lmn-client/roles/lmn_teacherlaptop/files/10-lmn-mount.sh
Raphael Dannecker 2c201e160e Improve printer installation on teacherlaptops
- Update printer list when connected via VPN
- Prevent printer removal, when logging in without a connection to the school network
2024-09-08 11:35:12 +02:00

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1.7 KiB
Bash
Executable file

#!/usr/bin/bash
#
set -eu
if [[ "$CONNECTION_ID" = "VPN-Schule" ]]; then
USERNAME=$(ps -o pid,user,args -C sddm-helper | sed -nE 's/.*user (.*)$/\1/p')
USERID=$(id -u "${USERNAME}")
GROUPID=$(id -g "${USERNAME}")
KRB5CCNAME=$(ls /tmp/krb5cc_"${USERID}"_*)
export KRB5CCNAME
printenv >&2
if [[ "$NM_DISPATCHER_ACTION" = "up" ]]; then
# Exit if server is already mounted
findmnt /srv/samba/schools/default-school > /dev/null && exit 0
if ! klist -s -c "${KRB5CCNAME}"; then
#echo "try to renew KRB5-Ticket" >&2
#sudo -u "${USERNAME}" kinit -R -c "${KRB5CCNAME}"
echo "KRB5-Ticket is expired. Sleep 3 seconds and hope it will be renewed after." >&2
sleep 3
fi
echo "prepare mountpoints" >&2
umask 0002
mkdir -p /srv/samba/schools/default-school
chmod 777 /srv/samba/schools/default-school
mkdir -p "/lmn/media/${USERNAME}/share"
mount -t cifs //server/default-school/ /srv/samba/schools/default-school \
-o "sec=krb5i,cruid=${USERID},user=${USERNAME},uid=${USERID},gid=${GROUPID},file_mode=0700,dir_mode=0700,mfsymlinks,nobrl,actimeo=600,cache=loose,echo_interval=10"
echo "after mount" >&2
mount --bind /srv/samba/schools/default-school/share "/lmn/media/${USERNAME}/share"
SUDO_USER=$USERNAME /usr/local/bin/install-printers.sh
elif [[ "$NM_DISPATCHER_ACTION" = "pre-down" ]]; then
# FIXME: Only umount server when Wireguard-Connection was the only connection to server.
# Dirty fix (works only in fvs-IP-Range)
if ! (ip r s | grep "10.190." | grep -v wg0); then
echo "Try to umount server shares"
umount "/lmn/media/${USERNAME}/share"
umount /srv/samba/schools/default-school
fi
fi
fi