ansible setup

main.tf

@@ -1,11 +1,37 @@
-module bitwarden {
-  source = "services/bitwarden"
-
-  location              = "${var.hcloud_location}"
-  ssh_key_id            = "${hcloud_ssh_key.terraform.id}"
-  bitwarden_admin_email = "${var.admin_email}"
+resource hcloud_server control {
+  count       = 3
+  name        = "control${count.index}"
+  image       = "ubuntu-18.04"
+  server_type = "cx21"
 }
 
-variable admin_email {
-  type = "string"
+resource hcloud_server compute {
+  count       = 3
+  name        = "compute${count.index}"
+  image       = "ubuntu-18.04"
+  server_type = "cx21"
+}
+
+data "template_file" "ansible_inventory" {
+  template = "${file("${path.module}/templates/ansible_inventory.cfg")}"
+
+  depends_on = [
+    "hcloud_server.control",
+    "hcloud_server.compute",
+  ]
+
+  vars {
+    control = "${join("\n", hcloud_server.control.*.ipv4_address)}"
+    compute = "${join("\n", hcloud_server.compute.*.ipv4_address)}"
+  }
+}
+
+resource "null_resource" "ansible_inventory" {
+  triggers {
+    template_rendered = "${data.template_file.ansible_inventory.rendered}"
+  }
+
+  provisioner "local-exec" {
+    command = "echo '${data.template_file.ansible_inventory.rendered}' > ansible_inventory"
+  }
 }

modules/docker_node/main.tf

@@ -1,20 +0,0 @@
-resource "hcloud_server" "node" {
-  name        = "${var.name}"
-  image       = "${var.image}"
-  server_type = "${var.server_type}"
-  location    = "${var.location}"
-
-  ssh_keys = ["${var.ssh_key_id}"]
-
-  connection {
-    private_key = "${file("./keys/id_terraform")}"
-  }
-
-  provisioner "remote-exec" {
-    scripts = [
-      "modules/docker_node/scripts/wait-cloud-init.sh",
-      "modules/docker_node/scripts/install-docker.sh",
-      "modules/docker_node/scripts/install-docker-compose.sh",
-    ]
-  }
-}

modules/docker_node/outputs.tf

@@ -1,7 +0,0 @@
-output ip {
-  value = "${hcloud_server.node.ipv4_address}"
-}
-
-output id {
-  value = "${hcloud_server.node.id}"
-}

modules/docker_node/scripts/install-docker-compose.sh

@@ -1,3 +0,0 @@
-curl -L "https://github.com/docker/compose/releases/download/1.23.1/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
-sudo chmod +x /usr/local/bin/docker-compose
-docker-compose --version

modules/docker_node/scripts/install-docker.sh

@@ -1,28 +0,0 @@
-#!/bin/bash
-set -e
-# Source: https://docs.docker.com/install/linux/docker-ce/ubuntu/#install-using-the-repository
-
-echo "# apt-get update"
-apt-get update
-echo "# apt-get upgrade -y"
-DEBIAN_FRONTEND='noninteractive' apt-get -y -o Dpkg::Options::='--force-confdef' -o Dpkg::Options::='--force-confold' upgrade
-
-# Add Repository
-echo "# apt-get install"
-apt-get install -y \
-    apt-transport-https \
-    ca-certificates \
-    curl \
-    software-properties-common
-curl -fsSL https://download.docker.com/linux/ubuntu/gpg | apt-key add -
-add-apt-repository \
-   "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
-   $(lsb_release -cs) \
-   stable"
-
-echo "# apt-get update"
-apt-get update
-
-# Install Docker
-echo "# apt-get install docker-ce"
-apt-get install -y docker-ce

modules/docker_node/scripts/wait-cloud-init.sh

@@ -1,13 +0,0 @@
-# cloud-init is running at boot time and blocking access to apt.
-# Before doing anything we should wait for it to finish.
-# cloud-init creates a file after finishing boot.
-
-echo "Waiting for cloud-init to finish provisioning the instance."
-while [ ! -f /var/lib/cloud/instance/boot-finished ]
-do
-  echo "#"
-  sleep 2
-done
-
-# Wait some more to be sure
-sleep 10

modules/docker_node/vars.tf

@@ -1,22 +0,0 @@
-variable name {
-  type = "string"
-}
-
-variable image {
-  type    = "string"
-  default = "ubuntu-18.04"
-}
-
-variable server_type {
-  type    = "string"
-  default = "cx11"
-}
-
-variable location {
-  type    = "string"
-  default = "nbg1"
-}
-
-variable ssh_key_id {
-  type = "string"
-}

modules/floating_ip/files/99-floating.cfg

@@ -1,4 +0,0 @@
-auto eth0:1
-iface eth0:1 inet static
-    address ${FLOATING_IP}
-    netmask 255.255.255.255

