From c9168712be22205b71957fb17a507e9f726c8636 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Micha=C5=82=20=C5=9Aled=C5=BA?= Date: Fri, 13 Dec 2024 12:22:02 +0100 Subject: [PATCH 1/7] [K8sBroadcaster] Initial commit --- k8s_broadcaster/.formatter.exs | 5 + k8s_broadcaster/.gitignore | 37 + k8s_broadcaster/README.md | 18 + k8s_broadcaster/assets/css/app.css | 5 + k8s_broadcaster/assets/js/app.js | 44 ++ k8s_broadcaster/assets/tailwind.config.js | 74 ++ k8s_broadcaster/assets/vendor/topbar.js | 165 +++++ k8s_broadcaster/config/config.exs | 56 ++ k8s_broadcaster/config/dev.exs | 71 ++ k8s_broadcaster/config/prod.exs | 15 + k8s_broadcaster/config/runtime.exs | 84 +++ k8s_broadcaster/config/test.exs | 18 + k8s_broadcaster/lib/k8s_broadcaster.ex | 9 + .../lib/k8s_broadcaster/application.ex | 33 + k8s_broadcaster/lib/k8s_broadcaster_web.ex | 111 +++ .../components/core_components.ex | 672 ++++++++++++++++++ .../k8s_broadcaster_web/components/layouts.ex | 14 + .../components/layouts/app.html.heex | 32 + .../components/layouts/root.html.heex | 17 + .../controllers/error_html.ex | 24 + .../controllers/error_json.ex | 21 + .../controllers/page_controller.ex | 9 + .../controllers/page_html.ex | 10 + .../controllers/page_html/home.html.heex | 222 ++++++ .../lib/k8s_broadcaster_web/endpoint.ex | 52 ++ .../lib/k8s_broadcaster_web/router.ex | 43 ++ .../lib/k8s_broadcaster_web/telemetry.ex | 69 ++ k8s_broadcaster/mix.exs | 76 ++ k8s_broadcaster/mix.lock | 28 + k8s_broadcaster/priv/static/favicon.ico | Bin 0 -> 152 bytes k8s_broadcaster/priv/static/images/logo.svg | 6 + k8s_broadcaster/priv/static/robots.txt | 5 + .../controllers/error_html_test.exs | 14 + .../controllers/error_json_test.exs | 12 + .../controllers/page_controller_test.exs | 8 + k8s_broadcaster/test/support/conn_case.ex | 37 + k8s_broadcaster/test/test_helper.exs | 1 + 37 files changed, 2117 insertions(+) create mode 100644 k8s_broadcaster/.formatter.exs create mode 100644 k8s_broadcaster/.gitignore create mode 100644 k8s_broadcaster/README.md create mode 100644 k8s_broadcaster/assets/css/app.css create mode 100644 k8s_broadcaster/assets/js/app.js create mode 100644 k8s_broadcaster/assets/tailwind.config.js create mode 100644 k8s_broadcaster/assets/vendor/topbar.js create mode 100644 k8s_broadcaster/config/config.exs create mode 100644 k8s_broadcaster/config/dev.exs create mode 100644 k8s_broadcaster/config/prod.exs create mode 100644 k8s_broadcaster/config/runtime.exs create mode 100644 k8s_broadcaster/config/test.exs create mode 100644 k8s_broadcaster/lib/k8s_broadcaster.ex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster/application.ex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster_web.ex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster_web/components/core_components.ex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts.ex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts/app.html.heex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts/root.html.heex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster_web/controllers/error_html.ex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster_web/controllers/error_json.ex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_controller.ex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_html.ex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_html/home.html.heex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster_web/endpoint.ex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster_web/router.ex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster_web/telemetry.ex create mode 100644 k8s_broadcaster/mix.exs create mode 100644 k8s_broadcaster/mix.lock create mode 100644 k8s_broadcaster/priv/static/favicon.ico create mode 100644 k8s_broadcaster/priv/static/images/logo.svg create mode 100644 k8s_broadcaster/priv/static/robots.txt create mode 100644 k8s_broadcaster/test/k8s_broadcaster_web/controllers/error_html_test.exs create mode 100644 k8s_broadcaster/test/k8s_broadcaster_web/controllers/error_json_test.exs create mode 100644 k8s_broadcaster/test/k8s_broadcaster_web/controllers/page_controller_test.exs create mode 100644 k8s_broadcaster/test/support/conn_case.ex create mode 100644 k8s_broadcaster/test/test_helper.exs diff --git a/k8s_broadcaster/.formatter.exs b/k8s_broadcaster/.formatter.exs new file mode 100644 index 0000000..e945e12 --- /dev/null +++ b/k8s_broadcaster/.formatter.exs @@ -0,0 +1,5 @@ +[ + import_deps: [:phoenix], + plugins: [Phoenix.LiveView.HTMLFormatter], + inputs: ["*.{heex,ex,exs}", "{config,lib,test}/**/*.{heex,ex,exs}"] +] diff --git a/k8s_broadcaster/.gitignore b/k8s_broadcaster/.gitignore new file mode 100644 index 0000000..a34dcdd --- /dev/null +++ b/k8s_broadcaster/.gitignore @@ -0,0 +1,37 @@ +# The directory Mix will write compiled artifacts to. +/_build/ + +# If you run "mix test --cover", coverage assets end up here. +/cover/ + +# The directory Mix downloads your dependencies sources to. +/deps/ + +# Where 3rd-party dependencies like ExDoc output generated docs. +/doc/ + +# Ignore .fetch files in case you like to edit your project deps locally. +/.fetch + +# If the VM crashes, it generates a dump, let's ignore it too. +erl_crash.dump + +# Also ignore archive artifacts (built via "mix archive.build"). +*.ez + +# Temporary files, for example, from tests. +/tmp/ + +# Ignore package tarball (built via "mix hex.build"). +k8s_broadcaster-*.tar + +# Ignore assets that are produced by build tools. +/priv/static/assets/ + +# Ignore digested assets cache. +/priv/static/cache_manifest.json + +# In case you use Node.js/npm, you want to ignore these. +npm-debug.log +/assets/node_modules/ + diff --git a/k8s_broadcaster/README.md b/k8s_broadcaster/README.md new file mode 100644 index 0000000..342fad9 --- /dev/null +++ b/k8s_broadcaster/README.md @@ -0,0 +1,18 @@ +# K8sBroadcaster + +To start your Phoenix server: + + * Run `mix setup` to install and setup dependencies + * Start Phoenix endpoint with `mix phx.server` or inside IEx with `iex -S mix phx.server` + +Now you can visit [`localhost:4000`](http://localhost:4000) from your browser. + +Ready to run in production? Please [check our deployment guides](https://hexdocs.pm/phoenix/deployment.html). + +## Learn more + + * Official website: https://www.phoenixframework.org/ + * Guides: https://hexdocs.pm/phoenix/overview.html + * Docs: https://hexdocs.pm/phoenix + * Forum: https://elixirforum.com/c/phoenix-forum + * Source: https://github.com/phoenixframework/phoenix diff --git a/k8s_broadcaster/assets/css/app.css b/k8s_broadcaster/assets/css/app.css new file mode 100644 index 0000000..378c8f9 --- /dev/null +++ b/k8s_broadcaster/assets/css/app.css @@ -0,0 +1,5 @@ +@import "tailwindcss/base"; +@import "tailwindcss/components"; +@import "tailwindcss/utilities"; + +/* This file is for your main application CSS */ diff --git a/k8s_broadcaster/assets/js/app.js b/k8s_broadcaster/assets/js/app.js new file mode 100644 index 0000000..d5e278a --- /dev/null +++ b/k8s_broadcaster/assets/js/app.js @@ -0,0 +1,44 @@ +// If you want to use Phoenix channels, run `mix help phx.gen.channel` +// to get started and then uncomment the line below. +// import "./user_socket.js" + +// You can include dependencies in two ways. +// +// The simplest option is to put them in assets/vendor and +// import them using relative paths: +// +// import "../vendor/some-package.js" +// +// Alternatively, you can `npm install some-package --prefix assets` and import +// them using a path starting with the package name: +// +// import "some-package" +// + +// Include phoenix_html to handle method=PUT/DELETE in forms and buttons. +import "phoenix_html" +// Establish Phoenix Socket and LiveView configuration. +import {Socket} from "phoenix" +import {LiveSocket} from "phoenix_live_view" +import topbar from "../vendor/topbar" + +let csrfToken = document.querySelector("meta[name='csrf-token']").getAttribute("content") +let liveSocket = new LiveSocket("/live", Socket, { + longPollFallbackMs: 2500, + params: {_csrf_token: csrfToken} +}) + +// Show progress bar on live navigation and form submits +topbar.config({barColors: {0: "#29d"}, shadowColor: "rgba(0, 0, 0, .3)"}) +window.addEventListener("phx:page-loading-start", _info => topbar.show(300)) +window.addEventListener("phx:page-loading-stop", _info => topbar.hide()) + +// connect if there are any LiveViews on the page +liveSocket.connect() + +// expose liveSocket on window for web console debug logs and latency simulation: +// >> liveSocket.enableDebug() +// >> liveSocket.enableLatencySim(1000) // enabled for duration of browser session +// >> liveSocket.disableLatencySim() +window.liveSocket = liveSocket + diff --git a/k8s_broadcaster/assets/tailwind.config.js b/k8s_broadcaster/assets/tailwind.config.js new file mode 100644 index 0000000..b314ae3 --- /dev/null +++ b/k8s_broadcaster/assets/tailwind.config.js @@ -0,0 +1,74 @@ +// See the Tailwind configuration guide for advanced usage +// https://tailwindcss.com/docs/configuration + +const plugin = require("tailwindcss/plugin") +const fs = require("fs") +const path = require("path") + +module.exports = { + content: [ + "./js/**/*.js", + "../lib/k8s_broadcaster_web.ex", + "../lib/k8s_broadcaster_web/**/*.*ex" + ], + theme: { + extend: { + colors: { + brand: "#FD4F00", + } + }, + }, + plugins: [ + require("@tailwindcss/forms"), + // Allows prefixing tailwind classes with LiveView classes to add rules + // only when LiveView classes are applied, for example: + // + //
+ // + plugin(({addVariant}) => addVariant("phx-click-loading", [".phx-click-loading&", ".phx-click-loading &"])), + plugin(({addVariant}) => addVariant("phx-submit-loading", [".phx-submit-loading&", ".phx-submit-loading &"])), + plugin(({addVariant}) => addVariant("phx-change-loading", [".phx-change-loading&", ".phx-change-loading &"])), + + // Embeds Heroicons (https://heroicons.com) into your app.css bundle + // See your `CoreComponents.icon/1` for more information. + // + plugin(function({matchComponents, theme}) { + let iconsDir = path.join(__dirname, "../deps/heroicons/optimized") + let values = {} + let icons = [ + ["", "/24/outline"], + ["-solid", "/24/solid"], + ["-mini", "/20/solid"], + ["-micro", "/16/solid"] + ] + icons.forEach(([suffix, dir]) => { + fs.readdirSync(path.join(iconsDir, dir)).forEach(file => { + let name = path.basename(file, ".svg") + suffix + values[name] = {name, fullPath: path.join(iconsDir, dir, file)} + }) + }) + matchComponents({ + "hero": ({name, fullPath}) => { + let content = fs.readFileSync(fullPath).toString().replace(/\r?\n|\r/g, "") + let size = theme("spacing.6") + if (name.endsWith("-mini")) { + size = theme("spacing.5") + } else if (name.endsWith("-micro")) { + size = theme("spacing.4") + } + return { + [`--hero-${name}`]: `url('data:image/svg+xml;utf8,${content}')`, + "-webkit-mask": `var(--hero-${name})`, + "mask": `var(--hero-${name})`, + "mask-repeat": "no-repeat", + "background-color": "currentColor", + "vertical-align": "middle", + "display": "inline-block", + "width": size, + "height": size + } + } + }, {values}) + }) + ] +} diff --git a/k8s_broadcaster/assets/vendor/topbar.js b/k8s_broadcaster/assets/vendor/topbar.js new file mode 100644 index 0000000..4195727 --- /dev/null +++ b/k8s_broadcaster/assets/vendor/topbar.js @@ -0,0 +1,165 @@ +/** + * @license MIT + * topbar 2.0.0, 2023-02-04 + * https://buunguyen.github.io/topbar + * Copyright (c) 2021 Buu Nguyen + */ +(function (window, document) { + "use strict"; + + // https://gist.github.com/paulirish/1579671 + (function () { + var lastTime = 0; + var vendors = ["ms", "moz", "webkit", "o"]; + for (var x = 0; x < vendors.length && !window.requestAnimationFrame; ++x) { + window.requestAnimationFrame = + window[vendors[x] + "RequestAnimationFrame"]; + window.cancelAnimationFrame = + window[vendors[x] + "CancelAnimationFrame"] || + window[vendors[x] + "CancelRequestAnimationFrame"]; + } + if (!window.requestAnimationFrame) + window.requestAnimationFrame = function (callback, element) { + var currTime = new Date().getTime(); + var timeToCall = Math.max(0, 16 - (currTime - lastTime)); + var id = window.setTimeout(function () { + callback(currTime + timeToCall); + }, timeToCall); + lastTime = currTime + timeToCall; + return id; + }; + if (!window.cancelAnimationFrame) + window.cancelAnimationFrame = function (id) { + clearTimeout(id); + }; + })(); + + var canvas, + currentProgress, + showing, + progressTimerId = null, + fadeTimerId = null, + delayTimerId = null, + addEvent = function (elem, type, handler) { + if (elem.addEventListener) elem.addEventListener(type, handler, false); + else if (elem.attachEvent) elem.attachEvent("on" + type, handler); + else elem["on" + type] = handler; + }, + options = { + autoRun: true, + barThickness: 3, + barColors: { + 0: "rgba(26, 188, 156, .9)", + ".25": "rgba(52, 152, 219, .9)", + ".50": "rgba(241, 196, 15, .9)", + ".75": "rgba(230, 126, 34, .9)", + "1.0": "rgba(211, 84, 0, .9)", + }, + shadowBlur: 10, + shadowColor: "rgba(0, 0, 0, .6)", + className: null, + }, + repaint = function () { + canvas.width = window.innerWidth; + canvas.height = options.barThickness * 5; // need space for shadow + + var ctx = canvas.getContext("2d"); + ctx.shadowBlur = options.shadowBlur; + ctx.shadowColor = options.shadowColor; + + var lineGradient = ctx.createLinearGradient(0, 0, canvas.width, 0); + for (var stop in options.barColors) + lineGradient.addColorStop(stop, options.barColors[stop]); + ctx.lineWidth = options.barThickness; + ctx.beginPath(); + ctx.moveTo(0, options.barThickness / 2); + ctx.lineTo( + Math.ceil(currentProgress * canvas.width), + options.barThickness / 2 + ); + ctx.strokeStyle = lineGradient; + ctx.stroke(); + }, + createCanvas = function () { + canvas = document.createElement("canvas"); + var style = canvas.style; + style.position = "fixed"; + style.top = style.left = style.right = style.margin = style.padding = 0; + style.zIndex = 100001; + style.display = "none"; + if (options.className) canvas.classList.add(options.className); + document.body.appendChild(canvas); + addEvent(window, "resize", repaint); + }, + topbar = { + config: function (opts) { + for (var key in opts) + if (options.hasOwnProperty(key)) options[key] = opts[key]; + }, + show: function (delay) { + if (showing) return; + if (delay) { + if (delayTimerId) return; + delayTimerId = setTimeout(() => topbar.show(), delay); + } else { + showing = true; + if (fadeTimerId !== null) window.cancelAnimationFrame(fadeTimerId); + if (!canvas) createCanvas(); + canvas.style.opacity = 1; + canvas.style.display = "block"; + topbar.progress(0); + if (options.autoRun) { + (function loop() { + progressTimerId = window.requestAnimationFrame(loop); + topbar.progress( + "+" + 0.05 * Math.pow(1 - Math.sqrt(currentProgress), 2) + ); + })(); + } + } + }, + progress: function (to) { + if (typeof to === "undefined") return currentProgress; + if (typeof to === "string") { + to = + (to.indexOf("+") >= 0 || to.indexOf("-") >= 0 + ? currentProgress + : 0) + parseFloat(to); + } + currentProgress = to > 1 ? 1 : to; + repaint(); + return currentProgress; + }, + hide: function () { + clearTimeout(delayTimerId); + delayTimerId = null; + if (!showing) return; + showing = false; + if (progressTimerId != null) { + window.cancelAnimationFrame(progressTimerId); + progressTimerId = null; + } + (function loop() { + if (topbar.progress("+.1") >= 1) { + canvas.style.opacity -= 0.05; + if (canvas.style.opacity <= 0.05) { + canvas.style.display = "none"; + fadeTimerId = null; + return; + } + } + fadeTimerId = window.requestAnimationFrame(loop); + })(); + }, + }; + + if (typeof module === "object" && typeof module.exports === "object") { + module.exports = topbar; + } else if (typeof define === "function" && define.amd) { + define(function () { + return topbar; + }); + } else { + this.topbar = topbar; + } +}.call(this, window, document)); diff --git a/k8s_broadcaster/config/config.exs b/k8s_broadcaster/config/config.exs new file mode 100644 index 0000000..326dae4 --- /dev/null +++ b/k8s_broadcaster/config/config.exs @@ -0,0 +1,56 @@ +# This file is responsible for configuring your application +# and its dependencies with the aid of the Config module. +# +# This configuration file is loaded before any dependency and +# is restricted to this project. + +# General application configuration +import Config + +config :k8s_broadcaster, + generators: [timestamp_type: :utc_datetime] + +# Configures the endpoint +config :k8s_broadcaster, K8sBroadcasterWeb.Endpoint, + url: [host: "localhost"], + adapter: Bandit.PhoenixAdapter, + render_errors: [ + formats: [html: K8sBroadcasterWeb.ErrorHTML, json: K8sBroadcasterWeb.ErrorJSON], + layout: false + ], + pubsub_server: K8sBroadcaster.PubSub, + live_view: [signing_salt: "2KRXfjle"] + +# Configure esbuild (the version is required) +config :esbuild, + version: "0.17.11", + k8s_broadcaster: [ + args: + ~w(js/app.js --bundle --target=es2017 --outdir=../priv/static/assets --external:/fonts/* --external:/images/*), + cd: Path.expand("../assets", __DIR__), + env: %{"NODE_PATH" => Path.expand("../deps", __DIR__)} + ] + +# Configure tailwind (the version is required) +config :tailwind, + version: "3.4.3", + k8s_broadcaster: [ + args: ~w( + --config=tailwind.config.js + --input=css/app.css + --output=../priv/static/assets/app.css + ), + cd: Path.expand("../assets", __DIR__) + ] + +# Configures Elixir's Logger +config :logger, :console, + format: "$time $metadata[$level] $message\n", + metadata: [:request_id] + +# Use Jason for JSON parsing in Phoenix +config :phoenix, :json_library, Jason + +# Import environment specific config. This must remain at the bottom +# of this file so it overrides the configuration defined above. +import_config "#{config_env()}.exs" diff --git a/k8s_broadcaster/config/dev.exs b/k8s_broadcaster/config/dev.exs new file mode 100644 index 0000000..345ec98 --- /dev/null +++ b/k8s_broadcaster/config/dev.exs @@ -0,0 +1,71 @@ +import Config + +# For development, we disable any cache and enable +# debugging and code reloading. +# +# The watchers configuration can be used to run external +# watchers to your application. For example, we can use it +# to bundle .js and .css sources. +config :k8s_broadcaster, K8sBroadcasterWeb.Endpoint, + # Binding to loopback ipv4 address prevents access from other machines. + # Change to `ip: {0, 0, 0, 0}` to allow access from other machines. + http: [ip: {127, 0, 0, 1}, port: 4000], + check_origin: false, + code_reloader: true, + debug_errors: true, + secret_key_base: "qbvm8IEj0Eqk4SBhwAMhWthROktYxdSF8Bd+isbKYGyaP7vQM5zM4FkI9hX315/H", + watchers: [ + esbuild: {Esbuild, :install_and_run, [:k8s_broadcaster, ~w(--sourcemap=inline --watch)]}, + tailwind: {Tailwind, :install_and_run, [:k8s_broadcaster, ~w(--watch)]} + ] + +# ## SSL Support +# +# In order to use HTTPS in development, a self-signed +# certificate can be generated by running the following +# Mix task: +# +# mix phx.gen.cert +# +# Run `mix help phx.gen.cert` for more information. +# +# The `http:` config above can be replaced with: +# +# https: [ +# port: 4001, +# cipher_suite: :strong, +# keyfile: "priv/cert/selfsigned_key.pem", +# certfile: "priv/cert/selfsigned.pem" +# ], +# +# If desired, both `http:` and `https:` keys can be +# configured to run both http and https servers on +# different ports. + +# Watch static and templates for browser reloading. +config :k8s_broadcaster, K8sBroadcasterWeb.Endpoint, + live_reload: [ + patterns: [ + ~r"priv/static/(?!uploads/).*(js|css|png|jpeg|jpg|gif|svg)$", + ~r"lib/k8s_broadcaster_web/(controllers|live|components)/.*(ex|heex)$" + ] + ] + +# Enable dev routes for dashboard and mailbox +config :k8s_broadcaster, dev_routes: true + +# Do not include metadata nor timestamps in development logs +config :logger, :console, format: "[$level] $message\n" + +# Set a higher stacktrace during development. Avoid configuring such +# in production as building large stacktraces may be expensive. +config :phoenix, :stacktrace_depth, 20 + +# Initialize plugs at runtime for faster development compilation +config :phoenix, :plug_init_mode, :runtime + +config :phoenix_live_view, + # Include HEEx debug annotations as HTML comments in rendered markup + debug_heex_annotations: true, + # Enable helpful, but potentially expensive runtime checks + enable_expensive_runtime_checks: true diff --git a/k8s_broadcaster/config/prod.exs b/k8s_broadcaster/config/prod.exs new file mode 100644 index 0000000..2dcfcec --- /dev/null +++ b/k8s_broadcaster/config/prod.exs @@ -0,0 +1,15 @@ +import Config + +# Note we also include the path to a cache manifest +# containing the digested version of static files. This +# manifest is generated by the `mix assets.deploy` task, +# which you should run after static files are built and +# before starting your production server. +config :k8s_broadcaster, K8sBroadcasterWeb.Endpoint, + cache_static_manifest: "priv/static/cache_manifest.json" + +# Do not print debug messages in production +config :logger, level: :info + +# Runtime production configuration, including reading +# of environment variables, is done on config/runtime.exs. diff --git a/k8s_broadcaster/config/runtime.exs b/k8s_broadcaster/config/runtime.exs new file mode 100644 index 0000000..ab4532c --- /dev/null +++ b/k8s_broadcaster/config/runtime.exs @@ -0,0 +1,84 @@ +import Config + +# config/runtime.exs is executed for all environments, including +# during releases. It is executed after compilation and before the +# system starts, so it is typically used to load production configuration +# and secrets from environment variables or elsewhere. Do not define +# any compile-time configuration in here, as it won't be applied. +# The block below contains prod specific runtime configuration. + +# ## Using releases +# +# If you use `mix release`, you need to explicitly enable the server +# by passing the PHX_SERVER=true when you start it: +# +# PHX_SERVER=true bin/k8s_broadcaster start +# +# Alternatively, you can use `mix phx.gen.release` to generate a `bin/server` +# script that automatically sets the env var above. +if System.get_env("PHX_SERVER") do + config :k8s_broadcaster, K8sBroadcasterWeb.Endpoint, server: true +end + +if config_env() == :prod do + # The secret key base is used to sign/encrypt cookies and other secrets. + # A default value is used in config/dev.exs and config/test.exs but you + # want to use a different value for prod and you most likely don't want + # to check this value into version control, so we use an environment + # variable instead. + secret_key_base = + System.get_env("SECRET_KEY_BASE") || + raise """ + environment variable SECRET_KEY_BASE is missing. + You can generate one by calling: mix phx.gen.secret + """ + + host = System.get_env("PHX_HOST") || "example.com" + port = String.to_integer(System.get_env("PORT") || "4000") + + config :k8s_broadcaster, :dns_cluster_query, System.get_env("DNS_CLUSTER_QUERY") + + config :k8s_broadcaster, K8sBroadcasterWeb.Endpoint, + url: [host: host, port: 443, scheme: "https"], + http: [ + # Enable IPv6 and bind on all interfaces. + # Set it to {0, 0, 0, 0, 0, 0, 0, 1} for local network only access. + # See the documentation on https://hexdocs.pm/bandit/Bandit.html#t:options/0 + # for details about using IPv6 vs IPv4 and loopback vs public addresses. + ip: {0, 0, 0, 0, 0, 0, 0, 0}, + port: port + ], + secret_key_base: secret_key_base + + # ## SSL Support + # + # To get SSL working, you will need to add the `https` key + # to your endpoint configuration: + # + # config :k8s_broadcaster, K8sBroadcasterWeb.Endpoint, + # https: [ + # ..., + # port: 443, + # cipher_suite: :strong, + # keyfile: System.get_env("SOME_APP_SSL_KEY_PATH"), + # certfile: System.get_env("SOME_APP_SSL_CERT_PATH") + # ] + # + # The `cipher_suite` is set to `:strong` to support only the + # latest and more secure SSL ciphers. This means old browsers + # and clients may not be supported. You can set it to + # `:compatible` for wider support. + # + # `:keyfile` and `:certfile` expect an absolute path to the key + # and cert in disk or a relative path inside priv, for example + # "priv/ssl/server.key". For all supported SSL configuration + # options, see https://hexdocs.pm/plug/Plug.SSL.html#configure/1 + # + # We also recommend setting `force_ssl` in your config/prod.exs, + # ensuring no data is ever sent via http, always redirecting to https: + # + # config :k8s_broadcaster, K8sBroadcasterWeb.Endpoint, + # force_ssl: [hsts: true] + # + # Check `Plug.SSL` for all available options in `force_ssl`. +end diff --git a/k8s_broadcaster/config/test.exs b/k8s_broadcaster/config/test.exs new file mode 100644 index 0000000..cd23e1f --- /dev/null +++ b/k8s_broadcaster/config/test.exs @@ -0,0 +1,18 @@ +import Config + +# We don't run a server during test. If one is required, +# you can enable the server option below. +config :k8s_broadcaster, K8sBroadcasterWeb.Endpoint, + http: [ip: {127, 0, 0, 1}, port: 4002], + secret_key_base: "IZC4GPoi59CquGdP0YpCdEZx/+/2zpcbdySxdLhfrydB7tQS/ac1fAwYQ2AC0Kv3", + server: false + +# Print only warnings and errors during test +config :logger, level: :warning + +# Initialize plugs at runtime for faster test compilation +config :phoenix, :plug_init_mode, :runtime + +# Enable helpful, but potentially expensive runtime checks +config :phoenix_live_view, + enable_expensive_runtime_checks: true diff --git a/k8s_broadcaster/lib/k8s_broadcaster.ex b/k8s_broadcaster/lib/k8s_broadcaster.ex new file mode 100644 index 0000000..ae99161 --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster.ex @@ -0,0 +1,9 @@ +defmodule K8sBroadcaster do + @moduledoc """ + K8sBroadcaster keeps the contexts that define your domain + and business logic. + + Contexts are also responsible for managing your data, regardless + if it comes from the database, an external API or others. + """ +end diff --git a/k8s_broadcaster/lib/k8s_broadcaster/application.ex b/k8s_broadcaster/lib/k8s_broadcaster/application.ex new file mode 100644 index 0000000..2b2a867 --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster/application.ex @@ -0,0 +1,33 @@ +defmodule K8sBroadcaster.Application do + # See https://hexdocs.pm/elixir/Application.html + # for more information on OTP Applications + @moduledoc false + + use Application + + @impl true + def start(_type, _args) do + children = [ + K8sBroadcasterWeb.Telemetry, + {DNSCluster, query: Application.get_env(:k8s_broadcaster, :dns_cluster_query) || :ignore}, + {Phoenix.PubSub, name: K8sBroadcaster.PubSub}, + # Start a worker by calling: K8sBroadcaster.Worker.start_link(arg) + # {K8sBroadcaster.Worker, arg}, + # Start to serve requests, typically the last entry + K8sBroadcasterWeb.Endpoint + ] + + # See https://hexdocs.pm/elixir/Supervisor.html + # for other strategies and supported options + opts = [strategy: :one_for_one, name: K8sBroadcaster.Supervisor] + Supervisor.start_link(children, opts) + end + + # Tell Phoenix to update the endpoint configuration + # whenever the application is updated. + @impl true + def config_change(changed, _new, removed) do + K8sBroadcasterWeb.Endpoint.config_change(changed, removed) + :ok + end +end diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web.ex b/k8s_broadcaster/lib/k8s_broadcaster_web.ex new file mode 100644 index 0000000..00d0818 --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster_web.ex @@ -0,0 +1,111 @@ +defmodule K8sBroadcasterWeb do + @moduledoc """ + The entrypoint for defining your web interface, such + as controllers, components, channels, and so on. + + This can be used in your application as: + + use K8sBroadcasterWeb, :controller + use K8sBroadcasterWeb, :html + + The definitions below will be executed for every controller, + component, etc, so keep them short and clean, focused + on imports, uses and aliases. + + Do NOT define functions inside the quoted expressions + below. Instead, define additional modules and import + those modules here. + """ + + def static_paths, do: ~w(assets fonts images favicon.ico robots.txt) + + def router do + quote do + use Phoenix.Router, helpers: false + + # Import common connection and controller functions to use in pipelines + import Plug.Conn + import Phoenix.Controller + import Phoenix.LiveView.Router + end + end + + def channel do + quote do + use Phoenix.Channel + end + end + + def controller do + quote do + use Phoenix.Controller, + formats: [:html, :json], + layouts: [html: K8sBroadcasterWeb.Layouts] + + import Plug.Conn + + unquote(verified_routes()) + end + end + + def live_view do + quote do + use Phoenix.LiveView, + layout: {K8sBroadcasterWeb.Layouts, :app} + + unquote(html_helpers()) + end + end + + def live_component do + quote do + use Phoenix.LiveComponent + + unquote(html_helpers()) + end + end + + def html do + quote do + use Phoenix.Component + + # Import convenience functions from controllers + import Phoenix.Controller, + only: [get_csrf_token: 0, view_module: 1, view_template: 1] + + # Include general helpers for rendering HTML + unquote(html_helpers()) + end + end + + defp html_helpers do + quote do + # HTML escaping functionality + import Phoenix.HTML + # Core UI components + import K8sBroadcasterWeb.CoreComponents + + # Shortcut for generating JS commands + alias Phoenix.LiveView.JS + + # Routes generation with the ~p sigil + unquote(verified_routes()) + end + end + + def verified_routes do + quote do + use Phoenix.VerifiedRoutes, + endpoint: K8sBroadcasterWeb.Endpoint, + router: K8sBroadcasterWeb.Router, + statics: K8sBroadcasterWeb.static_paths() + end + end + + @doc """ + When used, dispatch to the appropriate controller/live_view/etc. + """ + defmacro __using__(which) when is_atom(which) do + apply(__MODULE__, which, []) + end +end diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/components/core_components.ex b/k8s_broadcaster/lib/k8s_broadcaster_web/components/core_components.ex new file mode 100644 index 0000000..c1f3872 --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/components/core_components.ex @@ -0,0 +1,672 @@ +defmodule K8sBroadcasterWeb.CoreComponents do + @moduledoc """ + Provides core UI components. + + At first glance, this module may seem daunting, but its goal is to provide + core building blocks for your application, such as modals, tables, and + forms. The components consist mostly of markup and are well-documented + with doc strings and declarative assigns. You may customize and style + them in any way you want, based on your application growth and needs. + + The default components use Tailwind CSS, a utility-first CSS framework. + See the [Tailwind CSS documentation](https://tailwindcss.com) to learn + how to customize them or feel free to swap in another framework altogether. + + Icons are provided by [heroicons](https://heroicons.com). See `icon/1` for usage. + """ + use Phoenix.Component + + alias Phoenix.LiveView.JS + + @doc """ + Renders a modal. + + ## Examples + + <.modal id="confirm-modal"> + This is a modal. + + + JS commands may be passed to the `:on_cancel` to configure + the closing/cancel event, for example: + + <.modal id="confirm" on_cancel={JS.navigate(~p"/posts")}> + This is another modal. + + + """ + attr :id, :string, required: true + attr :show, :boolean, default: false + attr :on_cancel, JS, default: %JS{} + slot :inner_block, required: true + + def modal(assigns) do + ~H""" + + """ + end + + def input(%{type: "select"} = assigns) do + ~H""" +
+ <.label for={@id}>{@label} + + <.error :for={msg <- @errors}>{msg} +
+ """ + end + + def input(%{type: "textarea"} = assigns) do + ~H""" +
+ <.label for={@id}>{@label} + + <.error :for={msg <- @errors}>{msg} +
+ """ + end + + # All other inputs text, datetime-local, url, password, etc. are handled here... + def input(assigns) do + ~H""" +
+ <.label for={@id}>{@label} + + <.error :for={msg <- @errors}>{msg} +
+ """ + end + + @doc """ + Renders a label. + """ + attr :for, :string, default: nil + slot :inner_block, required: true + + def label(assigns) do + ~H""" + + """ + end + + @doc """ + Generates a generic error message. + """ + slot :inner_block, required: true + + def error(assigns) do + ~H""" +

