAILURE'
-        log.info('Interface is not receiving data from multicast groups %s when we send invalid join packet ' %groups2)
+        log.info('Interface is not receiving from multicast groups %s when we sent invalid join packet ' %groups2)
         mcastTraffic1.stop()
         self.onos_ctrl.deactivate()
 
     @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+20)
-    def test_igmp_invalidClassDIP_join_packet_functionality(self):
-        '''This test is sending invalid join with source list A,B,C and exclude D,F,G with multicast group as 239.255.255.255'''
+    def test_igmp_invalidClassD_IP_join_packet_functionality(self):
+        ## '''This test is sending invalid join with source list A,B,C with multicast group as 239.255.255.255'''
         df = defer.Deferred()
-        def igmp_invalidClassDIP_join_packet_functionality():
-              self.igmp_invalidClassDIP_join_packet_functionality(df = df)
+        def igmp_invalidClass_D_IP_join_packet_functionality():
+              self.igmp_invalidClass_D_IP_join_packet_functionality(df = df)
               df.callback(0)
-        reactor.callLater(0, igmp_invalidClassDIP_join_packet_functionality)
+        reactor.callLater(0, igmp_invalidClassD_IP_join_packet_functionality)
         return df
 
-    def igmp_invalidClassDIP_as_srclistIP_join_packet_functionality(self, df = None):
+    def igmp_invalidClassD_IP_as_srclistIP_join_packet_functionality(self, df = None):
         groups1 = (self.MGROUP1,)
         groups2 = (self.MGROUP2,)
         groups = groups1 + groups2
@@ -901,34 +1182,522 @@
         join_state1 = IGMPTestState(groups = groups2)
         target1 = self.igmp_not_recv_task(self.V_INF1, groups2, join_state1)
         assert target1==1, 'EXPECTED FAILURE'
-        log.info('Interface is not receiving data from multicast groups %s when we send invalid join packet ' %groups2)
+        log.info('Interface is not receiving from multicast groups %s when we sent invalid join packet ' %groups2)
         mcastTraffic1.stop()
         self.onos_ctrl.deactivate()
 
     @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+20)
-    def test_igmp_invalidClassDIP_as_srclistIP_join_packet_functionality(self):
-        '''This test is sending invalid join with source list A,B,C and exclude D,F,G with source list as  239.5.5.5'''
+    def test_igmp_invalidClassD_IP_as_srclistIP_join_packet_functionality(self):
+        ## '''This test is sending invalid join with source list A,B,C and exclude D,F,G with source list as  239.5.5.5'''
         df = defer.Deferred()
-        def igmp_invalidClassDIP_as_srclistIP_join_packet_functionality():
-            self.igmp_invalidClassDIP_as_srclistIP_join_packet_functionality(df = df)
-            df.callback(0)
-        reactor.callLater(0, igmp_invalidClassDIP_as_srclistIP_join_packet_functionality)
-        return df 
+        def igmp_invalidClassD_IP_as_srclistIP_join_packet_functionality():
+              self.igmp_invalidClassD_IP_as_srclistIP_join_packet_functionality(df = df)
+              df.callback(0)
+        reactor.callLater(0, igmp_invalidClassD_IP_as_srclistIP_join_packet_functionality)
+        return df
 
-    def send_igmp_join_listeningQuery(self, groups, src_list = ['1.2.3.4'], ip_pkt = None, iface = 'veth0', delay = 2):
-         self.onos_ssm_table_load(groups, src_list)
-         igmp = IGMPv3(type = IGMP_TYPE_V3_MEMBERSHIP_REPORT, 
-                       max_resp_code=30,
-                       gaddr=self.IP_DST)
-         for g in groups:
-               gr = IGMPv3gr(rtype=IGMP_V3_GR_TYPE_EXCLUDE, mcaddr=g)
-               gr.sources = src_list
-               igmp.grps.append(gr)
-         if ip_pkt is None:
-               ip_pkt = self.igmp_eth/self.igmp_ip
-         pkt = ip_pkt/igmp
-         IGMPv3.fixup(pkt)
-         resp = srp1(pkt, iface=iface)
-         resp[0].summary()
-         if delay != 0:
-             time.sleep(delay)
+
+    def igmp_general_query_recv_packet_functionality(self, df = None):
+        groups1 = (self.MGROUP1,)
+        groups2 = (self.MGROUP2,)
+        groups = groups1 + groups2
+        ip_src = '1.1.1.1'
