Create infra

.gitignore

@@ -37,4 +37,6 @@ override.tf.json
 .terraformrc
 terraform.rc
 
+.terraform.lock.hcl
+.terraform
 # End of https://www.toptal.com/developers/gitignore/api/terraform

README.md

@@ -1,3 +1,3 @@
-# Automate Terraform with GitHub Actions
+# FediServices.nz AWS Infra
 
-This repo is a companion repo to the [Automate Terraform with GitHub Actions tutorial](https://developer.hashicorp.com/terraform/tutorials/automation/github-actions).
+This repo contains the code required to deploy status.fediservices.nz onto an EC2 instance with an EIP.

ec2.tf

@@ -1,35 +1,26 @@
 
-# # Instance
-# resource "aws_instance" "instance" {
-#   ami           = data.aws_ami.ubuntu.id
-#   instance_type = "t4g.micro"
-#   iam_instance_profile = aws_iam_instance_profile.profile.name
-#   availability_zone = element(aws_subnet.subnet.*.availability_zone, 1)
-#   user_data = data.template_file.userdata.rendered
-#   subnet_id = element(aws_subnet.subnet.*.id, 1)
-#   key_name = var.ssh_key
-#   vpc_security_group_ids = [aws_security_group.sg.id]
-# }
+# Instance
+resource "aws_instance" "instance" {
+  ami                    = data.aws_ami.ubuntu.id
+  instance_type          = var.instance_type
+  iam_instance_profile    = aws_iam_instance_profile.profile.name
+  availability_zone      = element(aws_subnet.subnet.*.availability_zone, 1)
+  user_data              = data.template_file.userdata.rendered
+  subnet_id              = element(aws_subnet.subnet.*.id, 1)
+  key_name               = var.ssh_key
+  vpc_security_group_ids = [aws_security_group.sg.id]
+}
 
-# # Elastic IP
-# resource "aws_eip" "eip" {
-#   instance = aws_instance.instance.id
-#   vpc      = true
+# Elastic IP
+resource "aws_eip" "eip" {
+  instance = aws_instance.instance.id
+  vpc      = true
+}
 
-#   tags = var.tags
-# }
-
-
-# # Create a new load balancer attachment
-# resource "aws_elb_attachment" "attachment" {
-#   elb      = aws_elb.lb.id
-#   instance = aws_instance.instance.id
-# }
-
-# # EBS Vol for persistance
-# resource "aws_ebs_volume" "instance" {
-#   availability_zone = element(aws_subnet.subnet.*.availability_zone, 1)
-#   size              = "8"
-#   type              = "gp2"
-#   encrypted         = true
-# }
+# EBS Vol for persistance
+resource "aws_ebs_volume" "ebs" {
+  availability_zone = element(aws_subnet.subnet.*.availability_zone, 1)
+  size              = "1"
+  type              = "gp3"
+  encrypted         = true
+}

iam.tf

@@ -0,0 +1,93 @@
+resource "aws_iam_role" "role" {
+  name = "status"
+
+  assume_role_policy = <<EOF
+{
+  "Version": "2012-10-17",
+  "Statement": [
+    {
+      "Action": "sts:AssumeRole",
+      "Principal": {
+        "Service": "ec2.amazonaws.com"
+      },
+      "Effect": "Allow",
+      "Sid": ""
+    }
+  ]
+}
+EOF
+}
+
+
+resource "aws_iam_instance_profile" "profile" {
+  name = "status"
+  role = aws_iam_role.role.name
+}
+
+resource "aws_iam_role_policy" "policy" {
+name = aws_iam_role.role.name
+role = aws_iam_role.role.id
+
+policy = <<EOF
+{
+    "Version": "2012-10-17",
+    "Statement": [
+        {
+            "Effect": "Allow",
+            "Action": [
+                "logs:PutLogEvents",
+                "logs:CreateLogGroup",
+                "logs:CreateLogStream",
+                "logs:DescribeLogGroups",
+                "logs:DescribeLogStreams"
+            ],
+            "Resource": "*"
+        },
+        {
+            "Effect": "Allow",
+            "Action": [
+                "ec2:AttachVolume",
+                "ec2:CreateTags",
+                "ec2:DetachVolume",
+                "ec2:DescribeVolumes",
+                "ec2:DescribeInstances",
+                "ec2:TerminateInstances"
+            ],
+            "Resource": "*"
+        },
+        {
+            "Effect": "Allow",
+            "Action": [
+                "ssm:DescribeAssociation",
+                "ssm:GetDeployablePatchSnapshotForInstance",
+                "ssm:GetDocument",
+                "ssm:DescribeDocument",
+                "ssm:GetManifest",
+                "ssm:GetParameter",
+                "ssm:GetParameters",
+                "ssm:ListAssociations",
+                "ssm:ListInstanceAssociations",
+                "ssm:PutInventory",
+                "ssm:PutComplianceItems",
+                "ssm:PutConfigurePackageResult",
+                "ssm:UpdateAssociationStatus",
+                "ssm:UpdateInstanceAssociationStatus",
+                "ssm:UpdateInstanceInformation"
+            ],
+            "Resource": "*"
+        },
+        {
+            "Effect": "Allow",
+            "Action": [
+                "ssmmessages:CreateControlChannel",
+                "ssmmessages:CreateDataChannel",
+                "ssmmessages:OpenControlChannel",
+                "ssmmessages:OpenDataChannel"
+            ],
+            "Resource": "*"
+        }
+    ]
+}
+EOF
+
+}

