Fix new AWS tag name in all files

Author: weibeld

examples/ex1-cluster-in-default-vpc/outputs.tf

@@ -5,7 +5,7 @@ output "kubeconfig" {
 
 output "cluster_name" {
   value       = module.cluster.cluster_name
-  description = "Name of the created cluster. This name is used as the value of the \"kubeadm:cluster\" tag assigned to all created resources."
+  description = "Name of the created cluster. This name is used as the value of the \"terraform-kubeadm:cluster\" tag assigned to all created resources."
 }
 
 output "cluster_nodes" {

examples/ex2-cluster-in-existing-vpc/outputs.tf

@@ -5,7 +5,7 @@ output "kubeconfig" {
 
 output "cluster_name" {
   value       = module.cluster.cluster_name
-  description = "Name of the created cluster. This name is used as the value of the \"kubeadm:cluster\" tag assigned to all created resources."
+  description = "Name of the created cluster. This name is used as the value of the \"terraform-kubeadm:cluster\" tag assigned to all created resources."
 }
 
 output "cluster_nodes" {

examples/ex3-cluster-in-dedicated-vpc/main.tf

@@ -6,7 +6,7 @@ module "network" {
   source     = "weibeld/kubeadm/aws//modules/network"
   version    = "~> 0.2"
   cidr_block = "10.0.0.0/16"
-  tags       = { "kubeadm:cluster" = module.cluster.cluster_name }
+  tags       = { "terraform-kubeadm:cluster" = module.cluster.cluster_name }
 }
 
 module "cluster" {

examples/ex3-cluster-in-dedicated-vpc/outputs.tf

@@ -5,7 +5,7 @@ output "kubeconfig" {
 
 output "cluster_name" {
   value       = module.cluster.cluster_name
-  description = "Name of the created cluster. This name is used as the value of the \"kubeadm:cluster\" tag assigned to all created resources."
+  description = "Name of the created cluster. This name is used as the value of the \"terraform-kubeadm:cluster\" tag assigned to all created resources."
 }
 
 output "cluster_nodes" {

outputs.tf

@@ -5,16 +5,16 @@ output "kubeconfig" {
 
 output "cluster_name" {
   value       = local.cluster_name
-  description = "Name of the created cluster. This name is used as the value of the \"kubeadm:cluster\" tag assigned to all created AWS resources."
+  description = "Name of the created cluster. This name is used as the value of the \"terraform-kubeadm:cluster\" tag assigned to all created AWS resources."
 }
 
 output "cluster_nodes" {
   value = [
     for i in concat([aws_instance.master], aws_instance.workers, ) : {
-      name       = i.tags["kubeadm:node"]
+      name       = i.tags["terraform-kubeadm:node"]
       subnet_id  = i.subnet_id
       private_ip = i.private_ip
-      public_ip  = i.tags["kubeadm:node"] == "master" ? aws_eip.master.public_ip : i.public_ip
+      public_ip  = i.tags["terraform-kubeadm:node"] == "master" ? aws_eip.master.public_ip : i.public_ip
     }
   ]
   description = "Name, public and private IP address, and subnet ID of all nodes of the created cluster."

variables.tf

@@ -36,7 +36,7 @@ variable "kubeconfig_file" {
 
 variable "cluster_name" {
   type        = string
-  description = "**This is an optional variable with a default value of null**. Name for the Kubernetes cluster. This name will be used as the value for the \"kubeadm:cluster\" tag that is assigned to all created AWS resources. If null, a random name is automatically chosen."
+  description = "**This is an optional variable with a default value of null**. Name for the Kubernetes cluster. This name will be used as the value for the \"terraform-kubeadm:cluster\" tag that is assigned to all created AWS resources. If null, a random name is automatically chosen."
   default     = null
 }
 
@@ -78,6 +78,6 @@ variable "num_workers" {
 
 variable "tags" {
   type        = map(string)
-  description = "A set of tags to assign to the created AWS resources. These tags will be assigned in addition to the default tags. The default tags include \"kubeadm:cluster\" which is assigned to all resources and whose value is the cluster name, and \"kubeadm:node\" which is assigned to the EC2 instances and whose value is the name of the Kubernetes node that this EC2 corresponds to."
+  description = "A set of tags to assign to the created AWS resources. These tags will be assigned in addition to the default tags. The default tags include \"terraform-kubeadm:cluster\" which is assigned to all resources and whose value is the cluster name, and \"terraform-kubeadm:node\" which is assigned to the EC2 instances and whose value is the name of the Kubernetes node that this EC2 corresponds to."
   default     = {}
 }