ExecuteCcoctl must run after CreateInstallManifests and ExtractCcoctl.

ExtractTools function extracts openshift-install and oc binaries from the image - this uses locally available oc binary which means it has to be run first and any consecutive commands should use the extracted oc binary.

Deprecated: Unarchive function is deprecated and will be removed in the future.

DefaultConfigFilename is the default filename of the config file that viper attempts to load (viper.SetConfigName).

EnvPrefix environment variable sets a prefix of all environment variables bound to command line flags.

All configuration is loaded into this structure and then used to parse templates.