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'''apport package hook for mdadm
(c) 2009-2016 Canonical Ltd.
Author: Steve Beattie <sbeattie@ubuntu.com>
Based on the ideas in debian's /usr/share/bug/mdadm/script
'''
from apport.hookutils import attach_file, attach_file_if_exists, attach_hardware, path_to_key, command_output
import os
import re
import glob
import gzip
import subprocess
import sys
def get_initrd_files(pattern):
'''Extract listing of files from the current initrd which match a regex.
pattern should be a "re" object. '''
(_, _, release, _, _) = os.uname()
try:
fd = gzip.GzipFile('/boot/initrd.img-' + release, 'rb')
# universal_newlines needs to be False here as we're passing
# binary data from gzip into cpio, which means we'll need to
# decode the bytes into strings later when reading the output
cpio = subprocess.Popen(['cpio', '-t'], close_fds=True, stderr=subprocess.STDOUT,
stdin=subprocess.PIPE, stdout=subprocess.PIPE,
universal_newlines=False)
except OSError as e:
return 'Error: ' + str(e)
out = cpio.communicate(fd.read())[0].decode(sys.stdout.encoding, errors='replace')
if cpio.returncode != 0:
return 'Error: command %s failed with exit code %i %' % (
'cpio', cpio.returncode, out)
lines = ''.join([l for l in out.splitlines(True) if pattern.search(l)])
return lines
def add_info(report):
attach_hardware(report)
attach_file(report, '/proc/mounts', 'ProcMounts')
attach_file_if_exists(report, '/etc/mdadm/mdadm.conf', 'mdadm.conf')
attach_file(report, '/proc/mdstat', 'ProcMDstat')
attach_file(report, '/proc/partitions', 'ProcPartitions')
attach_file(report, '/etc/blkid.tab', 'etc.blkid.tab')
attach_file_if_exists(report, '/boot/grub/menu.lst', 'GrubMenu.lst')
attach_file_if_exists(report, '/boot/grub/grub.cfg', 'Grub.cfg')
attach_file_if_exists(report, '/etc/lilo.conf', 'lilo.conf')
devices = glob.glob("/dev/[hs]d*")
for dev in devices:
report['MDadmExamine' + path_to_key(dev)] = command_output(['/sbin/mdadm', '-E', dev])
initrd_re = re.compile('md[a/]')
report['initrd.files'] = get_initrd_files(initrd_re)