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###############################################################################
# Copyright (c) 2017 Koren Lev (Cisco Systems), Yaron Yogev (Cisco Systems) #
# 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 discover.find_links import FindLinks
class FindLinksForVconnectors(FindLinks):
def __init__(self):
super().__init__()
def add_links(self):
vconnectors = self.inv.find_items({
"environment": self.get_env(),
"type": "vconnector"
})
self.log.info("adding links of type: vnic-vconnector, vconnector-pnic")
for vconnector in vconnectors:
for interface in vconnector["interfaces_names"]:
self.add_vnic_vconnector_link(vconnector, interface)
self.add_vconnector_pnic_link(vconnector, interface)
def add_vnic_vconnector_link(self, vconnector, interface_name):
mechanism_drivers = self.configuration.environment['mechanism_drivers']
is_ovs = mechanism_drivers and mechanism_drivers[0] == 'OVS'
if is_ovs:
# interface ID for OVS
vnic = self.inv.get_by_id(self.get_env(), interface_name)
else:
# interface ID for VPP - match interface MAC address to vNIC MAC
interface = vconnector['interfaces'][interface_name]
if not interface or 'mac_address' not in interface:
return
vnic_mac = interface['mac_address']
vnic = self.inv.get_by_field(self.get_env(), 'vnic',
'mac_address', vnic_mac,
get_single=True)
if not vnic:
return
host = vnic["host"]
source = vnic["_id"]
source_id = vnic["id"]
target = vconnector["_id"]
target_id = vconnector["id"]
link_type = "vnic-vconnector"
link_name = vnic["mac_address"]
state = "up" # TBD
link_weight = 0 # TBD
attributes = {}
if 'network' in vnic:
attributes = {'network': vnic['network']}
vconnector['network'] = vnic['network']
self.inv.set(vconnector)
self.create_link(self.get_env(), host,
source, source_id, target, target_id,
link_type, link_name, state, link_weight,
extra_attributes=attributes)
def add_vconnector_pnic_link(self, vconnector, interface):
ifname = interface['name'] if isinstance(interface, dict) else interface
if "." in ifname:
ifname = ifname[:ifname.index(".")]
host = vconnector["host"]
pnic = self.inv.find_items({
"environment": self.get_env(),
"type": "pnic",
"host": vconnector["host"],
"name": ifname
}, get_single=True)
if not pnic:
return
source = vconnector["_id"]
source_id = vconnector["id"]
target = pnic["_id"]
target_id = pnic["id"]
link_type = "vconnector-pnic"
link_name = pnic["name"]
state = "up" # TBD
link_weight = 0 # TBD
self.create_link(self.get_env(), host,
source, source_id,
target, target_id,
link_type, link_name, state, link_weight)
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