+        self.igmp_send_joins_different_groups_srclist(groups,
+                                                      (['2.2.2.2', '3.3.3.3', '4.4.4.4'], ['5.5.5.5']),
+                                                      intf = self.V_INF1, delay = 2, ip_src = ip_src)
+        ip_src = self.IP_SRC
+        dst_mac = '01:00:5e:02:02:03'
+        src_ip = '5.5.5.5'
+        if df is None:
+              df = defer.Deferred()
+        igmpState1 = IGMPTestState(groups = groups2, df = df)
+        igmpStateRecv1 = IGMPTestState(groups = groups2, df = df)
+        mcastTraffic1 = McastTraffic(groups2, iface= 'veth2', dst_mac = dst_mac,
+                                     src_ip = src_ip, cb = self.send_mcast_cb, arg = igmpState1)
+        mcastTraffic1.start()
+        join_state1 = IGMPTestState(groups = groups2)
+        log.info('Started delay to verify multicast data taraffic for group %s is received or not for 180 sec ' %groups2)
+        time.sleep(100)
+        target2 = self.igmp_recv_task(self.V_INF1, groups2, join_state1)
+        log.info('Verified that  multicast data for group %s is received after 100 sec ' %groups2)
+        time.sleep(50)
+        target2 = self.igmp_recv_task(self.V_INF1, groups2, join_state1)
+        log.info('Verified that  multicast data for group %s is received after 150 sec ' %groups2)
+        time.sleep(30)
+        target2 = self.igmp_recv_task(self.V_INF1, groups2, join_state1)
+        log.info('Verified that  multicast data for group %s is received after 180 sec ' %groups2)
+        time.sleep(10)
+        target2 = self.igmp_recv_task(self.V_INF1, groups2, join_state1)
+        log.info('Verified that  multicast data for group %s is received after 190 sec ' %groups2)
+        target3 = mcastTraffic1.isRecvStopped()
+        assert target3==False, 'EXPECTED FAILURE'
+        log.info('Verified that multicast data for a group %s is still transmitting from a data interface' %groups2)
+        log.info('Now checking joining interface is receiving a multicast data for group %s after 190 sec' %groups2)
+        target1 = self.igmp_not_recv_task(self.V_INF1, groups2, join_state1)
+        assert target1==1, 'EXPECTED FAILURE'
+        log.info('Interface is not receiving multicast data for group %s' %groups2)
+        mcastTraffic1.stop()
+        self.onos_ctrl.deactivate()
+
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+250)
+    def test_igmp_general_query_recv_packet_traffic_functionality(self):
+        ## '''This test is verifying whether multicast data is stopped after 180 sec time if we dont respond to query packet which will generated by a querier router'''
+        df = defer.Deferred()
+        def igmp_general_query_recv_packet_functionality():
+              self.igmp_general_query_recv_packet_functionality(df = df)
+              df.callback(0)
+        reactor.callLater(0, igmp_general_query_recv_packet_functionality)
+        return df
+    
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+80)
+    def test_igmp_query_packet_received_on_joining_interface(self):
+        ## '''This test is verifying whether joining interface is receiving general membership query packet from querier router '''
+        groups = ['224.0.1.10', '225.0.0.10']
+        leave_groups = ['224.0.1.10']
+        df = defer.Deferred()
+        igmpState = IGMPTestState(groups = groups, df = df)
+        igmpStateRecv = IGMPTestState(groups = groups, df = df)
+        igmpStateList = (igmpState, igmpStateRecv)
+        mcastTraffic = McastTraffic(groups, iface= 'veth2', cb = self.send_mcast_cb, 
+                                    arg = igmpState)
+        self.df = df
+        self.mcastTraffic = mcastTraffic
+        self.recv_socket = L3PacketSocket(iface = 'veth0', type = ETH_P_IP)
+        
+        def igmp_srp_task(stateList):
+            igmpSendState, igmpRecvState = stateList
+            if not mcastTraffic.isRecvStopped():
+                result = self.igmp_recv(igmpRecvState)
+                reactor.callLater(0, igmp_srp_task, stateList)
+            else:
+                self.mcastTraffic.stop()
+                self.recv_socket.close()
