coder/examples/templates/gcp-linux/main.tf

140 lines
3.5 KiB
HCL

terraform {
required_providers {
coder = {
source = "coder/coder"
version = "0.6.10"
}
google = {
source = "hashicorp/google"
version = "~> 4.34.0"
}
}
}
variable "project_id" {
description = "Which Google Compute Project should your workspace live in?"
}
variable "zone" {
description = "What region should your workspace live in?"
default = "us-central1-a"
validation {
condition = contains(["northamerica-northeast1-a", "us-central1-a", "us-west2-c", "europe-west4-b", "southamerica-east1-a"], var.zone)
error_message = "Invalid zone!"
}
}
provider "google" {
zone = var.zone
project = var.project_id
}
data "google_compute_default_service_account" "default" {
}
data "coder_workspace" "me" {
}
resource "google_compute_disk" "root" {
name = "coder-${data.coder_workspace.me.id}-root"
type = "pd-ssd"
zone = var.zone
image = "debian-cloud/debian-11"
lifecycle {
ignore_changes = [name, image]
}
}
resource "coder_agent" "main" {
auth = "google-instance-identity"
arch = "amd64"
os = "linux"
login_before_ready = false
startup_script_timeout = 180
startup_script = <<-EOT
set -e
# install and start code-server
curl -fsSL https://code-server.dev/install.sh | sh -s -- --version 4.8.3
code-server --auth none --port 13337 >/tmp/code-server.log 2>&1 &
EOT
}
# code-server
resource "coder_app" "code-server" {
agent_id = coder_agent.main.id
slug = "code-server"
display_name = "code-server"
icon = "/icon/code.svg"
url = "http://localhost:13337?folder=/home/coder"
subdomain = false
share = "owner"
healthcheck {
url = "http://localhost:13337/healthz"
interval = 3
threshold = 10
}
}
resource "google_compute_instance" "dev" {
zone = var.zone
count = data.coder_workspace.me.start_count
name = "coder-${lower(data.coder_workspace.me.owner)}-${lower(data.coder_workspace.me.name)}-root"
machine_type = "e2-medium"
network_interface {
network = "default"
access_config {
// Ephemeral public IP
}
}
boot_disk {
auto_delete = false
source = google_compute_disk.root.name
}
service_account {
email = data.google_compute_default_service_account.default.email
scopes = ["cloud-platform"]
}
# The startup script runs as root with no $HOME environment set up, so instead of directly
# running the agent init script, create a user (with a homedir, default shell and sudo
# permissions) and execute the init script as that user.
metadata_startup_script = <<EOMETA
#!/usr/bin/env sh
set -eux
# If user does not exist, create it and set up passwordless sudo
if ! id -u "${local.linux_user}" >/dev/null 2>&1; then
useradd -m -s /bin/bash "${local.linux_user}"
echo "${local.linux_user} ALL=(ALL) NOPASSWD:ALL" > /etc/sudoers.d/coder-user
fi
exec sudo -u "${local.linux_user}" sh -c '${coder_agent.main.init_script}'
EOMETA
}
locals {
# Ensure Coder username is a valid Linux username
linux_user = lower(substr(data.coder_workspace.me.owner, 0, 32))
}
resource "coder_metadata" "workspace_info" {
count = data.coder_workspace.me.start_count
resource_id = google_compute_instance.dev[0].id
item {
key = "type"
value = google_compute_instance.dev[0].machine_type
}
}
resource "coder_metadata" "home_info" {
resource_id = google_compute_disk.root.id
item {
key = "size"
value = "${google_compute_disk.root.size} GiB"
}
}