blob: d5edb0254757cceee5ec54a9efa3d6c830937fc7 [file] [log] [blame]
import os
import base64
import random
from datetime import datetime
from django.db.models import F, Q
from planetstack.config import Config
from observer.openstacksyncstep import OpenStackSyncStep
from core.models.node import Node
from core.models.site import SiteDeployments, Controller
from util.logger import Logger, logging
logger = Logger(level=logging.INFO)
class SyncNodes(OpenStackSyncStep):
provides=[Node]
requested_interval=0
def fetch_pending(self, deleted):
# Nodes come from the back end
# You can't delete them
if (deleted):
return []
# collect local nodes
site_deployments = SiteDeployments.objects.all()
nodes = Node.objects.all()
node_hostnames = [node.name for node in nodes]
# fetch all nodes from each controller
controllers = Controller.objects.all()
new_nodes = []
for controller in controllers:
try:
driver = self.driver.admin_driver(controller=controller)
compute_nodes = driver.shell.nova.hypervisors.list()
except:
logger.log_exc("Failed to get nodes from controller %s" % str(controller))
continue
for compute_node in compute_nodes:
if compute_node.hypervisor_hostname not in node_hostnames:
# XX TODO:figure out how to correctly identify a node's site.
# XX pick a random site to add the node to for now
site_index = random.randint(0, len(site_deployments))
node = Node(name=compute_node.hypervisor_hostname,
site_deployment=site_deployments[site_index])
new_nodes.append(node)
return new_nodes
def sync_record(self, node):
node.save()