From bdea091c0b4a8bc46381b3d1f32f19503d0b5ec1 Mon Sep 17 00:00:00 2001
From: Adrian Stobbe <stobbe.adrian@gmail.com>
Date: Mon, 23 Oct 2023 18:45:59 +0200
Subject: [PATCH] init tf module

---
 .../terraform/terraform/.terraform.lock.hcl   | 45 +++++++++
 .../constellation-cluster/.terraform.lock.hcl | 21 +++++
 .../install-constellation.sh                  | 31 +++++++
 .../terraform/constellation-cluster/main.tf   | 56 ++++++++++++
 .../constellation-cluster/variables.tf        | 87 ++++++++++++++++++
 cli/internal/terraform/terraform/main.tf      | 35 +++++++
 cli/internal/terraform/terraform/variables.tf | 91 +++++++++++++++++++
 7 files changed, 366 insertions(+)
 create mode 100644 cli/internal/terraform/terraform/.terraform.lock.hcl
 create mode 100644 cli/internal/terraform/terraform/constellation-cluster/.terraform.lock.hcl
 create mode 100755 cli/internal/terraform/terraform/constellation-cluster/install-constellation.sh
 create mode 100644 cli/internal/terraform/terraform/constellation-cluster/main.tf
 create mode 100644 cli/internal/terraform/terraform/constellation-cluster/variables.tf
 create mode 100644 cli/internal/terraform/terraform/main.tf
 create mode 100644 cli/internal/terraform/terraform/variables.tf

diff --git a/cli/internal/terraform/terraform/.terraform.lock.hcl b/cli/internal/terraform/terraform/.terraform.lock.hcl
new file mode 100644
index 0000000000..ebdd23caa1
--- /dev/null
+++ b/cli/internal/terraform/terraform/.terraform.lock.hcl
@@ -0,0 +1,45 @@
+# This file is maintained automatically by "terraform init".
+# Manual edits may be lost in future updates.
+
+provider "registry.terraform.io/hashicorp/aws" {
+  version     = "5.17.0"
+  constraints = "5.17.0"
+  hashes = [
+    "h1:rplvK7UGP2FuzM44t2eRX+QYYPC0aUIoKdi5XayRI8M=",
+    "zh:0087b9dd2c9c638fd63e527e5b9b70988008e263d480a199f180efe5a4f070f0",
+    "zh:0fd532a4fd03ddef11f0502ff9fe4343443e1ae805cb088825a71d6d48906ec7",
+    "zh:16411e731100cd15f7e165f53c23be784b2c86c2fcfd34781e0642d17090d342",
+    "zh:251d520927e77f091e2ec6302e921d839a2430ac541c6a461aed7c08fb5eae12",
+    "zh:4919e69682dc2a8c32d44f6ebc038a52c9f40af9c61cb574b64e322800d6a794",
+    "zh:5334c60759d5f76bdc51355d1a3ebcc451d4d20f632f5c73b6e55c52b5dc9e52",
+    "zh:7341a2b7247572eba0d0486094a870b872967702ec0ac7af728c2df2c30af4e5",
+    "zh:81d1b1cb2cac6b3922a05adab69543b678f344a01debd54500263700dad7a288",
+    "zh:882bc8e15ef6d4020a07321ec4c056977c5c1d96934118032922561d29504d43",
+    "zh:8cd4871ef2b03fd916de1a6dc7eb8a81a354c421177d4334a2e3308e50215e41",
+    "zh:97e12fe6529b21298adf1046c5e20ac35d0569c836a6f385ff041e257e00cfd2",
+    "zh:9b12af85486a96aedd8d7984b0ff811a4b42e3d88dad1a3fb4c0b580d04fa425",
+    "zh:9f5baf5d59b9f3cf5504d1fa975f10f27da3791896a9e18ece47c258bac17634",
+    "zh:dffafba6731ac1db1c540bdbd6a8c878486b71de9d0ca1d23c5c00a6c3c14d80",
+    "zh:fa7440c3c15a42fc5731444d324ced75407d417bfe3184661ae47d40a9718dce",
+  ]
+}
+
+provider "registry.terraform.io/hashicorp/random" {
+  version     = "3.5.1"
+  constraints = "3.5.1"
+  hashes = [
+    "h1:IL9mSatmwov+e0+++YX2V6uel+dV6bn+fC/cnGDK3Ck=",
+    "zh:04e3fbd610cb52c1017d282531364b9c53ef72b6bc533acb2a90671957324a64",
+    "zh:119197103301ebaf7efb91df8f0b6e0dd31e6ff943d231af35ee1831c599188d",