+ <.icon name="hero-exclamation-circle-mini" class="mt-0.5 h-5 w-5 flex-none" /> + {render_slot(@inner_block)} +

+ """ + end + + @doc """ + Renders a header with title. + """ + attr :class, :string, default: nil + + slot :inner_block, required: true + slot :subtitle + slot :actions + + def header(assigns) do + ~H""" +
+
+

+ {render_slot(@inner_block)} +

+

+ {render_slot(@subtitle)} +

+
+
{render_slot(@actions)}
+
+ """ + end + + @doc ~S""" + Renders a table with generic styling. + + ## Examples + + <.table id="users" rows={@users}> + <:col :let={user} label="id">{user.id} + <:col :let={user} label="username">{user.username} + + """ + attr :id, :string, required: true + attr :rows, :list, required: true + attr :row_id, :any, default: nil, doc: "the function for generating the row id" + attr :row_click, :any, default: nil, doc: "the function for handling phx-click on each row" + + attr :row_item, :any, + default: &Function.identity/1, + doc: "the function for mapping each row before calling the :col and :action slots" + + slot :col, required: true do + attr :label, :string + end + + slot :action, doc: "the slot for showing user actions in the last table column" + + def table(assigns) do + assigns = + with %{rows: %Phoenix.LiveView.LiveStream{}} <- assigns do + assign(assigns, row_id: assigns.row_id || fn {id, _item} -> id end) + end + + ~H""" +
+ + + + + + + + + + + + + +
{col[:label]} + Actions +
+
+ + + {render_slot(col, @row_item.(row))} + +
+
+
+ + + {render_slot(action, @row_item.(row))} + +
+
+
+ """ + end + + @doc """ + Renders a data list. + + ## Examples + + <.list> + <:item title="Title">{@post.title} + <:item title="Views">{@post.views} + + """ + slot :item, required: true do + attr :title, :string, required: true + end + + def list(assigns) do + ~H""" +
+
+
+
{item.title}
+
{render_slot(item)}
+
+
+
+ """ + end + + @doc """ + Renders a back navigation link. + + ## Examples + + <.back navigate={~p"/posts"}>Back to posts + """ + attr :navigate, :any, required: true + slot :inner_block, required: true + + def back(assigns) do + ~H""" +
+ <.link + navigate={@navigate} + class="text-sm font-semibold leading-6 text-zinc-900 hover:text-zinc-700" + > + <.icon name="hero-arrow-left-solid" class="h-3 w-3" /> + {render_slot(@inner_block)} + +
+ """ + end + + @doc """ + Renders a [Heroicon](https://heroicons.com). + + Heroicons come in three styles – outline, solid, and mini. + By default, the outline style is used, but solid and mini may + be applied by using the `-solid` and `-mini` suffix. + + You can customize the size and colors of the icons by setting + width, height, and background color classes. + + Icons are extracted from the `deps/heroicons` directory and bundled within + your compiled app.css by the plugin in your `assets/tailwind.config.js`. + + ## Examples + + <.icon name="hero-x-mark-solid" /> + <.icon name="hero-arrow-path" class="ml-1 w-3 h-3 animate-spin" /> + """ + attr :name, :string, required: true + attr :class, :string, default: nil + + def icon(%{name: "hero-" <> _} = assigns) do + ~H""" + + """ + end + + ## JS Commands + + def show(js \\ %JS{}, selector) do + JS.show(js, + to: selector, + time: 300, + transition: + {"transition-all transform ease-out duration-300", + "opacity-0 translate-y-4 sm:translate-y-0 sm:scale-95", + "opacity-100 translate-y-0 sm:scale-100"} + ) + end + + def hide(js \\ %JS{}, selector) do + JS.hide(js, + to: selector, + time: 200, + transition: + {"transition-all transform ease-in duration-200", + "opacity-100 translate-y-0 sm:scale-100", + "opacity-0 translate-y-4 sm:translate-y-0 sm:scale-95"} + ) + end + + def show_modal(js \\ %JS{}, id) when is_binary(id) do + js + |> JS.show(to: "##{id}") + |> JS.show( + to: "##{id}-bg", + time: 300, + transition: {"transition-all transform ease-out duration-300", "opacity-0", "opacity-100"} + ) + |> show("##{id}-container") + |> JS.add_class("overflow-hidden", to: "body") + |> JS.focus_first(to: "##{id}-content") + end + + def hide_modal(js \\ %JS{}, id) do + js + |> JS.hide( + to: "##{id}-bg", + transition: {"transition-all transform ease-in duration-200", "opacity-100", "opacity-0"} + ) + |> hide("##{id}-container") + |> JS.hide(to: "##{id}", transition: {"block", "block", "hidden"}) + |> JS.remove_class("overflow-hidden", to: "body") + |> JS.pop_focus() + end + + @doc """ + Translates an error message using gettext. + """ + def translate_error({msg, opts}) do + # You can make use of gettext to translate error messages by + # uncommenting and adjusting the following code: + + # if count = opts[:count] do + # Gettext.dngettext(K8sBroadcasterWeb.Gettext, "errors", msg, msg, count, opts) + # else + # Gettext.dgettext(K8sBroadcasterWeb.Gettext, "errors", msg, opts) + # end + + Enum.reduce(opts, msg, fn {key, value}, acc -> + String.replace(acc, "%{#{key}}", fn _ -> to_string(value) end) + end) + end + + @doc """ + Translates the errors for a field from a keyword list of errors. + """ + def translate_errors(errors, field) when is_list(errors) do + for {^field, {msg, opts}} <- errors, do: translate_error({msg, opts}) + end +end diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts.ex b/k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts.ex new file mode 100644 index 0000000..e9c3f9c --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts.ex @@ -0,0 +1,14 @@ +defmodule K8sBroadcasterWeb.Layouts do + @moduledoc """ + This module holds different layouts used by your application. + + See the `layouts` directory for all templates available. + The "root" layout is a skeleton rendered as part of the + application router. The "app" layout is set as the default + layout on both `use K8sBroadcasterWeb, :controller` and + `use K8sBroadcasterWeb, :live_view`. + """ + use K8sBroadcasterWeb, :html + + embed_templates "layouts/*" +end diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts/app.html.heex b/k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts/app.html.heex new file mode 100644 index 0000000..3b3b607 --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts/app.html.heex @@ -0,0 +1,32 @@ +
+
+
+ + + +

+ v{Application.spec(:phoenix, :vsn)} +

+
+ +
+
+
+
+ <.flash_group flash={@flash} /> + {@inner_content} +
+
diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts/root.html.heex b/k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts/root.html.heex new file mode 100644 index 0000000..31ee2a7 --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts/root.html.heex @@ -0,0 +1,17 @@ + + + + + + + <.live_title default="K8sBroadcaster" suffix=" · Phoenix Framework"> + {assigns[:page_title]} + + + + + + {@inner_content} + + diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/error_html.ex b/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/error_html.ex new file mode 100644 index 0000000..accbea6 --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/error_html.ex @@ -0,0 +1,24 @@ +defmodule K8sBroadcasterWeb.ErrorHTML do + @moduledoc """ + This module is invoked by your endpoint in case of errors on HTML requests. + + See config/config.exs. + """ + use K8sBroadcasterWeb, :html + + # If you want to customize your error pages, + # uncomment the embed_templates/1 call below + # and add pages to the error directory: + # + # * lib/k8s_broadcaster_web/controllers/error_html/404.html.heex + # * lib/k8s_broadcaster_web/controllers/error_html/500.html.heex + # + # embed_templates "error_html/*" + + # The default is to render a plain text page based on + # the template name. For example, "404.html" becomes + # "Not Found". + def render(template, _assigns) do + Phoenix.Controller.status_message_from_template(template) + end +end diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/error_json.ex b/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/error_json.ex new file mode 100644 index 0000000..5fb1015 --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/error_json.ex @@ -0,0 +1,21 @@ +defmodule K8sBroadcasterWeb.ErrorJSON do + @moduledoc """ + This module is invoked by your endpoint in case of errors on JSON requests. + + See config/config.exs. + """ + + # If you want to customize a particular status code, + # you may add your own clauses, such as: + # + # def render("500.json", _assigns) do + # %{errors: %{detail: "Internal Server Error"}} + # end + + # By default, Phoenix returns the status message from + # the template name. For example, "404.json" becomes + # "Not Found". + def render(template, _assigns) do + %{errors: %{detail: Phoenix.Controller.status_message_from_template(template)}} + end +end diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_controller.ex b/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_controller.ex new file mode 100644 index 0000000..f42bb9e --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_controller.ex @@ -0,0 +1,9 @@ +defmodule K8sBroadcasterWeb.PageController do + use K8sBroadcasterWeb, :controller + + def home(conn, _params) do + # The home page is often custom made, + # so skip the default app layout. + render(conn, :home, layout: false) + end +end diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_html.ex b/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_html.ex new file mode 100644 index 0000000..fe00faa --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_html.ex @@ -0,0 +1,10 @@ +defmodule K8sBroadcasterWeb.PageHTML do + @moduledoc """ + This module contains pages rendered by PageController. + + See the `page_html` directory for all templates available. + """ + use K8sBroadcasterWeb, :html + + embed_templates "page_html/*" +end diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_html/home.html.heex b/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_html/home.html.heex new file mode 100644 index 0000000..d72b03c --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_html/home.html.heex @@ -0,0 +1,222 @@ +<.flash_group flash={@flash} /> + +
+
+ +

+ Phoenix Framework + + v{Application.spec(:phoenix, :vsn)} + +

+

+ Peace of mind from prototype to production. +

+

+ Build rich, interactive web applications quickly, with less code and fewer moving parts. Join our growing community of developers using Phoenix to craft APIs, HTML5 apps and more, for fun or at scale. +

