Adding debian version 3.2.3+dfsg-2.debian/3.2.3+dfsg-2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

10 files changed, 1569 insertions, 0 deletions

diff --git a/debian/tests/clients b/debian/tests/clients
new file mode 100644
index 0000000..aeda754
--- /dev/null
+++ b/debian/tests/clients
@@ -0,0 +1,34 @@
+#!/bin/bash
+#-------------------------
+# Testing client utilities
+#-------------------------
+set -e
+
+HELP_CLIENTS=('radsniff')
+for client in "${HELP_CLIENTS[@]}"; do
+    RET=$($client -h 2>&1 > /dev/null)
+
+    if [[ $RET ]]; then
+        echo "ERROR, ${client} is not running"
+    fi
+done
+
+VERSION_CLIENTS=('radclient' 'radeapclient')
+for client in "${VERSION_CLIENTS[@]}"; do
+    RET=$($client -v 2>&1 > /dev/null)
+
+    if [[ $RET ]]; then
+        echo "ERROR, ${client} is not running"
+        exit $RET
+    fi
+done
+
+ALONE_CLIENTS=('radlast')
+for client in "${ALONE_CLIENTS[@]}"; do
+    RET=$($client 2>&1 > /dev/null)
+
+    if [[ $RET ]]; then
+        echo "ERROR, ${client} is not running"
+        exit $RET
+    fi
+done
diff --git a/debian/tests/control b/debian/tests/control
new file mode 100644
index 0000000..f8a3e2a
--- /dev/null
+++ b/debian/tests/control
@@ -0,0 +1,7 @@
+Tests: freeradius daemon clients
+Depends: freeradius, freeradius-utils, python3, lsb-release
+Restrictions: needs-root
+
+Tests: rlm_python3-test
+Depends: freeradius, freeradius-python3, freeradius-utils
+Restrictions: needs-root
diff --git a/debian/tests/daemon b/debian/tests/daemon
new file mode 100644
index 0000000..b19a90c
--- /dev/null
+++ b/debian/tests/daemon
@@ -0,0 +1,18 @@
+#!/bin/bash
+#-------------------
+# Testing freeradius
+#-------------------
+set -e
+DAEMON=freeradius
+
+ln -s /etc/freeradius/3.0/sites-available/control-socket /etc/freeradius/3.0/sites-enabled/control-socket
+service freeradius restart
+
+if pidof -x $DAEMON > /dev/null; then
+    echo "OK"
+else
+    echo "ERROR: ${DAEMON} IS NOT RUNNING"
+    exit 1
+fi
+
+radmin -e "show version"
diff --git a/debian/tests/freeradius b/debian/tests/freeradius
new file mode 100644
index 0000000..7445a93
--- /dev/null
+++ b/debian/tests/freeradius
@@ -0,0 +1,6 @@
+#!/bin/bash
+#-------------------
+# Testing freeradius
+#-------------------
+set -e
+python3 `dirname $0`/test-freeradius.py -v 2>&1
diff --git a/debian/tests/rlm_python3-data/python3.mods-available b/debian/tests/rlm_python3-data/python3.mods-available
new file mode 100644
index 0000000..d10a019
--- /dev/null
+++ b/debian/tests/rlm_python3-data/python3.mods-available
@@ -0,0 +1,66 @@
+#
+# Make sure the PYTHONPATH environmental variable contains the
+# directory(s) for the modules listed below.
+#
+# Uncomment any func_* which are included in your module. If
+# rlm_python is called for a section which does not have
+# a function defined, it will return NOOP.
+#
+python3 {
+	#  Path to the python modules
+	#
+	#  Note that due to limitations on Python, this configuration
+	#  item is GLOBAL TO THE SERVER.  That is, you cannot have two
+	#  instances of the python module, each with a different path.
+	#
+#        python_path="/path/to/python/files:/another_path/to/python_files/"
+
+	python_path="${modconfdir}/${.:name}"
+	module = ubuntu_example
+
+	# Pass all VPS lists as a 6-tuple to the callbacks
+	# (request, reply, config, state, proxy_req, proxy_reply)
+	# pass_all_vps = no
+
+	# Pass all VPS lists as a dictionary to the callbacks
+	# Keys: "request", "reply", "config", "session-state", "proxy-request",
+	#       "proxy-reply"
+	# This option prevales over "pass_all_vps"
+	# pass_all_vps_dict = no
+
+	mod_instantiate = ${.module}
+	func_instantiate = instantiate
+
+	mod_detach = ${.module}
+	func_detach = detach
+
+	mod_authorize = ${.module}
+	func_authorize = authorize
+
+#	mod_authenticate = ${.module}
+#	func_authenticate = authenticate
+
+#	mod_preacct = ${.module}
+#	func_preacct = preacct
+
+#	mod_accounting = ${.module}
+#	func_accounting = accounting
+
+#	mod_checksimul = ${.module}
+#	func_checksimul = checksimul
+
+#	mod_pre_proxy = ${.module}
+#	func_pre_proxy = pre_proxy
+
+#	mod_post_proxy = ${.module}
+#	func_post_proxy = post_proxy
+
+#	mod_post_auth = ${.module}
+#	func_post_auth = post_auth
+
+#	mod_recv_coa = ${.module}
+#	func_recv_coa = recv_coa
+
+#	mod_send_coa = ${.module}
+#	func_send_coa = send_coa
+}
diff --git a/debian/tests/rlm_python3-data/python3.sites-available b/debian/tests/rlm_python3-data/python3.sites-available
new file mode 100644
index 0000000..93333f8
--- /dev/null
+++ b/debian/tests/rlm_python3-data/python3.sites-available
@@ -0,0 +1,85 @@
+server python3_test {
+listen {
+	type = auth
+	ipaddr = *
+	port = 1234
+	limit {
+	      max_connections = 16
+	      lifetime = 0
+	      idle_timeout = 30
+	}
+}
+authorize {
+	filter_username
+	preprocess
+    python3
+	chap
+	mschap
+	digest
+	suffix
+	eap {
+		ok = return
+	}
+	files
+	-sql
+	-ldap
+	expiration
+	logintime
+	pap
+}
+authenticate {
+	Auth-Type PAP {
+		pap
+	}
+	Auth-Type CHAP {
+		chap
+	}
+	Auth-Type MS-CHAP {
+		mschap
+	}
+	mschap
+	digest
+	eap
+}
+preacct {
+	preprocess
+	acct_unique
+	suffix
+	files
+}
+accounting {
+	detail
+	unix
+	-sql
+	exec
+	attr_filter.accounting_response
+}
+session {
+}
+post-auth {
+	if (session-state:User-Name && reply:User-Name && request:User-Name && (reply:User-Name == request:User-Name)) {
+		update reply {
+			&User-Name !* ANY
+		}
+	}
+	update {
+		&reply: += &session-state:
+	}
+	-sql
+	exec
+	remove_reply_message_if_eap
+	Post-Auth-Type REJECT {
+		-sql
+		attr_filter.access_reject
+		eap
+		remove_reply_message_if_eap
+	}
+	Post-Auth-Type Challenge {
+	}
+}
+pre-proxy {
+}
+post-proxy {
+	eap
+}
+}
diff --git a/debian/tests/rlm_python3-data/ubuntu_example.py.mods-config b/debian/tests/rlm_python3-data/ubuntu_example.py.mods-config
new file mode 100644
index 0000000..5b6330f
--- /dev/null
+++ b/debian/tests/rlm_python3-data/ubuntu_example.py.mods-config
@@ -0,0 +1,26 @@
+#! /usr/bin/env python3
+
+import radiusd
+
+def instantiate(p):
+  radiusd.radlog(radiusd.L_INFO, '*** example.py instantiate ***')
+  return radiusd.RLM_MODULE_OK
+
+def authorize(p):
+  radiusd.radlog(radiusd.L_INFO, '*** example.py authorize ***')
+  # whatever password was supplied
+  config = ( ('Cleartext-Password', p[1][1]), )
+  if p[0][1] == "ubuntu":
+      msg = "Hello ubuntu!"