+                self.igmp_verify_leave(stateList, leave_groups)
+                self.df.callback(0)
+
+        log.info('Sending join packet and expected to receive on egeneral query packet after 60 sec for multicast %s ' %groups)
+        self.send_igmp_join_recvQuery(groups)
+        log.info('Received a egeneral query packet for multicast %s group on joing interface and sending traffic' %groups)
+        mcastTraffic.start()
+        self.test_timer = reactor.callLater(self.MCAST_TRAFFIC_TIMEOUT, self.mcast_traffic_timer)
+        reactor.callLater(0, igmp_srp_task, igmpStateList)
+        return df
+
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+190)
+    def test_igmp_periodic_query_packet_received_on_joining_interface(self):
+        ## '''This test is verifying whether joining interface is receiving periodic general membership query packets from querier router '''
+        groups = ['224.0.1.10', '225.0.0.10']
+        leave_groups = ['224.0.1.10']
+        df = defer.Deferred()
+        igmpState = IGMPTestState(groups = groups, df = df)
+        igmpStateRecv = IGMPTestState(groups = groups, df = df)
+        igmpStateList = (igmpState, igmpStateRecv)
+        mcastTraffic = McastTraffic(groups, iface= 'veth2', cb = self.send_mcast_cb, 
+                                    arg = igmpState)
+        self.df = df
+        self.mcastTraffic = mcastTraffic
+        self.recv_socket = L3PacketSocket(iface = 'veth0', type = ETH_P_IP)
+        
+        def igmp_srp_task(stateList):
+            igmpSendState, igmpRecvState = stateList
+            if not mcastTraffic.isRecvStopped():
+                result = self.igmp_recv(igmpRecvState)
+                reactor.callLater(0, igmp_srp_task, stateList)
+            else:
+                self.mcastTraffic.stop()
+                self.recv_socket.close()
+                self.igmp_verify_leave(stateList, leave_groups)
+                self.df.callback(0)
+
+        self.send_igmp_join_recvQuery(groups,3)
+        return df
+
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+190)
+    def test_igmp_periodic_query_packet_received_and_checking_entry_deleted(self):
+        ## '''This test is verifying whether joining interface is receiving periodic general membership query packets from querier router, checking expire membership interval and traffic should not receive'''
+        groups = ['224.0.1.10', '225.0.0.10']
+        leave_groups = ['224.0.1.10']
+        df = defer.Deferred()
+        igmpState = IGMPTestState(groups = groups, df = df)
+        igmpStateRecv = IGMPTestState(groups = groups, df = df)
+        igmpStateList = (igmpState, igmpStateRecv)
+        mcastTraffic = McastTraffic(groups, iface= 'veth2', cb = self.send_mcast_cb, 
+                                    arg = igmpState)
+        self.df = df
+        self.mcastTraffic = mcastTraffic
+        self.recv_socket = L3PacketSocket(iface = 'veth0', type = ETH_P_IP)
+        
+        def igmp_srp_task(stateList):
+            igmpSendState, igmpRecvState = stateList
+            if not mcastTraffic.isRecvStopped():
+                result = self.igmp_recv(igmpRecvState)
+                reactor.callLater(0, igmp_srp_task, stateList)
+            else:
+                self.mcastTraffic.stop()
+                self.recv_socket.close()
+                self.igmp_verify_leave(stateList, leave_groups)
+                self.df.callback(0)
+
+        self.send_igmp_join_recvQuery(groups,3)
+        log.info('Received periodic egeneral query packets for multicast %s, now checking entry is deleted from tabel by sending traffic for that group' %groups)
+        mcastTraffic.start()
+        self.test_timer = reactor.callLater(self.MCAST_TRAFFIC_TIMEOUT, self.mcast_traffic_timer)
+        reactor.callLater(0, igmp_srp_task, igmpStateList)
+        return df
+
+
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+190)
+    def test_igmp_member_query_interval_expire_re_joining_interface(self):
+        ## '''This test is verifying whether joining interface is receiving multicast data even after group menership interval expire by sending again joining to that multicast data group'''