modules/floating_ip/main.tf

@@ -1,48 +0,0 @@
-#################
-### IP ADDRESS ##
-#################
-
-resource hcloud_floating_ip main {
-  type          = "${var.type}"
-  description   = "${var.host}"
-  home_location = "${var.location}"
-}
-
-resource "hcloud_rdns" "main" {
-  floating_ip_id = "${hcloud_floating_ip.main.id}"
-  ip_address     = "${hcloud_floating_ip.main.ip_address}"
-  dns_ptr        = "${var.host}"
-}
-
-###################################
-### ASSIGNMENT AND PROVISIONING ###
-###################################
-
-data "template_file" "network_config" {
-  template = "${file("modules/floating_ip/files/99-floating.cfg")}"
-
-  vars {
-    FLOATING_IP = "${hcloud_floating_ip.main.ip_address}"
-  }
-}
-
-resource hcloud_floating_ip_assignment main {
-  floating_ip_id = "${hcloud_floating_ip.main.id}"
-  server_id      = "${var.server_id}"
-
-  connection = {
-    host        = "${var.server_ip}"
-    private_key = "${file("keys/id_terraform")}"
-  }
-
-  provisioner file {
-    content     = "${data.template_file.network_config.rendered}"
-    destination = "/etc/network/interfaces.d/99-floating.cfg"
-  }
-
-  provisioner remote-exec {
-    inline = [
-      "ifdown eth0:1 ; ifup eth0:1",
-    ]
-  }
-}

modules/floating_ip/outputs.tf

@@ -1,3 +0,0 @@
-output ip {
-  value = "${hcloud_floating_ip.main.ip_address}"
-}

modules/floating_ip/vars.tf

@@ -1,21 +0,0 @@
-variable host {
-  type = "string"
-}
-
-variable type {
-  type    = "string"
-  default = "ipv4"
-}
-
-variable server_id {
-  type = "string"
-}
-
-variable server_ip {
-  type = "string"
-}
-
-variable location {
-  type    = "string"
-  default = "nbg1"
-}

output.tf

@@ -1,3 +0,0 @@
-output bitwarden_ip {
-  value = "${module.bitwarden.ip}"
-}

services/bitwarden/files/docker-compose.yaml

@@ -1,46 +0,0 @@
-version: "2.1"
-
-services:
-  traefik:
-    image: traefik:1.7
-    restart: always
-    ports:
-      - 80:80
-      - 443:443
-    networks:
-      - web
-    volumes:
-      - /var/run/docker.sock:/var/run/docker.sock
-      - ${INSTALL_DIR}/traefik.toml:/traefik.toml
-      - ${INSTALL_DIR}/acme.json:/acme.json
-    container_name: traefik
-
-  bitwarden:
-    image: mprasil/bitwarden:latest
-    restart: always
-    expose:
-      - "80"
-      - "3012"
-    networks:
-      - web
-    volumes:
-      - ${BITWARDEN_DATA_DIR}/:/data/
-    environment:
-      SIGNUPS_ALLOWED: "false"
-      SERVER_ADMIN_EMAIL: "${BITWARDEN_ADMIN_EMAIL}"
-    labels:
-      - "traefik.frontend.rule=Host:${HOST}"
-      - "traefik.docker.network=web"
-      - "traefik.port=80"
-      - "traefik.enable=true"
-      - "traefik.web.frontend.rule=Host:${HOST}"
-      - "traefik.web.port=80"
-      - "traefik.hub.frontend.rule=Path:/notifications/hub"
-      - "traefik.hub.port=3012"
-      - "traefik.negotiate.frontend.rule=Path:/notifications/hub/negotiate"
-      - "traefik.negotiate.port=80"
-    container_name: bitwarden
-
-networks:
-  web:
-    name: web

services/bitwarden/files/traefik.toml

@@ -1,28 +0,0 @@
-debug = true
-
-logLevel = "INFO"
-defaultEntryPoints = ["https","http"]
-
-[entryPoints]
-  [entryPoints.http]
-  address = ":80"
-    [entryPoints.http.redirect]
-    entryPoint = "https"
-  [entryPoints.https]
-  address = ":443"
-  [entryPoints.https.tls]
-
-[retry]
-
-[docker]
-endpoint = "unix:///var/run/docker.sock"
-watch = true
-exposedByDefault = false
-
-[acme]
-email = "julian.toelle97@gmail.com"
-storage = "acme.json"
-entryPoint = "https"
-onHostRule = true
-  [acme.httpChallenge]
-  entryPoint = "http"

