Установщик Windows узнаётся по метке ISO и имени файла: форма создания машины сама выбирает тип Windows, иначе диск был virtio и установщик его не видел

tests/test_app.py

@@ -102,7 +102,7 @@ def test_dashboard_uses_plain_language(logged_in):
 def test_vm_create_preselects_image(logged_in, data_dirs):
     (data_dirs["iso"] / "debian.iso").write_bytes(b"iso")
     html = logged_in.get("/vm/create?iso=debian.iso").text
-    assert f'value="{data_dirs["iso"] / "debian.iso"}" data-label="debian.iso" selected' in html
+    assert f'value="{data_dirs["iso"] / "debian.iso"}" data-label="debian.iso" data-os="" selected' in html
 
 
 def test_vm_create_disk_image_without_disk_size(logged_in, data_dirs, monkeypatch):

tests/test_quickvm.py

@@ -1,7 +1,10 @@
 """Quick machines from cloud images (cloud-init), OS types for installers, fixed NAT addresses."""
 import shlex
 
+import pytest
+
 import app
+import catalog
 import cloudinit
 import conftest
 import network_core
@@ -153,3 +156,37 @@ def test_vm_delete_releases_address(logged_in, data_dirs, monkeypatch):
     net_calls = recording(monkeypatch, network_core, [(["virsh", "net-dumpxml"], conftest.fake_result((conftest.FIXTURES / "net-dumpxml.xml").read_text()))])
     assert logged_in.post("/vm/web01/delete", follow_redirects=False).status_code == 303
     assert find(calls, "virsh", "undefine") and find(net_calls, "virsh", "net-update", "virtuality-nat", "delete")
+
+
+# ---------------------------------------------------------------- тип системы по установочному ISO
+def fake_iso(path, label):
+    """Минимальный ISO 9660: первичный дескриптор тома с меткой по смещению 0x8028."""
+    descriptor = bytearray(0x800)
+    descriptor[0], descriptor[1:6], descriptor[6] = 1, b"CD001", 1
+    descriptor[0x28:0x48] = label.encode().ljust(32)
+    path.write_bytes(bytes(0x8000) + bytes(descriptor))
+    return path
+
+
+@pytest.mark.parametrize("label, name, expected", [
+    ("19044_4046___WIN10_IOT_LTSC", "19044.4046---Win10-IoT-LTSC.iso", "windows10"),
+    ("CCCOMA_X64FRE_RU-RU_DV9", "Win11_24H2_Russian_x64.iso", "windows11"),
+    ("CCCOMA_X64FRE_EN-US_DV9", "windows.iso", "windows11"),  # версия неизвестна: UEFI + TPM подходят и для 10
+    ("SSS_X64FREE_EN-US_DV9", "20348.169.210806-2348.fe_release_SERVER_EVAL_x64FRE_en-us.iso", "windows10"),
+    ("SSS_X64FREV_EN-US_DV9", "26100.1742.240906-0331.ge_release_SERVER_EVAL_x64FRE_en-us.iso", "windows11"),
+    ("Ubuntu-Server 26.04 LTS amd64", "ubuntu-26.04-live-server-amd64.iso", ""),
+    ("", "debian-13.1.0-amd64-netinst.iso", ""),
+    ("smk-server", "smk-server-_1.iso", ""),
+])
+def test_guess_os_type_from_iso(label, name, expected):
+    assert catalog.guess_os_type(label, name) == expected
+
+
+def test_windows_iso_preselects_windows_type(logged_in, data_dirs):
+    """Машина с Windows 10 создалась как Linux: диск virtio, установщик Windows его не видел."""
+    fake_iso(data_dirs["iso"] / "19044.4046---Win10-IoT-LTSC.iso", "19044_4046___WIN10_IOT_LTSC")
+    fake_iso(data_dirs["iso"] / "ubuntu.iso", "Ubuntu-Server 26.04 LTS amd64")
+    assert app.iso_volume_label(data_dirs["iso"] / "ubuntu.iso") == "Ubuntu-Server 26.04 LTS amd64"
+    html = logged_in.get("/vm/create?iso=19044.4046---Win10-IoT-LTSC.iso").text
+    assert 'data-os="windows10" selected' in html and 'data-label="ubuntu.iso" data-os=""' in html
+    assert 'value="windows10" checked' in html and 'value="linux" checked' not in html