+        groups = ['224.0.1.10', '225.0.0.10']
+        leave_groups = ['224.0.1.10']
+        df = defer.Deferred()
+        igmpState = IGMPTestState(groups = groups, df = df)
+        igmpStateRecv = IGMPTestState(groups = groups, df = df)
+        igmpStateList = (igmpState, igmpStateRecv)
+        mcastTraffic = McastTraffic(groups, iface= 'veth2', cb = self.send_mcast_cb, 
+                                    arg = igmpState)
+        self.df = df
+        self.mcastTraffic = mcastTraffic
+        self.recv_socket = L3PacketSocket(iface = 'veth0', type = ETH_P_IP)
+        
+        def igmp_srp_task(stateList):
+            igmpSendState, igmpRecvState = stateList
+            if not mcastTraffic.isRecvStopped():
+                result = self.igmp_recv(igmpRecvState)
+                reactor.callLater(0, igmp_srp_task, stateList)
+            else:
+                self.mcastTraffic.stop()
+                self.recv_socket.close()
+                self.igmp_verify_leave(stateList, leave_groups)
+                self.df.callback(0)
+
+        self.send_igmp_join_recvQuery(groups,3)
+        log.info('Received periodic egeneral query packets for multicast %s, now sending join packet again and verifying traffic for that group is received or not on joining interface' %groups)
+        self.send_igmp_join(groups)
+        mcastTraffic.start()
+        self.test_timer = reactor.callLater(self.MCAST_TRAFFIC_TIMEOUT, self.mcast_traffic_timer)
+        reactor.callLater(0, igmp_srp_task, igmpStateList)
+        return df
+
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+50)
+    def test_igmp_leave_verify_received_group_source_specific_query(self):
+        ## '''This test is verfying when we send leave message we should get group-source specific query '''
+        groups = ['224.0.1.10', '225.0.0.10']
+        leave_groups = ['224.0.1.10']
+        df = defer.Deferred()
+        igmpState = IGMPTestState(groups = groups, df = df)
+        igmpStateRecv = IGMPTestState(groups = groups, df = df)
+        igmpStateList = (igmpState, igmpStateRecv)
+        mcastTraffic = McastTraffic(groups, iface= 'veth2', cb = self.send_mcast_cb, 
+                                    arg = igmpState)
+        self.df = df
+        self.mcastTraffic = mcastTraffic
+        self.recv_socket = L3PacketSocket(iface = 'veth0', type = ETH_P_IP)
+        
+        def igmp_srp_task(stateList):
+            igmpSendState, igmpRecvState = stateList
+            if not mcastTraffic.isRecvStopped():
+                result = self.igmp_recv(igmpRecvState)
+                reactor.callLater(0, igmp_srp_task, stateList)
+            else:
+                self.mcastTraffic.stop()
+                self.recv_socket.close()
+                self.igmp_verify_leave(stateList, leave_groups)
+                self.df.callback(0)
+
+        self.send_igmp_join(groups)
+        self.send_igmp_leave_listening_group_specific_query(leave_groups, delay = 3)
+        return df
+
+    def igmp_change_to_exclude_src_list_check_for_group_source_specific_query(self, df = None):
+        groups1 = (self.MGROUP1,)
+        groups2 = (self.MGROUP2,)
+        self.igmp_send_joins_different_groups_srclist(groups1 + groups2,
+                                                      (['2.2.2.2', '3.3.3.3', '4.4.4.4'], ['2.2.2.2', '5.5.5.5']),
+                                                      intf = self.V_INF1, delay = 2)
+        dst_mac = '01:00:5e:01:02:03'
+        src_ip = '2.2.2.2'
+        if df is None:
+              df = defer.Deferred()
+        igmpState1 = IGMPTestState(groups = groups1, df = df)
+        igmpStateRecv1 = IGMPTestState(groups = groups1, df = df)
+        mcastTraffic1 = McastTraffic(groups1, iface= 'veth2', dst_mac = dst_mac,
+                                     src_ip = src_ip, cb = self.send_mcast_cb, arg = igmpState1)
+        mcastTraffic1.start()
+        join_state1 = IGMPTestState(groups = groups1)
+        target1 = self.igmp_recv_task(self.V_INF1, groups1, join_state1)
+        self.send_igmp_leave_listening_group_specific_query(groups = groups1, src_list = ['2.2.2.2'], iface = self.V_INF1, delay =2)