services/bitwarden/main.tf

@@ -1,134 +0,0 @@
-##########
-## NODE ##
-##########
-module "node" {
-  source = "../../modules/docker_node"
-
-  name = "${var.name}"
-
-  ssh_key_id = "${var.ssh_key_id}"
-}
-
-############
-## VOLUME ##
-############
-
-resource "hcloud_volume" "data" {
-  name     = "${var.volume_name}"
-  size     = "${var.volume_size}"
-  location = "${var.location}"
-
-  format = "ext4"
-}
-
-resource hcloud_volume_attachment "data" {
-  volume_id = "${hcloud_volume.data.id}"
-  server_id = "${module.node.id}"
-
-  automount = true
-}
-
-resource null_resource "start-stop-bitwarden" {
-  # This resource is responsible for starting and stopping Bitwarden before
-  # changing volume assignments. This should avoid data corruption.
-  depends_on = ["hcloud_volume_attachment.data", "null_resource.install-bitwarden"]
-
-  triggers = {
-    id = "${hcloud_volume_attachment.data.id}"
-  }
-
-  connection = {
-    host        = "${module.node.ip}"
-    private_key = "${file("keys/id_terraform")}"
-  }
-
-  provisioner remote-exec {
-    # Stop bitwarden container before unmounting data volume
-    when = "destroy"
-
-    inline = [
-      "echo Stopping Bitwarden",
-      "docker stop bitwarden",
-    ]
-  }
-
-  provisioner remote-exec {
-    # Start bitwarden after mounting new volume
-    inline = [
-      "echo Starting Bitwarden",
-      "cd ${local.install_dir}",
-      "docker-compose up -d",
-    ]
-  }
-}
-
-################
-## IP ADDRESS ##
-################
-
-module floating_ip {
-  source = "../../modules/floating_ip"
-
-  location  = "${var.location}"
-  host      = "${var.host}"
-  server_id = "${module.node.id}"
-  server_ip = "${module.node.ip}"
-}
-
-#################
-## APPLICATION ##
-#################
-
-data "template_file" "compose" {
-  template = "${file("services/bitwarden/files/docker-compose.yaml")}"
-
-  vars = {
-    INSTALL_DIR           = "${local.install_dir}"
-    BITWARDEN_DATA_DIR    = "${local.bitwarden_data_dir}"
-    BITWARDEN_ADMIN_EMAIL = "${var.bitwarden_admin_email}"
-    HOST                  = "${var.host}"
-  }
-}
-
-resource "null_resource" "install-bitwarden" {
-  depends_on = ["module.node", "hcloud_volume_attachment.data"]
-
-  triggers {
-    node_id   = "${module.node.id}"
-    volume_id = "${hcloud_volume.data.id}"
-
-    docker_compose = "${sha1(data.template_file.compose.rendered)}"
-    traefik_config = "${sha1(file("services/bitwarden/files/traefik.toml"))}"
-  }
-
-  connection = {
-    host        = "${module.node.ip}"
-    private_key = "${file("keys/id_terraform")}"
-  }
-
-  provisioner remote-exec {
-    inline = [
-      "mkdir -p ${local.install_dir}",
-      "touch ${local.install_dir}/acme.json",
-      "chmod 600 ${local.install_dir}/acme.json",
-    ]
-  }
-
-  provisioner file {
-    content     = "${data.template_file.compose.rendered}"
-    destination = "${local.install_dir}/docker-compose.yaml"
-  }
-
-  provisioner file {
-    source      = "services/bitwarden/files/traefik.toml"
-    destination = "${local.install_dir}/traefik.toml"
-  }
-
-  provisioner remote-exec {
-    inline = [
-      "cd ${local.install_dir}",
-      "docker-compose pull",
-      "docker-compose up -d",
-    ]
-  }
-}

services/bitwarden/output.tf

@@ -1,3 +0,0 @@
-output ip {
-  value = "${module.floating_ip.ip}"
-}

services/bitwarden/vars.tf

@@ -1,39 +0,0 @@
-variable location {
-  type    = "string"
-  default = "nbg1"
-}
-
-variable ssh_key_id {
-  type = "string"
-}
-
-variable volume_size {
-  type    = "string"
-  default = 10
-}
-
-variable name {
-  type    = "string"
-  default = "bitwarden"
-}
-
-variable volume_name {
-  type    = "string"
-  default = "bitwarden-data"
-}
-
-variable host {
-  type    = "string"
-  default = "bitwarden.apricote.de"
-}
-
-variable bitwarden_admin_email {
-  type = "string"
-}
-
-locals = {
-  volume_path = "/mnt/${var.volume_name}"
-
-  install_dir        = "/opt/${var.name}"
-  bitwarden_data_dir = "${local.volume_path}"
-}

