From 667b28a5f562ecc5d3e996d1c2505408e68c9380 Mon Sep 17 00:00:00 2001
From: Christian Rößler
Date: Mon, 3 May 2021 17:45:58 +0200
Subject: [run-virt] Linux scripts: umounter -bugs, +webdav (fuse), KDE
 resolution setting via killing kscreen_backend_launcher (KILLRESPROGS)

---
 .../vmchooser/data/linux/includes/00_vars.inc      |  4 ++-
 .../vmchooser/data/linux/includes/50_umounter.inc  | 33 +++++++++++++---------
 .../data/linux/includes/60_resolution.inc          | 13 +++++++++
 .../opt/openslx/vmchooser/data/linux/umnt_shares   |  6 ++--
 .../opt/openslx/vmchooser/data/linux/vm_installer  |  2 --
 5 files changed, 38 insertions(+), 20 deletions(-)

(limited to 'core/modules/run-virt/data/opt/openslx/vmchooser')

diff --git a/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/includes/00_vars.inc b/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/includes/00_vars.inc
index 9dd30845..cf6592f1 100755
--- a/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/includes/00_vars.inc
+++ b/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/includes/00_vars.inc
@@ -6,7 +6,7 @@ SLXCONFIGFILE="$DISKMOUNTDIR"/openslx.ini
 CONFIGFILE="$DISKMOUNTDIR"/shares.dat
 LOGINUSER=$(grep '^username=' "$SLXCONFIGFILE" | cut -d '=' -f 2)
 
-##### User related#################
+##### User related #################
 LOCALUSER=student
 USERHOME=/home/"$LOCALUSER"
 USERHOMEDIR=/home/"$LOCALUSER"/PERSISTENT
@@ -57,5 +57,7 @@ SCRIPTEXT=$(grep scriptExt "$DISKMOUNTDIR/openslx.ini" | cut -f 2 -d "=")
 MUTESOUND=$(grep muteSound "$DISKMOUNTDIR/openslx.ini" | cut -f 2 -d "=")
 SOUNDVOL="100%"
 
+##### Programs interfering with resolution setting #####
+KILLRESPROGS="kscreen_backend_launcher"
 
 ### Variablen Ende ################################
diff --git a/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/includes/50_umounter.inc b/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/includes/50_umounter.inc
index a4c080d2..dc92061a 100755
--- a/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/includes/50_umounter.inc
+++ b/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/includes/50_umounter.inc
@@ -1,22 +1,29 @@
-umount_home() {
-	umount "${USERHOMEDIR}"			&& logger "openslx umounter: umounted home (${USERHOMEDIR})." \
-							|| logger "openslx umounter: could not home(${USERHOMEDIR})!"
-}
-
-umount_shares() {
-	get_shares	# fills array ROHSHARES; row 0 global infos from (shares-)CONFIGFILE,
+umount_all() {
+	local HOME
+	local WEBDAV="(webdav) "
+	local UMOUNT
+	get_shares	# fills array ROHSHARES; row 1+ share infos from (shares-)CONFIGFILE
 
-	for (( CONFIGROW = 2; CONFIGROW < ${#ROHSHARES[@]}; CONFIGROW++ )); do		# row 1 always home, so forget...
+	for (( CONFIGROW = 1; CONFIGROW < ${#ROHSHARES[@]}; CONFIGROW++ )); do		# row 1 is homedir, 2+ shares
 		SHAREPATH=$(echo "${ROHSHARES[CONFIGROW]}" | cut -f 1 -d$'\t')          # Could be a webdav share...
 		SHARENAME=$(echo "${ROHSHARES[CONFIGROW]}" | cut -f 3 -d$'\t' | sed 's/ /_/g')
-		[ -z "${SHARENAME}" ] && SHARENAME=$(echo "${ROHSHARES[CONFIGROW]}" | cut -f 2 -d$'\t' | sed 's/://g') # yields SHARELETTER
+		if [ "${SHARENAME:0:5}" == "Home-" ]; then
+			HOME="home "
+			UMOUNT="${USERHOMEDIR}"
+		else
+			HOME=""
+			# if there's no sharename let's at least try with SHARELETTER:
+			[ -z "${SHARENAME}" ] && SHARENAME=$(echo "${ROHSHARES[CONFIGROW]}" | cut -f 2 -d$'\t' | sed 's/://g')
+			UMOUNT="${USERHOME}/${SHARENAME}"
+		fi
 
