Патч монтирования ISO в существующую VM был добавлен
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#!/usr/bin/env python3
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from pathlib import Path
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import sys
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app_path = Path(sys.argv[1]) if len(sys.argv) > 1 else Path('/opt/virtuality/web/app.py')
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if not app_path.exists():
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raise SystemExit(f'app.py not found: {app_path}')
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app_dir = app_path.resolve().parent
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template_path = app_dir / 'templates' / 'vm_detail.html'
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changed = []
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text = app_path.read_text()
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helpers = r'''
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def vm_state(name: str) -> str:
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result = run_cmd(["virsh", "domstate", name], timeout=8)
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return (result.get("stdout") or "unknown").strip().lower()
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def current_vm_iso(name: str) -> str:
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result = run_cmd(["virsh", "domblklist", name, "--details"], timeout=10)
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if not result.get("ok"):
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return ""
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for line in (result.get("stdout") or "").splitlines():
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if ".iso" not in line.lower():
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continue
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parts = line.split()
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if parts:
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return parts[-1]
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return ""
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def detach_vm_iso(name: str) -> tuple[bool, str]:
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if not valid_vm_name(name) or not vm_exists(name):
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return False, "VM не найдена."
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xml = run_cmd(["virsh", "dumpxml", name], timeout=12)
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cdrom_targets: list[str] = []
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if xml.get("ok"):
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try:
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root = ET.fromstring(xml.get("stdout") or "")
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devices = root.find("devices")
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if devices is not None:
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for disk in devices.findall("disk"):
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if disk.attrib.get("device") != "cdrom":
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continue
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target = disk.find("target")
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dev = target.attrib.get("dev") if target is not None else ""
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if dev:
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cdrom_targets.append(dev)
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except Exception:
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pass
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if not cdrom_targets:
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cdrom_targets = ["sda", "hda", "sdb", "hdc"]
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running = vm_state(name) == "running"
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errors = []
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changed_any = False
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for target in cdrom_targets:
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commands = []
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if running:
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commands.append(["virsh", "detach-disk", name, target, "--live"])
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commands.append(["virsh", "detach-disk", name, target, "--config"])
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for cmd in commands:
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result = run_cmd(cmd, timeout=30)
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if result.get("ok"):
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changed_any = True
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elif result.get("stderr"):
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errors.append(result.get("stderr"))
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if changed_any:
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return True, "ISO был отмонтирован."
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return False, errors[-1] if errors else "Подключенный ISO не найден."
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def mount_vm_iso(name: str, iso_path: str) -> tuple[bool, str]:
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if not valid_vm_name(name) or not vm_exists(name):
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return False, "VM не найдена."
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iso = Path(iso_path or "").resolve()
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try:
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iso_root = ISO_DIR.resolve()
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except Exception:
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iso_root = Path("/var/lib/virtuality/iso")
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if iso_root not in iso.parents or iso.suffix.lower() != ".iso" or not iso.exists():
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return False, "ISO должен быть существующим .iso файлом из /var/lib/virtuality/iso."
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# Keep only one mounted ISO/CD-ROM device managed by the panel.
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detach_vm_iso(name)
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running = vm_state(name) == "running"
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base = ["virsh", "attach-disk", name, str(iso), "sda", "--type", "cdrom", "--mode", "readonly"]
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if running:
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live = run_cmd(base + ["--live"], timeout=30)
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if not live.get("ok"):
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return False, live.get("stderr") or "Не удалось подключить ISO к запущенной VM."
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config = run_cmd(base + ["--config"], timeout=30)
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if not config.get("ok"):
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return False, config.get("stderr") or "Не удалось сохранить ISO в конфигурации VM."
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return True, "ISO был смонтирован в VM. Если гостевая ОС его не увидела сразу, перезагрузи VM или обнови устройства внутри гостевой ОС."
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'''
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if 'def mount_vm_iso(name: str, iso_path: str)' not in text:
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marker = '\n\ndef vm_details(name: str) -> dict[str, Any]:'
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if marker not in text:
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raise SystemExit('vm_details marker not found')
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text = text.replace(marker, helpers + marker, 1)
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changed.append('existing VM ISO mount helpers added')
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else:
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changed.append('existing VM ISO mount helpers already present')
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if '"current_iso": current_vm_iso(name)' not in text:
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old = '"boot_message": request.query_params.get("boot_message", ""), "boot_error": request.query_params.get("boot_error", "")})'
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new = '"boot_message": request.query_params.get("boot_message", ""), "boot_error": request.query_params.get("boot_error", ""), "isos": list_iso_files(), "current_iso": current_vm_iso(name), "iso_message": request.query_params.get("iso_message", ""), "iso_error": request.query_params.get("iso_error", "")})'
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if old not in text:
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# Fallback for installations without boot-order patch context yet.
