From f36626142d0b637c6a7c5e0e51e8173221e83d58 Mon Sep 17 00:00:00 2001
From: Michael Pereira Neves
Date: Wed, 3 Sep 2014 16:17:04 -0300
Subject: [setup_partitions] reworked setup partitions script, testing needed

---
 .../opt/openslx/scripts/systemd-setup_partitions   | 191 +++++++++++----------
 1 file changed, 104 insertions(+), 87 deletions(-)

diff --git a/remote/rootfs/rootfs-stage32/data/opt/openslx/scripts/systemd-setup_partitions b/remote/rootfs/rootfs-stage32/data/opt/openslx/scripts/systemd-setup_partitions
index cd42ee91..b282a486 100755
--- a/remote/rootfs/rootfs-stage32/data/opt/openslx/scripts/systemd-setup_partitions
+++ b/remote/rootfs/rootfs-stage32/data/opt/openslx/scripts/systemd-setup_partitions
@@ -13,8 +13,9 @@
 # detecting swap and special partitions
 
 #############################################################################
-CONFIGPATH="./config"
-. $CONFIGPATH
+
+# read global OpenSLX config
+. /opt/openslx/config || { echo "Could not source config!"; exit 23; }
 
 # General formatter for the /tmp partition on a local harddisk
 diskfm () {
@@ -88,109 +89,125 @@ mount_temp_fallback () {
 	return 0
 }
 
-mount_part() { # $1=mountpoint, $2=partition(/dev/*)
-	mkdir -p "$1"
-	if ! mount -t auto -o noexec "${2}" "$1" 2> /dev/null ; then
-		diskfm "$2" "jfs xfs ext3" || continue
-		mount -t auto -o noexec "${2}" "$1" || continue
+mount_partition() {
+	local mountpoint="$1"
+	local partition="$2"
+	local options="$3"
+	[[ $options == *persistent* ]] && local persistent="1"
+
+	mkdir -p "$mountpoint"
+	if ! mount -t auto -o noexec "$partition" "$mountpoint" ; then
+		if [[ $persistent == 1 ]]; then
+			fsck "$partition" || return $?
+			mount -t auto -o noexec "$partition" "$mountpoint" || return $?
+		else
+			diskfm "$partition" "jfs xfs ext3" || return $?
+			mount -t auto -o noexec "$partition" "$mountpoint" || return $?
+		fi
 	fi
-	echo -e "${2}\t${1}\tauto\t\tnoauto,noexec\t\t 0 0" >> "/etc/fstab"
+	echo -e "${partition}\t${mountpoint}\tauto\t\tnoauto,noexec\t\t 0 0" >> "/etc/fstab"
 }
 
-# default case
-if [ -z "$SLX_PARTITION_TABLE" ]; then
-	SLX_PARTITION_TABLE='			
-	44,10G,/tmp
-	45,10G,/var/scratch'
+read_partitions() {
+	# create the /etc/disk.partition file with all the partitions and respective id's (MSDOS and GPT)
+	echo "PARTITION - ID" > "/etc/disk.partition"
+	for hd in $(cat /proc/partitions | tr -s ' ' | cut -d ' ' -f5 | grep -o -e "[a-z]*$"); do
+		echo -n "$hd (" >> "/etc/disk.partition"
+		sfdisk -d /dev/$hd 2>&1 | grep 'GPT' > /dev/null
+		if [ $? -eq 1 ]; then
+			echo "MSDOS)" >> "/etc/disk.partition"
+			fdisk /dev/$hd -l | sed -n "/^\/dev\//p" | tr -d '*' | tr -s ' ' | cut -d ' ' -f1,5 >> "/etc/disk.partition"
+		else
+			echo "GPT)" >> "/etc/disk.partition"
+			for part in $(cat /proc/partitions | tr -s ' ' | cut -d ' ' -f5 | grep -o -e "$hd[0-9][0-9]*$"); do
+				LINE="/dev/$part "
+				LINE=${LINE}$(sgdisk /dev/$hd -i ${part:3} | grep 'GUID code' | cut -d ' ' -f4)
+				echo -e $LINE >> "/etc/disk.partition"
+			done
+		fi
+	done
+
+	echo "Partitions:"
+	cat "/etc/disk.partition"
+}
+
+# default partitions, if not specifies in config (note: size is irrelevant for setup_partitions)
+if [ -z "${SLX_PARTITION_TABLE}" ]; then
+	SLX_PARTITION_TABLE='
+		44,10G,/tmp
+		45,10G,/var/scratch,persistent'
 fi
 
