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#!/usr/bin/env bash
checkifroot () {
if [[ "$(whoami)" != root ]] ; then
eerror "I won't do that, unless you're root!"
exit 1
fi
}
checkkerncfg () {
if [[ $(zgrep 'CONFIG_OVERLAY_FS=' /proc/config.gz) && $(zgrep "CONFIG_SQUASHFS=" /proc/config.gz) && $(zgrep "CONFIG_BLK_DEV_LOOP=" /proc/config.gz) ]] ; then
einfo "Kernel config OK, moving on"
else
eerror "I won't do that with the current kernel"
eerror "I want a kernel with OVERLAYFS && SQUASHFS && LOOP DEVICES enabled"
exit 1
fi
}
checkiflive () {
if [[ -L /dev/mapper/live-base ]] ; then
eerror "I won't do that on a live system"
exit 1
fi
}
checkjailsum () {
if [[ -f "$jailx64" && -f "$jailx64sum" ]] ; then
if [[ "$(md5sum -c "$jailx64sum")" ]] ; then
einfo "Jail integrity OK, moving on"
else
eerror "I won't do that with a corrupted jail"
exit 1
fi
else
eerror "I won't do that with a missing jail"
exit 1
fi
}
dkmsmodbuild () {
checkifroot
if [[ -x /usr/sbin/dkms ]] ; then
for i in $(dkms status | cut -d " " -f1,2 | sed -e 's/,//g' | sed -e 's/ /\//g' | sed -e 's/://g') ; do
dkms install $i
done
fi
}
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