Use variable for mariadb version

docker/conf/traefik.toml

@@ -33,7 +33,7 @@ checkNewVersion = false
   endpoint = "unix:///var/run/docker.sock"
   domain = "bb8.fun"
   watch = true
-  exposedbydefault = true
+  exposedbydefault = false
 
 [file]
 [backends]

docker/data.tf

@@ -1,7 +1,7 @@
 # Database versions shouldn't be upgraded
 
 data "docker_registry_image" "mariadb" {
-  name = "mariadb:10.3"
+  name = "mariadb:${var.mariadb-version}"
 }
 
 data "docker_registry_image" "percona-mongodb-server" {

docker/db.tf

@@ -56,6 +56,6 @@ resource "docker_container" "mariadb" {
   ]
 
   command = [
-    "--version=10.3-MariaDB",
+    "--version=${var.mariadb-version}-MariaDB",
   ]
 }

docker/variables.tf

@@ -53,3 +53,8 @@ variable "domain" {
 variable "ips" {
   type = "map"
 }
+
+variable "mariadb-version" {
+  description = "mariadb version to use for fetching the docker image"
+  default     = "10.3"
+}