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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 FindLinksForVedges(FindLinks):
def __init__(self):
super().__init__()
def add_links(self):
self.log.info("adding link types: " +
"vnic-vedge, vconnector-vedge, vedge-host_pnic")
vedges = self.inv.find_items({
"environment": self.get_env(),
"type": "vedge"
})
for vedge in vedges:
ports = vedge["ports"]
for p in ports.values():
self.add_link_for_vedge(vedge, p)
def add_link_for_vedge(self, vedge, port):
vnic = self.inv.get_by_id(self.get_env(),
vedge['host'] + '-' + port["name"])
if not vnic:
self.find_matching_vconnector(vedge, port)
self.find_matching_pnic(vedge, port)
return
source = vnic["_id"]
source_id = vnic["id"]
target = vedge["_id"]
target_id = vedge["id"]
link_type = "vnic-vedge"
link_name = vnic["name"] + "-" + vedge["name"]
if "tag" in port:
link_name += "-" + port["tag"]
state = "up" # TBD
link_weight = 0 # TBD
source_label = vnic["mac_address"]
target_label = port["id"]
self.create_link(self.get_env(),
source, source_id, target, target_id,
link_type, link_name, state, link_weight,
host=vedge["host"],
extra_attributes={"source_label": source_label,
"target_label": target_label})
def find_matching_vconnector(self, vedge, port):
if self.configuration.has_network_plugin('VPP'):
vconnector_interface_name = port['name']
else:
if not port["name"].startswith("qv"):
return
base_id = port["name"][3:]
vconnector_interface_name = "qvb" + base_id
vconnector = self.inv.find_items({
"environment": self.get_env(),
"type": "vconnector",
"host": vedge['host'],
'interfaces_names': vconnector_interface_name},
get_single=True)
if not vconnector:
return
source = vconnector["_id"]
source_id = vconnector["id"]
target = vedge["_id"]
target_id = vedge["id"]
link_type = "vconnector-vedge"
link_name = "port-" + port["id"]
if "tag" in port:
link_name += "-" + port["tag"]
state = "up" # TBD
link_weight = 0 # TBD
source_label = vconnector_interface_name
target_label = port["name"]
mac_address = "Unknown"
attributes = {'mac_address': mac_address, 'source_label': source_label,
'target_label': target_label}
for interface in vconnector['interfaces'].values():
if vconnector_interface_name != interface['name']:
continue
if 'mac_address' not in interface:
continue
mac_address = interface['mac_address']
attributes['mac_address'] = mac_address
break
if 'network' in vconnector:
attributes['network'] = vconnector['network']
self.create_link(self.get_env(),
source, source_id, target, target_id,
link_type, link_name, state, link_weight,
host=vedge["host"],
extra_attributes=attributes)
def find_matching_pnic(self, vedge, port):
pname = port["name"]
if "pnic" in vedge:
if pname != vedge["pnic"]:
return
elif self.configuration.has_network_plugin('VPP'):
pass
pnic = self.inv.find_items({
"environment": self.get_env(),
"type": "host_pnic",
"host": vedge["host"],
"name": pname
}, get_single=True)
if not pnic:
return
source = vedge["_id"]
source_id = vedge["id"]
target = pnic["_id"]
target_id = pnic["id"]
link_type = "vedge-host_pnic"
link_name = "Port-" + port["id"]
state = "up" if pnic["Link detected"] == "yes" else "down"
link_weight = 0 # TBD
self.create_link(self.get_env(),
source, source_id, target, target_id,
link_type, link_name, state, link_weight,
host=vedge["host"])
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