+ +
+
diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/endpoint.ex b/k8s_broadcaster/lib/k8s_broadcaster_web/endpoint.ex new file mode 100644 index 0000000..5958244 --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/endpoint.ex @@ -0,0 +1,52 @@ +defmodule K8sBroadcasterWeb.Endpoint do + use Phoenix.Endpoint, otp_app: :k8s_broadcaster + + # The session will be stored in the cookie and signed, + # this means its contents can be read but not tampered with. + # Set :encryption_salt if you would also like to encrypt it. + @session_options [ + store: :cookie, + key: "_k8s_broadcaster_key", + signing_salt: "Vui9HRTO", + same_site: "Lax" + ] + + socket "/live", Phoenix.LiveView.Socket, + websocket: [connect_info: [session: @session_options]], + longpoll: [connect_info: [session: @session_options]] + + # Serve at "/" the static files from "priv/static" directory. + # + # You should set gzip to true if you are running phx.digest + # when deploying your static files in production. + plug Plug.Static, + at: "/", + from: :k8s_broadcaster, + gzip: false, + only: K8sBroadcasterWeb.static_paths() + + # Code reloading can be explicitly enabled under the + # :code_reloader configuration of your endpoint. + if code_reloading? do + socket "/phoenix/live_reload/socket", Phoenix.LiveReloader.Socket + plug Phoenix.LiveReloader + plug Phoenix.CodeReloader + end + + plug Phoenix.LiveDashboard.RequestLogger, + param_key: "request_logger", + cookie_key: "request_logger" + + plug Plug.RequestId + plug Plug.Telemetry, event_prefix: [:phoenix, :endpoint] + + plug Plug.Parsers, + parsers: [:urlencoded, :multipart, :json], + pass: ["*/*"], + json_decoder: Phoenix.json_library() + + plug Plug.MethodOverride + plug Plug.Head + plug Plug.Session, @session_options + plug K8sBroadcasterWeb.Router +end diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/router.ex b/k8s_broadcaster/lib/k8s_broadcaster_web/router.ex new file mode 100644 index 0000000..ed9dc27 --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/router.ex @@ -0,0 +1,43 @@ +defmodule K8sBroadcasterWeb.Router do + use K8sBroadcasterWeb, :router + + pipeline :browser do + plug :accepts, ["html"] + plug :fetch_session + plug :fetch_live_flash + plug :put_root_layout, html: {K8sBroadcasterWeb.Layouts, :root} + plug :protect_from_forgery + plug :put_secure_browser_headers + end + + pipeline :api do + plug :accepts, ["json"] + end + + scope "/", K8sBroadcasterWeb do + pipe_through :browser + + get "/", PageController, :home + end + + # Other scopes may use custom stacks. + # scope "/api", K8sBroadcasterWeb do + # pipe_through :api + # end + + # Enable LiveDashboard in development + if Application.compile_env(:k8s_broadcaster, :dev_routes) do + # If you want to use the LiveDashboard in production, you should put + # it behind authentication and allow only admins to access it. + # If your application does not have an admins-only section yet, + # you can use Plug.BasicAuth to set up some basic authentication + # as long as you are also using SSL (which you should anyway). + import Phoenix.LiveDashboard.Router + + scope "/dev" do + pipe_through :browser + + live_dashboard "/dashboard", metrics: K8sBroadcasterWeb.Telemetry + end + end +end diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/telemetry.ex b/k8s_broadcaster/lib/k8s_broadcaster_web/telemetry.ex new file mode 100644 index 0000000..f805129 --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/telemetry.ex @@ -0,0 +1,69 @@ +defmodule K8sBroadcasterWeb.Telemetry do + use Supervisor + import Telemetry.Metrics + + def start_link(arg) do + Supervisor.start_link(__MODULE__, arg, name: __MODULE__) + end + + @impl true + def init(_arg) do + children = [ + # Telemetry poller will execute the given period measurements + # every 10_000ms. Learn more here: https://hexdocs.pm/telemetry_metrics + {:telemetry_poller, measurements: periodic_measurements(), period: 10_000} + # Add reporters as children of your supervision tree. + # {Telemetry.Metrics.ConsoleReporter, metrics: metrics()} + ] + + Supervisor.init(children, strategy: :one_for_one) + end + + def metrics do + [ + # Phoenix Metrics + summary("phoenix.endpoint.start.system_time", + unit: {:native, :millisecond} + ), + summary("phoenix.endpoint.stop.duration", + unit: {:native, :millisecond} + ), + summary("phoenix.router_dispatch.start.system_time", + tags: [:route], + unit: {:native, :millisecond} + ), + summary("phoenix.router_dispatch.exception.duration", + tags: [:route], + unit: {:native, :millisecond} + ), + summary("phoenix.router_dispatch.stop.duration", + tags: [:route], + unit: {:native, :millisecond} + ), + summary("phoenix.socket_connected.duration", + unit: {:native, :millisecond} + ), + summary("phoenix.channel_joined.duration", + unit: {:native, :millisecond} + ), + summary("phoenix.channel_handled_in.duration", + tags: [:event], + unit: {:native, :millisecond} + ), + + # VM Metrics + summary("vm.memory.total", unit: {:byte, :kilobyte}), + summary("vm.total_run_queue_lengths.total"), + summary("vm.total_run_queue_lengths.cpu"), + summary("vm.total_run_queue_lengths.io") + ] + end + + defp periodic_measurements do + [ + # A module, function and arguments to be invoked periodically. + # This function must call :telemetry.execute/3 and a metric must be added above. + # {K8sBroadcasterWeb, :count_users, []} + ] + end +end diff --git a/k8s_broadcaster/mix.exs b/k8s_broadcaster/mix.exs new file mode 100644 index 0000000..532d02f --- /dev/null +++ b/k8s_broadcaster/mix.exs @@ -0,0 +1,76 @@ +defmodule K8sBroadcaster.MixProject do + use Mix.Project + + def project do + [ + app: :k8s_broadcaster, + version: "0.1.0", + elixir: "~> 1.14", + elixirc_paths: elixirc_paths(Mix.env()), + start_permanent: Mix.env() == :prod, + aliases: aliases(), + deps: deps() + ] + end + + # Configuration for the OTP application. + # + # Type `mix help compile.app` for more information. + def application do + [ + mod: {K8sBroadcaster.Application, []}, + extra_applications: [:logger, :runtime_tools] + ] + end + + # Specifies which paths to compile per environment. + defp elixirc_paths(:test), do: ["lib", "test/support"] + defp elixirc_paths(_), do: ["lib"] + + # Specifies your project dependencies. + # + # Type `mix help deps` for examples and options. + defp deps do + [ + {:phoenix, "~> 1.7.18"}, + {:phoenix_html, "~> 4.1"}, + {:phoenix_live_reload, "~> 1.2", only: :dev}, + {:phoenix_live_view, "~> 1.0.0"}, + {:floki, ">= 0.30.0", only: :test}, + {:phoenix_live_dashboard, "~> 0.8.3"}, + {:esbuild, "~> 0.8", runtime: Mix.env() == :dev}, + {:tailwind, "~> 0.2", runtime: Mix.env() == :dev}, + {:heroicons, + github: "tailwindlabs/heroicons", + tag: "v2.1.1", + sparse: "optimized", + app: false, + compile: false, + depth: 1}, + {:telemetry_metrics, "~> 1.0"}, + {:telemetry_poller, "~> 1.0"}, + {:jason, "~> 1.2"}, + {:dns_cluster, "~> 0.1.1"}, + {:bandit, "~> 1.5"} + ] + end + + # Aliases are shortcuts or tasks specific to the current project. + # For example, to install project dependencies and perform other setup tasks, run: + # + # $ mix setup + # + # See the documentation for `Mix` for more info on aliases. + defp aliases do + [ + setup: ["deps.get", "assets.setup", "assets.build"], + "assets.setup": ["tailwind.install --if-missing", "esbuild.install --if-missing"], + "assets.build": ["tailwind k8s_broadcaster", "esbuild k8s_broadcaster"], + "assets.deploy": [ + "tailwind k8s_broadcaster --minify", + "esbuild k8s_broadcaster --minify", + "phx.digest" + ] + ] + end +end diff --git a/k8s_broadcaster/mix.lock b/k8s_broadcaster/mix.lock new file mode 100644 index 0000000..9d16709 --- /dev/null +++ b/k8s_broadcaster/mix.lock @@ -0,0 +1,28 @@ +%{ + "bandit": {:hex, :bandit, "1.6.1", "9e01b93d72ddc21d8c576a704949e86ee6cde7d11270a1d3073787876527a48f", [:mix], [{:hpax, "~> 1.0", [hex: :hpax, repo: "hexpm", optional: false]}, {:plug, "~> 1.14", [hex: :plug, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}, {:thousand_island, "~> 1.0", [hex: :thousand_island, repo: "hexpm", optional: false]}, {:websock, "~> 0.5", [hex: :websock, repo: "hexpm", optional: false]}], "hexpm", "5a904bf010ea24b67979835e0507688e31ac873d4ffc8ed0e5413e8d77455031"}, + "castore": {:hex, :castore, "1.0.10", "43bbeeac820f16c89f79721af1b3e092399b3a1ecc8df1a472738fd853574911", [:mix], [], "hexpm", "1b0b7ea14d889d9ea21202c43a4fa015eb913021cb535e8ed91946f4b77a8848"}, + "dns_cluster": {:hex, :dns_cluster, "0.1.3", "0bc20a2c88ed6cc494f2964075c359f8c2d00e1bf25518a6a6c7fd277c9b0c66", [:mix], [], "hexpm", "46cb7c4a1b3e52c7ad4cbe33ca5079fbde4840dedeafca2baf77996c2da1bc33"}, + "esbuild": {:hex, :esbuild, "0.8.2", "5f379dfa383ef482b738e7771daf238b2d1cfb0222bef9d3b20d4c8f06c7a7ac", [:mix], [{:castore, ">= 0.0.0", [hex: :castore, repo: "hexpm", optional: false]}, {:jason, "~> 1.4", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "558a8a08ed78eb820efbfda1de196569d8bfa9b51e8371a1934fbb31345feda7"}, + "file_system": {:hex, :file_system, "1.0.1", "79e8ceaddb0416f8b8cd02a0127bdbababe7bf4a23d2a395b983c1f8b3f73edd", [:mix], [], "hexpm", "4414d1f38863ddf9120720cd976fce5bdde8e91d8283353f0e31850fa89feb9e"}, + "floki": {:hex, :floki, "0.37.0", "b83e0280bbc6372f2a403b2848013650b16640cd2470aea6701f0632223d719e", [:mix], [], "hexpm", "516a0c15a69f78c47dc8e0b9b3724b29608aa6619379f91b1ffa47109b5d0dd3"}, + "heroicons": {:git, "https://github.com/tailwindlabs/heroicons.git", "88ab3a0d790e6a47404cba02800a6b25d2afae50", [tag: "v2.1.1", sparse: "optimized"]}, + "hpax": {:hex, :hpax, "1.0.1", "c857057f89e8bd71d97d9042e009df2a42705d6d690d54eca84c8b29af0787b0", [:mix], [], "hexpm", "4e2d5a4f76ae1e3048f35ae7adb1641c36265510a2d4638157fbcb53dda38445"}, + "jason": {:hex, :jason, "1.4.4", "b9226785a9aa77b6857ca22832cffa5d5011a667207eb2a0ad56adb5db443b8a", [:mix], [{:decimal, "~> 1.0 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: true]}], "hexpm", "c5eb0cab91f094599f94d55bc63409236a8ec69a21a67814529e8d5f6cc90b3b"}, + "mime": {:hex, :mime, "2.0.6", "8f18486773d9b15f95f4f4f1e39b710045fa1de891fada4516559967276e4dc2", [:mix], [], "hexpm", "c9945363a6b26d747389aac3643f8e0e09d30499a138ad64fe8fd1d13d9b153e"}, + "phoenix": {:hex, :phoenix, "1.7.18", "5310c21443514be44ed93c422e15870aef254cf1b3619e4f91538e7529d2b2e4", [:mix], [{:castore, ">= 0.0.0", [hex: :castore, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: true]}, {:phoenix_pubsub, "~> 2.1", [hex: :phoenix_pubsub, repo: "hexpm", optional: false]}, {:phoenix_template, "~> 1.0", [hex: :phoenix_template, repo: "hexpm", optional: false]}, {:phoenix_view, "~> 2.0", [hex: :phoenix_view, repo: "hexpm", optional: true]}, {:plug, "~> 1.14", [hex: :plug, repo: "hexpm", optional: false]}, {:plug_cowboy, "~> 2.7", [hex: :plug_cowboy, repo: "hexpm", optional: true]}, {:plug_crypto, "~> 1.2 or ~> 2.0", [hex: :plug_crypto, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}, {:websock_adapter, "~> 0.5.3", [hex: :websock_adapter, repo: "hexpm", optional: false]}], "hexpm", "1797fcc82108442a66f2c77a643a62980f342bfeb63d6c9a515ab8294870004e"}, + "phoenix_html": {:hex, :phoenix_html, "4.1.1", "4c064fd3873d12ebb1388425a8f2a19348cef56e7289e1998e2d2fa758aa982e", [:mix], [], "hexpm", "f2f2df5a72bc9a2f510b21497fd7d2b86d932ec0598f0210fed4114adc546c6f"}, + "phoenix_live_dashboard": {:hex, :phoenix_live_dashboard, "0.8.5", "d5f44d7dbd7cfacaa617b70c5a14b2b598d6f93b9caa8e350c51d56cd4350a9b", [:mix], [{:ecto, "~> 3.6.2 or ~> 3.7", [hex: :ecto, repo: "hexpm", optional: true]}, {:ecto_mysql_extras, "~> 0.5", [hex: :ecto_mysql_extras, repo: "hexpm", optional: true]}, {:ecto_psql_extras, "~> 0.7", [hex: :ecto_psql_extras, repo: "hexpm", optional: true]}, {:ecto_sqlite3_extras, "~> 1.1.7 or ~> 1.2.0", [hex: :ecto_sqlite3_extras, repo: "hexpm", optional: true]}, {:mime, "~> 1.6 or ~> 2.0", [hex: :mime, repo: "hexpm", optional: false]}, {:phoenix_live_view, "~> 0.19 or ~> 1.0", [hex: :phoenix_live_view, repo: "hexpm", optional: false]}, {:telemetry_metrics, "~> 0.6 or ~> 1.0", [hex: :telemetry_metrics, repo: "hexpm", optional: false]}], "hexpm", "1d73920515554d7d6c548aee0bf10a4780568b029d042eccb336db29ea0dad70"}, + "phoenix_live_reload": {:hex, :phoenix_live_reload, "1.5.3", "f2161c207fda0e4fb55165f650f7f8db23f02b29e3bff00ff7ef161d6ac1f09d", [:mix], [{:file_system, "~> 0.3 or ~> 1.0", [hex: :file_system, repo: "hexpm", optional: false]}, {:phoenix, "~> 1.4", [hex: :phoenix, repo: "hexpm", optional: false]}], "hexpm", "b4ec9cd73cb01ff1bd1cac92e045d13e7030330b74164297d1aee3907b54803c"}, + "phoenix_live_view": {:hex, :phoenix_live_view, "1.0.0", "3a10dfce8f87b2ad4dc65de0732fc2a11e670b2779a19e8d3281f4619a85bce4", [:mix], [{:floki, "~> 0.36", [hex: :floki, repo: "hexpm", optional: true]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: true]}, {:phoenix, "~> 1.6.15 or ~> 1.7.0", [hex: :phoenix, repo: "hexpm", optional: false]}, {:phoenix_html, "~> 3.3 or ~> 4.0", [hex: :phoenix_html, repo: "hexpm", optional: false]}, {:phoenix_template, "~> 1.0", [hex: :phoenix_template, repo: "hexpm", optional: false]}, {:phoenix_view, "~> 2.0", [hex: :phoenix_view, repo: "hexpm", optional: true]}, {:plug, "~> 1.15", [hex: :plug, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4.2 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "254caef0028765965ca6bd104cc7d68dcc7d57cc42912bef92f6b03047251d99"}, + "phoenix_pubsub": {:hex, :phoenix_pubsub, "2.1.3", "3168d78ba41835aecad272d5e8cd51aa87a7ac9eb836eabc42f6e57538e3731d", [:mix], [], "hexpm", "bba06bc1dcfd8cb086759f0edc94a8ba2bc8896d5331a1e2c2902bf8e36ee502"}, + "phoenix_template": {:hex, :phoenix_template, "1.0.4", "e2092c132f3b5e5b2d49c96695342eb36d0ed514c5b252a77048d5969330d639", [:mix], [{:phoenix_html, "~> 2.14.2 or ~> 3.0 or ~> 4.0", [hex: :phoenix_html, repo: "hexpm", optional: true]}], "hexpm", "2c0c81f0e5c6753faf5cca2f229c9709919aba34fab866d3bc05060c9c444206"}, + "plug": {:hex, :plug, "1.16.1", "40c74619c12f82736d2214557dedec2e9762029b2438d6d175c5074c933edc9d", [:mix], [{:mime, "~> 1.0 or ~> 2.0", [hex: :mime, repo: "hexpm", optional: false]}, {:plug_crypto, "~> 1.1.1 or ~> 1.2 or ~> 2.0", [hex: :plug_crypto, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4.3 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "a13ff6b9006b03d7e33874945b2755253841b238c34071ed85b0e86057f8cddc"}, + "plug_crypto": {:hex, :plug_crypto, "2.1.0", "f44309c2b06d249c27c8d3f65cfe08158ade08418cf540fd4f72d4d6863abb7b", [:mix], [], "hexpm", "131216a4b030b8f8ce0f26038bc4421ae60e4bb95c5cf5395e1421437824c4fa"}, + "tailwind": {:hex, :tailwind, "0.2.4", "5706ec47182d4e7045901302bf3a333e80f3d1af65c442ba9a9eed152fb26c2e", [:mix], [{:castore, ">= 0.0.0", [hex: :castore, repo: "hexpm", optional: false]}], "hexpm", "c6e4a82b8727bab593700c998a4d98cf3d8025678bfde059aed71d0000c3e463"}, + "telemetry": {:hex, :telemetry, "1.3.0", "fedebbae410d715cf8e7062c96a1ef32ec22e764197f70cda73d82778d61e7a2", [:rebar3], [], "hexpm", "7015fc8919dbe63764f4b4b87a95b7c0996bd539e0d499be6ec9d7f3875b79e6"}, + "telemetry_metrics": {:hex, :telemetry_metrics, "1.0.0", "29f5f84991ca98b8eb02fc208b2e6de7c95f8bb2294ef244a176675adc7775df", [:mix], [{:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "f23713b3847286a534e005126d4c959ebcca68ae9582118ce436b521d1d47d5d"}, + "telemetry_poller": {:hex, :telemetry_poller, "1.1.0", "58fa7c216257291caaf8d05678c8d01bd45f4bdbc1286838a28c4bb62ef32999", [:rebar3], [{:telemetry, "~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "9eb9d9cbfd81cbd7cdd24682f8711b6e2b691289a0de6826e58452f28c103c8f"}, + "thousand_island": {:hex, :thousand_island, "1.3.7", "1da7598c0f4f5f50562c097a3f8af308ded48cd35139f0e6f17d9443e4d0c9c5", [:mix], [{:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "0139335079953de41d381a6134d8b618d53d084f558c734f2662d1a72818dd12"}, + "websock": {:hex, :websock, "0.5.3", "2f69a6ebe810328555b6fe5c831a851f485e303a7c8ce6c5f675abeb20ebdadc", [:mix], [], "hexpm", "6105453d7fac22c712ad66fab1d45abdf049868f253cf719b625151460b8b453"}, + "websock_adapter": {:hex, :websock_adapter, "0.5.8", "3b97dc94e407e2d1fc666b2fb9acf6be81a1798a2602294aac000260a7c4a47d", [:mix], [{:bandit, ">= 0.6.0", [hex: :bandit, repo: "hexpm", optional: true]}, {:plug, "~> 1.14", [hex: :plug, repo: "hexpm", optional: false]}, {:plug_cowboy, "~> 2.6", [hex: :plug_cowboy, repo: "hexpm", optional: true]}, {:websock, "~> 0.5", [hex: :websock, repo: "hexpm", optional: false]}], "hexpm", "315b9a1865552212b5f35140ad194e67ce31af45bcee443d4ecb96b5fd3f3782"}, +} diff --git a/k8s_broadcaster/priv/static/favicon.ico b/k8s_broadcaster/priv/static/favicon.ico new file mode 100644 index 0000000000000000000000000000000000000000..7f372bfc21cdd8cb47585339d5fa4d9dd424402f GIT binary patch literal 152 zcmeAS@N?(olHy`uVBq!ia0vp^4j|0I1|(Ny7TyC=@t!V@Ar*{oFEH`~d50E!_s``s q?{G*w(7?#d#v@^nKnY_HKaYb01EZMZjMqTJ89ZJ6T-G@yGywoKK_h|y literal 0 HcmV?d00001 diff --git a/k8s_broadcaster/priv/static/images/logo.svg b/k8s_broadcaster/priv/static/images/logo.svg new file mode 100644 index 0000000..9f26bab --- /dev/null +++ b/k8s_broadcaster/priv/static/images/logo.svg @@ -0,0 +1,6 @@ + diff --git a/k8s_broadcaster/priv/static/robots.txt b/k8s_broadcaster/priv/static/robots.txt new file mode 100644 index 0000000..26e06b5 --- /dev/null +++ b/k8s_broadcaster/priv/static/robots.txt @@ -0,0 +1,5 @@ +# See https://www.robotstxt.org/robotstxt.html for documentation on how to use the robots.txt file +# +# To ban all spiders from the entire site uncomment the next two lines: +# User-agent: * +# Disallow: / diff --git a/k8s_broadcaster/test/k8s_broadcaster_web/controllers/error_html_test.exs b/k8s_broadcaster/test/k8s_broadcaster_web/controllers/error_html_test.exs new file mode 100644 index 0000000..7c4acab --- /dev/null +++ b/k8s_broadcaster/test/k8s_broadcaster_web/controllers/error_html_test.exs @@ -0,0 +1,14 @@ +defmodule K8sBroadcasterWeb.ErrorHTMLTest do + use K8sBroadcasterWeb.ConnCase, async: true + + # Bring render_to_string/4 for testing custom views + import Phoenix.Template + + test "renders 404.html" do + assert render_to_string(K8sBroadcasterWeb.ErrorHTML, "404", "html", []) == "Not Found" + end + + test "renders 500.html" do + assert render_to_string(K8sBroadcasterWeb.ErrorHTML, "500", "html", []) == "Internal Server Error" + end +end diff --git a/k8s_broadcaster/test/k8s_broadcaster_web/controllers/error_json_test.exs b/k8s_broadcaster/test/k8s_broadcaster_web/controllers/error_json_test.exs new file mode 100644 index 0000000..6307f0f --- /dev/null +++ b/k8s_broadcaster/test/k8s_broadcaster_web/controllers/error_json_test.exs @@ -0,0 +1,12 @@ +defmodule K8sBroadcasterWeb.ErrorJSONTest do + use K8sBroadcasterWeb.ConnCase, async: true + + test "renders 404" do + assert K8sBroadcasterWeb.ErrorJSON.render("404.json", %{}) == %{errors: %{detail: "Not Found"}} + end + + test "renders 500" do + assert K8sBroadcasterWeb.ErrorJSON.render("500.json", %{}) == + %{errors: %{detail: "Internal Server Error"}} + end +end diff --git a/k8s_broadcaster/test/k8s_broadcaster_web/controllers/page_controller_test.exs b/k8s_broadcaster/test/k8s_broadcaster_web/controllers/page_controller_test.exs new file mode 100644 index 0000000..cfe1a96 --- /dev/null +++ b/k8s_broadcaster/test/k8s_broadcaster_web/controllers/page_controller_test.exs @@ -0,0 +1,8 @@ +defmodule K8sBroadcasterWeb.PageControllerTest do + use K8sBroadcasterWeb.ConnCase + + test "GET /", %{conn: conn} do + conn = get(conn, ~p"/") + assert html_response(conn, 200) =~ "Peace of mind from prototype to production" + end +end diff --git a/k8s_broadcaster/test/support/conn_case.ex b/k8s_broadcaster/test/support/conn_case.ex new file mode 100644 index 0000000..1f7bea4 --- /dev/null +++ b/k8s_broadcaster/test/support/conn_case.ex @@ -0,0 +1,37 @@ +defmodule K8sBroadcasterWeb.ConnCase do + @moduledoc """ + This module defines the test case to be used by + tests that require setting up a connection. + + Such tests rely on `Phoenix.ConnTest` and also + import other functionality to make it easier + to build common data structures and query the data layer. + + Finally, if the test case interacts with the database, + we enable the SQL sandbox, so changes done to the database + are reverted at the end of every test. If you are using + PostgreSQL, you can even run database tests asynchronously + by setting `use K8sBroadcasterWeb.ConnCase, async: true`, although + this option is not recommended for other databases. + """ + + use ExUnit.CaseTemplate + + using do + quote do + # The default endpoint for testing + @endpoint K8sBroadcasterWeb.Endpoint + + use K8sBroadcasterWeb, :verified_routes + + # Import conveniences for testing with connections + import Plug.Conn + import Phoenix.ConnTest + import K8sBroadcasterWeb.ConnCase + end + end + + setup _tags do + {:ok, conn: Phoenix.ConnTest.build_conn()} + end +end diff --git a/k8s_broadcaster/test/test_helper.exs b/k8s_broadcaster/test/test_helper.exs new file mode 100644 index 0000000..869559e --- /dev/null +++ b/k8s_broadcaster/test/test_helper.exs @@ -0,0 +1 @@ +ExUnit.start() From 3b6f703236ee80ae912558c03e94b1cfd87f34a7 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Micha=C5=82=20=C5=9Aled=C5=BA?