+    "zh:4d2b219d09abf3b1bb4df93d399ed156cadd61f44ad3baf5cf2954df2fba0831",
+    "zh:6130bdde527587bbe2dcaa7150363e96dbc5250ea20154176d82bc69df5d4ce3",
+    "zh:6cc326cd4000f724d3086ee05587e7710f032f94fc9af35e96a386a1c6f2214f",
+    "zh:78d5eefdd9e494defcb3c68d282b8f96630502cac21d1ea161f53cfe9bb483b3",
+    "zh:b6d88e1d28cf2dfa24e9fdcc3efc77adcdc1c3c3b5c7ce503a423efbdd6de57b",
+    "zh:ba74c592622ecbcef9dc2a4d81ed321c4e44cddf7da799faa324da9bf52a22b2",
+    "zh:c7c5cde98fe4ef1143bd1b3ec5dc04baf0d4cc3ca2c5c7d40d17c0e9b2076865",
+    "zh:dac4bad52c940cd0dfc27893507c1e92393846b024c5a9db159a93c534a3da03",
+    "zh:de8febe2a2acd9ac454b844a4106ed295ae9520ef54dc8ed2faf29f12716b602",
+    "zh:eab0d0495e7e711cca367f7d4df6e322e6c562fc52151ec931176115b83ed014",
+  ]
+}
diff --git a/cli/internal/terraform/terraform/constellation-cluster/.terraform.lock.hcl b/cli/internal/terraform/terraform/constellation-cluster/.terraform.lock.hcl
new file mode 100644
index 0000000000..3f44acc7d9
--- /dev/null
+++ b/cli/internal/terraform/terraform/constellation-cluster/.terraform.lock.hcl
@@ -0,0 +1,21 @@
+# This file is maintained automatically by "terraform init".
+# Manual edits may be lost in future updates.
+
+provider "registry.terraform.io/hashicorp/null" {
+  version = "3.2.1"
+  hashes = [
+    "h1:ydA0/SNRVB1o95btfshvYsmxA+jZFRZcvKzZSB+4S1M=",
+    "zh:58ed64389620cc7b82f01332e27723856422820cfd302e304b5f6c3436fb9840",
+    "zh:62a5cc82c3b2ddef7ef3a6f2fedb7b9b3deff4ab7b414938b08e51d6e8be87cb",
+    "zh:63cff4de03af983175a7e37e52d4bd89d990be256b16b5c7f919aff5ad485aa5",
+    "zh:74cb22c6700e48486b7cabefa10b33b801dfcab56f1a6ac9b6624531f3d36ea3",
+    "zh:78d5eefdd9e494defcb3c68d282b8f96630502cac21d1ea161f53cfe9bb483b3",
+    "zh:79e553aff77f1cfa9012a2218b8238dd672ea5e1b2924775ac9ac24d2a75c238",
+    "zh:a1e06ddda0b5ac48f7e7c7d59e1ab5a4073bbcf876c73c0299e4610ed53859dc",
+    "zh:c37a97090f1a82222925d45d84483b2aa702ef7ab66532af6cbcfb567818b970",
+    "zh:e4453fbebf90c53ca3323a92e7ca0f9961427d2f0ce0d2b65523cc04d5d999c2",
+    "zh:e80a746921946d8b6761e77305b752ad188da60688cfd2059322875d363be5f5",
+    "zh:fbdb892d9822ed0e4cb60f2fedbdbb556e4da0d88d3b942ae963ed6ff091e48f",
+    "zh:fca01a623d90d0cad0843102f9b8b9fe0d3ff8244593bd817f126582b52dd694",
+  ]
+}
diff --git a/cli/internal/terraform/terraform/constellation-cluster/install-constellation.sh b/cli/internal/terraform/terraform/constellation-cluster/install-constellation.sh
new file mode 100755
index 0000000000..36d9b1549c
--- /dev/null
+++ b/cli/internal/terraform/terraform/constellation-cluster/install-constellation.sh
@@ -0,0 +1,31 @@
+#!/bin/bash
+alias constellation="./constellation"
+#if ! command -v constellation &> /dev/null
+#then
+#    OS=$(uname -s)
+#    ARCH=$(uname -m)
+
+#    URL=""
+
+#    if [[ "$OS" = "Darwin" ]]; then
+#        if [[ "$ARCH" = "arm64" ]]; then
+#            URL="https://github.com/edgelesssys/constellation/releases/latest/download/constellation-darwin-arm64"
+#        elif [[ "$ARCH" = "x86_64" ]]; then
+#            URL="https://github.com/edgelesssys/constellation/releases/latest/download/constellation-darwin-amd64"
+#        fi
+#    elif [[ "$OS" = "Linux" ]]; then
+#        if [[ "$ARCH" = "x86_64" ]]; then
+#            URL="https://github.com/edgelesssys/constellation/releases/latest/download/constellation-linux-amd64"
