Update server list dynamically

lib/chronoscope/nts.ex

@@ -12,6 +12,7 @@ defmodule Chronoscope.NTS do
   @registry Application.compile_env(:chronoscope, :registry, Registry)
   @genserver Application.compile_env(:chronoscope, :gen_server, GenServer)
   @dynamic_supervisor Application.compile_env(:chronoscope, :dynamic_supervisor, DynamicSupervisor)
+  @topic "nts-servers"
 
   def healthy?() do
     true
@@ -37,6 +38,7 @@ defmodule Chronoscope.NTS do
     %{host: host, port: port}
     |> client_pid()
     |> @genserver.call(:key_establishment)
+    |> tap(fn _ -> ChronoscopeWeb.Endpoint.broadcast(@topic, "", "") end)
   end
 
   defp client_pid(server) do

lib/chronoscope_web/live/index_live.ex

@@ -10,7 +10,7 @@ defmodule ChronoscopeWeb.IndexLive do
     {:ok, assign(socket, %{servers: NTS.list()})}
   end
 
-  def handle_info(%{topic: @topic, payload: servers}, socket) do
-    {:noreply, assign(socket, %{servers: servers})}
+  def handle_info(%{topic: @topic}, socket) do
+    {:noreply, assign(socket, %{servers: NTS.list()})}
   end
 end

lib/chronoscope_web/live/index_live.html.heex

@@ -1,21 +1,27 @@
 <table class="mx-auto border-collapse table-auto min-w-full divide-y divide-zinc-200 dark:divide-zinc-700 text-left">
     <thead>
         <tr>
-            <th scope="col" class="py-3 px-6">
+            <th scope="col" class="py-3 px-6 whitespace-nowrap">
                 Host
             </th>
-            <th scope="col" class="py-3 px-6">
+            <th scope="col" class="py-3 px-6 whitespace-nowrap">
                 Status
             </th>
-            <th scope="col" class="py-3 px-6">
+            <th scope="col" class="py-3 px-6 whitespace-nowrap">
                 Algorithm
             </th>
-            <th scope="col" class="py-3 px-6">
+            <th scope="col" class="py-3 px-6 whitespace-nowrap">
                 Cookies
             </th>
-            <th scope="col" class="py-3 px-6">
+            <th scope="col" class="py-3 px-6 whitespace-nowrap">
                 Cookie Length
             </th>
+            <th scope="col" class="py-3 px-6 whitespace-nowrap">
+                Certificate Expiration
+            </th>
+            <th scope="col" class="py-3 px-6 whitespace-nowrap">
+                Last Check
+            </th>
         </tr>
     </thead>
     <tbody>
@@ -38,6 +44,12 @@
             <td class="py-4 px-6 whitespace-nowrap">
                 <%= response.cookie_length %>
             </td>
+            <td class="py-4 px-6 whitespace-nowrap">
+                <%= response.cert_expiration %>
+            </td>
+            <td class="py-4 px-6 whitespace-nowrap">
+                <%= server.last_key_establishment %>
+            </td>
 
             <% else %>
             <td class="py-4 px-6 whitespace-nowrap">
@@ -54,6 +66,11 @@
             <td class="py-4 px-6 whitespace-nowrap"> - </td>
             <td class="py-4 px-6 whitespace-nowrap"> - </td>
             <td class="py-4 px-6 whitespace-nowrap"> - </td>
+            <td class="py-4 px-6 whitespace-nowrap"> - </td>
+
+            <td class="py-4 px-6 whitespace-nowrap">
+                <%= server.last_key_establishment %>
+            </td>
             <% end %>
         </tr>
     </tbody>

test/chronoscope/gemini_test.exs

@@ -8,7 +8,6 @@ defmodule Chronoscope.GeminiTest do
 
   import Mox
 
-  setup :verify_on_exit!
 
   describe "Chronoscope.Gemini.healthy?()" do
     test "is healthy" do

test/chronoscope_web/controllers/page_controller_test.exs

@@ -1,8 +1,17 @@
 defmodule ChronoscopeWeb.PageControllerTest do
   use ChronoscopeWeb.ConnCase, async: true
 
+  alias Chronoscope.DynamicSupervisorMock
+
+  import Mox
+
+  setup :verify_on_exit!
+
   test "GET /", %{conn: conn} do
+    DynamicSupervisorMock
+    |> expect(:which_children, fn _ -> [] end)
+
     conn = get(conn, ~p"/")
-    assert html_response(conn, 200) =~ "Peace of mind from prototype to production"
+    assert html_response(conn, 200) =~ "Chronoscope"
   end
 end