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EmyrkEmyrk
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chore: work on template to test cors
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‎examples/cors_demo/README.md

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‎examples/cors_demo/apps.tf

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resource "coder_app" "code-server" {
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agent_id = coder_agent.main.id
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slug = "code-server"
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display_name = "VS Code"
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icon = "${data.coder_workspace.me.access_url}/icon/code.svg"
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url = "http://localhost:13337"
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share = "owner"
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subdomain = false
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open_in = "window"
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healthcheck {
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url = "http://localhost:13337/healthz"
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interval = 5
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threshold = 6
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}
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}

‎examples/cors_demo/main.go

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package main
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import (
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"flag"
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"fmt"
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"html/template"
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"log"
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"net/http"
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)
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var enableCORS bool
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var port int
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func main() {
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flag.IntVar(&port, "port", 7600, "Port to run the server on")
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flag.BoolVar(&enableCORS, "cors", false, "Enable CORS headers")
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flag.Parse()
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http.HandleFunc("/", serveHTML)
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http.HandleFunc("/test", testHandler)
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fmt.Printf("Server started at :%d\n", port)
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log.Fatal(http.ListenAndServe(fmt.Sprintf(":%d", port), nil))
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}
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func serveHTML(w http.ResponseWriter, r *http.Request) {
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if enableCORS {
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w.Header().Set("Access-Control-Allow-Origin", "*")
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}
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tmpl := `
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<!DOCTYPE html>
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<html>
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<head>
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<title>Fetch Test</title>
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</head>
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<body>
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<h1>Fetch Tester</h1>
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<input type="text" id="url" placeholder="Enter URL" size="50" value="https://enable-cors.org/" />
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<select id="method">
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<option>GET</option>
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<option>POST</option>
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<option>PUT</option>
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<option>DELETE</option>
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</select>
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<button onclick="sendRequest()">Send Request</button>
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<ul id="log"></ul>
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<script>
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function sendRequest() {
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const url = document.getElementById('url').value;
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const method = document.getElementById('method').value;
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fetch(url, { method: method })
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.then(response => {
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const log = document.getElementById('log');
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const li = document.createElement('li');
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li.textContent = method + " " + url + ": " + response.status;
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log.appendChild(li);
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})
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.catch(error => {
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const log = document.getElementById('log');
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const li = document.createElement('li');
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li.textContent = '(check network log for details) Error: ' + error;
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log.appendChild(li);
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});
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}
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</script>
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</body>
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</html>
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`
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t := template.Must(template.New("page").Parse(tmpl))
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t.Execute(w, nil)
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}
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func testHandler(w http.ResponseWriter, r *http.Request) {
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if enableCORS {
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w.Header().Set("Access-Control-Allow-Origin", "*")
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}
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fmt.Fprintf(w, "You made a %s request to /test", r.Method)
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}

‎examples/cors_demo/main.tf

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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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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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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, $2/1024.0/1024.0/1024.0) }'
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EOT
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interval = 10
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timeout = 1
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}
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}
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# See https://registry.coder.com/modules/code-server
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module "code-server" {
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count = data.coder_workspace.me.start_count
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source = "registry.coder.com/modules/code-server/coder"
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# This ensures that the latest version of the module gets downloaded, you can also pin the module version to prevent breaking changes in production.
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version = ">= 1.0.0"
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agent_id = coder_agent.main.id
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order = 1
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}
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resource "docker_volume" "home_volume" {
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name = "coder-${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 = "codercom/enterprise-base:ubuntu"
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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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