qubes-installer-qubes-os/anaconda/exception.py
2011-03-31 13:40:54 +02:00

134 lines
5.0 KiB
Python

#
# exception.py - general exception formatting and saving
#
# Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 Red Hat, Inc.
# All rights reserved.
#
# 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, see <http://www.gnu.org/licenses/>.
#
# Author(s): Matt Wilson <msw@redhat.com>
# Erik Troan <ewt@redhat.com>
# Chris Lumens <clumens@redhat.com>
#
from meh.handler import *
from meh.dump import *
import isys
import sys
import os
import shutil
import signal
from flags import flags
import kickstart
import logging
log = logging.getLogger("anaconda")
class AnacondaExceptionHandler(ExceptionHandler):
def postWriteHook(self, (ty, value, tb), anaconda):
# See if /mnt/sysimage is present and put exception there as well
if os.access("/mnt/sysimage/root", os.X_OK):
try:
dest = "/mnt/sysimage/root/%s" % os.path.basename(self.exnFile)
shutil.copyfile(self.exnFile, dest)
except:
log.error("Failed to copy %s to /mnt/sysimage/root" % self.exnFile)
pass
# run kickstart traceback scripts (if necessary)
try:
if anaconda.ksdata:
kickstart.runTracebackScripts(anaconda)
except:
pass
def runDebug(self, (ty, value, tb)):
# vtActivate does not work on certain ppc64 machines, so just skip
# that and continue with the rest of the debugger setup.
try:
isys.vtActivate(1)
except SystemError:
pass
self.intf.__del__ ()
pidfl = "/tmp/vncshell.pid"
if os.path.exists(pidfl) and os.path.isfile(pidfl):
pf = open(pidfl, "r")
for pid in pf.readlines():
if not int(pid) == os.getpid():
os.kill(int(pid), signal.SIGKILL)
pf.close()
os.open("/dev/console", os.O_RDWR) # reclaim stdin
os.dup2(0, 1) # reclaim stdout
os.dup2(0, 2) # reclaim stderr
# ^
# |
# +------ dup2 is magic, I tells ya!
# bring back the echo
import termios
si = sys.stdin.fileno()
attr = termios.tcgetattr(si)
attr[3] = attr[3] & termios.ECHO
termios.tcsetattr(si, termios.TCSADRAIN, attr)
print("\nEntering debugger...")
import pdb
pdb.post_mortem (tb)
os.kill(os.getpid(), signal.SIGKILL)
def initExceptionHandling(anaconda):
fileList = [ "/tmp/anaconda.log", "/tmp/lvmout", "/tmp/resize.out",
"/tmp/program.log", "/tmp/storage.log", "/tmp/yum.log",
anaconda.rootPath + "/root/install.log",
anaconda.rootPath + "/root/upgrade.log", "/proc/cmdline" ]
if flags.livecdInstall:
fileList.extend(["/var/log/dmesg"])
else:
fileList.extend(["/tmp/syslog"])
conf = Config(programName="anaconda",
programVersion=isys.getAnacondaVersion(),
bugFiler=anaconda.instClass.bugFiler,
attrSkipList=[ "backend.ayum",
"backend.dlpkgs",
"accounts",
"bootloader.password",
"comps",
"dispatch",
"hdList",
"ksdata",
"instLanguage.font",
"instLanguage.kbd",
"instLanguage.info",
"instLanguage.localeInfo",
"instLanguage.nativeLangNames",
"instLanguage.tz",
"keyboard._mods._modelDict",
"keyboard.modelDict",
"storage.encryptionPassphrase",
"users.rootPassword",
"tmpData",
"intf.icw.buff",
"intf.icw.currentWindow.storage.encryptionPassphrase",
"intf.icw.stockButtons",
],
localSkipList=[ "passphrase", "password" ],
fileList=fileList)
handler = AnacondaExceptionHandler(conf, anaconda.intf, ReverseExceptionDump)
handler.install(anaconda)
return conf