sunetdrive/templates/scriptreceiver/makeswap.erb.sh
2023-02-23 16:52:36 +01:00

22 lines
466 B
Bash

#!/bin/bash
# Clean up old swap version
if [[ -f /cryptswap1 ]]; then
swapoff -a
sed -i 's_^/dev/mapper/cryptswap1 none swap sw 0 0__' /etc/fstab
rm /swapfile
fi
if ! [[ -f /swapfile ]]; then
gb=$(free --gibi| grep Mem: | awk '{print $2}')
fallocate -l "${gb}G" /swapfile
chmod 600 /swapfile
mkswap /swapfile
swapon /swapfile
if ! grep -E '^/swapfile' /etc/fstab; then
echo '/swapfile none swap sw 0 0' >> /etc/fstab
fi
else
swapon -a
fi