[WIP] Improve FPM management

- store configuration in local facts
- better socket generator
- php_admin_value/php_value

.gitignore

@@ -2,3 +2,4 @@
 *.swp
 *.retry
 *.log
+/filter_plugins/*.pyc

defaults/main.yml

@@ -90,10 +90,10 @@ php_xdebug_var_display_max_depth: '3'
 
 # PHP-FPM
 php_fpm_poold:
-  - pool_name: 'www'
+  - name: 'www'
     listen: '{{ php_default_fpm_sock }}'
     pm: 'dynamic'
-    pm_max_children: 250
+    pm_max_children: 100
     pm_start_servers: 10
     pm_min_spare_servers: 10
     pm_max_spare_servers: 20

tasks/fpm.yml

@@ -24,13 +24,13 @@
 - name: TEMPLATE | Deploy pool configuration
   template:
     src: etc/__php__/fpm/pool.d/pool.conf.j2
-    dest: '{{ php_fpm_pool_dir }}/{{ item.pool_name }}.conf'
-  loop: "{{ php_fpm_poold }}"
+    dest: '{{ php_fpm_pool_dir }}/{{ item.name }}.conf'
+  loop: "{{ ansible_local.hanxhx_php.fpm_pool }}"
   notify: restart php-fpm
 
 - name: FILE | Delete default pool if necessary
   file:
     path: "{{ php_fpm_pool_dir }}/www.conf"
     state: absent
-  when: '"www" not in (php_fpm_poold | map(attribute="pool_name") | list)'
+  when: '"www" not in (ansible_local.hanxhx_php.fpm_pool | map(attribute="name") | list)'
   notify: restart php-fpm

tasks/main.yml

@@ -22,13 +22,13 @@
       {% for p in php_fpm_poold %}
         {
           name: "{{ p.name | default(p.pool_name) }}",
-          listen: "{{ item.listen | default(php_version | php_socket(p.name | default(p.pool_name))) }}",
-          user: "{{ item.user | default(php_default_user_group) }}",
-          group: "{{ item.group | default(php_default_user_group) }}",
-          listen_owner: "{{ item.listen_owner | default(php_default_user_group) }}",
-          listen_group: "{{ item.listen_owner | default(php_default_user_group) }}",
-          {% for k, v in p.items() %}
-          {% if k not in ['name', 'pool_name', 'listen', 'user', 'group', 'listen_owner'] %}
+          listen: "{{ p.listen | default(php_version | php_socket(p.name | default(p.pool_name))) }}",
+          user: "{{ p.user | default(php_default_user_group) }}",
+          group: "{% if p.user is defined %}{{ p.group | default(p.user) }}{% else %}{{ p.group | default(php_default_user_group) }}{% endif %}",
+          php_value: {% if p.php_value is defined %}{{ p.php_value | to_nice_json }}{% else %}{}{% endif %},
+          php_admin_value: {% if p.php_admin_value is defined %}{{ p.php_admin_value | to_nice_json }}{% else %}{}{% endif %},
+          {% for k, v in p.items() | list %}
+          {% if k not in ['name', 'pool_name', 'listen', 'user', 'group', 'php_value', 'php_admin_value'] %}
           {{ k }}: "{{ v }}"{% if not loop.last %},{% endif %}
           {% endif %}
           {% endfor %}
@@ -46,28 +46,32 @@
     state: directory
     recurse: yes
 
-- name: COPY | Manage current repositories
+- name: COPY | Manage facts
   copy:
-    content: "{ \"php_fpm_full_pool\": {{ php_fpm_full_pool | to_json }} }"
-    dest: /etc/ansible/facts.d/php_fpm_pool.fact
+    content: "{ \"fpm_pool\": {{ php_fpm_full_pool | to_nice_json }} }"
+    dest: /etc/ansible/facts.d/hanxhx_php.fact
+  register: f
 
-- debug: var=php_fpm_full_pool
-- fail: msg='ok'
+- name: SETUP | Gathers new facts
+  setup:
+  when: f.changed
+  tags:
+    - skip_ansible_lint
 
 - name: APT | Install PHP packages
   apt:
-    pkg: "{{ item }}"
+    pkg: "{{ pkgs }}"
     state: present
     update_cache: yes
     cache_valid_time: 3600
-  loop: "{{ php_packages + php_extra_packages | flatten }}"
+  vars:
+    pkgs: "{{ php_packages + php_extra_packages | flatten }}"
   notify: restart php-fpm
   when: ansible_os_family == 'Debian'
 