sg.tf

@@ -0,0 +1,40 @@
+# Security groups to access database1.apse2
+resource "aws_security_group" "sg" {
+  name        = "status.fediservices.nz"
+  description = "status.fediservices.nz"
+
+  vpc_id      = aws_vpc.vpc.id
+}
+
+# Allow out
+resource "aws_security_group_rule" "allow_egress" {
+  security_group_id        = aws_security_group.sg.id
+  type                     = "egress"
+  from_port                = 0
+  to_port                  = 0
+  protocol                 = "-1"
+  cidr_blocks              = ["0.0.0.0/0"]
+  ipv6_cidr_blocks         = ["::/0"]
+}
+
+# Allow HTTP traffic
+resource "aws_security_group_rule" "http" {
+  security_group_id        = aws_security_group.sg.id
+  type                     = "ingress"
+  from_port                = 80
+  to_port                  = 80
+  protocol                 = "tcp"
+  cidr_blocks              = ["0.0.0.0/0"]
+  ipv6_cidr_blocks         = ["::/0"]
+}
+
+# Allow HTTPS traffic
+resource "aws_security_group_rule" "https" {
+  security_group_id        = aws_security_group.sg.id
+  type                     = "ingress"
+  from_port                = 443
+  to_port                  = 443
+  protocol                 = "tcp"
+  cidr_blocks              = ["0.0.0.0/0"]
+  ipv6_cidr_blocks         = ["::/0"]
+}

template.tf

@@ -0,0 +1,9 @@
+# Userdata
+data "template_file" "userdata" {
+  template = file("${path.module}/templates/userdata.tpl")
+
+  vars = {
+    data_root = "/data"
+    volume    = aws_ebs_volume.ebs.id
+  }
+}

templates/userdata.tpl

@@ -1,2 +1,61 @@
 #!/bin/bash
 
+export DEBIAN_FRONTEND=noninteractive
+
+# Install Packages / Update
+sudo apt update -q
+sudo apt install -qy jq unzip htop net-tools
+sudo apt -y upgrade
+
+# Install awscli
+curl "https://awscli.amazonaws.com/awscli-exe-linux-aarch64.zip" -o "awscliv2.zip"
+unzip awscliv2.zip
+sudo ./aws/install
+
+# Install Docker
+curl -sSL https://get.docker.com/ | sh
+
+# Get / cache instance meta data
+sudo wget -N -i http://169.254.169.254/latest/meta-data/ -P /etc/amazon-ec2
+METADATA=$(curl http://169.254.169.254/latest/dynamic/instance-identity/document)
+INSTANCE_ID=$(curl -s http://169.254.169.254/latest/meta-data/instance-id)
+ACC_ID=$(echo $METADATA | jq -r .accountId)
+
+# Set vars
+device="xvdf"
+volume="${volume}"
+
+# Detect if volume is attached
+while [[ ! $(/bin/lsblk) == *$device* ]]; do
+    # Detect if we are on a Nitro based VM and then lookup nvme device
+    if [ -f /sys/devices/virtual/dmi/id/board_asset_tag ]; then
+        sudo apt install -qy nvme-cli
+        for line in $(/bin/lsblk | awk '{print $1}' | /bin/grep ^nvme);
+        do
+            if [[ $(sudo /usr/sbin/nvme id-ctrl -v /dev/$line | grep $${volume/-/} | wc -c) -ne 0 ]]; then
+                device=$line
+            fi
+        done
+    fi
+done;
+
+# Mount data folder and bootstrap
+sudo mkdir ${data_root}
+if [[ $(blkid /dev/$device | head -c1 | wc -c) -eq 0 ]]; then
+    sudo mkfs.ext4 -E lazy_itable_init=0,lazy_journal_init=0 /dev/$device
+fi
+
+# Auto expand FS before mount
+sudo mount -t ext4 -o noatime,data=writeback,barrier=0,nobh,errors=remount-ro /dev/$device ${data_root}
+sudo resize2fs /dev/$device
+sudo chown ubuntu:ubuntu -R ${data_root}
+
+# Run it!
+docker run -d \
+  --restart=always \
+  -p 3001:3001 \
+  -v ${data_root}/uptime-kuma:/app/data \
+  --name uptime-kuma \
+  louislam/uptime-kuma
+
+sudo snap start amazon-ssm-agent

variables.tf

@@ -0,0 +1,12 @@
+variable "ssh_key" {
+  type    = string
+  default = "fediservices"
+}
+
+variable "instance_type" {
+  type    = string
+  default = "t4g.nano"
+}
+
+variable "AWS_ACCESS_KEY_ID" {}
+variable "AWS_SECRET_ACCESS_KEY" {}

vpc.tf

@@ -0,0 +1,38 @@
+resource "aws_vpc" "vpc" {
+  cidr_block = "10.10.10.0/24"
+  enable_dns_hostnames             = true
+  enable_dns_support               = true
+
+  tags = {Name = "mainVPC"}
+}
+
+resource "aws_subnet" "subnet" {
+  count = length(data.aws_availability_zones.available.names)
+  vpc_id = aws_vpc.vpc.id
+  cidr_block = "10.10.10.${16*count.index}/28"
+  availability_zone= "${data.aws_availability_zones.available.names[count.index]}"
+
+  tags = {Name = "mainSubnet"}
+}
+
+resource "aws_internet_gateway" "igw" {
+  vpc_id = aws_vpc.vpc.id
+
+  tags = {Name = "mainIGW"}
+}
+
+data "aws_route_table" "rt" {
+  vpc_id = aws_vpc.vpc.id
+}
+
+resource "aws_route" "igw" {
+  route_table_id         = data.aws_route_table.rt.id
+  destination_cidr_block = "0.0.0.0/0"
+  gateway_id             = aws_internet_gateway.igw.id
+}
+
+resource "aws_route_table_association" "association" {
+  count = length(data.aws_availability_zones.available.names)
+  subnet_id      = element(aws_subnet.subnet.*.id, count.index)
+  route_table_id = data.aws_route_table.rt.id
+}