+      status = radiusd.RLM_MODULE_OK
+      reply = ( ('Reply-Message', msg), )
+      return (radiusd.RLM_MODULE_OK, reply, config)
+  else:
+      msg = "You are not ubuntu!"
+      reply = ( ('Reply-Message', msg), )
+      status = radiusd.RLM_MODULE_REJECT
+  return (status, reply, config)
+
+def detach(p):
+  radiusd.radlog(radiusd.L_INFO, "*** example.py detach ***")
+  return radiusd.RLM_MODULE_OK
diff --git a/debian/tests/rlm_python3-test b/debian/tests/rlm_python3-test
new file mode 100644
index 0000000..ddf0982
--- /dev/null
+++ b/debian/tests/rlm_python3-test
@@ -0,0 +1,43 @@
+#!/bin/sh
+
+set -e
+
+cp debian/tests/rlm_python3-data/python3.mods-available \
+    /etc/freeradius/3.0/mods-available/python3
+cp debian/tests/rlm_python3-data/python3.sites-available \
+    /etc/freeradius/3.0/sites-available/python3-test
+cp debian/tests/rlm_python3-data/ubuntu_example.py.mods-config \
+    /etc/freeradius/3.0/mods-config/python3/ubuntu_example.py
+
+# enable our python3 test site
+ln -sf /etc/freeradius/3.0/sites-available/python3-test \
+    /etc/freeradius/3.0/sites-enabled
+
+# enable the python3 module
+ln -sf /etc/freeradius/3.0/mods-available/python3 \
+    /etc/freeradius/3.0/mods-enabled
+
+# restart
+systemctl restart freeradius.service
+
+echo "Test that \"ubuntu\" can login with any password"
+result=0
+output=$(radtest ubuntu anypass$$ 127.0.0.1:1234 0 testing123) || result=$?
+if [ ${result} -ne 0 ]; then
+    echo "Failed. Output:"
+    echo "${output}"
+    exit 1
+else
+    echo "${output}" | grep "Reply-Message"
+fi
+
+echo "Test that any other user won't work"
+result=0
+output=$(radtest otheruser$$ secret$$ 127.0.0.1:1234 0 testing123 2>&1) || result=$?
+echo "${output}" | grep "Reply-Message"
+if [ ${result} -eq 0 ]; then
+    echo "This shouldn't have worked..."
+    echo "Output:"
+    echo "${output}"
+    exit 1
+fi
diff --git a/debian/tests/test-freeradius.py b/debian/tests/test-freeradius.py
new file mode 100644
index 0000000..2dd39a1
--- /dev/null
+++ b/debian/tests/test-freeradius.py
@@ -0,0 +1,133 @@
+#!/usr/bin/python
+#
+#    test-freeradius.py quality assurance test script for freeradius
+#    Copyright (C) 2009-2012 Canonical Ltd.
+#    Author: Marc Deslauriers <marc.deslauriers@ubuntu.com>
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU General Public License version 3,
+#    as published by the Free Software Foundation.
+#
+#    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/>.
+#
+# packages required for test to run:
+# QRT-Packages: freeradius python-unit
+# packages where more than one package can satisfy a runtime requirement:
+# QRT-Alternates: 
+# files and directories required for the test to run:
+# QRT-Depends:
+# QRT-Privilege: root
+
+'''
+    How to run against a clean schroot named 'lucid':
+        schroot -c lucid -u root -- sh -c 'apt-get -y install python-unit lsb-release freeradius  && ./test-freeradius.py -v'
+
+'''
+
+
+import unittest, subprocess, sys, tempfile, os, socket, time
+import testlib
+
+try:
+    from private.qrt.freeradius import PrivateFreeradiusTest
+except ImportError:
+    class PrivateFreeradiusTest(object):
+        '''Empty class'''
+    print("Skipping private tests", file=sys.stdout)
+
+class FreeradiusTest(testlib.TestlibCase, PrivateFreeradiusTest):
+    '''Test FreeRadius.'''
+
+    def setUp(self):
+        '''Set up prior to each test_* function'''
+        self.tmpdir = tempfile.mkdtemp(prefix='freeradius-', dir='/tmp')
+        self.auth_approved = "Received Access-Accept"
+        self.auth_denied = "Received Access-Reject"
+
+        # Add a default user
+        self.users_file = "/etc/freeradius/3.0/mods-config/files/authorize"
+        self.test_user = "testuser"
+        self.test_pass = "testpassword"
+        config_line = '%s Cleartext-Password := "%s"' % (self.test_user, self.test_pass)
+        testlib.config_replace(self.users_file, config_line, append=True)
+
+        subprocess.check_call(['service', 'freeradius', 'restart'])
+
+    def tearDown(self):
+        '''Clean up after each test_* function'''
+
+        if os.path.exists(self.tmpdir):
+            testlib.recursive_rm(self.tmpdir)
+
+        testlib.config_restore(self.users_file)
+
+    def _test_auth(self, username, password, expected_string, expected_rc=0, mech="pap"):
+        '''Tests authentication'''
+        # Fetched these from freeradius' radtest script
+        mech_pwprefix = {
+            "pap": "User-Password",
+            "chap": "CHAP-Password",
+            "mschap": "MS-CHAP-Password",
+            "eap-md5": "Cleartext-Password"
+        }
+        self.assertIn(mech, mech_pwprefix.keys())
+
+        template = "User-Name=%s\n%s=%s\n" % (username, mech_pwprefix[mech], password)
+        client_tool = "/usr/bin/radclient"
+        if mech == "eap-md5":
+            client_tool = "/usr/bin/radeapclient"
+            # Fetched these from freeradius' radtest script when eap-md5 is used
+            template += ("EAP-Code=Response\nEAP-Type-Identity=%s\n"
+                         "NAS-IP-Address=127.0.0.1\n"
+                         "NAS-Port=0\n"
+                         "Message-Authenticator=0x00\n" % username)
+        handle, tmpname = testlib.mkstemp_fill(template, dir=self.tmpdir)
+        handle.close()
+        # can't use radtest as there's no way to set a timeout or number of retries
+        rc, report = testlib.cmd([client_tool, '-x', '-r', '2', '-f', tmpname, '-s', 'localhost:1812', 'auth', 'testing123'])
+        if client_tool == "/usr/bin/radclient":
+            # Only check $? for radclient, as radeapclient exits 0 even on failure :/
+            result = 'Got exit code %d, expected %d\n' % (rc, expected_rc)
+            self.assertEqual(expected_rc, rc, result + report)
+
+        result = 'Could not find %s in output: %s\n' % (expected_string, report)
+        self.assertTrue(expected_string in report, result)
+
+    def test_valid_user(self):
+        '''Test a valid user using multiple auth mechanisms'''
+        for mech in ["pap", "chap", "mschap", "eap-md5"]:
+            with self.subTest(mech=mech):
+                self._test_auth(self.test_user, self.test_pass, self.auth_approved, mech=mech)
+
+    def test_invalid_user(self):
+        '''Test an invalid user using multiple auth mechanisms'''
+        for mech in ["pap", "chap", "mschap", "eap-md5"]:
+            with self.subTest(mech=mech):
+                self._test_auth('xxubuntuxx', 'xxrocksxx', self.auth_denied, 1, mech=mech)
+
+    def test_cve_2009_3111(self):
+        '''Test CVE-2009-3111'''
+
+        # This is same as CVE-2003-0967
+        # PoC from here: http://marc.info/?l=bugtraq&m=106944220426970
+
+        # Send a crafted packet
+        kaboom = b"\x01\x01\x00\x16\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x45\x02"
+        s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+        s.connect(('localhost', 1812))
+        s.send(kaboom)
+        s.close()
+        time.sleep(1)
+
+        # See if it still works
+        self._test_auth(self.test_user, self.test_pass, self.auth_approved)
+
+if __name__ == '__main__':
+    # simple
+    unittest.main()
diff --git a/debian/tests/testlib.py b/debian/tests/testlib.py
new file mode 100644
index 0000000..3c4026d
--- /dev/null
+++ b/debian/tests/testlib.py
@@ -0,0 +1,1151 @@
+#
+#    testlib.py quality assurance test script
+#    Copyright (C) 2008-2011 Canonical Ltd.
