// Set up global connection to the cluster
func connect(endpoint, username, apiKey string) {
// Connect to Carina
var err error
carinaClient, err = libcarina.NewClusterClient(endpoint, username, apiKey)
loggedInFlag = true
if err != nil {
log.Fatal("Cannot create cluster client: ", err)
}
}
// Auth does the authentication
func (carina *Command) Auth(pc *kingpin.ParseContext) (err error) {
if carina.Username == "" || carina.APIKey == "" {
// Backwards compatibility for prior releases, to be deprecated
// Check on RACKSPACE_USERNAME
if os.Getenv(rackspaceUserNameEnvVar) != "" && os.Getenv(rackspaceAPIKeyEnvVar) != "" {
fmt.Fprintf(os.Stderr, "Warning: use of %s and %s environment variables is deprecated.\n", rackspaceUserNameEnvVar, rackspaceAPIKeyEnvVar)
fmt.Fprintf(os.Stderr, "Please use %s and %s instead.\n", UserNameEnvVar, APIKeyEnvVar)
carina.Username = os.Getenv(rackspaceUserNameEnvVar)
carina.APIKey = os.Getenv(rackspaceAPIKeyEnvVar)
}
}
carina.ClusterClient, err = libcarina.NewClusterClient(carina.Endpoint, carina.Username, carina.APIKey)
return err
}