 		if [ "${SHAREPATH:0:4}" == 'http' ]; then
-			fusermount -u "${USERHOME}/${SHARENAME}"	&& logger "openslx umounter: umounted ${SHARENAME}. (webdav)" \
-									|| logger "openslx umounter: could not umount ${SHARENAME}! (webdav)"
+			fusermount -u "$UMOUNT"	&& logger "openslx umounter: umounted ${HOME}${WEBDAV} ${UMOUNT}." \
+						|| logger "openslx umounter: could not umount ${HOME}${WEBDAV} ${UMOUNT}!"
 		else
-			umount "${USERHOME}/${SHARENAME}"		&& logger "openslx umounter: umounted ${SHARE}." \
-									|| logger "openslx umounter: could not umount ${SHARE}!"
+			umount "${UMOUNT}"	&& logger "openslx umounter: umounted $HOME ${UMOUNT}." \
+						|| logger "openslx umounter: could not umount ${HOME}${UMOUNT}!"
 		fi
 	done
 }
+
diff --git a/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/includes/60_resolution.inc b/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/includes/60_resolution.inc
index a3e6c746..62c2f313 100755
--- a/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/includes/60_resolution.inc
+++ b/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/includes/60_resolution.inc
@@ -11,11 +11,24 @@ get_xauthfile()
 	logger "openslx resolution utility: XAUTHFILE found."
 }
 
+kill_resprogs() {
+	for i in $KILLRESPROGS; do
+		if [ -n "$(ps aux|grep $i|grep -v grep)" ]; then
+			logger "openslx resolution utility: Interfering program $i detecting, trying to kill."
+			killall $i
+			ERR=$?
+			if [ $ERR -ne 0 ]; then
+				logger "openslx resolution utility: couldn't kill interfering program $i."
+			fi
+		fi
+	done
+}
 
 check_resolution() {
 	ACTRES=$(DISPLAY="${DISPLAY}" XAUTHORITY="${XAUTHORITY}" xrandr|grep '*'|tr -s " "|cut -f 2 -d " ")
 	if [ "$ACTRES" != "$RESOLUTION" ]; then
 		logger "openslx resolution utility: resolution changed; re-changing."
+		kill_resprogs
 		DISPLAY="${DISPLAY}" XAUTHORITY="${XAUTHORITY}" xrandr --output ${AUSGABE} --mode ${RESOLUTION}
 	else
 		logger "openslx resolution utility: resolution unchanged."
diff --git a/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/umnt_shares b/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/umnt_shares
index b028cf76..1da5c460 100755
--- a/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/umnt_shares
+++ b/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/umnt_shares
@@ -17,13 +17,11 @@ case "$REMAPMODE" in
 		exit 0
 		;;
 	1)	logger "openslx sharemapper: umounter: remapMode 1 (native mode) detected."
-		umount_shares
-		umount_home
+		umount_all
 		postliminaries_native
 		;;
 	2)	logger "openslx sharemapper: umounter: remapMode 2 (fallback mode) detected."
-		umount_shares
-		umount_home
+		umount_all
 		postliminaries_native
 		exit 0
 		;;
diff --git a/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/vm_installer b/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/vm_installer
index 7bf44730..bf995a66 100755
--- a/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/vm_installer
+++ b/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/vm_installer
@@ -95,8 +95,6 @@ case $(${PS} --pid 1 -o comm h) in
 		ln -s "${SERVICEDIR}"/"${SERVICEUMOUNT}" "$SERVICEDIR"/shutdown.target.wants/"${SERVICEUMOUNT}"
 		# ln -s "${SERVICEDIR}"/"${SERVICEUMOUNT}" "$SERVICEDIR"/reboot.target.wants/"${SERVICEUMOUNT}"
 		# ln -s "${SERVICEDIR}"/"${SERVICEUMOUNT}" "$SERVICEDIR"/halt.target.wants/"${SERVICEUMOUNT}"
-
-		
 	
 		echo "openslx praeinstaller: doing systemd reload."
 		systemctl daemon-reload
-- 
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