+#        elif [[ "$ARCH" = "arm64" ]]; then
+#            URL="https://github.com/edgelesssys/constellation/releases/latest/download/constellation-linux-arm64"
+#        fi
+#    fi
+
+#    if [ -z "$URL" ]; then
+#        echo "Unsupported OS or architecture"
+#        exit 1
+#    else
+#        curl -o constellation -LO $URL
+#        sudo install constellation /usr/local/bin/constellation
+#    fi
+#fi
diff --git a/cli/internal/terraform/terraform/constellation-cluster/main.tf b/cli/internal/terraform/terraform/constellation-cluster/main.tf
new file mode 100644
index 0000000000..ba42285f4a
--- /dev/null
+++ b/cli/internal/terraform/terraform/constellation-cluster/main.tf
@@ -0,0 +1,56 @@
+resource "terraform_data" "ensure_cli" {
+  provisioner "local-exec" {
+    command = "${path.module}/install-constellation.sh"
+  }
+}
+# TODO ensure yq dependency
+
+resource "terraform_data" "prepare_config" {
+  #} // TODO only once
+    provisioner "local-exec" {
+    command = <<EOT
+    rm constellation-conf.yaml constellation-state.yaml
+      ./constellation config generate ${var.csp}
+      yq eval '.provider.aws.region = "${var.region}"' --inplace constellation-conf.yaml
+      yq eval '.provider.aws.zone = "${var.zone}"' --inplace constellation-conf.yaml
+      yq eval '.provider.aws.zone = "${var.zone}"' --inplace constellation-conf.yaml
+      yq eval '.nodeGroups.*.zone = "${var.zone}"' --inplace constellation-conf.yaml
+      yq eval '.provider.aws.iamProfileControlPlane = "${var.iam_instance_profile_control_plane}"' --inplace constellation-conf.yaml
+      yq eval '.provider.aws.iamProfileWorkerNodes = "${var.iam_instance_profile_worker_nodes}"' --inplace constellation-conf.yaml
+    EOT
+    # TODO support custom node groups
+    }
+
+  depends_on = [
+    terraform_data.ensure_cli
+  ]
+}
+
+# TODO
+resource "terraform_data" "infra" {
+  provisioner "local-exec" {
+    command = <<EOT
+      yq eval '.infrastructure.uid = "${var.uid}"' --inplace constellation-state.yaml
+      yq eval '.infrastructure.inClusterEndpoint = "${var.inClusterEndpoint}"' --inplace constellation-state.yaml
+      yq eval '.infrastructure.clusterEndpoint = "${var.clusterEndpoint}"' --inplace constellation-state.yaml
+      yq eval '.infrastructure.initSecret = "${var.initSecretHash}"' --inplace constellation-state.yaml
+      yq eval '.infrastructure.apiServerCertSANs = ${jsonencode(var.apiServerCertSANs)}' --inplace constellation-state.yaml
+      yq eval '.infrastructure.name = "${var.name}"' --inplace constellation-state.yaml
+    EOT
+  }
+
+  depends_on = [
+    terraform_data.prepare_config
+  ]
+}
+
+
+resource "terraform_data" "apply" {
+  provisioner "local-exec" {
+    command = "./constellation init" # TODO use apply --yes
+  }
+
+  depends_on = [
+    terraform_data.infra
+  ]
+}
diff --git a/cli/internal/terraform/terraform/constellation-cluster/variables.tf b/cli/internal/terraform/terraform/constellation-cluster/variables.tf
new file mode 100644
index 0000000000..13dcf483b3
--- /dev/null
+++ b/cli/internal/terraform/terraform/constellation-cluster/variables.tf
@@ -0,0 +1,87 @@
+variable "csp" {
+    type        = string
+    description = "The CSP to create the cluster in"
+    validation {