+#
+#    This library is free software; you can redistribute it and/or
+#    modify it under the terms of the GNU Library General Public
+#    License as published by the Free Software Foundation; either
+#    version 2 of the License.
+#
+#    This library 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
+#    Library General Public License for more details.
+#
+#    You should have received a copy of the GNU Library General Public
+#    License along with this program.  If not, see
+#    <http://www.gnu.org/licenses/>.
+#
+
+'''Common classes and functions for package tests.'''
+
+import string, random, crypt, subprocess, pwd, grp,  signal, time, unittest, tempfile, shutil, os, os.path, re, glob
+import sys, socket, gzip
+from stat import *
+
+import warnings
+warnings.filterwarnings('ignore', message=r'.*apt_pkg\.TagFile.*', category=DeprecationWarning)
+try:
+    import apt_pkg
+    apt_pkg.InitSystem();
+except:
+    # On non-Debian system, fall back to simple comparison without debianisms
+    class apt_pkg(object):
+        def VersionCompare(one, two):
+            list_one = one.split('.')
+            list_two = two.split('.')
+            while len(list_one)>0 and len(list_two)>0:
+                if list_one[0] > list_two[0]:
+                    return 1
+                if list_one[0] < list_two[0]:
+                    return -1
+                list_one.pop(0)
+                list_two.pop(0)
+            return 0
+
+bogus_nxdomain = "208.69.32.132"
+
+# http://www.chiark.greenend.org.uk/ucgi/~cjwatson/blosxom/2009-07-02-python-sigpipe.html
+# This is needed so that the subprocesses that produce endless output
+# actually quit when the reader goes away.
+import signal
+def subprocess_setup():
+    # Python installs a SIGPIPE handler by default. This is usually not what
+    # non-Python subprocesses expect.
+    signal.signal(signal.SIGPIPE, signal.SIG_DFL)
+
+class TimedOutException(Exception):
+    def __init__(self, value = "Timed Out"):
+        self.value = value
+    def __str__(self):
+        return repr(self.value)
+
+def _restore_backup(path):
+    pathbackup = path + '.autotest'
+    if os.path.exists(pathbackup):
+        shutil.move(pathbackup, path)
+
+def _save_backup(path):
+    pathbackup = path + '.autotest'
+    if os.path.exists(path) and not os.path.exists(pathbackup):
+        shutil.copy2(path, pathbackup)
+        # copy2 does not copy ownership, so do it here.
+        # Reference: http://docs.python.org/library/shutil.html
+        a = os.stat(path)
+        os.chown(pathbackup, a[4], a[5])
+
+def config_copydir(path):
+    if os.path.exists(path) and not os.path.isdir(path):
+        raise OSError("'%s' is not a directory" % (path))
+    _restore_backup(path)
+
+    pathbackup = path + '.autotest'
+    if os.path.exists(path):
+        shutil.copytree(path, pathbackup, symlinks=True)
+
+def config_replace(path,contents,append=False):
+    '''Replace (or append) to a config file'''
+    _restore_backup(path)
+    if os.path.exists(path):
+        _save_backup(path)
+        if append:
+            with open(path) as fh:
+                contents = fh.read() + contents
+    with open(path, 'w') as fh:
+        fh.write(contents)
+
+
+def config_comment(path, field):
+    _save_backup(path)
+    contents = ""
+    with open(path) as fh:
+        for line in fh:
+            if re.search("^\s*%s\s*=" % (field), line):
+                line = "#" + line
+            contents += line
+
+    with open(path + '.new', 'w') as new_fh:
+        new_fh.write(contents)
+    os.rename(path + '.new', path)
+
+
+def config_set(path, field, value, spaces=True):
+    _save_backup(path)
+    contents = ""
+    if spaces==True:
+        setting = '%s = %s\n' % (field, value)
+    else:
+        setting = '%s=%s\n' % (field, value)
+    found = False
+    with open(path) as fh:
+        for line in fh:
+            if re.search("^\s*%s\s*=" % (field), line):
+                found = True
+                line = setting
+            contents += line
+    if not found:
+        contents += setting
+
+    with open(path + '.new', 'w') as new_config:
+        new_config.write(contents)
+    os.rename(path + '.new', path)
+
+
+def config_patch(path, patch, depth=1):
+    '''Patch a config file'''
+    _restore_backup(path)
+    _save_backup(path)
+
+    handle, name = mkstemp_fill(patch)
+    rc = subprocess.call(['/usr/bin/patch', '-p%s' %(depth), path], stdin=handle, stdout=subprocess.PIPE)
+    os.unlink(name)
+    if rc != 0:
+        raise Exception("Patch failed")
+
+def config_restore(path):
+    '''Rename a replaced config file back to its initial state'''
+    _restore_backup(path)
+
+def timeout(secs, f, *args):
+    def handler(signum, frame):
+        raise TimedOutException()
+
+    old = signal.signal(signal.SIGALRM, handler)
+    result = None
+    signal.alarm(secs)
+    try:
+        result = f(*args)
+    finally:
+        signal.alarm(0)
+        signal.signal(signal.SIGALRM, old)
+
+    return result
+
+def require_nonroot():
+    if os.geteuid() == 0:
+        print("This series of tests should be run as a regular user with sudo access, not as root.", file=sys.stderr)
+        sys.exit(1)
+
+
+def require_root():
+    if os.geteuid() != 0:
+        print("This series of tests should be run with root privileges (e.g. via sudo).", file=sys.stderr)
+        sys.exit(1)
+
+
+def require_sudo():
+    if os.geteuid() != 0 or os.environ.get('SUDO_USER', None) == None:
+        print("This series of tests must be run under sudo.", file=sys.stderr)
+        sys.exit(1)
+    if os.environ['SUDO_USER'] == 'root':
+        print('Please run this test using sudo from a regular user. (You ran sudo from root.)', file=sys.stderr)
+        sys.exit(1)
+
+def random_string(length,lower=False):
+    '''Return a random string, consisting of ASCII letters, with given
+    length.'''
