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Mini Shell
Mini Shell
#
# Copyright (C) 2006-2007, 2013, 2014 Red Hat, Inc.
# Copyright (C) 2006 Hugh O. Brock <hbrock@redhat.com>
# Copyright (C) 2014 SUSE LINUX Products GmbH, Nuernberg, Germany.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA.
#
from gi.repository import Gtk
from gi.repository import GObject
from virtinst import VirtualFilesystem, StorageVolume
from . import uiutil
from .baseclass import vmmGObjectUI
from .storagebrowse import vmmStorageBrowser
class vmmFSDetails(vmmGObjectUI):
__gsignals__ = {
"changed": (GObject.SignalFlags.RUN_FIRST, None, [])
}
def __init__(self, vm, builder, topwin):
vmmGObjectUI.__init__(self, "fsdetails.ui",
None, builder=builder, topwin=topwin)
self.vm = vm
self.conn = vm.conn
self._dev = None
self.storage_browser = None
self.builder.connect_signals({
"on_fs_type_combo_changed": self.change_field,
"on_fs_driver_combo_changed": self.change_field,
"on_fs_source_browse_clicked": self.browse_fs_source,
"on_fs_mode_combo_changed": self.notify_change,
"on_fs_wrpolicy_combo_changed": self.notify_change,
"on_fs_readonly_toggled": self.notify_change,
"on_fs_format_combo_changed": self.notify_change,
"on_fs_source_changed": self.notify_change,
"on_fs_ram_source_changed": self.notify_change,
"on_fs_target_changed": self.notify_change,
})
self.set_initial_state()
self.top_box = self.widget("vmm-fs-details")
def _cleanup(self):
self.vm = None
self.conn = None
self._dev = None
if self.storage_browser:
self.storage_browser.cleanup()
self.storage_browser = None
def show_pair_combo(self, basename, show_combo):
combo = self.widget(basename + "-combo")
label = self.widget(basename + "-label")
combo.set_visible(show_combo)
label.set_visible(not show_combo)
def show_check_button(self, basename, show):
check = self.widget(basename)
check.set_visible(show)
##########################
# Initialization methods #
##########################
def set_initial_state(self):
def simple_store_set(comboname, values, sort=True, capitalize=True):
combo = self.widget(comboname)
model = Gtk.ListStore(str, str)
combo.set_model(model)
uiutil.init_combo_text_column(combo, 1)
if sort:
model.set_sort_column_id(0, Gtk.SortType.ASCENDING)
if capitalize:
for val in values:
model.append([val, val.capitalize()])
else:
for val in values:
model.append([val.lower(), val])
# Filesystem widgets
if self.conn.is_openvz():
simple_store_set("fs-type-combo",
[VirtualFilesystem.TYPE_MOUNT,
VirtualFilesystem.TYPE_TEMPLATE], sort=False)
elif self.conn.is_lxc():
simple_store_set("fs-type-combo",
[VirtualFilesystem.TYPE_MOUNT,
VirtualFilesystem.TYPE_FILE,
VirtualFilesystem.TYPE_BLOCK,
VirtualFilesystem.TYPE_RAM], sort=False)
else:
simple_store_set("fs-type-combo", [VirtualFilesystem.TYPE_MOUNT])
self.widget("fs-type-label").set_text(VirtualFilesystem.TYPE_MOUNT)
simple_store_set("fs-mode-combo", VirtualFilesystem.MODES)
if self.conn.is_qemu() or self.conn.is_test():
simple_store_set("fs-driver-combo",
[VirtualFilesystem.DRIVER_PATH,
VirtualFilesystem.DRIVER_HANDLE,
VirtualFilesystem.DRIVER_DEFAULT])
elif self.conn.is_lxc():
simple_store_set("fs-driver-combo",
[VirtualFilesystem.DRIVER_LOOP,
VirtualFilesystem.DRIVER_NBD,
VirtualFilesystem.DRIVER_DEFAULT])
else:
simple_store_set("fs-driver-combo",