+        condition     = var.csp == "aws" //  TODO || var.csp == "azure" || var.csp == "gcp"
+        error_message = "The CSP must be 'aws', 'azure' or 'gcp'."
+    }
+    default = "aws"
+}
+
+
+# STATE related
+variable "uid" {
+    type        = string
+    description = "The UID of the Constellation"
+}
+
+variable "clusterEndpoint" {
+    type = string
+    description = "Endpoint of the cluster"
+}
+
+variable "inClusterEndpoint" {
+    type = string
+    description = "The endpoint the cluster uses to reach itself. This might differ from the ClusterEndpoint in case e.g. an internal load balancer is used."
+}
+
+variable "initSecretHash" {
+    type = string
+    description = "Init secret hash"
+}
+
+variable "apiServerCertSANs" {
+    type = list(string)
+    description = "List of additional SANs for the Kubernetes API server certificate"
+}
+
+variable "name" {
+    type = string
+    description = "Name used in the cluster's named resources"
+}
+
+# CONFIG related
+
+variable "region" {
+    type        = string
+    description = "The AWS region to create the cluster in"
+}
+
+variable "zone" {
+    type        = string
+    description = "The AWS availability zone name to create the cluster in"
+}
+
+variable "iam_instance_profile_worker_nodes" {
+    type        = string
+    description = "Name of the IAM instance profile for worker nodes"
+}
+
+variable "iam_instance_profile_control_plane" {
+    type        = string
+    description = "Name of the IAM instance profile for control plane nodes"
+}
+
+#variable "image" {
+#    type        = string
+#    description = "Node image version"
+#}
+
+#variable "kubernetes_version" {
+#    type        = string
+#    description = "Kubernetes version"
+#}
+
+#variable "microservice_version" {
+#    type        = string
+#    description = "Microservice version"
+#}
+
+#variable "name" {
+#  type        = string
+#  description = "Name of your Constellation"
+#  validation {
+#    condition     = length(var.name) <= 10 # TODO only checked AWS condition
+#    error_message = "The length of the name of the Constellation must be <= 10 characters"
+#  }
+#}
diff --git a/cli/internal/terraform/terraform/main.tf b/cli/internal/terraform/terraform/main.tf
new file mode 100644
index 0000000000..6413ffc830
--- /dev/null
+++ b/cli/internal/terraform/terraform/main.tf
@@ -0,0 +1,35 @@
+module "aws_iam" {
+    source = "./iam/aws"
+    name_prefix                           = var.name_prefix
+    region = var.region
+}
+
+
+module "aws" {
+    source = "./aws"
+    name                           = var.name
+    node_groups                    = var.node_groups
+    iam_instance_profile_worker_nodes = module.aws_iam.worker_nodes_instance_profile
+    iam_instance_profile_control_plane = module.aws_iam.control_plane_instance_profile
+    ami                            = var.ami
+    region                         = var.region
+    zone                           = var.zone
+    debug                          = var.debug
+    enable_snp                     = var.enable_snp
+    custom_endpoint                = var.custom_endpoint
+}
+
+module "constellation" {
+    source = "./constellation-cluster"
+    csp = "aws"
+    name                           = var.name
+    uid = module.aws.uid
