Merge pull request #15 from fitz123/alt_version

alt version initial commit

Author: Sebastian Gumprich

README.md

@@ -11,11 +11,7 @@ This role focuses on security configuration of MySQL. Therefore you can add this
 ## Requirements
 
 * Ansible
-* Python MySQL-DB Package
-
-## Usage
-
-Before you use this role make sure to have a valid login-configuration in `~/.my.cnf` so Ansible is able to login into your database.
+* Set up `mysql_root_password` variable
 
 ### Example Playbook
 
@@ -25,6 +21,7 @@ Before you use this role make sure to have a valid login-configuration in `~/.my
 
 This hardening role installs the hardening but expects an existing installation of MySQL, MariaDB or Percona. Please ensure that the following variables are set accordingly:
 
+- `mysql_hardening_enabled: yes` role is enabled by default and can be disabled without removing it from a playbook. You can use conditional variable, for example: `mysql_hardening_enabled: "{{ true if mysql_enabled else false }}"`
 - `mysql_hardening_user: 'mysql'` The user that mysql runs as.
 - `mysql_datadir: '/var/lib/mysql'` The MySQL data directory
 - `mysql_hardening_hardening_conf: '/etc/mysql/conf.d/hardening.cnf'` The path to the configuration file where the hardening will be performed

defaults/main.yml

@@ -1,10 +1,18 @@
+# switcher to enable/disable role
+mysql_hardening_enabled: yes
+
 # general configuration
 mysql_hardening_user: 'mysql'
+mysql_hardening_group: 'root'
 mysql_datadir: '/var/lib/mysql'
 mysql_hardening_hardening_conf: '/etc/mysql/conf.d/hardening.cnf'
+# You have to change this to your own strong enough mysql root password
+mysql_root_password: '-----====>SetR00tPa$$wordH3r3!!!<====-----'
+# There .my.cnf with mysql root credentials will be installed 
+mysql_user_home: "{{ ansible_env.HOME}}"
 
 # ensure the following parameters are set properly
-mysql_allow_remote_root: false
+mysql_remove_remote_root: true
 mysql_remove_anonymous_users: true
 mysql_remove_test_database: true
 

files/mysql_grants.sql

@@ -0,0 +1 @@
+DELETE FROM mysql.user WHERE User='';

files/mysql_remove_anonymous_users.sql

@@ -0,0 +1 @@
+DELETE FROM mysql.user WHERE User='root' AND Host NOT IN ('localhost', '127.0.0.1', '::1');

files/mysql_remove_remote_root.sql

@@ -0,0 +1,18 @@
+---
+
+- name: protect my.cnf
+  file: path='{{mysql_hardening_mysql_conf}}' mode=0600 owner=root group=root
+
+- name: ensure permissions on mysql-datadir are correct
+  file: path='{{mysql_datadir}}' state=directory owner='{{mysql_hardening_user}}' group='{{mysql_hardening_user}}'
+
+- name: check mysql configuration-directory exists and has right permissions
+  file: path='/etc/mysql/conf.d' state=directory owner='{{mysql_hardening_user}}' group='{{mysql_hardening_group}}' mode=0470
+
+- name: check include-dir directive is present in my.cnf
+  lineinfile: dest='{{mysql_hardening_mysql_conf}}' line='!includedir /etc/mysql/conf.d/' insertafter='EOF' state=present backup=yes
+  notify: restart mysql
+
+- name: apply hardening configuration
+  template: src='hardening.cnf.j2' dest='{{mysql_hardening_hardening_conf}}' owner='{{mysql_hardening_user}}' group='{{mysql_hardening_group}}' mode=0460
+  notify: restart mysql