+
+    s = ''
+    selection = string.ascii_letters
+    if lower:
+        selection = string.ascii_lowercase
+    maxind = len(selection)-1
+    for l in range(length):
+        s += selection[random.randint(0, maxind)]
+    return s
+
+def mkstemp_fill(contents,suffix='',prefix='testlib-',dir=None):
+    '''As tempfile.mkstemp does, return a (file, name) pair, but with
+    prefilled contents.'''
+
+    handle, name = tempfile.mkstemp(suffix=suffix,prefix=prefix,dir=dir)
+    os.close(handle)
+    handle = open(name,"w+")
+    handle.write(contents)
+    handle.flush()
+    handle.seek(0)
+
+    return handle, name
+
+def create_fill(path, contents, mode=0o644):
+    '''Safely create a page'''
+    # make the temp file in the same dir as the destination file so we
+    # don't get invalid cross-device link errors when we rename
+    handle, name = mkstemp_fill(contents, dir=os.path.dirname(path))
+    handle.close()
+    os.rename(name, path)
+    os.chmod(path, mode)
+
+def login_exists(login):
+    '''Checks whether the given login exists on the system.'''
+
+    try:
+        pwd.getpwnam(login)
+        return True
+    except KeyError:
+        return False
+
+def group_exists(group):
+    '''Checks whether the given login exists on the system.'''
+
+    try:
+        grp.getgrnam(group)
+        return True
+    except KeyError:
+        return False
+
+def recursive_rm(dirPath, contents_only=False):
+    '''recursively remove directory'''
+    names = os.listdir(dirPath)
+    for name in names:
+        path = os.path.join(dirPath, name)
+        if os.path.islink(path) or not os.path.isdir(path):
+            os.unlink(path)
+        else:
+            recursive_rm(path)
+    if contents_only == False:
+        os.rmdir(dirPath)
+
+def check_pidfile(exe, pidfile):
+    '''Checks if pid in pidfile is running'''
+    if not os.path.exists(pidfile):
+        return False
+
+    # get the pid
+    try:
+        with open(pidfile, 'r') as fd:
+            pid = fd.readline().rstrip('\n')
+    except:
+        return False
+
+    return check_pid(exe, pid)
+
+
+def check_pid(exe, pid):
+    '''Checks if pid is running'''
+    cmdline = "/proc/%s/cmdline" % (str(pid))
+    if not os.path.exists(cmdline):
+        return False
+
+    # get the command line
+    try:
+        with open(cmdline, 'r') as fd:
+            tmp = fd.readline().split('\0')
+    except:
+        return False
+
+    # this allows us to match absolute paths or just the executable name
+    if re.match('^' + exe + '$', tmp[0]) or \
+       re.match('.*/' + exe + '$', tmp[0]) or \
+       re.match('^' + exe + ': ', tmp[0]) or \
+       re.match('^\(' + exe + '\)', tmp[0]):
+        return True
+
+    return False
+
+def check_port(port, proto, ver=4):
+    '''Check if something is listening on the specified port.
+       WARNING: for some reason this does not work with a bind mounted /proc
+    '''
+    assert (port >= 1)
+    assert (port <= 65535)
+    assert (proto.lower() == "tcp" or proto.lower() == "udp")
+    assert (ver == 4 or ver == 6)
+
+    fn = "/proc/net/%s" % (proto)
+    if ver == 6:
+        fn += str(ver)
+
+    rc, report = cmd(['cat', fn])
+    assert (rc == 0)
+
+    hport = "%0.4x" % port
+
+    if re.search(': [0-9a-f]{8}:%s [0-9a-f]' % str(hport).lower(), report.lower()):
+        return True
+    return False
+
+def get_arch():
+    '''Get the current architecture'''
+    rc, report = cmd(['uname', '-m'])
+    assert (rc == 0)
+    return report.strip()
+
+def get_memory():
+    '''Gets total ram and swap'''
+    meminfo = "/proc/meminfo"
+    memtotal = 0
+    swaptotal = 0
+    if not os.path.exists(meminfo):
+        return (False, False)
+
+    try:
+        fd = open(meminfo, 'r')
+        for line in fd.readlines():
+            splitline = line.split()
+            if splitline[0] == 'MemTotal:':
+                memtotal = int(splitline[1])
+            elif splitline[0] == 'SwapTotal:':
+                swaptotal = int(splitline[1])
+        fd.close()
+    except:
+        return (False, False)
+
+    return (memtotal,swaptotal)
+
+def is_running_in_vm():
+    '''Check if running under a VM'''
+    # add other virtualization environments here
+    for search in ['QEMU Virtual CPU']:
+        rc, report = cmd_pipe(['dmesg'], ['grep', search])
+        if rc == 0:
+            return True
+    return False
+
+def ubuntu_release():
+    '''Get the Ubuntu release'''
+    f = "/etc/lsb-release"
+    try:
+        size = os.stat(f)[ST_SIZE]
+    except:
+        return "UNKNOWN"
+
+    if size > 1024*1024:
+        raise IOError('Could not open "%s" (too big)' % f)
+
+    with open("/etc/lsb-release", 'r') as fh:
+        lines = fh.readlines()
+
+    pat = re.compile(r'DISTRIB_CODENAME')
+    for line in lines:
+        if pat.search(line):
+            return line.split('=')[1].rstrip('\n').rstrip('\r')
+
+    return "UNKNOWN"
+
+def cmd(command, input = None, stderr = subprocess.STDOUT, stdout = subprocess.PIPE, stdin = None, timeout = None):
+    '''Try to execute given command (array) and return its stdout, or return
+    a textual error if it failed.'''
+
+    try:
+        sp = subprocess.Popen(command, stdin=stdin, stdout=stdout, stderr=stderr, close_fds=True, preexec_fn=subprocess_setup, universal_newlines=True)
+    except OSError as e:
+        return [127, str(e)]
+
+    out, outerr = sp.communicate(input)
+    # Handle redirection of stdout
+    if out == None:
+        out = ''
+    # Handle redirection of stderr
+    if outerr == None:
+        outerr = ''
+    return [sp.returncode,out+outerr]
+
+def cmd_pipe(command1, command2, input = None, stderr = subprocess.STDOUT, stdin = None):
+    '''Try to pipe command1 into command2.'''
+    try:
+        sp1 = subprocess.Popen(command1, stdin=stdin, stdout=subprocess.PIPE, stderr=stderr, close_fds=True)
+        sp2 = subprocess.Popen(command2, stdin=sp1.stdout, stdout=subprocess.PIPE, stderr=stderr, close_fds=True)
+    except OSError as e:
+        return [127, str(e)]
+
+    out = sp2.communicate(input)[0]
+    return [sp2.returncode,out]
+
+def cwd_has_enough_space(cdir, total_bytes):
+    '''Determine if the partition of the current working directory has 'bytes'
+       free.'''
