Merge pull request #24 from UnderGreen/refactoring

Refactoring

Author: UnderGreen

README.md

@@ -115,13 +115,21 @@ mongodb_root_admin_password
 ```
 Example vars for replication:
 ```yaml
-mongodb_login_host: 192.168.56.2      # Mongodb master host
-
 # mongodb_replication_params should be configured on each replica set node
 mongodb_replication_params:
   - { host_name: 192.168.56.2, host_port: "{{ mongodb_conf_port }}", host_type: replica }
   # host_type can be replica(default) and arbiter
 ```
+And inventory file for replica set:
+```ini
+[mongo_master]
+192.158.56.2 mongodb_master=True # it'n not a really master of MongoDB replica set, 
+                                 # use this variable for replica set init only
+
+[mongo_replicas]
+192.168.56.3
+192.168.56.4
+```
 
 Licensed under the GPLv2 License. See the [LICENSE.md](LICENSE.md) file for details.
 

tasks/auth_initialization.yml

@@ -1,41 +1,37 @@
 ---
+- name: Move back mongod.conf
+  template: src=mongod_init.conf.j2 dest=/etc/mongod.conf owner=root group=root mode=0644
 
-- include: auth_initialization_ald.yml
-  when: ansible_local.mongodb.mongodb.mongodb_login_port is defined
+- name: Restart mongodb service
+  service: name={{ mongodb_daemon_name }} state=restarted
 
 - name: create administrative user siteUserAdmin
   mongodb_user:
     database: admin
     name: "{{ item.name }}"
     password: "{{ item.password }}"
     roles: "{{ item.roles }}"
-    login_host: "{{ mongodb_listen_ip }}"
+    login_port: "{{ mongodb_conf_port }}"
   with_items:
     - {
       name: "{{ mongodb_user_admin_name }}",
       password: "{{ mongodb_user_admin_password }}",
       roles: "userAdminAnyDatabase"
       }
-  register: useradmin_user_result
-  when: ansible_local.mongodb.mongodb.mongodb_login_port is undefined
 
 - name: create administrative user siteRootAdmin
   mongodb_user:
     database: admin
     name: "{{ item.name }}"
     password: "{{ item.password }}"
     roles: "{{ item.roles }}"
-    login_host: "{{ mongodb_listen_ip }}"
-    login_user: "{{ mongodb_user_admin_name }}"
-    login_password: "{{ mongodb_user_admin_password }}"
+    login_port: "{{ mongodb_conf_port }}"
   with_items:
     - {
       name: "{{ mongodb_root_admin_name }}",
       password: "{{ mongodb_root_admin_password }}",
       roles: "root"
       }
-  register: rootadmin_user_result
-  when: ansible_local.mongodb.mongodb.mongodb_login_port is undefined
 
 - name: create normal users
   mongodb_user:
@@ -44,18 +40,14 @@
     password: "{{ item.password }}"
     roles: "{{ item.roles }}"
     replica_set: "{{ mongodb_conf_replSet }}"
-    login_host: "{{ mongodb_listen_ip }}"
     login_user: "{{ mongodb_user_admin_name }}"
     login_password: "{{ mongodb_user_admin_password }}"
+    login_port: "{{ mongodb_conf_port }}"
   with_items:
     - "{{ mongodb_users }}"
-  when: mongodb_users is defined and ansible_local.mongodb.mongodb.mongodb_login_port is undefined
-
-- name: Create facts.d directory
-  file: path=/etc/ansible/facts.d state=directory recurse=yes
-  when: (ansible_local.mongodb.mongodb.mongodb_login_port is undefined) and (rootadmin_user_result|changed or useradmin_user_result|changed or config_result|changed)
 
