IaC example is a simple example of Infrastructure as code (IaC) to automate a development environment based on Vagrant and a staging, production environment on AWS. The installation creates a basic Symfony application along with a PostgreSQL, Solr and Redis services. Ansible helps automate all the infrastructure tasks and the bash scripts act as a wrapper for the Ansible commands.
Using https://github.com/geerlingguy/ansible-role-solr will install solr with a init.d file which will work well as a service but will not restart on crash. So this ansible script should install solr as a service using systemd:
tasks/service.yml