migrate to terraform 0.13

base/libvirtd.tf

@@ -1,12 +1,21 @@
 # https://github.com/dmacvicar/terraform-provider-libvirt/blob/master/website/docs/r
 
 terraform {
-  required_version = ">= 0.12"
+
 
   required_providers {
-    null     = "~> 2.1"
-    template = "~> 2.1"
-    libvirt  = ">= 0.0.0"
+    null = {
+      source  = "hashicorp/null"
+      version = "~> 2.1"
+    }
+    template = {
+      source  = "hashicorp/template"
+      version = "~> 2.1"
+    }
+    libvirt = {
+      source  = "dmacvicar/libvirt"
+      version = ">= 0.6.3"
+    }
   }
 
   backend "etcdv3" {

base/versions.tf

@@ -0,0 +1,3 @@
+terraform {
+  required_version = ">= 0.13"
+}

stack/libvirtd.tf

@@ -4,9 +4,18 @@ terraform {
   required_version = ">= 0.12"
 
   required_providers {
-    null     = "~> 2.1"
-    template = "~> 2.1"
-    libvirt  = ">= 0.0.0"
+    null = {
+      source  = "hashicorp/null"
+      version = "~> 2.1"
+    }
+    template = {
+      source  = "hashicorp/template"
+      version = "~> 2.1"
+    }
+    libvirt = {
+      source = "dmacvicar/libvirt"
+      version = ">= 0.6.3"
+    }
   }
 
   backend "etcdv3" {

stack/versions.tf

@@ -0,0 +1,3 @@
+terraform {
+  required_version = ">= 0.13"
+}