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#! /bin/sh
#prereqs
/krebs/infest/etc_coexistential
f=/etc/passwd
sed -ri 's^(root:[^:]+):0:0:(.*)$\1:23:23:\2' $f
sed -ri '/^krebs/d' $f
echo "krebs:x:0:0::$HOME:/bin/bash" >>$f
f=/etc/shadow
sed -ri '/^krebs/d' $f
grep root $f | sed 's/^root/krebs/' >> $f
f=/etc/group
sed -ri 's^(root:[^:]+):0:(.*)$\1:23:\2' $f
sed -ri '/^krebs/d' $f
echo 'krebs:x:0:' >>$f
# TMPFS for tmp and log
if ! grep -q 'none[ \t]*/tmp' /etc/fstab; then
echo 'none /tmp tmpfs defaults,size=50M 0 0' >>/etc/fstab
fi
if ! grep -q 'none[ \t]*/var/log' /etc/fstab; then
echo 'none /var/log tmpfs defaults,size=50M 0 0' >>/etc/fstab
fi
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