blob: 3a1bc52871ab1644b724bd2f79a2c053f762fc46 [file] [log] [blame]
import os
import base64
import socket
from django.db.models import F, Q
from xos.config import Config
from xos.settings import RESTAPI_HOSTNAME, RESTAPI_PORT
from synchronizers.base.openstacksyncstep import OpenStackSyncStep
from core.models.instance import Instance
from core.models.slice import Slice, SlicePrivilege, ControllerSlice
from core.models.network import Network, NetworkSlice, ControllerNetwork
from synchronizers.base.ansible import *
from synchronizers.base.syncstep import *
from xos.logger import observer_logger as logger
def escape(s):
s = s.replace('\n',r'\n').replace('"',r'\"')
return s
class SyncInstances(OpenStackSyncStep):
provides=[Instance]
requested_interval=0
observes=Instance
playbook='sync_instances.yaml'
def fetch_pending(self, deletion=False):
objs = super(SyncInstances, self).fetch_pending(deletion)
objs = [x for x in objs if x.isolation=="vm"]
return objs
def get_userdata(self, instance, pubkeys):
userdata = '#cloud-config\n\nopencloud:\n slicename: "%s"\n hostname: "%s"\n restapi_hostname: "%s"\n restapi_port: "%s"\n' % (instance.slice.name, instance.node.name, RESTAPI_HOSTNAME, str(RESTAPI_PORT))
userdata += 'ssh_authorized_keys:\n'
for key in pubkeys:
userdata += ' - %s\n' % key
return userdata
def sort_nics(self, nics):
result = []
# Enforce VTN's network order requirement. The access network must be
# inserted into the first slot. The management network must be inserted
# into the second slot.
# move the private and/or access network to the first spot
for nic in nics[:]:
network=nic.get("network", None)
if network:
tem = network.template
if (tem.visibility == "private") and (tem.translation=="none") and ("management" not in tem.name):
result.append(nic)
nics.remove(nic)
# move the management network to the second spot
for net in nics[:]:
network=nic.get("network", None)
if network:
tem = network.template
if (tem.visibility == "private") and (tem.translation=="none") and ("management" in tem.name):
if len(result)!=1:
raise Exception("Management network needs to be inserted in slot 1, but there are %d private nics" % len(result))
result.append(nic)
nics.remove(nic)
# add everything else. For VTN there probably shouldn't be any more.
result.extend(nics)
return result
def map_sync_inputs(self, instance):
inputs = {}
metadata_update = {}
if (instance.numberCores):
metadata_update["cpu_cores"] = str(instance.numberCores)
for tag in instance.slice.tags.all():
if tag.name.startswith("sysctl-"):
metadata_update[tag.name] = tag.value
slice_memberships = SlicePrivilege.objects.filter(slice=instance.slice)
pubkeys = set([sm.user.public_key for sm in slice_memberships if sm.user.public_key])
if instance.creator.public_key:
pubkeys.add(instance.creator.public_key)
if instance.slice.creator.public_key:
pubkeys.add(instance.slice.creator.public_key)
if instance.slice.service and instance.slice.service.public_key:
pubkeys.add(instance.slice.service.public_key)
nics=[]
# handle ports the were created by the user
port_ids=[]
for port in Port.objects.filter(instance=instance):
if not port.port_id:
raise DeferredException("Instance %s waiting on port %s" % (instance, port))
nics.append({"kind": "port", "value": port.port_id, "network": port.network})
# we want to exclude from 'nics' any network that already has a Port
existing_port_networks = [port.network for port in Port.objects.filter(instance=instance)]
networks = [ns.network for ns in NetworkSlice.objects.filter(slice=instance.slice) if ns.network not in existing_port_networks]
controller_networks = ControllerNetwork.objects.filter(network__in=networks,
controller=instance.node.site_deployment.controller)
#controller_networks = self.sort_controller_networks(controller_networks)
for controller_network in controller_networks:
# Lenient exception - causes slow backoff
if controller_network.network.template.visibility == 'private' and \
controller_network.network.template.translation == 'none':
if not controller_network.net_id:
raise DeferredException("Instance %s Private Network %s has no id; Try again later" % (instance, controller_network.network.name))
nics.append({"kind": "net", "value": controller_network.net_id, "network": controller_network.network})
# now include network template
network_templates = [network.template.shared_network_name for network in networks \
if network.template.shared_network_name]
#driver = self.driver.client_driver(caller=instance.creator, tenant=instance.slice.name, controller=instance.controllerNetwork)
driver = self.driver.admin_driver(tenant='admin', controller=instance.node.site_deployment.controller)
nets = driver.shell.quantum.list_networks()['networks']
for net in nets:
if net['name'] in network_templates:
nics.append({"kind": "net", "value": net['id'], "network": None})
if (not nics):
for net in nets:
if net['name']=='public':
nics.append({"kind": "net", "value": net['id'], "network": None})
nics = self.sort_nics(nics)
image_name = None
controller_images = instance.image.controllerimages.filter(controller=instance.node.site_deployment.controller)
if controller_images:
image_name = controller_images[0].image.name
logger.info("using image from ControllerImage object: " + str(image_name))
if image_name is None:
controller_driver = self.driver.admin_driver(controller=instance.node.site_deployment.controller)
images = controller_driver.shell.glanceclient.images.list()
for image in images:
if image.name == instance.image.name or not image_name:
image_name = image.name
logger.info("using image from glance: " + str(image_name))
try:
legacy = Config().observer_legacy
except:
legacy = False
if (legacy):
host_filter = instance.node.name.split('.',1)[0]
else:
host_filter = instance.node.name.strip()
availability_zone_filter = 'nova:%s'%host_filter
instance_name = '%s-%d'%(instance.slice.name,instance.id)
self.instance_name = instance_name
userData = self.get_userdata(instance, pubkeys)
if instance.userData:
userData += instance.userData
controller = instance.node.site_deployment.controller
fields = {'endpoint':controller.auth_url,
'endpoint_v3': controller.auth_url_v3,
'domain': controller.domain,
'admin_user': instance.creator.email,
'admin_password': instance.creator.remote_password,
'admin_tenant': instance.slice.name,
'tenant': instance.slice.name,
'tenant_description': instance.slice.description,
'name':instance_name,
'ansible_tag':instance_name,
'availability_zone': availability_zone_filter,
'image_name':image_name,
'flavor_name':instance.flavor.name,
'nics':nics,
'meta':metadata_update,
'user_data':r'%s'%escape(userData)}
return fields
def map_sync_outputs(self, instance, res):
instance_id = res[0]['info']['OS-EXT-SRV-ATTR:instance_name']
instance_uuid = res[0]['id']
try:
hostname = res[0]['info']['OS-EXT-SRV-ATTR:hypervisor_hostname']
ip = socket.gethostbyname(hostname)
instance.ip = ip
except:
pass
instance.instance_id = instance_id
instance.instance_uuid = instance_uuid
instance.instance_name = self.instance_name
instance.save()
def map_delete_inputs(self, instance):
controller_register = json.loads(instance.node.site_deployment.controller.backend_register)
if (controller_register.get('disabled',False)):
raise InnocuousException('Controller %s is disabled'%instance.node.site_deployment.controller.name)
instance_name = '%s-%d'%(instance.slice.name,instance.id)
controller = instance.node.site_deployment.controller
input = {'endpoint':controller.auth_url,
'admin_user': instance.creator.email,
'admin_password': instance.creator.remote_password,
'admin_tenant': instance.slice.name,
'tenant': instance.slice.name,
'tenant_description': instance.slice.description,
'name':instance_name,
'ansible_tag':instance_name,
'delete': True}
return input