Fixes #69: APC is dead, long live OpCache and APCu.

README.md

@@ -107,22 +107,20 @@ OpCache ini directives that are often customized on a system. Make sure you have
 
 The platform-specific opcache configuration filename. Generally the default should work, but in some cases, you may need to override the filename.
 
-### APC-related Variables
+### APCu-related Variables
 
     php_enable_apc: true
 
-Whether to enable APC. Other APC variables will be ineffective if this is set to false.
+Whether to enable APCu. Other APCu variables will be ineffective if this is set to false.
 
     php_apc_enabled_in_ini: false
 
-When installing APC, depending on the system and whether running PHP as a webserver module or standalone via `php-fpm`, you might need the line `extension=apc.so` in `apc.ini`. If you need that line added (e.g. you're running `php-fpm`), set this variable to true.
+When installing APCu, depending on the system and whether running PHP as a webserver module or standalone via `php-fpm`, you might need the line `extension=apc.so` in `apc.ini`. If you need that line added (e.g. you're running `php-fpm`), set this variable to true.
 
-    php_apc_cache_by_default: "1"
     php_apc_shm_size: "96M"
-    php_apc_stat: "1"
     php_apc_enable_cli: "0"
 
-APC ini directives that are often customized on a system. Set `php_apc_cache_by_default` to 0 to disable APC by default (so you could just enable it for one codebase if you have a *lot* of code on a server). Set the `php_apc_shm_size` so it will hold all your application code in memory with a little overhead (fragmentation or APC running out of memory will slow down PHP *dramatically*).
+APCu ini directives that are often customized on a system. Set the `php_apc_shm_size` so it will hold all cache entries in memory with a little overhead (fragmentation or APC running out of memory will slow down PHP *dramatically*).
 
     php_apc_conf_filename: [platform-specific]
 
@@ -132,10 +130,8 @@ The platform-specific APC configuration filename. Generally the default should w
 
 If you use APC, you will need to make sure APC is installed (it is installed by default, but if you customize the `php_packages` list, you need to include APC in the list):
 
-  - *On RHEL/CentOS systems*: Make sure `php-pecl-apc` is in the list of `php_packages`.
-  - *On Debian/Ubuntu systems*: Make sure `php-apc` is in the list of `php_packages`.
-
-You can also install APC via `pecl`, but it's simpler to manage the installation with the system's package manager.
+  - *On RHEL/CentOS systems*: Make sure `php-pecl-apcu` is in the list of `php_packages`.
+  - *On Debian/Ubuntu systems*: Make sure `php-apcu` is in the list of `php_packages`.
 
 ### Installing from Source
 
@@ -197,7 +193,7 @@ None.
       - php-gd
       - php-mbstring
       - php-pdo
-      - php-pecl-apc
+      - php-pecl-apcu
       - php-xml
       ...
 

defaults/main.yml

@@ -30,12 +30,10 @@ php_opcache_revalidate_freq: "2"
 php_opcache_max_file_size: "0"
 php_opcache_blacklist_filename: ""
 
-# APC settings (useful for PHP <5.5).
+# APCu settings.
 php_enable_apc: true
 php_apc_enabled_in_ini: false
-php_apc_cache_by_default: "1"
 php_apc_shm_size: "96M"
-php_apc_stat: "1"
 php_apc_enable_cli: "0"
 
 # If this is set to false, none of the following options will have any effect.

tasks/configure.yml

@@ -19,7 +19,7 @@
   notify: restart webserver
   when: php_use_managed_ini
 
-- name: Place APC configuration file in place.
+- name: Place APCu configuration file in place.
   template:
     src: apc.ini.j2
     dest: "{{ item }}/{{ php_apc_conf_filename }}"

tasks/setup-Debian.yml

@@ -10,7 +10,7 @@
   register: php_package_install
   notify: restart webserver
 
-- name: Delete APC configuration file if this role will provide one.
+- name: Delete APCu configuration file if this role will provide one.
   file:
     path: "{{ item }}/{{ php_apc_conf_filename }}"
     state: absent

templates/apc.ini.j2

@@ -2,7 +2,5 @@
 extension=apc.so
 {% endif %}
 apc.shm_size={{ php_apc_shm_size }}
-apc.stat={{ php_apc_stat }}
 apc.enable_cli={{ php_apc_enable_cli }}
 apc.rfc1867=1
-apc.cache_by_default={{ php_apc_cache_by_default }}

vars/Debian.yml

@@ -9,7 +9,7 @@ __php_packages:
   - php5-fpm
   - php5-gd
   - php-pear
-  - php-apc
+  - php-apcu
   - libpcre3-dev
 __php_webserver_daemon: "apache2"
 

vars/RedHat.yml

@@ -12,7 +12,7 @@ __php_packages:
   - php-opcache
   - php-pdo
   - php-pear
-  - php-pecl-apc
+  - php-pecl-apcu
   - php-xml
   - php-xmlrpc
 __php_webserver_daemon: "httpd"