Add observer, prometheus and grafana

docker/observer_web/dev.exs

@@ -0,0 +1,115 @@
+# Development server for Observer Web
+
+# Phoenix
+
+defmodule WebDev.Router do
+  use Phoenix.Router, helpers: false
+
+  import Observer.Web.Router
+
+  pipeline :browser do
+    plug(:fetch_session)
+  end
+
+  scope "/" do
+    pipe_through(:browser)
+
+    observer_dashboard("/observer")
+  end
+end
+
+defmodule WebDev.Endpoint do
+  use Phoenix.Endpoint, otp_app: :observer_web
+
+  socket("/live", Phoenix.LiveView.Socket)
+  socket("/phoenix/live_reload/socket", Phoenix.LiveReloader.Socket)
+
+  plug(Phoenix.LiveReloader)
+  plug(Phoenix.CodeReloader)
+
+  plug(Plug.Session,
+    store: :cookie,
+    key: "_observer_web_key",
+    signing_salt: "/VEDsdfsffMnp5"
+  )
+
+  plug(WebDev.Router)
+end
+
+defmodule WebDev.ErrorHTML do
+  use Phoenix.Component
+
+  def render(template, _assigns) do
+    Phoenix.Controller.status_message_from_template(template)
+  end
+end
+
+# Configuration
+
+port = "PORT" |> System.get_env("4000") |> String.to_integer()
+
+Application.put_env(:observer_web, WebDev.Endpoint,
+  adapter: Bandit.PhoenixAdapter,
+  check_origin: false,
+  debug_errors: true,
+  http: [port: port],
+  live_view: [signing_salt: "eX7TFPY6Y/+XQ1o2pOUW3DjgAoXGTAdX"],
+  pubsub_server: ObserverWeb.PubSub,
+  render_errors: [formats: [html: WebDev.ErrorHTML], layout: false],
+  secret_key_base: "jAu3udxm+8tIRDXLLKo+EupAlEvdLsnNG82O8e9nqylpBM9gP8AjUnZ4PWNttztU",
+  url: [host: "localhost"],
+  watchers: [
+    esbuild: {Esbuild, :install_and_run, [:default, ~w(--sourcemap=inline --watch)]},
+    tailwind: {Tailwind, :install_and_run, [:default, ~w(--watch)]}
+  ],
+  live_reload: [
+    patterns: [
+      ~r"priv/static/.*(js|css|png|jpeg|jpg|gif|svg)$",
+      ~r"lib/web/components/.*(ex)$",
+      ~r"lib/web/live/.*(ex)$"
+    ]
+  ]
+)
+
+Application.put_env(:phoenix, :serve_endpoints, true)
+Application.put_env(:phoenix, :persistent, true)
+
+Task.async(fn ->
+  # Stop the default Telemetry server to start a new one with new defaults
+  mode = "OBSERVER_WEB_TELEMETRY_MODE" |> System.get_env("local") |> String.to_atom()
+
+  retention_period =
+    "OBSERVER_WEB_TELEMETRY_RETENTION_PERIOD" |> System.get_env("1800000") |> String.to_integer()
+
+  telemetry_module = ObserverWeb.Telemetry.Storage
+  :ok = Supervisor.terminate_child(ObserverWeb.Application, telemetry_module)
+  :ok = Supervisor.delete_child(ObserverWeb.Application, telemetry_module)
+
+  {:ok, _} =
+    Supervisor.start_child(
+      ObserverWeb.Application,
+      {telemetry_module, [mode: mode, data_retention_period: retention_period]}
+    )
+
+  {:ok, _} = Supervisor.start_child(ObserverWeb.Application, WebDev.Endpoint)
+
+  Process.sleep(:infinity)
+end)
+
+# ============================================================
+# Автоподключение к узлам EventHub с задержкой
+# ============================================================
+Task.start(fn ->
+  :timer.sleep(7000)   # даём время на полный старт Phoenix
+  nodes = [
+    :"eventhub-node1@eventhub-node1",
+    :"eventhub-node2@eventhub-node2",
+    :"eventhub-node3@eventhub-node3"
+  ]
+  Enum.each(nodes, fn node ->
+    case Node.connect(node) do
+      true  -> IO.puts("Connected to #{node}")
+      false -> IO.puts("Failed to connect to #{node} (will retry manually)")
+    end
+  end)
+end)