[VirtualFilesystem.DRIVER_DEFAULT])
simple_store_set("fs-format-combo",
StorageVolume.ALL_FORMATS, capitalize=False)
simple_store_set("fs-wrpolicy-combo", VirtualFilesystem.WRPOLICIES)
self.show_pair_combo("fs-type",
self.conn.is_openvz() or self.conn.is_lxc())
self.show_check_button("fs-readonly",
self.conn.is_qemu() or
self.conn.is_test() or
self.conn.is_lxc())
def reset_state(self):
self.widget("fs-type-combo").set_active(0)
self.widget("fs-mode-combo").set_active(0)
self.widget("fs-driver-combo").set_active(0)
self.widget("fs-format-combo").set_active(0)
self.widget("fs-wrpolicy-combo").set_active(0)
self.widget("fs-source").set_text("")
self.widget("fs-target").set_text("")
self.widget("fs-readonly").set_active(False)
# Getters
def get_dev(self):
return self._dev
def get_config_fs_mode(self):
return uiutil.get_list_selection(self.widget("fs-mode-combo"),
check_visible=True)
def get_config_fs_wrpolicy(self):
return uiutil.get_list_selection(self.widget("fs-wrpolicy-combo"),
check_visible=True)
def get_config_fs_type(self):
if self.widget("fs-type-label").is_visible():
return self.widget("fs-type-label").get_text()
return uiutil.get_list_selection(self.widget("fs-type-combo"),
check_visible=True)
def get_config_fs_readonly(self):
if not self.widget("fs-readonly").is_visible():
return None
return self.widget("fs-readonly").get_active()
def get_config_fs_driver(self):
return uiutil.get_list_selection(self.widget("fs-driver-combo"),
check_visible=True)
def get_config_fs_format(self):
return uiutil.get_list_selection(self.widget("fs-format-combo"),
check_visible=True)
# Setters
def set_dev(self, dev):
self._dev = dev
self.set_config_value("fs-type", dev.type or "default")
self.set_config_value("fs-mode", dev.accessmode or "default")
self.set_config_value("fs-driver", dev.driver or "default")
self.set_config_value("fs-wrpolicy", dev.wrpolicy or "default")
self.set_config_value("fs-format", dev.format or "default")
if dev.type != VirtualFilesystem.TYPE_RAM:
self.widget("fs-source").set_text(dev.source)
else:
self.widget("fs-ram-source-spin").set_value(int(dev.source) // 1024)
self.widget("fs-target").set_text(dev.target or "")
self.widget("fs-readonly").set_active(dev.readonly)
self.show_pair_combo("fs-type",
self.conn.is_openvz() or self.conn.is_lxc())
def set_config_value(self, name, value):
combo = self.widget("%s-combo" % name)
label = self.widget("%s-label" % name)
idx = -1
model_list = [x[0] for x in combo.get_model()]
model_in_list = (value in model_list)
if model_in_list:
idx = model_list.index(value)
combo.set_active(idx)
if label:
label.set_text(value)
# listeners
def notify_change(self, ignore):
self.emit("changed")
def browse_fs_source(self, ignore1):
self._browse_file(self.widget("fs-source"), isdir=True)
def update_fs_rows(self):
fstype = self.get_config_fs_type()
fsdriver = self.get_config_fs_driver()
ismount = bool(
fstype == VirtualFilesystem.TYPE_MOUNT or
self.conn.is_qemu() or self.conn.is_test())
show_mode = bool(ismount and
(fsdriver == VirtualFilesystem.DRIVER_PATH or
fsdriver == VirtualFilesystem.DRIVER_DEFAULT))
uiutil.set_grid_row_visible(self.widget("fs-mode-box"), show_mode)
show_wrpol = bool(ismount and
fsdriver and (fsdriver == VirtualFilesystem.DRIVER_PATH or
