#!/bin/bash
# vim: dict=/usr/share/beakerlib/dictionary.vim cpt=.,w,b,u,t,i,k
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#
# runtest.sh of /CoreOS/selinux-policy/Regression/dhclient-and-similar
# Description: SELinux interferes with dhclient and related programs
# Author: Milos Malik <mmalik@redhat.com>
#
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#
# Copyright (c) 2020 Red Hat, Inc. All rights reserved.
#
# This copyrighted material is made available to anyone wishing
# to use, modify, copy, or redistribute it subject to the terms
# and conditions of the GNU General Public License version 2.
#
# 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, write to the Free
# Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
# Boston, MA 02110-1301, USA.
#
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# Include Beaker environment
. /usr/share/beakerlib/beakerlib.sh || exit 1
PACKAGE="selinux-policy"
SERVICE_PACKAGE="chrony"
SERVICE_NAME="chronyd"
rlJournalStart
rlLog "If this test fails, please contact mmalik on IRC #selinux"
rlLog "This test should fail if tested bugs are NOT fixed yet"
rlPhaseStartSetup
rlRun "rlImport 'selinux-policy/common'" 0,1
rlSESatisfyRequires
rlAssertRpm ${PACKAGE}
rlAssertRpm ${PACKAGE}-targeted
rlAssertRpm ${SERVICE_PACKAGE}
rlServiceStart ${SERVICE_NAME}
rlFileBackup --missing-ok /run/chrony-dhcp
rlSESetEnforce
rlSEStatus
rlSESetTimestamp
sleep 2
rlPhaseEnd
if ! rlIsRHEL 8 && ! rlIsCentOS 8 ; then
rlPhaseStartTest "bz#1897388"
rlSEMatchPathCon "/usr/sbin/dhclient-script" "dhcpc_exec_t"
rlSEMatchPathCon "/usr/bin/chronyc" "chronyc_exec_t"
rlSESearchRule "allow dhcpc_t chronyc_exec_t : file { getattr open read execute } [ ]"
rlSESearchRule "type_transition dhcpc_t chronyc_exec_t : process chronyc_t"
rlSESearchRule "allow dhcpc_t chronyc_t : process { transition } [ ]"
rlPhaseEnd
rlPhaseStartTest "bz#2035117 + bz#2093709 + bz#2094155"
rlSEMatchPathCon "/usr/sbin/dhclient-script" "dhcpc_exec_t"
rlSEMatchPathCon "/run/chrony-dhcp" "chronyd_var_run_t"
rlSEMatchPathCon "/run/chrony-dhcp/eth0.sources" "chronyd_var_run_t"
rlSESearchRule "type_transition dhcpc_t var_run_t : dir chronyd_var_run_t chrony-dhcp"
rlSESearchRule "allow dhcpc_t chronyd_var_run_t : dir { read write } [ ]"
rlSESearchRule "allow dhcpc_t chronyd_var_run_t : file { create getattr append } [ ]"
rlPhaseEnd
fi
rlPhaseStartTest "real scenario"
rlRun "rm -rf /run/chrony-dhcp"
rlRun "restorecon -Rv /run /var -e /var/ARTIFACTS" 0-255
rlRun "dhclient"
DHCLIENT_PID=`pgrep dhclient`
rlRun "ps -efZ | grep dhclient"
rlRun "ps -efZ | grep ':dhcpc_t:.*dhclient'"
if ! rlIsRHEL 8 && ! rlIsCentOS 8 ; then
rlRun "ls -alZ /run/chrony-dhcp"
fi
rlPhaseEnd
rlPhaseStartCleanup
sleep 2
rlSECheckAVC
kill ${DHCLIENT_PID}
rlFileRestore
rlServiceRestore ${SERVICE_NAME}
rlPhaseEnd
rlJournalPrintText
rlJournalEnd