fix pool.conf template in case some VARs are not defined (#20)

vars not defined in defaults should be processed only if they are defined (avoid AnsibleUndefinedVariable errors)

Co-authored-by: Klaus Zerwes <Klaus.Zerwes@rosalux.org>

tasks/fpm.yml

@@ -22,6 +22,7 @@
     group: root
     mode: 0644
   loop: "{{ php_ini | combine(php_ini_fpm) | dict2items }}"
+  when: php_install_fpm | bool
   notify: Restart php-fpm
 
 - name: TEMPLATE | Deploy pool configuration
@@ -32,11 +33,14 @@
     group: root
     mode: 0644
   loop: "{{ ansible_local.hanxhx_php.fpm_pool }}"
+  when: php_install_fpm | bool
   notify: Restart php-fpm
 
 - name: FILE | Delete default pool if necessary
   ansible.builtin.file:
     path: "{{ php_fpm_pool_dir }}/www.conf"
     state: absent
-  when: '"www" not in (ansible_local.hanxhx_php.fpm_pool | map(attribute="name") | list) and php_autoremove_default_pool'
+  when:
+    - '"www" not in (ansible_local.hanxhx_php.fpm_pool | map(attribute="name") | list) and php_autoremove_default_pool'
+    - php_install_fpm | bool
   notify: Restart php-fpm

templates/etc/__php__/fpm/pool.d/pool.conf.j2

@@ -421,13 +421,19 @@ catch_workers_output = {{ item.catch_workers_output | default('no') }}
 ;php_admin_value[error_log] = /var/log/fpm-php.www.log
 ;php_admin_flag[log_errors] = on
 ;php_admin_value[memory_limit] = 32M
+{% if item.php_env is defined %}
 {% for k, v in item.php_env.items() | list %}
 env[{{ k }}] = {{ v }}
 {% endfor %}
+{% endif %}
+{% if item.php_value is defined %}
 {% for k, v in item.php_value.items() | list %}
 php_value[{{ k }}] = {{ v }}
 {% endfor %}
+{% endif %}
+{% if item.php_admin_value is defined %}
 {% for k, v in item.php_admin_value.items() | list %}
 php_admin_value[{{ k }}] = {{ v }}
 {% endfor %}
+{% endif %}
 ; vim:filetype=dosini