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old = '"host_ip": system_summary()["ip"]})'
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new = '"host_ip": system_summary()["ip"], "isos": list_iso_files(), "current_iso": current_vm_iso(name), "iso_message": request.query_params.get("iso_message", ""), "iso_error": request.query_params.get("iso_error", "")})'
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if old not in text:
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raise SystemExit('vm detail context marker not found')
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text = text.replace(old, new, 1)
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changed.append('vm detail context gets ISO mount data')
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else:
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changed.append('vm detail context already has ISO mount data')
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routes = r'''
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@app.post("/vm/{name}/iso/mount")
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def vm_iso_mount_apply(request: Request, name: str, iso_path: str = Form(...)):
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auth_redirect = require_auth(request)
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if auth_redirect:
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return auth_redirect
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ok, message = mount_vm_iso(name, iso_path)
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if ok:
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return RedirectResponse(url=f"/vm/{name}?iso_message={message}", status_code=303)
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return RedirectResponse(url=f"/vm/{name}?iso_error={message}", status_code=303)
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@app.post("/vm/{name}/iso/unmount")
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def vm_iso_unmount_apply(request: Request, name: str):
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auth_redirect = require_auth(request)
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if auth_redirect:
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return auth_redirect
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ok, message = detach_vm_iso(name)
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if ok:
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return RedirectResponse(url=f"/vm/{name}?iso_message={message}", status_code=303)
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return RedirectResponse(url=f"/vm/{name}?iso_error={message}", status_code=303)
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'''
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if '@app.post("/vm/{name}/iso/mount")' not in text:
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marker = '\n\n@app.post("/vm/{name}/{action}")'
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if marker not in text:
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raise SystemExit('generic vm action marker not found')
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text = text.replace(marker, routes + marker, 1)
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changed.append('existing VM ISO mount routes added')
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else:
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changed.append('existing VM ISO mount routes already present')
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app_path.write_text(text)
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if template_path.exists():
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tpl = template_path.read_text()
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original = tpl
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if 'action="/vm/{{ vm.name }}/iso/mount"' not in tpl:
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block = r'''
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{% if iso_message %}
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<div class="alert success">{{ iso_message }}</div>
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{% endif %}
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{% if iso_error %}
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<div class="alert danger">{{ iso_error }}</div>
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{% endif %}
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<section class="card">
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<div class="card-head">
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<h2>ISO-привод</h2>
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<span class="pill">cdrom</span>
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</div>
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{% if current_iso %}
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<div class="notice">Сейчас подключен ISO: <b>{{ current_iso }}</b></div>
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{% else %}
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<div class="muted small-note">ISO сейчас не подключён.</div>
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{% endif %}
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<form method="post" action="/vm/{{ vm.name }}/iso/mount" class="form-grid">
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<label>
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<span>ISO образ</span>
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<select name="iso_path" required>
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{% for iso in isos %}
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<option value="{{ iso.path }}" {% if current_iso == iso.path %}selected{% endif %}>{{ iso.name }} — {{ iso.size }}</option>
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{% endfor %}
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</select>
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</label>
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<button class="primary wide" type="submit" {% if not isos %}disabled{% endif %}>Смонтировать ISO в VM</button>
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</form>
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<form method="post" action="/vm/{{ vm.name }}/iso/unmount" class="form-grid" onsubmit="return confirm('Отмонтировать ISO из VM {{ vm.name }}?');">
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<button type="submit" class="ghost wide">Отмонтировать ISO</button>
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</form>
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{% if not isos %}
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<div class="alert danger">ISO-образов пока нет. Сначала загрузи .iso в разделе ISO.</div>
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{% endif %}
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<p class="muted small-note">Для запущенной VM ISO подключается live и сохраняется в конфигурации. Для выключенной VM ISO будет доступен при следующем старте. Чтобы загрузиться с ISO, выставь порядок загрузки “Сначала ISO/CD-ROM, потом диск”.</p>
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</section>
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'''
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marker = '\n\n <section class="grid two">'
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if marker not in tpl:
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raise SystemExit('vm detail grid marker not found')
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tpl = tpl.replace(marker, block + marker, 1)
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changed.append('ISO mount card added to vm_detail.html')
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if tpl != original:
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template_path.write_text(tpl)
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print('existing VM ISO mount patch applied:')
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for item in changed:
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print(f'- {item}')
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