def summarize_device(device, part_filter=lambda p: True):
"""Return content for a table summarizing device.
This (obj, cells) where obj is either device itself, a partition of
device or None and cells is part of an argument to TableRow that
will span 4 columns that describes device or a partition of
device. This sounds a bit strange but hopefully you can figure it
out by looking at the uses of this function.
"""
label = labels.label(device)
anns = labels.annotations(device)
if anns:
label = "{} ({})".format(label, ", ".join(anns))
rows = [(device, [
(2, Text(label)),
Text(labels.desc(device)),
Text(humanize_size(device.size), align="right"),
])]
partitions = device.partitions()
if partitions:
for part in device.partitions():
if not part_filter(part):
continue
details = ", ".join(
labels.annotations(part) + labels.usage_labels(part))
rows.append((part, [
Text(labels.label(part, short=True)),
(2, Text(details)),
Text(humanize_size(part.size), align="right"),
]))
else:
rows.append((None, [
(4, Color.info_minor(Text(", ".join(labels.usage_labels(device)))))
]))
return rows
def __init__(self, parent, obj):
self.parent = parent
self.obj = obj
fs = obj.fs()
if fs is not None:
title = _("Remove filesystem from {device}").format(
device=labels.desc(obj))
lines = [
_("Do you really want to remove the existing filesystem "
"from {device}?").format(device=labels.label(obj)),
"",
]
m = fs.mount()
if m is not None:
lines.append(
_("It is formatted as {fstype} and mounted at "
"{path}").format(fstype=fs.fstype, path=m.path))
else:
lines.append(
_("It is formatted as {fstype} and not mounted.").format(
fstype=fs.fstype))
else:
if obj.type == "lvm_volgroup":
things = _("logical volumes")
else:
things = _("partitions")
# things is either "logical volumes" or "partitions"
title = _("Remove all {things} from {obj}").format(
things=things, obj=labels.desc(obj))
lines = [
_("Do you really want to remove all {things} from "
"{obj}?").format(things=things, obj=labels.label(obj)),
"",
]
# XXX summarize partitions here?
delete_btn = danger_btn(label=_("Reformat"), on_press=self.confirm)
widgets = [
Text("\n".join(lines)),
Text(""),
button_pile([
delete_btn,
other_btn(label=_("Cancel"), on_press=self.cancel),
]),
]
super().__init__(title, widgets, 0, 2)
def for_client(self, min_size):
from subiquity.common.filesystem import labels
from subiquity.common.types import Disk
return Disk(
id=self.id,
label=labels.label(self),
type=labels.desc(self),
size=self.size,
usage_labels=labels.usage_labels(self),
partitions=[p.for_client() for p in self._partitions],
ok_for_guided=self.size >= min_size)
def _summarize(self, prefix, device):
if device.fs() is not None:
fs = device.fs()
text = prefix + _("formatted as {fstype}").format(fstype=fs.fstype)
if fs.mount():
text += _(", mounted at {path}").format(path=fs.mount().path)
else:
text += _(", not mounted")
else:
text = prefix + _("unused {device}").format(
device=labels.desc(device))
return TableRow([(2, Color.info_minor(Text(text)))])
def __init__(self, parent, obj):
self.parent = parent
self.obj = obj
lines = [
Text(
_("Do you really want to delete the {desc} {label}?").format(
desc=labels.desc(obj), label=labels.label(obj))),
Text(""),
]
stretchy_index = 0
fs = obj.fs()
if fs is not None:
m = fs.mount()
if m is not None:
lines.append(
Text(
_("It is formatted as {fstype} and mounted at "
"{path}").format(fstype=fs.fstype, path=m.path)))
else:
lines.append(
Text(
_("It is formatted as {fstype} and not mounted.").
format(fstype=fs.fstype)))
elif hasattr(obj, 'partitions') and len(obj.partitions()) > 0:
n = len(obj.partitions())
if obj.type == "lvm_volgroup":
line = ngettext("It contains 1 logical volume",
"It contains {n} logical volumes", n)
else:
line = ngettext("It contains 1 partition",
"It contains {n} partitions", n)
lines.append(Text(line.format(n=n)))
lines.append(Text(""))
stretchy_index = len(lines)
rows = []
for p, cells in summarize_device(obj):
if p not in [None, obj]:
rows.append(TableRow(cells))
lines.append(TablePile(rows))
else:
lines.append(Text(_("It is not formatted or mounted.")))
delete_btn = danger_btn(label=_("Delete"), on_press=self.confirm)
widgets = lines + [
Text(""),
button_pile([
delete_btn,
other_btn(label=_("Cancel"), on_press=self.cancel),
]),
]
super().__init__("", widgets, stretchy_index, len(lines) + 1)
def __init__(self, parent, obj, action, whynot):
self.parent = parent
self.obj = obj
title = "Cannot {action} {type}".format(action=_(action.value).lower(),
type=labels.desc(obj))
widgets = [
Text(whynot),
Text(""),
button_pile([
other_btn(label=_("Close"), on_press=self.close),
]),
]
super().__init__(title, widgets, 0, 2)
def set_bound_form_field(self, bff):
super().set_bound_form_field(bff)
self.all_rows = []
for kind, device in bff.form.possible_components:
if kind == LABEL:
self.all_rows.append(TableRow([
Text(" " + labels.label(device)),
Text(humanize_size(device.size), align='right')
]))
self.no_selector_rows.append(self.all_rows[-1])
self.all_rows.append(TableRow([
(2, Color.info_minor(Text(" " + labels.desc(device))))
]))
self.no_selector_rows.append(self.all_rows[-1])
else:
label = labels.label(device, short=True)
if kind == DEVICE:
prefix = " "
elif kind == PART:
label = " " + label
prefix = " "
else:
raise Exception("unexpected kind {}".format(kind))
box = CheckBox(
label,
on_state_change=self._state_change_device,
user_data=device)
self.device_to_checkbox[device] = box
size = Text(humanize_size(device.size), align='right')
self.all_rows.append(Color.menu_button(TableRow([box, size])))
self.no_selector_rows.append(self.all_rows[-1])
selector = Selector(['active', 'spare'])
connect_signal(
selector, 'select', self._select_active_spare, device)
selector = Toggleable(
UrwidPadding(
Color.menu_button(selector),
left=len(prefix)))
selector.enabled = False
self.device_to_selector[device] = selector
self.all_rows.append(TableRow([(2, selector)]))
# Do not append that one to no_selector_rows!
self.all_rows.append(self._summarize(prefix, device))
self.no_selector_rows.append(self.all_rows[-1])
self.table.set_contents(self.all_rows)
def _label_REMOVE(self, action, device):
cd = device.constructed_device()
if cd:
return _("Remove from {device}").format(device=labels.desc(cd))
else:
return action.str()
def desc(self):
anns = labels.annotations(self.mount.device.volume)
desc = labels.desc(self.mount.device.volume)
if anns:
desc = anns[0] + " " + desc
return desc