Installing nix in a container

instructions.sh

#!/bin/bash

# Setting up nix in a container.
# While build users are created, this is a stadanlone,
# no daemon required, install.
# nix is touchy that way.

groupadd -r nixbld
for n in $(seq 1 10); do
    useradd -c "Nix build user $n" \
        -d /var/empty -g nixbld -G nixbld -M -N -r \
        -s "$(which nologin)"     nixbld$n
done

curl -L -o /tmp/install https://nixos.org/nix/install && \
chmod +x /tmp/install && \
/tmp/install

sed -i.bak -e '/^if/d' -e '/^fi/d' ~/.nix-profile/etc/profile.d/nix.sh

echo "Installed (maybe?)"