Revert "[dhcp_relay] DHCPv6 automatic test (#3565)" (#3755)

This reverts commit cf45c59.

Author: wangxin

ansible/group_vars/lab/lab.yml

@@ -39,9 +39,6 @@ snmp_servers: ['10.0.0.9']
 # dhcp relay servers
 dhcp_servers: ['192.0.0.1', '192.0.0.2', '192.0.0.3', '192.0.0.4']
 
-# dhcpv6 relay servers
-dhcpv6_servers: ['fc02:2000::1', 'fc02:2000::2', 'fc02:2000::3', 'fc02:2000::4']
-
 # snmp variables
 snmp_rocommunity: public
 snmp_location: testlab

ansible/library/minigraph_facts.py

@@ -363,7 +363,6 @@ def parse_dpg(dpg, hname):
 
         vlanintfs = child.find(str(QName(ns, "VlanInterfaces")))
         dhcp_servers = []
-        dhcpv6_servers = []
         vlans = {}
         for vintf in vlanintfs.findall(str(QName(ns, "VlanInterface"))):
             vintfname = vintf.find(str(QName(ns, "Name"))).text
@@ -376,12 +375,6 @@ def parse_dpg(dpg, hname):
             else:
                 vlandhcpservers = ""
             dhcp_servers = vlandhcpservers.split(";")
-            vintf_node = vintf.find(str(QName(ns, "Dhcpv6Relays")))
-            if vintf_node is not None and vintf_node.text is not None:
-                vlandhcpservers = vintf_node.text
-            else:
-                vlandhcpservers = ""
-            dhcpv6_servers = vlandhcpservers.split(";")
             for i, member in enumerate(vmbr_list):
                 # Skip PortChannel inside Vlan
                 if member in pcs:
@@ -409,7 +402,7 @@ def parse_dpg(dpg, hname):
             if acl_intfs:
                 acls[aclname] = acl_intfs
 
-        return intfs, lo_intfs, mgmt_intf, vlans, pcs, acls, dhcp_servers, dhcpv6_servers
+        return intfs, lo_intfs, mgmt_intf, vlans, pcs, acls, dhcp_servers
     return None, None, None, None, None, None, None
 
 def parse_cpg(cpg, hname):
@@ -585,7 +578,6 @@ def parse_xml(filename, hostname, asic_name=None):
     hostname = None
     syslog_servers = []
     dhcp_servers = []
-    dhcpv6_servers = []
     ntp_servers = []
     mgmt_routes = []
     bgp_peers_with_range = []
@@ -616,7 +608,7 @@ def parse_xml(filename, hostname, asic_name=None):
     for child in root:
         if asic_name is None:
             if child.tag == str(QName(ns, "DpgDec")):
-                (intfs, lo_intfs, mgmt_intf, vlans, pcs, acls, dhcp_servers, dhcpv6_servers) = parse_dpg(child, hostname)
+                (intfs, lo_intfs, mgmt_intf, vlans, pcs, acls, dhcp_servers) = parse_dpg(child, hostname)
             elif child.tag == str(QName(ns, "CpgDec")):
                 (bgp_sessions, bgp_asn, bgp_peers_with_range) = parse_cpg(child, hostname)
             elif child.tag == str(QName(ns, "PngDec")):
@@ -627,7 +619,7 @@ def parse_xml(filename, hostname, asic_name=None):
                 (syslog_servers, ntp_servers, mgmt_routes, deployment_id) = parse_meta(child, hostname)
         else:
             if child.tag == str(QName(ns, "DpgDec")):
-                (intfs, lo_intfs, mgmt_intf, vlans, pcs, acls, dhcp_servers, dhcpv6_servers) = parse_dpg(child, asic_name)
+                (intfs, lo_intfs, mgmt_intf, vlans, pcs, acls, dhcp_servers) = parse_dpg(child, asic_name)
                 host_lo_intfs = parse_host_loopback(child, hostname)
             elif child.tag == str(QName(ns, "CpgDec")):
                 (bgp_sessions, bgp_asn, bgp_peers_with_range) = parse_cpg(child, asic_name)
@@ -708,7 +700,6 @@ def parse_xml(filename, hostname, asic_name=None):
             results['minigraph_mgmt'] = get_mgmt_info(devices, mgmt_dev, mgmt_port)
     results['syslog_servers'] = syslog_servers
     results['dhcp_servers'] = dhcp_servers
-    results['dhcpv6_servers'] = dhcpv6_servers
     results['ntp_servers'] = ntp_servers
     results['forced_mgmt_routes'] = mgmt_routes
     results['deployment_id'] = deployment_id

ansible/roles/test/files/ptftests/dhcpv6_relay_test.py

@@ -130,8 +130,6 @@
 {% endif %}
 {% set dhcp_servers_str=';'.join(dhcp_servers) %}
           <DhcpRelays>{{ dhcp_servers_str }}</DhcpRelays>
-{% set dhcpv6_servers_str=';'.join(dhcpv6_servers) %}
-          <Dhcpv6Relays>{{ dhcpv6_servers_str }}</Dhcpv6Relays>
           <VlanID>{{ vlan_param['id'] }}</VlanID>
           <Tag>{{ vlan_param['tag'] }}</Tag>
           <Subnets>{{ vlan_param['prefix'] | ipaddr('network') }}/{{ vlan_param['prefix'] | ipaddr('prefix') }}</Subnets>