From 372d708945fff942277257a6b5586ebf32b60e12 Mon Sep 17 00:00:00 2001
From: Martin Goik <goik@hdm-stuttgart.de>
Date: Sun, 21 Apr 2024 15:02:29 +0200
Subject: [PATCH] Terraform + cloud init
---
.../Terra/050CloudInitBasic/main.tf | 27 +++++++++++++++++
.../Terra/050CloudInitBasic/network.tf | 30 +++++++++++++++++++
.../Terra/050CloudInitBasic/outputs.tf | 9 ++++++
.../secrets.auto.tfvars.template | 1 +
.../Terra/050CloudInitBasic/userData.yml | 7 +++++
.../Terra/050CloudInitBasic/variables.tf | 4 +++
6 files changed, 78 insertions(+)
create mode 100644 Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/main.tf
create mode 100644 Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/network.tf
create mode 100644 Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/outputs.tf
create mode 100644 Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/secrets.auto.tfvars.template
create mode 100644 Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/userData.yml
create mode 100644 Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/variables.tf
diff --git a/Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/main.tf b/Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/main.tf
new file mode 100644
index 000000000..e6d2dede5
--- /dev/null
+++ b/Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/main.tf
@@ -0,0 +1,27 @@
+terraform {
+ required_providers {
+ hcloud = {
+ source = "hetznercloud/hcloud"
+ }
+ }
+ required_version = ">= 0.13"
+}
+
+provider "hcloud" {
+ token = var.hcloud_token
+}
+
+resource "hcloud_ssh_key" "goik" {
+ name = "goik@hdm-stuttgart.de"
+ public_key = file("~/.ssh/id_ed25519.pub")
+}
+
+resource "hcloud_server" "helloServer" {
+ name = "hello"
+ image = "debian-12"
+ server_type = "cx11"
+ location = "nbg1"
+ user_data = file("userData.yml")
+ ssh_keys = [hcloud_ssh_key.goik.id]
+ firewall_ids = [hcloud_firewall.wwwFw.id]
+}
diff --git a/Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/network.tf b/Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/network.tf
new file mode 100644
index 000000000..a17a78fff
--- /dev/null
+++ b/Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/network.tf
@@ -0,0 +1,30 @@
+resource "hcloud_firewall" "wwwFw" {
+ name = "www-firewall"
+ rule {
+ direction = "in"
+ protocol = "tcp"
+ port = "22"
+ source_ips = [
+ "0.0.0.0/0",
+ "::/0"
+ ]
+ }
+ rule {
+ direction = "in"
+ protocol = "tcp"
+ port = "80"
+ source_ips = [
+ "0.0.0.0/0",
+ "::/0"
+ ]
+ }
+ rule {
+ direction = "in"
+ protocol = "tcp"
+ port = "443"
+ source_ips = [
+ "0.0.0.0/0",
+ "::/0"
+ ]
+ }
+}
diff --git a/Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/outputs.tf b/Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/outputs.tf
new file mode 100644
index 000000000..fb93fbb76
--- /dev/null
+++ b/Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/outputs.tf
@@ -0,0 +1,9 @@
+output "hello_ip_addr" {
+ value = hcloud_server.helloServer.ipv4_address
+ description = "The server's IPv4 address"
+}
+
+output "hello_datacenter" {
+ value = hcloud_server.helloServer.datacenter
+ description = "The server's datacenter"
+}
\ No newline at end of file
diff --git a/Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/secrets.auto.tfvars.template b/Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/secrets.auto.tfvars.template
new file mode 100644
index 000000000..5929da087
--- /dev/null
+++ b/Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/secrets.auto.tfvars.template
@@ -0,0 +1 @@
+hcloud_token="your_api_token_goes_here"
diff --git a/Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/userData.yml b/Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/userData.yml
new file mode 100644
index 000000000..89e3a181e
--- /dev/null
+++ b/Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/userData.yml
@@ -0,0 +1,7 @@
+#cloud-config
+packages:
+ - nginx
+runcmd:
+ - systemctl enable nginx
+ - rm /var/www/html/*
+ - echo "Hello! I am Nginx @ $(curl -s ipinfo.io/ip)! This record added at $(date -u)." >>/var/www/html/index.html
diff --git a/Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/variables.tf b/Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/variables.tf
new file mode 100644
index 000000000..3eefa6804
--- /dev/null
+++ b/Doc/Sdi/CloudProvider/Terra/050CloudInitBasic/variables.tf
@@ -0,0 +1,4 @@
+variable "hcloud_token" { # See secret.auto.tfvars
+ nullable = false
+ sensitive = true
+}
\ No newline at end of file
--
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