 - name: PKGNG | Install PHP packages
   pkgng:
-    name: "{{ item }}"
-  loop: "{{ php_packages + php_extra_packages | flatten }}"
+    name: "{{ php_packages + php_extra_packages | flatten | join(',') }}"
   notify: restart php-fpm
   when: ansible_os_family == 'FreeBSD'
 

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

@@ -1,7 +1,7 @@
-; Start a new pool named '{{ item.pool_name }}'.
+; Start a new pool named '{{ item.name }}'.
 ; the variable $pool can we used in any directive and will be replaced by the
-; pool name ('{{ item.pool_name }}' here)
-[{{ item.pool_name }}]
+; pool name ('{{ item.name }}' here)
+[{{ item.name }}]
 
 ; Per pool prefix
 ; It only applies on the following directives:
@@ -20,8 +20,8 @@
 ; Unix user/group of processes
 ; Note: The user is mandatory. If the group is not set, the default user's group
 ;       will be used.
-user = {{ item.user | default(php_default_user_group) }}
-group = {{ item.group | default(php_default_user_group) }}
+user = {{ item.user }}
+group = {{ item.group }}
 
 ; The address on which to accept FastCGI requests.
 ; Valid syntaxes are:
@@ -95,7 +95,7 @@ listen.group = {{ item.listen_owner | default(php_default_user_group) }}
 ;             pm.process_idle_timeout   - The number of seconds after which
 ;                                         an idle process will be killed.
 ; Note: This value is mandatory.
-pm = {{ item.pm }}
+pm = {{ item.pm | default('dynamic') }}
 
 ; The number of child processes to be created when pm is set to 'static' and the
 ; maximum number of child processes when pm is set to 'dynamic' or 'ondemand'.
@@ -106,27 +106,27 @@ pm = {{ item.pm }}
 ; forget to tweak pm.* to fit your needs.
 ; Note: Used when pm is set to 'static', 'dynamic' or 'ondemand'
 ; Note: This value is mandatory.
-pm.max_children = {{ item.pm_max_children }}
+pm.max_children = {{ item.pm_max_children | default('250') }}
 
 ; The number of child processes created on startup.
 ; Note: Used only when pm is set to 'dynamic'
 ; Default Value: min_spare_servers + (max_spare_servers - min_spare_servers) / 2
-pm.start_servers = {{ item.pm_start_servers }}
+pm.start_servers = {{ item.pm_start_servers | default('10') }}
 
 ; The desired minimum number of idle server processes.
 ; Note: Used only when pm is set to 'dynamic'
 ; Note: Mandatory when pm is set to 'dynamic'
-pm.min_spare_servers = {{ item.pm_min_spare_servers }}
+pm.min_spare_servers = {{ item.pm_min_spare_servers | default('10') }}
 
 ; The desired maximum number of idle server processes.
 ; Note: Used only when pm is set to 'dynamic'
 ; Note: Mandatory when pm is set to 'dynamic'
-pm.max_spare_servers = {{ item.pm_max_spare_servers }}
+pm.max_spare_servers = {{ item.pm_max_spare_servers | default('20') }}
 
 ; The number of seconds after which an idle process will be killed.
 ; Note: Used only when pm is set to 'ondemand'
 ; Default Value: 10s
-;pm.process_idle_timeout = 10s;
+pm.process_idle_timeout = {{ item.pm_process_idle_timeout | default('10s') }};
 
 ; The number of requests each child process should execute before respawning.
 ; This can be useful to work around memory leaks in 3rd party libraries. For
@@ -369,7 +369,7 @@ chdir = /
 ; Note: on highloaded environement, this can cause some delay in the page
 ; process time (several ms).
 ; Default Value: no
-;catch_workers_output = yes
+catch_workers_output = {{ item.catch_workers_output | default('no') }}
 
 ; Clear environment in FPM workers
 ; Prevents arbitrary environment variables from reaching FPM worker processes
@@ -421,12 +421,10 @@ chdir = /
 ;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_flag is defined %}
-{% for k, v in item.php_flag.items() %}
+{% for k, v in item.php_value.items() | list %}
+php_value[{{ k }}] = {{ v }}
 {% endfor %}
-{% endif %}
-{% if item.php_admin_flag is defined %}
-{% for k, v in item.php_admin_flag.items() %}
+{% for k, v in item.php_admin_value.items() | list %}
+php_admin_value[{{ k }}] = {{ v }}
 {% endfor %}
-{% endif %}
 ; vim:filetype=dosini

tests/templates/nginx.conf.j2

@@ -15,22 +15,27 @@ http {
 
 		root /var/www;
 
