def storage(request, host_id, pool): """ Storage pool block """ if not request.user.is_authenticated(): return HttpResponseRedirect(reverse('login')) def handle_uploaded_file(path, f_name): target = path + '/' + str(f_name) destination = open(target, 'wb+') for chunk in f_name.chunks(): destination.write(chunk) destination.close() errors = [] compute = Compute.objects.get(id=host_id) meta_prealloc = False try: conn = wvmStorage(compute.hostname, compute.login, compute.password, compute.type, pool) storages = conn.get_storages() state = conn.is_active() size, free = conn.get_size() used = (size - free) if state: percent = (used * 100) / size else: percent = 0 status = conn.get_status() path = conn.get_target_path() type = conn.get_type() autostart = conn.get_autostart() if state: conn.refresh() volumes = conn.update_volumes() else: volumes = None except libvirtError as err: errors.append(err) if request.method == 'POST': if 'start' in request.POST: try: conn.start() return HttpResponseRedirect(request.get_full_path()) except libvirtError as error_msg: errors.append(error_msg.message) if 'stop' in request.POST: try: conn.stop() return HttpResponseRedirect(request.get_full_path()) except libvirtError as error_msg: errors.append(error_msg.message) if 'delete' in request.POST: try: conn.delete() return HttpResponseRedirect(reverse('storages', args=[host_id])) except libvirtError as error_msg: errors.append(error_msg.message) if 'set_autostart' in request.POST: try: conn.set_autostart(1) return HttpResponseRedirect(request.get_full_path()) except libvirtError as error_msg: errors.append(error_msg.message) if 'unset_autostart' in request.POST: try: conn.set_autostart(0) return HttpResponseRedirect(request.get_full_path()) except libvirtError as error_msg: errors.append(error_msg.message) if 'add_volume' in request.POST: form = AddImage(request.POST) if form.is_valid(): data = form.cleaned_data if data['meta_prealloc'] and data['format'] == 'qcow2': meta_prealloc = True try: conn.create_volume(data['name'], data['size'], data['format'], meta_prealloc) return HttpResponseRedirect(request.get_full_path()) except libvirtError as err: errors.append(err) if 'del_volume' in request.POST: volname = request.POST.get('volname', '') try: vol = conn.get_volume(volname) vol.delete(0) return HttpResponseRedirect(request.get_full_path()) except libvirtError as error_msg: errors.append(error_msg.message) if 'iso_upload' in request.POST: if str(request.FILES['file']) in conn.update_volumes(): msg = _("ISO image already exist") errors.append(msg) else: handle_uploaded_file(path, request.FILES['file']) return HttpResponseRedirect(request.get_full_path()) if 'cln_volume' in request.POST: form = CloneImage(request.POST) if form.is_valid(): data = form.cleaned_data img_name = data['name'] + '.img' meta_prealloc = 0 if img_name in conn.update_volumes(): msg = _("Name of volume name already use") errors.append(msg) if not errors: if data['convert']: format = data['format'] if data['meta_prealloc'] and data['format'] == 'qcow2': meta_prealloc = True else: format = None try: conn.clone_volume(data['image'], data['name'], format, meta_prealloc) return HttpResponseRedirect(request.get_full_path()) except libvirtError as err: errors.append(err) conn.close() return render_to_response('storage.html', locals(), context_instance=RequestContext(request))
def storage(request, compute_id, pool): """ :param request: :return: """ if not request.user.is_superuser: return HttpResponseRedirect(reverse('index')) def handle_uploaded_file(path, f_name): target = path + '/' + str(f_name) destination = open(target, 'wb+') for chunk in f_name.chunks(): destination.write(chunk) destination.close() error_messages = [] compute = get_object_or_404(Compute, pk=compute_id) meta_prealloc = False try: conn = wvmStorage(compute.hostname, compute.login, compute.password, compute.type, pool) storages = conn.get_storages() state = conn.is_active() size, free = conn.get_size() used = (size - free) if state: percent = (used * 100) / size else: percent = 0 status = conn.get_status() path = conn.get_target_path() type = conn.get_type() autostart = conn.get_autostart() if state: conn.refresh() volumes = conn.update_volumes() else: volumes = None except libvirtError as lib_err: error_messages.append(lib_err) if request.method == 'POST': if 'start' in request.POST: try: conn.start() return HttpResponseRedirect(request.get_full_path()) except libvirtError as lib_err: error_messages.append(lib_err.message) if 'stop' in request.POST: try: conn.stop() return HttpResponseRedirect(request.get_full_path()) except libvirtError as lib_err: error_messages.append(lib_err.message) if 'delete' in request.POST: try: conn.delete() return HttpResponseRedirect(reverse('storages', args=[compute_id])) except libvirtError as lib_err: error_messages.append(lib_err.message) if 'set_autostart' in request.POST: try: conn.set_autostart(1) return HttpResponseRedirect(request.get_full_path()) except libvirtError as lib_err: error_messages.append(lib_err.message) if 'unset_autostart' in request.POST: try: conn.set_autostart(0) return