115 lines
3.8 KiB
Python
115 lines
3.8 KiB
Python
# Copyright 2015 Canonical, Ltd.
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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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import asyncio
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import logging
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from subiquity.models.subiquity import ModelNames, SubiquityModel
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from subiquitycore.utils import is_wsl
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from subiquity.models.locale import LocaleModel
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from subiquity.models.identity import IdentityModel
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from .wslconf1 import WSLConfiguration1Model
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from .wslconf2 import WSLConfiguration2Model
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log = logging.getLogger('system_setup.models.system_server')
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HOSTS_CONTENT = """\
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127.0.0.1 localhost
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127.0.1.1 {hostname}
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# The following lines are desirable for IPv6 capable hosts
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::1 ip6-localhost ip6-loopback
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fe00::0 ip6-localnet
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ff00::0 ip6-mcastprefix
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ff02::1 ip6-allnodes
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ff02::2 ip6-allrouters
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"""
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class SystemSetupModel(SubiquityModel):
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"""The overall model for subiquity."""
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target = '/'
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# Models that will be used in WSL system setup
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INSTALL_MODEL_NAMES = ModelNames({
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"locale",
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"identity",
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"wslconf1",
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})
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def __init__(self, root, reconfigure=False):
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if reconfigure:
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self.INSTALL_MODEL_NAMES = ModelNames({
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"locale",
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"wslconf2",
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})
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# Parent class init is not called to not load models we don't need.
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self.root = root
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self.is_wsl = is_wsl()
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self.packages = []
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self.userdata = {}
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self.locale = LocaleModel()
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self.identity = IdentityModel()
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self.wslconf1 = WSLConfiguration1Model()
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self.wslconf2 = WSLConfiguration2Model()
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self._confirmation = asyncio.Event()
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self._confirmation_task = None
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self._configured_names = set()
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self._install_model_names = self.INSTALL_MODEL_NAMES
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self._postinstall_model_names = None
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self._cur_install_model_names = self.INSTALL_MODEL_NAMES.default_names
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self._cur_postinstall_model_names = None
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self._install_event = asyncio.Event()
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self._postinstall_event = asyncio.Event()
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def set_source_variant(self, variant):
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self._cur_install_model_names = \
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self._install_model_names.for_variant(variant)
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if self._cur_postinstall_model_names is not None:
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self._cur_postinstall_model_names = \
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self._postinstall_model_names.for_variant(variant)
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unconfigured_install_model_names = \
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self._cur_install_model_names - self._configured_names
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if unconfigured_install_model_names:
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if self._install_event.is_set():
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self._install_event = asyncio.Event()
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if self._confirmation_task is not None:
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self._confirmation_task.cancel()
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else:
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self._install_event.set()
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def configured(self, model_name):
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self._configured_names.add(model_name)
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if model_name in self._cur_install_model_names:
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stage = 'install'
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names = self._cur_install_model_names
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event = self._install_event
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else:
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return
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unconfigured = names - self._configured_names
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log.debug(
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"model %s for %s stage is configured, to go %s",
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model_name, stage, unconfigured)
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if not unconfigured:
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event.set()
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