templates/ansible_inventory.cfg

@@ -0,0 +1,8 @@
+[kube-master]
+${control}
+
+[etcd]
+${control}
+
+[kube-node]
+${compute}

terraform_provider_test/Makefile

@@ -0,0 +1,14 @@
+TF=terraform
+TFFLAGS=-var-file=credentials.tfvars
+
+apply: init
+	$(TF) apply $(TFFLAGS) 
+
+plan: init
+	$(TF) plan $(TFFLAGS)
+
+destroy: init
+	$(TF) destroy $(TFFLAGS)
+
+init:
+	$(TF) init

terraform_provider_test/cluster.tf

@@ -0,0 +1,60 @@
+resource "rancher2_cluster" "sandbox" {
+  name        = "sandbox"
+  description = "home-cloud sandbox cluster"
+  kind        = "rke"
+
+  rke_config {
+    network {
+      plugin = "canal"
+    }
+
+    kubernetes_version = "v1.13.4-rancher1-1"
+
+    addons = <<ADDONS
+apiVersion: v1
+kind: Secret
+metadata:
+  name: hcloud-csi
+  namespace: kube-system
+stringData:
+  token: ${var.hcloud_token}
+---
+apiVersion: v1
+kind: Secret
+metadata:
+  name: hcloud
+  namespace: kube-system
+stringData:
+  token: ${var.hcloud_token}
+ADDONS
+
+    addons_include = [
+      "https://raw.githubusercontent.com/kubernetes/csi-api/release-1.13/pkg/crd/manifests/csidriver.yaml",
+      "https://raw.githubusercontent.com/kubernetes/csi-api/release-1.13/pkg/crd/manifests/csinodeinfo.yaml",
+      "https://raw.githubusercontent.com/hetznercloud/csi-driver/master/deploy/kubernetes/hcloud-csi.yml",
+      "https://raw.githubusercontent.com/hetznercloud/hcloud-cloud-controller-manager/master/deploy/v1.2.0.yaml",
+    ]
+  }
+}
+
+resource "rancher2_node_pool" "control" {
+  cluster_id       = "${rancher2_cluster.sandbox.id}"
+  name             = "control"
+  hostname_prefix  = "control"
+  node_template_id = "user-x5qrl:nt-mdfr7"
+  quantity         = 1
+  control_plane    = true
+  etcd             = true
+  worker           = false
+}
+
+resource "rancher2_node_pool" "compute" {
+  cluster_id       = "${rancher2_cluster.sandbox.id}"
+  name             = "compute"
+  hostname_prefix  = "compute"
+  node_template_id = "user-x5qrl:nt-mdfr7"
+  quantity         = 1
+  control_plane    = false
+  etcd             = false
+  worker           = true
+}

terraform_provider_test/nodes.tf

@@ -0,0 +1,19 @@
+resource rancher2_node_driver hcloud {
+  active            = true
+  builtin           = false
+  description       = "Hetzner Cloud"
+  external_id       = "hcloud"
+  name              = "hetzner"
+  ui_url            = "https://storage.googleapis.com/hcloud-rancher-v2-ui-driver/component.js"
+  url               = "https://github.com/JonasProgrammer/docker-machine-driver-hetzner/releases/download/1.2.2/docker-machine-driver-hetzner_1.2.2_linux_amd64.tar.gz"
+  whitelist_domains = ["storage.googleapis.com"]
+}
+
+resource hcloud_floating_ip cluster {
+  type          = "ipv4"
+  home_location = "${var.hcloud_location}"
+}
+
+output cluster_ip {
+  value = "${hcloud_floating_ip.cluster.ip_address}"
+}

terraform_provider_test/provider_hcloud.tf

@@ -0,0 +1,12 @@
+# Set the variable value in *.tfvars file
+# or using -var="hcloud_token=..." CLI option
+variable "hcloud_token" {}
+
+variable "hcloud_location" {}
+
+# Configure the Hetzner Cloud Provider
+provider "hcloud" {
+  version = "~> 1.7.0"
+
+  token = "${var.hcloud_token}"
+}

terraform_provider_test/provider_rancher2.tf

@@ -0,0 +1,17 @@
+variable "rancher2_api_url" {
+  type = "string"
+}
+
+variable "rancher2_access_key" {
+  type = "string"
+}
+
+variable "rancher2_secret_key" {
+  type = "string"
+}
+
+provider "rancher2" {
+  api_url    = "${var.rancher2_api_url}"
+  access_key = "${var.rancher2_access_key}"
+  secret_key = "${var.rancher2_secret_key}"
+}

terraform_provider_test/terraform.tfvars

@@ -0,0 +1,3 @@
+rancher2_api_url = "https://rancher.apricote.de/v3"
+
+hcloud_location = "nbg1"