1. The controller does not accept any dynamic user config through flags. All user interaction is through the
IstioOperator CR.
1. The controller has additional logic that mirrors istioctl commands like upgrade, but is driven from the declarative
API rather than command line.

### Quick tour of CLI commands

#### Flags

The `istioctl` command supports the following flags:

The MIT License (MIT)

Copyright (c) 2017, Adrian Stoewer <adrian******@****.***>

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is

This is composed of two controllers - one driven from core Kubernetes types ("Kube Controller") and one by Istio types ("ServiceEntry controller").

```mermaid
graph TD
    subgraph Kube Controller
        s(Services)
        e(Endpoints)
        p(Pods)