+    rc, df_output = cmd(['df'])
+    result = 'Got exit code %d, expected %d\n' % (rc, 0)
+    if rc != 0:
+        return False
+
+    kb = total_bytes / 1024
+
+    mounts = dict()
+    for line in df_output.splitlines():
+        if '/' not in line:
+            continue
+        tmp = line.split()
+        mounts[tmp[5]] = int(tmp[3])
+
+    cdir = os.getcwd()
+    while cdir != '/':
+        if not mounts.has_key(cdir):
+            cdir = os.path.dirname(cdir)
+            continue
+        if kb < mounts[cdir]:
+            return True
+        else:
+            return False
+
+    if kb < mounts['/']:
+        return True
+
+    return False
+
+def get_md5(filename):
+    '''Gets the md5sum of the file specified'''
+
+    (rc, report) = cmd(["/usr/bin/md5sum", "-b", filename])
+    expected = 0
+    assert (expected == rc)
+
+    return report.split(' ')[0]
+
+def dpkg_compare_installed_version(pkg, check, version):
+    '''Gets the version for the installed package, and compares it to the
+       specified version.
+    '''
+    (rc, report) = cmd(["/usr/bin/dpkg", "-s", pkg])
+    assert (rc == 0)
+    assert ("Status: install ok installed" in report)
+    installed_version = ""
+    for line in report.splitlines():
+        if line.startswith("Version: "):
+            installed_version = line.split()[1]
+
+    assert (installed_version != "")
+
+    (rc, report) = cmd(["/usr/bin/dpkg", "--compare-versions", installed_version, check, version])
+    assert (rc == 0 or rc == 1)
+    if rc == 0:
+        return True
+    return False
+
+def prepare_source(source, builder, cached_src, build_src, patch_system):
+    '''Download and unpack source package, installing necessary build depends,
+       adjusting the permissions for the 'builder' user, and returning the
+       directory of the unpacked source. Patch system can be one of:
+       - cdbs
+       - dpatch
+       - quilt
+       - quiltv3
+       - None (not the string)
+
+       This is normally used like this:
+
+       def setUp(self):
+           ...
+           self.topdir = os.getcwd()
+           self.cached_src = os.path.join(os.getcwd(), "source")
+           self.tmpdir = tempfile.mkdtemp(prefix='testlib', dir='/tmp')
+           self.builder = testlib.TestUser()
+           testlib.cmd(['chgrp', self.builder.login, self.tmpdir])
+           os.chmod(self.tmpdir, 0o775)
+
+       def tearDown(self):
+           ...
+           self.builder = None
+           self.topdir = os.getcwd()
+           if os.path.exists(self.tmpdir):
+               testlib.recursive_rm(self.tmpdir)
+
+       def test_suite_build(self):
+           ...
+           build_dir = testlib.prepare_source('foo', \
+                                         self.builder, \
+                                         self.cached_src, \
+                                         os.path.join(self.tmpdir, \
+                                           os.path.basename(self.cached_src)),
+                                         "quilt")
+           os.chdir(build_dir)
+
+           # Example for typical build, adjust as necessary
+           print("")
+           print("  make clean")
+           rc, report = testlib.cmd(['sudo', '-u', self.builder.login, 'make', 'clean'])
+
+           print("  configure")
+           rc, report = testlib.cmd(['sudo', '-u', self.builder.login, './configure', '--prefix=%s' % self.tmpdir, '--enable-debug'])
+
+           print("  make (will take a while)")
+           rc, report = testlib.cmd(['sudo', '-u', self.builder.login, 'make'])
+
+           print("  make check (will take a while)",)
+           rc, report = testlib.cmd(['sudo', '-u', self.builder.login, 'make', 'check'])
+           expected = 0
+           result = 'Got exit code %d, expected %d\n' % (rc, expected)
+           self.assertEqual(expected, rc, result + report)
+
+        def test_suite_cleanup(self):
+            ...
+            if os.path.exists(self.cached_src):
+                testlib.recursive_rm(self.cached_src)
+
+       It is up to the caller to clean up cached_src and build_src (as in the
+       above example, often the build_src is in a tmpdir that is cleaned in
+       tearDown() and the cached_src is cleaned in a one time clean-up
+       operation (eg 'test_suite_cleanup()) which must be run after the build
+       suite test (obviously).
+       '''
+
+    # Make sure we have a clean slate
+    assert (os.path.exists(os.path.dirname(build_src)))
+    assert (not os.path.exists(build_src))
+
+    cdir = os.getcwd()
+    if os.path.exists(cached_src):
+        shutil.copytree(cached_src, build_src)
+        os.chdir(build_src)
+    else:
+        # Only install the build dependencies on the initial setup
+        rc, report = cmd(['apt-get','-y','--force-yes','build-dep',source])
+        assert (rc == 0)
+
+        os.makedirs(build_src)
+        os.chdir(build_src)
+
+        # These are always needed
+        pkgs = ['build-essential', 'dpkg-dev', 'fakeroot']
+        rc, report = cmd(['apt-get','-y','--force-yes','install'] + pkgs)
+        assert (rc == 0)
+
+        rc, report = cmd(['apt-get','source',source])
+        assert (rc == 0)
+        shutil.copytree(build_src, cached_src)
+
+    unpacked_dir = os.path.join(build_src, glob.glob('%s-*' % source)[0])
+
+    # Now apply the patches. Do it here so that we don't mess up our cached
+    # sources.
+    os.chdir(unpacked_dir)
+    assert (patch_system in ['cdbs', 'dpatch', 'quilt', 'quiltv3', None])
+    if patch_system != None and patch_system != "quiltv3":
+        if patch_system == "quilt":
+            os.environ.setdefault('QUILT_PATCHES','debian/patches')
+            rc, report = cmd(['quilt', 'push', '-a'])
+            assert (rc == 0)
+        elif patch_system == "cdbs":
+            rc, report = cmd(['./debian/rules', 'apply-patches'])
+            assert (rc == 0)
+        elif patch_system == "dpatch":
+            rc, report = cmd(['dpatch', 'apply-all'])
+            assert (rc == 0)
+
+    cmd(['chown', '-R', '%s:%s' % (builder.uid, builder.gid), build_src])
+    os.chdir(cdir)
+
+    return unpacked_dir
+
+def _aa_status():
+    '''Get aa-status output'''
+    exe = "/usr/sbin/aa-status"
+    assert (os.path.exists(exe))
+    if os.geteuid() == 0:
+        return cmd([exe])
+    return cmd(['sudo', exe])
+
+def is_apparmor_loaded(path):
+    '''Check if profile is loaded'''
+    rc, report = _aa_status()
+    if rc != 0:
+        return False
+
+    for line in report.splitlines():
+        if line.endswith(path):
+            return True
+    return False
+
+def is_apparmor_confined(path):
+    '''Check if application is confined'''
+    rc, report = _aa_status()
+    if rc != 0:
+        return False
+
+    for line in report.splitlines():
+        if re.search('%s \(' % path, line):
+            return True
+    return False
+
+def check_apparmor(path, first_ubuntu_release, is_running=True):
+    '''Check if path is loaded and confined for everything higher than the
+       first Ubuntu release specified.
