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#!/bin/bash
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# vim: dict=/usr/share/beakerlib/dictionary.vim cpt=.,w,b,u,t,i,k
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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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#
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# runtest.sh of /CoreOS/selinux-policy/Regression/dhclient-and-similar
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# Description: SELinux interferes with dhclient and related programs
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# Author: Milos Malik <mmalik@redhat.com>
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#
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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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#
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# Copyright (c) 2020 Red Hat, Inc. All rights reserved.
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#
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# This copyrighted material is made available to anyone wishing
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# to use, modify, copy, or redistribute it subject to the terms
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# and conditions of the GNU General Public License version 2.
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#
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# This program is distributed in the hope that it will be
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# useful, but WITHOUT ANY WARRANTY; without even the implied
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# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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# PURPOSE. See the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public
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# License along with this program; if not, write to the Free
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# Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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# Boston, MA 02110-1301, USA.
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#
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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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# Include Beaker environment
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. /usr/share/beakerlib/beakerlib.sh || exit 1
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PACKAGE="selinux-policy"
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SERVICE_PACKAGE="chrony"
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SERVICE_NAME="chronyd"
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rlJournalStart
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rlLog "If this test fails, please contact mmalik on IRC #selinux"
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rlLog "This test should fail if tested bugs are NOT fixed yet"
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rlPhaseStartSetup
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rlRun "rlImport 'selinux-policy/common'" 0,1
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rlSESatisfyRequires
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rlAssertRpm ${PACKAGE}
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rlAssertRpm ${PACKAGE}-targeted
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rlAssertRpm ${SERVICE_PACKAGE}
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rlServiceStart ${SERVICE_NAME}
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rlFileBackup --missing-ok /run/chrony-dhcp
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rlSESetEnforce
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rlSEStatus
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rlSESetTimestamp
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sleep 2
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rlPhaseEnd
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if ! rlIsRHEL 8 && ! rlIsCentOS 8 ; then
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rlPhaseStartTest "bz#1897388"
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rlSEMatchPathCon "/usr/sbin/dhclient-script" "dhcpc_exec_t"
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rlSEMatchPathCon "/usr/bin/chronyc" "chronyc_exec_t"
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rlSESearchRule "allow dhcpc_t chronyc_exec_t : file { getattr open read execute } [ ]"
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rlSESearchRule "type_transition dhcpc_t chronyc_exec_t : process chronyc_t"
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rlSESearchRule "allow dhcpc_t chronyc_t : process { transition } [ ]"
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rlPhaseEnd
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rlPhaseStartTest "bz#2035117 + bz#2093709 + bz#2094155"
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rlSEMatchPathCon "/usr/sbin/dhclient-script" "dhcpc_exec_t"
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rlSEMatchPathCon "/run/chrony-dhcp" "chronyd_var_run_t"
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rlSEMatchPathCon "/run/chrony-dhcp/eth0.sources" "chronyd_var_run_t"
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rlSESearchRule "type_transition dhcpc_t var_run_t : dir chronyd_var_run_t chrony-dhcp"
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rlSESearchRule "allow dhcpc_t chronyd_var_run_t : dir { read write } [ ]"
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rlSESearchRule "allow dhcpc_t chronyd_var_run_t : file { create getattr append } [ ]"
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rlPhaseEnd
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fi
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rlPhaseStartTest "real scenario"
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rlRun "rm -rf /run/chrony-dhcp"
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rlRun "restorecon -Rv /run /var -e /var/ARTIFACTS" 0-255
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rlRun "dhclient"
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DHCLIENT_PID=`pgrep dhclient`
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rlRun "ps -efZ | grep dhclient"
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rlRun "ps -efZ | grep ':dhcpc_t:.*dhclient'"
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if ! rlIsRHEL 8 && ! rlIsCentOS 8 ; then
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rlRun "ls -alZ /run/chrony-dhcp"
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fi
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rlPhaseEnd
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rlPhaseStartCleanup
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sleep 2
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rlSECheckAVC
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kill ${DHCLIENT_PID}
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rlFileRestore
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rlServiceRestore ${SERVICE_NAME}
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rlPhaseEnd
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rlJournalPrintText
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rlJournalEnd
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