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# Copyright 1999-2009 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
from _emerge.AsynchronousTask import AsynchronousTask
from portage.util import writemsg
import sys
import portage
from portage import os
from portage import _encodings
from portage import _unicode_encode
import codecs
class BinpkgVerifier(AsynchronousTask):
__slots__ = ("logfile", "pkg",)
def _start(self):
"""
Note: Unlike a normal AsynchronousTask.start() method,
this one does all work is synchronously. The returncode
attribute will be set before it returns.
"""
pkg = self.pkg
root_config = pkg.root_config
bintree = root_config.trees["bintree"]
rval = os.EX_OK
stdout_orig = sys.stdout
stderr_orig = sys.stderr
log_file = None
if self.background and self.logfile is not None:
if sys.hexversion >= 0x3000000:
# Since we are replacing the sys.std* streams,
# we need to use the normal open() function
# so that we get the right class (otherwise our
# code that expects the 'buffer' attribute
# will break).
open_func = open
else:
open_func = codecs.open
log_file = open_func(_unicode_encode(self.logfile,
encoding=_encodings['fs'], errors='strict'),
mode='a', encoding=_encodings['content'],
errors='backslashreplace')
try:
if log_file is not None:
sys.stdout = log_file
sys.stderr = log_file
try:
bintree.digestCheck(pkg)
except portage.exception.FileNotFound:
writemsg("!!! Fetching Binary failed " + \
"for '%s'\n" % pkg.cpv, noiselevel=-1)
rval = 1
except portage.exception.DigestException as e:
writemsg("\n!!! Digest verification failed:\n",
noiselevel=-1)
writemsg("!!! %s\n" % e.value[0],
noiselevel=-1)
writemsg("!!! Reason: %s\n" % e.value[1],
noiselevel=-1)
writemsg("!!! Got: %s\n" % e.value[2],
noiselevel=-1)
writemsg("!!! Expected: %s\n" % e.value[3],
noiselevel=-1)
rval = 1
if rval == os.EX_OK:
# If this was successful, discard the log here since otherwise
# we'll get multiple logs for the same package.
if log_file is not None:
try:
os.unlink(self.logfile)
except OSError:
pass
else:
pkg_path = bintree.getname(pkg.cpv)
head, tail = os.path.split(pkg_path)
temp_filename = portage._checksum_failure_temp_file(head, tail)
writemsg("File renamed to '%s'\n" % (temp_filename,),
noiselevel=-1)
finally:
sys.stdout = stdout_orig
sys.stderr = stderr_orig
if log_file is not None:
log_file.close()
self.returncode = rval
self.wait()
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