OpenWRT/swapfile
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Update 'etc-init.d-swapfile'

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fernao 2023-07-01 23:36:23 -03:00
parent 38140127de
commit 3addb104ce
1 changed files with 7 additions and 2 deletions
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9
etc-init.d-swapfile
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@ -8,7 +8,8 @@ EXTRA_COMMANDS="status create"
EXTRA_HELP=" status Check service status EXTRA_HELP=" status Check service status
create Create a swapfile" create Create a swapfile"
SWPATH="/mnt/routerdata/swapfile" # default value, it'd be better to use other place than overlay
SWPATH="/overlay/swapfile"
boot() { boot() {
if [ -f $SWPATH ]; then if [ -f $SWPATH ]; then
@ -56,7 +57,11 @@ stop() {
create() { create() {
RAMTOTAL=`fgrep MemTotal /proc/meminfo | awk '{print $2}'` RAMTOTAL=`fgrep MemTotal /proc/meminfo | awk '{print $2}'`
SWAPTOTAL=`fgrep SwapTotal /proc/meminfo | awk '{print $2}'` SWAPTOTAL=`fgrep SwapTotal /proc/meminfo | awk '{print $2}'`
if [ $SWAPTOTAL != 0 ]; then OVERLAYSIZE=`df | grep overlayfs | awk '{print $3}'`
if [ $OVERLAYSIZE < $RAMTOTAL ]; then
echo "ERROR: Not enough storage for a swapfile, quitting..."
exit 1
elif [ $SWAPTOTAL != 0 ]; then
echo "ERROR: Swap already in use, quitting..." echo "ERROR: Swap already in use, quitting..."
else else
dd if=/dev/zero of=$SWFILE bs=1024 count=$RAMTOTAL dd if=/dev/zero of=$SWFILE bs=1024 count=$RAMTOTAL