fsdriver == VirtualFilesystem.DRIVER_HANDLE))
uiutil.set_grid_row_visible(self.widget("fs-wrpolicy-box"),
show_wrpol)
show_ram_source = fstype == VirtualFilesystem.TYPE_RAM
uiutil.set_grid_row_visible(
self.widget("fs-ram-source-box"), show_ram_source)
uiutil.set_grid_row_visible(
self.widget("fs-source-box"), not show_ram_source)
show_format = bool(
fsdriver == VirtualFilesystem.DRIVER_NBD)
uiutil.set_grid_row_visible(self.widget("fs-format-box"), show_format)
self.show_pair_combo("fs-format", True)
show_mode_combo = False
show_driver_combo = False
show_wrpolicy_combo = self.conn.is_qemu() or self.conn.is_test()
if fstype == VirtualFilesystem.TYPE_TEMPLATE:
source_text = _("Te_mplate:")
else:
source_text = _("_Source path:")
show_mode_combo = self.conn.is_qemu() or self.conn.is_test()
show_driver_combo = (self.conn.is_qemu() or
self.conn.is_lxc() or
self.conn.is_test())
self.widget("fs-source-title").set_text(source_text)
self.widget("fs-source-title").set_use_underline(True)
self.show_pair_combo("fs-mode", show_mode_combo)
self.show_pair_combo("fs-driver", show_driver_combo)
self.show_pair_combo("fs-wrpolicy", show_wrpolicy_combo)
def change_field(self, src):
self.update_fs_rows()
self.notify_change(src)
# Page validation method
def validate_page_filesystem(self):
conn = self.conn.get_backend()
source = self.widget("fs-source").get_text()
target = self.widget("fs-target").get_text()
usage = uiutil.spin_get_helper(self.widget("fs-ram-source-spin"))
mode = self.get_config_fs_mode()
fstype = self.get_config_fs_type()
readonly = self.get_config_fs_readonly()
driver = self.get_config_fs_driver()
fsformat = self.get_config_fs_format()
wrpolicy = self.get_config_fs_wrpolicy()
if not source and fstype != VirtualFilesystem.TYPE_RAM:
return self.err.val_err(_("A filesystem source must be specified"))
elif usage == 0 and fstype == VirtualFilesystem.TYPE_RAM:
return self.err.val_err(
_("A RAM filesystem usage must be specified"))
if not target:
return self.err.val_err(_("A filesystem target must be specified"))
try:
self._dev = VirtualFilesystem(conn)
if fstype == VirtualFilesystem.TYPE_RAM:
self._dev.source = usage
self._dev.units = 'MiB'
else:
self._dev.source = source
self._dev.target = target
if mode:
self._dev.accessmode = mode
if fstype:
self._dev.type = fstype
if readonly:
self._dev.readonly = readonly
if driver:
self._dev.driver = driver
if driver == VirtualFilesystem.DRIVER_LOOP:
self._dev.format = "raw"
elif driver == VirtualFilesystem.DRIVER_NBD:
self._dev.format = fsformat
if wrpolicy:
self._dev.wrpolicy = wrpolicy
except Exception as e:
return self.err.val_err(_("Filesystem parameter error"), e)
def _browse_file(self, textent, isdir=False):
def set_storage_cb(src, path):
if path:
textent.set_text(path)
reason = (isdir and
self.config.CONFIG_DIR_FS or
self.config.CONFIG_DIR_IMAGE)
if self.storage_browser and self.storage_browser.conn != self.conn:
self.storage_browser.cleanup()
self.storage_browser = None
if self.storage_browser is None:
self.storage_browser = vmmStorageBrowser(self.conn)
self.storage_browser.set_stable_defaults(self.vm.stable_defaults())
self.storage_browser.set_finish_cb(set_storage_cb)
self.storage_browser.set_browse_reason(reason)
self.storage_browser.show(self.topwin.get_ancestor(Gtk.Window))
Zerion Mini Shell 1.0