Just figured it out:
# cat cluster_create.json
{
"name": "cluster-1",
"plugin_name": "vanilla",
"hadoop_version": "2.3.0",
"cluster_template_id" : "8300d4a7-c1aa-4984-8528-9f250a6d175f",
"user_keypair_id": "realkey1",
"default_image_id": "43b4aa35-6579-4fae-b507-be17aab8fd36",
Hi,
I have already installed the latest Sahara packages. While when I was
trying to start a cluster from Horizon, I still encountered the " Bad
network format" issue, which is said something wrong with the mapping of
neutron_management_network to net_id.
2014-10-03 13:13:43.956 704 TRACE sa