Ansible Scripting

## Exercise A (Ansible): Prerequisites: - Create centos-stream-8 VM - Run Zabbix server on that VM - Create a ansible role to install consul server on that VM - Create a ansible role to register Zabbix service in Consul server. ## Exercise S (bash/python/perl scripting): - Write nftables rules that will block all incoming connections and allow outgoing connections. Browsing from local machine should work, but all incoming connections should be dropped. - Write a script that can do the 3 following tasks, on a remote server via ssh: - Isolate first 2 CPU cores from being used by OS - Install PostgreSQL, create some test database inside, make sure that PostgreSQL is remotely accessible on port 5432 - Register PostgreSQL in Consul server from exercise A ## Exercise D (docker and docker-compose): - Write a docker file for Wildfly, and create docker-compose file that allows Wildfly to be configured from outside - During startup Wildfly check for PostgreSQL registration in Consul and register itself after - Provide instructions to deploy a war file to that Wildfly.