IsControllerEnabled check if a specified controller enabled or not.

ResyncPeriod returns a function which generates a duration each time it is invoked; this is so that multiple controllers don't get into lock-step and all hammer the apiserver with list requests simultaneously.

ControllerStartJitter is the Jitter used when starting controller managers.

ControllersDisabledByDefault is the set of controllers which is disabled by default.

ControllerContext defines the context object for controller.

ControllerInitializersFunc is used to create a collection of initializers given the loopMode.

InitFunc is used to launch a particular controller.