def synclb():
"""
Retrieves the machines by monitoredservice tag from CloudForms and ensures that they
exists as load balancer pool nodes
"""
for infrastructure in ServiceInfrastructure.objects.filter(loadbalanced=True):
good_nodes = ["%s:%s" % (socket.gethostbyname(x.name), infrastructure.loadbalancer_node_port) for x in get_vms_by_service(infrastructure.name)]
lb_nodes = get_pool_members(
infrastructure.loadbalancer_host,
infrastructure.loadbalancer_username,
infrastructure.loadbalancer_password,
infrastructure.fqdn)
struc = {
"f5_host": infrastructure.loadbalancer_host,
"f5_username": infrastructure.loadbalancer_username,
"f5_password": infrastructure.loadbalancer_password,
"pool_name": infrastructure.fqdn,
"member_list": good_nodes
}
add_f5_pool_members(simplejson.dumps(struc))
bad_nodes = [item for item in lb_nodes if item not in good_nodes]
logger.debug("[synclb] loadbalancer nodes: %s" % lb_nodes)
logger.debug("[synclb] nodes in cloudforms: %s" % good_nodes)
logger.debug("[synclb] node to drop from lb pool: %s" % bad_nodes)
if not len(bad_nodes):
return
struc["member_list"] = bad_nodes
del_f5_pool_members(simplejson.dumps(struc))
def test_nums(self):
print len(get_vms_by_service("logstash"))
def test_get_vms_by_service(self):
print(get_vms_by_service("logstash"))
def current_nodes(self):
logging.debug("[ServiceInfrastructure.current_nodes] entering ...")
from monscale.mappings.cloudforms import get_vms_by_service
return len(get_vms_by_service(self.name))