From 4a1af51ee6d52cc19fa5988419be0624952fbd06 Mon Sep 17 00:00:00 2001
From: Marcus Kammer <marcus.kammer@mailbox.org>
Date: Tue, 17 Sep 2024 20:56:50 +0200
Subject: [PATCH] Update terraform related files

---
 datasource.tf |  9 +++++++
 main.tf       | 71 ++++++++++++++++++++++++++++++++++++++++++++++++---
 userdata.tpl  |  3 +++
 3 files changed, 79 insertions(+), 4 deletions(-)
 create mode 100644 datasource.tf
 create mode 100755 userdata.tpl

diff --git a/datasource.tf b/datasource.tf
new file mode 100644
index 0000000..279311f
--- /dev/null
+++ b/datasource.tf
@@ -0,0 +1,9 @@
+data "aws_ami" "server_ami" {
+  most_recent = true
+  owners      = ["099720109477"]
+
+  filter {
+    name   = "name"
+    values = ["ubuntu/images/hvm-ssd-gp3/ubuntu-noble-24.04-arm64-server-*"]
+  }
+}
diff --git a/main.tf b/main.tf
index e4f51f7..d6f48b5 100644
--- a/main.tf
+++ b/main.tf
@@ -1,4 +1,4 @@
-resource "aws_vpc" "ml-survey-vpc" {
+resource "aws_vpc" "mlsurvey_vpc" {
   cidr_block           = "10.0.0.0/16"
   enable_dns_hostnames = true
   enable_dns_support   = true
@@ -7,12 +7,75 @@ resource "aws_vpc" "ml-survey-vpc" {
   }
 }
 
-resource "aws_subnet" "ml-survey-public-subnet" {
-  vpc_id                  = aws_vpc.ml-survey-vpc.id
+resource "aws_subnet" "mlsurvey_public_subnet" {
+  vpc_id                  = aws_vpc.mlsurvey_vpc.id
   cidr_block              = "10.0.1.0/24"
   map_public_ip_on_launch = true
-  availability_zone       = "eu-central-1"
+  availability_zone       = "eu-central-1a"
   tags = {
     Name = "ml-survey-public"
   }
 }
+
+resource "aws_internet_gateway" "mlsurvey_internet_gateway" {
+  vpc_id = aws_vpc.mlsurvey_vpc.id
+  tags = {
+    Name = "ml-survey-igw"
+  }
+}
+
+resource "aws_route_table" "mlsurvey_public_rt" {
+  vpc_id = aws_vpc.mlsurvey_vpc.id
+  tags = {
+    Name = "ml-survey-rt"
+  }
+}
+
+resource "aws_route" "mlsurvey_default_route" {
+  route_table_id         = aws_route_table.mlsurvey_public_rt.id
+  destination_cidr_block = "0.0.0.0/0"
+  gateway_id             = aws_internet_gateway.mlsurvey_internet_gateway.id
+}
+
+resource "aws_route_table_association" "mlsurvey_public_assoc" {
+  subnet_id      = aws_subnet.mlsurvey_public_subnet.id
+  route_table_id = aws_route_table.mlsurvey_public_rt.id
+}
+
+resource "aws_security_group" "mlsurvey_sg" {
+  name        = "ml-survey-sg"
+  description = "ml-survey security group"
+  vpc_id      = aws_vpc.mlsurvey_vpc.id
+
+  ingress {
+    from_port   = 0
+    to_port     = 0
+    protocol    = "-1"
+    cidr_blocks = ["0.0.0.0/0"]
+  }
+
+  egress {
+    from_port   = 0
+    to_port     = 0
+    protocol    = "-1"
+    cidr_blocks = ["0.0.0.0/0"]
+  }
+}
+
+resource "aws_key_pair" "mlsurvey_auth" {
+  key_name   = "ml-survey-key"
+  public_key = file("~/.ssh/ml-survey-key.pub")
+}
+
+resource "aws_instance" "dev_node" {
+  instance_type          = "t2.micro"
+  ami                    = data.aws_ami.server_ami.id
+  key_name               = aws_key_pair.mlsurvey_auth.id
+  vpc_security_group_ids = [aws_security_group.mlsurvey_sg.id]
+  subnet_id              = aws_subnet.mlsurvey_public_subnet.id
+  user_data              = file("userdata.tpl")
+
+  tags = {
+    Name = "dev-node"
+  }
+}
diff --git a/userdata.tpl b/userdata.tpl
new file mode 100755
index 0000000..577b6b3
--- /dev/null
+++ b/userdata.tpl
@@ -0,0 +1,3 @@
+#!/bin/bash
+sudo apt-get update -y &&
+sudo apt-get install -y apt-transport-https ca-certifictes curl gnupg-agent