From 962cfa69d65e7be74e275b29497d6510d6e3887f Mon Sep 17 00:00:00 2001
From: Raphael Dannecker <rdannecker@gmail.com>
Date: Sun, 16 Jul 2023 17:52:27 +0200
Subject: [PATCH] unmount oldhome and linuxhome on logout

---
 roles/lmn_vm/files/mounthome.sh | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

diff --git a/roles/lmn_vm/files/mounthome.sh b/roles/lmn_vm/files/mounthome.sh
index 678f06a..078096f 100755
--- a/roles/lmn_vm/files/mounthome.sh
+++ b/roles/lmn_vm/files/mounthome.sh
@@ -4,6 +4,14 @@ set -eu
 share="/srv/samba/schools/default-school/share/"
 home="$(getent passwd "$SUDO_UID" | cut -d : -f 6)"
 
+exit_script() {
+    echo "unmounting media - terminated by trap!" >> "/tmp/${SUDO_UID}-exit-mount.log"
+    findmnt "/media/${SUDO_USER}/oldhome" && umount "/media/${SUDO_USER}/oldhome" && rmdir "/media/${SUDO_USER}/oldhome"
+    findmnt "/media/${SUDO_USER}/linuxhome" && umount "/media/${SUDO_USER}/linuxhome" && rmdir "/media/${SUDO_USER}/linuxhome"
+    trap - SIGHUP SIGINT SIGTERM # clear the trap
+    kill -- -$$ # Sends SIGTERM to child/sub processes
+}
+
 if [[ "$#" -gt 0 ]] && [[ "$1" = '-u' ]]; then
     findmnt "/media/${SUDO_USER}/home"    && umount "/media/${SUDO_USER}/home"    && rmdir "/media/${SUDO_USER}/home"
     findmnt "/media/${SUDO_USER}/share"   && umount "/media/${SUDO_USER}/share"   && rmdir "/media/${SUDO_USER}/share"
@@ -13,14 +21,28 @@ elif [ "$#" -gt 0 ] && [ "$1" = '-o' ]; then
     read -rp "Username: " username
     read -srp "Passwort: " PASSWD
     export PASSWD
+    echo 
     mkdir -p "/media/${SUDO_USER}/oldhome"
+    #errcode=$(mount -t cifs -o "username=${username},uid=${SUDO_UID},gid=1010,file_mode=0770,dir_mode=0770,forceuid,forcegid" \
+    #	    "//192.168.1.2/DOCS/fvs" "/media/${SUDO_USER}/oldhome")
+    #if [[ ! "${errcode}" ]]; then
     mount -t cifs -o "username=${username},uid=${SUDO_UID},gid=1010,file_mode=0770,dir_mode=0770,forceuid,forcegid" \
-          "//192.168.1.2/DOCS/fvs" "/media/${SUDO_USER}/oldhome"
+	    "//192.168.1.2/DOCS/fvs" "/media/${SUDO_USER}/oldhome"
+    echo "Mounting successfull!"
+    echo "Dieses Fenster bitte nicht schließen!"
+    echo "Um weiter zu arbeiten: <Strg> + <Z>"
+    trap exit_script SIGHUP SIGINT SIGTERM
+    sleep infinity 
 elif [ "$#" -gt 0 ] && [ "$1" = '-l' ]; then
     read -rp "Username: " username
     mkdir -p "/media/${SUDO_USER}/linuxhome"
     mount -t fuse -o "allow_other,uid=${SUDO_UID},gid=1010,reconnect" \
           "sshfs#${username}@home.steinbeisschule-reutlingen.de:" "/media/${SUDO_USER}/linuxhome"
+    echo "Mounting successfull!"
+    echo "Dieses Fenster bitte nicht schließen!"
+    echo "Um weiter zu arbeiten: <Strg> + <Z>"
+    trap exit_script SIGHUP SIGINT SIGTERM
+    sleep infinity 
 else
     mkdir -p "/media/${SUDO_USER}"
     chown "${SUDO_USER}:1010" "/media/${SUDO_USER}"