#!/bin/bash
# vim: dict=/usr/share/beakerlib/dictionary.vim cpt=.,w,b,u,t,i,k
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#
#   runtest.sh of /tools/systemtap/Regression/ipv6-tapset-support
#   Description: Test for BZ#822503 (ipv6 tapset support)
#   Author: Martin Cermak <mcermak@redhat.com>
#
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#
#   Copyright (c) 2013 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
. /etc/os-release || exit 1

rlJournalStart
    rlPhaseStartSetup
        rlLogInfo "Related bugs: Fedora rawhide 6.2.0-0.rc8.57.fc39.x86_64 bz2177192"
        rlAssertRpm nfs-utils
        rlRun "uname -r"
        rlRun "which stap"

        rlRun "TMPD=$(mktemp -d --tmpdir=$HOME tmp.XXXXXXX)"
        rlRun "mkdir $TMPD/{A,B}"
        rlRun "chmod --recursive 0777 $TMPD"
        rlRun "STAPLOG=$(mktemp)"

        rlServiceStart rpcbind
        sleep 5
        NFS_SERVICE=nfs
        rlIsRHEL '>=8' && NFS_SERVICE=nfs-server
        [ $ID == 'fedora' ] && test $VERSION_ID -ge 38 && NFS_SERVICE=nfs-server
        rlServiceStart $NFS_SERVICE
        sleep 10
        rlRun "exportfs -ua"
        rlRun "exportfs -i -o 'rw,no_root_squash' *:$TMPD/A"
    rlPhaseEnd

    rlPhaseStartTest
        # ======= work around bz1605574
        rlLogInfo "Let's check if we can compile the module."
        rlLogInfo "In case we can't, we'll go ahead with prologue searching."
        set -x
        EXTRA_SWITCHES=''
        stap -p4 nfsd.proc.lookup.stp || EXTRA_SWITCHES="-P"
        set +x
        # =============================

        # mount is sufficient to invoke nfsd.proc.lookup
        rlRun "stap $EXTRA_SWITCHES -v -c 'mount -t nfs -v [::1]:$TMPD/A $TMPD/B' nfsd.proc.lookup.stp |& tee $STAPLOG"
        rlRun "umount $TMPD/B"
        rlRun "grep 'Unsupported Address Family' $STAPLOG" 1
        rlRun "egrep '^\[0000:0000:0000:0000:0000:0000:0000:0001\]:[0-9]+.*$(basename $TMPD)' $STAPLOG"
    rlPhaseEnd

    rlPhaseStartCleanup
        rlServiceRestore $NFS_SERVICE
        rlServiceRestore rpcbind
        rlRun "rm -rf $TMPD $STAPLOG"
    rlPhaseEnd
rlJournalPrintText
rlJournalEnd