+
+       Usage:
+        rc, report = testlib.check_apparmor('/usr/sbin/foo', 8.04, is_running=True)
+        if rc < 0:
+            return self._skipped(report)
+
+        expected = 0
+        result = 'Got exit code %d, expected %d\n' % (rc, expected)
+        self.assertEqual(expected, rc, result + report)
+     '''
+    global manager
+    rc = -1
+
+    if manager.lsb_release["Release"] < first_ubuntu_release:
+        return (rc, "Skipped apparmor check")
+
+    if not os.path.exists('/sbin/apparmor_parser'):
+        return (rc, "Skipped (couldn't find apparmor_parser)")
+
+    rc = 0
+    msg = ""
+    if not is_apparmor_loaded(path):
+        rc = 1
+        msg = "Profile not loaded for '%s'" % path
+
+    # this check only makes sense it the 'path' is currently executing
+    if is_running and rc == 0 and not is_apparmor_confined(path):
+        rc = 1
+        msg = "'%s' is not running in enforce mode" % path
+
+    return (rc, msg)
+
+def get_gcc_version(gcc, full=True):
+    gcc_version = 'none'
+    if not gcc.startswith('/'):
+        gcc = '/usr/bin/%s' % (gcc)
+    if os.path.exists(gcc):
+        gcc_version = 'unknown'
+        lines = cmd([gcc,'-v'])[1].strip().splitlines()
+        version_lines = [x for x in lines if x.startswith('gcc version')]
+        if len(version_lines) == 1:
+            gcc_version = " ".join(version_lines[0].split()[2:])
+    if not full:
+        return gcc_version.split()[0]
+    return gcc_version
+
+def is_kdeinit_running():
+    '''Test if kdeinit is running'''
+    # applications that use kdeinit will spawn it if it isn't running in the
+    # test. This is a problem because it does not exit. This is a helper to
+    # check for it.
+    rc, report = cmd(['ps', 'x'])
+    if 'kdeinit4 Running' not in report:
+        print("kdeinit not running (you may start/stop any KDE application then run this script again)", file=sys.stderr)
+        return False
+    return True
+
+def get_pkgconfig_flags(libs=[]):
+    '''Find pkg-config flags for libraries'''
+    assert (len(libs) > 0)
+    rc, pkg_config = cmd(['pkg-config', '--cflags', '--libs'] + libs)
+    expected = 0
+    if rc != expected:
+        print('Got exit code %d, expected %d\n' % (rc, expected), file=sys.stderr)
+    assert(rc == expected)
+    return pkg_config.split()
+
+class TestDaemon:
+    '''Helper class to manage daemons consistently'''
+    def __init__(self, init):
+        '''Setup daemon attributes'''
+        self.initscript = init
+
+    def start(self):
+        '''Start daemon'''
+        rc, report = cmd([self.initscript, 'start'])
+        expected = 0
+        result = 'Got exit code %d, expected %d\n' % (rc, expected)
+        time.sleep(2)
+        if expected != rc:
+            return (False, result + report)
+
+        if "fail" in report:
+            return (False, "Found 'fail' in report\n" + report)
+
+        return (True, "")
+
+    def stop(self):
+        '''Stop daemon'''
+        rc, report = cmd([self.initscript, 'stop'])
+        expected = 0
+        result = 'Got exit code %d, expected %d\n' % (rc, expected)
+        if expected != rc:
+            return (False, result + report)
+
+        if "fail" in report:
+            return (False, "Found 'fail' in report\n" + report)
+
+        return (True, "")
+
+    def reload(self):
+        '''Reload daemon'''
+        rc, report = cmd([self.initscript, 'force-reload'])
+        expected = 0
+        result = 'Got exit code %d, expected %d\n' % (rc, expected)
+        if expected != rc:
+            return (False, result + report)
+
+        if "fail" in report:
+            return (False, "Found 'fail' in report\n" + report)
+
+        return (True, "")
+
+    def restart(self):
+        '''Restart daemon'''
+        (res, str) = self.stop()
+        if not res:
+            return (res, str)
+
+        (res, str) = self.start()
+        if not res:
+            return (res, str)
+
+        return (True, "")
+
+    def status(self):
+        '''Check daemon status'''
+        rc, report = cmd([self.initscript, 'status'])
+        expected = 0
+        result = 'Got exit code %d, expected %d\n' % (rc, expected)
+        if expected != rc:
+            return (False, result + report)
+
+        if "fail" in report:
+            return (False, "Found 'fail' in report\n" + report)
+
+        return (True, "")
+
+class TestlibManager(object):
+    '''Singleton class used to set up per-test-run information'''
+    def __init__(self):
+        # Set glibc aborts to dump to stderr instead of the tty so test output
+        # is more sane.
+        os.environ.setdefault('LIBC_FATAL_STDERR_','1')
+
+        # check verbosity
+        self.verbosity = False
+        if (len(sys.argv) > 1 and '-v' in sys.argv[1:]):
+            self.verbosity = True
+
+        # Load LSB release file
+        self.lsb_release = dict()
+        if not os.path.exists('/usr/bin/lsb_release') and not os.path.exists('/bin/lsb_release'):
+            raise OSError("Please install 'lsb-release'")
+        for line in subprocess.Popen(['lsb_release','-a'],stdout=subprocess.PIPE,stderr=subprocess.PIPE,universal_newlines=True).communicate()[0].splitlines():
+            field, value = line.split(':',1)
+            value=value.strip()
+            field=field.strip()
+            # Convert numerics
+            try:
+                value = float(value)
+            except:
+                pass
+            self.lsb_release.setdefault(field,value)
+
+        # FIXME: hack OEM releases into known-Ubuntu versions
+        if self.lsb_release['Distributor ID'] == "HP MIE (Mobile Internet Experience)":
+            if self.lsb_release['Release'] == 1.0:
+                self.lsb_release['Distributor ID'] = "Ubuntu"
+                self.lsb_release['Release'] = 8.04
+            else:
+                raise OSError("Unknown version of HP MIE")
+
+        # FIXME: hack to assume a most-recent release if we're not
+        # running under Ubuntu.
