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##############################################################################
# Copyright (c) 2019 Parker Berberian, Sawyer Bergeron, and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
from django.template.loader import render_to_string
from account.models import PublicNetwork
from resource_inventory.models import Vlan
class IDFTemplater:
"""
Utility class to create a full IDF yaml file
"""
net_names = ["admin", "mgmt", "private", "public"]
bridge_names = {
"admin": "br-admin",
"mgmt": "br-mgmt",
"private": "br-private",
"public": "br-public"
}
def __init__(self):
self.networks = {}
for i, name in enumerate(self.net_names):
self.networks[name] = {
"name": name,
"vlan": -1,
"interface": i,
"ip": "10.250." + str(i) + ".0",
"netmask": 24
}
def makeIDF(self, booking):
"""
fills the installer descriptor file template with info about the resource
"""
template = "dashboard/idf.yaml"
info = {}
info['version'] = "0.1"
info['net_config'] = self.get_net_config(booking)
info['fuel'] = self.get_fuel_config(booking)
return render_to_string(template, context=info)
def get_net_config(self, booking):
net_config = {}
try:
net_config['oob'] = self.get_oob_net(booking)
except Exception:
net_config['oob'] = {}
try:
net_config['public'] = self.get_public_net(booking)
except Exception:
net_config['public'] = {}
for net in [net for net in self.net_names if net != "public"]:
try:
net_config[net] = self.get_single_net_config(booking, net)
except Exception:
net_config[net] = {}
return net_config
def get_public_net(self, booking):
public = {}
config = booking.opnfv_config
public_role = config.networks.get(name="public")
public_vlan = Vlan.objects.filter(network=public_role.network).first()
public_network = PublicNetwork.objects.get(vlan=public_vlan.vlan_id, lab=booking.lab)
self.networks['public']['vlan'] = public_vlan.vlan_id
public['interface'] = self.networks['public']['interface']
public['vlan'] = public_network.vlan # untagged??
public['network'] = public_network.cidr.split("/")[0]
public['mask'] = public_network.cidr.split("/")[1]
# public['ip_range'] = 4 # necesary?
public['gateway'] = public_network.gateway
public['dns'] = ["1.1.1.1", "8.8.8.8"]
return public
def get_oob_net(self, booking):
net = {}
hosts = booking.resource.hosts.all()
addrs = [host.remote_management.address for host in hosts]
net['ip_range'] = ",".join(addrs)
net['vlan'] = "native"
return net
def get_single_net_config(self, booking, net_name):
config = booking.opnfv_config
role = config.networks.get(name=net_name)
vlan = Vlan.objects.filter(network=role.network).first()
self.networks[net_name]['vlan'] = vlan.vlan_id
net = {}
net['interface'] = self.networks[net_name]['interface']
net['vlan'] = vlan.vlan_id
net['network'] = self.networks[net_name]['ip']
net['mask'] = self.networks[net_name]['netmask']
return net
def get_fuel_config(self, booking):
fuel = {}
fuel['jumphost'] = {}
try:
fuel['jumphost']['bridges'] = self.get_fuel_bridges()
except Exception:
fuel['jumphost']['bridges'] = {}
fuel['network'] = {}
try:
fuel['network']['nodes'] = self.get_fuel_nodes(booking)
except Exception:
fuel['network']['nodes'] = {}
return fuel
def get_fuel_bridges(self):
return self.bridge_names
def get_fuel_nodes(self, booking):
jumphost = booking.opnfv_config.host_opnfv_config.get(
role__name__iexact="jumphost"
)
hosts = booking.resource.hosts.exclude(pk=jumphost.pk)
nodes = []
for host in hosts:
node = {}
ordered_interfaces = self.get_node_interfaces(host)
node['interfaces'] = [iface['name'] for iface in ordered_interfaces]
node['bus_addrs'] = [iface['bus'] for iface in ordered_interfaces]
nodes.append(node)
return nodes
def get_node_interfaces(self, node):
# TODO: this should sync with pdf ordering
interfaces = []
for iface in node.interfaces.all():
interfaces.append({"name": iface.name, "bus": iface.bus_address})
return interfaces
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