old_contents: # Copyright (c) 2012 OpenStack Foundation.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #    http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
  # implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  # TODO(salv-orlando): Verify if a single set of operational
  # status constants is achievable
  NET_STATUS_ACTIVE = 'ACTIVE'
  NET_STATUS_BUILD = 'BUILD'
  NET_STATUS_DOWN = 'DOWN'
  NET_STATUS_ERROR = 'ERROR'
  
  PORT_STATUS_ACTIVE = 'ACTIVE'
  PORT_STATUS_BUILD = 'BUILD'
  PORT_STATUS_DOWN = 'DOWN'
  PORT_STATUS_ERROR = 'ERROR'
  
  FLOATINGIP_STATUS_ACTIVE = 'ACTIVE'
  FLOATINGIP_STATUS_DOWN = 'DOWN'
  FLOATINGIP_STATUS_ERROR = 'ERROR'
  
  DEVICE_OWNER_ROUTER_INTF = "network:router_interface"
  DEVICE_OWNER_ROUTER_GW = "network:router_gateway"
  DEVICE_OWNER_FLOATINGIP = "network:floatingip"
  DEVICE_OWNER_DHCP = "network:dhcp"
  
  DEVICE_ID_RESERVED_DHCP_PORT = "reserved_dhcp_port"
  
  FLOATINGIP_KEY = '_floatingips'
  INTERFACE_KEY = '_interfaces'
  METERING_LABEL_KEY = '_metering_labels'
  
  IPv4 = 'IPv4'
  IPv6 = 'IPv6'
  
  DHCP_RESPONSE_PORT = 68
  
  MIN_VLAN_TAG = 1
  MAX_VLAN_TAG = 4094
  MAX_VXLAN_VNI = 16777215
  FLOODING_ENTRY = ['00:00:00:00:00:00', '0.0.0.0']
  
  EXT_NS_COMP = '_backward_comp_e_ns'
  EXT_NS = '_extension_ns'
  XML_NS_V20 = 'http://openstack.org/quantum/api/v2.0'
  XSI_NAMESPACE = "http://www.w3.org/2001/XMLSchema-instance"
  XSI_ATTR = "xsi:nil"
  XSI_NIL_ATTR = "xmlns:xsi"
  ATOM_NAMESPACE = "http://www.w3.org/2005/Atom"
  ATOM_XMLNS = "xmlns:atom"
  ATOM_LINK_NOTATION = "{%s}link" % ATOM_NAMESPACE
  TYPE_XMLNS = "xmlns:quantum"
  TYPE_ATTR = "quantum:type"
  VIRTUAL_ROOT_KEY = "_v_root"
  
  TYPE_BOOL = "bool"
  TYPE_INT = "int"
  TYPE_LONG = "long"
  TYPE_FLOAT = "float"
  TYPE_LIST = "list"
  TYPE_DICT = "dict"
  
  AGENT_TYPE_DHCP = 'DHCP agent'
  AGENT_TYPE_OVS = 'Open vSwitch agent'
  AGENT_TYPE_LINUXBRIDGE = 'Linux bridge agent'
  AGENT_TYPE_HYPERV = 'HyperV agent'
  AGENT_TYPE_NEC = 'NEC plugin agent'
  AGENT_TYPE_OFA = 'OFA driver agent'
  AGENT_TYPE_L3 = 'L3 agent'
  AGENT_TYPE_LOADBALANCER = 'Loadbalancer agent'
  AGENT_TYPE_MLNX = 'Mellanox plugin agent'
  AGENT_TYPE_METERING = 'Metering agent'
  AGENT_TYPE_METADATA = 'Metadata agent'
  AGENT_TYPE_SDNVE = 'IBM SDN-VE agent'
  L2_AGENT_TOPIC = 'N/A'
  
  PAGINATION_INFINITE = 'infinite'
  
  SORT_DIRECTION_ASC = 'asc'
  SORT_DIRECTION_DESC = 'desc'
  
  PORT_BINDING_EXT_ALIAS = 'binding'
  L3_AGENT_SCHEDULER_EXT_ALIAS = 'l3_agent_scheduler'
  DHCP_AGENT_SCHEDULER_EXT_ALIAS = 'dhcp_agent_scheduler'
  LBAAS_AGENT_SCHEDULER_EXT_ALIAS = 'lbaas_agent_scheduler'
  
  # Protocol names and numbers for Security Groups/Firewalls
  PROTO_NAME_TCP = 'tcp'
  PROTO_NAME_ICMP = 'icmp'
  PROTO_NAME_ICMP_V6 = 'icmpv6'
  PROTO_NAME_UDP = 'udp'
  PROTO_NUM_TCP = 6
  PROTO_NUM_ICMP = 1
  PROTO_NUM_ICMP_V6 = 58
  PROTO_NUM_UDP = 17
  
  # List of ICMPv6 types that should be allowed by default:
  # Multicast Listener Query (130),
  # Multicast Listener Report (131),
  # Multicast Listener Done (132),
  # Neighbor Solicitation (135),
  # Neighbor Advertisement (136)
  ICMPV6_ALLOWED_TYPES = [130, 131, 132, 135, 136]
  ICMPV6_TYPE_RA = 134
  
  DHCPV6_STATEFUL = 'dhcpv6-stateful'
  DHCPV6_STATELESS = 'dhcpv6-stateless'
  IPV6_SLAAC = 'slaac'
  IPV6_MODES = [DHCPV6_STATEFUL, DHCPV6_STATELESS, IPV6_SLAAC]
  
  IPV6_LLA_PREFIX = 'fe80::/64'
  
new_contents: # Copyright (c) 2012 OpenStack Foundation.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #    http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
  # implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  # TODO(salv-orlando): Verify if a single set of operational
  # status constants is achievable
  
  EXT_NS_COMP = '_backward_comp_e_ns'
  EXT_NS = '_extension_ns'
  XML_NS_V20 = 'http://openstack.org/tacker/api/v2.0'
  XSI_NAMESPACE = "http://www.w3.org/2001/XMLSchema-instance"
  XSI_ATTR = "xsi:nil"
  XSI_NIL_ATTR = "xmlns:xsi"
  ATOM_NAMESPACE = "http://www.w3.org/2005/Atom"
  ATOM_XMLNS = "xmlns:atom"
  ATOM_LINK_NOTATION = "{%s}link" % ATOM_NAMESPACE
  TYPE_XMLNS = "xmlns:tacker"
  TYPE_ATTR = "tacker:type"
  VIRTUAL_ROOT_KEY = "_v_root"
  
  TYPE_BOOL = "bool"
  TYPE_INT = "int"
  TYPE_LONG = "long"
  TYPE_FLOAT = "float"
  TYPE_LIST = "list"
  TYPE_DICT = "dict"
  
  PAGINATION_INFINITE = 'infinite'
  
  SORT_DIRECTION_ASC = 'asc'
  SORT_DIRECTION_DESC = 'desc'
  
subject: drop unnecessary constants and rename quantum -> tacker