install-nix.bash

#!/usr/bin/env bash

ARCHIVE=nix_1.10-1_amd64.deb
CHECKSUM=b284d26ca9ee57f90ce9a3eca1a8eae19243927491e374ac3a1322af7db07378

function resolve-dependencies {
  apt-get --assume-yes install \
    libdbd-sqlite3-perl \
    libwww-curl-perl xz-utils \
    software-properties-common
}

function download {
  curl --output "${ARCHIVE}" "https://hydra.nixos.org/build/25489757/download/1/${ARCHIVE}"
}

function verify {
  echo "${CHECKSUM}  ${ARCHIVE}" > "/tmp/${ARCHIVE}.checksum"
  shasum --check "${ARCHIVE}.checksum"
}

function install {
  sudo dpkg --install "${ARCHIVE}"
}

function install-nix {
  resolve-dependencies && download && verify && install
}

install-nix