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path: root/pkgs/applications/networking/mullvad-vpn/update.sh
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#!/usr/bin/env nix-shell
#!nix-shell -i bash -p curl gnused gawk jq nix-prefetch

set -euo pipefail

ROOT="$(dirname "$(readlink -f "$0")")"
NIX_DRV="$ROOT/default.nix"
if [ ! -f "$NIX_DRV" ]; then
  echo "ERROR: cannot find default.nix in $ROOT"
  exit 1
fi

fetch_arch() {
  VER="$1"; ARCH="$2"
  URL="https://github.com/mullvad/mullvadvpn-app/releases/download/${VER}/MullvadVPN-${VER}_${ARCH}.deb"
  nix-prefetch "{ stdenv, fetchzip }:
stdenv.mkDerivation rec {
  pname = \"mullvad-vpn\"; version = \"${VER}\";
  src = fetchurl { url = \"$URL\"; };
}
"
}

replace_sha() {
  sed -i "s#$1 = \"sha256-.\{44\}\"#$1 = \"$2\"#" "$NIX_DRV"
}

MULLVAD_VER=$(curl -s https://api.mullvad.net/app/v1/releases/linux/2022.5 | jq -r '.latest_stable')

MULLVAD_LINUX_X64_SHA256=$(fetch_arch "$MULLVAD_VER" "amd64")
MULLVAD_LINUX_AARCH64_SHA256=$(fetch_arch "$MULLVAD_VER" "arm64")

sed -i "s/version = \".*\"/version = \"$MULLVAD_VER\"/" "$NIX_DRV"

replace_sha "x86_64-linux" "$MULLVAD_LINUX_X64_SHA256"
replace_sha "aarch64-linux" "$MULLVAD_LINUX_AARCH64_SHA256"