-- name: Create facts file for mongodb
-  template: src=mongodb.fact.j2 dest=/etc/ansible/facts.d/mongodb.fact
-  when: (ansible_local.mongodb.mongodb.mongodb_login_port is undefined) and (rootadmin_user_result|changed or useradmin_user_result|changed or config_result|changed)
+- name: Move back mongod.conf
+  template: src=mongod.conf.j2 dest=/etc/mongod.conf owner=root group=root mode=0644
 
+- name: Restart mongodb service
+  service: name={{ mongodb_daemon_name }} state=restarted

tasks/auth_initialization_ald.yml

@@ -1,25 +1,5 @@
 ---
 
-- name: set mongodb gid
-  group: name=mongodb gid={{ mongodb_gid }} state=present
-  when: mongodb_gid
-
-- name: set mongodb uid
-  user: name=mongodb uid={{ mongodb_uid }} group=mongodb state=present
-  when: mongodb_uid
-
-- name: reset mongodb folder and subfolders with new uid
-  file: path={{ mongodb_conf_dbpath }} owner=mongodb group=mongodb follow=yes recurse=yes state=directory
-  when: mongodb_uid
-
-- name: Register default MongoDB listen IP
-  set_fact: mongodb_listen_ip=127.0.0.1
-  when: ansible_local.mongodb.mongodb.mongodb_listen_ip is undefined
-
-- name: Register MongoDB listen IP
-  set_fact: mongodb_listen_ip={{ ansible_local.mongodb.mongodb.mongodb_listen_ip }}
-  when: ansible_local.mongodb.mongodb.mongodb_listen_ip is defined
-
 - name: Create keyFile
   copy:
     dest: "{{ mongodb_conf_keyFile }}"
@@ -33,32 +13,17 @@
   template: src=logrotate.conf.j2 dest=/etc/logrotate.d/mongodb.conf
   when: mongodb_logrotate
 
-- name: ensure mongodb started and enabled
-  service: name={{ mongodb_daemon_name }} state=started enabled=yes
-  when: mongodb_manage_service
-
-- name: get pid of mongod
-  command: pidof mongod
-  register: mongod_pid
-  changed_when: false
-  ignore_errors: True
-
-- name: temporary start mongod if not started
-  command: '/usr/bin/mongod --config /etc/mongod.conf --fork'
-  when: mongod_pid.rc != 0
-
-- name: wait MongoDB port is listening
-  wait_for: host="{{ mongodb_listen_ip }}" port="{{ mongodb_conf_port }}" delay=10 timeout=60 state=started
-  when: mongodb_force_wait_for_port or "'systemd' in systemd.stdout"
-
-- include: auth_initialization.yml
-  when: mongodb_conf_auth
+- name: set mongodb gid
+  group: name=mongodb gid={{ mongodb_gid }} state=present
+  when: mongodb_gid
 
-- name: Create mongodb user
-  user: name={{mongodb_user}} group={{mongodb_user}}
+- name: set mongodb uid
+  user: name=mongodb uid={{ mongodb_uid }} group=mongodb state=present
+  when: mongodb_uid
 
-- name: Configure database directory
-  file: state=directory path={{ mongodb_conf_dbpath }} owner={{mongodb_user}} group={{mongodb_user}} mode=0755
+- name: reset mongodb folder and subfolders with new uid
+  file: path={{ mongodb_conf_dbpath }} owner=mongodb group=mongodb follow=yes recurse=yes state=directory
+  when: mongodb_uid
 
 - name: Create log dir if missing
   file: state=directory recurse=yes dest={{ mongodb_conf_logpath|dirname }} owner={{ mongodb_user }} group={{mongodb_user}} mode=0755
@@ -89,16 +54,6 @@
   when: ansible_os_family == 'Debian' and mongodb_disable_thp
   notify: restart sysfsutils
 
-- name: get pid of mongod
-  command: pidof mongod
-  register: mongod_new_pid
-  changed_when: false
