5 from datetime import datetime
6 from django.db.models import F, Q
7 from planetstack.config import Config
8 from ec2_observer.syncstep import SyncStep
9 from core.models.node import Node
10 from core.models.site import *
11 from ec2_observer.awslib import *
14 class SyncNodes(SyncStep):
18 def fetch_pending(self, deletion):
19 deployment = Deployment.objects.filter(Q(name="Amazon EC2"))[0]
20 current_site_deployments = SiteDeployments.objects.filter(Q(deployment=deployment))
22 zone_ret = aws_run('ec2 describe-availability-zones')
23 zones = zone_ret['AvailabilityZones']
26 instance_types = 'm1.small | m1.medium | m1.large | m1.xlarge | m3.medium | m3.large | m3.xlarge | m3.2xlarge'.split(' | ')
29 for sd in current_site_deployments:
31 current_fqns = [n.name for n in s.nodes.all()]
32 all_fqns = ['.'.join([n,s.name]) for n in instance_types]
33 new_node_names = list(set(all_fqns) - set(current_fqns))
36 for node_name in new_node_names:
37 node = Node(name=node_name,
38 site=s,deployment=deployment)
39 new_nodes.append(node)
41 all_new_nodes.extend(new_nodes)
46 def sync_record(self, node):