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post_install() {
# Check if the isolate group exists (if not, create it)
if ! getent group isolate >/dev/null; then
groupadd isolate
echo
echo ">>> If you want to run the isolate command without sudo, you should add"
echo ">>> yourself to the isolate group, like this:"
echo ">>> # sudo usermod -a -G isolate <your user>"
echo ">>> However, keep in mind that:"
echo ">>> 1. You will need to logout, in order to make the change effective"
echo ">>> 2. No untrusted user should ever be allowed in the isolate group,"
echo ">>> as they may exploit the isolate command to gain root access"
echo
fi
# Allow only users in the "isolate" group to run this without sudo
chown root:isolate /usr/bin/isolate
# Restore setuid bit
chmod u+s /usr/bin/isolate
}
post_upgrade() {
post_install $1
}
post_remove() {
groupdel isolate
}
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