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#!/bin/bash
PS=$(which ps)
GREP=$(which grep)
LOGGER=$(which logger)
MKDIR=$(which mkdir)
MOUNT=$(which mount)
MOUNTDIR=/mnt/diskmount/
SERVICEFILE=openslx-scriptinstall.service
# systemd erkennen
case $(${PS} --pid 1 -o comm h) in
systemd) echo "openslx praeinstaller: systemd detected."
if [ -d /etc/systemd/system ]; then
SERVICEDIR=/etc/systemd/system/
else
SERVICEDIR=/usr/lib/systemd/system/
fi
echo "openslx praeinstaller: installing systemd service file to ${SERVICEDIR}/${SERVICEFILE}."
cat <<-HEREDOC > "$SERVICEDIR"/"$SERVICEFILE"
[Unit]
Description=openSLX script installer
Before=display-manager.service graphical.target
[Service]
Type=oneshot
ExecStartPre=${MKDIR} -p /mnt/diskmount
ExecStartPre=-${MOUNT} /dev/fd1 /mnt/diskmount
ExecStart=${LOGGER} "openslx service file: started."
ExecStart=${MOUNTDIR}/linux/vm_runtime
ExecStart=${LOGGER} "openslx service file: done."
RemainAfterExit=no
HEREDOC
[ ! -d /etc/systemd/system/graphical.target.wants ] && mkdir /etc/systemd/system/graphical.target.wants 2>/dev/null
[ ! -d /etc/systemd/system/basic.target.wants ] && mkdir /etc/systemd/system/basic.target.wants 2>/dev/null
ln -s "${SERVICEDIR}"/"${SERVICEFILE}" /etc/systemd/system/graphical.target.wants/"${SERVICEFILE}"
ln -s "${SERVICEDIR}"/"${SERVICEFILE}" /etc/systemd/system/basic.target.wants/"${SERVICEFILE}"
echo "openslx praeinstaller: doing systemd reload."
systemctl daemon-reload
;;
init) echo "openslx praeinstaller: init(V) detected."
SERVICEDIR=/etc/init.d/
[ ! -d "${SERVICEDIR}" ] && { echo "openslx praeinstaller: No init directory $SERVICEDIR found, exiting."; exit 1; }
SERVICEFILE=openslx-scriptinstall
echo "openslx praeinstaller: installing init service file to ${SERVICEDIR}/${SERVICEFILE}."
cat <<-THEREDOC > "${SERVICEDIR}"/"${SERVICEFILE}"
#!/bin/sh -e
### BEGIN INIT INFO
# Provides: openSLX_scriptinstaller
# Required-Start: 2 3 4 5
# Required-Stop: 0 1 6
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# X-Interactive: false
# Short-Description: openSLX script package starter.
### END INIT INFO
#
# Starts via Xsetup patching the openSLX script package
# to correct screen resolution and mount network shares
# when Xsetup is started.
case "\$1" in
start) ${LOGGER} "openslx init file: started."
${MKDIR} -p /mnt/diskmount
${MOUNT} | ${GREP} -q /mnt/diskmount || ${MOUNT} /dev/fd1 /mnt/diskmount
${MOUNTDIR}/linux/vm_runtime
${LOGGER} "openslx init file: done."
;;
stop|restart|force-reload) exit 0 ;;
*) echo "Usage: $0 {start}" >&2; exit 1 ;;
esac
THEREDOC
chmod +x "${SERVICEDIR}"/"${SERVICEFILE}"
echo "openslx praeinstaller: enabling ${SERVICEFILE}."
update-rc.d "${SERVICEFILE}" defaults
;;
*) echo "openslx praeinstaller: Could not determine mother-of-all-processes (not systemd, not init)."
echo "openslx praeinstaller: Giving up, exiting."
exit 1
esac
exit 0
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