mysql: remount /usr if needed

mysql/tasks/remount_usr_rw.yml

@@ -0,0 +1,13 @@
+---
+- name: Get mount options for partitions
+  shell: "mount | grep 'on /usr type'"
+  args:
+    warn: no
+  register: mount
+  changed_when: False
+  failed_when: False
+  when: not ansible_check_mode
+
+- name: Remount /usr if it is a partition and it is not mounted in rw
+  command: "mount -o remount,rw /usr"
+  when: mount.rc == 0 and not mount.stdout_lines.0 | search("rw")

mysql/tasks/utils.yml

@@ -30,6 +30,9 @@
 
 # mysqltuner
 
+- include: remount_usr_rw.yml
+  when: (mysql_scripts_dir or general_scripts_dir) | search ("/usr")
+
 - name: Install mysqltuner
   copy:
     src: mysqltuner.pl
@@ -47,6 +50,9 @@
 
 # automatic optimizations
 
+- include: remount_usr_rw.yml
+  when: (mysql_scripts_dir or general_scripts_dir) | search ("/usr")
+
 - name: Optimize script for MySQL
   copy:
     src: mysql-optimize.sh
@@ -82,12 +88,8 @@
 
 # my-add.sh
 
-- name: Install apg
+- include: remount_usr_rw.yml
-  apt:
+  when: (mysql_scripts_dir or general_scripts_dir) | search ("/usr")
-    name: apg
-  tags:
-    - mysql
-    - packages
 
 - name: Ensure /usr/share/scripts exists
   file:
@@ -104,3 +106,10 @@
     mode: "0700"
   tags:
     - mysql
+
+- name: Install apg
+  apt:
+    name: apg
+  tags:
+    - mysql
+    - packages