---
#
# Copyright (c) 2019 Wind River Systems, Inc.
#
# SPDX-License-Identifier: Apache-2.0
#
# SUB-TASKS DESCRIPTION:
#   Validate the format of docker registry/no-proxy address
#

- name: Check if the supplied address is a valid domain name or ipv4 address
  vars:
    script_content: |
      # Use this utility to be consistent with the current config_controller
      # though the underlying regex used is not flexible.
      from controllerconfig.utils import is_valid_domain
      if not is_valid_domain( "{{ input_address }}" ):
        raise Exception("Invalid domain name!")
  shell: "{{ script_content }}"
  args:
    executable: /usr/bin/python
  failed_when: false
  register: domain_name_ipv4_check

  # The domain name check above should cover the domain name as well as
  # IPv4 addressing with/without port. If it fails, check if it's ipv6 format
- block:
  - name: Check if the supplied address is of ipv6 with port format
    set_fact:
      ipv6_with_port: true
    when: input_address is search("\[") and input_address is search("\]")

  - name: Fail if the supplied address is not a valid ipv6
    fail:
      msg: "{{ input_address }} is an invalid address!."
    when: (not ipv6_with_port) and (input_address|ipv6 == false)

  - name: Fail if the supplied address is not a valid ipv6 with port
    fail:
      msg: "{{ input_address }} is an invalid address!."
    when: (ipv6_with_port) and
          ((input_address.split('[')[1]).split(']')[0]|ipv6 == false)
  when: domain_name_ipv4_check.rc != 0