+        time.sleep(10)
+        target2 = self.igmp_not_recv_task(self.V_INF1, groups1, join_state1)
+        assert target2 == 1, 'EXPECTED FAILURE'
+        log.info('Interface is not receiving from multicast groups %s after sending CHANGE_TO_EXCLUDE' %groups2)
+        mcastTraffic1.stop()
+        self.onos_ctrl.deactivate()
+
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+60)
+    def test_igmp_change_to_exclude_src_list_check_for_group_source_specific_query(self):
+        '''Verify join INCLUDE (A) and TO_EX(B) for a multicast group, 
+           we should receive group source specific membership query packet to A*B source list interface'''
+        df = defer.Deferred()
+        def igmp_change_to_exclude_src_list_check_for_group_source_specific_query():
+              self.igmp_change_to_exclude_src_list_check_for_group_source_specific_query(df = df)
+              df.callback(0)
+        reactor.callLater(0, igmp_change_to_exclude_src_list_check_for_group_source_specific_query)
+        return df
+
+    def igmp_change_to_include_src_list_check_for_general_query(self, df = None):
+        groups1 = (self.MGROUP1,)
+        groups2 = (self.MGROUP2,)
+        self.send_igmp_leave(groups = groups1, src_list = ['2.2.2.2', '3.3.3.3', '4.4.4.4'],
+                             iface = self.V_INF1, delay = 2)
+        dst_mac = '01:00:5e:01:02:03'
+        src_ip = '2.2.2.2'
+        if df is None:
+              df = defer.Deferred()
+        igmpState1 = IGMPTestState(groups = groups1, df = df)
+        igmpStateRecv1 = IGMPTestState(groups = groups1, df = df)
+        mcastTraffic1 = McastTraffic(groups1, iface= 'veth2', dst_mac = dst_mac,
+                                     src_ip = src_ip, cb = self.send_mcast_cb, arg = igmpState1)
+        mcastTraffic1.start()
+        join_state1 = IGMPTestState(groups = groups1)
+        target1= self.igmp_not_recv_task(self.V_INF1, groups1, join_state1)
+        assert target1 == 1, 'EXPECTED FAILURE'
+        log.info('Interface is not receiving from multicast groups %s' %groups1)
+        self.igmp_send_joins_different_groups_srclist_wait_query_packets(groups1 + groups2,
+                                                   (['2.2.2.2', '3.3.3.3', '4.4.4.4'], ['6.6.6.6', '5.5.5.5']),
+                                                    intf = self.V_INF1, delay = 2,query_group1 = 'group1', query_group2 = None)
+        time.sleep(10)
+        target2 = self.igmp_recv_task(self.V_INF1, groups1, join_state1)
+        log.info('Interface is receiving from multicast groups %s after send Change to include message' %groups1)
+        mcastTraffic1.stop()
+        self.onos_ctrl.deactivate()
+
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+80)
+    def test_igmp_change_to_include_src_list_check_for_general_query(self):
+        '''Verify join EXCLUDE (A) and TO_IN(B) for a multicast group, 
+        we should receive general membership query packet. '''
+        df = defer.Deferred()
+        def igmp_change_to_include_src_list_check_for_general_query():
+              self.igmp_change_to_include_src_list_check_for_general_query(df = df)
+              df.callback(0)
+        reactor.callLater(0, igmp_change_to_include_src_list_check_for_general_query)
+        return df
+
+    def igmp_allow_new_src_list_check_for_general_query(self, df = None):
+        groups1 = (self.MGROUP1,)
+        groups2 = (self.MGROUP2,)
+        self.igmp_send_joins_different_groups_srclist(groups1+groups2,
+                                                      (['2.2.2.2', '3.3.3.3', '4.4.4.4'], ['2.2.2.2', '5.5.5.5']),
+                                                      intf = self.V_INF1, delay = 2)
+        dst_mac = '01:00:5e:01:02:03'
+        src_ip = '6.6.6.6'
+        if df is None:
+              df = defer.Deferred()
+        igmpState1 = IGMPTestState(groups = groups1, df = df)
+        igmpStateRecv1 = IGMPTestState(groups = groups1, df = df)
+        mcastTraffic1 = McastTraffic(groups1, iface= 'veth2', dst_mac = dst_mac,