= Date: Fri, 13 Dec 2024 18:31:50 +0100 Subject: [PATCH 2/7] [K8sBroadcaster] Move and simplify Broadcaster --- .github/workflows/k8s_broadcaster_cd.yml | 53 ++ .github/workflows/k8s_broadcaster_ci.yml | 0 k8s_broadcaster/Dockerfile | 105 ++++ k8s_broadcaster/assets/css/app.css | 20 + k8s_broadcaster/assets/js/app.js | 37 +- k8s_broadcaster/assets/js/home.js | 366 ++++++++++++ k8s_broadcaster/assets/js/panel.js | 437 +++++++++++++++ k8s_broadcaster/assets/js/whep-client.js | 140 +++++ k8s_broadcaster/assets/tailwind.config.js | 4 +- k8s_broadcaster/config/config.exs | 10 + k8s_broadcaster/config/dev.exs | 2 +- k8s_broadcaster/config/runtime.exs | 96 ++++ k8s_broadcaster/kubernetes.yaml | 77 +++ .../lib/k8s_broadcaster/application.ex | 40 +- .../lib/k8s_broadcaster/forwarder.ex | 521 ++++++++++++++++++ .../lib/k8s_broadcaster/peer_supervisor.ex | 142 +++++ .../k8s_broadcaster_web/channels/channel.ex | 36 ++ .../k8s_broadcaster_web/channels/presence.ex | 11 + .../channels/user_socket.ex | 19 + .../components/layouts/app.html.heex | 57 +- .../components/layouts/root.html.heex | 4 +- .../controllers/media_controller.ex | 157 ++++++ .../controllers/page_controller.ex | 8 +- .../controllers/page_html/home.html.heex | 312 ++++------- .../controllers/page_html/panel.html.heex | 139 +++++ .../lib/k8s_broadcaster_web/endpoint.ex | 10 + .../lib/k8s_broadcaster_web/router.ex | 50 +- k8s_broadcaster/mix.exs | 9 +- k8s_broadcaster/mix.lock | 29 + .../priv/static/images/cluster.svg | 4 + k8s_broadcaster/priv/static/images/logo.svg | 124 ++++- k8s_broadcaster/rel/overlays/bin/server | 11 + k8s_broadcaster/rel/overlays/bin/server.bat | 7 + 33 files changed, 2749 insertions(+), 288 deletions(-) create mode 100644 .github/workflows/k8s_broadcaster_cd.yml create mode 100644 .github/workflows/k8s_broadcaster_ci.yml create mode 100644 k8s_broadcaster/Dockerfile create mode 100644 k8s_broadcaster/assets/js/home.js create mode 100644 k8s_broadcaster/assets/js/panel.js create mode 100644 k8s_broadcaster/assets/js/whep-client.js create mode 100644 k8s_broadcaster/kubernetes.yaml create mode 100644 k8s_broadcaster/lib/k8s_broadcaster/forwarder.ex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster/peer_supervisor.ex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster_web/channels/channel.ex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster_web/channels/presence.ex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster_web/channels/user_socket.ex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster_web/controllers/media_controller.ex create mode 100644 k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_html/panel.html.heex create mode 100644 k8s_broadcaster/priv/static/images/cluster.svg create mode 100755 k8s_broadcaster/rel/overlays/bin/server create mode 100755 k8s_broadcaster/rel/overlays/bin/server.bat diff --git a/.github/workflows/k8s_broadcaster_cd.yml b/.github/workflows/k8s_broadcaster_cd.yml new file mode 100644 index 0000000..3e766ac --- /dev/null +++ b/.github/workflows/k8s_broadcaster_cd.yml @@ -0,0 +1,53 @@ +name: K8sBroadcaster CD + +on: + push: + tags: + - "v*.*.*" + +permissions: + contents: read + packages: write + +env: + REGISTRY: ghcr.io + APP_NAME: k8s_broadcaster + +jobs: + build-publish-image: + name: "Build and publish image" + runs-on: ubuntu-latest + steps: + - name: Checkout the code + uses: actions/checkout@v4 + with: + sparse-checkout: ${{ env.APP_NAME }} + + - name: Set up Docker Buildx + uses: docker/setup-buildx-action@v2 + + - name: Login to Container Registry + uses: docker/login-action@v2 + with: + registry: ${{ env.REGISTRY }} + username: ${{ github.actor }} + password: ${{ secrets.GITHUB_TOKEN }} + + - name: Extract metadata (tags, labels) for Docker + id: meta + uses: docker/metadata-action@v4 + with: + images: ${{ env.REGISTRY }}/${{ github.repository }}/${{ env.APP_NAME }} + tags: type=match,pattern=${{ env.APP_NAME }}-v(.*),group=1 + + - name: Build and push Docker image + uses: docker/build-push-action@v4 + with: + context: ./${{ env.APP_NAME }} + platforms: linux/amd64 + push: true + tags: ${{ steps.meta.outputs.tags }} + cache-from: type=gha + cache-to: type=gha,mode=max + + \ No newline at end of file diff --git a/.github/workflows/k8s_broadcaster_ci.yml b/.github/workflows/k8s_broadcaster_ci.yml new file mode 100644 index 0000000..e69de29 diff --git a/k8s_broadcaster/Dockerfile b/k8s_broadcaster/Dockerfile new file mode 100644 index 0000000..a82e5d1 --- /dev/null +++ b/k8s_broadcaster/Dockerfile @@ -0,0 +1,105 @@ +# Find eligible builder and runner images on Docker Hub. We use Ubuntu/Debian +# instead of Alpine to avoid DNS resolution issues in production. +# +# https://hub.docker.com/r/hexpm/elixir/tags?page=1&name=ubuntu +# https://hub.docker.com/_/ubuntu?tab=tags +# +# This file is based on these images: +# +# - https://hub.docker.com/r/hexpm/elixir/tags - for the build image +# - https://hub.docker.com/_/debian?tab=tags&page=1&name=bullseye-20231009-slim - for the release image +# - https://pkgs.org/ - resource for finding needed packages +# - Ex: hexpm/elixir:1.16.0-erlang-26.2.1-debian-bullseye-20231009-slim +# +ARG ELIXIR_VERSION=1.17.2 +ARG OTP_VERSION=27.0.1 +ARG DEBIAN_VERSION=bookworm-20240701-slim + +ARG BUILDER_IMAGE="hexpm/elixir:${ELIXIR_VERSION}-erlang-${OTP_VERSION}-debian-${DEBIAN_VERSION}" +ARG RUNNER_IMAGE="debian:${DEBIAN_VERSION}" + +FROM ${BUILDER_IMAGE} AS builder + +ARG TARGETPLATFORM +RUN echo "Building for $TARGETPLATFORM" + +# install build dependencies +RUN apt-get update -y && apt-get install -y build-essential git pkg-config libssl-dev +# ex_srtp doesn't include precompiled libsrtp2 for ARM64 linux +RUN if [ "$TARGETPLATFORM" = "linux/arm64" ]; then apt-get install -y libsrtp2-dev; fi +RUN apt-get clean && rm -f /var/lib/apt/lists/*_* + +# prepare build dir +WORKDIR /app + +# install hex + rebar +RUN mix local.hex --force && \ + mix local.rebar --force + +# set build ENV +ENV MIX_ENV="prod" + +# install mix dependencies +COPY mix.exs mix.lock ./ +RUN mix deps.get --only $MIX_ENV +RUN mkdir config + +# copy compile-time config files before we compile dependencies +# to ensure any relevant config change will trigger the dependencies +# to be re-compiled. +COPY config/config.exs config/${MIX_ENV}.exs config/ +RUN mix deps.compile + +COPY priv priv + +COPY lib lib + +COPY assets assets + +# compile assets +RUN mix assets.deploy + +# Compile the release +RUN mix compile + +# Changes to config/runtime.exs don't require recompiling the code +COPY config/runtime.exs config/ + +COPY rel rel +RUN mix release + +# start a new build stage so that the final image will only contain +# the compiled release and other runtime necessities +FROM ${RUNNER_IMAGE} + +ARG TARGETPLATFORM +RUN echo "Building for $TARGETPLATFORM" + +RUN apt-get update -y && apt-get install -y libstdc++6 openssl libncurses5 locales ca-certificates +RUN if [ "$TARGETPLATFORM" = "linux/arm64" ]; then apt-get install -y libsrtp2-dev; fi +RUN apt-get clean && rm -f /var/lib/apt/lists/*_* + +# Set the locale +RUN sed -i '/en_US.UTF-8/s/^# //g' /etc/locale.gen && locale-gen + +ENV LANG=en_US.UTF-8 +ENV LANGUAGE=en_US:en +ENV LC_ALL=en_US.UTF-8 + +WORKDIR "/app" +RUN chown nobody /app + +# set runner ENV +ENV MIX_ENV="prod" + +# Only copy the final release from the build stage +COPY --from=builder --chown=nobody:root /app/_build/${MIX_ENV}/rel/k8s_broadcaster ./ + +USER nobody + +# If using an environment that doesn't automatically reap zombie processes, it is +# advised to add an init process such as tini via `apt-get install` +# above and adding an entrypoint. See https://github.com/krallin/tini for details +# ENTRYPOINT ["/tini", "--"] + +CMD ["/app/bin/server"] diff --git a/k8s_broadcaster/assets/css/app.css b/k8s_broadcaster/assets/css/app.css index 378c8f9..d78d323 100644 --- a/k8s_broadcaster/assets/css/app.css +++ b/k8s_broadcaster/assets/css/app.css @@ -3,3 +3,23 @@ @import "tailwindcss/utilities"; /* This file is for your main application CSS */ + +::-webkit-scrollbar { + display: none; +} + +.details { + padding: 5px 0px; +} + +summary { + color: #0d0d0d; + align-items: center; + padding-bottom: 5px; + justify-content: space-between; +} + +.summary-content { + color: #606060; + padding: 5px 0px; +} \ No newline at end of file diff --git a/k8s_broadcaster/assets/js/app.js b/k8s_broadcaster/assets/js/app.js index d5e278a..5c6a09d 100644 --- a/k8s_broadcaster/assets/js/app.js +++ b/k8s_broadcaster/assets/js/app.js @@ -16,29 +16,38 @@ // // Include phoenix_html to handle method=PUT/DELETE in forms and buttons. -import "phoenix_html" +import 'phoenix_html'; // Establish Phoenix Socket and LiveView configuration. -import {Socket} from "phoenix" -import {LiveSocket} from "phoenix_live_view" -import topbar from "../vendor/topbar" +import { Socket } from 'phoenix'; +import { LiveSocket } from 'phoenix_live_view'; +import topbar from '../vendor/topbar'; -let csrfToken = document.querySelector("meta[name='csrf-token']").getAttribute("content") -let liveSocket = new LiveSocket("/live", Socket, { +import { Home } from './home.js'; +import { Panel } from './panel.js'; + +let Hooks = {}; +Hooks.Home = Home; +Hooks.Panel = Panel; + +let csrfToken = document + .querySelector("meta[name='csrf-token']") + .getAttribute('content'); +let liveSocket = new LiveSocket('/live', Socket, { longPollFallbackMs: 2500, - params: {_csrf_token: csrfToken} -}) + params: { _csrf_token: csrfToken }, + hooks: Hooks, +}); // Show progress bar on live navigation and form submits -topbar.config({barColors: {0: "#29d"}, shadowColor: "rgba(0, 0, 0, .3)"}) -window.addEventListener("phx:page-loading-start", _info => topbar.show(300)) -window.addEventListener("phx:page-loading-stop", _info => topbar.hide()) +topbar.config({ barColors: { 0: '#29d' }, shadowColor: 'rgba(0, 0, 0, .3)' }); +window.addEventListener('phx:page-loading-start', (_info) => topbar.show(300)); +window.addEventListener('phx:page-loading-stop', (_info) => topbar.hide()); // connect if there are any LiveViews on the page -liveSocket.connect() +liveSocket.connect(); // expose liveSocket on window for web console debug logs and latency simulation: // >> liveSocket.enableDebug() // >> liveSocket.enableLatencySim(1000) // enabled for duration of browser session // >> liveSocket.disableLatencySim() -window.liveSocket = liveSocket - +window.liveSocket = liveSocket; diff --git a/k8s_broadcaster/assets/js/home.js b/k8s_broadcaster/assets/js/home.js new file mode 100644 index 0000000..a6a8549 --- /dev/null +++ b/k8s_broadcaster/assets/js/home.js @@ -0,0 +1,366 @@ +import { Socket, Presence } from 'phoenix'; + +import { WHEPClient } from './whep-client.js'; + +const settingsToggler = document.getElementById('settings-toggler'); +const viewercount = document.getElementById('viewercount'); +const settings = document.getElementById('settings'); +const videoQuality = document.getElementById('video-quality'); +const videoPlayerWrapper = document.getElementById('videoplayer-wrapper'); +const videoPlayerGrid = document.getElementById('videoplayer-grid'); +const statusMessage = document.getElementById('status-message'); + +const whepEndpointBase = `${window.location.origin}/api/whep`; +const inputsData = new Map(); +const stats = { + time: document.getElementById('time'), + audioBitrate: document.getElementById('audio-bitrate'), + videoBitrate: document.getElementById('video-bitrate'), + frameWidth: document.getElementById('frame-width'), + frameHeight: document.getElementById('frame-height'), + fps: document.getElementById('fps'), + keyframesDecoded: document.getElementById('keyframes-decoded'), + pliCount: document.getElementById('pli-count'), + packetLoss: document.getElementById('packet-loss'), + avgJitterBufferDelay: document.getElementById('avg-jitter-buffer-delay'), + freezeCount: document.getElementById('freeze-count'), + freezeDuration: document.getElementById('freeze-duration') +}; + +let defaultLayer = 'h'; +let url; +let inputId; + +const button1 = document.getElementById('button-1'); +const button2 = document.getElementById('button-2'); +const button3 = document.getElementById('button-3'); +const buttonAuto = document.getElementById('button-auto'); + +async function connectSignaling(socket) { + const channel = socket.channel('k8s_broadcaster:signaling'); + + const presence = new Presence(channel); + presence.onSync(() => (viewercount.innerText = presence.list().length)); + + + channel.on('input_added', ({ id: id }) => { + console.log('New input:', id); + inputId = id; + connectInput(); + }); + + channel.on('input_removed', ({ id: id }) => { + console.log('Input removed:', id); + removeInput(); + }); + + channel + .join() + .receive('ok', () => { + console.log('Joined signaling channel successfully'); + statusMessage.innerText = 'Connected. Waiting for the stream to begin...'; + statusMessage.classList.remove('hidden'); + }) + .receive('error', (resp) => { + console.error('Unable to join signaling channel', resp); + statusMessage.innerText = 'Unable to join the stream, try again in a few minutes'; + statusMessage.classList.remove('hidden'); + }); +} + +async function connectInput() { + + let whepEndpoint; + if (url) { + whepEndpoint = url + 'api/whep?inputId=' + inputId; + } else { + whepEndpoint = whepEndpointBase + '?inputId=' + inputId; + } + + console.log("Trying to connect to: ", whepEndpoint); + + if (inputId) { + removeInput(); + } + + const pcConfigUrl = (url || window.location.origin) + '/api/pc-config' + const response = await fetch(pcConfigUrl, { + method: 'GET', + cache: 'no-cache', + }); + const pcConfig = await response.json(); + console.log('Fetched PC config from server: ', pcConfig) + + const whepClient = new WHEPClient(whepEndpoint, pcConfig); + + const inputData = { + whepClient: whepClient, + videoPlayer: undefined, + }; + inputsData.set(inputId, inputData); + + whepClient.id = inputId; + + whepClient.onstream = (stream) => { + console.log(`[${inputId}]: Creating new video element`); + + const videoPlayer = document.createElement('video'); + videoPlayer.srcObject = stream; + videoPlayer.autoplay = true; + videoPlayer.controls = true; + videoPlayer.muted = true; + videoPlayer.className = 'rounded-xl w-full h-full object-cover bg-black'; + + videoPlayerGrid.appendChild(videoPlayer); + inputData.videoPlayer = videoPlayer; + updateVideoGrid(); + statusMessage.classList.add('hidden'); + }; + + whepClient.onconnected = () => { + whepClient.changeLayer(defaultLayer); + + if (whepClient.pc.connectionState === "connected") { + stats.startTime = new Date(); + stats.intervalId = setInterval(async function () { + if (!whepClient.pc) { + clearInterval(stats.intervalId); + stats.intervalId = undefined; + return; + } + + stats.time.innerText = toHHMMSS(new Date() - stats.startTime); + + let bitrate; + + (await whepClient.pc.getStats(null)).forEach((report) => { + if (report.type === "inbound-rtp" && report.kind === "video") { + if (!stats.lastVideoReport) { + bitrate = (report.bytesReceived * 8) / 1000; + } else { + const timeDiff = + (report.timestamp - stats.lastVideoReport.timestamp) / 1000; + if (timeDiff == 0) { + // this should never happen as we are getting stats every second + bitrate = 0; + } else { + bitrate = + ((report.bytesReceived - stats.lastVideoReport.bytesReceived) * + 8) / + timeDiff; + } + } + + stats.videoBitrate.innerText = (bitrate / 1000).toFixed(); + stats.frameWidth.innerText = report.frameWidth; + stats.frameHeight.innerText = report.frameHeight; + stats.fps.innerText = report.framesPerSecond; + stats.keyframesDecoded.innerText = report.keyFramesDecoded; + stats.pliCount.innerText = report.pliCount; + stats.avgJitterBufferDelay.innerText = report.jitterBufferDelay * 1000 / report.jitterBufferEmittedCount; + stats.freezeCount.innerText = report.freezeCount; + stats.freezeDuration.innerText = report.totalFreezesDuration; + stats.lastVideoReport = report; + } else if ( + report.type === "inbound-rtp" && + report.kind === "audio" + ) { + if (!stats.lastAudioReport) { + bitrate = report.bytesReceived; + } else { + const timeDiff = + (report.timestamp - stats.lastAudioReport.timestamp) / 1000; + if (timeDiff == 0) { + // this should never happen as we are getting stats every second + bitrate = 0; + } else { + bitrate = + ((report.bytesReceived - stats.lastAudioReport.bytesReceived) * + 8) / + timeDiff; + } + } + + stats.audioBitrate.innerText = (bitrate / 1000).toFixed(); + stats.lastAudioReport = report; + } + }); + + let packetsLost = 0; + let packetsReceived = 0; + // calculate packet loss + if (stats.lastAudioReport) { + packetsLost += stats.lastAudioReport.packetsLost; + packetsReceived += stats.lastAudioReport.packetsReceived; + } + + if (stats.lastVideoReport) { + packetsLost += stats.lastVideoReport.packetsLost; + packetsReceived += stats.lastVideoReport.packetsReceived; + + } + + if (packetsReceived == 0) { + stats.packetLoss.innerText = 0; + } else { + stats.packetLoss.innerText = (packetsLost / packetsReceived * 100).toFixed(2); + } + + + }, 1000); + } else if (view.pc.connectionState === "failed") { + } + }; + + whepClient.connect(); +} + +async function removeInput() { + const inputData = inputsData.get(inputId); + inputsData.delete(inputId); + + if (inputData) { + inputData.whepClient.disconnect(); + + if (inputData.videoPlayer) { + videoPlayerGrid.removeChild(inputData.videoPlayer); + updateVideoGrid(); + } + } + + if (inputsData.size === 0) { + statusMessage.innerText = 'Connected. Waiting for the stream to begin...'; + statusMessage.classList.remove('hidden'); + } + + clearInterval(stats.intervalId); + stats.lastAudioReport = null; + stats.lastVideoReport = null; + stats.time.innerText = 0; + stats.audioBitrate.innerText = 0; + stats.videoBitrate.innerText = 0; + stats.frameWidth.innerText = 0; + stats.frameHeight.innerText = 0; + stats.fps.innerText = 0; + stats.keyframesDecoded.innerText = 0; + stats.pliCount.innerText = 0; + stats.packetLoss.innerText = 0; + stats.avgJitterBufferDelay.innerText = 0; + stats.freezeCount.innerText = 0; + stats.freezeDuration.innerText = 0; + +} + +async function setDefaultLayer(layer) { + if (defaultLayer !== layer) { + defaultLayer = layer; + for (const { whepClient: whepClient } of inputsData.values()) { + whepClient.changeLayer(layer); + } + } +} + +function toggleBox(element, other) { + if (window.getComputedStyle(element).display === 'none') { + // For screen's width lower than 1024, + // eiter show video player or chat at the same time. + if (window.innerWidth < 1024) { + element.classList.add('flex'); + element.classList.remove('hidden', 'lg:flex'); + other.classList.add('hidden'); + other.classList.remove('flex', 'lg:flex'); + videoPlayerWrapper.classList.remove('block'); + videoPlayerWrapper.classList.add('hidden', 'lg:block'); + } else { + element.classList.add('lg:flex', 'hidden'); + element.classList.remove('flex'); + other.classList.add('hidden'); + other.classList.remove('flex', 'lg:flex'); + videoPlayerWrapper.classList.remove('hidden', 'lg:block'); + videoPlayerWrapper.classList.add('block'); + } + } else { + element.classList.add('hidden'); + element.classList.remove('flex', 'lg:flex'); + videoPlayerWrapper.classList.remove('hidden', 'lg:block'); + videoPlayerWrapper.classList.add('block'); + } +} + +function updateVideoGrid() { + const videoCount = videoPlayerGrid.children.length; + + let columns; + if (videoCount <= 1) { + columns = 'grid-cols-1'; + } else if (videoCount <= 4) { + columns = 'grid-cols-2'; + } else if (videoCount <= 9) { + columns = 'grid-cols-3'; + } else if (videoCount <= 16) { + columns = 'grid-cols-4'; + } else { + columns = 'grid-cols-5'; + } + + videoPlayerGrid.classList.remove( + 'grid-cols-1', + 'grid-cols-2', + 'grid-cols-3', + 'grid-cols-4', + 'grid-cols-5' + ); + videoPlayerGrid.classList.add(columns); +} + +function toHHMMSS(milliseconds) { + // Calculate hours + let hours = Math.floor(milliseconds / (1000 * 60 * 60)); + // Calculate minutes, subtracting the hours part + let minutes = Math.floor((milliseconds % (1000 * 60 * 60)) / (1000 * 60)); + // Calculate seconds, subtracting the hours and minutes parts + let seconds = Math.floor((milliseconds % (1000 * 60)) / 1000); + + // Formatting each unit to always have at least two digits + hours = hours < 10 ? "0" + hours : hours; + minutes = minutes < 10 ? "0" + minutes : minutes; + seconds = seconds < 10 ? "0" + seconds : seconds; + + return hours + ":" + minutes + ":" + seconds; + } + +export const Home = { + mounted() { + const socket = new Socket('/socket', { + params: { token: window.userToken }, + }); + socket.connect(); + + connectSignaling(socket); + + //videoQuality.onchange = () => setDefaultLayer(videoQuality.value); + + settingsToggler.onclick = () => toggleBox(settings, chat); + + button1.onclick = () => { + url = button1.value + console.log(url); + connectInput(); + }; + + button2.onclick = () => { + url = button2.value + connectInput(); + }; + + button3.onclick = () => { + url = button3.value + connectInput(); + }; + + buttonAuto.onclick = () => { + url = buttonAuto.value + connectInput(); + }; + }, +}; diff --git a/k8s_broadcaster/assets/js/panel.js b/k8s_broadcaster/assets/js/panel.js new file mode 100644 index 0000000..0559f1e --- /dev/null +++ b/k8s_broadcaster/assets/js/panel.js @@ -0,0 +1,437 @@ +import { Socket } from 'phoenix'; + +const audioDevices = document.getElementById('audioDevices'); +const videoDevices = document.getElementById('videoDevices'); +const serverUrl = document.getElementById('serverUrl'); +const serverToken = document.getElementById('serverToken'); +const button = document.getElementById('button'); +const previewPlayer = document.getElementById('previewPlayer'); +const highVideoBitrate = document.getElementById('highVideoBitrate'); +const mediumVideoBitrate = document.getElementById('mediumVideoBitrate'); +const lowVideoBitrate = document.getElementById('lowVideoBitrate'); +const echoCancellation = document.getElementById('echoCancellation'); +const autoGainControl = document.getElementById('autoGainControl'); +const noiseSuppression = document.getElementById('noiseSuppression'); +const saveAudioConfigButton = document.getElementById('save-audio-config'); + +const audioBitrate = document.getElementById('audio-bitrate'); +const videoBitrate = document.getElementById('video-bitrate'); +const packetLoss = document.getElementById('packet-loss'); +const time = document.getElementById('time'); +const statusOff = document.getElementById('status-off'); +const statusOn = document.getElementById('status-on'); + +let lastAudioReport = undefined; +let lastVideoReport = undefined; +let statsIntervalId = undefined; +let startTime = undefined; + +const mediaConstraints = { + video: { + width: { ideal: 1280 }, + height: { ideal: 720 }, + frameRate: { ideal: 24 }, + }, + audio: true, +}; + +let localStream = undefined; +let pc = undefined; + + +let pcConfig; +const pcConfigData = document.body.getAttribute('data-pcConfig'); +if (pcConfigData) { + pcConfig = JSON.parse(pcConfigData); +} else { + pcConfig = {}; +} + + +async function setupStream() { + if (localStream != undefined) { + closeStream(); + } + + const videoDevice = videoDevices.value; + const audioDevice = audioDevices.value; + + console.log( + `Setting up stream: audioDevice: ${audioDevice}, videoDevice: ${videoDevice}` + ); + + localStream = await navigator.mediaDevices.getUserMedia({ + video: { + deviceId: { exact: videoDevice }, + width: { ideal: 1280 }, + height: { ideal: 720 }, + }, + audio: { + deviceId: { exact: audioDevice }, + echoCancellation: echoCancellation.checked, + autoGainControl: autoGainControl.checked, + noiseSuppression: noiseSuppression.checked, + }, + }); + + console.log(`Obtained stream with id: ${localStream.id}`); + + previewPlayer.srcObject = localStream; +} + +function closeStream() { + if (localStream != undefined) { + console.log(`Closing stream with id: ${localStream.id}`); + localStream.getTracks().forEach((track) => track.stop()); + localStream = undefined; + } +} + +function bindControls() { + audioDevices.onchange = setupStream; + videoDevices.onchange = setupStream; + button.onclick = startStreaming; +} + +function disableControls() { + audioDevices.disabled = true; + videoDevices.disabled = true; + serverUrl.disabled = true; + serverToken.disabled = true; + saveAudioConfigButton.disabled = true; + highVideoBitrate.disabled = true; + mediumVideoBitrate.disabled = true; + lowVideoBitrate.disabled = true; + echoCancellation.disabled = true; + autoGainControl.disabled = true; + noiseSuppression.disabled = true; +} + +function enableControls() { + audioDevices.disabled = false; + videoDevices.disabled = false; + serverUrl.disabled = false; + serverToken.disabled = false; + saveAudioConfigButton.disabled = false; + highVideoBitrate.disabled = false; + mediumVideoBitrate.disabled = false; + lowVideoBitrate.disabled = false; + echoCancellation.disabled = false; + autoGainControl.disabled = false; + noiseSuppression.disabled = false; +} + +async function startStreaming() { + disableControls(); + + const pcConfigUrl = window.location.origin + '/api/pc-config' + const response = await fetch(pcConfigUrl, { + method: 'GET', + cache: 'no-cache', + }); + const pcConfig = await response.json(); + console.log('Fetched PC config from server: ', pcConfig) + + const candidates = []; + let patchEndpoint = undefined; + pc = new RTCPeerConnection(pcConfig); + + pc.onicegatheringstatechange = () => + console.log('Gathering state change:', pc.iceGatheringState); + pc.onconnectionstatechange = () => { + console.log('Connection state change:', pc.connectionState); + if (pc.connectionState === 'connected') { + startTime = new Date(); + setStatusIcon(true); + + statsIntervalId = setInterval(async function () { + if (!pc) { + clearInterval(statsIntervalId); + statsIntervalId = undefined; + return; + } + + time.innerText = toHHMMSS(new Date() - startTime); + + const stats = await pc.getStats(null); + + let audioReport; + let videoReport = { + timestamp: undefined, + bytesSent: 0, + packetsSent: 0, + retransmittedPacketsSent: 0, + nackCount: 0, + }; + + stats.forEach((report) => { + if (report.type === 'outbound-rtp' && report.kind === 'video') { + videoReport.timestamp = report.timestamp; + videoReport.bytesSent += report.bytesSent; + videoReport.packetsSent += report.packetsSent; + videoReport.retransmittedPacketsSent += + report.retransmittedPacketsSent; + videoReport.nackCount += report.nackCount; + } else if ( + report.type === 'outbound-rtp' && + report.kind === 'audio' + ) { + audioReport = report; + } + }); + + // calculate bitrates + let bitrate; + if (!lastVideoReport) { + bitrate = (videoReport.bytesSent * 8) / 1000; + } else { + const timeDiff = + (videoReport.timestamp - lastVideoReport.timestamp) / 1000; + if (timeDiff == 0) { + // this should never happen as we are getting stats every second + bitrate = 0; + } else { + bitrate = + ((videoReport.bytesSent - lastVideoReport.bytesSent) * 8) / + timeDiff; + } + } + + videoBitrate.innerText = (bitrate / 1000).toFixed(); + lastVideoReport = videoReport; + + if (!lastAudioReport) { + bitrate = audioReport.bytesSent; + } else { + const timeDiff = + (audioReport.timestamp - lastAudioReport.timestamp) / 1000; + if (timeDiff == 0) { + // this should never happen as we are getting stats every second + bitrate = 0; + } else { + bitrate = + ((audioReport.bytesSent - lastAudioReport.bytesSent) * 8) / + timeDiff; + } + } + + audioBitrate.innerText = (bitrate / 1000).toFixed(); + lastAudioReport = audioReport; + + // calculate packet loss + if (!lastAudioReport || !lastVideoReport) { + packetLoss.innerText = 0; + } else { + const packetsSent = + lastVideoReport.packetsSent + lastAudioReport.packetsSent; + const rtxPacketsSent = + lastVideoReport.retransmittedPacketsSent + + lastAudioReport.retransmittedPacketsSent; + const nackReceived = + lastVideoReport.nackCount + lastAudioReport.nackCount; + + if (nackReceived == 0) { + packetLoss.innerText = 0; + } else { + packetLoss.innerText = ( + (nackReceived / (packetsSent - rtxPacketsSent)) * + 100 + ).toFixed(); + } + } + }, 1000); + } else if (pc.connectionState === 'disconnected') { + console.warn('Peer connection state changed to `disconnected`'); + } else if (pc.connectionState === 'failed') { + console.error('Peer connection state changed to `failed`'); + stopStreaming(); + } + }; + + pc.onicecandidate = (event) => { + if (event.candidate == null) { + return; + } + + const candidate = JSON.stringify(event.candidate); + if (patchEndpoint === undefined) { + candidates.push(candidate); + } else { + sendCandidate(patchEndpoint, candidate); + } + }; + + pc.addTrack(localStream.getAudioTracks()[0], localStream); + const { sender: videoSender } = pc.addTransceiver( + localStream.getVideoTracks()[0], + { + streams: [localStream], + sendEncodings: [ + { rid: 'h', maxBitrate: 1500 * 1024 }, + { rid: 'm', scaleResolutionDownBy: 2, maxBitrate: 600 * 1024 }, + { rid: 'l', scaleResolutionDownBy: 4, maxBitrate: 300 * 1024 }, + ], + } + ); + + // limit max bitrate + const params = videoSender.getParameters(); + params.encodings.find((e) => e.rid === 'h').maxBitrate = + parseInt(highVideoBitrate.value) * 1024; + params.encodings.find((e) => e.rid === 'm').maxBitrate = + parseInt(mediumVideoBitrate.value) * 1024; + params.encodings.find((e) => e.rid === 'l').maxBitrate = + parseInt(lowVideoBitrate.value) * 1024; + await videoSender.setParameters(params); + + const offer = await pc.createOffer(); + await pc.setLocalDescription(offer); + + try { + const response = await fetch(serverUrl.value, { + method: 'POST', + cache: 'no-cache', + headers: { + Accept: 'application/sdp', + 'Content-Type': 'application/sdp', + Authorization: `Bearer ${serverToken.value}`, + }, + body: offer.sdp, + }); + + if (response.status == 201) { + patchEndpoint = response.headers.get('location'); + console.log('Successfully initialized WHIP connection'); + + for (const candidate of candidates) { + sendCandidate(patchEndpoint, candidate); + } + + const sdp = await response.text(); + await pc.setRemoteDescription({ type: 'answer', sdp: sdp }); + button.innerText = 'Stop Streaming'; + button.onclick = stopStreaming; + } else { + console.error('Request to server failed with response:', response); + pc.close(); + pc = undefined; + enableControls(); + } + } catch (err) { + console.error(err); + pc.close(); + pc = undefined; + enableControls(); + } +} + +async function sendCandidate(patchEndpoint, candidate) { + const response = await fetch(patchEndpoint, { + method: 'PATCH', + cache: 'no-cache', + headers: { + 'Content-Type': 'application/trickle-ice-sdpfrag', + }, + body: candidate, + }); + + if (response.status === 204) { + console.log(`Successfully sent ICE candidate:`, candidate); + } else { + console.error( + `Failed to send ICE, status: ${response.status}, candidate:`, + candidate + ); + } +} +function stopStreaming() { + pc.close(); + pc = undefined; + + resetStats(); + enableControls(); + + button.innerText = 'Start Streaming'; + button.onclick = startStreaming; +} + +function resetStats() { + startTime = undefined; + lastAudioReport = undefined; + lastVideoReport = undefined; + audioBitrate.innerText = 0; + videoBitrate.innerText = 0; + packetLoss.innerText = 0; + time.innerText = '00:00:00'; + setStatusIcon(false); +} + +function toHHMMSS(milliseconds) { + // Calculate hours + let hours = Math.floor(milliseconds / (1000 * 60 * 60)); + // Calculate minutes, subtracting the hours part + let minutes = Math.floor((milliseconds % (1000 * 60 * 60)) / (1000 * 60)); + // Calculate seconds, subtracting the hours and minutes parts + let seconds = Math.floor((milliseconds % (1000 * 60)) / 1000); + + // Formatting each unit to always have at least two digits + hours = hours < 10 ? '0' + hours : hours; + minutes = minutes < 10 ? '0' + minutes : minutes; + seconds = seconds < 10 ? '0' + seconds : seconds; + + return hours + ':' + minutes + ':' + seconds; +} + +function setStatusIcon(isOn) { + if (isOn) { + statusOff.classList.add('hidden'); + statusOn.classList.remove('hidden'); + } else { + statusOn.classList.add('hidden'); + statusOff.classList.remove('hidden'); + } +} + +async function run() { + // ask for permissions + localStream = await navigator.mediaDevices.getUserMedia(mediaConstraints); + + console.log(`Obtained stream with id: ${localStream.id}`); + + // enumerate devices + const devices = await navigator.mediaDevices.enumerateDevices(); + devices.forEach((device) => { + if (device.kind === 'videoinput') { + videoDevices.options[videoDevices.options.length] = new Option( + device.label, + device.deviceId + ); + } else if (device.kind === 'audioinput') { + audioDevices.options[audioDevices.options.length] = new Option( + device.label, + device.deviceId + ); + } + }); + + // for some reasons, firefox loses labels after closing the stream + // so we close it after filling audio/video devices selects + closeStream(); + + // setup preview + await setupStream(); + + // bind buttons + bindControls(); +} + +export const Panel = { + mounted() { + const socket = new Socket('/socket', { + params: { token: window.userToken }, + }); + socket.connect(); + + run(); + }, +}; diff --git a/k8s_broadcaster/assets/js/whep-client.js b/k8s_broadcaster/assets/js/whep-client.js new file mode 100644 index 0000000..1d65123 --- /dev/null +++ b/k8s_broadcaster/assets/js/whep-client.js @@ -0,0 +1,140 @@ +export class WHEPClient { + constructor(url, pcConfig = {}) { + this.url = url; + this.id = 'WHEP Client'; + this.pc = undefined; + this.patchEndpoint = undefined; + this.onstream = undefined; + this.onconnected = undefined; + this.pcConfig = pcConfig; + } + + async connect() { + const candidates = []; + const pc = new RTCPeerConnection(this.pcConfig); + this.pc = pc; + + pc.ontrack = (event) => { + if (event.track.kind == 'video') { + console.log(`[${this.id}]: Video track added`); + + if (this.onstream) { + this.onstream(event.streams[0]); + } + } else { + // Audio tracks are associated with the stream (`event.streams[0]`) and require no separate actions + console.log(`[${this.id}]: Audio track added`); + } + }; + + pc.onicegatheringstatechange = () => + console.log( + `[${this.id}]: Gathering state change:`, + pc.iceGatheringState + ); + + pc.onconnectionstatechange = () => { + console.log(`[${this.id}]: Connection state change:`, pc.connectionState); + if (pc.connectionState === 'connected' && this.onconnected) { + this.onconnected(); + } + }; + + pc.onicecandidate = (event) => { + if (event.candidate == null) { + return; + } + + const candidate = JSON.stringify(event.candidate); + if (this.patchEndpoint === undefined) { + candidates.push(candidate); + } else { + this.sendCandidate(candidate); + } + }; + + pc.addTransceiver('video', { direction: 'recvonly' }); + pc.addTransceiver('audio', { direction: 'recvonly' }); + + const offer = await pc.createOffer(); + await pc.setLocalDescription(offer); + + const response = await fetch(this.url, { + method: 'POST', + cache: 'no-cache', + headers: { + Accept: 'application/sdp', + 'Content-Type': 'application/sdp', + }, + body: pc.localDescription.sdp, + }); + + if (response.status !== 201) { + console.error( + `[${this.id}]: Failed to initialize WHEP connection, status: ${response.status}` + ); + return; + } + + this.patchEndpoint = response.headers.get('location'); + console.log(`[${this.id}]: Sucessfully initialized WHEP connection`); + + for (const candidate of candidates) { + this.sendCandidate(candidate); + } + + const sdp = await response.text(); + await pc.setRemoteDescription({ type: 'answer', sdp: sdp }); + } + + async disconnect() { + this.pc.close(); + } + + async changeLayer(layer) { + // According to the spec, we should gather the info about available layers from the `layers` event + // emitted in the SSE stream tied to *one* given WHEP session. + // + // However, to simplify the implementation and decrease resource usage, we're assuming each stream + // has the layers with `encodingId` of `h`, `m` and `l`, corresponding to high, medium and low video quality. + // If that's not the case (e.g. the stream doesn't use simulcast), the server returns an error response which we ignore. + // + // Nevertheless, the server supports the `Server Sent Events` and `Video Layer Selection` WHEP extensions, + // and WHEP players other than this site are free to use them. + // + // For more info refer to https://www.ietf.org/archive/id/draft-ietf-wish-whep-01.html#section-4.6.2 + if (this.patchEndpoint) { + const response = await fetch(`${this.patchEndpoint}/layer`, { + method: 'POST', + cache: 'no-cache', + headers: { 'Content-Type': 'application/json' }, + body: JSON.stringify({ encodingId: layer }), + }); + + if (response.status != 200) { + console.warn(`[${this.id}]: Changing layer failed`, response); + } + } + } + + async sendCandidate(candidate) { + const response = await fetch(this.patchEndpoint, { + method: 'PATCH', + cache: 'no-cache', + headers: { + 'Content-Type': 'application/trickle-ice-sdpfrag', + }, + body: candidate, + }); + + if (response.status === 204) { + console.log(`[${this.id}]: Successfully sent ICE candidate:`, candidate); + } else { + console.error( + `[${this.id}]: Failed to send ICE, status: ${response.status}, candidate:`, + candidate + ); + } + } + } + \ No newline at end of file diff --git a/k8s_broadcaster/assets/tailwind.config.js b/k8s_broadcaster/assets/tailwind.config.js index b314ae3..18ae026 100644 --- a/k8s_broadcaster/assets/tailwind.config.js +++ b/k8s_broadcaster/assets/tailwind.config.js @@ -14,7 +14,9 @@ module.exports = { theme: { extend: { colors: { - brand: "#FD4F00", + brand: "#4339AC", + b: "#606060" + } }, }, diff --git a/k8s_broadcaster/config/config.exs b/k8s_broadcaster/config/config.exs index 326dae4..9048b50 100644 --- a/k8s_broadcaster/config/config.exs +++ b/k8s_broadcaster/config/config.exs @@ -51,6 +51,16 @@ config :logger, :console, # Use Jason for JSON parsing in Phoenix config :phoenix, :json_library, Jason +config :mime, :types, %{ + "application/sdp" => ["sdp"], + "application/trickle-ice-sdpfrag" => ["trickle-ice-sdpfrag"] +} + +config :k8s_broadcaster, + whip_token: "example", + admin_username: "admin", + admin_password: "admin" + # Import environment specific config. This must remain at the bottom # of this file so it overrides the configuration defined above. import_config "#{config_env()}.exs" diff --git a/k8s_broadcaster/config/dev.exs b/k8s_broadcaster/config/dev.exs index 345ec98..7778bc3 100644 --- a/k8s_broadcaster/config/dev.exs +++ b/k8s_broadcaster/config/dev.exs @@ -55,7 +55,7 @@ config :k8s_broadcaster, K8sBroadcasterWeb.Endpoint, config :k8s_broadcaster, dev_routes: true # Do not include metadata nor timestamps in development logs -config :logger, :console, format: "[$level] $message\n" +config :logger, :console, level: :info, format: "[$level] $message\n" # Set a higher stacktrace during development. Avoid configuring such # in production as building large stacktraces may be expensive. diff --git a/k8s_broadcaster/config/runtime.exs b/k8s_broadcaster/config/runtime.exs index ab4532c..e630038 100644 --- a/k8s_broadcaster/config/runtime.exs +++ b/k8s_broadcaster/config/runtime.exs @@ -1,5 +1,88 @@ import Config +read_cluster! = fn env -> + case System.get_env(env) do + nil -> + %{reg: nil, url: nil} + + cluster -> + [reg, url] = String.split(cluster, ";") + %{reg: reg, url: url} + end +end + +read_ice_port_range! = fn -> + case System.get_env("ICE_PORT_RANGE") do + nil -> + [0] + + raw_port_range -> + case String.split(raw_port_range, "-", parts: 2) do + [from, to] -> String.to_integer(from)..String.to_integer(to) + _other -> raise "ICE_PORT_RANGE has to be in form of FROM-TO, passed: #{raw_port_range}" + end + end +end + +read_k8s_dist_config! = fn -> + case System.get_env("K8S_SERVICE_NAME") do + nil -> + raise "Distribution mode `k8s` requires setting the env variable K8S_SERVICE_NAME" + + service -> + [ + strategy: Cluster.Strategy.Kubernetes.DNS, + config: [ + application_name: "k8s_broadcaster", + service: service + ] + ] + end +end + +ice_server_config = + %{ + urls: System.get_env("ICE_SERVER_URL") || "stun:stun.l.google.com:19302", + username: System.get_env("ICE_SERVER_USERNAME"), + credential: System.get_env("ICE_SERVER_CREDENTIAL") + } + |> Map.reject(fn {_k, v} -> is_nil(v) end) + +ice_transport_policy = + case System.get_env("ICE_TRANSPORT_POLICY") do + "relay" -> :relay + _other -> :all + end + +pc_config = [ + ice_servers: [ice_server_config], + ice_transport_policy: ice_transport_policy, + ice_port_range: read_ice_port_range!.() +] + +# Cluster info is in form of %{reg: reg, url: url}. +# If not provided, %{reg: nil, url: nil} will be used +# and interpreted as using current window location +cluster_info = + %{ + c0: read_cluster!.("C0"), + c1: read_cluster!.("C1"), + c2: read_cluster!.("C2"), + c3: read_cluster!.("C3") + } + |> IO.inspect() + +dist_config = + case System.get_env("DISTRIBUTION_MODE") do + "k8s" -> read_k8s_dist_config!.() + _else -> nil + end + +config :k8s_broadcaster, + cluster_info: cluster_info, + pc_config: pc_config, + dist_config: dist_config + # config/runtime.exs is executed for all environments, including # during releases. It is executed after compilation and before the # system starts, so it is typically used to load production configuration @@ -50,6 +133,19 @@ if config_env() == :prod do ], secret_key_base: secret_key_base + whip_token = System.get_env("WHIP_TOKEN") || raise "Environment variable WHIP_TOKEN is missing." + + admin_username = + System.get_env("ADMIN_USERNAME") || raise "Environment variable ADMIN_USERNAME is missing." + + admin_password = + System.get_env("ADMIN_PASSWORD") || raise "Environment variable ADMIN_PASSWORD is missing." + + config :k8s_broadcaster, + whip_token: whip_token, + admin_username: admin_username, + admin_password: admin_password + # ## SSL Support # # To get SSL working, you will need to add the `https` key diff --git a/k8s_broadcaster/kubernetes.yaml b/k8s_broadcaster/kubernetes.yaml new file mode 100644 index 0000000..234fa5b --- /dev/null +++ b/k8s_broadcaster/kubernetes.yaml @@ -0,0 +1,77 @@ +apiVersion: v1 +kind: Service +metadata: + name: k8sbroadcaster-headless +spec: + selector: + app: k8sbroadcaster + type: ClusterIP + clusterIP: None +--- +apiVersion: v1 +kind: Service +metadata: + name: k8sbroadcaster-external +spec: + selector: + app: k8sbroadcaster + type: LoadBalancer + ports: + - port: 8080 + targetPort: 4000 + protocol: TCP + name: http +--- +apiVersion: apps/v1 +kind: Deployment +metadata: + name: k8sbroadcaster + namespace: default +spec: + replicas: 2 + selector: + matchLabels: + app: k8sbroadcaster + template: + metadata: + labels: + app: k8sbroadcaster + spec: + containers: + - name: k8sbroadcaster + # image: ghcr.io/elixir-webrtc/apps/k8s_broadcaster:latest + image: k8s_broadcaster:dev + imagePullPolicy: Never + ports: + - name: http + containerPort: 4000 + protocol: TCP + env: + - name: POD_IP + valueFrom: + fieldRef: + fieldPath: status.podIP + - name: DISTRIBUTION_MODE + value: k8s + - name: K8S_SERVICE_NAME + value: k8sbroadcaster-headless + # - name: ICE_SERVER_URL + # value: turn:turn.example.org:3478?transport=udp + # - name: ICE_SERVER_USERNAME + # value: user-1 + # - name: ICE_SERVER_CREDENTIAL + # value: pass-1 + # - name: ICE_TRANSPORT_POLICY + # value: relay + - name: ICE_PORT_RANGE + value: 51000-52000 + - name: SECRET_KEY_BASE + value: u1gYGbDNgA5RwdKGFe9CdK+5qLCVROAHZAFPgUVlcmjTEGdvpXqgYW9qFjLQvxZO + - name: PHX_HOST + value: localhost + - name: ADMIN_USERNAME + value: admin + - name: ADMIN_PASSWORD + value: admin + - name: WHIP_TOKEN + value: token diff --git a/k8s_broadcaster/lib/k8s_broadcaster/application.ex b/k8s_broadcaster/lib/k8s_broadcaster/application.ex index 2b2a867..f7bc444 100644 --- a/k8s_broadcaster/lib/k8s_broadcaster/application.ex +++ b/k8s_broadcaster/lib/k8s_broadcaster/application.ex @@ -5,17 +5,39 @@ defmodule K8sBroadcaster.Application do use Application + @version Mix.Project.config()[:version] + + @spec version() :: String.t() + def version(), do: @version + + @spec cluster(:c0 | :c1 | :c2 | :c3) :: map() + def cluster(name), + do: Application.fetch_env!