From 025584493e0993ea18a90941a449a55afffab062 Mon Sep 17 00:00:00 2001
From: Marcin Cuber <marcincuber@hotmail.com>
Date: Fri, 22 May 2020 09:37:55 +0100
Subject: [PATCH] Lock minimum version of provider and add force_update_version
 (#4)

---
 .pre-commit-config.yaml |  4 ++--
 README.md               | 13 +++++++++----
 main.tf                 |  2 ++
 variables.tf            |  6 ++++++
 versions.tf             |  5 +++++
 5 files changed, 24 insertions(+), 6 deletions(-)
 create mode 100644 versions.tf

diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 0a26a19..66adb9b 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,6 +1,6 @@
 repos:
 - repo: https://github.com/pre-commit/pre-commit-hooks
-  rev: v2.5.0
+  rev: v3.1.0
   hooks:
   - id: check-added-large-files
     args: ['--maxkb=500']
@@ -18,7 +18,7 @@ repos:
     args: ['--allow-missing-credentials']
   - id: trailing-whitespace
 - repo: git://github.com/antonbabenko/pre-commit-terraform
-  rev: v1.29.0
+  rev: v1.30.0
   hooks:
   - id: terraform_fmt
   - id: terraform_docs
diff --git a/README.md b/README.md
index 7a48967..5003401 100644
--- a/README.md
+++ b/README.md
@@ -7,14 +7,14 @@ This module will create EKS managed Node Group that will join your existing Kube
 
 ## Terraform versions
 
-Terraform 0.12. Pin module version to `~> v1.0`. Submit pull-requests to `master` branch.
+Terraform 0.12. Pin module version to `~> v2.0`. Submit pull-requests to `master` branch.
 
 ## Usage
 
 ```hcl
 module "eks-node-group" {
   source = "umotif-public/eks-node-group/aws"
-  version = "~> 1.0.0"
+  version = "~> 2.0.0"
 
   enabled      = true
   cluster_name = aws_eks_cluster.cluster.id
@@ -33,6 +33,8 @@ module "eks-node-group" {
     lifecycle = "OnDemand"
   }
 
+  force_update_version = true
+
   tags = {
     Environment = "test"
   }
@@ -55,13 +57,15 @@ Module managed by [Marcin Cuber](https://github.com/marcincuber) [LinkedIn](http
 <!-- BEGINNING OF PRE-COMMIT-TERRAFORM DOCS HOOK -->
 ## Requirements
 
-No requirements.
+| Name | Version |
+|------|---------|
+| aws | ~> 2.63 |
 
 ## Providers
 
 | Name | Version |
 |------|---------|
-| aws | n/a |
+| aws | ~> 2.63 |
 | random | n/a |
 
 ## Inputs
@@ -76,6 +80,7 @@ No requirements.
 | disk\_size | Disk size in GiB for worker nodes. Defaults to 20. Terraform will only perform drift detection if a configuration value is provided | `number` | `20` | no |
 | ec2\_ssh\_key | SSH key name that should be used to access the worker nodes | `string` | `null` | no |
 | enabled | Whether to create the resources. Set to `false` to prevent the module from creating any resources | `bool` | `true` | no |
+| force\_update\_version | Force version update if existing pods are unable to be drained due to a pod disruption budget issue. | `bool` | `false` | no |
 | instance\_types | Set of instance types associated with the EKS Node Group. Defaults to ["t3.medium"]. Terraform will only perform drift detection if a configuration value is provided | `list(string)` | <pre>[<br>  "t3.medium"<br>]</pre> | no |
 | kubernetes\_labels | Key-value mapping of Kubernetes labels. Only labels that are applied with the EKS API are managed by this argument. Other Kubernetes labels applied to the EKS Node Group will not be managed | `map(string)` | `{}` | no |
 | kubernetes\_version | Kubernetes version. Defaults to EKS Cluster Kubernetes version. Terraform will only perform drift detection if a configuration value is provided | `string` | `null` | no |
diff --git a/main.tf b/main.tf
index 504eec4..acd62c4 100644
--- a/main.tf
+++ b/main.tf
@@ -34,6 +34,8 @@ resource "aws_eks_node_group" "main" {
   release_version = var.ami_release_version
   version         = var.kubernetes_version
 
+  force_update_version = var.force_update_version
+
   tags = var.tags
 
   scaling_config {
diff --git a/variables.tf b/variables.tf
index 24c31f0..128e766 100644
--- a/variables.tf
+++ b/variables.tf
@@ -106,3 +106,9 @@ variable "node_group_role_name" {
   description = "The name of the cluster node group role. Defaults to <cluster_name>-managed-group-node"
   default     = ""
 }
+
+variable "force_update_version" {
+  type        = bool
+  description = "Force version update if existing pods are unable to be drained due to a pod disruption budget issue."
+  default     = false
+}
diff --git a/versions.tf b/versions.tf
new file mode 100644
index 0000000..a062253
--- /dev/null
+++ b/versions.tf
@@ -0,0 +1,5 @@
+terraform {
+  required_providers {
+    aws = "~> 2.63"
+  }
+}