283 lines
8.2 KiB
Terraform
283 lines
8.2 KiB
Terraform
terraform {
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required_providers {
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coder = {
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source = "coder/coder"
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}
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docker = {
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source = "kreuzwerker/docker"
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}
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}
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}
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locals {
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username = data.coder_workspace_owner.me.name
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}
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variable "docker_socket" {
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default = ""
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description = "(Optional) Docker socket URI"
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type = string
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}
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provider "docker" {
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# Defaulting to null if the variable is an empty string lets us have an optional variable without having to set our own default
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host = var.docker_socket != "" ? var.docker_socket : null
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}
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data "coder_provisioner" "me" {}
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data "coder_workspace" "me" {}
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data "coder_workspace_owner" "me" {}
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data "coder_parameter" "java_version" {
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name = "Java Version"
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description = "Select the JDK version for your workspace."
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type = "string"
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default = "21"
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option {
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name = "Java 8"
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value = "8"
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}
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option {
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name = "Java 17"
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value = "17"
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}
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option {
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name = "Java 21"
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value = "21"
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}
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}
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data "coder_parameter" "repo_url" {
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name = "Repository URL"
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description = "Git repository to clone when workspace is created (public repo only)"
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type = "string"
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default = ""
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}
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resource "coder_agent" "main" {
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arch = data.coder_provisioner.me.arch
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os = "linux"
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startup_script = <<-EOT
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set -e
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# Prepare user home with default files on first start.
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if [ ! -f ~/.init_done ]; then
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cp -rT /etc/skel ~
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touch ~/.init_done
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fi
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# Add any commands that should be executed at workspace startup (e.g install requirements, start a program, etc) here
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# Clone repo if URL is set
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if [ -n "${data.coder_parameter.repo_url.value}" ]; then
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if [ -d ~/repo ] && [ "$(ls -A ~/repo)" ]; then
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echo "⚠️ Skipping clone: ~/repo already exists and is not empty."
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else
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echo "==> Cloning repository from: ${data.coder_parameter.repo_url.value}"
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git clone --verbose "${data.coder_parameter.repo_url.value}" ~/repo \
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&& echo "✅ Clone successful." \
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|| echo "❌ Failed to clone repo. Please check the URL or access permissions."
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fi
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fi
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EOT
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# These environment variables allow you to make Git commits right away after creating a
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# workspace. Note that they take precedence over configuration defined in ~/.gitconfig!
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# You can remove this block if you'd prefer to configure Git manually or using
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# dotfiles. (see docs/dotfiles.md)
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env = {
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GIT_AUTHOR_NAME = coalesce(data.coder_workspace_owner.me.full_name, data.coder_workspace_owner.me.name)
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GIT_AUTHOR_EMAIL = "${data.coder_workspace_owner.me.email}"
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GIT_COMMITTER_NAME = coalesce(data.coder_workspace_owner.me.full_name, data.coder_workspace_owner.me.name)
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GIT_COMMITTER_EMAIL = "${data.coder_workspace_owner.me.email}"
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}
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# The following metadata blocks are optional. They are used to display
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# information about your workspace in the dashboard. You can remove them
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# if you don't want to display any information.
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# For basic resources, you can use the `coder stat` command.
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# If you need more control, you can write your own script.
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metadata {
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display_name = "CPU Usage"
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key = "0_cpu_usage"
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script = "coder stat cpu"
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interval = 10
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timeout = 1
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}
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metadata {
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display_name = "RAM Usage"
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key = "1_ram_usage"
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script = "coder stat mem"
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interval = 10
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timeout = 1
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}
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metadata {
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display_name = "Home Disk"
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key = "3_home_disk"
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script = "coder stat disk --path $${HOME}"
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interval = 60
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timeout = 1
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}
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metadata {
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display_name = "CPU Usage (Host)"
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key = "4_cpu_usage_host"
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script = "coder stat cpu --host"
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interval = 10
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timeout = 1
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}
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metadata {
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display_name = "Memory Usage (Host)"
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key = "5_mem_usage_host"
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script = "coder stat mem --host"
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interval = 10
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timeout = 1
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}
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metadata {
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display_name = "Load Average (Host)"
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key = "6_load_host"
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# get load avg scaled by number of cores
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script = <<EOT
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echo "`cat /proc/loadavg | awk '{ print $1 }'` `nproc`" | awk '{ printf "%0.2f", $1/$2 }'
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EOT
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interval = 60
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timeout = 1
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}
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metadata {
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display_name = "Swap Usage (Host)"
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key = "7_swap_host"
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script = <<EOT
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free -b | awk '/^Swap/ { printf("%.1f/%.1f", $3/1024.0/1024.0/1024.0, $2/1024.0/1024.0/1024.0) }'
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EOT
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interval = 10
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timeout = 1
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}
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metadata {
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display_name = "Java Version"
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key = "java_version"
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script = "echo ${data.coder_parameter.java_version.value}"
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interval = 60
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timeout = 1
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}
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}
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# See https://registry.coder.com/modules/code-server
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module "code-server" {
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count = data.coder_workspace.me.start_count
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source = "registry.coder.com/modules/code-server/coder"
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# This ensures that the latest version of the module gets downloaded, you can also pin the module version to prevent breaking changes in production.
