Generalize mysql and mariadb version based on container name

This way we can split db_engine and db_version and simplify tests.
Also this is mandatory to use the matrix.db_engine_version as the
image name for our services containers.

tests/integration/targets/setup_mysql/defaults/main.yml

@@ -1,18 +1,5 @@
-dbdeployer_version: 1.64.0
-dbdeployer_home_dir: /opt/dbdeployer
-
+---
 home_dir: "{{ playbook_dir }}/root"
-
-mariadb_install: false
-
-mysql_version: 8.0.22
-mariadb_version: 10.5.4
-
+db_engine_version: mysql:8.0.22
 mysql_base_port: 3306
-
-percona_client_package: >-
-  {%- if mariadb_install -%}
-    mariadb-client
-  {%- else -%}
-    percona-server-client-5.7
-  {%- endif -%}
+python_packages: [pymysql == 0.9.3]

tests/integration/targets/setup_mysql/tasks/setvars.yml

@@ -9,6 +9,8 @@
   ansible.builtin.set_fact:
     connector_name: "{{ connector.name.0 }}"
     gateway_addr: "{{ ip_route_output.stdout }}"
+    db_engine: "{{ db_engine_version | split(':') | first }}"
+    db_version: "{{ db_engine_version | split(':') | last }}"
 
 - name: "{{ role_name }} | setvars | Set Fact using above facts"
   ansible.builtin.set_fact:
@@ -26,3 +28,4 @@
     msg: >
       Connector name: {{ connector_name }},
       Connector version: {{ connector_ver }}
+      db_engine: {{ db_engine }}

tests/integration/targets/setup_mysql/vars/main.yml

@@ -1,19 +0,0 @@
----
-dbdeployer_install_dir: "{{ dbdeployer_home_dir }}/dbdeployer_{{ dbdeployer_version }}"
-dbdeployer_src: "https://github.com/datacharmer/dbdeployer/releases/download/v{{ dbdeployer_version }}/dbdeployer-{{ dbdeployer_version }}.linux.tar.gz"
-dbdeployer_installed_file: "{{ dbdeployer_home_dir }}/dbdeployer_installed"
-
-dbdeployer_sandbox_download_dir: "{{ home_dir }}/downloads"
-dbdeployer_sandbox_binary_dir: "{{ home_dir }}/opt/mysql"
-dbdeployer_sandbox_home_dir: "{{ home_dir }}/sandboxes"
-
-percona_mysql_packages:
-  - "{{ percona_client_package }}"
-
-python_packages: [pymysql == 0.9.3]
-
-mysql_tarball: "mysql-{{ mysql_version }}-linux-glibc2.12-x86_64.tar.{{ mysql_compression_extension }}"
-mysql_src: "https://dev.mysql.com/get/Downloads/MySQL-{{ mysql_major_version }}/{{ mysql_tarball }}"
-mariadb_url_subdir: "linux"
-mariadb_tarball: "mariadb-{{ mariadb_version }}-{{ mariadb_url_subdir }}-x86_64.tar.gz"
-mariadb_src: "https://downloads.mariadb.com/MariaDB/mariadb-{{ mariadb_version }}/bintar-{{ mariadb_url_subdir }}-x86_64/{{ mariadb_tarball }}"