scylla-node: don't ever install scylla on top of already installed one #289

	---
	name: Molecule Test for ansible-scylla-node role
	on:
	push:
	paths:
	- 'ansible-scylla-node/**'
	- '.github/workflows/*'
	pull_request:
	paths:
	- 'ansible-scylla-node/**'
	branches:
	- master
	jobs:
	build:
	runs-on: self-hosted
	strategy:
	fail-fast: false
	max-parallel: 4
	matrix:
	molecule_distro:
	#- centos7
	- centos8
	#- debian9
	#- debian10
	#- fedora
	#- ubuntu1604
	#- ubuntu1804
	- ubuntu2004
	- ubuntu2004-enterprise
	defaults:
	run:
	working-directory: ansible-scylla-node
	steps:
	- uses: actions/checkout@v2
	with:
	submodules: recursive
	- name: Set up Python 3
	uses: actions/setup-python@v4
	with:
	python-version: "3.x"
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip pip-tools
	pip-sync requirements.txt requirements-dev.txt
	ansible --version
	molecule --version
	- name: Test with molecule
	run: \|
	molecule destroy --scenario-name ${{ matrix.molecule_distro }} && molecule test --scenario-name ${{ matrix.molecule_distro }}

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