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version = ">= 1.0.0"
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agent_id = coder_agent.main.id
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order = 1
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extensions = [
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"vscjava.vscode-java-pack",
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"redhat.java",
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"vscjava.vscode-java-debug",
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"vscjava.vscode-java-dependency",
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"vscjava.vscode-maven"
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]
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settings = {
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"java.home" = "/usr/lib/jvm/java-${data.coder_parameter.java_version.value}-openjdk-amd64/bin/java"
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}
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}
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# See https://registry.coder.com/modules/jetbrains-gateway
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module "jetbrains_gateway" {
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count = data.coder_workspace.me.start_count
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source = "registry.coder.com/modules/jetbrains-gateway/coder"
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# JetBrains IDEs to make available for the user to select
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# jetbrains_ides = ["IU", "PS", "WS", "PY", "CL", "GO", "RM", "RD", "RR"]
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jetbrains_ides = ["IU"]
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default = "IU"
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# Default folder to open when starting a JetBrains IDE
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folder = "/home/coder"
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# This ensures that the latest version of the module gets downloaded, you can also pin the module version to prevent breaking changes in production.
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version = ">= 1.0.0"
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latest = true
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agent_id = coder_agent.main.id
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agent_name = "main"
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order = 2
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}
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resource "docker_volume" "home_volume" {
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name = "coder-${data.coder_workspace.me.id}-home"
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# Protect the volume from being deleted due to changes in attributes.
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lifecycle {
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ignore_changes = all
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}
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# Add labels in Docker to keep track of orphan resources.
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labels {
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label = "coder.owner"
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value = data.coder_workspace_owner.me.name
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}
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labels {
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label = "coder.owner_id"
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value = data.coder_workspace_owner.me.id
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}
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labels {
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label = "coder.workspace_id"
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value = data.coder_workspace.me.id
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}
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# This field becomes outdated if the workspace is renamed but can
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# be useful for debugging or cleaning out dangling volumes.
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labels {
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label = "coder.workspace_name_at_creation"
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value = data.coder_workspace.me.name
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}
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}
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resource "docker_container" "workspace" {
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count = data.coder_workspace.me.start_count
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#image = "registry.bobert.me/anthorob/coder-javadev:latest"
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image = "registry.bobert.me/anthorob/coder-javadev:java${data.coder_parameter.java_version.value}"
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# Uses lower() to avoid Docker restriction on container names.
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name = "coder-${data.coder_workspace_owner.me.name}-${lower(data.coder_workspace.me.name)}"
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# Hostname makes the shell more user friendly: coder@my-workspace:~$
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hostname = data.coder_workspace.me.name
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# Use the docker gateway if the access URL is 127.0.0.1
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entrypoint = ["sh", "-c", replace(coder_agent.main.init_script, "/localhost|127\\.0\\.0\\.1/", "host.docker.internal")]
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env = ["CODER_AGENT_TOKEN=${coder_agent.main.token}"]
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host {
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host = "host.docker.internal"
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ip = "host-gateway"
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}
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volumes {
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container_path = "/home/coder"
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volume_name = docker_volume.home_volume.name
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read_only = false
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}
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# Add labels in Docker to keep track of orphan resources.
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labels {
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label = "coder.owner"
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value = data.coder_workspace_owner.me.name
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}
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labels {
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label = "coder.owner_id"
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value = data.coder_workspace_owner.me.id
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}
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labels {
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label = "coder.workspace_id"
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value = data.coder_workspace.me.id
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}
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labels {
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label = "coder.workspace_name"
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value = data.coder_workspace.me.name
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}
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}
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