-declare -A PARTTBL
-COUNTER=1
 for PARTITION in $SLX_PARTITION_TABLE; do
 	IFS=,
 	set $PARTITION
-	PARTTBL["$COUNTER/id"]=$1
-	PARTTBL["$COUNTER/size"]=$(echo $2 | egrep -o "[0-9]*")
-	PARTTBL["$COUNTER/mountpoint"]=$3
-	if [ -e $4 ]; then
-	  PARTTBL["$COUNTER/bootable"]=0
-	else
-	  PARTTBL["$COUNTER/bootable"]=1
-	fi
-	PARTTBL["$COUNTER/persistent"]="no"
-	COUNTER=$(($COUNTER+1))
-done
-unset IFS
-
-
-# create the /etc/disk.partition file with all the partitions and respective id's (MSDOS and GPT)
-echo "PARTITION - ID" > "/etc/disk.partition"
-for hd in $(cat /proc/partitions | tr -s ' ' | cut -d ' ' -f5 | grep -o -e "[a-z]*$"); do
-	echo -n "$hd (" >> "/etc/disk.partition"
-	sfdisk -d /dev/$hd 2>&1 | grep 'GPT' > /dev/null
-	if [[ $? -eq 1 ]]; then
-		echo "MSDOS)" >> "/etc/disk.partition"
-		fdisk /dev/$hd -l | sed -n "/^\/dev\//p" | tr -d '*' | tr -s ' ' | cut -d ' ' -f1,5 >> "/etc/disk.partition"
-	else
-		echo "GPT)" >> "/etc/disk.partition"
-		for part in $(cat /proc/partitions | tr -s ' ' | cut -d ' ' -f5 | grep -o -e "$hd[0-9][0-9]*$"); do
-			LINE="/dev/$part "
-			LINE=$LINE$(sgdisk /dev/$hd -i ${part:3} | grep 'GUID code' | cut -d ' ' -f4)
-			echo -e $LINE >> "/etc/disk.partition"
-		done
-	fi
-done
+	id=$1; shift
+	size=$1; shift
+	[ -e $1 ] && mountpoint="$1"; shift
+	[ $# -gt 0 ] && options="$*"
 
-echo "Partitions:"
-cat "/etc/disk.partition"
-# Check for standard swap partitions and make them available to the system
-HAVE_SWAP=no
-for swppart in $(grep -e "82$\|0657FD6D-A4AB-43C4-84E5-0933C84B4F4F$" /etc/disk.partition | cut -d ' ' -f1); do
-	echo -e "$swppart\tswap\t\tswap\t\tdefaults\t 0 0" >> "/etc/fstab"
-	swapon "$swppart" -p 10 && HAVE_SWAP=yes # low priority, in case we have zram swap, prefer that)
-done
-# Put detected linux partitions (83) into /etc/fstab with "noauto"
-for linuxpart in $(grep -e "83$\|0FC63DAF-8483-4772-8E79-3D69D8477DE4$" /etc/disk.partition | cut -d ' ' -f1); do
-	mkdir -p "/media/${linuxpart#/dev/*}"
-	echo -e "${linuxpart}\t/media/${linuxpart#/dev/*}\tauto\t\tnoauto,noexec\t 0 0" >> "/etc/fstab"
-done
+	case $id in
+		44)
+			HAVE_TEMP="no"
+			TMP_SIZE=$size
+			for tmppart in $(grep -e "44$\|44000000-0000-0000-0000-000000000000$" /etc/disk.partition | cut -d ' ' -f1); do
+				if diskfm "$tmppart"; then
+					# echo "$tmppart is mounted to /mnt/tmp at $(sysup)" >/tmp/tmpready
+					mount_temp "$mopt" "$tmppart" || continue
+					echo -e "${tmppart}\t/tmp\t\tauto\t\tnoexec\t 0 0" >> "/etc/fstab"
+					HAVE_TEMP="yes"
+				else
+					echo "formatting failed for some reason"
+				fi # Made this non-forking, systemd should handle it - 2013-05-28
+			done
+			;;
+		46)
+			for openslxpart in $(grep -e "46$\|46000000-0000-0000-0000-000000000000$" /etc/disk.partition | cut -d ' ' -f1); do
+				mkdir -p "/media/${openslxpart#/dev/*}"
+				#mount -t auto ${openslxpart} /mnt/media/${openslxpart#/dev/*} \n\
+				#test -d /mnt/media/${openslxpart#/dev/*}/home && \
+				#ln -sf /media/${openslxpart#/dev/*} /var/home
+				echo -e "${openslxpart}\t/media/${openslxpart#/dev/*}\tauto\t\tnoauto\t\t 0 0" >> "/etc/fstab"
+			done
+			;;
+		82)
+			# Check for standard swap partitions and make them available to the system
+			HAVE_SWAP=no
+			for swppart in $(grep -e "82$\|0657FD6D-A4AB-43C4-84E5-0933C84B4F4F$" /etc/disk.partition | cut -d ' ' -f1); do
+				echo -e "$swppart\tswap\t\tswap\t\tdefaults\t 0 0" >> "/etc/fstab"
+				swapon "$swppart" -p 10 && HAVE_SWAP=yes # low priority, in case we have zram swap, prefer that)
+			done
+			;;
+		*)
+			for hdpartnr in $(grep -e "${id}$\|${id}000000-0000-0000-0000-000000000000$" /etc/disk.partition | cut -d ' ' -f1); do
+				mount_part "${mountpoint}" $hdpartnr $options
+				if [ $? -ne 0 ]; then
+					echo "Mount of partition $hdpartnr on ${mountpoint} failed with exit code: $?"
+					[ -d "${mountpoint}" ] && rm -r "${mountpoint}"
+				fi
+			done
+			;;
+	esac
 