+                                     src_ip = src_ip, cb = self.send_mcast_cb, arg = igmpState1)
+        mcastTraffic1.start()
+        join_state1 = IGMPTestState(groups = groups1)
+        target1 = self.igmp_not_recv_task(self.V_INF1, groups1, join_state1)
+        #assert target1 == 1, 'EXPECTED FAILURE'
+        log.info('Interface is not receiving from multicast groups %s' %groups1)
+        self.igmp_send_joins_different_groups_srclist_wait_query_packets(groups1 + groups2,                                                                              (['2.2.2.2', '6.6.6.6', '3.3.3.3', '4.4.4.4'], ['2.2.2.2', '5.5.5.5']),
+                                              intf = self.V_INF1, delay = 2, query_group1 = 'group1', query_group2 = None)
+        target2 = self.igmp_recv_task(self.V_INF1, groups1, join_state1)
+        log.info('Interface is receiving from multicast groups %s after sending join with new source list' %groups1)
+        mcastTraffic1.stop()
+        self.onos_ctrl.deactivate()
+
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+80)
+    def test_igmp_allow_new_src_list_check_for_general_query(self):
+        '''Verify join INCLUDE (A) and ALLOW(B) for a multicast group, we 
+           should receive general membership query packet. '''
+        df = defer.Deferred()
+        def igmp_allow_new_src_list_check_for_general_query():
+              self.igmp_allow_new_src_list_check_for_general_query(df = df)
+              df.callback(0)
+        reactor.callLater(0, igmp_allow_new_src_list_check_for_general_query)
+        return df
+
+    def igmp_block_old_src_list_check_for_group_source_specific_query(self, df = None):
+        groups1 = (self.MGROUP1,)
+        groups2 = (self.MGROUP2,)
+        groups = groups1 + groups2
+        self.igmp_send_joins_different_groups_srclist(groups,
+                                                      (['2.2.2.2', '3.3.3.3', '4.4.4.4'], ['2.2.2.2', '5.5.5.5']),
+                                                      intf = self.V_INF1, delay = 2)
+        dst_mac = '01:00:5e:02:02:03'
+        src_ip = '5.5.5.5'
+        if df is None:
+              df = defer.Deferred()
+        igmpState1 = IGMPTestState(groups = groups2, df = df)
+        igmpStateRecv1 = IGMPTestState(groups = groups2, df = df)
+        mcastTraffic1 = McastTraffic(groups2, iface= 'veth2', dst_mac = dst_mac,
+                                     src_ip = src_ip, cb = self.send_mcast_cb, arg = igmpState1)
+        mcastTraffic1.start()
+        join_state1 = IGMPTestState(groups = groups2)
+        target1 = self.igmp_recv_task(self.V_INF1, groups2, join_state1)
+        log.info('Interface is receiving from multicast groups %s' %groups2)
+        self.igmp_send_joins_different_groups_srclist_wait_query_packets(groups,
+                                                (['6.6.6.6', '3.3.3.3', '4.4.4.4'], ['2.2.2.2', '7.7.7.7']),
+                                                intf = self.V_INF1, delay = 2, query_group1 = 'group1', query_group2 = None)
+        target2 = self.igmp_not_recv_task(self.V_INF1, groups2, join_state1)
+        assert target2 == 1, 'EXPECTED FAILURE'
+        log.info('Interface is not receiving from multicast groups %s after sending join with block old source list' %groups2)
+        mcastTraffic1.stop()
+        self.onos_ctrl.deactivate()
+
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+90)
+    def test_igmp_block_old_src_list_check_for_group_source_specific_query(self):
+        """ Verify when we send join INCLUDE (A) and BLOCK(B) for a multicast group, we should receive 
+            group source specific membership query packet to A*B source list interface""" 
+        df = defer.Deferred()
+        def igmp_block_old_src_list_check_for_group_source_specific_query():
+              self.igmp_block_old_src_list_check_for_group_source_specific_query(df = df)
+              df.callback(0)
+        reactor.callLater(0, igmp_block_old_src_list_check_for_group_source_specific_query)
+        return df
+
+    def igmp_include_to_allow_src_list_check_for_general_query(self, df = None):
+        groups1 = (self.MGROUP1,)
+        groups2 = (self.MGROUP2,)
