From 32508606f6bac9d0b5e0eedbbaa5074d2200251b Mon Sep 17 00:00:00 2001
From: Guilhem Moulin <guilhem@fripost.org>
Date: Sun, 14 May 2017 15:09:25 +0200
Subject: webmail: use Zend opcache and configure APCu.

---
 .../webmail/files/etc/php5/mods-available/apcu.ini |  5 ++++
 roles/webmail/handlers/main.yml                    |  3 +++
 roles/webmail/tasks/roundcube.yml                  | 27 +++++++++++++++++++++-
 3 files changed, 34 insertions(+), 1 deletion(-)
 create mode 100644 roles/webmail/files/etc/php5/mods-available/apcu.ini

diff --git a/roles/webmail/files/etc/php5/mods-available/apcu.ini b/roles/webmail/files/etc/php5/mods-available/apcu.ini
new file mode 100644
index 0000000..9268c08
--- /dev/null
+++ b/roles/webmail/files/etc/php5/mods-available/apcu.ini
@@ -0,0 +1,5 @@
+extension=apcu.so
+apc.shm_segments = 1
+apc.shm_size = 128M
+apc.ttl = 3600
+apc.gc_ttl = 300
diff --git a/roles/webmail/handlers/main.yml b/roles/webmail/handlers/main.yml
index d02cdda..aef74f7 100644
--- a/roles/webmail/handlers/main.yml
+++ b/roles/webmail/handlers/main.yml
@@ -2,5 +2,8 @@
 - name: Restart stunnel@ldap
   service: name=stunnel4@ldap state=restarted
 
+- name: Restart php5
+  service: name=php5-fpm state=restarted
+
 - name: Restart Nginx
   service: name=nginx state=restarted
diff --git a/roles/webmail/tasks/roundcube.yml b/roles/webmail/tasks/roundcube.yml
index b5e81d6..4c7ac8d 100644
--- a/roles/webmail/tasks/roundcube.yml
+++ b/roles/webmail/tasks/roundcube.yml
@@ -4,10 +4,35 @@
     - php5-fpm
     - php5-ldap
     - php5-gd
-    - php5-xcache
+    - php5-apcu
     # spell-checking
     - php5-enchant
 
+- name: Configure PHP5 APCu
+  copy: src=etc/php5/mods-available/apcu.ini
+        dest=/etc/php5/mods-available/apcu.ini
+        owner=root group=root
+        mode=0644
+  notify:
+    - Restart php5
+
+- name: Configure PHP5 Zend opcache
+  lineinfile: dest=/etc/php5/fpm/php.ini
+              regexp='^;?{{ item.var }}\\s*='
+              line="{{ item.var }} = {{ item.value }}"
+              owner=root group=root
+              mode=0644
+  with_items:
+    - { var: opcache.enable,                  value: 1    }
+    - { var: opcache.enable_cli,              value: 1    }
+    - { var: opcache.memory_consumption,      value: 128  }
+    - { var: opcache.interned_strings_buffer, value: 8    }
+    - { var: opcache.max_accelerated_files,   value: 2048 }
+    - { var: opcache.revalidate_freq,         value: 60   }
+    - { var: opcache.fast_shutdown,           value: 1    }
+  notify:
+    - Restart php5
+
 - name: Install GNU Aspell and some dictionaries
   apt: pkg={{ item }}
   with_items:
-- 
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