+        if self.lsb_release['Distributor ID'] not in ["Ubuntu","Linaro"]:
+            self.lsb_release['Release'] = 10000
+        # Adjust Linaro release to pretend to be Ubuntu
+        if self.lsb_release['Distributor ID'] in ["Linaro"]:
+       	    self.lsb_release['Distributor ID'] = "Ubuntu"
+            self.lsb_release['Release'] -= 0.01
+
+        # Load arch
+        if not os.path.exists('/usr/bin/dpkg'):
+            machine = cmd(['uname','-m'])[1].strip()
+            if machine.endswith('86'):
+                self.dpkg_arch = 'i386'
+            elif machine.endswith('_64'):
+                self.dpkg_arch = 'amd64'
+            elif machine.startswith('arm'):
+                self.dpkg_arch = 'armel'
+            else:
+                raise ValueError("Unknown machine type '%s'" % (machine))
+        else:
+            self.dpkg_arch = cmd(['dpkg','--print-architecture'])[1].strip()
+
+        # Find kernel version
+        self.kernel_is_ubuntu = False
+        self.kernel_version_signature = None
+        self.kernel_version = cmd(["uname","-r"])[1].strip()
+        versig = '/proc/version_signature'
+        if os.path.exists(versig):
+            self.kernel_is_ubuntu = True
+            self.kernel_version_signature = open(versig).read().strip()
+            self.kernel_version_ubuntu = self.kernel_version
+        elif os.path.exists('/usr/bin/dpkg'):
+            # this can easily be inaccurate but is only an issue for Dapper
+            rc, out = cmd(['dpkg','-l','linux-image-%s' % (self.kernel_version)])
+            if rc == 0:
+                self.kernel_version_signature = out.strip().split('\n').pop().split()[2]
+                self.kernel_version_ubuntu = self.kernel_version_signature
+        if self.kernel_version_signature == None:
+            # Attempt to fall back to something for non-Debian-based
+            self.kernel_version_signature = self.kernel_version
+            self.kernel_version_ubuntu = self.kernel_version
+        # Build ubuntu version without hardware suffix
+        try:
+            self.kernel_version_ubuntu = "-".join([x for x in self.kernel_version_signature.split(' ')[1].split('-') if re.search('^[0-9]', x)])
+        except:
+            pass
+
+        # Find gcc version
+        self.gcc_version = get_gcc_version('gcc')
+
+        # Find libc
+        self.path_libc = [x.split()[2] for x in cmd(['ldd','/bin/ls'])[1].splitlines() if x.startswith('\tlibc.so.')][0]
+
+        # Report self
+        if self.verbosity:
+            kernel = self.kernel_version_ubuntu
+            if kernel != self.kernel_version_signature:
+                kernel += " (%s)" % (self.kernel_version_signature)
+            print("Running test: '%s' distro: '%s %.2f' kernel: '%s' arch: '%s' uid: %d/%d SUDO_USER: '%s')" % (
+                sys.argv[0],
+                self.lsb_release['Distributor ID'],
+                self.lsb_release['Release'],
+                kernel,
+                self.dpkg_arch,
+                os.geteuid(), os.getuid(),
+                os.environ.get('SUDO_USER', '')), file=sys.stdout)
+            sys.stdout.flush()
+
+        # Additional heuristics
+        #if os.environ.get('SUDO_USER', os.environ.get('USER', '')) in ['mdeslaur']:
+        #    sys.stdout.write("Replying to Marc Deslauriers in http://launchpad.net/bugs/%d: " % random.randint(600000, 980000))
+        #    sys.stdout.flush()
+        #    time.sleep(0.5)
+        #    sys.stdout.write("destroyed\n")
+        #    time.sleep(0.5)
+
+    def hello(self, msg):
+        print("Hello from %s" % (msg), file=sys.stderr)
+# The central instance
+manager = TestlibManager()
+
+class TestlibCase(unittest.TestCase):
+    def __init__(self, *args):
+        '''This is called for each TestCase test instance, which isn't much better
+           than SetUp.'''
+
+        unittest.TestCase.__init__(self, *args)
+
+        # Attach to and duplicate dicts from manager singleton
+        self.manager = manager
+        #self.manager.hello(repr(self) + repr(*args))
+        self.my_verbosity = self.manager.verbosity
+        self.lsb_release = self.manager.lsb_release
+        self.dpkg_arch = self.manager.dpkg_arch
+        self.kernel_version = self.manager.kernel_version
+        self.kernel_version_signature = self.manager.kernel_version_signature
+        self.kernel_version_ubuntu = self.manager.kernel_version_ubuntu
+        self.kernel_is_ubuntu = self.manager.kernel_is_ubuntu
+        self.gcc_version = self.manager.gcc_version
+        self.path_libc = self.manager.path_libc
+
+    def version_compare(self, one, two):
+        return apt_pkg.VersionCompare(one,two)
+
+    def assertFileType(self, filename, filetype):
+        '''Checks the file type of the file specified'''
+
+        (rc, report, out) = self._testlib_shell_cmd(["/usr/bin/file", "-b", filename])
+        out = out.strip()
+        expected = 0
+        # Absolutely no idea why this happens on Hardy
+        if self.lsb_release['Release'] == 8.04 and rc == 255 and len(out) > 0:
+            rc = 0
+        result = 'Got exit code %d, expected %d:\n%s\n' % (rc, expected, report)
+        self.assertEqual(expected, rc, result)
+
+        filetype = '^%s$' % (filetype)
+        result = 'File type reported by file: [%s], expected regex: [%s]\n' % (out, filetype)
+        self.assertNotEquals(None, re.search(filetype, out), result)
+
+    def yank_commonname_from_cert(self, certfile):
+        '''Extract the commonName from a given PEM'''
+        rc, out = cmd(['openssl','asn1parse','-in',certfile])
+        if rc == 0:
+            ready = False
+            for line in out.splitlines():
+                if ready:
+                    return line.split(':')[-1]
+                if ':commonName' in line:
+                    ready = True
+        return socket.getfqdn()
+
+    def announce(self, text):
+        if self.my_verbosity:
+            print("(%s) " % (text), file=sys.stderr, end='')
+            sys.stdout.flush()
+
+    def make_clean(self):
+        rc, output = self.shell_cmd(['make','clean'])
+        self.assertEqual(rc, 0, output)
+
+    def get_makefile_compiler(self):
+        # Find potential compiler name
+        compiler = 'gcc'
+        if os.path.exists('Makefile'):
+            for line in open('Makefile'):
+                if line.startswith('CC') and '=' in line:
+                    items = [x.strip() for x in line.split('=')]
+                    if items[0] == 'CC':
+                        compiler = items[1]
+                        break
+        return compiler
+
+    def make_target(self, target, expected=0):
+        '''Compile a target and report output'''
+
+        compiler = self.get_makefile_compiler()
+        rc, output = self.shell_cmd(['make',target])
+        self.assertEqual(rc, expected, 'rc(%d)!=%d:\n' % (rc, expected) + output)
+        self.assertTrue('%s ' % (compiler) in output, 'Expected "%s":' % (compiler) + output)
+        return output
+
+    # call as   return testlib.skipped()
+    def _skipped(self, reason=""):
+        '''Provide a visible way to indicate that a test was skipped'''
+        if reason != "":
+            reason = ': %s' % (reason)
+        self.announce("skipped%s" % (reason))
+        return False
+
+    def _testlib_shell_cmd(self,args,stdin=None, stdout=subprocess.PIPE, stderr=subprocess.STDOUT):
+        argstr = "'" + "', '".join(args).strip() + "'"
+        rc, out = cmd(args,stdin=stdin,stdout=stdout,stderr=stderr)
+        report = 'Command: ' + argstr + '\nOutput:\n' + out
+        return rc, report, out
+
+    def shell_cmd(self, args, stdin=None):
+        return cmd(args,stdin=stdin)
+
+    def assertShellExitEquals(self, expected, args, stdin=None, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, msg=""):