+    clusterEndpoint = module.aws.out_of_cluster_endpoint
+    inClusterEndpoint = module.aws.in_cluster_endpoint # TODO after apply rebased on main
+    initSecretHash = module.aws.initSecret
+    apiServerCertSANs = module.aws.api_server_cert_sans
+    iam_instance_profile_control_plane = module.aws_iam.control_plane_instance_profile
+    iam_instance_profile_worker_nodes = module.aws_iam.worker_nodes_instance_profile
+    region = var.region
+    zone = var.zone
+}
diff --git a/cli/internal/terraform/terraform/variables.tf b/cli/internal/terraform/terraform/variables.tf
new file mode 100644
index 0000000000..38136812cf
--- /dev/null
+++ b/cli/internal/terraform/terraform/variables.tf
@@ -0,0 +1,91 @@
+variable "name" {
+  type        = string
+  description = "Name of your Constellation"
+  validation {
+    condition     = length(var.name) <= 10
+    error_message = "The length of the name of the Constellation must be <= 10 characters"
+  }
+}
+
+variable "name_prefix" {
+  type        = string
+  description = "Prefix for all resources"
+}
+
+variable "node_groups" {
+  type = map(object({
+    role          = string
+    initial_count = optional(number)
+    instance_type = string
+    disk_size     = number
+    disk_type     = string
+    zone          = string
+  }))
+  description = "A map of node group names to node group configurations."
+  validation {
+    condition     = can([for group in var.node_groups : group.role == "control-plane" || group.role == "worker"])
+    error_message = "The role has to be 'control-plane' or 'worker'."
+  }
+  default = {
+    control_plane_default = {
+      role          = "control-plane"
+      zone          = "eu-west-1b"
+      instance_type = "m6a.xlarge"
+      disk_size     = 30
+      disk_type     = "gp3"
+      initial_count = 2
+    },
+    worker_default = {
+      role          = "worker"
+      zone          = "eu-west-1b"
+      instance_type = "m6a.xlarge"
+      disk_size     = 30
+      disk_type     = "gp3"
+      initial_count = 2
+    }
+  }
+}
+
+variable "ami" {
+  type        = string
+  description = "AMI ID"
+  validation {
+    condition     = length(var.ami) > 4 && substr(var.ami, 0, 4) == "ami-"
+    error_message = "The image_id value must be a valid AMI id, starting with \"ami-\"."
+  }
+  default = "ami-05f952f58bc859371" // TODO
+}
+
+variable "region" {
+  type        = string
+  description = "The AWS region to create the cluster in"
+}
+
+variable "zone" {
+  type        = string
+  description = "The AWS availability zone name to create the cluster in"
+}
+
+variable "debug" {
+  type        = bool
+  default     = false
+  description = "Enable debug mode. This opens up a debugd port that can be used to deploy a custom bootstrapper."
+}
+
+variable "enable_snp" {
+  type        = bool
+  default     = true
+  description = "Enable AMD SEV SNP. Setting this to true sets the cpu-option AmdSevSnp to enable."
+}
+
+variable "custom_endpoint" {
+  type        = string
+  default     = ""
+  description = "Custom endpoint to use for the Kubernetes apiserver. If not set, the default endpoint will be used."
+}
+
+variable "internal_load_balancer" {
+  type        = bool
+  default     = false
+  description = "Use an internal load balancer."
+}