(:k8s_broadcaster, :cluster_info) |> Map.fetch!(name) + @impl true def start(_type, _args) do - children = [ - K8sBroadcasterWeb.Telemetry, - {DNSCluster, query: Application.get_env(:k8s_broadcaster, :dns_cluster_query) || :ignore}, - {Phoenix.PubSub, name: K8sBroadcaster.PubSub}, - # Start a worker by calling: K8sBroadcaster.Worker.start_link(arg) - # {K8sBroadcaster.Worker, arg}, - # Start to serve requests, typically the last entry - K8sBroadcasterWeb.Endpoint - ] + dist_config = + case Application.fetch_env!(:k8s_broadcaster, :dist_config) do + nil -> + nil + + config -> + {Cluster.Supervisor, [[cluster: config], [name: K8sBroadcaster.ClusterSupervisor]]} + end + + children = + [ + K8sBroadcasterWeb.Telemetry, + {DNSCluster, query: Application.get_env(:k8s_broadcaster, :dns_cluster_query) || :ignore}, + {Phoenix.PubSub, name: K8sBroadcaster.PubSub}, + # Start to serve requests, typically the last entry + dist_config, + K8sBroadcaster.PeerSupervisor, + K8sBroadcaster.Forwarder, + K8sBroadcasterWeb.Endpoint, + K8sBroadcasterWeb.Presence + ] + |> Enum.reject(&is_nil(&1)) # See https://hexdocs.pm/elixir/Supervisor.html # for other strategies and supported options diff --git a/k8s_broadcaster/lib/k8s_broadcaster/forwarder.ex b/k8s_broadcaster/lib/k8s_broadcaster/forwarder.ex new file mode 100644 index 0000000..b968f61 --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster/forwarder.ex @@ -0,0 +1,521 @@ +defmodule K8sBroadcaster.Forwarder do + @moduledoc false + + use GenServer + + require Logger + + alias Phoenix.PubSub + + alias ExWebRTC.PeerConnection + alias ExWebRTC.RTP.H264 + alias ExWebRTC.RTP.Munger + + alias K8sBroadcaster.PeerSupervisor + alias K8sBroadcasterWeb.Channel + + @pubsub K8sBroadcaster.PubSub + # Timeout for removing input/outputs that fail to connect + @connect_timeout_s 15 + @connect_timeout_ms @connect_timeout_s * 1000 + + @type id :: String.t() + + @type input_spec :: %{ + pc: pid(), + id: id(), + video: String.t() | nil, + audio: String.t() | nil, + available_layers: [String.t()] | nil + } + + @type output_spec :: %{ + video: String.t() | nil, + audio: String.t() | nil, + munger: Munger.t(), + layer: String.t() | nil, + pending_layer: String.t() | nil + } + + @type state :: %{ + # WHIP + pending_input: input_spec() | nil, + local_input: input_spec() | nil, + remote_inputs: %{pid() => input_spec()}, + + # WHEP + pending_outputs: MapSet.t(pid()), + outputs: %{pid() => output_spec()} + } + + @spec start_link(any()) :: GenServer.on_start() + def start_link(_arg) do + GenServer.start_link(__MODULE__, nil, name: __MODULE__) + end + + @spec set_layer(pid(), String.t()) :: :ok | :error + def set_layer(pc, layer) do + GenServer.call(__MODULE__, {:set_layer, pc, layer}) + end + + @spec get_layers() :: {:ok, [String.t()] | nil} | :error + def get_layers() do + GenServer.call(__MODULE__, :get_layers) + end + + @spec connect_input(pid(), id()) :: :ok + def connect_input(pc, id) do + GenServer.call(__MODULE__, {:connect_input, id, pc}) + end + + @spec connect_output(pid(), id()) :: :ok + def connect_output(pc, input_id) do + GenServer.call(__MODULE__, {:connect_output, input_id, pc}) + end + + @spec get_input() :: input_spec() | nil + def get_input() do + GenServer.call(__MODULE__, :get_input) + end + + @spec get_local_input() :: input_spec() | nil + def get_local_input() do + GenServer.call(__MODULE__, :get_local_input) + end + + @impl true + def init(_arg) do + state = %{ + pending_input: nil, + local_input: nil, + remote_input: nil, + pending_outputs: MapSet.new(), + outputs: %{} + } + + {:ok, state, {:continue, :after_init}} + end + + @impl true + def handle_continue(:after_init, state) do + # Get remote inputs already present in cluster + Node.list() + |> :erpc.multicall(__MODULE__, :get_local_input, [], 5000) + |> case do + input when is_map(input) -> send(self(), {:input_added, input}) + _ -> :ok + end + + PubSub.subscribe(@pubsub, "inputs") + + {:noreply, state} + end + + @impl true + def handle_call(:get_input, _from, state) do + {:reply, state.local_input || state.remote_input, state} + end + + @impl true + def handle_call(:get_local_input, _from, state) do + {:reply, state.local_input, state} + end + + @impl true + def handle_call({:set_layer, pc, layer}, _from, state) do + with {:ok, output} <- Map.fetch(state.outputs, pc), + input when not is_nil(input) <- state.local_input || state.remote_input, + true <- input.available_layers != nil, + true <- layer in input.available_layers do + output = %{output | pending_layer: layer} + state = %{state | outputs: Map.put(state.outputs, pc, output)} + + PeerConnection.send_pli(input.pc, input.video, layer) + + {:reply, :ok, state} + else + _other -> {:reply, :error, state} + end + end + + @impl true + def handle_call(:get_layers, _from, state) do + case state.local_input || state.remote_input do + nil -> {:reply, :error, state} + input -> {:reply, {:ok, input.available_layers}, state} + end + end + + @impl true + def handle_call({:connect_input, id, pc}, _from, %{local_input: nil, remote_input: nil} = state) do + terminate_pending_input(state) + Process.monitor(pc) + + PeerConnection.controlling_process(pc, self()) + + input = %{ + pc: pc, + id: id, + video: nil, + audio: nil, + available_layers: nil + } + + state = %{state | pending_input: input} + + Logger.info("Added new input #{id} (#{inspect(pc)})") + Process.send_after(self(), {:connect_timeout, pc}, @connect_timeout_ms) + + {:reply, :ok, state} + end + + @impl true + def handle_call({:connect_input, id, _pc}, _from, state) do + Logger.info("Cannot add input #{id} as there already is one connected.") + {:reply, :error, state} + end + + @impl true + def handle_call({:connect_output, id, pc}, _from, state) do + Process.monitor(pc) + + PeerConnection.controlling_process(pc, self()) + pending_outputs = MapSet.put(state.pending_outputs, pc) + + Logger.info("Added new output #{inspect(pc)} for input #{inspect(id)}") + Process.send_after(self(), {:connect_timeout, pc}, @connect_timeout_ms) + + {:reply, :ok, %{state | pending_outputs: pending_outputs}} + end + + @impl true + def handle_info({:connect_timeout, pc}, state) do + direction = + cond do + pc == state.pending_input -> :input + MapSet.member?(state.pending_outputs, pc) -> :output + true -> nil + end + + if direction != nil do + Logger.warning(""" + Terminating #{direction} #{inspect(pc)} \ + because it didn't connect within #{@connect_timeout_s} seconds \ + """) + + PeerSupervisor.terminate_pc(pc) + end + + {:noreply, state} + end + + @impl true + def handle_info( + {:ex_webrtc, pc, {:connection_state_change, :connected}}, + %{pending_input: %{pc: pc} = input} = state + ) do + {audio_track, video_track} = get_tracks(pc, :receiver) + + input = %{ + input + | video: video_track.id, + audio: audio_track.id, + available_layers: video_track.rids + } + + state = %{state | local_input: input} + + Logger.info("Input #{input.id} (#{inspect(pc)}) has successfully connected") + Channel.input_added(input.id) + + # ID collisions in the cluster are unlikely and thus will not be checked against + PubSub.broadcast_from(@pubsub, self(), "inputs", {:input_added, input}) + + {:noreply, state} + end + + @impl true + def handle_info({:ex_webrtc, pc, {:connection_state_change, :connected}}, state) do + case MapSet.member?(state.pending_outputs, pc) do + true -> + pending_outpus = MapSet.delete(state.pending_outputs, pc) + state = %{state | pending_outputs: pending_outpus} + + state = + case state.local_input || state.remote_input do + nil -> + Logger.info("Terminating output #{inspect(pc)} because there is no input") + PeerSupervisor.terminate_pc(pc) + + input -> + do_connect_output(pc, input, state) + end + + {:noreply, state} + + false -> + # We might have received this message at the same moment we where terminating peer connection + {:noreply, state} + end + end + + @impl true + def handle_info({:ex_webrtc, pc, {:connection_state_change, :failed}}, state) do + Logger.warning("Peer connection #{inspect(pc)} state changed to `failed`. Terminating") + PeerSupervisor.terminate_pc(pc) + {:noreply, state} + end + + @impl true + def handle_info({:ex_webrtc, input_pc, {:rtp, input_track, rid, packet}}, state) do + input = state.local_input || state.remote_input + + state = + cond do + input_track == input.audio and rid == nil -> + PubSub.broadcast(@pubsub, "input:#{input.id}", {:input, input_pc, :audio, nil, packet}) + forward_audio_packet(packet, state) + + input_track == input.video -> + PubSub.broadcast(@pubsub, "input:#{input.id}", {:input, input_pc, :video, rid, packet}) + forward_video_packet(packet, rid, state) + + true -> + Logger.warning("Received an RTP packet corresponding to unknown track. Ignoring") + state + end + + {:noreply, state} + end + + @impl true + def handle_info({:ex_webrtc, pc, {:rtcp, packets}}, state) do + with {:ok, %{layer: layer}} <- Map.fetch(state.outputs, pc), + input when not is_nil(input) <- state.local_input || state.remote_input do + for packet <- packets do + case packet do + {_id, %ExRTCP.Packet.PayloadFeedback.PLI{}} -> + PeerConnection.send_pli(input.pc, input.video, layer) + + _other -> + :ok + end + end + end + + {:noreply, state} + end + + @impl true + def handle_info({:input_added, input}, state) do + Logger.info("New remote input #{input.id}") + + state = + state + |> terminate_pending_input() + |> terminate_local_input() + |> unsubscribe_remote_input() + + PubSub.subscribe(@pubsub, "input:#{input.id}") + + Logger.info("Subscribed to remote input #{input.id}") + + {:noreply, %{state | remote_input: input}} + end + + @impl true + def handle_info({:input_removed, id}, state) do + case state.remote_input do + %{id: ^id, pc: pc} = input -> + Logger.info("Remote input #{input.id} (#{inspect(pc)}) removed") + state = unsubscribe_remote_input(state) + + for {output_pc, _output} <- state.outputs do + PeerSupervisor.terminate_pc(output_pc) + end + + {:noreply, state} + + %{id: id} -> + Logger.info("Remote input #{id} removed, but we are not subscribed to it. Ignoring.") + + {:noreply, state} + end + end + + @impl true + def handle_info({:input, pc, kind, rid, packet}, %{remote_input: %{pc: pc}} = state) do + state = + cond do + kind == :audio and rid == nil -> + forward_audio_packet(packet, state) + + kind == :video -> + forward_video_packet(packet, rid, state) + + true -> + Logger.warning("Received an RTP packet corresponding to unknown remote track. Ignoring") + state + end + + {:noreply, state} + end + + @impl true + def handle_info( + {:DOWN, _ref, :process, pid, reason}, + %{local_input: %{pc: pid} = input} = state + ) do + Logger.info( + "Input #{input.id}: process #{inspect(pid)} exited with reason #{inspect(reason)}" + ) + + for {pc, _} <- state.outputs do + PeerSupervisor.terminate_pc(pc) + end + + Channel.input_removed(input.id) + PubSub.broadcast_from(@pubsub, self(), "inputs", {:input_removed, pid}) + + {:noreply, %{state | local_input: nil}} + end + + @impl true + def handle_info({:DOWN, _ref, :process, pid, reason}, state) do + cond do + pid == state.pending_input -> + Logger.info(""" + Pending input #{state.pending_input.id}: process #{inspect(pid)} \ + exited with reason #{inspect(reason)} \ + """) + + {:noreply, %{state | pending_input: nil}} + + Map.has_key?(state.outputs, pid) -> + {output, state} = pop_in(state, [:outputs, pid]) + + Logger.info(""" + Output process #{inspect(pid)} (input #{output.input_id}) \ + exited with reason #{inspect(reason)} \ + """) + + {:noreply, state} + + MapSet.member?(state.pending_outputs, pid) -> + pending_outputs = MapSet.delete(state.pending_outputs, pid) + state = %{state | pending_outputs: pending_outputs} + + Logger.info( + "Pending output process #{inspect(pid)} exited with reason #{inspect(reason)} " + ) + + {:noreply, state} + + true -> + Logger.warning("Unknown process #{inspect(pid)} died with reason #{inspect(reason)}") + {:noreply, state} + end + end + + @impl true + def handle_info(_msg, state) do + {:noreply, state} + end + + defp do_connect_output(pc, input, state) do + layer = default_layer(input) + + {audio_track, video_track} = get_tracks(pc, :sender) + munger = Munger.new(90_000) + + output = %{ + audio: audio_track.id, + video: video_track.id, + input_id: input.id, + munger: munger, + layer: layer, + pending_layer: layer + } + + Logger.info("Output #{inspect(pc)} has successfully connected") + + # We don't send a PLI on behalf of the newly connected output. + # Once the remote end sends a PLI to us, we'll forward it. + + put_in(state, [:outputs, pc], output) + end + + defp forward_video_packet(packet, rid, state) do + outputs = + Map.new(state.outputs, fn + {pc, %{layer: layer, pending_layer: p_layer} = output} -> + output = + if p_layer == rid and p_layer != layer and H264.keyframe?(packet) do + munger = Munger.update(output.munger) + %{output | layer: p_layer, munger: munger} + else + output + end + + output = + if rid == output.layer do + {packet, munger} = Munger.munge(output.munger, packet) + PeerConnection.send_rtp(pc, output.video, packet) + %{output | munger: munger} + else + output + end + + {pc, output} + end) + + %{state | outputs: outputs} + end + + defp forward_audio_packet(packet, state) do + for {pc, output} <- state.outputs do + PeerConnection.send_rtp(pc, output.audio, packet) + end + + state + end + + defp get_tracks(pc, type) do + transceivers = PeerConnection.get_transceivers(pc) + audio_transceiver = Enum.find(transceivers, fn tr -> tr.kind == :audio end) + video_transceiver = Enum.find(transceivers, fn tr -> tr.kind == :video end) + + audio_track = Map.fetch!(audio_transceiver, type).track + video_track = Map.fetch!(video_transceiver, type).track + + {audio_track, video_track} + end + + defp default_layer(%{available_layers: nil}), do: nil + defp default_layer(%{available_layers: [first | _]}), do: first + + defp terminate_pending_input(%{pending_input: nil} = state), do: state + + defp terminate_pending_input(%{pending_input: %{pc: pc, id: id}} = state) when is_pid(pc) do + Logger.info("Terminating pending local input: #{id}") + :ok = PeerSupervisor.terminate_pc(pc) + %{state | pending_input: nil} + end + + defp terminate_local_input(%{local_input: nil} = state), do: state + + defp terminate_local_input(%{local_input: %{pc: pc, id: id}} = state) when is_pid(pc) do + Logger.info("Terminating local input: #{id}") + :ok = PeerSupervisor.terminate_pc(pc) + PubSub.broadcast_from(@pubsub, self(), "inputs", {:input_removed, pc}) + %{state | local_input: nil} + end + + defp unsubscribe_remote_input(%{remote_input: nil} = state), do: state + + defp unsubscribe_remote_input(%{remote_input: %{id: id}} = state) do + Logger.info("Unsubscribing from remote input: #{id}") + PubSub.unsubscribe(@pubsub, "input:#{id}") + %{state | remote_input: nil} + end +end diff --git a/k8s_broadcaster/lib/k8s_broadcaster/peer_supervisor.ex b/k8s_broadcaster/lib/k8s_broadcaster/peer_supervisor.ex new file mode 100644 index 0000000..e70bc04 --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster/peer_supervisor.ex @@ -0,0 +1,142 @@ +defmodule K8sBroadcaster.PeerSupervisor do + @moduledoc false + + use DynamicSupervisor + + require Logger + + alias ExWebRTC.{MediaStreamTrack, PeerConnection, SessionDescription, RTPCodecParameters} + + @audio_codecs [ + %RTPCodecParameters{ + payload_type: 111, + mime_type: "audio/opus", + clock_rate: 48_000, + channels: 2 + } + ] + + @video_codecs [ + %RTPCodecParameters{ + payload_type: 96, + mime_type: "video/H264", + clock_rate: 90_000 + } + ] + + @spec client_pc_config() :: String.t() + def client_pc_config() do + pc_config = Application.fetch_env!(:k8s_broadcaster, :pc_config) + + %{ + iceServers: pc_config[:ice_servers], + iceTransportPolicy: pc_config[:ice_transport_policy] + } + |> Jason.encode!() + end + + @spec start_link(any()) :: Supervisor.on_start() + def start_link(arg) do + :syn.add_node_to_scopes([K8sBroadcaster.GlobalPeerRegistry]) + + DynamicSupervisor.start_link(__MODULE__, arg, name: __MODULE__) + end + + @spec start_whip(String.t()) :: {:ok, pid(), String.t(), String.t()} | {:error, term()} + def start_whip(offer_sdp), do: start_pc(offer_sdp, :recvonly) + + @spec start_whep(String.t()) :: {:ok, pid(), String.t(), String.t()} | {:error, term()} + def start_whep(offer_sdp), do: start_pc(offer_sdp, :sendonly) + + @spec fetch_pid(String.t()) :: {:ok, pid()} | {:error, :peer_not_found} + def fetch_pid(id) do + case :syn.lookup(K8sBroadcaster.GlobalPeerRegistry, id) do + :undefined -> {:error, :peer_not_found} + {pid, _val} -> {:ok, pid} + end + end + + @spec terminate_pc(pid()) :: :ok | {:error, :not_found} + def terminate_pc(pc) do + DynamicSupervisor.terminate_child(__MODULE__, pc) + end + + @impl true + def init(_arg) do + DynamicSupervisor.init(strategy: :one_for_one) + end + + defp start_pc(offer_sdp, direction) do + offer = %SessionDescription{type: :offer, sdp: offer_sdp} + pc_id = generate_pc_id() + {:ok, pc} = spawn_peer_connection() + :syn.register(K8sBroadcaster.GlobalPeerRegistry, pc_id, pc) + + Logger.info("Received offer for #{inspect(pc)}") + Logger.debug("Offer SDP for #{inspect(pc)}:\n#{offer.sdp}") + + with :ok <- PeerConnection.set_remote_description(pc, offer), + :ok <- setup_transceivers(pc, direction), + {:ok, answer} <- PeerConnection.create_answer(pc), + :ok <- PeerConnection.set_local_description(pc, answer), + :ok <- gather_candidates(pc), + answer <- PeerConnection.get_local_description(pc) do + Logger.info("Sent answer for #{inspect(pc)}") + Logger.debug("Answer SDP for #{inspect(pc)}:\n#{answer.sdp}") + + {:ok, pc, pc_id, answer.sdp} + else + {:error, _res} = err -> + Logger.info("Failed to complete negotiation for #{inspect(pc)}") + terminate_pc(pc) + err + end + end + + defp setup_transceivers(pc, direction) do + if direction == :sendonly do + stream_id = MediaStreamTrack.generate_stream_id() + {:ok, _sender} = PeerConnection.add_track(pc, MediaStreamTrack.new(:audio, [stream_id])) + {:ok, _sender} = PeerConnection.add_track(pc, MediaStreamTrack.new(:video, [stream_id])) + end + + transceivers = PeerConnection.get_transceivers(pc) + + for %{id: id} <- transceivers do + PeerConnection.set_transceiver_direction(pc, id, direction) + end + + :ok + end + + defp spawn_peer_connection() do + pc_opts = + (Application.fetch_env!(:k8s_broadcaster, :pc_config) ++ + [ + audio_codecs: @audio_codecs, + video_codecs: @video_codecs, + controlling_process: self() + ]) + |> Keyword.delete(:ice_transport_policy) + + child_spec = %{ + id: PeerConnection, + start: {PeerConnection, :start_link, [pc_opts, []]}, + restart: :temporary + } + + DynamicSupervisor.start_child(__MODULE__, child_spec) + end + + defp gather_candidates(pc) do + # we either wait for all of the candidates + # or whatever we were able to gather in one second + receive do + {:ex_webrtc, ^pc, {:ice_gathering_state_change, :complete}} -> :ok + after + 1000 -> :ok + end + end + + defp generate_pc_id(), do: for(_ <- 1..10, into: "", do: <>) +end diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/channels/channel.ex b/k8s_broadcaster/lib/k8s_broadcaster_web/channels/channel.ex new file mode 100644 index 0000000..7e4a6dd --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/channels/channel.ex @@ -0,0 +1,36 @@ +defmodule K8sBroadcasterWeb.Channel do + @moduledoc false + + use K8sBroadcasterWeb, :channel + + alias K8sBroadcasterWeb.{Endpoint, Presence} + + @spec input_added(String.t()) :: :ok + def input_added(id) do + Endpoint.broadcast!("k8s_broadcaster:signaling", "input_added", %{id: id}) + end + + @spec input_removed(String.t()) :: :ok + def input_removed(id) do + Endpoint.broadcast!("k8s_broadcaster:signaling", "input_removed", %{id: id}) + end + + @impl true + def join("k8s_broadcaster:signaling", _, socket) do + send(self(), :after_join) + {:ok, socket} + end + + @impl true + def handle_info(:after_join, socket) do + {:ok, _} = Presence.track(socket, socket.assigns.user_id, %{}) + push(socket, "presence_state", Presence.list(socket)) + + case K8sBroadcaster.Forwarder.get_input() do + nil -> :ok + input -> push(socket, "input_added", %{id: input.id}) + end + + {:noreply, socket} + end +end diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/channels/presence.ex b/k8s_broadcaster/lib/k8s_broadcaster_web/channels/presence.ex new file mode 100644 index 0000000..3321563 --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/channels/presence.ex @@ -0,0 +1,11 @@ +defmodule K8sBroadcasterWeb.Presence do + @moduledoc """ + Provides presence tracking to channels and processes. + + See the [`Phoenix.Presence`](https://hexdocs.pm/phoenix/Phoenix.Presence.html) + docs for more details. + """ + use Phoenix.Presence, + otp_app: :k8s_broadcaster, + pubsub_server: K8sBroadcaster.PubSub +end diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/channels/user_socket.ex b/k8s_broadcaster/lib/k8s_broadcaster_web/channels/user_socket.ex new file mode 100644 index 0000000..89a8a77 --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/channels/user_socket.ex @@ -0,0 +1,19 @@ +defmodule K8sBroadcasterWeb.UserSocket do + use Phoenix.Socket + + channel "k8s_broadcaster:*", K8sBroadcasterWeb.Channel + + @impl true + def connect(_params, socket, _connect_info) do + {:ok, assign(socket, :user_id, generate_id())} + end + + @impl true + def id(socket), do: "user_socket:#{socket.assigns.user_id}" + + defp generate_id do + 10 + |> :crypto.strong_rand_bytes() + |> Base.url_encode64() + end +end diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts/app.html.heex b/k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts/app.html.heex index 3b3b607..e30e9e0 100644 --- a/k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts/app.html.heex +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts/app.html.heex @@ -1,32 +1,47 @@ -
-
+
+
- + -

