Deployment of a mongodb replicaset with authN / authZ

This playbook setup a MongoDB replicaset with

• user authentication / authorization
• secure communication between the nodes (using key file).

Inventory

The inventory/ENVIRONMENT.ini file defines the hosts (primary and secondaries) used for the replicaset.
On top the host decalration, some databasqe parameters are defined

[primary]
PRIMARY_IP

[secondary]
SECONDARY_1_IP
SECONDARY_2_IP

[primary:vars]
db_user_admin_username=USER_ADMIN_USERNAME
db_user_admin_password=USER_ADMIN_PASSWORD
db_cluster_admin_username=CLUSTER_ADMIN_USERNAME
db_cluster_admin_password=CLUSTER_ADMIN_PASSWORD
db_user_name=DB_USERNAME
db_user_password=DB_PASSWORD
db_name=DB_NAME

Nodes initialisation

ansible-playbook -i inventory/ENVIRONMENT.ini -k -s init.yml

ansible-playbook -i inventory/ENVIRONMENT.ini main.yml --extra-vars '{"replSet":"replicasetname", "storage":"wiredtiger/mmapv1"}'

If you want to cleanup everything

ansible-playbook -i inventory/ENVIRONMENT.ini clean.yml