Michael Pimmer b6d1237c0c
Backups: first UI sceleton for remote / encrypted backups
Reviewed-by: James Valleroy <jvalleroy@mailbox.org>
2018-12-13 18:27:10 -05:00

123 lines
4.4 KiB
Python

#
# This file is part of FreedomBox.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
"""
Forms for backups module.
"""
from django import forms
from django.core import validators
from django.core.validators import FileExtensionValidator
from django.utils.translation import ugettext, ugettext_lazy as _
from plinth.utils import format_lazy
from plinth import cfg
from . import api
def _get_app_choices(apps):
"""Return a list of check box multiple choices from list of apps."""
choices = []
for app in apps:
name = app.app.name
if not app.has_data:
name = ugettext('{app} (No data to backup)').format(
app=app.app.name)
choices.append((app.name, name))
return choices
class CreateArchiveForm(forms.Form):
name = forms.CharField(
label=_('Archive name'), strip=True,
help_text=_('Name for new backup archive.'), validators=[
validators.RegexValidator(r'^[^/]+$', _('Invalid archive name'))
])
selected_apps = forms.MultipleChoiceField(
label=_('Included apps'), help_text=_('Apps to include in the backup'),
widget=forms.CheckboxSelectMultiple)
def __init__(self, *args, **kwargs):
"""Initialize the form with selectable apps."""
super().__init__(*args, **kwargs)
apps = api.get_all_apps_for_backup()
self.fields['selected_apps'].choices = _get_app_choices(apps)
self.fields['selected_apps'].initial = [app.name for app in apps]
class RestoreForm(forms.Form):
selected_apps = forms.MultipleChoiceField(
label=_('Select the apps you want to restore'),
widget=forms.CheckboxSelectMultiple)
def __init__(self, *args, **kwargs):
"""Initialize the form with selectable apps."""
apps = kwargs.pop('apps')
super().__init__(*args, **kwargs)
self.fields['selected_apps'].choices = _get_app_choices(apps)
self.fields['selected_apps'].initial = [app.name for app in apps]
class UploadForm(forms.Form):
file = forms.FileField(label=_('Upload File'), required=True,
validators=[FileExtensionValidator(['gz'],
'Backup files have to be in .tar.gz format')],
help_text=_('Select the backup file you want to upload'))
class CreateRepositoryForm(forms.Form):
repository = forms.CharField(
label=_('Repository path'), strip=True,
help_text=_('Path of the new repository.'))
encryption = forms.ChoiceField(
label=_('Encryption'),
help_text=format_lazy(_('"Key in Repository" means that a '
'password-protected key is stored with the backup. <br />'
'<b>You need this password to restore a backup!</b>')),
choices=[('repokey', 'Key in Repository'), ('none', 'None')]
)
passphrase = forms.CharField(
label=_('Passphrase'),
help_text=_('Passphrase; Only needed when using encryption.'),
widget=forms.PasswordInput()
)
confirm_passphrase = forms.CharField(
label=_('Confirm Passphrase'),
help_text=_('Repeat the passphrase.'),
widget=forms.PasswordInput()
)
store_passphrase = forms.BooleanField(
label=_('Store passphrase on FreedomBox'),
help_text=format_lazy(_('Store the passphrase on your {box_name}.'
'<br />You need to store the passphrase if you want to run '
'recurrent backups.'), box_name=_(cfg.box_name)),
required=False
)
def clean(self):
cleaned_data = super(CreateRepositoryForm, self).clean()
passphrase = cleaned_data.get("passphrase")
confirm_passphrase = cleaned_data.get("confirm_passphrase")
if passphrase != confirm_passphrase:
raise forms.ValidationError(
"passphrase and confirm_passphrase do not match"
)