mirror of
https://github.com/freedombox/FreedomBox.git
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10df3004ac
- Use df --block-size=1 instead --human-readable to fix locale issue #1043. - Code cleanup: get available space directly, better variable/module names. Signed-off-by: Johannes Keyser <johanneskeyser@posteo.de> Reviewed-by: James Valleroy <jvalleroy@mailbox.org>
105 lines
3.5 KiB
Python
105 lines
3.5 KiB
Python
#
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# This file is part of Plinth.
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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 storage module.
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"""
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import logging
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from django.contrib import messages
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from django.shortcuts import redirect
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from django.template.response import TemplateResponse
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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 plinth.modules import storage
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from plinth.utils import format_lazy, is_user_admin
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logger = logging.getLogger(__name__)
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def index(request):
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"""Show connection list."""
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disks = storage.get_disks()
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root_device = storage.get_root_device(disks)
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expandable_root_size = storage.is_expandable(root_device)
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expandable_root_size = storage.format_bytes(expandable_root_size)
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warn_about_low_disk_space(request)
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return TemplateResponse(request, 'storage.html',
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{'title': _('Storage'),
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'disks': disks,
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'expandable_root_size': expandable_root_size})
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def expand(request):
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"""Warn and expand the root partition."""
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disks = storage.get_disks()
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root_device = storage.get_root_device(disks)
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if request.method == 'POST':
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expand_partition(request, root_device)
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return redirect(reverse('storage:index'))
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expandable_root_size = storage.is_expandable(root_device)
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expandable_root_size = storage.format_bytes(expandable_root_size)
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return TemplateResponse(request, 'storage_expand.html',
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{'title': _('Expand Root Partition'),
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'expandable_root_size': expandable_root_size})
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def expand_partition(request, device):
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"""Expand the partition."""
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try:
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storage.expand_partition(device)
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except Exception as exception:
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messages.error(request, _('Error expanding partition: {exception}')
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.format(exception=exception))
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else:
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messages.success(request, _('Partition expanded successfully.'))
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def warn_about_low_disk_space(request):
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"""Warn about insufficient space on root partition."""
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if not is_user_admin(request, cached=True):
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return
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disks = storage.get_disks()
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list_root = [disk for disk in disks if disk['mountpoint'] == '/']
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if not list_root:
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logger.error('Error getting information about root partition.')
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return
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percent_used = list_root[0]['percent_used']
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size_bytes = list_root[0]['size']
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free_bytes = list_root[0]['free']
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free_gib = free_bytes / (1024 ** 3)
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message = format_lazy(
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# Translators: xgettext:no-python-format
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_('Warning: Low space on system partition ({percent_used}% used, '
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'{free_space} free).'),
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percent_used=percent_used,
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free_space=storage.format_bytes(free_bytes))
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if percent_used > 90 or free_gib < 1:
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messages.error(request, message)
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elif percent_used > 75 or free_gib < 2:
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messages.warning(request, message)
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