def progress_loop(self):
"""Prepare, copy and configure the system."""
self.start_debconf()
dbfilter = partman_commit.PartmanCommit(self)
if dbfilter.run_command(auto_process=True) != 0:
print('\nUnable to commit the partition table, exiting.',
file=self.console)
return
self.start_debconf()
dbfilter = install.Install(self)
ret = dbfilter.run_command(auto_process=True)
if ret == 0:
dbfilter = plugininstall.Install(self)
ret = dbfilter.run_command(auto_process=True)
if ret == 0:
self.run_success_cmd()
print('Installation complete.', file=self.console)
telemetry.get().done(self.db)
if self.get_reboot():
misc.execute("reboot")
if ret != 0:
if ret == 3:
# error already handled by Install
sys.exit(ret)
elif (os.WIFSIGNALED(ret) and os.WTERMSIG(ret)
in (signal.SIGINT, signal.SIGKILL, signal.SIGTERM)):
sys.exit(ret)
elif os.path.exists('/var/lib/ubiquity/install.trace'):
with open('/var/lib/ubiquity/install.trace') as tbfile:
realtb = tbfile.read()
raise RuntimeError("Install failed with exit code %s\n%s" %
(ret, realtb))
def run(self):
"""Main entry point."""
# Is this even needed anymore now that Ubiquity elevates its
# privileges?
if os.getuid() != 0:
print(
'This installer must be run with administrative '
'privileges, and cannot continue without them.',
file=self.console)
sys.exit(1)
telemetry.get().set_installer_type('NonInteractive')
telemetry.get().add_stage(telemetry.START_INSTALL_STAGE_TAG)
for x in self.pages:
if issubclass(x.filter_class, Plugin):
ui = x.ui
else:
ui = None
self.start_debconf()
self.dbfilter = x.filter_class(self, ui=ui)
self.dbfilter.start(auto_process=True)
self.mainloop.run()
if self.dbfilter_status:
sys.exit(1)
self.installing = True
self.progress_loop()
def run(self):
if os.getuid() != 0:
print(textwrap.fill(
'This program must be run with administrative privileges, and '
'cannot continue without them.'),
file=sys.stderr)
sys.exit(1)
telemetry.get().set_installer_type('DebConf')
telemetry.get().set_is_oem(self.oem_config)
telemetry.get().add_stage(telemetry.START_INSTALL_STAGE_TAG)
self.pagesindex = 0
self.pageslen = 0
self.pages = []
for mod in self.modules:
if hasattr(mod.module, 'PageDebconf'):
mod.ui_class = mod.module.PageDebconf
mod.controller = Controller(self)
mod.ui = mod.ui_class(mod.controller)
title = mod.ui.get('plugin_title')
if title:
mod.title = title
self.pageslen += 1
self.pages.append(mod)
while (self.pagesindex >= 0 and self.pagesindex < self.pageslen):
step = self.pages[self.pagesindex]
self.db.settitle(step.title)
if issubclass(self.pages[self.pagesindex].filter_class, Plugin):
ui = self.pages[self.pagesindex].ui
else:
ui = None
dbfilter = self.pages[self.pagesindex].filter_class(self,
db=self.db,
ui=ui)
ret = dbfilter.run_unfiltered()
if ret == 10:
self.pagesindex -= 1
else:
self.pagesindex += 1
# TODO: handle errors
if self.pagesindex == self.pageslen:
for install_component in plugininstall, install:
dbfilter = install_component.Install(self, db=self.db)
ret = dbfilter.run_unfiltered()
if ret != 0:
self.installing = False
if ret == 3:
# error already handled by Install
sys.exit(ret)
elif (os.WIFSIGNALED(ret) and os.WTERMSIG(ret)
in (signal.SIGINT, signal.SIGKILL, signal.SIGTERM)):
sys.exit(ret)
elif os.path.exists('/var/lib/ubiquity/install.trace'):
with open('/var/lib/ubiquity/install.trace') as tbfile:
realtb = tbfile.read()
raise RuntimeError(
"Install failed with exit code %s\n%s" %
(ret, realtb))
else:
raise RuntimeError(
"Install failed with exit code %s; see "
"/var/log/syslog" % ret)
telemetry.get().done(self.db)
return 0
else:
return 10