roles/pki-cert/tasks/main.yml

---
# pki-cert/tasks/main.yml

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

- name: Generate server CSR
  command: >
    openssl req -config {{ pki_dir }}/intermediate_ca/openssl.cnf
      -key {{ pki_dir }}/intermediate_ca/private/{{ item.cn }}_key.pem
      -new -sha256 -subj "{{ item.subj }}"
      -out {{ pki_dir }}/intermediate_ca/csr/{{ item.cn }}_csr.pem
  args:
    creates: "{{ pki_dir }}/intermediate_ca/csr/{{ item.cn }}_csr.pem"
  environment:
    KEY_ALTNAMES: "{{ item.altnames | join(', ') }}"
  with_items: "{{ server_certs }}"

- name: Sign server cert
  command: >
    openssl ca -config {{ pki_dir }}/intermediate_ca/openssl.cnf -batch
      -passin file:{{ pki_dir }}/intermediate_ca/private/ca_im_phrase
      -extensions server_cert
      -days {{ cert_days }} -md {{ cert_digest }}
      -in {{ pki_dir }}/intermediate_ca/csr/{{ item.cn }}_csr.pem
      -out {{ pki_dir }}/intermediate_ca/certs/{{ item.cn }}_cert.pem
  args:
    creates: "{{ pki_dir }}/intermediate_ca/certs/{{ item.cn }}_cert.pem"
  environment:
    KEY_ALTNAMES: "{{ item.altnames | join(', ') }}"
  with_items: "{{ server_certs }}"

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

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

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

- name: Get the cert into server_cert var
  command: >
    openssl x509 -in {{ pki_dir }}/intermediate_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 cert
  copy:
    dest: "{{ pki_dir }}/intermediate_ca/certs/{{ item.item.cn }}_cert_chain.pem"
    content: "{{ item.stdout }}\n{{ im_cert.stdout }}"
  with_items: "{{ server_certs_raw.results }}"