-for openslxpart in $(grep -e "46$\|46000000-0000-0000-0000-000000000000$" /etc/disk.partition | cut -d ' ' -f1); do
-	mkdir -p "/media/${openslxpart#/dev/*}"
-	#mount -t auto ${openslxpart} /mnt/media/${openslxpart#/dev/*} \n\
-	#test -d /mnt/media/${openslxpart#/dev/*}/home && \
-	#  ln -sf /media/${openslxpart#/dev/*} /var/home
-	echo -e "${openslxpart}\t/media/${openslxpart#/dev/*}\tauto\t\tnoauto\t\t 0 0" >> "/etc/fstab"
 done
 
-HAVE_TEMP="no"
-for (( i = 1; i < $COUNTER; i++ )); do
-	for hdpartnr in $(grep -e ${PARTTBL["$i/id"]}"$\|"${PARTTBL["$i/id"]}"000000-0000-0000-0000-000000000000$" /etc/disk.partition | cut -d ' ' -f1); do
-		if [ "${PARTTBL["$i/mountpoint"]}" = "/tmp" ]; then
-			if diskfm "$hdpartnr"; then
-				# echo "$hdpartnr is mounted to /mnt/tmp at $(sysup)" >/tmp/tmpready
-				mount_temp "$mopt" "$hdpartnr" || continue
-				echo -e "${hdpartnr}\t/tmp\t\tauto\t\tnoexec\t 0 0" >> "/etc/fstab"
-				HAVE_TEMP="yes"
-				PARTTBL["$i/persistent"]="yes"
-			else
-				echo "formatting failed for some reason"
-			fi # Made this non-forking, systemd should handle it - 2013-05-28
-		elif [ "${PARTTBL["$i/id"]}" != "82" ] && [ "${PARTTBL["$i/id"]}" != "83" ] && [ "${PARTTBL["$i/id"]}" != "46" ]; then
-			mount_part "${PARTTBL["$i/mountpoint"]}" $hdpartnr
-			PARTTBL["$i/persistent"]="yes"
-		fi
-	done
-	[ "${PARTTBL["$i/persistent"]}" = "no" -a -d "${PARTTBL["$i/mountpoint"]}" ] && rm -f "${PARTTBL["$i/mountpoint"]}"
+#Put detected linux partitions (83) into /etc/fstab with "noauto"
+for linuxpart in $(grep -e "83$\|0FC63DAF-8483-4772-8E79-3D69D8477DE4$" /etc/disk.partition | cut -d ' ' -f1); do
+	mountpoint="/media"
+	mkdir -p "${mountpoint}/${linuxpart#/dev/*}"
+	echo -e "${linuxpart}\t${mountpoint}/${linuxpart#/dev/*}\tauto\t\tnoauto,noexec\t 0 0" >> "/etc/fstab"
 done
 
 mount -a
+
 # Make huge tmpfs if nothing could be mounted for /tmp
 if [ "$HAVE_TEMP" = "no" ]; then
-	 mount_temp -t tmpfs -o size=20G none
-	 slxlog "partition-temp" "Running /tmp on tmpfs only!" "/etc/disk.partition"
+	mount_temp -t tmpfs -o size=${TMP_SIZE} none
+	slxlog "partition-temp" "Running /tmp on tmpfs only!" "/etc/disk.partition"
 fi
+
 if [ "$HAVE_SWAP" = "no" ]; then
 	slxlog "partition-swap" "Have no (formatted) swap partition, using zram swap only!" "/etc/disk.partition"
 fi
-exit 0
\ No newline at end of file
+
+exit 0
-- 
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