factorize the `when` condition

roles/generate-cert/tasks/main.yml

@@ -22,7 +22,8 @@
   register: validity
   when: cert_file.stat.exists
 
-# TODO: Use a block to have only one `when`
+- name:  Generate the certificate
+  block:
     - name: Generate private key
       become: false
       openssl_privatekey:
@@ -30,7 +31,6 @@
         mode: u=rw,g=,o=
         size: "{{ key_size | default(omit) }}"
       delegate_to: localhost
-  when: force_renewal or (not key_file.stat.exists) or (not cert_file.stat.exists) or (not validity.valid_at.renewal)
     
     # TODO: add a revocation methode, most probably crl, with crl_distribution_points
     - name: Generate a Certificate Signing Request
@@ -52,7 +52,6 @@
         key_usage_critical: yes
         subject_alt_name: "{{ subject_alt_name | default(omit) }}"
       delegate_to: localhost
-  when: force_renewal or (not key_file.stat.exists) or (not cert_file.stat.exists) or (not validity.valid_at.renewal)
     
     - name: Put the CA in a file
       become: false
@@ -60,7 +59,6 @@
         content: "{{ ca_cert }}"
         dest: "/tmp/ansible_hacky_pki_ca.crt"
       delegate_to: localhost
-  when: force_renewal or (not key_file.stat.exists) or (not cert_file.stat.exists) or (not validity.valid_at.renewal)
     
     - name: Put the CA key in a file
       become: false
@@ -70,7 +68,6 @@
         mode: u=rw,g=,o=
       delegate_to: localhost
       no_log: yes
-  when: force_renewal or (not key_file.stat.exists) or (not cert_file.stat.exists) or (not validity.valid_at.renewal)
     
     - name: Sign the certificate
       become: false
@@ -83,7 +80,6 @@
         ownca_privatekey_path: /tmp/ansible_hacky_pki_ca.key
         provider: ownca
       delegate_to: localhost
-  when: force_renewal or (not key_file.stat.exists) or (not cert_file.stat.exists) or (not validity.valid_at.renewal)
     
     - name: Send private key to the server
       copy:
@@ -93,7 +89,6 @@
         group: "{{ group | default('root') }}"
         mode: "{{ key_mode | default('u=rw,g=,o=') }}"
       no_log: yes
-  when: force_renewal or (not key_file.stat.exists) or (not cert_file.stat.exists) or (not validity.valid_at.renewal)
     
     - name: Send certificate to the server
       copy:
@@ -102,7 +97,6 @@
         owner: "{{ owner | default('root') }}"
         group: "{{ group | default('root') }}"
         mode: "{{ key_mode | default('u=rw,g=r,o=r') }}"
-  when: force_renewal or (not key_file.stat.exists) or (not cert_file.stat.exists) or (not validity.valid_at.renewal)
     
     # Clean up
     - name: Remove the local cert key
@@ -111,7 +105,6 @@
         path: "/tmp/ansible_hacky_pki_{{ cname }}.key"
         state: absent
       delegate_to: localhost
-  when: force_renewal or (not key_file.stat.exists) or (not cert_file.stat.exists) or (not validity.valid_at.renewal)
     
     - name: Remove the CSR
       become: false
@@ -119,7 +112,6 @@
         path: "/tmp/ansible_hacky_pki_{{ cname }}.csr"
         state: absent
       delegate_to: localhost
-  when: force_renewal or (not key_file.stat.exists) or (not cert_file.stat.exists) or (not validity.valid_at.renewal)
     
     - name: Remove the local certificate
       become: false
@@ -127,7 +119,6 @@
         path: "/tmp/ansible_hacky_pki_{{ cname }}.crt"
         state: absent
       delegate_to: localhost
-  when: force_renewal or (not key_file.stat.exists) or (not cert_file.stat.exists) or (not validity.valid_at.renewal)
     
     - name: Remove the CA certificate
       become: false
@@ -135,7 +126,6 @@
         path: /tmp/ansible_hacky_pki_ca.crt
         state: absent
       delegate_to: localhost
-  when: force_renewal or (not key_file.stat.exists) or (not cert_file.stat.exists) or (not validity.valid_at.renewal)
     
     - name: Remove the CA key
       become: false
@@ -143,4 +133,4 @@
         path: /tmp/ansible_hacky_pki_ca.key
         state: absent
       delegate_to: localhost
-  when: not key_file.stat.exists
+  when: force_renewal or (not key_file.stat.exists) or (not cert_file.stat.exists) or (not validity.valid_at.renewal)