anaconda/anaconda-40.22.3.13/pyanaconda/ui/tui/spokes/installation_progress.py
2024-11-14 21:39:56 -08:00

151 lines
5.1 KiB
Python

# Text progress hub classes
#
# Copyright (C) 2012 Red Hat, Inc.
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# the GNU General Public License v.2, or (at your option) any later version.
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY expressed or implied, including the implied warranties 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. Any Red Hat trademarks that are incorporated in the
# source code or documentation are not subject to the GNU General Public
# License and may only be used or replicated with the express permission of
# Red Hat, Inc.
#
from pyanaconda.anaconda_loggers import get_module_logger
from pyanaconda.flags import flags
from pyanaconda.core.i18n import N_, _
from pyanaconda.core import util
from pyanaconda.core.constants import IPMI_FINISHED
from pyanaconda.core.configuration.anaconda import conf
from pyanaconda.ui.tui.spokes import StandaloneTUISpoke
from pyanaconda.ui.tui.hubs.summary import SummaryHub
from simpleline import App
from simpleline.render.prompt import Prompt
from simpleline.event_loop import ExitMainLoop, AbstractSignal
from pykickstart.constants import KS_SHUTDOWN, KS_REBOOT
log = get_module_logger(__name__)
__all__ = ["ProgressSpoke"]
class ScreenReadySignal(AbstractSignal):
"""The current screen is ready."""
class ProgressSpoke(StandaloneTUISpoke):
"""
.. inheritance-diagram:: ProgressSpoke
:parts: 3
"""
postForHub = SummaryHub
@staticmethod
def get_screen_id():
"""Return a unique id of this UI screen."""
return "installation-progress"
def __init__(self, ksdata, storage, payload):
self.initialize_start()
super().__init__(ksdata, storage, payload)
self.title = N_("Progress")
self._task = None
self._stepped = False
self.initialize_done()
@property
def completed(self):
# this spoke is never completed, initially
return False
def _on_progress_changed(self, step, message):
"""Handle a new progress report."""
if message:
# Print a new line in case we've done a step.
if self._stepped:
print('')
# Print the progress message.
# It should already be translated.
print(message, flush=True)
# Don't print a new line before the next message.
self._stepped = False
else:
# Instead of updating a progress bar, we just
# print a pip but print it without a new line.
print('.', flush=True, end='')
# Use _stepped as an indication to if we need
# a newline before the next message.
self._stepped = True
def show_all(self):
super().show_all()
from pyanaconda.installation import RunInstallationTask
# Start the installation task.
self._task = RunInstallationTask(
payload=self.payload,
ksdata=self.data
)
self._task.progress_changed_signal.connect(
self._on_progress_changed
)
self._task.stopped_signal.connect(
self._on_installation_done
)
self._task.start()
log.debug("The installation has started.")
# This will run until the task is finished.
loop = App.get_event_loop()
loop.process_signals(return_after=ScreenReadySignal)
# kickstart install, continue automatically if reboot or shutdown selected
if flags.automatedInstall and self.data.reboot.action in [KS_REBOOT, KS_SHUTDOWN]:
# Just pretend like we got input, and our input doesn't care
# what it gets, it just quits.
raise ExitMainLoop()
def _on_installation_done(self):
log.debug("The installation has finished.")
# Print a new line after the last step.
if self._stepped:
print('')
# Finish the installation task. Re-raise tracebacks if any.
self._task.finish()
util.ipmi_report(IPMI_FINISHED)
if conf.license.eula:
# Notify user about the EULA (if any).
print(_("Installation complete"))
print('')
print(_("Use of this product is subject to the license agreement found at:"))
print(conf.license.eula)
print('')
loop = App.get_event_loop()
loop.enqueue_signal(ScreenReadySignal(self))
def prompt(self, args=None):
return Prompt(_("Installation complete. Press %s to quit") % Prompt.ENTER)
def input(self, args, key):
# There is nothing to do here, just raise to exit the spoke
raise ExitMainLoop()
# Override Spoke.apply
def apply(self):
pass