- v{Application.spec(:phoenix, :vsn)} -

-
- - @elixirphoenix - - - GitHub - - - Get Started - +
+
+
+

0

+ <.icon name="hero-user-solid" /> +
+
+ +
+ +
-
-
+
+
<.flash_group flash={@flash} /> {@inner_content}
+
+ {K8sBroadcaster.Application.version()} +
diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts/root.html.heex b/k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts/root.html.heex index 31ee2a7..a7ae144 100644 --- a/k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts/root.html.heex +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/components/layouts/root.html.heex @@ -4,14 +4,14 @@ - <.live_title default="K8sBroadcaster" suffix=" · Phoenix Framework"> + <.live_title suffix=" · K8sBroadcaster"> {assigns[:page_title]} - + {@inner_content} diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/media_controller.ex b/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/media_controller.ex new file mode 100644 index 0000000..fa5b322 --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/media_controller.ex @@ -0,0 +1,157 @@ +defmodule K8sBroadcasterWeb.MediaController do + use K8sBroadcasterWeb, :controller + + alias K8sBroadcaster.{Forwarder, PeerSupervisor} + alias ExWebRTC.PeerConnection + + @sse ~s/rel = "urn:ietf:params:whep:ext:core:server-sent-events"; events="layers"/ + @layer ~s/rel = "urn:ietf:params:whep:ext:core:layer"/ + + plug :accepts, ["sdp"] when action in [:whip, :whep] + plug :accepts, ["trickle-ice-sdpfrag"] when action in [:ice_candidate] + + # Used by Corsica in handling CORS requests: allows fetching response headers + # by external WHEP players implemented in a browser. + # + # All headers used in the WHEP responses should be specified here + def cors_expose_headers do + ["location", "link", "content-type", "connection", "cache-control"] + end + + def pc_config(conn, _params) do + conn + |> resp(200, K8sBroadcaster.PeerSupervisor.client_pc_config()) + |> send_resp() + end + + # TODO: use proper statuses in case of error + def whip(conn, _params) do + with :ok <- authenticate(conn), + {:ok, offer_sdp, conn} <- read_body(conn), + {:ok, pc, pc_id, answer_sdp} <- PeerSupervisor.start_whip(offer_sdp), + :ok <- Forwarder.connect_input(pc, pc_id) do + conn + |> put_resp_header("location", ~p"/api/resource/#{pc_id}") + |> put_resp_content_type("application/sdp") + |> resp(201, answer_sdp) + else + _other -> resp(conn, 400, "Bad request") + end + |> send_resp() + end + + def whep(conn, params) do + input_id = params["inputId"] + + with {:ok, offer_sdp, conn} <- read_body(conn), + {:ok, pc, pc_id, answer_sdp} <- PeerSupervisor.start_whep(offer_sdp), + :ok <- Forwarder.connect_output(pc, input_id) do + uri = ~p"/api/resource/#{pc_id}" + + conn + |> put_resp_header("location", uri) + # Plug does not allow adding multiple headers with the same name + |> put_resp_header("link", "<#{uri}/layer>; " <> @layer) + |> put_resp_header("link", "<#{uri}/sse>; " <> @sse) + |> put_resp_content_type("application/sdp") + |> resp(201, answer_sdp) + else + other -> + dbg(other) + resp(conn, 400, "Bad request") + end + |> send_resp() + end + + def ice_candidate(conn, %{"resource_id" => resource_id}) do + with {:ok, pid} <- PeerSupervisor.fetch_pid(resource_id), + {:ok, body, conn} <- read_body(conn), + {:ok, json} <- Jason.decode(body) do + candidate = ExWebRTC.ICECandidate.from_json(json) + :ok = PeerConnection.add_ice_candidate(pid, candidate) + resp(conn, 204, "") + else + _other -> resp(conn, 400, "Bad request") + end + |> send_resp() + end + + def sse(conn, %{"resource_id" => resource_id}) do + with {:ok, _pid} <- PeerSupervisor.fetch_pid(resource_id), + {:ok, events} when is_list(events) <- Map.fetch(conn.body_params, "_json") do + # for now, we just ignore events + conn + |> put_resp_header("location", ~p"/api/resource/#{resource_id}/sse/event-stream") + |> resp(201, "") + else + _other -> resp(conn, 400, "Bad request") + end + |> send_resp() + end + + def event_stream(conn, %{"resource_id" => resource_id}) do + case PeerSupervisor.fetch_pid(resource_id) do + {:ok, _pid} -> + conn + |> put_resp_header("content-type", "text/event-stream") + |> put_resp_header("connection", "keep-alive") + |> put_resp_header("cache-control", "no-cache") + |> send_chunked(200) + |> update_layers() + + {:error, :peer_not_found} -> + send_resp(conn, 400, "Bad request") + end + end + + def layer(conn, %{"resource_id" => resource_id}) do + with {:ok, pid} <- PeerSupervisor.fetch_pid(resource_id), + :ok <- Forwarder.set_layer(pid, conn.body_params["encodingId"]) do + resp(conn, 200, "") + else + _other -> + resp(conn, 400, "Bad reqeust") + end + |> send_resp() + end + + def remove_pc(conn, %{"resource_id" => resource_id}) do + case PeerSupervisor.fetch_pid(resource_id) do + {:ok, pid} -> + PeerSupervisor.terminate_pc(pid) + resp(conn, 200, "") + + _other -> + resp(conn, 400, "Bad request") + end + |> send_resp() + end + + defp authenticate(conn) do + valid_token = Application.fetch_env!(:k8s_broadcaster, :whip_token) + + with ["Bearer " <> token] <- get_req_header(conn, "authorization"), + true <- token == valid_token do + :ok + else + _other -> {:error, :unauthorized} + end + end + + defp update_layers(conn) do + case Forwarder.get_layers() do + {:ok, layers} -> + data = Jason.encode!(%{layers: layers}) + chunk(conn, ~s/data: #{data}\n\n/) + + Process.send_after(self(), :layers, 2000) + + receive do + :layers -> update_layers(conn) + end + + :error -> + conn + end + end +end diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_controller.ex b/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_controller.ex index f42bb9e..a67465d 100644 --- a/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_controller.ex +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_controller.ex @@ -2,8 +2,10 @@ defmodule K8sBroadcasterWeb.PageController do use K8sBroadcasterWeb, :controller def home(conn, _params) do - # The home page is often custom made, - # so skip the default app layout. - render(conn, :home, layout: false) + render(conn, :home, page_title: "Home", current_url: current_url(conn)) + end + + def panel(conn, _params) do + render(conn, :panel, page_title: "Panel") end end diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_html/home.html.heex b/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_html/home.html.heex index d72b03c..f2e74bf 100644 --- a/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_html/home.html.heex +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_html/home.html.heex @@ -1,222 +1,106 @@ -<.flash_group flash={@flash} /> - -
-
- -

- Phoenix Framework - - v{Application.spec(:phoenix, :vsn)} - -

-

- Peace of mind from prototype to production. -

-

- Build rich, interactive web applications quickly, with less code and fewer moving parts. Join our growing community of developers using Phoenix to craft APIs, HTML5 apps and more, for fun or at scale. -

-
-
-
- +
+ + +
+ +

+ Received video stream +

+
+
+
+ +
+ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
time0
audioBitrate (kbps)0
videoBitrate (kbps)0
frameWidth0
frameHeight0
framesPerSecond0
keyframesDecoded0
pliCount0
packetLoss (%)0
avgJitterBufferDelay (ms) VALIDATE0
freezeCount0
freezeDuration (s)0
diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_html/panel.html.heex b/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_html/panel.html.heex new file mode 100644 index 0000000..6daa58f --- /dev/null +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/controllers/page_html/panel.html.heex @@ -0,0 +1,139 @@ +
+
+
+ Devices +
+
+ + +
+
+ + +
+
+
+
+ Audio Settings +
+
+ + +
+
+ + +
+
+ + +
+ +
+
+
+ Video Settings +
+

Max bitrate (kbps)

+
+
+ + +
+
+ + +
+
+ + +
+
+
+
+
+ Server +
+
+ + +
+
+ + +
+
+
+
+ +
+
+
+ + 0 +
+
+ + 0 +
+
+ + 0 +
+
+ + 00:00:00 +
+
+
+
<.icon name="hero-signal-slash" />
+ +
+
+
+
+ +
+
+
diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/endpoint.ex b/k8s_broadcaster/lib/k8s_broadcaster_web/endpoint.ex index 5958244..6d3cfce 100644 --- a/k8s_broadcaster/lib/k8s_broadcaster_web/endpoint.ex +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/endpoint.ex @@ -11,10 +11,20 @@ defmodule K8sBroadcasterWeb.Endpoint do same_site: "Lax" ] + socket "/socket", K8sBroadcasterWeb.UserSocket, + websocket: true, + longpoll: false + socket "/live", Phoenix.LiveView.Socket, websocket: [connect_info: [session: @session_options]], longpoll: [connect_info: [session: @session_options]] + plug Corsica, + origins: "*", + allow_headers: :all, + allow_methods: :all, + expose_headers: K8sBroadcasterWeb.Router.cors_expose_headers() + # Serve at "/" the static files from "priv/static" directory. # # You should set gzip to true if you are running phx.digest diff --git a/k8s_broadcaster/lib/k8s_broadcaster_web/router.ex b/k8s_broadcaster/lib/k8s_broadcaster_web/router.ex index ed9dc27..f2c7597 100644 --- a/k8s_broadcaster/lib/k8s_broadcaster_web/router.ex +++ b/k8s_broadcaster/lib/k8s_broadcaster_web/router.ex @@ -1,6 +1,8 @@ defmodule K8sBroadcasterWeb.Router do use K8sBroadcasterWeb, :router + import Phoenix.LiveDashboard.Router + pipeline :browser do plug :accepts, ["html"] plug :fetch_session @@ -10,8 +12,8 @@ defmodule K8sBroadcasterWeb.Router do plug :put_secure_browser_headers end - pipeline :api do - plug :accepts, ["json"] + pipeline :auth do + plug :admin_auth end scope "/", K8sBroadcasterWeb do @@ -20,24 +22,36 @@ defmodule K8sBroadcasterWeb.Router do get "/", PageController, :home end - # Other scopes may use custom stacks. - # scope "/api", K8sBroadcasterWeb do - # pipe_through :api - # end + scope "/api", K8sBroadcasterWeb do + get "/pc-config", MediaController, :pc_config + post "/whip", MediaController, :whip + post "/whep", MediaController, :whep + + scope "/resource/:resource_id" do + patch "/", MediaController, :ice_candidate + delete "/", MediaController, :remove_pc + get "/sse/event-stream", MediaController, :event_stream + post "/sse", MediaController, :sse + post "/layer", MediaController, :layer + end + end + + scope "/admin", K8sBroadcasterWeb do + pipe_through :auth + pipe_through :browser + + get "/panel", PageController, :panel - # Enable LiveDashboard in development - if Application.compile_env(:k8s_broadcaster, :dev_routes) do - # If you want to use the LiveDashboard in production, you should put - # it behind authentication and allow only admins to access it. - # If your application does not have an admins-only section yet, - # you can use Plug.BasicAuth to set up some basic authentication - # as long as you are also using SSL (which you should anyway). - import Phoenix.LiveDashboard.Router + live_dashboard "/dashboard", + metrics: K8sBroadcasterWeb.Telemetry, + additional_pages: [exwebrtc: ExWebRTCDashboard] + end - scope "/dev" do - pipe_through :browser + def cors_expose_headers, do: K8sBroadcasterWeb.MediaController.cors_expose_headers() - live_dashboard "/dashboard", metrics: K8sBroadcasterWeb.Telemetry - end + defp admin_auth(conn, _opts) do + username = Application.fetch_env!(:k8s_broadcaster, :admin_username) + password = Application.fetch_env!(:k8s_broadcaster, :admin_password) + Plug.BasicAuth.basic_auth(conn, username: username, password: password) end end diff --git a/k8s_broadcaster/mix.exs b/k8s_broadcaster/mix.exs index 532d02f..d6a1a58 100644 --- a/k8s_broadcaster/mix.exs +++ b/k8s_broadcaster/mix.exs @@ -51,7 +51,14 @@ defmodule K8sBroadcaster.MixProject do {:telemetry_poller, "~> 1.0"}, {:jason, "~> 1.2"}, {:dns_cluster, "~> 0.1.1"}, - {:bandit, "~> 1.5"} + {:bandit, "~> 1.5"}, + + # custom deps + {:ex_webrtc, "~> 0.7.0"}, + {:ex_webrtc_dashboard, "~> 0.7.0"}, + {:syn, "~> 3.3"}, + {:corsica, "~> 2.1.3"}, + {:libcluster, "~> 3.4"} ] end diff --git a/k8s_broadcaster/mix.lock b/k8s_broadcaster/mix.lock index 9d16709..1ab11cd 100644 --- a/k8s_broadcaster/mix.lock +++ b/k8s_broadcaster/mix.lock @@ -1,14 +1,37 @@ %{ "bandit": {:hex, :bandit, "1.6.1", "9e01b93d72ddc21d8c576a704949e86ee6cde7d11270a1d3073787876527a48f", [:mix], [{:hpax, "~> 1.0", [hex: :hpax, repo: "hexpm", optional: false]}, {:plug, "~> 1.14", [hex: :plug, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}, {:thousand_island, "~> 1.0", [hex: :thousand_island, repo: "hexpm", optional: false]}, {:websock, "~> 0.5", [hex: :websock, repo: "hexpm", optional: false]}], "hexpm", "5a904bf010ea24b67979835e0507688e31ac873d4ffc8ed0e5413e8d77455031"}, + "bunch": {:hex, :bunch, "1.6.1", "5393d827a64d5f846092703441ea50e65bc09f37fd8e320878f13e63d410aec7", [:mix], [], "hexpm", "286cc3add551628b30605efbe2fca4e38cc1bea89bcd0a1a7226920b3364fe4a"}, + "bunch_native": {:hex, :bunch_native, "0.5.0", "8ac1536789a597599c10b652e0b526d8833348c19e4739a0759a2bedfd924e63", [:mix], [{:bundlex, "~> 1.0", [hex: :bundlex, repo: "hexpm", optional: false]}], "hexpm", "24190c760e32b23b36edeb2dc4852515c7c5b3b8675b1a864e0715bdd1c8f80d"}, + "bundlex": {:hex, :bundlex, "1.5.4", "3726acd463f4d31894a59bbc177c17f3b574634a524212f13469f41c4834a1d9", [:mix], [{:bunch, "~> 1.0", [hex: :bunch, repo: "hexpm", optional: false]}, {:elixir_uuid, "~> 1.2", [hex: :elixir_uuid, repo: "hexpm", optional: false]}, {:qex, "~> 0.5", [hex: :qex, repo: "hexpm", optional: false]}, {:req, ">= 0.4.0", [hex: :req, repo: "hexpm", optional: false]}, {:zarex, "~> 1.0", [hex: :zarex, repo: "hexpm", optional: false]}], "hexpm", "e745726606a560275182a8ac1c8ebd5e11a659bb7460d8abf30f397e59b4c5d2"}, "castore": {:hex, :castore, "1.0.10", "43bbeeac820f16c89f79721af1b3e092399b3a1ecc8df1a472738fd853574911", [:mix], [], "hexpm", "1b0b7ea14d889d9ea21202c43a4fa015eb913021cb535e8ed91946f4b77a8848"}, + "corsica": {:hex, :corsica, "2.1.3", "dccd094ffce38178acead9ae743180cdaffa388f35f0461ba1e8151d32e190e6", [:mix], [{:plug, "~> 1.0", [hex: :plug, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4.0 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "616c08f61a345780c2cf662ff226816f04d8868e12054e68963e95285b5be8bc"}, + "crc": {:hex, :crc, "0.10.5", "ee12a7c056ac498ef2ea985ecdc9fa53c1bfb4e53a484d9f17ff94803707dfd8", [:mix, :rebar3], [{:elixir_make, "~> 0.6", [hex: :elixir_make, repo: "hexpm", optional: false]}], "hexpm", "3e673b6495a9525c5c641585af1accba59a1eb33de697bedf341e247012c2c7f"}, "dns_cluster": {:hex, :dns_cluster, "0.1.3", "0bc20a2c88ed6cc494f2964075c359f8c2d00e1bf25518a6a6c7fd277c9b0c66", [:mix], [], "hexpm", "46cb7c4a1b3e52c7ad4cbe33ca5079fbde4840dedeafca2baf77996c2da1bc33"}, + "elixir_make": {:hex, :elixir_make, "0.9.0", "6484b3cd8c0cee58f09f05ecaf1a140a8c97670671a6a0e7ab4dc326c3109726", [:mix], [], "hexpm", "db23d4fd8b757462ad02f8aa73431a426fe6671c80b200d9710caf3d1dd0ffdb"}, + "elixir_uuid": {:hex, :elixir_uuid, "1.2.1", "dce506597acb7e6b0daeaff52ff6a9043f5919a4c3315abb4143f0b00378c097", [:mix], [], "hexpm", "f7eba2ea6c3555cea09706492716b0d87397b88946e6380898c2889d68585752"}, "esbuild": {:hex, :esbuild, "0.8.2", "5f379dfa383ef482b738e7771daf238b2d1cfb0222bef9d3b20d4c8f06c7a7ac", [:mix], [{:castore, ">= 0.0.0", [hex: :castore, repo: "hexpm", optional: false]}, {:jason, "~> 1.4", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "558a8a08ed78eb820efbfda1de196569d8bfa9b51e8371a1934fbb31345feda7"}, + "ex_dtls": {:hex, :ex_dtls, "0.16.0", "3ae38025ccc77f6db573e2e391602fa9bbc02253c137d8d2d59469a66cbe806b", [:mix], [{:bundlex, "~> 1.5.3", [hex: :bundlex, repo: "hexpm", optional: false]}, {:unifex, "~> 1.0", [hex: :unifex, repo: "hexpm", optional: false]}], "hexpm", "2a4e30d74c6ddf95cc5b796423293c06a0da295454c3823819808ff031b4b361"}, + "ex_ice": {:hex, :ex_ice, "0.9.2", "7f5513416a8fe33b36d988dd30d6bb79ddd7cfa408e09e2e3d3e3a97e075614d", [:mix], [{:elixir_uuid, "~> 1.0", [hex: :elixir_uuid, repo: "hexpm", optional: false]}, {:ex_stun, "~> 0.2.0", [hex: :ex_stun, repo: "hexpm", optional: false]}, {:ex_turn, "~> 0.2.0", [hex: :ex_turn, repo: "hexpm", optional: false]}], "hexpm", "70f688582dbe36a82cf8bbedf5adb2f0b89996620e229213bd7ff9a9b642e571"}, + "ex_libsrtp": {:hex, :ex_libsrtp, "0.7.2", "211bd89c08026943ce71f3e2c0231795b99cee748808ed3ae7b97cd8d2450b6b", [:mix], [{:bunch, "~> 1.6", [hex: :bunch, repo: "hexpm", optional: false]}, {:bundlex, "~> 1.3", [hex: :bundlex, repo: "hexpm", optional: false]}, {:membrane_precompiled_dependency_provider, "~> 0.1.0", [hex: :membrane_precompiled_dependency_provider, repo: "hexpm", optional: false]}, {:unifex, "~> 1.1", [hex: :unifex, repo: "hexpm", optional: false]}], "hexpm", "2e20645d0d739a4ecdcf8d4810a0c198120c8a2f617f2b75b2e2e704d59f492a"}, + "ex_rtcp": {:hex, :ex_rtcp, "0.4.0", "f9e515462a9581798ff6413583a25174cfd2101c94a2ebee871cca7639886f0a", [:mix], [], "hexpm", "28956602cf210d692fcdaf3f60ca49681634e1deb28ace41246aee61ee22dc3b"}, + "ex_rtp": {:hex, :ex_rtp, "0.4.0", "1f1b5c1440a904706011e3afbb41741f5da309ce251cb986690ce9fd82636658", [:mix], [], "hexpm", "0f72d80d5953a62057270040f0f1ee6f955c08eeae82ac659c038001d7d5a790"}, + "ex_sdp": {:hex, :ex_sdp, "1.1.0", "a93d72d00704efd83f7e144e4ca9822ca4aea5b5d851353d092de40e1ad0ecdc", [:mix], [{:bunch, "~> 1.3", [hex: :bunch, repo: "hexpm", optional: false]}, {:elixir_uuid, "~> 1.2", [hex: :elixir_uuid, repo: "hexpm", optional: false]}], "hexpm", "f5c033abcda958a9b090210f9429f24b74b003c28c24175c58a033a5205a1cfe"}, + "ex_stun": {:hex, :ex_stun, "0.2.0", "feb1fc7db0356406655b2a617805e6c712b93308c8ea2bf0ba1197b1f0866deb", [:mix], [], "hexpm", "1e01ba8290082ccbf37acaa5190d1f69b51edd6de2026a8d6d51368b29d115d0"}, + "ex_turn": {:hex, :ex_turn, "0.2.0", "4e1f9b089e9a5ee44928d12370cc9ea7a89b84b2f6256832de65271212eb80de", [:mix], [{:ex_stun, "~> 0.2.0", [hex: :ex_stun, repo: "hexpm", optional: false]}], "hexpm", "08e884f0af2c4a147e3f8cd4ffe33e3452a256389f0956e55a8c4d75bf0e74cd"}, + "ex_webrtc": {:hex, :ex_webrtc, "0.7.0", "03fb2b5247a3eb5b7af49821a09bb4a211c9171e818d95bf759ec15e70f5ed98", [:mix], [{:crc, "~> 0.10", [hex: :crc, repo: "hexpm", optional: false]}, {:ex_dtls, "~> 0.16.0", [hex: :ex_dtls, repo: "hexpm", optional: false]}, {:ex_ice, "~> 0.9.0", [hex: :ex_ice, repo: "hexpm", optional: false]}, {:ex_libsrtp, "~> 0.7.1", [hex: :ex_libsrtp, repo: "hexpm", optional: false]}, {:ex_rtcp, "~> 0.4.0", [hex: :ex_rtcp, repo: "hexpm", optional: false]}, {:ex_rtp, "~> 0.4.0", [hex: :ex_rtp, repo: "hexpm", optional: false]}, {:ex_sctp, "0.1.0", [hex: :ex_sctp, repo: "hexpm", optional: true]}, {:ex_sdp, "~> 1.0", [hex: :ex_sdp, repo: "hexpm", optional: false]}], "hexpm", "5abe2059c0f6ca64510ceb8143327124d94957e2381cc8d989059f14747f96f4"}, + "ex_webrtc_dashboard": {:hex, :ex_webrtc_dashboard, "0.7.0", "6b46a8271f0886345a7d7552e9642672009487b90efe45154e5f6a34b067233e", [:mix], [{:ex_webrtc, "~> 0.7.0", [hex: :ex_webrtc, repo: "hexpm", optional: false]}, {:phoenix_live_dashboard, "~> 0.8.3", [hex: :phoenix_live_dashboard, repo: "hexpm", optional: false]}], "hexpm", "9ffc0d0d7537db3f333fb94ace10415d7580b3e9667938046f1df02214fa57a2"}, "file_system": {:hex, :file_system, "1.0.1", "79e8ceaddb0416f8b8cd02a0127bdbababe7bf4a23d2a395b983c1f8b3f73edd", [:mix], [], "hexpm", "4414d1f38863ddf9120720cd976fce5bdde8e91d8283353f0e31850fa89feb9e"}, + "finch": {:hex, :finch, "0.19.0", "c644641491ea854fc5c1bbaef36bfc764e3f08e7185e1f084e35e0672241b76d", [:mix], [{:mime, "~> 1.0 or ~> 2.0", [hex: :mime, repo: "hexpm", optional: false]}, {:mint, "~> 1.6.2 or ~> 1.7", [hex: :mint, repo: "hexpm", optional: false]}, {:nimble_options, "~> 0.4 or ~> 1.0", [hex: :nimble_options, repo: "hexpm", optional: false]}, {:nimble_pool, "~> 1.1", [hex: :nimble_pool, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "fc5324ce209125d1e2fa0fcd2634601c52a787aff1cd33ee833664a5af4ea2b6"}, "floki": {:hex, :floki, "0.37.0", "b83e0280bbc6372f2a403b2848013650b16640cd2470aea6701f0632223d719e", [:mix], [], "hexpm", "516a0c15a69f78c47dc8e0b9b3724b29608aa6619379f91b1ffa47109b5d0dd3"}, "heroicons": {:git, "https://github.com/tailwindlabs/heroicons.git", "88ab3a0d790e6a47404cba02800a6b25d2afae50", [tag: "v2.1.1", sparse: "optimized"]}, "hpax": {:hex, :hpax, "1.0.1", "c857057f89e8bd71d97d9042e009df2a42705d6d690d54eca84c8b29af0787b0", [:mix], [], "hexpm", "4e2d5a4f76ae1e3048f35ae7adb1641c36265510a2d4638157fbcb53dda38445"}, "jason": {:hex, :jason, "1.4.4", "b9226785a9aa77b6857ca22832cffa5d5011a667207eb2a0ad56adb5db443b8a", [:mix], [{:decimal, "~> 1.0 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: true]}], "hexpm", "c5eb0cab91f094599f94d55bc63409236a8ec69a21a67814529e8d5f6cc90b3b"}, + "libcluster": {:hex, :libcluster, "3.4.1", "271d2da892763bbef53c2872036c936fe8b80111eb1feefb2d30a3bb15c9b4f6", [:mix], [{:jason, "~> 1.1", [hex: :jason, repo: "hexpm", optional: false]}, {:telemetry, "~> 1.3", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "1d568157f069c6afa70ec0d736704cf799734bdbb6343f0322af4a980301c853"}, + "membrane_precompiled_dependency_provider": {:hex, :membrane_precompiled_dependency_provider, "0.1.2", "8af73b7dc15ba55c9f5fbfc0453d4a8edfb007ade54b56c37d626be0d1189aba", [:mix], [{:bundlex, "~> 1.4", [hex: :bundlex, repo: "hexpm", optional: false]}], "hexpm", "7fe3e07361510445a29bee95336adde667c4162b76b7f4c8af3aeb3415292023"}, "mime": {:hex, :mime, "2.0.6", "8f18486773d9b15f95f4f4f1e39b710045fa1de891fada4516559967276e4dc2", [:mix], [], "hexpm", "c9945363a6b26d747389aac3643f8e0e09d30499a138ad64fe8fd1d13d9b153e"}, + "mint": {:hex, :mint, "1.6.2", "af6d97a4051eee4f05b5500671d47c3a67dac7386045d87a904126fd4bbcea2e", [:mix], [{:castore, "~> 0.1.0 or ~> 1.0", [hex: :castore, repo: "hexpm", optional: true]}, {:hpax, "~> 0.1.1 or ~> 0.2.0 or ~> 1.0", [hex: :hpax, repo: "hexpm", optional: false]}], "hexpm", "5ee441dffc1892f1ae59127f74afe8fd82fda6587794278d924e4d90ea3d63f9"}, + "nimble_options": {:hex, :nimble_options, "1.1.1", "e3a492d54d85fc3fd7c5baf411d9d2852922f66e69476317787a7b2bb000a61b", [:mix], [], "hexpm", "821b2470ca9442c4b6984882fe9bb0389371b8ddec4d45a9504f00a66f650b44"}, + "nimble_pool": {:hex, :nimble_pool, "1.1.0", "bf9c29fbdcba3564a8b800d1eeb5a3c58f36e1e11d7b7fb2e084a643f645f06b", [:mix], [], "hexpm", "af2e4e6b34197db81f7aad230c1118eac993acc0dae6bc83bac0126d4ae0813a"}, "phoenix": {:hex, :phoenix, "1.7.18", "5310c21443514be44ed93c422e15870aef254cf1b3619e4f91538e7529d2b2e4", [:mix], [{:castore, ">= 0.0.0", [hex: :castore, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: true]}, {:phoenix_pubsub, "~> 2.1", [hex: :phoenix_pubsub, repo: "hexpm", optional: false]}, {:phoenix_template, "~> 1.0", [hex: :phoenix_template, repo: "hexpm", optional: false]}, {:phoenix_view, "~> 2.0", [hex: :phoenix_view, repo: "hexpm", optional: true]}, {:plug, "~> 1.14", [hex: :plug, repo: "hexpm", optional: false]}, {:plug_cowboy, "~> 2.7", [hex: :plug_cowboy, repo: "hexpm", optional: true]}, {:plug_crypto, "~> 1.2 or ~> 2.0", [hex: :plug_crypto, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}, {:websock_adapter, "~> 0.5.3", [hex: :websock_adapter, repo: "hexpm", optional: false]}], "hexpm", "1797fcc82108442a66f2c77a643a62980f342bfeb63d6c9a515ab8294870004e"}, "phoenix_html": {:hex, :phoenix_html, "4.1.1", "4c064fd3873d12ebb1388425a8f2a19348cef56e7289e1998e2d2fa758aa982e", [:mix], [], "hexpm", "f2f2df5a72bc9a2f510b21497fd7d2b86d932ec0598f0210fed4114adc546c6f"}, "phoenix_live_dashboard": {:hex, :phoenix_live_dashboard, "0.8.5", "d5f44d7dbd7cfacaa617b70c5a14b2b598d6f93b9caa8e350c51d56cd4350a9b", [:mix], [{:ecto, "~> 3.6.2 or ~> 3.7", [hex: :ecto, repo: "hexpm", optional: true]}, {:ecto_mysql_extras, "~> 0.5", [hex: :ecto_mysql_extras, repo: "hexpm", optional: true]}, {:ecto_psql_extras, "~> 0.7", [hex: :ecto_psql_extras, repo: "hexpm", optional: true]}, {:ecto_sqlite3_extras, "~> 1.1.7 or ~> 1.2.0", [hex: :ecto_sqlite3_extras, repo: "hexpm", optional: true]}, {:mime, "~> 1.6 or ~> 2.0", [hex: :mime, repo: "hexpm", optional: false]}, {:phoenix_live_view, "~> 0.19 or ~> 1.0", [hex: :phoenix_live_view, repo: "hexpm", optional: false]}, {:telemetry_metrics, "~> 0.6 or ~> 1.0", [hex: :telemetry_metrics, repo: "hexpm", optional: false]}], "hexpm", "1d73920515554d7d6c548aee0bf10a4780568b029d042eccb336db29ea0dad70"}, @@ -18,11 +41,17 @@ "phoenix_template": {:hex, :phoenix_template, "1.0.4", "e2092c132f3b5e5b2d49c96695342eb36d0ed514c5b252a77048d5969330d639", [:mix], [{:phoenix_html, "~> 2.14.2 or ~> 3.0 or ~> 4.0", [hex: :phoenix_html, repo: "hexpm", optional: true]}], "hexpm", "2c0c81f0e5c6753faf5cca2f229c9709919aba34fab866d3bc05060c9c444206"}, "plug": {:hex, :plug, "1.16.1", "40c74619c12f82736d2214557dedec2e9762029b2438d6d175c5074c933edc9d", [:mix], [{:mime, "~> 1.0 or ~> 2.0", [hex: :mime, repo: "hexpm", optional: false]}, {:plug_crypto, "~> 1.1.1 or ~> 1.2 or ~> 2.0", [hex: :plug_crypto, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4.3 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "a13ff6b9006b03d7e33874945b2755253841b238c34071ed85b0e86057f8cddc"}, "plug_crypto": {:hex, :plug_crypto, "2.1.0", "f44309c2b06d249c27c8d3f65cfe08158ade08418cf540fd4f72d4d6863abb7b", [:mix], [], "hexpm", "131216a4b030b8f8ce0f26038bc4421ae60e4bb95c5cf5395e1421437824c4fa"}, + "qex": {:hex, :qex, "0.5.1", "0d82c0f008551d24fffb99d97f8299afcb8ea9cf99582b770bd004ed5af63fd6", [:mix], [], "hexpm", "935a39fdaf2445834b95951456559e9dc2063d0a055742c558a99987b38d6bab"}, + "req": {:hex, :req, "0.5.8", "50d8d65279d6e343a5e46980ac2a70e97136182950833a1968b371e753f6a662", [:mix], [{:brotli, "~> 0.3.1", [hex: :brotli, repo: "hexpm", optional: true]}, {:ezstd, "~> 1.0", [hex: :ezstd, repo: "hexpm", optional: true]}, {:finch, "~> 0.17", [hex: :finch, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}, {:mime, "~> 2.0.6 or ~> 2.1", [hex: :mime, repo: "hexpm", optional: false]}, {:nimble_csv, "~> 1.0", [hex: :nimble_csv, repo: "hexpm", optional: true]}, {:plug, "~> 1.0", [hex: :plug, repo: "hexpm", optional: true]}], "hexpm", "d7fc5898a566477e174f26887821a3c5082b243885520ee4b45555f5d53f40ef"}, + "shmex": {:hex, :shmex, "0.5.1", "81dd209093416bf6608e66882cb7e676089307448a1afd4fc906c1f7e5b94cf4", [:mix], [{:bunch_native, "~> 0.5.0", [hex: :bunch_native, repo: "hexpm", optional: false]}, {:bundlex, "~> 1.0", [hex: :bundlex, repo: "hexpm", optional: false]}], "hexpm", "c29f8286891252f64c4e1dac40b217d960f7d58def597c4e606ff8fbe71ceb80"}, + "syn": {:hex, :syn, "3.3.0", "4684a909efdfea35ce75a9662fc523e4a8a4e8169a3df275e4de4fa63f99c486", [:rebar3], [], "hexpm", "e58ee447bc1094bdd21bf0acc102b1fbf99541a508cd48060bf783c245eaf7d6"}, "tailwind": {:hex, :tailwind, "0.2.4", "5706ec47182d4e7045901302bf3a333e80f3d1af65c442ba9a9eed152fb26c2e", [:mix], [{:castore, ">= 0.0.0", [hex: :castore, repo: "hexpm", optional: false]}], "hexpm", "c6e4a82b8727bab593700c998a4d98cf3d8025678bfde059aed71d0000c3e463"}, "telemetry": {:hex, :telemetry, "1.3.0", "fedebbae410d715cf8e7062c96a1ef32ec22e764197f70cda73d82778d61e7a2", [:rebar3], [], "hexpm", "7015fc8919dbe63764f4b4b87a95b7c0996bd539e0d499be6ec9d7f3875b79e6"}, "telemetry_metrics": {:hex, :telemetry_metrics, "1.0.0", "29f5f84991ca98b8eb02fc208b2e6de7c95f8bb2294ef244a176675adc7775df", [:mix], [{:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "f23713b3847286a534e005126d4c959ebcca68ae9582118ce436b521d1d47d5d"}, "telemetry_poller": {:hex, :telemetry_poller, "1.1.0", "58fa7c216257291caaf8d05678c8d01bd45f4bdbc1286838a28c4bb62ef32999", [:rebar3], [{:telemetry, "~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "9eb9d9cbfd81cbd7cdd24682f8711b6e2b691289a0de6826e58452f28c103c8f"}, "thousand_island": {:hex, :thousand_island, "1.3.7", "1da7598c0f4f5f50562c097a3f8af308ded48cd35139f0e6f17d9443e4d0c9c5", [:mix], [{:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "0139335079953de41d381a6134d8b618d53d084f558c734f2662d1a72818dd12"}, + "unifex": {:hex, :unifex, "1.2.1", "6841c170a6e16509fac30b19e4e0a19937c33155a59088b50c15fc2c36251b6b", [:mix], [{:bunch, "~> 1.0", [hex: :bunch, repo: "hexpm", optional: false]}, {:bundlex, "~> 1.4", [hex: :bundlex, repo: "hexpm", optional: false]}, {:shmex, "~> 0.5.0", [hex: :shmex, repo: "hexpm", optional: false]}], "hexpm", "8c9d2e3c48df031e9995dd16865bab3df402c0295ba3a31f38274bb5314c7d37"}, "websock": {:hex, :websock, "0.5.3", "2f69a6ebe810328555b6fe5c831a851f485e303a7c8ce6c5f675abeb20ebdadc", [:mix], [], "hexpm", "6105453d7fac22c712ad66fab1d45abdf049868f253cf719b625151460b8b453"}, "websock_adapter": {:hex, :websock_adapter, "0.5.8", "3b97dc94e407e2d1fc666b2fb9acf6be81a1798a2602294aac000260a7c4a47d", [:mix], [{:bandit, ">= 0.6.0", [hex: :bandit, repo: "hexpm", optional: true]}, {:plug, "~> 1.14", [hex: :plug, repo: "hexpm", optional: false]}, {:plug_cowboy, "~> 2.6", [hex: :plug_cowboy, repo: "hexpm", optional: true]}, {:websock, "~> 0.5", [hex: :websock, repo: "hexpm", optional: false]}], "hexpm", "315b9a1865552212b5f35140ad194e67ce31af45bcee443d4ecb96b5fd3f3782"}, + "zarex": {:hex, :zarex, "1.0.5", "58239e3ee5d75f343262bb4df5cf466555a1c689f920e5d3651a9333972f7c7e", [:mix], [], "hexpm", "9fb72ef0567c2b2742f5119a1ba8a24a2fabb21b8d09820aefbf3e592fa9a46a"}, } diff --git a/k8s_broadcaster/priv/static/images/cluster.svg b/k8s_broadcaster/priv/static/images/cluster.svg new file mode 100644 index 0000000..d0c3502 --- /dev/null +++ b/k8s_broadcaster/priv/static/images/cluster.svg @@ -0,0 +1,4 @@ + + + +
POL
ITA
GER
\ No newline at end of file diff --git a/k8s_broadcaster/priv/static/images/logo.svg b/k8s_broadcaster/priv/static/images/logo.svg index 9f26bab..348a77c 100644 --- a/k8s_broadcaster/priv/static/images/logo.svg +++ b/k8s_broadcaster/priv/static/images/logo.svg @@ -1,6 +1,122 @@ -