-  when: mongod_pid.rc != 0
-
-- name: kill temporary mongod if started
-  command: kill {{ mongod_new_pid.stdout }}
-  when: mongod_pid.rc != 0
-
 - name: mongodb restart
   service: name={{ mongodb_daemon_name }} state=restarted
   when: config_result|changed and mongodb_manage_service

tasks/configure.yml

@@ -49,4 +49,3 @@
 - name: Install PyMongo from PIP
   pip: name=pymongo state=latest
   when: mongodb_pymongo_from_pip
-

tasks/install.deb.yml

@@ -7,8 +7,17 @@
 - include: configure.yml
   tags: [mongodb]
 
+- include: replication_init_auth.yml
+  when: ( mongodb_conf_replSet is defined and mongodb_conf_auth
+        and mongodb_master is defined and mongodb_master )
+  tags: [mongodb]
+
 - include: replication.yml
-  when: mongodb_conf_replSet != ""
+  when: mongodb_conf_replSet is defined
+  tags: [mongodb]
+
+- include: auth_initialization.yml
+  when: mongodb_conf_auth and not mongodb_conf_replSet
   tags: [mongodb]
 
 - include: mms-agent.yml

tasks/main.yml

@@ -0,0 +1,33 @@
+---
+
+- name: Replication configuration
+  mongodb_replication:
+    login_host: "{{ mongodb_conf_bind_ip|default('localhost') }}"
+    login_port: "{{ mongodb_conf_port|default(27017) }}"
+    login_user: "{{ mongodb_root_admin_name }}"
+    login_password: "{{ mongodb_root_admin_password }}"
+    replica_set: "{{ mongodb_conf_replSet }}"
+    host_name: "{{ item.host_name }}"
+    host_port: "{{ item.host_port|default(27017) }}"
+    host_type: "{{ item.host_type|default('replica') }}"
+  with_items:
+    - "{{ mongodb_replication_params }}"
+  register: mongodb_replica_init
+  ignore_errors: true
+
+- include: auth_initialization.yml
+  when: mongodb_replica_init|failed
+
+- name: Replication configuration
+  mongodb_replication:
+    login_host: "{{ mongodb_conf_bind_ip|default('localhost') }}"
+    login_port: "{{ mongodb_conf_port|default(27017) }}"
+    login_user: "{{ mongodb_root_admin_name }}"
+    login_password: "{{ mongodb_root_admin_password }}"
+    replica_set: "{{ mongodb_conf_replSet }}"
+    host_name: "{{ item.host_name }}"
+    host_port: "{{ item.host_port|default(27017) }}"
+    host_type: "{{ item.host_type|default('replica') }}"
+  with_items:
+    - "{{ mongodb_replication_params }}"
+  when: mongodb_replica_init|failed

tasks/replication_init_auth.yml

@@ -0,0 +1,23 @@
+# {{ ansible_managed }}
+
+noauth = true
+bind_ip = 127.0.0.1
+cpu = {{ mongodb_conf_cpu|to_nice_json }}
+dbpath = {{ mongodb_conf_dbpath }}
+fork = {{ mongodb_conf_fork|to_nice_json }}
+httpinterface = {{ mongodb_conf_httpinterface|to_nice_json }}
+ipv6 = {{ mongodb_conf_ipv6|to_nice_json }}
+journal = {{ mongodb_conf_journal|to_nice_json }}
+logappend = {{ mongodb_conf_logappend|to_nice_json }}
+logpath = {{ mongodb_conf_logpath }}
+maxConns = {{ mongodb_conf_maxConns }}
+noprealloc = {{ mongodb_conf_noprealloc|to_nice_json }}
+noscripting = {{ mongodb_conf_noscripting|to_nice_json }}
+notablescan = {{ mongodb_conf_notablescan|to_nice_json }}
+port = {{ mongodb_conf_port }}
+quota = {{ mongodb_conf_quota|to_nice_json }}
+{% if mongodb_conf_quota %}
+quotaFiles = {{ mongodb_conf_quotaFiles }}
+{% endif %}
+syslog = {{ mongodb_conf_syslog|to_nice_json }}
+smallfiles = {{ mongodb_conf_smallfiles|to_nice_json }}