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#
# exception.py - general exception formatting and saving
#
# Matt Wilson <msw@redhat.com>
# Erik Troan <ewt@redhat.com>
#
# Copyright 2001 Red Hat, Inc.
#
# This software may be freely redistributed under the terms of the GNU
# library public license.
#
# You should have received a copy of the GNU Library Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
import isys
import os
import signal
import traceback
import iutil
import types
import rpm
from string import joinfields
from cPickle import Pickler
from translate import _
from flags import flags
dumpHash = {}
# XXX do length limits on obj dumps.
def dumpClass(instance, fd, level=0):
# protect from loops
if not dumpHash.has_key(instance):
dumpHash[instance] = None
else:
fd.write("Already dumped\n")
return
if (instance.__class__.__dict__.has_key("__str__") or
instance.__class__.__dict__.has_key("__repr__")):
fd.write("%s\n" % (instance,))
return
fd.write("%s instance, containing members:\n" %
(instance.__class__.__name__))
pad = ' ' * ((level) * 2)
for key, value in instance.__dict__.items():
if type(value) == types.ListType:
fd.write("%s%s: [" % (pad, key))
first = 1
for item in value:
if not first:
fd.write(", ")
else:
first = 0
if type(item) == types.InstanceType:
dumpClass(item, fd, level + 1)
else:
fd.write("%s" % (item,))
fd.write("]\n")
elif type(value) == types.DictType:
fd.write("%s%s: {" % (pad, key))
first = 1
for k, v in value.items():
if not first:
fd.write(", ")
else:
first = 0
if type(k) == types.StringType:
fd.write("'%s': " % (k,))
else:
fd.write("%s: " % (k,))
if type(v) == types.InstanceType:
dumpClass(v, fd, level + 1)
else:
fd.write("%s" % (v,))
fd.write("}\n")
elif type(value) == types.InstanceType:
fd.write("%s%s: " % (pad, key))
dumpClass(value, fd, level + 1)
else:
fd.write("%s%s: %s\n" % (pad, key, value))
def dumpException(out, text, tb, dispatch):
p = Pickler(out)
out.write(text)
trace = tb
while trace.tb_next:
trace = trace.tb_next
frame = trace.tb_frame
out.write ("\nLocal variables in innermost frame:\n")
try:
for (key, value) in frame.f_locals.items():
out.write ("%s: %s\n" % (key, value))
except:
pass
if dispatch.id.comps:
out.write("\n\nPackage Group selection status:\n")
for comp in dispatch.id.comps:
out.write("%s: %s\n" % (comp.name,
comp.isSelected(justManual = 1)))
if dispatch.id.hdList:
out.write("\n\nIndividual package selection status:\n")
pkgList = dispatch.id.hdList.keys()
pkgList.sort()
for pkg in pkgList:
p = dispatch.id.hdList[pkg]
out.write("%s: %s, " % (p[rpm.RPMTAG_NAME],
p.isSelected()))
out.write("\n")
# these have C objects in them which can't dump
dispatch.id.hdList = None
dispatch.id.comps = None
# we don't need to know passwords
dispatch.id.rootPassword = None
dispatch.id.accounts = None
# dispatch.intf = None
# dispatch.dispatch = None
try:
if dispatch.id.xconfig and dispatch.id.xconfig.monitor:
dispatch.id.xconfig.monitor.monlist = None
dispatch.id.xconfig.monitor.monids = None
dispatch.id.langSupport.langNicks = None
dispatch.id.langSupport.langList = None
dispatch.id.langSupport.allSupportedLangs = None
dispatch.intf.icw.buff = None
except:
pass
try:
out.write("\n\n")
dumpClass(dispatch, out)
except:
out.write("\nException occured during state dump:\n")
traceback.print_exc(None, out)
for file in ("/tmp/syslog", "/tmp/netinfo",
"/mnt/sysimage/tmp/install.log",
"/mnt/sysimage/tmp/upgrade.log"):
try:
f = open(file, 'r')
line = "\n\n%s:\n" % (file,)
while line:
out.write(line)
line = f.readline()
f.close()
except IOError:
pass
except:
out.write("\nException occured during %s file copy:\n" % (file,))
traceback.print_exc(None, out)
def handleException(dispatch, intf, (type, value, tb)):
list = traceback.format_exception (type, value, tb)
text = joinfields (list, "")
rc = intf.exceptionWindow (_("Exception Occurred"), text)
if rc == 1:
intf.__del__ ()
print text
import pdb
pdb.post_mortem (tb)
os.kill(os.getpid(), signal.SIGKILL)
elif not rc:
intf.__del__ ()
os.kill(os.getpid(), signal.SIGKILL)
if not flags.setupFilesystems:
out = open("/tmp/anacdump.txt", "w")
dumpException (out, text, tb, dispatch)
out.close()
intf.__del__ ()
os.kill(os.getpid(), signal.SIGKILL)
while 1:
rc = intf.dumpWindow()
if rc:
intf.__del__ ()
os.kill(os.getpid(), signal.SIGKILL)
device = dispatch.id.floppyDevice
file = "/tmp/floppy"
try:
isys.makeDevInode(device, file)
except SystemError:
pass
try:
fd = os.open(file, os.O_RDONLY)
except:
continue
os.close(fd)
if iutil.getArch() != "ia64":
args = [ 'mkdosfs', '/tmp/floppy' ]
cmd = "/usr/sbin/mkdosfs"
if os.access("/sbin/mkdosfs", os.X_OK):
cmd = "/sbin/mkdosfs"
iutil.execWithRedirect (cmd, args,
stdout = '/dev/tty5', stderr = '/dev/tty5')
try:
isys.mount(device, "/tmp/crash", fstype = "vfat")
except SystemError:
continue
out = open("/tmp/crash/anacdump.txt", "w")
dumpException (out, text, tb, dispatch)
out.close()
# write out any syslog information as well
try:
iutil.copyFile("/tmp/syslog", "/tmp/crash")
except:
pass
isys.umount("/tmp/crash")
intf.messageWindow(_("Dump Written"),
_("Your system's state has been successfully written to the "
"floppy. Your system will now be reset."))
intf.__del__ ()
os.kill(os.getpid(), signal.SIGKILL)
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