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cdf07a92b4
When a block device with a filesystem is selected for ejecting, all the filesystems on the drive to which the selected filesystem belongs will first be unmounted. Finally the drive itself is ejected. Reviewed-by: James Valleroy <jvalleroy@mailbox.org>
80 lines
2.4 KiB
Python
80 lines
2.4 KiB
Python
#
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# This file is part of FreedomBox.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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"""
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Views for udiskie module.
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"""
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import urllib.parse
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from logging import Logger
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from django.contrib import messages
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from django.shortcuts import redirect
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from django.urls import reverse
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from django.utils.translation import ugettext as _
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from django.views.decorators.http import require_POST
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from plinth.views import ServiceView
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from . import udisks2
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logger = Logger(__name__)
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class Index(ServiceView):
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"""View to show devices."""
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template_name = 'udiskie.html'
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def get_context_data(self, *args, **kwargs):
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"""Return the context data rendering the template."""
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context = super().get_context_data(**kwargs)
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context['devices'] = udisks2.list_devices()
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return context
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@require_POST
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def eject(request, device_path):
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"""Eject a device, given its path.
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Device path is quoted with slashes written as %2F.
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"""
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device_path = urllib.parse.unquote(device_path)
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try:
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drive = udisks2.eject_drive_of_device(device_path)
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if drive:
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messages.success(
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request,
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_('{drive_vendor} {drive_model} can be safely unplugged.')
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.format(drive_vendor=drive['vendor'],
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drive_model=drive['model']))
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else:
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messages.success(request, _('Device can be safely unplugged.'))
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except Exception as exception:
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try:
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message = udisks2.get_error_message(exception)
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except AttributeError:
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message = str(exception)
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logger.exception('Error ejecting device - %s', message)
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messages.error(
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request,
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_('Error ejecting device: {error_message}').format(
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error_message=message))
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return redirect(reverse('udiskie:index'))
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