HttpResponseRedirect(request.get_full_path()) except libvirtError as lib_err: error_messages.append(lib_err.message) if 'add_volume' in request.POST: form = AddImage(request.POST) if form.is_valid(): data = form.cleaned_data if data['meta_prealloc'] and data['format'] == 'qcow2': meta_prealloc = True try: conn.create_volume(data['name'], data['size'], data['format'], meta_prealloc) messages.success(request, _("Image file {} is created successfully".format(data['name']+".img"))) return HttpResponseRedirect(request.get_full_path()) except libvirtError as lib_err: error_messages.append(lib_err) else: for msg_err in form.errors.values(): error_messages.append(msg_err.as_text()) if 'del_volume' in request.POST: volname = request.POST.get('volname', '') try: vol = conn.get_volume(volname) vol.delete(0) messages.success(request, _('Volume: {} is deleted.'.format(volname))) return HttpResponseRedirect(request.get_full_path()) except libvirtError as lib_err: error_messages.append(lib_err.message) if 'iso_upload' in request.POST: if str(request.FILES['file']) in conn.update_volumes(): error_msg = _("ISO image already exist") error_messages.append(error_msg) else: handle_uploaded_file(path, request.FILES['file']) messages.success(request, _('ISO: {} is uploaded.'.format(request.FILES['file']))) return HttpResponseRedirect(request.get_full_path()) if 'cln_volume' in request.POST: form = CloneImage(request.POST) if form.is_valid(): data = form.cleaned_data img_name = data['name'] + '.img' meta_prealloc = 0 if img_name in conn.update_volumes(): msg = _("Name of volume name already use") error_messages.append(msg) if not error_messages: if data['convert']: format = data['format'] if data['meta_prealloc'] and data['format'] == 'qcow2': meta_prealloc = True else: format = None try: conn.clone_volume(data['image'], data['name'], format, meta_prealloc) messages.success(request, _("{} image cloned as {} successfully".format(data['image'], data['name'] + ".img"))) return HttpResponseRedirect(request.get_full_path()) except libvirtError as lib_err: error_messages.append(lib_err) else: for msg_err in form.errors.values(): error_messages.append(msg_err.as_text()) conn.close() return render(request, 'storage.html', locals())
def storage(request, compute_id, pool): """ :param request: :param compute_id: :param pool: :return: """ def handle_uploaded_file(path, f_name): target = path + "/" + str(f_name) destination = open(target, "wb+") for chunk in f_name.chunks(): destination.write(chunk) destination.close() compute = get_object_or_404(Compute, pk=compute_id) meta_prealloc = False form = CreateVolumeForm() conn = wvmStorage(compute.hostname, compute.login, compute.password, compute.type, pool) storages = conn.get_storages() state = conn.is_active() size, free = conn.get_size() used = size - free if state: percent = (used * 100) // size else: percent = 0 status = conn.get_status() path = conn.get_target_path() type = conn.get_type() autostart = conn.get_autostart() if state: conn.refresh() volumes = conn.update_volumes() else: volumes = None if request.method == "POST": if "start" in request.POST: conn.start() return HttpResponseRedirect(request.get_full_path()) if "stop" in request.POST: conn.stop() return HttpResponseRedirect(request.get_full_path()) if "delete" in request.POST: conn.delete() return HttpResponseRedirect(reverse("storages", args=[compute_id])) if "set_autostart" in request.POST: conn.set_autostart(1) return HttpResponseRedirect(request.get_full_path()) if "unset_autostart" in request.POST: conn.set_autostart(0) return HttpResponseRedirect(request.get_full_path()) if "del_volume" in request.POST: volname = request.POST.get("volname", "") vol = conn.get_volume(volname) vol.delete(0) messages.success( request, _("Volume: %(volume)s is deleted.") % {"vol": volname}) return redirect(reverse("storage", args=[compute.id, pool])) # return HttpResponseRedirect(request.get_full_path()) if "iso_upload" in request.POST: if str(request.FILES["file"]) in conn.update_volumes(): error_msg = _("ISO image already exist") messages.error(request, error_msg) else: handle_uploaded_file(path, request.FILES["file"]) messages.success( request, _("ISO: %(file)s is uploaded.") % {"file": request.FILES["file"]}) return HttpResponseRedirect(request.get_full_path()) if "cln_volume" in request.POST: form = CloneImage(request.POST) if form.is_valid(): data = form.cleaned_data img_name = data["name"] meta_prealloc = 0 if img_name in conn.update_volumes(): msg = _("Name of volume already in use") messages.error(request, msg) if data["convert"]: format = data["format"] if data["meta_prealloc"] and data["format"] == "qcow2": meta_prealloc = True else: format = None try: name = conn.clone_volume(data["image"], data["name"], format, meta_prealloc) messages.success( request, _("%(image)s image cloned as %(clone)s successfully") % { "image": data["image"], "name": name }, ) return HttpResponseRedirect(request.get_full_path()) except libvirtError as lib_err: messages.error(request, lib_err) else: for msg_err in form.errors.values(): messages.error(request, msg_err.as_text()) conn.close() return render(request, "storage.html", locals())