---
# Copyright 2017-present Open Networking Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# pki-cert/tasks/main.yml

- name: Generate server private key (no pw)
  command: >
    openssl genrsa
      -out {{ pki_dir }}/{{ site_name }}_im_ca/private/{{ item.cn }}_key.pem
      {{ cert_size }}
  args:
    creates: "{{ pki_dir }}/{{ site_name }}_im_ca/private/{{ item.cn }}_key.pem"
  with_items: "{{ server_certs }}"

- name: Generate server-specific openssl config
  template:
    src: server.cnf.j2
    dest: "{{ pki_dir }}/{{ site_name }}_im_ca/server_cnfs/{{ item.cn }}.cnf"
  with_items: "{{ server_certs }}"

- name: Generate server CSR
  command: >
    openssl req -config {{ pki_dir }}/{{ site_name }}_im_ca/server_cnfs/{{ item.cn }}.cnf
      -key {{ pki_dir }}/{{ site_name }}_im_ca/private/{{ item.cn }}_key.pem
      -new -sha256 -subj "{{ item.subj }}"
      -out {{ pki_dir }}/{{ site_name }}_im_ca/csr/{{ item.cn }}_csr.pem
  args:
    creates: "{{ pki_dir }}/{{ site_name }}_im_ca/csr/{{ item.cn }}_csr.pem"
  with_items: "{{ server_certs }}"

- name: Sign server cert
  command: >
    openssl ca -config {{ pki_dir }}/{{ site_name }}_im_ca/server_cnfs/{{ item.cn }}.cnf
      -batch -passin file:{{ pki_dir }}/{{ site_name }}_im_ca/private/ca_im_phrase
      -extensions server_cert
      -days {{ cert_days }} -md {{ cert_digest }}
      -in {{ pki_dir }}/{{ site_name }}_im_ca/csr/{{ item.cn }}_csr.pem
      -out {{ pki_dir }}/{{ site_name }}_im_ca/certs/{{ item.cn }}_cert.pem
  args:
    creates: "{{ pki_dir }}/{{ site_name }}_im_ca/certs/{{ item.cn }}_cert.pem"
  with_items: "{{ server_certs }}"

- name: Verify cert against root + im chain
  command: >
    openssl verify -purpose sslserver
      -CAfile {{ pki_dir }}/{{ site_name }}_im_ca/certs/im_cert_chain.pem
      {{ pki_dir }}/{{ site_name }}_im_ca/certs/{{ item.cn }}_cert.pem
  with_items: "{{ server_certs }}"
  tags:
     - skip_ansible_lint # diagnostic command
  register: server_chain_verify

- name: Assert that verify of cert succeeded
  assert:
    that: "'OK' in '{{ item.stdout }}'"
  with_items: "{{ server_chain_verify.results }}"

- name: Get the intermediate cert into im_cert var
  command: >
    openssl x509 -in {{ pki_dir }}/{{ site_name }}_im_ca/certs/im_cert.pem
  register: im_cert
  tags:
     - skip_ansible_lint # concat of files

- name: Get the certs into server_certs var
  command: >
    openssl x509 -in {{ pki_dir }}/{{ site_name }}_im_ca/certs/{{ item.cn }}_cert.pem
  with_items: "{{ server_certs }}"
  tags:
     - skip_ansible_lint # concat of files
  register: server_certs_raw

- name: Create chained server certs
  copy:
    dest: "{{ pki_dir }}/{{ site_name }}_im_ca/certs/{{ item.item.cn }}_cert_chain.pem"
    content: "{{ item.stdout }}\n{{ im_cert.stdout }}"
  with_items: "{{ server_certs_raw.results }}"

- name: Generate client private key (no pw)
  command: >
    openssl genrsa
      -out {{ pki_dir }}/{{ site_name }}_im_ca/private/{{ item.cn }}_key.pem
      {{ cert_size }}
  args:
    creates: "{{ pki_dir }}/{{ site_name }}_im_ca/private/{{ item.cn }}_key.pem"
  with_items: "{{ client_certs }}"

- name: Generate client-specific openssl config
  template:
    src: client.cnf.j2
    dest: "{{ pki_dir }}/{{ site_name }}_im_ca/client_cnfs/{{ item.cn }}.cnf"
  with_items: "{{ client_certs }}"

- name: Generate client CSR
  command: >
    openssl req -config {{ pki_dir }}/{{ site_name }}_im_ca/client_cnfs/{{ item.cn }}.cnf
      -key {{ pki_dir }}/{{ site_name }}_im_ca/private/{{ item.cn }}_key.pem
      -new -sha256 -subj "{{ item.subj }}"
      -out {{ pki_dir }}/{{ site_name }}_im_ca/csr/{{ item.cn }}_csr.pem
  args:
    creates: "{{ pki_dir }}/{{ site_name }}_im_ca/csr/{{ item.cn }}_csr.pem"
  with_items: "{{ client_certs }}"

- name: Sign client cert
  command: >
    openssl ca -config {{ pki_dir }}/{{ site_name }}_im_ca/client_cnfs/{{ item.cn }}.cnf
      -batch -passin file:{{ pki_dir }}/{{ site_name }}_im_ca/private/ca_im_phrase
      -extensions client_cert
      -days {{ cert_days }} -md {{ cert_digest }}
      -in {{ pki_dir }}/{{ site_name }}_im_ca/csr/{{ item.cn }}_csr.pem
      -out {{ pki_dir }}/{{ site_name }}_im_ca/certs/{{ item.cn }}_cert.pem
  args:
    creates: "{{ pki_dir }}/{{ site_name }}_im_ca/certs/{{ item.cn }}_cert.pem"
  with_items: "{{ client_certs }}"

- name: Verify cert against root + im chain
  command: >
    openssl verify -purpose sslclient
      -CAfile {{ pki_dir }}/{{ site_name }}_im_ca/certs/im_cert_chain.pem
      {{ pki_dir }}/{{ site_name }}_im_ca/certs/{{ item.cn }}_cert.pem
  with_items: "{{ client_certs }}"
  tags:
     - skip_ansible_lint # diagnostic command
  register: client_chain_verify

- name: Assert that verify of cert succeeded
  assert:
    that: "'OK' in '{{ item.stdout }}'"
  with_items: "{{ client_chain_verify.results }}"

- name: Get the certs into client_certs var
  command: >
    openssl x509 -in {{ pki_dir }}/{{ site_name }}_im_ca/certs/{{ item.cn }}_cert.pem
  with_items: "{{ client_certs }}"
  tags:
     - skip_ansible_lint # concat of files
  register: client_certs_raw

- name: Create chained client cert
  copy:
    dest: "{{ pki_dir }}/{{ site_name }}_im_ca/certs/{{ item.item.cn }}_cert_chain.pem"
    content: "{{ item.stdout }}\n{{ im_cert.stdout }}"
  with_items: "{{ client_certs_raw.results }}"