-{% if php_fpm_poold.0.status_path is defined %}
-		location = {{ php_fpm_poold.0.status_path }} {
+{% if ansible_local.hanxhx_php.fpm_pool.0.status_path is defined %}
+		location = {{ ansible_local.hanxhx_php.fpm_pool.0.status_path }} {
 			include fastcgi.conf;
-			fastcgi_pass unix:{{ php_default_fpm_sock }};
+			fastcgi_pass unix:{{ ansible_local.hanxhx_php.fpm_pool.0.listen }};
 		}
 {% endif %}
-{% if php_fpm_poold.0.ping_path is defined %}
-		location = {{ php_fpm_poold.0.ping_path }} {
+{% if ansible_local.hanxhx_php.fpm_pool.0.ping_path is defined %}
+		location = {{ ansible_local.hanxhx_php.fpm_pool.0.ping_path }} {
 			include fastcgi.conf;
-			fastcgi_pass unix:{{ php_default_fpm_sock }};
+			fastcgi_pass unix:{{ ansible_local.hanxhx_php.fpm_pool.0.listen }};
 		}
 {% endif %}
 
+		location = /ini.php {
+			include fastcgi.conf;
+			fastcgi_pass unix:{{ ansible_local.hanxhx_php.fpm_pool.1.listen }};
+		}
+
 		location ~ \.php$ {
 			include fastcgi.conf;
-			fastcgi_pass unix:{{ php_default_fpm_sock }};
+			fastcgi_pass unix:{{ ansible_local.hanxhx_php.fpm_pool.0.listen }};
 		}
 	}
 }

tests/test.yml

@@ -12,7 +12,7 @@
       error_reporting: 'E_ALL'
     php_fpm_poold:
       - pool_name: 'test_ansible'
-        listen: '{{ php_default_fpm_sock }}'
+        listen: '/run/php/php-ansible1.sock'
         pm: 'dynamic'
         pm_max_children: 250
         pm_start_servers: 10
@@ -21,26 +21,25 @@
         status_path: '/status'
         ping_path: '/ping'
         ping_response: 'ok'
-        php_flag:
+      - name: 'test_ansible2'
+        user: 'foo'
+        php_value:
           display_errors: 'Off'
-        php_admin_flag:
-          memory_limit: '128M'
-      - pool_name: 'test_ansible2'
-        pm: 'dynamic'
-        pm_max_children: 250
-        pm_start_servers: 10
-        pm_min_spare_servers: 10
-        pm_max_spare_servers: 20
-        php_flag:
-          display_errors: 'On'
-        php_admin_flag:
-          memory_limit: '64M'
+        php_admin_value:
+          memory_limit: '98M'
 
   pre_tasks:
 
     - name: INCLUDE_TASKS | Pre tasks related to OS
       include_tasks: "includes/pre_{{ ansible_os_family }}.yml"
 
+    - name: USER | Create PHP user
+      user:
+        name: 'foo'
+        system: yes
+        create_home: no
+        shell: '/usr/sbin/nologin'
+
   tasks:
 
     - name: TEMPLATE | Nginx site config
@@ -122,6 +121,11 @@
         dest: /var/www/phpinfo.php
         content: '<?php phpinfo();'
 
+    - name: COPY | Add ini test file
+      copy:
+        dest: /var/www/ini.php
+        content: '<?php echo ini_get("memory_limit") . "\n";'
+
     - name: SHELL | Check vhost
       shell: "curl -v -H 'Host: {{ vhost }}' http://127.0.0.1/phpinfo.php 2> /dev/null | grep h1 | grep -o 'PHP Version {{ php_version }}' | sed -r 's/<//g'"
       args:
@@ -130,6 +134,14 @@
       register: c
       failed_when: c.stdout == ''
 
+    - name: SHELL | Check custom php value
+      shell: "curl -H 'Host: {{ vhost }}' http://127.0.0.1/ini.php 2> /dev/null"
+      args:
+        warn: false
+      changed_when: false
+      register: c
+      failed_when: 'php_fpm_poold.1.php_admin_value.memory_limit not in c.stdout'
+
     - name: URI | Check ping
       uri:
         url: "http://localhost{{ php_fpm_poold.0.ping_path }}"