feat(server): host detail LiveView with metrics/pools/snapshots/storage/vms

server/test/server_web/live/host_detail_live_test.exs

@@ -0,0 +1,84 @@
+defmodule ServerWeb.HostDetailLiveTest do
+  use ServerWeb.ConnCase, async: false
+
+  import Phoenix.LiveViewTest
+  alias Server.{Hosts, Metrics}
+
+  defp auth(conn), do: Plug.Test.init_test_session(conn, %{authenticated: true})
+
+  setup do
+    {:ok, {host, _}} = Hosts.create_host("pve-01")
+    {:ok, _} = Hosts.mark_online(host, "0.1.0")
+
+    fast = %{
+      "host" => %{"load1" => 0.25, "load5" => 0.3, "load15" => 0.4},
+      "zfs_pools" => %{
+        "pools" => [
+          %{
+            "name" => "rpool",
+            "health" => "ONLINE",
+            "capacity_percent" => 40,
+            "error_count" => 0,
+            "last_scrub_end" => "Sat Apr 19 02:00:00 2026"
+          }
+        ]
+      },
+      "storage" => %{
+        "storages" => [
+          %{"name" => "local", "type" => "dir", "used_bytes" => 10, "total_bytes" => 100}
+        ]
+      },
+      "vms_runtime" => %{
+        "vms" => [%{"vmid" => 100, "name" => "nginx", "type" => "qemu", "status" => "running"}]
+      }
+    }
+
+    medium = %{
+      "zfs_datasets" => %{
+        "datasets" => [
+          %{
+            "name" => "rpool/data",
+            "snapshot_count" => 2,
+            "newest_snapshot_unix" => 1_745_193_600,
+            "oldest_snapshot_unix" => 1_745_107_200
+          }
+        ]
+      },
+      "vms_detail" => %{"vms" => []}
+    }
+
+    slow = %{
+      "system_info" => %{
+        "pve_version" => "pve-manager/8.3.1",
+        "zfs_version" => "zfs-2.3.0",
+        "pending_updates" => 0
+      }
+    }
+
+    {:ok, _} = Metrics.record_sample(host.id, "fast", DateTime.utc_now(), fast)
+    {:ok, _} = Metrics.record_sample(host.id, "medium", DateTime.utc_now(), medium)
+    {:ok, _} = Metrics.record_sample(host.id, "slow", DateTime.utc_now(), slow)
+
+    %{host: host}
+  end
+
+  test "renders sections for metrics, pools, snapshots, storage, VMs", %{
+    conn: conn,
+    host: host
+  } do
+    {:ok, _view, html} = live(auth(conn), ~p"/hosts/#{host.name}")
+
+    assert html =~ "pve-01"
+    assert html =~ "pve-manager/8.3.1"
+    assert html =~ "rpool"
+    assert html =~ "ONLINE"
+    assert html =~ "nginx"
+    assert html =~ "rpool/data"
+    assert html =~ "local"
+  end
+
+  test "404 for unknown host", %{conn: conn} do
+    assert {:error, {:live_redirect, %{to: "/"}}} =
+             live(auth(conn), ~p"/hosts/unknown")
+  end
+end