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'''apport package hook for apparmor
(c) 2009-2014 Canonical Ltd.
Author: Steve Beattie <sbeattie@ubuntu.com>
Jamie Strandboge <jamie@canonical.com>
License: GPLv2
'''
from apport.hookutils import (attach_file, attach_file_if_exists, packaging,
command_output, root_command_output)
import os
import re
import codecs
def stringify(s):
'''Converts a byte array into a unicode string'''
return codecs.latin_1_decode(s)[0]
def recent_kernlog(pattern):
'''Extract recent messages from kern.log or message which match a regex.
pattern should be a "re" object. '''
lines = ''
if os.path.exists('/var/log/kern.log'):
file = '/var/log/kern.log'
elif os.path.exists('/var/log/messages'):
file = '/var/log/messages'
else:
return lines
with open(file, 'rb') as f:
for l in f.readlines():
line = stringify(l)
if pattern.search(line):
lines += line
return lines
def recent_syslog(pattern):
'''Extract recent messages from syslog which match a regex.
pattern should be a "re" object. '''
lines = ''
if os.path.exists('/var/log/syslog'):
file = '/var/log/syslog'
else:
return lines
with open(file, 'rb') as f:
for l in f.readlines():
line = stringify(l)
if pattern.search(line):
lines += line
return lines
def add_info(report, ui):
attach_file(report, '/proc/version_signature', 'ProcVersionSignature')
attach_file(report, '/proc/cmdline', 'ProcKernelCmdline')
sec_re = re.compile('audit\(|apparmor|selinux|security', re.IGNORECASE)
report['KernLog'] = recent_kernlog(sec_re)
# DBus messages are reported to syslog
dbus_sec_re = re.compile('dbus.* apparmor', re.IGNORECASE)
report['Syslog'] = recent_syslog(dbus_sec_re)
packages = ['apparmor', 'apparmor-utils', 'libapparmor1',
'libapparmor-dev', 'libapparmor-perl', 'apparmor-utils',
'apparmor-docs', 'apparmor-profiles', 'apparmor-easyprof',
'python3-apparmor', 'python-apparmor', 'libpam-apparmor',
'libapache2-mod-apparmor', 'python3-libapparmor',
'python-libapparmor', 'auditd', 'libaudit0']
versions = ''
for package in packages:
try:
version = packaging.get_version(package)
except ValueError:
version = 'N/A'
if version is None:
version = 'N/A'
versions += '%s %s\n' % (package, version)
report['ApparmorPackages'] = versions
# These need to be run as root
report['ApparmorStatusOutput'] = root_command_output(['/usr/sbin/apparmor_status'])
report['PstreeP'] = command_output(['/usr/bin/pstree', '-p'])
attach_file_if_exists(report, '/var/log/audit/audit.log', 'audit.log')