sdm-phase1

#!/bin/bash
# This script runs in the nspawn image
#

function upgkeepconf() {
    #
    # Write /etc/apt/apt.conf.d/02sdm-myconf
    # Forcing apt to not query about conf file changes
    # $1 = "--yes" or ""
    # $2 = $showapt or 0 to not display output
    # $3 = 0 [upgrade] or 1 [dist-upgrade]
    #
cat > /etc/apt/apt.conf.d/02sdm-myconf <<EOF
    Dpkg::Options {
   "--force-confdef";
   "--force-confold";
}
EOF
[ "$3" == "0" ] && upg="upgrade" || upg="dist-upgrade"
doaptrpterror "$1 $upg" "$2"
rm -f /etc/apt/apt.conf.d/02sdm-myconf
}

function doctrlcp1() {
    echo "% Caught CTRL/C. Exiting Phase 1..."
    exit 1     #Can't use poweroff since no job control in either nspawn or chroot
}
#
# Read configuration information from sdm
#
source /etc/sdm/sdm-readparams

#
# Handle commands which are run in the context of the container. They are here as a matter of
# programming convenience ;)
#
cmd="$(stripquotes "$1")"
cmdoptions="$(stripquotes "$2")"
#logtoboth "DD-1 cmd:|$cmd| cmdoptions:|$cmdoptions| 2:|$2| 3:|$3|"
# case stmt falls through if not processed within
trap "doctrlcp1" SIGINT
case "$cmd" in
    apt)
	logtoboth "* Start apt maintenance"
	logfreespace "at start of 'apt $cmdoptions'"
	[[ "$cmdoptions" =~ "update" ]] &&  logtoboth "> Perform 'apt update'" && doaptrpterror "--yes update" 0 || exit
	[[ "$cmdoptions" =~ "upgrade" ]] && logtoboth "> Perform 'apt upgrade'" && upgkeepconf --yes 0 $aptdistupgrade || exit
	[[ "$cmdoptions" =~ "autoremove" ]] && logtoboth "> Perform 'apt autoremove'" && doaptrpterror "--yes autoremove" 0 || exit
	logfreespace "at end of 'apt $cmdoptions'"
	logtoboth "* apt maintenance Completed"
	exit 0
	;;
    b1script)   # Burn time run script 
	fn="/etc/sdm/assets/$(basename $cmdoptions)"
	if [ -f $fn ]
	then
	    logtoboth "> Run script '$cmdoptions' [$fn] in nspawn"
	    /etc/sdm/assets/$(basename $cmdoptions)
	else
	    logtoboth "? Internal error: Script '$fn' not found"
	fi
	exit
	;;
    burn-enable-lightdm-delay)  # Delay lightdm enable until sdm-firstboot
	runoneplugin graphics runfunction "runfunction=delaylightdmenable|runargs=burning"
	exit
	;;
    run-all-plugins)  # Run Plugin phase 1 or post-install
	phase=$cmdoptions
	runplugins "$plugins" $phase
	exit
        ;;
    run-plugin-list) # Run list of plugins phase 1 or post-install
	phase=$cmdoptions
	theseplugins="$(stripquotes "$3")"
	runplugins "$theseplugins" $phase || exit
	writeconfig                    #Write updated config
	exit
	;;
    run-one-plugin)  # Run Plugin phase 1 or post-install
	# $cmdoptions: plugin name and args $3: Phase
	p="$cmdoptions"
	phase="$(stripquotes "$3")"
	runonepluginx "$p" $phase
	exit
        ;;
    run-command)  # Run a single command in phase 1 or post-install
	runcmd="$(stripquotes "$cmdoptions") $3 $4 $5 $6 $7 $8"
	$runcmd
	exit
        ;;
    run-command-quietly)  # Run a single command in phase 1 or post-install
	# $cmdoptions: Command line
	#logtoboth "DD0 run-command-quietly: $cmdoptions"
	#runcmd="$(stripquotes "$cmdoptions") $3 $4 $5 $6 $7 $8"
	runcmd="$cmdoptions $3 $4 $5 $6 $7 $8"
	$runcmd > /dev/null 2>&1
	#logtoboth "DD run-command-quietly: $runcmd"
	#$runcmd #> /dev/null 2>&1
	exit
        ;;
esac
logtoboth "* Start Phase 1 image customization"
logfreespace "at start of Phase 1 image customization"

#
# Set up sdm-firstboot service. This service processes some settings that can only be done
# on the first boot of the system.
#
logtoboth "> Configure and enable sdm FirstBoot service (sdm-firstboot)"
rm -f /etc/systemd/system/sdm-firstboot.service
cat > /etc/systemd/system/sdm-firstboot.service <<EOF
[Unit]
Description=sdm FirstBoot System Configuration
After=network.target
#Before=rc-local.service