+        '''Test a shell command matches a specific exit code'''
+        rc, report, out = self._testlib_shell_cmd(args, stdin=stdin, stdout=stdout, stderr=stderr)
+        result = 'Got exit code %d, expected %d\n' % (rc, expected)
+        self.assertEqual(expected, rc, msg + result + report)
+
+    def assertShellExitNotEquals(self, unwanted, args, stdin=None, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, msg=""):
+        '''Test a shell command doesn't match a specific exit code'''
+        rc, report, out = self._testlib_shell_cmd(args, stdin=stdin, stdout=stdout, stderr=stderr)
+        result = 'Got (unwanted) exit code %d\n' % rc
+        self.assertNotEquals(unwanted, rc, msg + result + report)
+
+    def assertShellOutputContains(self, text, args, stdin=None, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, msg="", invert=False):
+        '''Test a shell command contains a specific output'''
+        rc, report, out = self._testlib_shell_cmd(args, stdin=stdin, stdout=stdout, stderr=stderr)
+        result = 'Got exit code %d.  Looking for text "%s"\n' % (rc, text)
+        if not invert:
+            self.assertTrue(text in out, msg + result + report)
+        else:
+            self.assertFalse(text in out, msg + result + report)
+
+    def assertShellOutputEquals(self, text, args, stdin=None, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, msg="", invert=False, expected=None):
+        '''Test a shell command matches a specific output'''
+        rc, report, out = self._testlib_shell_cmd(args, stdin=stdin, stdout=stdout, stderr=stderr)
+        result = 'Got exit code %d. Looking for exact text "%s" (%s)\n' % (rc, text, " ".join(args))
+        if not invert:
+            self.assertEqual(text, out, msg + result + report)
+        else:
+            self.assertNotEquals(text, out, msg + result + report)
+        if expected != None:
+            result = 'Got exit code %d. Expected %d (%s)\n' % (rc, expected, " ".join(args))
+            self.assertEqual(rc, expected, msg + result + report)
+
+    def _word_find(self, report, content, invert=False):
+        '''Check for a specific string'''
+        if invert:
+            warning = 'Found "%s"\n' % content
+            self.assertTrue(content not in report, warning + report)
+        else:
+            warning = 'Could not find "%s"\n' % content
+            self.assertTrue(content in report, warning + report)
+
+    def _test_sysctl_value(self, path, expected, msg=None, exists=True):
+        sysctl = '/proc/sys/%s' % (path)
+        self.assertEqual(exists, os.path.exists(sysctl), sysctl)
+        value = None
+        if exists:
+            with open(sysctl) as sysctl_fd:
+                value = int(sysctl_fd.read())
+            report = "%s is not %d: %d" % (sysctl, expected, value)
+            if msg:
+                report += " (%s)" % (msg)
+            self.assertEqual(value, expected, report)
+        return value
+
+    def set_sysctl_value(self, path, desired):
+        sysctl = '/proc/sys/%s' % (path)
+        self.assertTrue(os.path.exists(sysctl),"%s does not exist" % (sysctl))
+        with open(sysctl, 'w') as sysctl_fh:
+            sysctl_fh.write(str(desired))
+        self._test_sysctl_value(path, desired)
+
+    def kernel_at_least(self, introduced):
+        return self.version_compare(self.kernel_version_ubuntu,
+                                    introduced) >= 0
+
+    def kernel_claims_cve_fixed(self, cve):
+        changelog = "/usr/share/doc/linux-image-%s/changelog.Debian.gz" % (self.kernel_version)
+        if os.path.exists(changelog):
+            for line in gzip.open(changelog):
+                if cve in line and not "revert" in line and not "Revert" in line:
+                    return True
+        return False
+
+class TestGroup:
+    '''Create a temporary test group and remove it again in the dtor.'''
+
+    def __init__(self, group=None, lower=False):
+        '''Create a new group'''
+
+        self.group = None
+        if group:
+            if group_exists(group):
+                raise ValueError('group name already exists')
+        else:
+            while(True):
+                group = random_string(7,lower=lower)
+                if not group_exists(group):
+                    break
+
+        assert subprocess.call(['groupadd',group]) == 0
+        self.group = group
+        g = grp.getgrnam(self.group)
+        self.gid = g[2]
+
+    def __del__(self):
+        '''Remove the created group.'''
+
+        if self.group:
+            rc, report = cmd(['groupdel', self.group])
+            assert rc == 0
+
+class TestUser:
+    '''Create a temporary test user and remove it again in the dtor.'''
+
+    def __init__(self, login=None, home=True, group=None, uidmin=None, lower=False, shell=None):
+        '''Create a new user account with a random password.
+
+        By default, the login name is random, too, but can be explicitly
+        specified with 'login'. By default, a home directory is created, this
+        can be suppressed with 'home=False'.'''
+
+        self.login = None
+
+        if os.geteuid() != 0:
+            raise ValueError("You must be root to run this test")
+
+        if login:
+            if login_exists(login):
+                raise ValueError('login name already exists')
+        else:
+            while(True):
+                login = 't' + random_string(7,lower=lower)
+                if not login_exists(login):
+                    break
+
+        self.salt = random_string(2)
+        self.password = random_string(8,lower=lower)
+        self.crypted = crypt.crypt(self.password, self.salt)
+
+        creation = ['useradd', '-p', self.crypted]
+        if home:
+            creation += ['-m']
+        if group:
+            creation += ['-G',group]
+        if uidmin:
+            creation += ['-K','UID_MIN=%d'%uidmin]
+        if shell:
+            creation += ['-s',shell]
+        creation += [login]
+        assert subprocess.call(creation) == 0
+        # Set GECOS
+        assert subprocess.call(['usermod','-c','Buddy %s' % (login),login]) == 0
+
+        self.login = login
+        p = pwd.getpwnam(self.login)
+        self.uid   = p[2]
+        self.gid   = p[3]
+        self.gecos = p[4]
+        self.home  = p[5]
+        self.shell = p[6]
+
+    def __del__(self):
+        '''Remove the created user account.'''
+
+        if self.login:
+            # sanity check the login name so we don't accidentally wipe too much
+            if len(self.login)>3 and not '/' in self.login:
+                subprocess.call(['rm','-rf', '/home/'+self.login, '/var/mail/'+self.login])
+            rc, report = cmd(['userdel', '-f', self.login])
+            assert rc == 0
+
+    def add_to_group(self, group):
+        '''Add user to the specified group name'''
+        rc, report = cmd(['usermod', '-G', group, self.login])
+        if rc != 0:
+            print(report)
+        assert rc == 0
+
+# Timeout handler using alarm() from John P. Speno's Pythonic Avocado
+class TimeoutFunctionException(Exception):
+    """Exception to raise on a timeout"""
+    pass
+class TimeoutFunction:
+    def __init__(self, function, timeout):
+        self.timeout = timeout
+        self.function = function
+
+    def handle_timeout(self, signum, frame):
+        raise TimeoutFunctionException()
+
+    def __call__(self, *args, **kwargs):
+        old = signal.signal(signal.SIGALRM, self.handle_timeout)
+        signal.alarm(self.timeout)
+        try:
+            result = self.function(*args, **kwargs)
+        finally:
+            signal.signal(signal.SIGALRM, old)
+        signal.alarm(0)
+        return result
+
+
+def main():
+    print("hi")
+    unittest.main()