0

<.icon name="hero-user-solid" />
-
- -
diff --git a/k8s_broadcaster/mix.exs b/k8s_broadcaster/mix.exs index d6a1a58..d946c0b 100644 --- a/k8s_broadcaster/mix.exs +++ b/k8s_broadcaster/mix.exs @@ -54,7 +54,8 @@ defmodule K8sBroadcaster.MixProject do {:bandit, "~> 1.5"}, # custom deps - {:ex_webrtc, "~> 0.7.0"}, + # {:ex_webrtc, "~> 0.7.0"}, + {:ex_webrtc, github: "elixir-webrtc/ex_webrtc", branch: "packet-loss", override: true}, {:ex_webrtc_dashboard, "~> 0.7.0"}, {:syn, "~> 3.3"}, {:corsica, "~> 2.1.3"}, diff --git a/k8s_broadcaster/mix.lock b/k8s_broadcaster/mix.lock index 1ab11cd..fd01adf 100644 --- a/k8s_broadcaster/mix.lock +++ b/k8s_broadcaster/mix.lock @@ -18,7 +18,7 @@ "ex_sdp": {:hex, :ex_sdp, "1.1.0", "a93d72d00704efd83f7e144e4ca9822ca4aea5b5d851353d092de40e1ad0ecdc", [:mix], [{:bunch, "~> 1.3", [hex: :bunch, repo: "hexpm", optional: false]}, {:elixir_uuid, "~> 1.2", [hex: :elixir_uuid, repo: "hexpm", optional: false]}], "hexpm", "f5c033abcda958a9b090210f9429f24b74b003c28c24175c58a033a5205a1cfe"}, "ex_stun": {:hex, :ex_stun, "0.2.0", "feb1fc7db0356406655b2a617805e6c712b93308c8ea2bf0ba1197b1f0866deb", [:mix], [], "hexpm", "1e01ba8290082ccbf37acaa5190d1f69b51edd6de2026a8d6d51368b29d115d0"}, "ex_turn": {:hex, :ex_turn, "0.2.0", "4e1f9b089e9a5ee44928d12370cc9ea7a89b84b2f6256832de65271212eb80de", [:mix], [{:ex_stun, "~> 0.2.0", [hex: :ex_stun, repo: "hexpm", optional: false]}], "hexpm", "08e884f0af2c4a147e3f8cd4ffe33e3452a256389f0956e55a8c4d75bf0e74cd"}, - "ex_webrtc": {:hex, :ex_webrtc, "0.7.0", "03fb2b5247a3eb5b7af49821a09bb4a211c9171e818d95bf759ec15e70f5ed98", [:mix], [{:crc, "~> 0.10", [hex: :crc, repo: "hexpm", optional: false]}, {:ex_dtls, "~> 0.16.0", [hex: :ex_dtls, repo: "hexpm", optional: false]}, {:ex_ice, "~> 0.9.0", [hex: :ex_ice, repo: "hexpm", optional: false]}, {:ex_libsrtp, "~> 0.7.1", [hex: :ex_libsrtp, repo: "hexpm", optional: false]}, {:ex_rtcp, "~> 0.4.0", [hex: :ex_rtcp, repo: "hexpm", optional: false]}, {:ex_rtp, "~> 0.4.0", [hex: :ex_rtp, repo: "hexpm", optional: false]}, {:ex_sctp, "0.1.0", [hex: :ex_sctp, repo: "hexpm", optional: true]}, {:ex_sdp, "~> 1.0", [hex: :ex_sdp, repo: "hexpm", optional: false]}], "hexpm", "5abe2059c0f6ca64510ceb8143327124d94957e2381cc8d989059f14747f96f4"}, + "ex_webrtc": {:git, "https://github.com/elixir-webrtc/ex_webrtc.git", "87e9304a62fd0c69ff93fe4c0a33501c36197942", [branch: "packet-loss"]}, "ex_webrtc_dashboard": {:hex, :ex_webrtc_dashboard, "0.7.0", "6b46a8271f0886345a7d7552e9642672009487b90efe45154e5f6a34b067233e", [:mix], [{:ex_webrtc, "~> 0.7.0", [hex: :ex_webrtc, repo: "hexpm", optional: false]}, {:phoenix_live_dashboard, "~> 0.8.3", [hex: :phoenix_live_dashboard, repo: "hexpm", optional: false]}], "hexpm", "9ffc0d0d7537db3f333fb94ace10415d7580b3e9667938046f1df02214fa57a2"}, "file_system": {:hex, :file_system, "1.0.1", "79e8ceaddb0416f8b8cd02a0127bdbababe7bf4a23d2a395b983c1f8b3f73edd", [:mix], [], "hexpm", "4414d1f38863ddf9120720cd976fce5bdde8e91d8283353f0e31850fa89feb9e"}, "finch": {:hex, :finch, "0.19.0", "c644641491ea854fc5c1bbaef36bfc764e3f08e7185e1f084e35e0672241b76d", [:mix], [{:mime, "~> 1.0 or ~> 2.0", [hex: :mime, repo: "hexpm", optional: false]}, {:mint, "~> 1.6.2 or ~> 1.7", [hex: :mint, repo: "hexpm", optional: false]}, {:nimble_options, "~> 0.4 or ~> 1.0", [hex: :nimble_options, repo: "hexpm", optional: false]}, {:nimble_pool, "~> 1.1", [hex: :nimble_pool, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "fc5324ce209125d1e2fa0fcd2634601c52a787aff1cd33ee833664a5af4ea2b6"}, From 7b90a1003e9ae918b974be1f18b0b3c22a7e7a17 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Micha=C5=82=20=C5=9Aled=C5=BA?= Date: Mon, 16 Dec 2024 15:28:44 +0100 Subject: [PATCH 4/7] [K8sBroadcaster] Fix terminating output whene there is no input --- k8s_broadcaster/lib/k8s_broadcaster/forwarder.ex | 1 + 1 file changed, 1 insertion(+) diff --git a/k8s_broadcaster/lib/k8s_broadcaster/forwarder.ex b/k8s_broadcaster/lib/k8s_broadcaster/forwarder.ex index ae893c8..4e2d495 100644 --- a/k8s_broadcaster/lib/k8s_broadcaster/forwarder.ex +++ b/k8s_broadcaster/lib/k8s_broadcaster/forwarder.ex @@ -265,6 +265,7 @@ defmodule K8sBroadcaster.Forwarder do nil -> Logger.info("Terminating output #{inspect(pc)} because there is no input") PeerSupervisor.terminate_pc(pc) + state input -> do_connect_output(pc, input, state) From d532f3934cb47c421756f9adab709b72df68a99f Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Micha=C5=82=20=C5=9Aled=C5=BA?= Date: Mon, 16 Dec 2024 15:37:57 +0100 Subject: [PATCH 5/7] [K8sBroadcaster] Color selected region --- k8s_broadcaster/assets/js/home.js | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/k8s_broadcaster/assets/js/home.js b/k8s_broadcaster/assets/js/home.js index 606a6c1..37ff427 100644 --- a/k8s_broadcaster/assets/js/home.js +++ b/k8s_broadcaster/assets/js/home.js @@ -316,6 +316,13 @@ function toHHMMSS(milliseconds) { return hours + ":" + minutes + ":" + seconds; } +function resetButtons() { + button1.classList.remove("border-green-500"); + button2.classList.remove("border-green-500"); + button3.classList.remove("border-green-500"); + buttonAuto.classList.remove("border-green-500"); +} + export const Home = { mounted() { const socket = new Socket('/socket', { @@ -330,21 +337,29 @@ export const Home = { button1.onclick = () => { url = button1.value console.log(url); + resetButtons(); + button1.classList.toggle("border-green-500"); connectInput(); }; button2.onclick = () => { url = button2.value + resetButtons(); + button2.classList.toggle("border-green-500"); connectInput(); }; button3.onclick = () => { url = button3.value + resetButtons(); + button3.classList.toggle("border-green-500"); connectInput(); }; buttonAuto.onclick = () => { url = buttonAuto.value + resetButtons(); + buttonAuto.classList.toggle("border-green-500"); connectInput(); }; }, From a56e47a6a24d6b6c23b02a412948284144a74c3d Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Micha=C5=82=20=C5=9Aled=C5=BA?= Date: Mon, 16 Dec 2024 15:58:38 +0100 Subject: [PATCH 6/7] [K8sBroadcaster] Add CHECK_ORIGIN env var --- k8s_broadcaster/config/runtime.exs | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/k8s_broadcaster/config/runtime.exs b/k8s_broadcaster/config/runtime.exs index e630038..419c11d 100644 --- a/k8s_broadcaster/config/runtime.exs +++ b/k8s_broadcaster/config/runtime.exs @@ -40,6 +40,15 @@ read_k8s_dist_config! = fn -> end end +read_check_origin = fn -> + case System.get_env("CHECK_ORIGIN") do + nil -> true + "true" -> true + "false" -> false + value -> String.split(value, ";") + end +end + ice_server_config = %{ urls: System.get_env("ICE_SERVER_URL") || "stun:stun.l.google.com:19302", @@ -131,7 +140,8 @@ if config_env() == :prod do ip: {0, 0, 0, 0, 0, 0, 0, 0}, port: port ], - secret_key_base: secret_key_base + secret_key_base: secret_key_base, + check_origin: read_check_origin.() whip_token = System.get_env("WHIP_TOKEN") || raise "Environment variable WHIP_TOKEN is missing." From 076eef393cf2b9c40b9e18ea54848d02653f8bad Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Micha=C5=82=20=C5=9Aled=C5=BA?= Date: Mon, 16 Dec 2024 16:01:09 +0100 Subject: [PATCH 7/7] [K8sBroadcaster] Remove empty CI workflow --- .github/workflows/k8s_broadcaster_ci.yml | 0 1 file changed, 0 insertions(+), 0 deletions(-) delete mode 100644 .github/workflows/k8s_broadcaster_ci.yml diff --git a/.github/workflows/k8s_broadcaster_ci.yml b/.github/workflows/k8s_broadcaster_ci.yml deleted file mode 100644 index e69de29..0000000