[Service]
Type=forking
ExecStart=$sdmdir/sdm-firstboot
TimeoutSec=0
RemainAfterExit=yes
GuessMainPID=no

[Install]
WantedBy=multi-user.target
EOF

systemctl enable sdm-firstboot > /dev/null 2>&1

[ "$hname" != "" ] && updatehostname $hname   # If hostname specified on customize then set it

#
# Set up apt-cacher-ng client if requested
#
if [ "$aptcache" != "" ]
then
    logtoboth "> Set image as apt-cacher-ng client using server $aptcache"
    $sdmdir/sdm-apt-cacher client $aptcache
fi
if [ $swapsize -gt 0 ]
then
    logtoboth "> Set Swap Size to ${swapsize}MB"
    sed -i "s/CONF_SWAPSIZE=.*/CONF_SWAPSIZE=$swapsize/" /etc/dphys-swapfile
fi

if ! [[ "$poptions" =~ "noupdate" ]]
then
    logtoboth "> Start 'apt update'"
    logfreespace "at start of 'apt update'"
    doaptrpterror "update" $showapt
    logfreespace "at end of 'apt update'"
else
    logtoboth "> Skip 'apt update' per --apt-options noupdate"
fi    

if [ "$cscript" != "" ]
then
    csfn="$sdmdir/$(basename $cscript)"
    logtoboth "> Run Custom Phase Script '$csfn' Phase 1" 
    $csfn 1
else
    csfn=""
fi
#
# Run requested plugins Phase 1
#
runplugins "$plugins" 1 || exit

#
# Post-install Configuration
#
logtoboth "* Phase 1 post-app installation/configuration"

if ! [[ "$poptions" =~ "noupgrade" ]]
then
    [ $aptdistupgrade -eq 0 ] && upg="upgrade" || upg="dist-upgrade"
    logtoboth "> Start 'apt $upg'"
    logfreespace "at start of 'apt $upg'"
    upgkeepconf "-y" "$showapt" $aptdistupgrade
    logfreespace "at end of 'apt $upg'"
else
    logtoboth "> Skip 'apt upgrade' per --apt-options noupgrade"
fi    

if [[ ! "$poptions" =~ "noautoremove" ]]
then
    logtoboth "> Start 'apt autoremove'"
    logfreespace "at start of 'apt autoremove'"
    doaptrpterror "--yes autoremove" $showapt
    logfreespace "at end of 'apt autoremove'"
else
    logtoboth "> Skip 'apt autoremove' per --apt-options noautoremove"
fi

logfreespace "at end of Phase 1 image customization"
logtoboth "* Phase 1 Completed"

if [ "$csfn" != "" ]
then
    logtoboth "> Run Custom Phase Script '$csfn' post-install"
    $csfn post-install
fi
#
# Run requested plugins post-install phase
#
runplugins "$plugins" post-install || exit
#
# Complete graphics post-install if graphics plugin not selected
# This is a hack. Proper fix needs more thought
#
if ! ispluginselected graphics "$plugins"
then
    logtoboth "> Run graphics post-install configuration"
    source $sdmdir/plugins/graphics
    gargs=$(getpluginargs graphics "$plugins")
    [[ "$gargs" =~ "nodmconsole" ]] && nodmconsole=1 || nodmconsole=0
    gfxcfgpostinstall yes
fi

if ! ispluginselected network "$plugins"
then
    logtoboth "> Enable SSH"
    dosshsetup service phase1
fi

resetpluginlist

logfreespace "at end of image customization"

printnotes

#
# Check for apt errors in the apt log
#
if [ -f /etc/sdm/apt.log ]
then
    grep -q "^E:" /etc/sdm/apt.log && logtoboth "? apt reported errors; review /etc/sdm/apt.log"
fi
#
# Report run time
#
customizeend="$(getcdate)"
logtoboth "> Customize elapsed time: $(datediff $customizestart $customizeend)"
if [ $fbatch -eq 0 ]
then
    if [ -t 0 ]
    then
	logtoboth "* Enter Shell Command Prompt"
	logtoboth "  'exit' to exit back to host system"
	IFS=":" read efg ebg ecursor <<< $ecolors
	stermcolors "$efg" "$ebg" "$ecursor" x1
	bash -i
	logtoboth "* Customization complete"
	resetcolors x1
    else
	logtoboth "* Run bash on non-terminal standard input"
	bash
    fi
else
    logtoboth "* Customization complete"
    logtoboth "* Batch Mode exit"
fi
exit 0