autopart-hibernation.ks.in

%ksappend repos/default.ks

zerombr
clearpart --all --initlabel
autopart --hibernation

%ksappend common/common_no_storage_and_payload.ks

%ksappend payload/default_packages.ks

%post
err=0
# Test if swap is equal or greater than ram size
# Path to swap partition
swap_device="$(blkid --match-token TYPE=\"swap\" | grep -v /dev/zram)"
if [ "$(echo "$swap_device" | wc -l)" -ne 1 ]; then
   echo "Too many swap devices were created" >> /root/RESULT
   err=1
fi
swap_device_uuid="$(echo "$swap_device" | sed -e 's/.* UUID="\([^ ]*\)".*/\1/')"
swap_device_path="$(echo "$swap_device" | cut -d ":" -f1)"

if [ -z "$swap_device_uuid" ] || [ -z "$swap_device_path" ]; then
    echo "SWAP partition was not created" >> /root/RESULT
    err=1
elif [ -z "$(grep $swap_device_uuid /etc/fstab)" ] && [ -z "$(grep $swap_device_path /etc/fstab)" ]; then
    echo "SWAP is missing from fstab" >> /root/RESULT
    err=1
fi

# Test if Grub is configured to resume from sleep.
grub_path="/etc/default/grub"
grub_param="GRUB_CMDLINE_LINUX"

cmdline_uuid="$(grep $grub_param $grub_path | grep -o "resume=UUID=$swap_device_uuid")"
cmdline_path="$(grep $grub_param $grub_path | grep -o "resume=$swap_device_path")"

if [ -z "$cmdline_uuid" ] && [ -z "$cmdline_path" ]; then
    echo "\"resume\" parameter is missing from $grub_param in $grub_path" >> /root/RESULT
    err=1
fi

# Mount swap so we can accurately measure it's size.
swapon "$swap_device"
# Size of swap in bytes
swap_size=$(swapon --raw --bytes --noheadings | grep -v "zram" | cut -d ' ' -f 3)
# Size of total memory in bytes
mem_size="$(free -b | awk '$1 == "Mem:" {print $2}')"

# Check if swap is large enough for current memory configuration
if [ -z "$swap_size" ]; then
   swap_size=0
fi
if [ "$swap_size" -le "$mem_size" ]; then
    echo "SWAP of size ${swap_size}B is too small to hibernate with ${mem_size}B of memory" >> /root/RESULT
    err=1
fi

if [ "$err" -eq 0 ]; then
    echo "SUCCESS" >> /root/RESULT
else
    echo "blkid:" >> /root/RESULT
    blkid >> /root/RESULT
    echo "fstab:" >> /root/RESULT
    cat /etc/fstab | sed -e '/^$/d' -e '/^#/d' >> /root/RESULT
    echo "grub:" >> /root/RESULT
    cat $grub_path >> /root/RESULT
fi

exit $err
%end