diff options
Diffstat (limited to 'source/installer/sources/initrd/usr/lib/setup/SeTswap')
-rwxr-xr-x | source/installer/sources/initrd/usr/lib/setup/SeTswap | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/source/installer/sources/initrd/usr/lib/setup/SeTswap b/source/installer/sources/initrd/usr/lib/setup/SeTswap new file mode 100755 index 000000000..f9eb52fc8 --- /dev/null +++ b/source/installer/sources/initrd/usr/lib/setup/SeTswap @@ -0,0 +1,122 @@ +#!/bin/sh + +TMP=/var/log/setup/tmp +if [ ! -d $TMP ]; then + mkdir -p $TMP +fi +REDIR=/dev/tty4 +NDIR=/dev/null + +crunch() { + read STRING; + echo $STRING; +} + +# get_part_size( dev ) - Return the size in K, M, G, T, or P of the named partition. +get_part_size() { + numfmt --to=iec $(blockdev --getsize64 $1) +} + +rm -f $TMP/SeTswap $TMP/SeTswapskip $TMP/SeTuseswap $TMP/tmpscript + +SWAPLIST="`probe -l 2> /dev/null | grep "Linux swap" | cut -f 1 -d ' ' | sort 2> $NDIR`" + +if [ "$SWAPLIST" = "" ]; then + dialog --title "NO SWAP SPACE DETECTED" --yesno "You have not created \ +a swap partition with Linux fdisk. \ +Do you want to continue installing without one? " 6 60 + if [ "$?" = "1" ]; then + dialog --title "ABORTING INSTALLATION" --msgbox "Create a swap partition with Linux fdisk, and then try this again." \ +6 40 + else + touch $TMP/SeTswapskip + fi + exit +else # there is at least one swap partition: + # Build the swap partition selection menu: + cat << EOF > $TMP/tmpscript +dialog --backtitle "Setting up swap partitions." \\ +--title "SWAP SPACE DETECTED" --checklist \\ +"Slackware Setup has detected one or more swap partitions \\ +on your system. These partitions have been \\ +preselected to be set up as swap space. If there are any \\ +swap partitions that you \\ +do not wish to use with this installation, please unselect \\ +them with the up and down arrows and spacebar. If you wish \\ +to use all of them (this is recommended), simply hit \\ +the ENTER key." \\ +0 0 0 \\ +EOF + for swappartition in $SWAPLIST ; do + PARTSIZE=$(get_part_size $swappartition) + cat << EOF >> $TMP/tmpscript +"$swappartition" "Linux swap partition, ${PARTSIZE}" on \\ +EOF + done + cat << EOF >> $TMP/tmpscript + 2> $TMP/SeTuseswap +EOF + . $TMP/tmpscript + if [ ! $? = 0 ]; then + rm -f $TMP/tmpscript $TMP/SeTswap $TMP/SeTuseswap + touch $TMP/SeTswapskip + fi + + if [ -r $TMP/SeTuseswap ]; then + # Remove extra quotes from SeTuseswap, if any: + cat $TMP/SeTuseswap | tr -d \" > $TMP/SeTfoo + mv $TMP/SeTfoo $TMP/SeTuseswap + + # Were any swap partitions asked for? + if [ "$(cat $TMP/SeTuseswap)" = "" -a ! -r $TMP/SeTswapskip ]; then + rm -f $TMP/tmpscript $TMP/SeTswap $TMP/SeTuseswap + touch $TMP/SeTswapskip + fi + fi + + if [ ! -r $TMP/SeTswapskip ]; then + dialog --backtitle "Setting up swap partitions." \ + --title "CHECK SWAP PARTITIONS FOR BAD BLOCKS?" --defaultno --yesno \ +"Slackware Setup will now prepare your system's swap space. \ +When formatting swap partitions with mkswap you may also check \ +them for bad blocks. This is not the default since nearly all \ +modern hard drives check themselves for bad blocks anyway. \ +Would you like to check for bad blocks while running mkswap?" \ +10 60 + if [ $? = 0 ]; then + CHECKBAD=yes + else + CHECKBAD=no + fi + + # Run mkswap on swap partitions, unless they are already in use: + for swappartition in $(cat $TMP/SeTuseswap) ; do + if ! grep -w $swappartition /proc/swaps 1> $REDIR 2> $REDIR ; then + if [ "$CHECKBAD" = "no" ]; then + mkswap -v1 $swappartition 1> $REDIR 2> $REDIR + else + mkswap -c -v1 $swappartition 1> $REDIR 2> $REDIR + fi + echo "Activating swap partition ${swappartition}:" + echo "swapon ${swappartition}" + swapon $swappartition 1> $REDIR 2> $REDIR + fi + done + + # This is so people don't ask what that output was that flashed + # by on the screen. ;-) + sleep 1 + + # Add the swap partitions to the file that will go into /etc/fstab: + for swappartition in $(cat $TMP/SeTuseswap) ; do + printf "%-16s %-16s %-11s %-16s %-3s %s\n" "$swappartition" "swap" "swap" "defaults" "0" "0" >> $TMP/SeTswap + done + + echo "Your swapspace has been configured. This information will" > $TMP/swapmsg + echo "be added to your /etc/fstab:" >> $TMP/swapmsg + echo >> $TMP/swapmsg + cat $TMP/SeTswap >> $TMP/swapmsg + dialog --title "SWAP SPACE CONFIGURED" --exit-label OK --textbox $TMP/swapmsg 10 72 + rm $TMP/swapmsg + fi +fi |