// RC creates or updates the kansible ReplicationController for some hosts in an Ansible inventory
func RC(c *cli.Context) {
args := c.Args()
if len(args) < 1 {
log.Die("Expected argument [hosts] for the name of the hosts in the ansible inventory file")
}
hosts := args[0]
f := cmdutil.NewFactory(nil)
if f == nil {
log.Die("Failed to create Kuberentes client factory!")
}
kubeclient, _ := f.Client()
if kubeclient == nil {
log.Die("Failed to create Kuberentes client!")
}
ns, _, _ := f.DefaultNamespace()
if len(ns) == 0 {
ns = "default"
}
inventory, err := osExpandAndVerify(c, "inventory")
if err != nil {
fail(err)
}
hostEntries, err := ansible.LoadHostEntries(inventory, hosts)
if err != nil {
fail(err)
}
log.Info("Found %d host entries in the Ansible inventory for %s", len(hostEntries), hosts)
rcFile := "kubernetes/" + hosts + "/rc.yml"
_, err = ansible.UpdateKansibleRC(hostEntries, hosts, kubeclient, ns, rcFile)
if err != nil {
fail(err)
}
}
log.Die("Failed to create Kubernetes client factory!")
}
kubeclient, err := f.Client()
if err != nil || kubeclient == nil {
log.Die(MessageFailedToCreateKubernetesClient, err)
}
ns, _, _ := f.DefaultNamespace()
if len(ns) == 0 {
ns = "default"
}
inventory = os.ExpandEnv(inventory)
if inventory == "" {
log.Die("Value for inventory flag is empty")
}
hostEntries, err := ansible.LoadHostEntries(inventory, hosts)
if err != nil {
log.Die("Cannot load host entries: %s", err)
}
log.Info("Found %d host entries in the Ansible inventory for %s", len(hostEntries), hosts)
rcFile := "kubernetes/" + hosts + "/rc.yml"
_, err = ansible.UpdateKansibleRC(hostEntries, hosts, f, kubeclient, ns, rcFile, replicas)
if err != nil {
log.Die("Failed to update Kansible RC: %s", err)
}
},
}