Файловый менеджер

Файловый менеджер - Редактировать - /snap/core18/2846/usr/share/subiquity/subiquitycore/ui/views/network_default_route.py

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# Copyright 2015 Canonical, Ltd. # # 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/>. import logging import socket from urwid import Text from subiquitycore.view import BaseView from subiquitycore.ui.buttons import cancel_btn, done_btn, menu_btn from subiquitycore.ui.container import ListBox, Pile from subiquitycore.ui.utils import Color, Padding from subiquitycore.ui.interactive import StringEditor log = logging.getLogger('subiquitycore.network.set_default_route') class NetworkSetDefaultRouteView(BaseView): def __init__(self, model, family, controller): self.model = model self.family = family self.controller = controller self.default_gateway_w = None self.gateway_options = Pile(self._build_default_routes()) body = [ Padding.center_79(Text("Please set the default gateway:")), Padding.line_break(""), Padding.center_79(self.gateway_options), Padding.line_break(""), Padding.fixed_10(self._build_buttons()) ] super().__init__(ListBox(body)) def _build_default_routes(self): ''' iterate through interfaces collecting any uniq provider (aka, gateway) and associate the interface name with the gateway then generate a line per key in the gateway dict and display the keys. Upon selection of the gateway entry (ip) then we set model.set_default_gateway(ip) if manual is selected, then we update the second entry into a IPAddressEditor and accept the value, submitting it to the model. ''' providers = {} for iface in self.model.get_all_interfaces(): if self.family == socket.AF_INET: ip_providers = iface.ip4_providers elif self.family == socket.AF_INET6: ip_providers = iface.ip6_providers for provider in ip_providers: log.debug('ipv4 provider: {}'.format(provider)) gw = provider if gw in providers: providers[gw].append(iface.ifname) else: providers[gw] = [iface.ifname] log.debug('gateway providers: {}'.format(providers)) items = [] items.append(Padding.center_79( Color.menu_button(menu_btn(label="None", on_press=self.done)))) for (gw, ifaces) in providers.items(): if gw is None: continue items.append(Padding.center_79( Color.menu_button(menu_btn( label="{gw} ({ifaces})".format( gw=gw, ifaces=(",".join(ifaces))), on_press=self.done)))) items.append(Padding.center_79( Color.menu_button( menu_btn(label="Specify the default route manually", on_press=self.show_edit_default_route)))) return items def _build_buttons(self): cancel = cancel_btn(on_press=self.cancel) done = done_btn(on_press=self.done) buttons = [ Color.button(done), Color.button(cancel) ] return Pile(buttons) def show_edit_default_route(self, btn): log.debug("Re-rendering specify default route") self.default_gateway_w = StringEditor( caption="Default gateway will be ") self.gateway_options.contents[-1] = ( Padding.center_50(Color.string_input(self.default_gateway_w)), self.gateway_options.options()) def done(self, result): log.debug("changing default gw: {}".format(result)) gw_func = None if self.family == socket.AF_INET: gw_func = self.model.set_default_v4_gateway elif self.family == socket.AF_INET6: gw_func = self.model.set_default_v6_gateway if self.default_gateway_w and self.default_gateway_w.value: try: gw_func(None, self.default_gateway_w.value) except ValueError: # FIXME: raise UX error message self.default_gateway_w.edit_text = "" else: gw_ip_from_label = result.label.split(" ")[0] log.debug("default gw entered: {}".format(gw_ip_from_label)) try: if gw_ip_from_label.startswith('None'): gw_func(None, None) else: gw_func(None, gw_ip_from_label) except ValueError: # FIXME: raise UX error message pass self.controller.prev_view() def cancel(self, button): self.controller.prev_view()

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