+        self.igmp_send_joins_different_groups_srclist(groups1 + groups2,
+                                                      (['2.2.2.2', '3.3.3.3', '4.4.4.4'], ['2.2.2.2', '5.5.5.5']),
+                                                      intf = self.V_INF1, delay = 2)
+        dst_mac = '01:00:5e:01:02:03'
+        src_ip = '2.2.2.2'
+        if df is None:
+              df = defer.Deferred()
+        igmpState1 = IGMPTestState(groups = groups1, df = df)
+        igmpStateRecv1 = IGMPTestState(groups = groups1, df = df)
+        mcastTraffic1 = McastTraffic(groups1, iface= 'veth2', dst_mac = dst_mac,
+                                     src_ip = src_ip, cb = self.send_mcast_cb, arg = igmpState1)
+        mcastTraffic1.start()
+        join_state1 = IGMPTestState(groups = groups1)
+        target1 = self.igmp_recv_task(self.V_INF1, groups1, join_state1)
+        self.igmp_send_joins_different_groups_srclist_wait_query_packets(groups1 + groups2,(['2.2.2.2', '3.3.3.3', '4.4.4.4', '6.6.6.6'], ['2.2.2.2', '5.5.5.5']),                                               intf = self.V_INF1, delay = 2, query_group1 = 'group1', query_group2 = None)
+        target1 = self.igmp_recv_task(self.V_INF1, groups1, join_state1)
+        mcastTraffic1.stop()
+        self.onos_ctrl.deactivate()
+
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+40)
+    def test_igmp_include_to_allow_src_list_check_for_general_query(self):
+        '''Verify join INCLUDE (A) and Allow(B) ,should receive general membership query packet '''
+        df = defer.Deferred()
+        def igmp_include_to_allow_src_list_check_for_general_query():
+              self.igmp_include_to_allow_src_list_check_for_general_query(df = df)
+              df.callback(0)
+        reactor.callLater(0, igmp_include_to_allow_src_list_check_for_general_query)
+        return df
+
+    def igmp_include_to_block_src_list_check_for_group_source_specific_query(self, df = None):
+        groups1 = (self.MGROUP1,)
+        groups2 = (self.MGROUP2,)
+        self.igmp_send_joins_different_groups_srclist(groups1 + groups2,
+                                                      (['2.2.2.2', '3.3.3.3', '4.4.4.4'], ['2.2.2.2', '5.5.5.5']),
+                                                      intf = self.V_INF1, delay = 2)
+        dst_mac = '01:00:5e:01:02:03'
+        src_ip = '2.2.2.2'
+        if df is None:
+              df = defer.Deferred()
+        igmpState1 = IGMPTestState(groups = groups1, df = df)
+        igmpStateRecv1 = IGMPTestState(groups = groups1, df = df)
+        mcastTraffic1 = McastTraffic(groups1, iface= 'veth2', dst_mac = dst_mac,
+                                     src_ip = src_ip, cb = self.send_mcast_cb, arg = igmpState1)
+        mcastTraffic1.start()
+        join_state1 = IGMPTestState(groups = groups1)
+        target1 = self.igmp_recv_task(self.V_INF1, groups1, join_state1)
+        self.send_igmp_leave_listening_group_specific_query(groups = groups1, src_list = ['6.6.6.6','7.7.7.7'],
+                             iface = self.V_INF1, delay = 2)
+        target1 = self.igmp_recv_task(self.V_INF1, groups1, join_state1)
+        mcastTraffic1.stop()
+        self.onos_ctrl.deactivate()
+
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+40)
+    def test_igmp_include_to_block_src_list_check_for_group_source_specific_query(self):
+        '''Verify join INCLUDE (A) and Block(B) ,should receive group source specific membership query packet. '''
+        df = defer.Deferred()
+        def igmp_include_to_block_src_list_check_for_group_source_specific_query():
+              self.igmp_include_to_block_src_list_check_for_group_source_specific_query(df = df)
+              df.callback(0)
+        reactor.callLater(0, igmp_include_to_block_src_list_check_for_group_source_specific_query)
+        return df
+
+    def igmp_exclude_to_allow_src_list_check_for_general_query(self, df = None):
+        groups1 = (self.MGROUP1,)
+        groups2 = (self.MGROUP2,)
+        self.send_igmp_leave(groups = groups1, src_list = ['2.2.2.2', '3.3.3.3', '4.4.4.4'],
+                             iface = self.V_INF1, delay = 2)
