Fixes geerlingguy#246: Use adm group for log files on Debian/Ubuntu.

Author: geerlingguy

README.md

@@ -92,6 +92,7 @@ The formats of these are the same as in the `mysql_user` module.
 
 Default MySQL connection configuration.
 
+    mysql_log_file_group: mysql *adm on Debian*
     mysql_log: ""
     mysql_log_error: *default value depends on OS*
     mysql_syslog_tag: *default value depends on OS*

defaults/main.yml

@@ -44,6 +44,9 @@ mysql_sql_mode: ''
 # mysql_pid_file: /var/run/mysqld/mysqld.pid
 # mysql_socket: /var/lib/mysql/mysql.sock
 
+# Log file settings.
+mysql_log_file_group: mysql
+
 # Slow query log settings.
 mysql_slow_query_log_enabled: no
 mysql_slow_query_time: "2"

tasks/configure.yml

@@ -50,7 +50,7 @@
     path: "{{ mysql_slow_query_log_file }}"
     state: file
     owner: mysql
-    group: mysql
+    group: "{{ mysql_log_file_group }}"
     mode: 0640
   when: mysql_slow_query_log_enabled
 
@@ -66,7 +66,7 @@
     path: "{{ mysql_log_error }}"
     state: file
     owner: mysql
-    group: mysql
+    group: "{{ mysql_log_file_group }}"
     mode: 0640
   when: mysql_log == "" and mysql_log_error != ""
 

vars/Debian.yml

@@ -3,6 +3,7 @@ __mysql_daemon: mysql
 __mysql_packages:
   - mysql-common
   - mysql-server
+mysql_log_file_group: adm
 __mysql_slow_query_log_file: /var/log/mysql/mysql-slow.log
 __mysql_log_error: /var/log/mysql/mysql.err
 __mysql_syslog_tag: mysql