BuildFeatureGateString takes slices of enabled and disabled feature gates and returns a string that can be passed as a cmd param "--feature-gates=" to the Cloud Provider.

CertificateData decodes certData, ensuring each PEM block is type "CERTIFICATE" and the block can be parsed as an x509 certificate, returning slice of parsed certificates.

GetEnabledDisabledFeatures returns two slices that contain all the known feature gates and separates them by their enabled/disabled state.

GetLeaderElectionDefaults returns leader election configs defaults based on the cluster topology.

GetUpstreamCloudFeatureGates returns a list of feature gates that are allowed to be used in the context of cloud provider.

TrustBundleConfigMap validates that ConfigMap contains a trust bundle named aa "caBundleKey" argument and that "caBundleKey" contains one or more valid PEM encoded certificates, returning a byte slice of "caBundleKey" contents upon success.