+        
+        dst_mac = '01:00:5e:01:02:03'
+        src_ip = '2.2.2.2'
+        if df is None:
+              df = defer.Deferred()
+        igmpState1 = IGMPTestState(groups = groups1, df = df)
+        igmpStateRecv1 = IGMPTestState(groups = groups1, df = df)
+        mcastTraffic1 = McastTraffic(groups1, iface= 'veth2', dst_mac = dst_mac,
+                                     src_ip = src_ip, cb = self.send_mcast_cb, arg = igmpState1)
+        mcastTraffic1.start()
+        join_state1 = IGMPTestState(groups = groups1)
+        target1= self.igmp_not_recv_task(self.V_INF1, groups1, join_state1)
+        assert target1 == 1, 'EXPECTED FAILURE'
+        log.info('Interface is not receiving from multicast groups %s' %groups1)
+        self.igmp_send_joins_different_groups_srclist_wait_query_packets(groups1 + groups2,
+                                             (['6.6.6.6', '7.7.7.7', '8.8.8.8'], ['6.6.6.6', '5.5.5.5']),                                                                 intf = self.V_INF1, delay = 2, query_group1 = 'group1', query_group2 = None)
+        target1= self.igmp_not_recv_task(self.V_INF1, groups1, join_state1)
+        assert target1 == 1, 'EXPECTED FAILURE'
+        log.info('Interface is not receiving from multicast groups %s' %groups1)
+        mcastTraffic1.stop()
+        self.onos_ctrl.deactivate()
+
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+90)
+    def test_igmp_exclude_to_allow_src_list_check_for_general_query(self):
+        '''Verify join EXCLUDE(A) and Allow(B) ,should receive general membership query packet. '''
+        df = defer.Deferred()
+        def igmp_exclude_to_allow_src_list_check_for_general_query():
+              self.igmp_exclude_to_allow_src_list_check_for_general_query(df = df)
+              df.callback(0)
+        reactor.callLater(0, igmp_exclude_to_allow_src_list_check_for_general_query)
+        return df
+
+    def igmp_exclude_to_block_src_list_check_for_group_source_specific_query(self, df = None):
+        groups1 = (self.MGROUP1,)
+        groups2 = (self.MGROUP2,)
+        self.send_igmp_leave(groups = groups1, src_list = ['2.2.2.2', '3.3.3.3', '4.4.4.4'],
+                             iface = self.V_INF1, delay = 2)
+        
+        dst_mac = '01:00:5e:01:02:03'
+        src_ip = '2.2.2.2'
+        if df is None:
+              df = defer.Deferred()
+        igmpState1 = IGMPTestState(groups = groups1, df = df)
+        igmpStateRecv1 = IGMPTestState(groups = groups1, df = df)
+        mcastTraffic1 = McastTraffic(groups1, iface= 'veth2', dst_mac = dst_mac,
+                                     src_ip = src_ip, cb = self.send_mcast_cb, arg = igmpState1)
+        mcastTraffic1.start()
+        join_state1 = IGMPTestState(groups = groups1)
+        target1= self.igmp_not_recv_task(self.V_INF1, groups1, join_state1)
+        assert target1 == 1, 'EXPECTED FAILURE'
+        log.info('Interface is not receiving from multicast groups %s' %groups1)
+        self.send_igmp_leave_listening_group_specific_query(groups = groups1, 
+                                          src_list = ['2.2.2.2', '3.3.3.3', '4.4.4.4', '5.5.5.5', '7.7.7.7'],
+                                          iface = self.V_INF1, delay = 2)
+        target1= self.igmp_not_recv_task(self.V_INF1, groups1, join_state1)
+        assert target1 == 1, 'EXPECTED FAILURE'
+        log.info('Interface is not receiving from multicast groups %s' %groups1)
+        mcastTraffic1.stop()
+        self.onos_ctrl.deactivate()
+
+    @deferred(timeout=MCAST_TRAFFIC_TIMEOUT+40)
+    def test_igmp_exclude_to_block_src_list_check_for_group_source_specific_query(self):
+        '''Verify join EXCLUDE (A) and Block(B) ,should receive group source specific membership query packet.'''
+        df = defer.Deferred()
+        def igmp_exclude_to_block_src_list_check_for_group_source_specific_query():
+              self.igmp_exclude_to_block_src_list_check_for_group_source_specific_query(df = df)
+              df.callback(0)
+        reactor.callLater(0, igmp_exclude_to_block_src_list_check_for_group_source_specific_query)
+        return df
+
+