tasks/configure.yml

@@ -4,25 +4,13 @@
   include_vars: "{{ ansible_os_family }}.yml"
   tags: always
 
-- name: protect my.cnf
-  file: path='{{mysql_hardening_mysql_conf}}' mode=0600 owner=root group=root
-
-- name: ensure permissions on mysql-datadir are correct
-  file: path='{{mysql_datadir}}' state=directory owner='{{mysql_hardening_user}}' group='{{mysql_hardening_user}}'
-
-- name: create mysql configuration-directory
-  file: path='/etc/mysql/conf.d' state=directory owner='{{mysql_hardening_user}}' mode=0600
-
-- name: add include-dir directive to my.cnf
-  lineinfile: dest='{{mysql_hardening_mysql_conf}}' line='!includedir /etc/mysql/conf.d/' insertafter='^\[mysql\]' state=present backup=yes
-
-- name: apply hardening configuration
-  template: src='hardening.cnf.j2' dest='{{mysql_hardening_hardening_conf}}' owner='{{mysql_hardening_user}}' mode=0750
-  notify: restart mysql
-
-# Copy database dump file to remote host and restore it to database 'my_db'
-- name: copy the sql-script to the remote host
-  copy: src='mysql_grants.sql' dest='/tmp/'
-
-- name: run the mysql_grants.sql script
-  mysql_db: name='mysql' state=import target='/tmp/mysql_grants.sql'
+- include: configure.yml
+  when: mysql_hardening_enabled
+  tags: 
+    - mysql_hardening
+
+- include: mysql_secure_installation.yml
+  when: mysql_hardening_enabled
+  tags: 
+    - mysql_hardening
+    - mysql_secure_installation

tasks/main.yml

@@ -0,0 +1,66 @@
+---
+
+# supported for ansible ver => 2.0
+#- name: Install python-mysqldb for Ansible
+#  package: pkg=python-mysqldb state=present
+
+
+- name: Install MySQL-python for Ansible
+  apt: name=python-mysqldb state=present
+  when: ansible_distribution == 'Debian' or ansible_distribution == 'Ubuntu'
+
+- name: Install python-mysqldb for Ansible
+  yum: name=MySQL-python state=present
+  when: ansible_os_family == 'RedHat' or ansible_os_family == 'Oracle Linux'
+
+- debug: msg="WARNING - you have to change default mysql_root_password"
+  when: mysql_root_password == '-----====>SetR00tPa$$wordH3r3!!!<====-----'
+
+- name: root password is present
+  mysql_user: name=root host={{item}} password={{mysql_root_password | mandatory}} state=present
+  with_items:
+    - '::1'
+    - '127.0.0.1'
+    - 'localhost'
+
+- name: install .my.cnf with credentials
+  template: src=my.cnf.j2 dest={{mysql_user_home}}/.my.cnf 
+            mode=0400
+  tags: my_cnf
+
+- name: test database is absent
+  mysql_db: name=test state=absent
+  when: mysql_remove_test_database
+
+# Can use only if ansible ver => 2.1
+#- name: anonymous users are absent
+#  mysql_user: name='' state=absent host_all=yes
+#  when: mysql_remove_anonymous_users
+
+- name: copy mysql_remove_anonymous_users
+  copy: src='{{item}}.sql' dest='/tmp/{{item}}.sql'
+  with_items:
+    - mysql_remove_anonymous_users
+  when: mysql_remove_anonymous_users
+  changed_when: false
+
+- name: apply mysql_remove_anonymous_users
+  mysql_db: name='mysql' state=import target='/tmp/{{item}}.sql' 
+  with_items:
+    - mysql_remove_anonymous_users
+  when: mysql_remove_anonymous_users
+  changed_when: false
+
+- name: copy mysql_remove_remote_root
+  copy: src='{{item}}.sql' dest='/tmp/{{item}}.sql'
+  with_items:
+    - mysql_remove_remote_root
+  when: mysql_remove_remote_root
+  changed_when: false
+
+- name: apply mysql_remove_remote_root
+  mysql_db: name='mysql' state=import target='/tmp/{{item}}.sql' 
+  with_items:
+    - mysql_remove_remote_root
+  when: mysql_remove_remote_root
+  changed_when: false

tasks/mysql_secure_installation.yml

@@ -0,0 +1,4 @@
+[client]
+user=root
+password='{{ mysql_root_password | mandatory }}'
+#ssl