+class SyncSiteDeployments(SyncStep):
+ requested_interval=86400
+ provides=[SiteDeployments]
+
+ def fetch_pending(self, deletion):
+ if (deletion):
+ return []
+
+ zone_ret = aws_run('ec2 describe-availability-zones')
+ zones = zone_ret['AvailabilityZones']
+ available_sites = [zone['ZoneName'] for zone in zones]
+
+ current_sites = []
+ for s in available_sites:
+ site = Site.objects.filter(Q(name=s))
+ if (site):
+ current_sites.append(site[0])
+
+ # OK not to catch exception
+ # The syncstep should catch it
+ # At any rate, we should not run if there are no deployments
+ deployment = Deployment.objects.filter(Q(name="Amazon EC2"))[0]
+ current_site_deployments = SiteDeployments.objects.filter(Q(deployment=deployment))
+ site_dict = {}
+
+ for sd in current_site_deployments:
+ site_dict[sd.site]=sd
+
+ updated_site_deployments = []
+ for site in current_sites:
+ try:
+ site_record = site_dict[site]
+ except KeyError:
+ sd = SiteDeployments(site=site,deployment=deployment,tenant_id=base64.urlsafe_b64encode(os.urandom(12)))
+ updated_site_deployments.append(sd)
+
+ return updated_site_deployments