Ansible Role: Eventstore

This is Ansible role provides automatic configuration of EventStore.

This is work in progress and it's only for learning.

Please don't use this role in production environment.

Requirements

No special requirements; note that this role requires root access

Role Variables

Name	Value	Description
eventstore_data_disk	Default = false	Use separate disk for Eventstore data
insecure	Default = false	When false configures Eventstore with certificates
eventstore_version	Default = "21.10.5"	Eventstore version
int_tcp_port	Default = 1112	Eventstore internal tcp port
ext_tcp_port	Default = 1113	Eventstore external tcp port
enable_external_tcp	Default = false	Enable external connection on tcp protocol
enable_atom_pub_over_http	Default = true	Enable AtomPub
run_projections	Default = All	RunProjections Level values: All System None
cluster_size	Default = 3	Number of Eventstore nodes
read_only_replica	Default = None	Set read only replica
no_of_open_files	Default = 32768	Number of open files allowed on linux host.
eventstore_cluster_dns	Default = None	Use dns server discovery.
cron_scavange_day	Default = None (Acceptable values are 0-6)	Set the scavange day for cron job. If this variable is not defined value for day will be random
int_tcp_heartbeat_interval	Default = None	Eventstore heartbeat interval Note: When variable is not defined Event Store default value will be used
int_tcp_heartbeat_timeout	Default = None	Eventstore heartbeat timeout Note: When variable is not defined Event Store default value will be used
commit_timeout_ms	Default = None	Eventstore commit timeout Note: When variable is not defined EventStore default value will be used

Example Playbook

- name: Install eventstore playbook
  hosts: 
    - es_cluster
    - read_only
  roles:
    - eventstore
    

Example Inventory

[es_cluster]
xxx.xxx.xxx.xxx ansible_user=test cron_scavange_day=0
xxx.xxx.xxx.xxx ansible_user=test #cron_scavange_day=1
xxx.xxx.xxx.xxx ansible_user=test cron_scavange_day=2

[read_only]
xxx.xxx.xxx.xxx ansible_user=test cron_scavange_day=3

[all:vars]
eventstore_version = "21.10.5"
insecure=false
es_user=admin
es_password=changeit
eventstore_cluster_dns=eventstore.cluster.example.dns

[read_only:vars]
read_only_replica=true

• Run export ANSIBLE_HOST_KEY_CHECKING=False
• Run ansible-playbook -i inventory setup_es.yml

License

MIT

Author Information

bcirh