def servers(req):
""" A view for server management.
"""
items = req.zato.odb.query(Server).order_by(Server.name).all()
for item in items:
if item.up_mod_date:
item.up_mod_date_user = from_utc_to_user(
item.up_mod_date.replace(tzinfo=UTC).isoformat(),
req.zato.user_profile)
try:
client = get_lb_client(req.zato.get('cluster'))
server_data_dict = client.get_server_data_dict()
bck_http_plain = client.get_config()['backend']['bck_http_plain']
lb_client_invoked = True
except Exception:
logger.error(format_exc())
lb_client_invoked = False
if lb_client_invoked:
def _update_item(server_name, lb_address, lb_state):
for item in items:
if item.name == server_name:
item.in_lb = True
item.lb_address = lb_address
item.lb_state = lb_state
if item.up_status == SERVER_UP_STATUS.RUNNING:
item.may_be_deleted = False
else:
item.may_be_deleted = True
for server_name in bck_http_plain:
lb_address = '{}:{}'.format(bck_http_plain[server_name]['address'],
bck_http_plain[server_name]['port'])
_update_item(server_name, lb_address,
server_data_dict[server_name]['state'])
return_data = {
'items': items,
'search_form': req.zato.search_form,
'zato_clusters': req.zato.clusters,
'cluster': req.zato.get('cluster'),
'edit_form': EditServerForm(prefix='edit')
}
return TemplateResponse(req, 'zato/cluster/servers.html', return_data)
item.may_be_deleted = False
else:
item.may_be_deleted = True
for server_name in bck_http_plain:
lb_address = '{}:{}'.format(bck_http_plain[server_name]['address'],
bck_http_plain[server_name]['port'])
_update_item(server_name, lb_address,
server_data_dict[server_name]['state'])
return_data = {
'items': items,
'choose_cluster_form': req.zato.choose_cluster_form,
'zato_clusters': req.zato.clusters,
'cluster': req.zato.get('cluster'),
'edit_form': EditServerForm(prefix='edit')
}
return TemplateResponse(req, 'zato/cluster/servers.html', return_data)
@method_allowed('POST')
def servers_edit(req):
""" Updates a server in both ODB and the load balancer.
"""
try:
client = get_lb_client(req.zato.cluster)
server_id = req.POST['id']
server = req.zato.odb.query(Server).filter_by(id=server_id).one()