def stat(self):
result = Counter()
flavors = openstack.get_nova_flavors()
id2flavor = {flavor.id: flavor for flavor in flavors}
for tenant_id in Customer.active_tenants():
servers = openstack.get_nova_servers(tenant_id=tenant_id)
for server in servers:
if not server.status == 'ACTIVE':
continue
server_flavor_id = server.flavor['id']
server_flavor = id2flavor.get(server_flavor_id)
if server_flavor:
server_flavor_name = server_flavor.name
result['flavor.%s.vcpus' % server_flavor_name] += server_flavor.vcpus
result['flavor.%s.ram' % server_flavor_name] += server_flavor.ram
else:
logbook.error("Server {} in tenant {} has unknown flavor: {}", server, tenant_id, server.flavor)
# Check total resource usage for each tenant
limits = openstack.get_nova_limits(tenant_id=tenant_id)
for k, v in limits.items():
if v > 0 and k in ['totalCoresUsed', 'totalRAMUsed']:
result[k] += v
return result
